hackedteam/scout-win

#include <Windows.h>
#include "crypt.h"
#include "aes_alg.h"



VOID Encrypt(PBYTE pBuffer, ULONG uBuffLen, PBYTE pKey, ULONG uPadding)
{
    BYTE pInitVector[16];
    aes_context pAesContext;

    memset(pInitVector, 0x0, BLOCK_LEN);
    aes_set_key(&pAesContext, pKey, BLOCK_LEN*8);

    if (uPadding == PAD_NOPAD)
        aes_cbc_encrypt(&pAesContext, pInitVector, pBuffer, pBuffer, uBuffLen);
    else if (uPadding == PAD_PKCS5)
        aes_cbc_encrypt_pkcs5(&pAesContext, pInitVector, pBuffer, pBuffer, uBuffLen);
#ifdef _DEBUG
    else
        OutputDebugString(L"Unknown padding\n");
#endif
}

VOID Decrypt(PBYTE pBuffer, ULONG uBuffLen, PBYTE pKey)
{
    BYTE pInitVector[16];
    aes_context pAesContext;

    memset(pInitVector, 0x0, BLOCK_LEN);
    aes_set_key(&pAesContext, pKey, BLOCK_LEN*8);
    aes_cbc_decrypt(&pAesContext, pInitVector, pBuffer, pBuffer, uBuffLen);
}