diff options
Diffstat (limited to 'exec_crypter.c')
| -rw-r--r-- | exec_crypter.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/exec_crypter.c b/exec_crypter.c index e8763e5..706708a 100644 --- a/exec_crypter.c +++ b/exec_crypter.c @@ -96,7 +96,7 @@ shexbuf(uint8_t *buf, size_t buflen, char *dest, size_t destlen) static const char hexal[] = "0123456789ABCDEF"; uint8_t halfByte; - for (i = 0, j = 0; i < buflen && j < destlen; ++i, j += 3) { + for (i = 0, j = 0; i < buflen && j+2 < destlen; ++i, j += 3) { halfByte = buf[i] >> 4; dest[j+0] = hexal[ halfByte % 16 ]; halfByte = buf[i] & 0x0F; @@ -104,7 +104,9 @@ shexbuf(uint8_t *buf, size_t buflen, char *dest, size_t destlen) dest[j+2] = ' '; } - dest[j+2] = 0; + if (j) + dest[j-1] = 0; + return dest; } @@ -179,7 +181,7 @@ int main(int argc, char **argv) { * assume that our payload is unencrypted */ xor_genkey(trailer); - printf("\nEmpty XOR key .. generated: %s\n", + printf("\nEmpty XOR key .. generated: '%s'\n", shexbuf((uint8_t *) trailer->xorkey, sizeof trailer->xorkey, temp, sizeof temp)); |