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Add cpuid vendor detection

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This commit is contained in:
Alberto Ortega 2015-03-19 18:34:23 +01:00
parent 7da8b35d13
commit c381be5083
3 changed files with 26 additions and 1 deletions
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15
pafish/cpu.c
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@ -1,6 +1,7 @@
#include <windows.h>
#include <stdio.h>
#include <string.h>
#include "types.h"
#include "cpu.h"
@ -57,3 +58,17 @@ void cpu_write_vendor(char * vendor) {
cpuid_vendor_00(vendor);
}
int cpu_known_vm_vendors(char * vendor) {
const int count = 4;
int i;
string strs[count];
strs[0] = "KVMKVMKVMKVM";
strs[1] = "Microsoft Hv";
strs[2] = "VMwareVMware";
strs[3] = "XenVMMXenVMM";
for (i = 0; i < count; i++) {
if (!memcmp(vendor, strs[i], 12)) return TRUE;
}
return FALSE;
}

2
pafish/cpu.h
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@ -8,4 +8,6 @@ int cpu_hv();
void cpu_write_vendor(char *);
int cpu_known_vm_vendors(char *);
#endif

10
pafish/main.c
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@ -82,7 +82,7 @@ int main(int argc, char *argv[])
}
/* CPU information based detection tricks */
printf("\n[-] CPU information detection\n");
printf("\n[-] CPU information based detections\n");
printf("[*] Checking the difference between CPU timestamp counters (rdtsc) ... ");
if (cpu_rdtsc() == TRUE) {
print_traced();
@ -99,6 +99,14 @@ int main(int argc, char *argv[])
}
else print_not_traced();
printf("[*] Checking cpuid vendor for known VM vendors ... ");
if (cpu_known_vm_vendors(cpu_vendor) == TRUE) {
print_traced();
write_log("CPU VM traced by checking cpuid vendor for known VM vendors");
write_trace("hi_CPU_VM_vendor_name");
}
else print_not_traced();
/* Generic sandbox detection tricks */
printf("\n[-] Generic sandbox detection\n");
printf("[*] Using mouse activity ... ");