[Dailydave] VPC
Kurt Baumgartner
kbaumgartner at pctools.com
Fri Feb 22 11:44:22 EST 2008
>Hint : There are better ones than CWsandbox,
>- Joebox
>- Anubis (qemu -> easy to detect)
ThreatExpert too:
www.threatexpert.com
Evasion techniques are implemented in active malcode for all of them.
The most common techniques target vmware, emulator weaknesses, or
directories and components of the frameworks themselves.
Oh look, here's another one:
"Here is an assembly code chunk we extracted from an ITW worm. This code
is an attempt to detect Anubis:
sub esp, 104h
lea eax, [esp+0]
push ebx
push offset aCInsidetm ; "C:\\InsideTm\\"
push eax ; str1
xor bl, bl ; status (bl) = 0
call ds:strstr
The disassembly matches up somewhat with some proposed Anubis-detecting
c code fairly recently posted to an underground forum:
char ModulePath[MAX_PATH];
GetModuleFileName(NULL, ModulePath, MAX_PATH);
p = strstr(ModulePath, "InsideTm");
if(p != NULL) return true;"
http://blog.threatfire.com/2008/01/chartreuse-pill.html
kurt
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