Sneed-Reactivity/yara-mikesxrs/Citizen Lab/vidgrab.yara

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private rule VidgrabCode : Vidgrab Family
{
meta:
description = "Vidgrab code tricks"
author = "Seth Hardy"
last_modified = "2014-06-20"
strings:
$divbyzero = { B8 02 00 00 00 48 48 BA 02 00 00 00 83 F2 02 F7 F0 }
// add eax, ecx; xor byte ptr [eax], ??h; inc ecx
$xorloop = { 03 C1 80 30 (66 | 58) 41 }
$junk = { 8B 4? ?? 8B 4? ?? 03 45 08 52 5A }
condition:
all of them
}
private rule VidgrabStrings : Vidgrab Family
{
meta:
description = "Vidgrab Identifying Strings"
author = "Seth Hardy"
last_modified = "2014-06-20"
strings:
$ = "IDI_ICON5" wide ascii
$ = "starter.exe"
$ = "wmifw.exe"
$ = "Software\\rar"
$ = "tmp092.tmp"
$ = "temp1.exe"
condition:
3 of them
}
rule Vidgrab : Family
{
meta:
description = "Vidgrab"
author = "Seth Hardy"
last_modified = "2014-06-20"
condition:
VidgrabCode or VidgrabStrings
}