DefenderYara/Worm/Win32/Vobfus/Worm_Win32_Vobfus_gen_V.yar

13 lines
761 B
Plaintext

rule Worm_Win32_Vobfus_gen_V{
meta:
description = "Worm:Win32/Vobfus.gen!V,SIGNATURE_TYPE_PEHSTR_EXT,07 00 07 00 02 00 00 05 00 "
strings :
$a_03_0 = {8b c8 8b d6 e8 90 01 03 ff 8d 45 90 01 01 50 ff 35 90 01 03 00 ff 35 90 01 03 00 e8 90 01 04 8d 45 90 01 01 50 6a 00 e8 90 01 03 ff c7 45 fc 90 01 02 00 00 90 00 } //02 00
$a_03_1 = {50 6a 00 e8 90 01 04 e8 90 01 04 c7 45 fc 14 00 00 00 8d 45 90 01 01 50 e8 90 01 04 89 45 90 01 01 c7 45 fc 15 00 00 00 6a 00 6a 02 6a 01 6a 00 8d 45 90 01 01 50 6a 10 68 80 08 00 00 e8 90 01 04 83 c4 90 01 01 c7 45 90 01 01 02 00 00 00 c7 45 90 01 01 02 00 00 00 8d 75 90 01 01 6a 00 ff 75 90 01 01 e8 90 01 04 8b c8 8b d6 e8 90 00 } //00 00
$a_00_2 = {5d 04 00 00 b7 } //a9 02
condition:
any of ($a_*)
}