DefenderYara/Worm/Win32/Koobface/Worm_Win32_Koobface_T.yar

13 lines
537 B
Plaintext
Raw Permalink Normal View History

2024-02-05 06:12:47 -08:00
rule Worm_Win32_Koobface_T{
meta:
2024-07-06 23:13:08 -07:00
description = "Worm:Win32/Koobface.T,SIGNATURE_TYPE_PEHSTR_EXT,03 00 03 00 03 00 00 "
2024-02-05 06:12:47 -08:00
strings :
2024-07-06 23:13:08 -07:00
$a_01_0 = {2e 73 79 73 2f 3f 61 63 74 69 6f 6e 3d 61 76 67 65 6e 26 76 3d 31 00 } //1
$a_01_1 = {3c 6c 69 3e 46 6f 72 20 4d 69 63 72 6f 73 6f 66 74 3a 20 3c 61 20 68 72 65 66 3d } //1 <li>For Microsoft: <a href=
2024-07-09 05:28:14 -07:00
$a_03_2 = {8b d8 83 fb ff 0f 84 ?? ?? 00 00 8d 44 24 ?? 50 53 ff 15 ?? ?? 40 00 8b e8 83 fd 0a 0f 86 } //1
2024-02-05 06:12:47 -08:00
condition:
2024-07-06 23:13:08 -07:00
((#a_01_0 & 1)*1+(#a_01_1 & 1)*1+(#a_03_2 & 1)*1) >=3
2024-02-05 06:12:47 -08:00
}