YARA · Malpedia signator rules
MALPEDIA_Win_Ghole_Auto
autogenerated rule brought to you by yara-signator
- Author
- Felix Bilstein - yara-signator at cocacoding dot com
- Date
- 2026-05-04
- Modified
- 2026-05-18
- Score / Quality
- 75 / 75
What this rule detects
autogenerated rule brought to you by yara-signator
Associated malware family: Ghole.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-ghole-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Ghole_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "195f2f13-9875-59d9-8fe8-8e0e76442b1d"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.ghole"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.ghole_auto.yar#L1-L132"
= "N/A"
= "6281a4d5e37d96a386d1124179345dc04e912430f57bcad1d91c88d2c8048205"
= 75
= 75
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260422"
= "a182e35da64e6d71cb55f125c4d4225196523f14"
= "20260504"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 89c7 e8???????? 85c0 0f8484000000 48 8d8520fdffff }
$sequence_1 = { 48 8b45e0 48 89de 48 89c7 e8???????? }
$sequence_2 = { 8b8568feffff 48 8945e8 eb17 48 8b45e8 0fb600 }
$sequence_3 = { 8b45f8 48 8b55f0 48 8910 48 8b45f8 }
$sequence_4 = { 25ff000000 89c2 48 8d05b37c0000 0fb60402 0fb6c0 c1e008 }
$sequence_5 = { 0f94c0 0fb6c0 c9 c3 55 48 89e5 }
$sequence_6 = { 8b855cffffff 83c801 89855cffffff 66c78560ffffff0000 48 8b05???????? }
$sequence_7 = { 8b45f8 48 8b4038 48 85c0 7429 48 }
$sequence_8 = { 2500ff0000 31c1 8b45ec 25ff000000 89c0 48 8d148500000000 }
$sequence_9 = { 89e0 48 83c00f 48 c1e804 48 c1e004 }
condition:
7 of them and filesize < 622592
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 89c7 e8???????? 85c0 0f8484000000 48 8d8520fdffff } | |
| $sequence_1 | hex | { 48 8b45e0 48 89de 48 89c7 e8???????? } | |
| $sequence_2 | hex | { 8b8568feffff 48 8945e8 eb17 48 8b45e8 0fb600 } | |
| $sequence_3 | hex | { 8b45f8 48 8b55f0 48 8910 48 8b45f8 } | |
| $sequence_4 | hex | { 25ff000000 89c2 48 8d05b37c0000 0fb60402 0fb6c0 c1e008 } | |
| $sequence_5 | hex | { 0f94c0 0fb6c0 c9 c3 55 48 89e5 } | |
| $sequence_6 | hex | { 8b855cffffff 83c801 89855cffffff 66c78560ffffff0000 48 8b05???????? } | |
| $sequence_7 | hex | { 8b45f8 48 8b4038 48 85c0 7429 48 } | |
| $sequence_8 | hex | { 2500ff0000 31c1 8b45ec 25ff000000 89c0 48 8d148500000000 } | |
| $sequence_9 | hex | { 89e0 48 83c00f 48 c1e804 48 c1e004 } |
Condition
7 of them and filesize < 622592In plain words (Heuristic)
- The file must be smaller than 622592 (a cheap guard that skips large files).
- At least 7 patterns in the rule must match.
Test this rule in your browser
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Licence & attribution
Author: Felix Bilstein - yara-signator at cocacoding dot com
Source repository: Malpedia signator rules @ c901f97b7d
Licence: Creative Commons Attribution-ShareAlike 4.0 (repository licence)
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: 195f2f13-9875-59d9-8fe8-8e0e76442b1d
Metadata
| version | 1 |
|---|---|
| tool | yara-signator v0.6.0 |
| signator_config | callsandjumps;datarefs;binvalue |
| malpedia_rule_date | 20260422 |
| malpedia_hash | a182e35da64e6d71cb55f125c4d4225196523f14 |
| malpedia_version | 20260504 |
| malpedia_license | CC BY-SA 4.0 |
| malpedia_sharing | TLP:WHITE |
Tags:FILE
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