YARA · Malpedia signator rules
MALPEDIA_Win_Warlock_Auto
autogenerated rule brought to you by yara-signator
MalwareWarlockMalpedia signator rulesCreative Commons Attribution-ShareAlike 4.0Compiles with YARA-X
- 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: Warlock.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-warlock-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Warlock_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "450cfe2d-3dfd-5087-abe8-4e796115a02e"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.warlock"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.warlock_auto.yar#L1-L134"
= "N/A"
= "ef2e3efebb6f4f153506d62103df2ba1a6143844b2fad8eab3f823c647b729b4"
= 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 = { 803800 0f4ff0 8a06 3c7f 75d1 8b5da0 8b45e8 }
$sequence_1 = { 8bec 8b4508 56 8bf1 894604 8b450c c70600000000 }
$sequence_2 = { 89842468020000 8b84244c010000 038424c4000000 8984246c020000 8b842450010000 038424c8000000 89842470020000 }
$sequence_3 = { 83e80c 7418 83e801 7413 83e801 740e 83e801 }
$sequence_4 = { 58 0f45d0 8ac1 2c30 3c09 7708 0fbec1 }
$sequence_5 = { c1c811 c1c913 33c8 8b442448 c1e80a 33c8 8b442454 }
$sequence_6 = { c20c00 55 8bec 8b4508 56 8bf1 894604 }
$sequence_7 = { 84c0 0f846c040000 3c24 7521 ff7518 8d45ef 8bcf }
$sequence_8 = { 51 e8???????? 83c40c eb25 52 6a00 51 }
$sequence_9 = { 8b4dec 40 898680000000 8b4508 894804 8b4de8 8908 }
condition:
7 of them and filesize < 1395712
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 803800 0f4ff0 8a06 3c7f 75d1 8b5da0 8b45e8 } | |
| $sequence_1 | hex | { 8bec 8b4508 56 8bf1 894604 8b450c c70600000000 } | |
| $sequence_2 | hex | { 89842468020000 8b84244c010000 038424c4000000 8984246c020000 8b842450010000 038424c8000000 89842470020000 } | |
| $sequence_3 | hex | { 83e80c 7418 83e801 7413 83e801 740e 83e801 } | |
| $sequence_4 | hex | { 58 0f45d0 8ac1 2c30 3c09 7708 0fbec1 } | |
| $sequence_5 | hex | { c1c811 c1c913 33c8 8b442448 c1e80a 33c8 8b442454 } | |
| $sequence_6 | hex | { c20c00 55 8bec 8b4508 56 8bf1 894604 } | |
| $sequence_7 | hex | { 84c0 0f846c040000 3c24 7521 ff7518 8d45ef 8bcf } | |
| $sequence_8 | hex | { 51 e8???????? 83c40c eb25 52 6a00 51 } | |
| $sequence_9 | hex | { 8b4dec 40 898680000000 8b4508 894804 8b4de8 8908 } |
Condition
7 of them and filesize < 1395712In plain words (Heuristic)
- The file must be smaller than 1395712 (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: 450cfe2d-3dfd-5087-abe8-4e796115a02e
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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