YARA · Malpedia signator rules
MALPEDIA_Win_Huskloader_Auto
autogenerated rule brought to you by yara-signator
MalwareHuskloaderMalpedia 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: Huskloader.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-huskloader-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Huskloader_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "baa8dc28-4bde-5660-bacb-e311987b66fe"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.huskloader"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.huskloader_auto.yar#L1-L128"
= "N/A"
= "efaf6361c8e2a990c1d94ea51b671a22e525594bb6c413d70cb1d93190351b34"
= 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 = { 8d7f08 8b048d04330010 ffe0 f7c703000000 7413 8a06 }
$sequence_1 = { 894db0 8b048de88d0110 8975b4 8b440618 8b7514 }
$sequence_2 = { 6a00 6aff 66c7861a0600000111 ff15???????? 85c0 7430 682d060000 }
$sequence_3 = { 7712 0fb7c1 0faee8 0fb688181c0110 83e10f eb02 }
$sequence_4 = { e8???????? c70016000000 e8???????? 5d c20400 53 56 }
$sequence_5 = { 8904bde88d0110 85c0 7514 6a0c 5e 8975e4 c745fcfeffffff }
$sequence_6 = { 8db708020000 56 ff15???????? 56 ff15???????? 68???????? }
$sequence_7 = { 682d060000 6a00 6a04 6a00 6aff ff15???????? 85c0 }
$sequence_8 = { 5e 5d c3 e8???????? 85c0 0f8442310000 c3 }
$sequence_9 = { 7551 e8???????? c70021000000 eb44 c745e002000000 c745e4c45e0110 }
condition:
7 of them and filesize < 229376
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 8d7f08 8b048d04330010 ffe0 f7c703000000 7413 8a06 } | |
| $sequence_1 | hex | { 894db0 8b048de88d0110 8975b4 8b440618 8b7514 } | |
| $sequence_2 | hex | { 6a00 6aff 66c7861a0600000111 ff15???????? 85c0 7430 682d060000 } | |
| $sequence_3 | hex | { 7712 0fb7c1 0faee8 0fb688181c0110 83e10f eb02 } | |
| $sequence_4 | hex | { e8???????? c70016000000 e8???????? 5d c20400 53 56 } | |
| $sequence_5 | hex | { 8904bde88d0110 85c0 7514 6a0c 5e 8975e4 c745fcfeffffff } | |
| $sequence_6 | hex | { 8db708020000 56 ff15???????? 56 ff15???????? 68???????? } | |
| $sequence_7 | hex | { 682d060000 6a00 6a04 6a00 6aff ff15???????? 85c0 } | |
| $sequence_8 | hex | { 5e 5d c3 e8???????? 85c0 0f8442310000 c3 } | |
| $sequence_9 | hex | { 7551 e8???????? c70021000000 eb44 c745e002000000 c745e4c45e0110 } |
Condition
7 of them and filesize < 229376In plain words (Heuristic)
- The file must be smaller than 229376 (a cheap guard that skips large files).
- At least 7 patterns in the rule must match.
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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: baa8dc28-4bde-5660-bacb-e311987b66fe
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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