YARA · Malpedia signator rules
MALPEDIA_Win_Spyder_Patchwork_Auto
autogenerated rule brought to you by yara-signator
MalwareSpyder PatchworkMalpedia 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: Spyder Patchwork.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-spyder-patchwork-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Spyder_Patchwork_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "e926fe0c-ce8f-51e4-ad0c-37973fb70988"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.spyder_patchwork"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.spyder_patchwork_auto.yar#L1-L133"
= "N/A"
= "ee689a9dc445bd62269f9be04719a1d926fc0f1498db9be06b9d9ee4872531e3"
= 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 = { e8???????? 83c410 5f 5e 33c0 33d2 5b }
$sequence_1 = { 85c0 89442444 8b442440 897c2428 0f8fc2feffff c744243000000000 }
$sequence_2 = { 8b7c242c 33c0 89442414 0560b10000 6a11 03c3 57 }
$sequence_3 = { 0bfa 7404 b001 eb02 32c0 ff742428 888398000000 }
$sequence_4 = { 3b6920 7311 8b491c 8a542413 881429 ff4044 8b542438 }
$sequence_5 = { 5d 5f 5b 59 c3 8b442424 8b4c2420 }
$sequence_6 = { 837c241838 0f851d010000 85f6 7506 5f 8d46fe 5e }
$sequence_7 = { e9???????? 8b0c8a 0fb6c1 c1e908 89433c 894b38 c7834004000001000000 }
$sequence_8 = { 7209 83fbff 0f8794030000 8bd3 03d0 8bc6 13c1 }
$sequence_9 = { 01448b40 807b2800 743e 85c0 0f8ec6fdffff 0f1f840000000000 3b7c2430 }
condition:
7 of them and filesize < 2260992
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { e8???????? 83c410 5f 5e 33c0 33d2 5b } | |
| $sequence_1 | hex | { 85c0 89442444 8b442440 897c2428 0f8fc2feffff c744243000000000 } | |
| $sequence_2 | hex | { 8b7c242c 33c0 89442414 0560b10000 6a11 03c3 57 } | |
| $sequence_3 | hex | { 0bfa 7404 b001 eb02 32c0 ff742428 888398000000 } | |
| $sequence_4 | hex | { 3b6920 7311 8b491c 8a542413 881429 ff4044 8b542438 } | |
| $sequence_5 | hex | { 5d 5f 5b 59 c3 8b442424 8b4c2420 } | |
| $sequence_6 | hex | { 837c241838 0f851d010000 85f6 7506 5f 8d46fe 5e } | |
| $sequence_7 | hex | { e9???????? 8b0c8a 0fb6c1 c1e908 89433c 894b38 c7834004000001000000 } | |
| $sequence_8 | hex | { 7209 83fbff 0f8794030000 8bd3 03d0 8bc6 13c1 } | |
| $sequence_9 | hex | { 01448b40 807b2800 743e 85c0 0f8ec6fdffff 0f1f840000000000 3b7c2430 } |
Condition
7 of them and filesize < 2260992In plain words (Heuristic)
- The file must be smaller than 2260992 (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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Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.
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: e926fe0c-ce8f-51e4-ad0c-37973fb70988
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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