YARA · Malpedia signator rules
MALPEDIA_Win_Shadowpad_Auto
autogenerated rule brought to you by yara-signator
MalwareShadowpadMalpedia 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: Shadowpad.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-shadowpad-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Shadowpad_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "95e6e021-1160-5a82-b243-e0bd486f08d2"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.shadowpad"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.shadowpad_auto.yar#L1-L118"
= "N/A"
= "1156ccfa88c008fbc9b2060defadcc28f5235ebeeee5fdeaa68e1a029546b728"
= 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 = { 8b400c 83ec0c 53 56 33db }
$sequence_1 = { ff75f4 50 e8???????? 8d45e0 50 ff75e8 }
$sequence_2 = { 8d75c0 e8???????? 8d4590 50 8d45c0 }
$sequence_3 = { 7cae ff7514 8d45d8 50 8975d8 }
$sequence_4 = { 47 3bfe 72e5 8d45bc 50 }
$sequence_5 = { 50 6a04 5f e8???????? 85c0 75ae 8d4310 }
$sequence_6 = { 83ec24 53 56 57 33ff 393d???????? }
$sequence_7 = { e8???????? 8b45e8 6a02 5b }
$sequence_8 = { 8b7508 33c0 50 83c648 8945c0 }
$sequence_9 = { 32d1 46 8810 3b7508 0f8c74ffffff 5f }
condition:
7 of them and filesize < 188416
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 8b400c 83ec0c 53 56 33db } | |
| $sequence_1 | hex | { ff75f4 50 e8???????? 8d45e0 50 ff75e8 } | |
| $sequence_2 | hex | { 8d75c0 e8???????? 8d4590 50 8d45c0 } | |
| $sequence_3 | hex | { 7cae ff7514 8d45d8 50 8975d8 } | |
| $sequence_4 | hex | { 47 3bfe 72e5 8d45bc 50 } | |
| $sequence_5 | hex | { 50 6a04 5f e8???????? 85c0 75ae 8d4310 } | |
| $sequence_6 | hex | { 83ec24 53 56 57 33ff 393d???????? } | |
| $sequence_7 | hex | { e8???????? 8b45e8 6a02 5b } | |
| $sequence_8 | hex | { 8b7508 33c0 50 83c648 8945c0 } | |
| $sequence_9 | hex | { 32d1 46 8810 3b7508 0f8c74ffffff 5f } |
Condition
7 of them and filesize < 188416In plain words (Heuristic)
- The file must be smaller than 188416 (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: 95e6e021-1160-5a82-b243-e0bd486f08d2
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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