YARA · Malpedia signator rules
MALPEDIA_Win_Scanpos_Auto
autogenerated rule brought to you by yara-signator
MalwareScanposMalpedia 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: Scanpos.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-scanpos-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Scanpos_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "a07580f7-6389-576a-9ad5-d1314027d856"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.scanpos"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.scanpos_auto.yar#L1-L123"
= "N/A"
= "ae113e4d2b6ca887756ce272eb047ffee74bc1434e90d6f9f5a07797154efaa7"
= 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???????? 83c404 84db 0f85c1010000 8d75d4 b8???????? }
$sequence_1 = { 754b 8b74183c 3bf7 7443 8b16 }
$sequence_2 = { 40 84c9 75f9 2bc2 8bf8 8d759c }
$sequence_3 = { b8???????? e8???????? 83781000 bf10000000 0f94c3 397de8 720c }
$sequence_4 = { 0f85ef000000 b208 8d642400 0fbec2 8a0c38 03c7 80f939 }
$sequence_5 = { 834de804 837de800 0f85bf000000 837f1410 720a 8b07 eb08 }
$sequence_6 = { 8b74183c 3bf7 7443 8b16 8b4204 f644300c06 7517 }
$sequence_7 = { 68???????? 8d4df4 51 c745f430124100 }
$sequence_8 = { ff15???????? 8b7508 c7465c682a4100 83660800 33ff }
$sequence_9 = { 83c004 57 e8???????? a1???????? 50 }
condition:
7 of them and filesize < 229376
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { e8???????? 83c404 84db 0f85c1010000 8d75d4 b8???????? } | |
| $sequence_1 | hex | { 754b 8b74183c 3bf7 7443 8b16 } | |
| $sequence_2 | hex | { 40 84c9 75f9 2bc2 8bf8 8d759c } | |
| $sequence_3 | hex | { b8???????? e8???????? 83781000 bf10000000 0f94c3 397de8 720c } | |
| $sequence_4 | hex | { 0f85ef000000 b208 8d642400 0fbec2 8a0c38 03c7 80f939 } | |
| $sequence_5 | hex | { 834de804 837de800 0f85bf000000 837f1410 720a 8b07 eb08 } | |
| $sequence_6 | hex | { 8b74183c 3bf7 7443 8b16 8b4204 f644300c06 7517 } | |
| $sequence_7 | hex | { 68???????? 8d4df4 51 c745f430124100 } | |
| $sequence_8 | hex | { ff15???????? 8b7508 c7465c682a4100 83660800 33ff } | |
| $sequence_9 | hex | { 83c004 57 e8???????? a1???????? 50 } |
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.
Test this rule in your browser
Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.
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: a07580f7-6389-576a-9ad5-d1314027d856
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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