YARA · Malpedia signator rules
MALPEDIA_Win_Pterois_Auto
autogenerated rule brought to you by yara-signator
MalwarePteroisMalpedia 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: Pterois.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-pterois-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Pterois_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "910461f2-a3e6-50bc-a626-f723a8c8ae53"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.pterois"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.pterois_auto.yar#L1-L131"
= "N/A"
= "b7ce2a8f8845eb7fbdf4556f57ab206b63751b7511422612a4dd9df00e0607df"
= 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 = { ba1f9e5797 e8???????? 488905???????? 488b0d???????? ba524aaa5b e8???????? 488905???????? }
$sequence_1 = { 33c9 4c8d057c180100 488d154d6a0100 e8???????? 4885c0 7415 49ba7030525e472705d3 }
$sequence_2 = { 83c0d0 83e80a 0f8229000000 e9???????? }
$sequence_3 = { 75dd 488d055b500100 483bd8 74d1 488bcb e8???????? ebc7 }
$sequence_4 = { bafbdc7061 e8???????? 488905???????? 488b0d???????? bafa6fbeac e8???????? 488905???????? }
$sequence_5 = { 488b442438 48833800 0f8411000000 488b4c2438 488b442438 488b00 48894808 }
$sequence_6 = { 4883ec48 4889542438 48894c2430 48c744242800000000 48837c243000 0f850e000000 48c744244000000000 }
$sequence_7 = { 4889442438 488b442440 488b00 4889442440 e9???????? 48837c244800 0f8422000000 }
$sequence_8 = { e9???????? 48837c247000 0f860e000000 488b442470 4883e801 4889442460 e9???????? }
$sequence_9 = { 488b442430 488b4820 488b442430 48894838 488b442430 48c7402000000000 48837c244800 }
condition:
7 of them and filesize < 528384
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { ba1f9e5797 e8???????? 488905???????? 488b0d???????? ba524aaa5b e8???????? 488905???????? } | |
| $sequence_1 | hex | { 33c9 4c8d057c180100 488d154d6a0100 e8???????? 4885c0 7415 49ba7030525e472705d3 } | |
| $sequence_2 | hex | { 83c0d0 83e80a 0f8229000000 e9???????? } | |
| $sequence_3 | hex | { 75dd 488d055b500100 483bd8 74d1 488bcb e8???????? ebc7 } | |
| $sequence_4 | hex | { bafbdc7061 e8???????? 488905???????? 488b0d???????? bafa6fbeac e8???????? 488905???????? } | |
| $sequence_5 | hex | { 488b442438 48833800 0f8411000000 488b4c2438 488b442438 488b00 48894808 } | |
| $sequence_6 | hex | { 4883ec48 4889542438 48894c2430 48c744242800000000 48837c243000 0f850e000000 48c744244000000000 } | |
| $sequence_7 | hex | { 4889442438 488b442440 488b00 4889442440 e9???????? 48837c244800 0f8422000000 } | |
| $sequence_8 | hex | { e9???????? 48837c247000 0f860e000000 488b442470 4883e801 4889442460 e9???????? } | |
| $sequence_9 | hex | { 488b442430 488b4820 488b442430 48894838 488b442430 48c7402000000000 48837c244800 } |
Condition
7 of them and filesize < 528384In plain words (Heuristic)
- The file must be smaller than 528384 (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: 910461f2-a3e6-50bc-a626-f723a8c8ae53
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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