YARA · Malpedia signator rules
MALPEDIA_Win_Venon_Auto
autogenerated rule brought to you by yara-signator
- 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: Venon.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-venon-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Venon_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "24c2580c-eca1-5977-b2fc-90e5c8a505ba"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.venon"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.venon_auto.yar#L1-L134"
= "N/A"
= "ab9221dc0c6ec834db58d9cf65a8c800f847f199116d4cd36e82a818ab678a4f"
= 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 = { eb0f 488bd6 e8???????? 8b7c2440 83f701 41b804000000 488d4c2440 }
$sequence_1 = { eb0b c784245002000000000000 8b842450020000 83e802 4898 488b4c2420 482bc8 }
$sequence_2 = { ebe3 4889542410 55 4157 4156 56 57 }
$sequence_3 = { ff5018 89c5 89e8 4881c4a8000000 5b 5d 5f }
$sequence_4 = { e9???????? 8b442420 8b4c2424 2bc8 8bc1 c1e007 488b8c2480000000 }
$sequence_5 = { e9???????? 488b09 e9???????? 41b808000000 41b908000000 e9???????? 4156 }
$sequence_6 = { e9???????? 48b80000000000000080 48898580010000 488b8d880b0000 488b85400b0000 ff5048 488bb5e00a0000 }
$sequence_7 = { eb0b 89d6 e8???????? 89f2 89c6 31c9 4531ff }
$sequence_8 = { f30f7f4210 488b8d28080000 c681d902000000 803906 7537 48c7852008000000000000 4c89ad08080000 }
$sequence_9 = { f048ff08 750d 488b45f0 488d4838 e8???????? 488b45f0 488d4858 }
condition:
7 of them and filesize < 19539968
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { eb0f 488bd6 e8???????? 8b7c2440 83f701 41b804000000 488d4c2440 } | |
| $sequence_1 | hex | { eb0b c784245002000000000000 8b842450020000 83e802 4898 488b4c2420 482bc8 } | |
| $sequence_2 | hex | { ebe3 4889542410 55 4157 4156 56 57 } | |
| $sequence_3 | hex | { ff5018 89c5 89e8 4881c4a8000000 5b 5d 5f } | |
| $sequence_4 | hex | { e9???????? 8b442420 8b4c2424 2bc8 8bc1 c1e007 488b8c2480000000 } | |
| $sequence_5 | hex | { e9???????? 488b09 e9???????? 41b808000000 41b908000000 e9???????? 4156 } | |
| $sequence_6 | hex | { e9???????? 48b80000000000000080 48898580010000 488b8d880b0000 488b85400b0000 ff5048 488bb5e00a0000 } | |
| $sequence_7 | hex | { eb0b 89d6 e8???????? 89f2 89c6 31c9 4531ff } | |
| $sequence_8 | hex | { f30f7f4210 488b8d28080000 c681d902000000 803906 7537 48c7852008000000000000 4c89ad08080000 } | |
| $sequence_9 | hex | { f048ff08 750d 488b45f0 488d4838 e8???????? 488b45f0 488d4858 } |
Condition
7 of them and filesize < 19539968In plain words (Heuristic)
- The file must be smaller than 19539968 (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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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: 24c2580c-eca1-5977-b2fc-90e5c8a505ba
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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