YARA · Malpedia signator rules
MALPEDIA_Win_Veletrix_Auto
autogenerated rule brought to you by yara-signator
MalwareVeletrixMalpedia 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: Veletrix.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-veletrix-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Veletrix_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "a5f5b762-13c6-553b-b699-839d4e6ceb4f"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.veletrix"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.veletrix_auto.yar#L1-L125"
= "N/A"
= "caf3f0b619f428452505d9ee8537497d80964f351312a5e0d2c1e4059a2feec7"
= 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 = { 7408 488bc2 e9???????? 4d3bc4 0f84d9000000 8b7500 498b9cf6c0920100 }
$sequence_1 = { f20f59ee f20f5ce9 f2410f1004c1 488d1576860000 f20f1014c2 }
$sequence_2 = { 85c0 742a 488bc5 4c8d05f5250100 488bcd 48c1f906 83e03f }
$sequence_3 = { e8???????? 33db 8bf8 85c0 0f8453020000 4c8d2d461a0100 448bf3 }
$sequence_4 = { 4c8d0d057c0000 c5f359c1 c5fb101d???????? c5fb102d???????? c4e2f1a91d???????? c4e2f1a92d???????? f20f10e0 }
$sequence_5 = { c7459856697274 488bcb c7459c75616c50 4c8be0 c745a0726f7465 }
$sequence_6 = { e8???????? 488b8f90000000 483b0d???????? 7417 488d05243d0100 }
$sequence_7 = { 4c8d4c2448 488b4f10 41b840000000 ff542430 8b4f04 ba00080000 }
$sequence_8 = { 48894df7 488945ef 488d0d8668ffff 83e03f 458be9 4d03e8 4c8945df }
$sequence_9 = { 4c896daf 49c1fc06 4c8d34c0 4a8b84e100970100 4a8b44f028 }
condition:
7 of them and filesize < 234496
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 7408 488bc2 e9???????? 4d3bc4 0f84d9000000 8b7500 498b9cf6c0920100 } | |
| $sequence_1 | hex | { f20f59ee f20f5ce9 f2410f1004c1 488d1576860000 f20f1014c2 } | |
| $sequence_2 | hex | { 85c0 742a 488bc5 4c8d05f5250100 488bcd 48c1f906 83e03f } | |
| $sequence_3 | hex | { e8???????? 33db 8bf8 85c0 0f8453020000 4c8d2d461a0100 448bf3 } | |
| $sequence_4 | hex | { 4c8d0d057c0000 c5f359c1 c5fb101d???????? c5fb102d???????? c4e2f1a91d???????? c4e2f1a92d???????? f20f10e0 } | |
| $sequence_5 | hex | { c7459856697274 488bcb c7459c75616c50 4c8be0 c745a0726f7465 } | |
| $sequence_6 | hex | { e8???????? 488b8f90000000 483b0d???????? 7417 488d05243d0100 } | |
| $sequence_7 | hex | { 4c8d4c2448 488b4f10 41b840000000 ff542430 8b4f04 ba00080000 } | |
| $sequence_8 | hex | { 48894df7 488945ef 488d0d8668ffff 83e03f 458be9 4d03e8 4c8945df } | |
| $sequence_9 | hex | { 4c896daf 49c1fc06 4c8d34c0 4a8b84e100970100 4a8b44f028 } |
Condition
7 of them and filesize < 234496In plain words (Heuristic)
- The file must be smaller than 234496 (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: a5f5b762-13c6-553b-b699-839d4e6ceb4f
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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