YARA · Malpedia signator rules
MALPEDIA_Win_Voldemort_Auto
autogenerated rule brought to you by yara-signator
MalwareVoldemortMalpedia 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: Voldemort.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-voldemort-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Voldemort_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "d4f91bf2-546f-5cf7-ba32-91066fc835f0"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.voldemort"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.voldemort_auto.yar#L1-L125"
= "N/A"
= "462bba4ea66471a1ec3cdd81d648ec014592e69c5cc879c552beb372ce505b19"
= 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 = { 48894308 e9???????? 48895c2408 57 4883ec20 488b11 488bf9 }
$sequence_1 = { 5b c3 4c8bda 4c8bd1 450fb702 4d8d5202 }
$sequence_2 = { 415e 415d 415c 5f c3 4c8bdc 49895b18 }
$sequence_3 = { 7597 41b001 488b5c2408 418ac0 c3 488bc4 }
$sequence_4 = { 41c60700 b001 e9???????? 48895c2410 55 56 }
$sequence_5 = { 4803c1 48894308 e9???????? 48895c2408 57 4883ec20 }
$sequence_6 = { 41c60700 b001 e9???????? 48895c2410 55 }
$sequence_7 = { 488b5c2408 418ac0 c3 488bc4 48895808 }
$sequence_8 = { 415c 5f c3 4c8bdc 49895b18 57 4883ec40 }
$sequence_9 = { 4883c420 5b c3 4c8bda 4c8bd1 450fb702 }
condition:
7 of them and filesize < 577536
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 48894308 e9???????? 48895c2408 57 4883ec20 488b11 488bf9 } | |
| $sequence_1 | hex | { 5b c3 4c8bda 4c8bd1 450fb702 4d8d5202 } | |
| $sequence_2 | hex | { 415e 415d 415c 5f c3 4c8bdc 49895b18 } | |
| $sequence_3 | hex | { 7597 41b001 488b5c2408 418ac0 c3 488bc4 } | |
| $sequence_4 | hex | { 41c60700 b001 e9???????? 48895c2410 55 56 } | |
| $sequence_5 | hex | { 4803c1 48894308 e9???????? 48895c2408 57 4883ec20 } | |
| $sequence_6 | hex | { 41c60700 b001 e9???????? 48895c2410 55 } | |
| $sequence_7 | hex | { 488b5c2408 418ac0 c3 488bc4 48895808 } | |
| $sequence_8 | hex | { 415c 5f c3 4c8bdc 49895b18 57 4883ec40 } | |
| $sequence_9 | hex | { 4883c420 5b c3 4c8bda 4c8bd1 450fb702 } |
Condition
7 of them and filesize < 577536In plain words (Heuristic)
- The file must be smaller than 577536 (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: d4f91bf2-546f-5cf7-ba32-91066fc835f0
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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