YARA · Malpedia signator rules
MALPEDIA_Win_Vsingle_Auto
autogenerated rule brought to you by yara-signator
MalwareVsingleMalpedia 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: Vsingle.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-vsingle-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Vsingle_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "7a0dc0b8-8413-526e-80cd-2e11f3fb260c"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.vsingle"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.vsingle_auto.yar#L1-L167"
= "N/A"
= "f0219dca344f5491ea50620d0847b642ccbeeaa49ea8c19b88efa0837a19f196"
= 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 = { 8945fc 56 57 c6850cffffff00 68ef000000 6a00 8d850dffffff }
$sequence_1 = { 51 ff15???????? 8b5508 52 ff15???????? 83c001 }
$sequence_2 = { 33c0 668985d4f6ffff 68fe070000 6a00 }
$sequence_3 = { 51 ff15???????? 8d94057cfeffff 52 }
$sequence_4 = { 8945fc 64a130000000 8945f8 8b45f8 8b4dfc 33cd e8???????? }
$sequence_5 = { 33c0 668985ccb6ffff 6800200000 6a00 8d8dceb6ffff }
$sequence_6 = { 8955c5 8955c9 668955cd 8855cf c645d000 33c0 }
$sequence_7 = { 83c408 894598 8b4508 3b4598 7508 8b4db0 8b4118 }
$sequence_8 = { 81f289e16a3d eb43 81c0e92289a3 81e807909f53 }
$sequence_9 = { 81c3e0fb4709 66890c2b 5b 0fb755e4 85d2 }
$sequence_10 = { 52 bab450bfad 81c2acf92436 81c2d42cb3d3 81ea65354a2c }
$sequence_11 = { 50 b831b265c9 81f0be517822 81c045df1a86 81f017fa817b 81c0a0322d59 }
$sequence_12 = { 21f0 5e 52 bad7593745 }
$sequence_13 = { 5b 53 bb466ba2eb 81c316a49e00 }
$sequence_14 = { e9???????? 81e9699779d1 81c1cdd62061 e9???????? 81e9fcdd35b4 81e914eb6430 }
$sequence_15 = { 81eeef6a17e4 81c63f5b8880 81f63a06f592 81eee27f222c 81f6edd42c06 }
condition:
7 of them and filesize < 940032
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 8945fc 56 57 c6850cffffff00 68ef000000 6a00 8d850dffffff } | |
| $sequence_1 | hex | { 51 ff15???????? 8b5508 52 ff15???????? 83c001 } | |
| $sequence_2 | hex | { 33c0 668985d4f6ffff 68fe070000 6a00 } | |
| $sequence_3 | hex | { 51 ff15???????? 8d94057cfeffff 52 } | |
| $sequence_4 | hex | { 8945fc 64a130000000 8945f8 8b45f8 8b4dfc 33cd e8???????? } | |
| $sequence_5 | hex | { 33c0 668985ccb6ffff 6800200000 6a00 8d8dceb6ffff } | |
| $sequence_6 | hex | { 8955c5 8955c9 668955cd 8855cf c645d000 33c0 } | |
| $sequence_7 | hex | { 83c408 894598 8b4508 3b4598 7508 8b4db0 8b4118 } | |
| $sequence_8 | hex | { 81f289e16a3d eb43 81c0e92289a3 81e807909f53 } | |
| $sequence_9 | hex | { 81c3e0fb4709 66890c2b 5b 0fb755e4 85d2 } | |
| $sequence_10 | hex | { 52 bab450bfad 81c2acf92436 81c2d42cb3d3 81ea65354a2c } | |
| $sequence_11 | hex | { 50 b831b265c9 81f0be517822 81c045df1a86 81f017fa817b 81c0a0322d59 } | |
| $sequence_12 | hex | { 21f0 5e 52 bad7593745 } | |
| $sequence_13 | hex | { 5b 53 bb466ba2eb 81c316a49e00 } | |
| $sequence_14 | hex | { e9???????? 81e9699779d1 81c1cdd62061 e9???????? 81e9fcdd35b4 81e914eb6430 } | |
| $sequence_15 | hex | { 81eeef6a17e4 81c63f5b8880 81f63a06f592 81eee27f222c 81f6edd42c06 } |
Condition
7 of them and filesize < 940032In plain words (Heuristic)
- The file must be smaller than 940032 (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: 7a0dc0b8-8413-526e-80cd-2e11f3fb260c
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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