YARA · Malpedia signator rules
MALPEDIA_Win_Virtualgate_Auto
autogenerated rule brought to you by yara-signator
MalwareVirtualgateMalpedia 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: Virtualgate.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-virtualgate-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Virtualgate_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "3eb444b3-9208-59ac-86c8-3211d7a93c93"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.virtualgate"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.virtualgate_auto.yar#L1-L121"
= "N/A"
= "2daf67764e26a50e18438b5adb25dbc1098eb81b65854a793c423b7a9fbfebe7"
= 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 = { 4c8d0dedd20000 33c9 4c8d05e0d20000 488d15e1d20000 e8???????? 4885c0 }
$sequence_1 = { 0100 8426 0100 8b26 0100 }
$sequence_2 = { 74a4 488bcb e8???????? b801000000 488b8c2420800200 4833cc }
$sequence_3 = { 0f1f8000000000 4c8d442434 c744243410000000 488d542448 488bcf }
$sequence_4 = { c5e9eb15???????? c5f1eb0d???????? 4c8d0dc69b0000 c5f35cca c4c173590cc1 4c8d0d958b0000 }
$sequence_5 = { ff15???????? 488d0d00b90100 eb0c 83f901 750d 488d0d0ab90100 e8???????? }
$sequence_6 = { 4c8d05b4d30000 488d15b1d30000 e8???????? 4885c0 7416 }
$sequence_7 = { eb1d 488d0577ed0100 ffcb 488d0c9b }
$sequence_8 = { 740c 488b442450 83a0a8030000fd 448bc3 eb3a e8???????? 85c0 }
$sequence_9 = { 48895c2420 488d05df750100 483bd8 7419 483933 740e }
condition:
7 of them and filesize < 323584
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 4c8d0dedd20000 33c9 4c8d05e0d20000 488d15e1d20000 e8???????? 4885c0 } | |
| $sequence_1 | hex | { 0100 8426 0100 8b26 0100 } | |
| $sequence_2 | hex | { 74a4 488bcb e8???????? b801000000 488b8c2420800200 4833cc } | |
| $sequence_3 | hex | { 0f1f8000000000 4c8d442434 c744243410000000 488d542448 488bcf } | |
| $sequence_4 | hex | { c5e9eb15???????? c5f1eb0d???????? 4c8d0dc69b0000 c5f35cca c4c173590cc1 4c8d0d958b0000 } | |
| $sequence_5 | hex | { ff15???????? 488d0d00b90100 eb0c 83f901 750d 488d0d0ab90100 e8???????? } | |
| $sequence_6 | hex | { 4c8d05b4d30000 488d15b1d30000 e8???????? 4885c0 7416 } | |
| $sequence_7 | hex | { eb1d 488d0577ed0100 ffcb 488d0c9b } | |
| $sequence_8 | hex | { 740c 488b442450 83a0a8030000fd 448bc3 eb3a e8???????? 85c0 } | |
| $sequence_9 | hex | { 48895c2420 488d05df750100 483bd8 7419 483933 740e } |
Condition
7 of them and filesize < 323584In plain words (Heuristic)
- The file must be smaller than 323584 (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: 3eb444b3-9208-59ac-86c8-3211d7a93c93
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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