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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:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "3eb444b3-9208-59ac-86c8-3211d7a93c93"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.virtualgate"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.virtualgate_auto.yar#L1-L121"
		license_url = "N/A"
		logic_hash = "2daf67764e26a50e18438b5adb25dbc1098eb81b65854a793c423b7a9fbfebe7"
		score = 75
		quality = 75
		tags = "FILE"
		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"

	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)

IdentifierTypeValueModifiers
$sequence_0hex{ 4c8d0dedd20000 33c9 4c8d05e0d20000 488d15e1d20000 e8???????? 4885c0 }
$sequence_1hex{ 0100 8426 0100 8b26 0100 }
$sequence_2hex{ 74a4 488bcb e8???????? b801000000 488b8c2420800200 4833cc }
$sequence_3hex{ 0f1f8000000000 4c8d442434 c744243410000000 488d542448 488bcf }
$sequence_4hex{ c5e9eb15???????? c5f1eb0d???????? 4c8d0dc69b0000 c5f35cca c4c173590cc1 4c8d0d958b0000 }
$sequence_5hex{ ff15???????? 488d0d00b90100 eb0c 83f901 750d 488d0d0ab90100 e8???????? }
$sequence_6hex{ 4c8d05b4d30000 488d15b1d30000 e8???????? 4885c0 7416 }
$sequence_7hex{ eb1d 488d0577ed0100 ffcb 488d0c9b }
$sequence_8hex{ 740c 488b442450 83a0a8030000fd 448bc3 eb3a e8???????? 85c0 }
$sequence_9hex{ 48895c2420 488d05df750100 483bd8 7419 483933 740e }

Condition

7 of them and filesize < 323584

In 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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References

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)

Original rule

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

version1
toolyara-signator v0.6.0
signator_configcallsandjumps;datarefs;binvalue
malpedia_rule_date20260422
malpedia_hasha182e35da64e6d71cb55f125c4d4225196523f14
malpedia_version20260504
malpedia_licenseCC BY-SA 4.0
malpedia_sharingTLP:WHITE

Tags:FILE