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MALPEDIA_Win_Lockergoga_Auto

autogenerated rule brought to you by yara-signator

MalwareLockergogaMalpedia 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: Lockergoga.

It defines 10 patterns (0 text, 10 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-lockergoga-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Lockergoga_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "ef55b580-deae-574e-aeb6-215a7787a1d8"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.lockergoga"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.lockergoga_auto.yar#L1-L134"
		license_url = "N/A"
		logic_hash = "b81c63d854905ac724012dc3f2ac11841a483d241590896f20a783ccf57cc1a9"
		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 = { 64a300000000 c745e000000000 8b7508 c7461000000000 c746140f000000 c60600 8b4d0c }
		$sequence_1 = { 8b4b54 8b75e8 8b5358 3bce 7425 8bfa 32c0 }
		$sequence_2 = { c645fc1b e8???????? 8d4db4 c645fc0e e8???????? 8b4d9c 8b06 }
		$sequence_3 = { 8bd0 8b45d4 891408 8b4e04 8b55d0 8b0c08 83e201 }
		$sequence_4 = { ff36 8bce e8???????? eb20 50 ff36 8bce }
		$sequence_5 = { 8d4de0 e9???????? 8d4da4 e9???????? 8d8d24ffffff e9???????? 8d4da4 }
		$sequence_6 = { c7470400000000 8d7708 c745fc00000000 8bce 8975ec c70600000000 c7460400000000 }
		$sequence_7 = { 83430418 eb08 50 8bcb e8???????? 837dec10 8d45d8 }
		$sequence_8 = { c745fc01000000 c707???????? 8b4b54 897d0c 894f04 85c9 7405 }
		$sequence_9 = { 8b4d0c 010cd0 8354d00400 837d1000 0f84cc000000 8b5348 8b4b44 }

	condition:
		7 of them and filesize < 2588672
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 64a300000000 c745e000000000 8b7508 c7461000000000 c746140f000000 c60600 8b4d0c }
$sequence_1hex{ 8b4b54 8b75e8 8b5358 3bce 7425 8bfa 32c0 }
$sequence_2hex{ c645fc1b e8???????? 8d4db4 c645fc0e e8???????? 8b4d9c 8b06 }
$sequence_3hex{ 8bd0 8b45d4 891408 8b4e04 8b55d0 8b0c08 83e201 }
$sequence_4hex{ ff36 8bce e8???????? eb20 50 ff36 8bce }
$sequence_5hex{ 8d4de0 e9???????? 8d4da4 e9???????? 8d8d24ffffff e9???????? 8d4da4 }
$sequence_6hex{ c7470400000000 8d7708 c745fc00000000 8bce 8975ec c70600000000 c7460400000000 }
$sequence_7hex{ 83430418 eb08 50 8bcb e8???????? 837dec10 8d45d8 }
$sequence_8hex{ c745fc01000000 c707???????? 8b4b54 897d0c 894f04 85c9 7405 }
$sequence_9hex{ 8b4d0c 010cd0 8354d00400 837d1000 0f84cc000000 8b5348 8b4b44 }

Condition

7 of them and filesize < 2588672

In plain words (Heuristic)

  • The file must be smaller than 2588672 (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: ef55b580-deae-574e-aeb6-215a7787a1d8

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