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MALPEDIA_Win_Gameover_P2P_Auto

autogenerated rule brought to you by yara-signator

MalwareGameover P2PMalpedia 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: Gameover P2P.

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

Summary generated from the rule's metadata and condition.

Rule source

win-gameover-p2p-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Gameover_P2P_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "ba92d203-3f22-5cb1-b58e-197379c62676"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.gameover_p2p"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.gameover_p2p_auto.yar#L1-L130"
		license_url = "N/A"
		logic_hash = "dc788de3ae476cb443e20aa59ed8f52baa96f93fac9f9c0bd2b59657d4417634"
		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 = { 8b44241c 33c9 66394c043c 0f84ef010000 fec3 66894c043c 885c2417 }
		$sequence_1 = { 84db 0f95c2 51 8b4dec 81c292000000 e8???????? }
		$sequence_2 = { 8d3c9548373d02 8b0f 334f04 23cb 330f 8bc1 83e001 }
		$sequence_3 = { 8d4c2448 c7442448307f3902 895c2450 e8???????? 8b6c2450 b8???????? }
		$sequence_4 = { 8a5603 80fa0e 0f87eef7ffff 0fb6c2 3a884c903902 0f85dff7ffff 8a4c2413 }
		$sequence_5 = { 8a1428 8a2438 3ad4 7505 80c308 eb3d }
		$sequence_6 = { 8d4c2468 c744241494913902 e8???????? 6800100000 8d4c2478 e8???????? ff7510 }
		$sequence_7 = { 5e c20400 56 51 8bf2 ff15???????? ba04010000 }
		$sequence_8 = { 56 ff15???????? 33d2 8bf2 85f6 0f8453020000 }
		$sequence_9 = { 0f95c0 84c0 7404 b001 eb2d 833d????????ff 740d }

	condition:
		7 of them and filesize < 598016
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 8b44241c 33c9 66394c043c 0f84ef010000 fec3 66894c043c 885c2417 }
$sequence_1hex{ 84db 0f95c2 51 8b4dec 81c292000000 e8???????? }
$sequence_2hex{ 8d3c9548373d02 8b0f 334f04 23cb 330f 8bc1 83e001 }
$sequence_3hex{ 8d4c2448 c7442448307f3902 895c2450 e8???????? 8b6c2450 b8???????? }
$sequence_4hex{ 8a5603 80fa0e 0f87eef7ffff 0fb6c2 3a884c903902 0f85dff7ffff 8a4c2413 }
$sequence_5hex{ 8a1428 8a2438 3ad4 7505 80c308 eb3d }
$sequence_6hex{ 8d4c2468 c744241494913902 e8???????? 6800100000 8d4c2478 e8???????? ff7510 }
$sequence_7hex{ 5e c20400 56 51 8bf2 ff15???????? ba04010000 }
$sequence_8hex{ 56 ff15???????? 33d2 8bf2 85f6 0f8453020000 }
$sequence_9hex{ 0f95c0 84c0 7404 b001 eb2d 833d????????ff 740d }

Condition

7 of them and filesize < 598016

In plain words (Heuristic)

  • The file must be smaller than 598016 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

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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: ba92d203-3f22-5cb1-b58e-197379c62676

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