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MALPEDIA_Win_Quan_Pin_Loader_Auto

autogenerated rule brought to you by yara-signator

MalwareQuan Pin LoaderMalpedia 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: Quan Pin Loader.

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

Summary generated from the rule's metadata and condition.

Rule source

win-quan-pin-loader-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Quan_Pin_Loader_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "cb420fb2-b488-5c7f-b834-9533a753ee16"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.quan_pin_loader"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.quan_pin_loader_auto.yar#L1-L133"
		license_url = "N/A"
		logic_hash = "65b010711b4c2c76593478f090f82f4b1954bcc1d046520a6a3556edf300074d"
		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 = { 488364242800 488d0da6090700 4889542420 488d542420 e8???????? 8903 33c0 }
		$sequence_1 = { 4803c8 488b45cf 44885488f3 8b4dcb 448b45c7 450fb653fd 8d4101 }
		$sequence_2 = { 488b742438 b801000000 c70302000000 c7430409000000 488b5c2430 4883c420 5f }
		$sequence_3 = { 0f8fe0000000 48833b00 488b10 7524 4885d2 7511 0fbe5008 }
		$sequence_4 = { ffd0 8bd8 85c0 782e 488b4c2430 4885c9 7437 }
		$sequence_5 = { 4885c9 750a 488d0d9e640300 48890f 4863d2 e8???????? 894350 }
		$sequence_6 = { e8???????? 4584e4 7430 488d05bdb80400 c745ff03000000 488945f7 488d5507 }
		$sequence_7 = { 49890e 4c8b4708 488b17 488bc8 4d3be0 7505 4c2bc2 }
		$sequence_8 = { 498b5508 488bc1 482bc2 48c1f805 443bf8 0f8256ffffff }
		$sequence_9 = { 440fb61d???????? 8d4101 99 2bc2 d1f8 83f803 7c3a }

	condition:
		7 of them and filesize < 1711104
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 488364242800 488d0da6090700 4889542420 488d542420 e8???????? 8903 33c0 }
$sequence_1hex{ 4803c8 488b45cf 44885488f3 8b4dcb 448b45c7 450fb653fd 8d4101 }
$sequence_2hex{ 488b742438 b801000000 c70302000000 c7430409000000 488b5c2430 4883c420 5f }
$sequence_3hex{ 0f8fe0000000 48833b00 488b10 7524 4885d2 7511 0fbe5008 }
$sequence_4hex{ ffd0 8bd8 85c0 782e 488b4c2430 4885c9 7437 }
$sequence_5hex{ 4885c9 750a 488d0d9e640300 48890f 4863d2 e8???????? 894350 }
$sequence_6hex{ e8???????? 4584e4 7430 488d05bdb80400 c745ff03000000 488945f7 488d5507 }
$sequence_7hex{ 49890e 4c8b4708 488b17 488bc8 4d3be0 7505 4c2bc2 }
$sequence_8hex{ 498b5508 488bc1 482bc2 48c1f805 443bf8 0f8256ffffff }
$sequence_9hex{ 440fb61d???????? 8d4101 99 2bc2 d1f8 83f803 7c3a }

Condition

7 of them and filesize < 1711104

In plain words (Heuristic)

  • The file must be smaller than 1711104 (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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Open in editor

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: cb420fb2-b488-5c7f-b834-9533a753ee16

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