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MALPEDIA_Win_Daxin_Auto

autogenerated rule brought to you by yara-signator

MalwareDaxinMalpedia 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: Daxin.

It defines 15 patterns (0 text, 15 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-daxin-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Daxin_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "772c938d-3868-589a-bc14-4ebd023743ec"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.daxin"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.daxin_auto.yar#L1-L147"
		license_url = "N/A"
		logic_hash = "4fc166b046dde44f28e160eae2d3c2592df8ddaeb62e1af026eff0900a31010e"
		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 = { 2bc2 d1f8 99 f7f9 }
		$sequence_1 = { 0fb7c1 0bd0 0fb7c6 66c1c008 0fb7c8 8bc6 }
		$sequence_2 = { e8???????? 488bf0 493bc4 0f84f3000000 }
		$sequence_3 = { eb59 410fb74302 4c8bc7 ba0c000000 448bc8 }
		$sequence_4 = { 4183f901 7507 410fb600 4403d0 410fb7c2 }
		$sequence_5 = { b201 488bf1 895808 ff15???????? 448bc3 }
		$sequence_6 = { 4533c9 44394854 7632 488d5014 }
		$sequence_7 = { 410fb7c2 41c1ea10 66c1c008 0fb7d0 }
		$sequence_8 = { 8a4500 32c2 884500 45 4b }
		$sequence_9 = { 7438 50 e8???????? e8???????? }
		$sequence_10 = { e8???????? 8d83b9010000 6880000000 50 }
		$sequence_11 = { 56 85c0 7421 8b701c }
		$sequence_12 = { 8bf8 85ff 7538 e8???????? }
		$sequence_13 = { c6420406 66c7020001 c6420504 66c742020800 894a18 }
		$sequence_14 = { f7d1 23c1 8bd0 8bc8 c1ea02 }

	condition:
		7 of them and filesize < 3475456
}

Strings (15 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 2bc2 d1f8 99 f7f9 }
$sequence_1hex{ 0fb7c1 0bd0 0fb7c6 66c1c008 0fb7c8 8bc6 }
$sequence_2hex{ e8???????? 488bf0 493bc4 0f84f3000000 }
$sequence_3hex{ eb59 410fb74302 4c8bc7 ba0c000000 448bc8 }
$sequence_4hex{ 4183f901 7507 410fb600 4403d0 410fb7c2 }
$sequence_5hex{ b201 488bf1 895808 ff15???????? 448bc3 }
$sequence_6hex{ 4533c9 44394854 7632 488d5014 }
$sequence_7hex{ 410fb7c2 41c1ea10 66c1c008 0fb7d0 }
$sequence_8hex{ 8a4500 32c2 884500 45 4b }
$sequence_9hex{ 7438 50 e8???????? e8???????? }
$sequence_10hex{ e8???????? 8d83b9010000 6880000000 50 }
$sequence_11hex{ 56 85c0 7421 8b701c }
$sequence_12hex{ 8bf8 85ff 7538 e8???????? }
$sequence_13hex{ c6420406 66c7020001 c6420504 66c742020800 894a18 }
$sequence_14hex{ f7d1 23c1 8bd0 8bc8 c1ea02 }

Condition

7 of them and filesize < 3475456

In plain words (Heuristic)

  • The file must be smaller than 3475456 (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: 772c938d-3868-589a-bc14-4ebd023743ec

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