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MALPEDIA_Win_Sword_Auto

autogenerated rule brought to you by yara-signator

MalwareSwordMalpedia 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: Sword.

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

Summary generated from the rule's metadata and condition.

Rule source

win-sword-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Sword_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "e56fc473-b1b6-501b-aeb7-ef5ae56ac83d"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.sword"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.sword_auto.yar#L1-L124"
		license_url = "N/A"
		logic_hash = "30f0c4e367cd7d968dab2e3cd6db1e620abc706992eec1c72c2add2debae898b"
		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 = { 49 807c29ff22 7510 8bfd 83c9ff 33c0 f2ae }
		$sequence_1 = { eb05 1bc0 83d8ff 3bc3 0f8403010000 8bfd 83c9ff }
		$sequence_2 = { 0f8480020000 8d4c2428 6a5c 51 e8???????? 8d542430 }
		$sequence_3 = { 83ff03 7d22 8d4c2410 6a10 51 56 ffd3 }
		$sequence_4 = { 52 e8???????? 83c40c 85c0 0f856f050000 8a8c2496060000 }
		$sequence_5 = { 89842478010000 ff15???????? 8dbc2484020000 83c9ff }
		$sequence_6 = { 83e103 f3a4 8d442428 6a5c 50 }
		$sequence_7 = { 8bf0 e8???????? 83c410 3bf0 7431 68???????? e8???????? }
		$sequence_8 = { 8dbc2494060000 83c9ff 33c0 f2ae f7d1 49 }
		$sequence_9 = { 49 885c0c27 807c242822 7525 8d7c2429 }

	condition:
		7 of them and filesize < 106496
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 49 807c29ff22 7510 8bfd 83c9ff 33c0 f2ae }
$sequence_1hex{ eb05 1bc0 83d8ff 3bc3 0f8403010000 8bfd 83c9ff }
$sequence_2hex{ 0f8480020000 8d4c2428 6a5c 51 e8???????? 8d542430 }
$sequence_3hex{ 83ff03 7d22 8d4c2410 6a10 51 56 ffd3 }
$sequence_4hex{ 52 e8???????? 83c40c 85c0 0f856f050000 8a8c2496060000 }
$sequence_5hex{ 89842478010000 ff15???????? 8dbc2484020000 83c9ff }
$sequence_6hex{ 83e103 f3a4 8d442428 6a5c 50 }
$sequence_7hex{ 8bf0 e8???????? 83c410 3bf0 7431 68???????? e8???????? }
$sequence_8hex{ 8dbc2494060000 83c9ff 33c0 f2ae f7d1 49 }
$sequence_9hex{ 49 885c0c27 807c242822 7525 8d7c2429 }

Condition

7 of them and filesize < 106496

In plain words (Heuristic)

  • The file must be smaller than 106496 (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: e56fc473-b1b6-501b-aeb7-ef5ae56ac83d

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