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MALPEDIA_Win_Himan_Auto

autogenerated rule brought to you by yara-signator

MalwareHimanMalpedia 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: Himan.

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

Summary generated from the rule's metadata and condition.

Rule source

win-himan-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Himan_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "8c829562-7044-56b8-811b-98f54b6ad19e"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.himan"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.himan_auto.yar#L1-L126"
		license_url = "N/A"
		logic_hash = "ed6a4111984e184b0533cea4b8fe970e4b691563ee529f1e3a322f50986e6715"
		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 = { ff15???????? 85c0 0f84ba040000 8b5d0c }
		$sequence_1 = { 33d5 8bee 81e5ff000000 c1ee08 3314adbcba6e00 8b28 }
		$sequence_2 = { 8b6810 81e7ff000000 33d5 8bee 89542424 8bd3 c1ea10 }
		$sequence_3 = { 84c9 7424 33c0 33d2 8a87bc986e00 8a15???????? 03c2 }
		$sequence_4 = { 8b7808 33f7 c1ea10 8b1c9dbcb56e00 81e2ff000000 c1e908 }
		$sequence_5 = { 55 8bec 81ec380c0000 33c0 53 }
		$sequence_6 = { 8d85a0fcffff 50 ff15???????? 8da594d4ffff 5f 5e 5b }
		$sequence_7 = { 8d4c2414 50 51 52 ff15???????? 85c0 7478 }
		$sequence_8 = { 83c408 85c0 7451 8d8c24e0000000 68???????? 51 }
		$sequence_9 = { 83c424 c20800 85ff 7623 8b4c2410 8d442438 50 }

	condition:
		7 of them and filesize < 139264
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ ff15???????? 85c0 0f84ba040000 8b5d0c }
$sequence_1hex{ 33d5 8bee 81e5ff000000 c1ee08 3314adbcba6e00 8b28 }
$sequence_2hex{ 8b6810 81e7ff000000 33d5 8bee 89542424 8bd3 c1ea10 }
$sequence_3hex{ 84c9 7424 33c0 33d2 8a87bc986e00 8a15???????? 03c2 }
$sequence_4hex{ 8b7808 33f7 c1ea10 8b1c9dbcb56e00 81e2ff000000 c1e908 }
$sequence_5hex{ 55 8bec 81ec380c0000 33c0 53 }
$sequence_6hex{ 8d85a0fcffff 50 ff15???????? 8da594d4ffff 5f 5e 5b }
$sequence_7hex{ 8d4c2414 50 51 52 ff15???????? 85c0 7478 }
$sequence_8hex{ 83c408 85c0 7451 8d8c24e0000000 68???????? 51 }
$sequence_9hex{ 83c424 c20800 85ff 7623 8b4c2410 8d442438 50 }

Condition

7 of them and filesize < 139264

In plain words (Heuristic)

  • The file must be smaller than 139264 (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: 8c829562-7044-56b8-811b-98f54b6ad19e

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