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MALPEDIA_Win_Hemigate_Auto

autogenerated rule brought to you by yara-signator

MalwareHemigateMalpedia 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: Hemigate.

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

Summary generated from the rule's metadata and condition.

Rule source

win-hemigate-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Hemigate_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "dbedd2f4-c78f-5eff-82cf-e54d6dea7f7f"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.hemigate"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.hemigate_auto.yar#L1-L133"
		license_url = "N/A"
		logic_hash = "54c09158805e71b39f30b6c3f2f6ea82fac15f16df917ad345ed43c8c4fe7e37"
		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 = { 8945fc 56 8bf1 57 8bfa 0fb64610 8b5610 }
		$sequence_1 = { 6a00 e8???????? 83c404 899594efffff 50 ff15???????? 894620 }
		$sequence_2 = { 8d8588feffff 50 e8???????? 83c408 8bcf 85c0 0f44f9 }
		$sequence_3 = { b8d8100000 e8???????? a1???????? 33c4 898424d4100000 56 be???????? }
		$sequence_4 = { 33c8 895ddc 8b45ec c1c802 33c8 8b45ec }
		$sequence_5 = { ff7310 ff7318 ff731c ff7320 ff730c ff7304 ff7308 }
		$sequence_6 = { 6a01 ff10 ffb5d4fdffff e8???????? ffb5d8fdffff e8???????? 83c408 }
		$sequence_7 = { c1c919 33c8 8b7de0 8bc3 8b5dfc c1c806 33c8 }
		$sequence_8 = { 83fa6f 750c c681????????2f e9???????? 83fa6e 750c c681????????2e }
		$sequence_9 = { e8???????? 8bf0 85f6 0f8529060000 8bd7 8d4d88 e8???????? }

	condition:
		7 of them and filesize < 991232
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 8945fc 56 8bf1 57 8bfa 0fb64610 8b5610 }
$sequence_1hex{ 6a00 e8???????? 83c404 899594efffff 50 ff15???????? 894620 }
$sequence_2hex{ 8d8588feffff 50 e8???????? 83c408 8bcf 85c0 0f44f9 }
$sequence_3hex{ b8d8100000 e8???????? a1???????? 33c4 898424d4100000 56 be???????? }
$sequence_4hex{ 33c8 895ddc 8b45ec c1c802 33c8 8b45ec }
$sequence_5hex{ ff7310 ff7318 ff731c ff7320 ff730c ff7304 ff7308 }
$sequence_6hex{ 6a01 ff10 ffb5d4fdffff e8???????? ffb5d8fdffff e8???????? 83c408 }
$sequence_7hex{ c1c919 33c8 8b7de0 8bc3 8b5dfc c1c806 33c8 }
$sequence_8hex{ 83fa6f 750c c681????????2f e9???????? 83fa6e 750c c681????????2e }
$sequence_9hex{ e8???????? 8bf0 85f6 0f8529060000 8bd7 8d4d88 e8???????? }

Condition

7 of them and filesize < 991232

In plain words (Heuristic)

  • The file must be smaller than 991232 (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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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: dbedd2f4-c78f-5eff-82cf-e54d6dea7f7f

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