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MALPEDIA_Win_Homefry_Auto

autogenerated rule brought to you by yara-signator

MalwareHomefryMalpedia 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: Homefry.

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

Summary generated from the rule's metadata and condition.

Rule source

win-homefry-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Homefry_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "d7d35e8c-e0c5-5ba6-b2d4-e95c77830765"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.homefry"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.homefry_auto.yar#L1-L119"
		license_url = "N/A"
		logic_hash = "3f2d14189cc000f371864eda6ce01209469d1d59387364413aee3876a7479356"
		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 = { 4157 4883ec20 4c8b7908 0fb701 4d8bf0 410fb61f 4c8bda }
		$sequence_1 = { c744246038020000 ff15???????? 85c0 751d }
		$sequence_2 = { 410fb61f 4c8bda 83f801 7623 }
		$sequence_3 = { 488905???????? ff15???????? 488b0d???????? 448b4c2470 4c8b05???????? 488b15???????? }
		$sequence_4 = { ffd5 85c0 0f8860010000 488b0d???????? 458d4e20 4c8d05480f0000 488b09 }
		$sequence_5 = { e9???????? 480578ffffff 833d????????06 488905???????? }
		$sequence_6 = { 751c 488d0d8f060000 488b742440 488b7c2448 4883c420 415e }
		$sequence_7 = { 7343 0f1f8000000000 4983c9ff 488bd7 488bcb }
		$sequence_8 = { 488917 48630a 4883c104 4803ca 48890f }
		$sequence_9 = { 742e 48ffc3 483bdd 72d0 488bcf ff15???????? 33c0 }

	condition:
		7 of them and filesize < 65536
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 4157 4883ec20 4c8b7908 0fb701 4d8bf0 410fb61f 4c8bda }
$sequence_1hex{ c744246038020000 ff15???????? 85c0 751d }
$sequence_2hex{ 410fb61f 4c8bda 83f801 7623 }
$sequence_3hex{ 488905???????? ff15???????? 488b0d???????? 448b4c2470 4c8b05???????? 488b15???????? }
$sequence_4hex{ ffd5 85c0 0f8860010000 488b0d???????? 458d4e20 4c8d05480f0000 488b09 }
$sequence_5hex{ e9???????? 480578ffffff 833d????????06 488905???????? }
$sequence_6hex{ 751c 488d0d8f060000 488b742440 488b7c2448 4883c420 415e }
$sequence_7hex{ 7343 0f1f8000000000 4983c9ff 488bd7 488bcb }
$sequence_8hex{ 488917 48630a 4883c104 4803ca 48890f }
$sequence_9hex{ 742e 48ffc3 483bdd 72d0 488bcf ff15???????? 33c0 }

Condition

7 of them and filesize < 65536

In plain words (Heuristic)

  • The file must be smaller than 65536 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

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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: d7d35e8c-e0c5-5ba6-b2d4-e95c77830765

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