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YARA · Trellix Advanced Research Center

TRELLIX_ARC_Shifu

No description has been set in the source file - Trellix ARC

MalwareShifuTrellix Advanced Research CenterApache License 2.0Compiles with YARA-X
Author
McAfee Labs
Date
2026-09-01
Modified
2020-08-14
Score / Quality
75 / 70

What this rule detects

No description has been set in the source file - Trellix ARC

Associated malware family: Shifu.

It defines 5 patterns (2 text, 3 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

shifu.yarApache License 2.0
rule TRELLIX_ARC_Shifu : FINANCIAL
{
	meta:
		description = "No description has been set in the source file - Trellix ARC"
		author = "McAfee Labs"
		id = "81e9ad25-1df0-5196-be8b-1d1d5d8e4387"
		date = "2026-09-01"
		modified = "2020-08-14"
		reference = "https://blogs.mcafee.com/mcafee-labs/japanese-banking-trojan-shifu-combines-malware-tools/"
		source_url = "https://github.com/advanced-threat-research/Yara-Rules//blob/1919562a59f190bda60c982424f6a24c542ee3e0/malware/MALW_Shifu.yar#L1-L24"
		license_url = "https://github.com/advanced-threat-research/Yara-Rules//blob/1919562a59f190bda60c982424f6a24c542ee3e0/LICENSE"
		logic_hash = "dfa6165f8d2750330c71dedbde293780d2bb27e8eb3635e47ca770ff7b9a9d63"
		score = 75
		quality = 70
		tags = "FINANCIAL"
		malware_type = "financial"
		malware_family = "Backdoor:W32/Shifu"
		actor_type = "Cybercrime"
		actor_group = "Unknown"

	strings:
		$b = "RegCreateKeyA"
		$a = "CryptCreateHash"
		$c = {2F 00 63 00 20 00 73 00 74 00 61 00 72 00 74 00 20 00 22 00 22 00 20 00 22 00 25 00 73 00 22 00 20 00 25 00 73 00 00 00 00 00 63 00 6D 00 64 00 2E 00 65 00 78 00 65 00 00 00 72 00 75 00 6E}
		$d = {53 00 6E 00 64 00 56 00 6F 00 6C 00 2E 00 65 00 78 00 65}
		$e = {52 00 65 00 64 00 69 00 72 00 65 00 63 00 74 00 45 00 58 00 45}

	condition:
		all of them
}

Strings (5 patterns)

IdentifierTypeValueModifiers
$btext"RegCreateKeyA"
$atext"CryptCreateHash"
$chex{2F 00 63 00 20 00 73 00 74 00 61 00 72 00 74 00 20 00 22 00 22 00 20 00 22 00 25 00 73 00 22 00 20 00 25 00 73 00 00 00 00 00 63 00 6D 00 64 00 2E 00 65 00 78 …
$dhex{53 00 6E 00 64 00 56 00 6F 00 6C 00 2E 00 65 00 78 00 65}
$ehex{52 00 65 00 64 00 69 00 72 00 65 00 63 00 74 00 45 00 58 00 45}

Condition

all of them

In plain words (Heuristic)

  • All patterns in the rule must match.

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References

Licence & attribution

Author: McAfee Labs

Source repository: Trellix Advanced Research Center @ 1919562a59

Licence: Apache License 2.0 (repository licence)

Original rule

Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.

Rule id: 81e9ad25-1df0-5196-be8b-1d1d5d8e4387

Metadata

malware_typefinancial
malware_familyBackdoor:W32/Shifu
actor_typeCybercrime
actor_groupUnknown

Tags:FINANCIAL