YARA · ditekSHen detection

DITEKSHEN_INDICATOR_KB_ID_Ransomware_Koxic

Detects files referencing identities associated with LokiLocker ransomware

Suspicious / huntingLokilockerditekSHen detectionBSD 2-Clause LicenseCompiles with YARA-X

Author: ditekShen
Date: 2021-01-21
Modified: 2024-01-23
Score / Quality: 75 / 73

What this rule detects

Detects files referencing identities associated with LokiLocker ransomware

Associated malware family: Lokilocker.

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

Summary generated from the rule's metadata and condition.

Rule source

Download .yar

indicator-kb-id-ransomware-koxic.yarBSD 2-Clause License

rule DITEKSHEN_INDICATOR_KB_ID_Ransomware_Koxic
{
	meta:
		description = "Detects files referencing identities associated with LokiLocker ransomware"
		author = "ditekShen"
		id = "4c4ff722-cac1-5967-9e79-681f47566e96"
		date = "2021-01-21"
		modified = "2024-01-23"
		reference = "https://github.com/ditekshen/detection"
		source_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/yara/indicator_knownbad_id.yar#L571-L580"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "ca4d0e85cf4c7a134609262e21d5cef98100ba0a046d17ffe51bf3975dc7cae9"
		score = 75
		quality = 73
		tags = ""

	strings:
		$s1 = "wilhelmkox@tutanota.com" ascii wide nocase
		$s2 = "F3C777D22A0686055A3558917315676D607026B680DA5C8D3D4D887017A2A844F546AE59F59F" ascii wide

	condition:
		any of them
}

Strings (2 patterns)

Identifier	Type	Value	Modifiers
$s1	text	"wilhelmkox@tutanota.com"	ascii wide nocase
$s2	text	"F3C777D22A0686055A3558917315676D607026B680DA5C8D3D4D887017A2A844F546AE59F59F"	ascii wide

Condition

any of them

In plain words (Heuristic)

At least one pattern in the rule must match.

Test this rule in your browser

Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.

Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.

Open in editor

References

https://github.com/ditekshen/detection

Licence & attribution

Author: ditekShen

Source repository: ditekSHen detection @ e76c93dcde

Licence: BSD 2-Clause License (repository licence)

Original rule

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

Rule id: 4c4ff722-cac1-5967-9e79-681f47566e96

DITEKSHEN_INDICATOR_KB_ID_Ransomware_Lokilocker
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