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DITEKSHEN_MALWARE_Win_Godzilla

Detects Godzilla loader

MalwareGodzilladitekSHen detectionBSD 2-Clause LicenseCompiles with YARA-X
Author
ditekSHen
Date
2020-11-06
Modified
2024-11-01
Score / Quality
75 / 75

What this rule detects

Detects Godzilla loader

Associated malware family: Godzilla.

Targets: Windows PE.

It defines 11 patterns (11 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

malware-win-godzilla.yarBSD 2-Clause License
rule DITEKSHEN_MALWARE_Win_Godzilla : FILE
{
	meta:
		description = "Detects Godzilla loader"
		author = "ditekSHen"
		id = "3384b844-6abf-5f94-a62b-7ebbdfe321bd"
		date = "2020-11-06"
		modified = "2024-11-01"
		reference = "https://github.com/ditekshen/detection"
		source_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/yara/malware.yar#L5247-L5265"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "ff87fbaaf488ac69e06a03a7f8e5305ec114caa6271c25fa130033f50f0d9095"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$x1 = "MSVBVM60.DLL" fullword ascii
		$x2 = "Loginserver8" fullword ascii
		$x3 = "Proflogger7" fullword ascii
		$s1 = "Badgeless5" fullword ascii
		$s2 = "Montebrasite3" fullword ascii
		$s3 = "Atelomyelia4" fullword ascii
		$s4 = "Xxencoded5" fullword ascii
		$s5 = "Garneau2" fullword ascii
		$s6 = "Hypostasis0" fullword ascii
		$s7 = "Piarhemia4" fullword ascii
		$s8 = "Foredestine8" fullword ascii

	condition:
		uint16( 0 ) == 0x5a4d and all of ( $x* ) and 2 of ( $s* )
}

Strings (11 patterns)

IdentifierTypeValueModifiers
$x1text"MSVBVM60.DLL"fullword ascii
$x2text"Loginserver8"fullword ascii
$x3text"Proflogger7"fullword ascii
$s1text"Badgeless5"fullword ascii
$s2text"Montebrasite3"fullword ascii
$s3text"Atelomyelia4"fullword ascii
$s4text"Xxencoded5"fullword ascii
$s5text"Garneau2"fullword ascii
$s6text"Hypostasis0"fullword ascii
$s7text"Piarhemia4"fullword ascii
$s8text"Foredestine8"fullword ascii

Condition

uint16( 0 ) == 0x5a4d and all of ( $x* ) and 2 of ( $s* )

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • All patterns in ( $x* ) must match.
  • At least 2 patterns in ( $s* ) must match.

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References

Licence & attribution

Author: ditekSHen

Source repository: ditekSHen detection @ e76c93dcde

Licence: BSD 2-Clause License (repository licence)

Copyright notice: Copyright 2021 by ditekSHen (https://github.com/ditekshen/detection).

Original rule

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

Rule id: 3384b844-6abf-5f94-a62b-7ebbdfe321bd

Tags:FILE