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LOLDRIVERS_MAL_Driver_Gmer_Gmersys_Gmer_0052

Detects malicious driver mentioned in LOLDrivers project using VersionInfo values from the PE header - gmer64.sys, superman.sys. Investigate matches in context: expected filenames or standard vendor/system driver locations can be lower priority, while unexpected filenames or paths are more suspicious.

Vulnerable / malicious driverLOLDriversApache License 2.0Compiles with YARA-X
Author
Florian Roth
Date
2025-09-18
Modified
2026-04-28
Score / Quality
70 / 80

What this rule detects

Detects malicious driver mentioned in LOLDrivers project using VersionInfo values from the PE header - gmer64.sys, superman.sys. Investigate matches in context: expected filenames or standard vendor/system driver locations can be lower priority, while unexpected filenames or paths are more suspicious.

It defines 8 patterns (0 text, 8 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

mal-driver-gmer-gmersys-gmer-0052.yarApache License 2.0
rule LOLDRIVERS_MAL_Driver_Gmer_Gmersys_Gmer_0052
{
	meta:
		description = "Detects malicious driver mentioned in LOLDrivers project using VersionInfo values from the PE header - gmer64.sys, superman.sys. Investigate matches in context: expected filenames or standard vendor/system driver locations can be lower priority, while unexpected filenames or paths are more suspicious."
		author = "Florian Roth"
		id = "a54097ee-007c-5c9e-b3f1-66b6dd702e27"
		date = "2025-09-18"
		modified = "2026-04-28"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		source_url = "https://github.com/magicsword-io/LOLDrivers//blob/9fa32adeab865455de8b24cba0bbc0f3439d59f7/detections/yara/yara-rules_mal_drivers.yar#L763-L784"
		license_url = "https://github.com/magicsword-io/LOLDrivers//blob/9fa32adeab865455de8b24cba0bbc0f3439d59f7/LICENSE"
		hash = "0052aa88e42055a2eed5ddd17c3499c692360155e5e031a211edfcef577acce3"
		hash = "18c909a2b8c5e16821d6ef908f56881aa0ecceeaccb5fa1e54995935fcfd12f7"
		logic_hash = "8b7692316b92194c57edb7cfa44a69441e9541414a59364cbeb87f070fa97e32"
		score = 70
		quality = 80
		tags = ""

	strings:
		$ = { 460069006c0065004400650073006300720069007000740069006f006e00[1-8]47004d00450052002000440072006900760065007200200068007400740070003a002f002f007700770077002e0067006d00650072002e006e0065007400 }
		$ = { 43006f006d00700061006e0079004e0061006d006500[1-8]47004d0045005200 }
		$ = { 460069006c006500560065007200730069006f006e00[1-8]32002c00200030002c002000360039003800330020006200750069006c0074002000620079003a002000570069006e00440044004b00 }
		$ = { 500072006f006400750063007400560065007200730069006f006e00[1-8]32002c00200030002c0020003600390038003300 }
		$ = { 49006e007400650072006e0061006c004e0061006d006500[1-8]67006d0065007200360034002e00730079007300 }
		$ = { 500072006f0064007500630074004e0061006d006500[1-8]47004d0045005200 }
		$ = { 4f0072006900670069006e0061006c00460069006c0065006e0061006d006500[1-8]67006d0065007200360034002e00730079007300 }
		$ = { 4c006500670061006c0043006f007000790072006900670068007400[1-8]43006f0070007900720069006700680074002000280043002900200047004d0045005200200032003000300033002d003200300031003300 }

	condition:
		all of them
}

Strings (8 patterns)

IdentifierTypeValueModifiers
$hex{ 460069006c0065004400650073006300720069007000740069006f006e00[1-8]47004d00450052002000440072006900760065007200200068007400740070003a002f002f007700770077002e006 …
$hex{ 43006f006d00700061006e0079004e0061006d006500[1-8]47004d0045005200 }
$hex{ 460069006c006500560065007200730069006f006e00[1-8]32002c00200030002c002000360039003800330020006200750069006c0074002000620079003a002000570069006e00440044004b00 …
$hex{ 500072006f006400750063007400560065007200730069006f006e00[1-8]32002c00200030002c0020003600390038003300 }
$hex{ 49006e007400650072006e0061006c004e0061006d006500[1-8]67006d0065007200360034002e00730079007300 }
$hex{ 500072006f0064007500630074004e0061006d006500[1-8]47004d0045005200 }
$hex{ 4f0072006900670069006e0061006c00460069006c0065006e0061006d006500[1-8]67006d0065007200360034002e00730079007300 }
$hex{ 4c006500670061006c0043006f007000790072006900670068007400[1-8]43006f0070007900720069006700680074002000280043002900200047004d0045005200200032003000300033002d003 …

Condition

all of them

In plain words (Heuristic)

  • All patterns in the rule must match.

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References

Sample hashes

Hashes of samples the author lists in the rule's meta (look them up in your threat-intelligence platform).

  • 0052aa88e42055a2eed5ddd17c3499c692360155e5e031a211edfcef577acce3
  • 18c909a2b8c5e16821d6ef908f56881aa0ecceeaccb5fa1e54995935fcfd12f7

Licence & attribution

Author: Florian Roth

Source repository: LOLDrivers @ 9fa32adeab

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: a54097ee-007c-5c9e-b3f1-66b6dd702e27