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YARA · LOLDrivers

LOLDRIVERS_MAL_Driver_Pinchinstechnologycoltd_Rwtkrlsys_Ransomwareterminator_1A74

Detects malicious driver mentioned in LOLDrivers project using VersionInfo values from the PE header - driver_1a74c2bd.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 - driver_1a74c2bd.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

Download .yar
mal-driver-pinchinstechnologycoltd-rwtkrlsys-ransomwareterminator-1a74.yarApache License 2.0
rule LOLDRIVERS_MAL_Driver_Pinchinstechnologycoltd_Rwtkrlsys_Ransomwareterminator_1A74
{
	meta:
		description = "Detects malicious driver mentioned in LOLDrivers project using VersionInfo values from the PE header - driver_1a74c2bd.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 = "263d1e9e-f84d-5b71-a5b9-a13383a8c04b"
		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#L1210-L1230"
		license_url = "https://github.com/magicsword-io/LOLDrivers//blob/9fa32adeab865455de8b24cba0bbc0f3439d59f7/LICENSE"
		hash = "1a74c2bde0c9a76486657ccb9c79ea87c9891a32cdd4aa15c7542f7c9487a539"
		logic_hash = "5e3e2880da2a9754d4b944617053b10e6c47b3115f544a82c2505ac6958ec193"
		score = 70
		quality = 80
		tags = ""

	strings:
		$ = { 460069006c0065004400650073006300720069007000740069006f006e00[1-8]5200570054004b0072006c00 }
		$ = { 43006f006d00700061006e0079004e0061006d006500[1-8]500069006e006300680069006e007300200054006500630068006e006f006c006f0067007900200043006f002e002c004c00740064002e00 }
		$ = { 460069006c006500560065007200730069006f006e00[1-8]31002e0030002e0030002e003100300030003600 }
		$ = { 500072006f006400750063007400560065007200730069006f006e00[1-8]31002e003000 }
		$ = { 49006e007400650072006e0061006c004e0061006d006500[1-8]5200570054004b0072006c002e00730079007300 }
		$ = { 500072006f0064007500630074004e0061006d006500[1-8]520061006e0073006f006d0077006100720065005400650072006d0069006e00610074006f007200 }
		$ = { 4f0072006900670069006e0061006c00460069006c0065006e0061006d006500[1-8]5200570054004b0072006c002e00730079007300 }
		$ = { 4c006500670061006c0043006f007000790072006900670068007400[1-8]43006f0070007900720069006700680074002000280043002900200032003000310036002000500069006e006300680069006e007300200054006500630068006e006f006c006f0067007900200043006f002e002c004c00740064002e00 }

	condition:
		all of them
}

Strings (8 patterns)

IdentifierTypeValueModifiers
$hex{ 460069006c0065004400650073006300720069007000740069006f006e00[1-8]5200570054004b0072006c00 }
$hex{ 43006f006d00700061006e0079004e0061006d006500[1-8]500069006e006300680069006e007300200054006500630068006e006f006c006f0067007900200043006f002e002c004c00740064002 …
$hex{ 460069006c006500560065007200730069006f006e00[1-8]31002e0030002e0030002e003100300030003600 }
$hex{ 500072006f006400750063007400560065007200730069006f006e00[1-8]31002e003000 }
$hex{ 49006e007400650072006e0061006c004e0061006d006500[1-8]5200570054004b0072006c002e00730079007300 }
$hex{ 500072006f0064007500630074004e0061006d006500[1-8]520061006e0073006f006d0077006100720065005400650072006d0069006e00610074006f007200 }
$hex{ 4f0072006900670069006e0061006c00460069006c0065006e0061006d006500[1-8]5200570054004b0072006c002e00730079007300 }
$hex{ 4c006500670061006c0043006f007000790072006900670068007400[1-8]43006f0070007900720069006700680074002000280043002900200032003000310036002000500069006e00630068006 …

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).

  • 1a74c2bde0c9a76486657ccb9c79ea87c9891a32cdd4aa15c7542f7c9487a539

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: 263d1e9e-f84d-5b71-a5b9-a13383a8c04b

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