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YARA · LOLDrivers

LOLDRIVERS_MAL_Driver_Gentilkiwibenjamindelpy_Mimidrv_Mimidrvmimikatz_0F58

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

Vulnerable / malicious driverLOLDriversApache License 2.0Compiles with YARA-X
Author
Florian Roth
Date
2025-09-18
Modified
2026-09-08
Score / Quality
70 / 80

What this rule detects

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

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

Summary generated from the rule's metadata and condition.

Rule source

mal-driver-gentilkiwibenjamindelpy-mimidrv-mimidrvmimikatz-0f58.yarApache License 2.0
rule LOLDRIVERS_MAL_Driver_Gentilkiwibenjamindelpy_Mimidrv_Mimidrvmimikatz_0F58
{
	meta:
		description = "Detects malicious driver mentioned in LOLDrivers project using VersionInfo values from the PE header - mimidrv.sys"
		author = "Florian Roth"
		id = "0531a88d-cb21-5055-b365-a80b6e99a6e9"
		date = "2025-09-18"
		modified = "2026-09-08"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		source_url = "https://github.com/magicsword-io/LOLDrivers//blob/9fa32adeab865455de8b24cba0bbc0f3439d59f7/detections/yara/yara-rules_mal_drivers.yar#L435-L467"
		license_url = "https://github.com/magicsword-io/LOLDrivers//blob/9fa32adeab865455de8b24cba0bbc0f3439d59f7/LICENSE"
		hash = "0f58e09651d48d2b1bcec7b9f7bb85a2d1a7b65f7a51db281fe0c4f058a48597"
		hash = "087270d57f1626f29ba9c25750ca19838a869b73a1f71af50bdf37d6ff776212"
		hash = "0d676baac43d9e2d05b577d5e0c516fba250391ab0cb11232a4b17fd97a51e35"
		hash = "06ddf49ac8e06e6b83fccba1141c90ea01b65b7db592c54ffe8aa6d30a75c0b8"
		hash = "eab9b5b7e5fab1c2d7d44cd28f13ae8bb083d9362d2b930d43354a3dfd38e05a"
		hash = "627e13da6a45006fff4711b14754f9ccfac9a5854d275da798a22f3a68dd1eaa"
		hash = "b169a5f643524d59330fafe6e3e328e2179fc5116ee6fae5d39581467d53ac03"
		hash = "dfc80e0d468a2c115a902aa332a97e3d279b1fc3d32083e8cf9a4aadf3f54ad1"
		hash = "a74e8f94d2c140646a8bb12e3e322c49a97bd1b8a2e4327863d3623f43d65c66"
		hash = "94ba4bcbdb55d6faf9f33642d0072109510f5c57e8c963d1a3eb4f9111f30112"
		hash = "07759750fbb93c77b5c3957c642a9498fcff3946a5c69317db8d6be24098a4a0"
		hash = "4dc24fd07f8fb854e685bc540359c59f177de5b91231cc44d6231e33c9e932b1"
		hash = "baf7fbc4743a81eb5e4511023692b2dfdc32ba670ba3e4ed8c09db7a19bd82d3"
		hash = "bcca03ce1dd040e67eb71a7be0b75576316f0b6587b2058786fda8b6f0a5adfd"
		logic_hash = "ffa3eaf9032aa673119558217d212ff819ce91e99ab6c046f8801990d5826689"
		score = 70
		quality = 80
		tags = ""

	strings:
		$ = { 00460069006c0065004400650073006300720069007000740069006f006e[1-8]006d0069006d006900640072007600200066006f0072002000570069006e0064006f0077007300200028006d0069006d0069006b00610074007a0029 }
		$ = { 0043006f006d00700061006e0079004e0061006d0065[1-8]00670065006e00740069006c006b0069007700690020002800420065006e006a0061006d0069006e002000440045004c005000590029 }
		$ = { 00460069006c006500560065007200730069006f006e[1-8]0032002e0030002e0030002e0030 }
		$ = { 00500072006f006400750063007400560065007200730069006f006e[1-8]0032002e0030002e0030002e0030 }
		$ = { 0049006e007400650072006e0061006c004e0061006d0065[1-8]006d0069006d0069006400720076 }
		$ = { 00500072006f0064007500630074004e0061006d0065[1-8]006d0069006d006900640072007600200028006d0069006d0069006b00610074007a0029 }
		$ = { 004f0072006900670069006e0061006c00460069006c0065006e0061006d0065[1-8]006d0069006d0069006400720076002e007300790073 }
		$ = { 004c006500670061006c0043006f0070007900720069006700680074[1-8]0043006f00700079007200690067006800740020002800630029002000320030003000370020002d00200032003000310034002000670065006e00740069006c006b0069007700690020002800420065006e006a0061006d0069006e002000440045004c005000590029 }

	condition:
		all of them
}

Strings (8 patterns)

IdentifierTypeValueModifiers
$hex{ 00460069006c0065004400650073006300720069007000740069006f006e[1-8]006d0069006d006900640072007600200066006f0072002000570069006e0064006f0077007300200028006d00690 …
$hex{ 0043006f006d00700061006e0079004e0061006d0065[1-8]00670065006e00740069006c006b0069007700690020002800420065006e006a0061006d0069006e002000440045004c005000590029 …
$hex{ 00460069006c006500560065007200730069006f006e[1-8]0032002e0030002e0030002e0030 }
$hex{ 00500072006f006400750063007400560065007200730069006f006e[1-8]0032002e0030002e0030002e0030 }
$hex{ 0049006e007400650072006e0061006c004e0061006d0065[1-8]006d0069006d0069006400720076 }
$hex{ 00500072006f0064007500630074004e0061006d0065[1-8]006d0069006d006900640072007600200028006d0069006d0069006b00610074007a0029 }
$hex{ 004f0072006900670069006e0061006c00460069006c0065006e0061006d0065[1-8]006d0069006d0069006400720076002e007300790073 }
$hex{ 004c006500670061006c0043006f0070007900720069006700680074[1-8]0043006f00700079007200690067006800740020002800630029002000320030003000370020002d00200032003000310 …

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).

  • 0f58e09651d48d2b1bcec7b9f7bb85a2d1a7b65f7a51db281fe0c4f058a48597
  • 087270d57f1626f29ba9c25750ca19838a869b73a1f71af50bdf37d6ff776212
  • 0d676baac43d9e2d05b577d5e0c516fba250391ab0cb11232a4b17fd97a51e35
  • 06ddf49ac8e06e6b83fccba1141c90ea01b65b7db592c54ffe8aa6d30a75c0b8
  • eab9b5b7e5fab1c2d7d44cd28f13ae8bb083d9362d2b930d43354a3dfd38e05a
  • 627e13da6a45006fff4711b14754f9ccfac9a5854d275da798a22f3a68dd1eaa
  • b169a5f643524d59330fafe6e3e328e2179fc5116ee6fae5d39581467d53ac03
  • dfc80e0d468a2c115a902aa332a97e3d279b1fc3d32083e8cf9a4aadf3f54ad1
  • a74e8f94d2c140646a8bb12e3e322c49a97bd1b8a2e4327863d3623f43d65c66
  • 94ba4bcbdb55d6faf9f33642d0072109510f5c57e8c963d1a3eb4f9111f30112
  • 07759750fbb93c77b5c3957c642a9498fcff3946a5c69317db8d6be24098a4a0
  • 4dc24fd07f8fb854e685bc540359c59f177de5b91231cc44d6231e33c9e932b1
  • baf7fbc4743a81eb5e4511023692b2dfdc32ba670ba3e4ed8c09db7a19bd82d3
  • bcca03ce1dd040e67eb71a7be0b75576316f0b6587b2058786fda8b6f0a5adfd

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: 0531a88d-cb21-5055-b365-a80b6e99a6e9