833fc08f-217d-4d3f-8c8e-782c61120407

kt2.sys

We were not able to verify the hash of this driver successfully, it has not been confirmed.

Description

BlackCat Ransomware Deploys New Signed Kernel Driver. BlackCat ransomware incident that occurred in February 2023.

  • UUID: 833fc08f-217d-4d3f-8c8e-782c61120407
  • Created: 2023-06-05
  • Author: Guus Verbeek
  • Acknowledgement: |

Commands

sc.exe create kt2.sys binPath=C:\windows\temp\kt2.sys type=kernel && sc.exe start kt2.sys
Use CasePrivilegesOperating System
Elevate privilegeskernelWindows 10

Detections

YARA 🏹

Expand

Exact Match

with header and size limitation

Threat Hunting

without header and size limitation

Sigma 🛡️

Expand

Names

detects loading using name only

Hashes

detects loading using hashes only

Sysmon 🔎

Expand

Block

on hashes

Alert

on hashes

Resources


  • https://www.trendmicro.com/en_us/research/23/e/blackcat-ransomware-deploys-new-signed-kernel-driver.html

    • Known Vulnerable Samples

    PropertyValue
    Filenamekt2.sys
    Creation Timestamp
    MD5
    SHA1cb25a5125fb353496b59b910263209f273f3552d
    SHA256

    Imports

    Expand

    Imported Functions

    Expand

    Exported Functions

    Expand

    Sections

    Expand

    Signature

    Expand

    source

    last_updated: 2024-04-09