Overview

overview

7

Static

static

1

2024-06-30...ny.exe

windows7-x64

7

2024-06-30...ny.exe

windows10-2004-x64

7

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General

  • Target

    2024-06-30_7c676001cc452d83e544c00e398dd207_bkransomware_karagany

  • Size

    1.8MB

  • Sample

    240630-vf4fjavajm

  • MD5

    7c676001cc452d83e544c00e398dd207

  • SHA1

    de7a90824e9b2e0b4d63e2ec3c55e7550f6f1d0f

  • SHA256

    99e039eaa6283b9404fc973096dc24906109d19b5a8f7f74a50d90c143b0772a

  • SHA512

    6df63fff83f90b03c724e708a4f00aedaa174c4e3191b5b780d68ca2b08b535d76dcfe286f59617d594d697368239469ccf7bbd1268a04c4656d4e0693431a22

  • SSDEEP

    24576:AyZEGubJg8R8AvZulu/U4B6xidIKkrZp4cy0vQzk+dsrERW1uUOVu0/UdSqdtPd2:LEpVg3AIlAw4IpdE7srVXHd5dtP4f0y

Score
7/10
bootkitevasionpersistencetrojan

Malware Config

Targets

    • Target

      2024-06-30_7c676001cc452d83e544c00e398dd207_bkransomware_karagany

    • Size

      1.8MB

    • MD5

      7c676001cc452d83e544c00e398dd207

    • SHA1

      de7a90824e9b2e0b4d63e2ec3c55e7550f6f1d0f

    • SHA256

      99e039eaa6283b9404fc973096dc24906109d19b5a8f7f74a50d90c143b0772a

    • SHA512

      6df63fff83f90b03c724e708a4f00aedaa174c4e3191b5b780d68ca2b08b535d76dcfe286f59617d594d697368239469ccf7bbd1268a04c4656d4e0693431a22

    • SSDEEP

      24576:AyZEGubJg8R8AvZulu/U4B6xidIKkrZp4cy0vQzk+dsrERW1uUOVu0/UdSqdtPd2:LEpVg3AIlAw4IpdE7srVXHd5dtP4f0y

    Score
    7/10
    bootkitevasionpersistencetrojan

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks