Overview

overview

10

Static

static

3

2024-04-25...ck.exe

windows7-x64

10

2024-04-25...ck.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    2024-04-25_baaf08f240ac06c7c30893aa23bc2e25_virlock

  • Size

    118KB

  • Sample

    240425-v6peasdb84

  • MD5

    baaf08f240ac06c7c30893aa23bc2e25

  • SHA1

    ec608a6fed123708d482902e12224a10b9c38671

  • SHA256

    3d60642b67e57a36f90e0509ea6a5db29cca6e97fbe972f3263865a543c7807b

  • SHA512

    0726c6bb589d87eb43799376d6ddcf0cd5bef7ec7a1ee12510292b6571ca41e8230006729dc583bda586d2722b175586c93aef8c0bccb830b16c1402c95895ba

  • SSDEEP

    1536:SaasJCspqHvQ+Bqv1uM7OLBkCLYsQv59Zt5Ef12q8sH/dOkFDWLfw/Fd3fjTze9I:STqNNrsQx9ZXEf8qFjFDWLfWFxPKVcH

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      2024-04-25_baaf08f240ac06c7c30893aa23bc2e25_virlock

    • Size

      118KB

    • MD5

      baaf08f240ac06c7c30893aa23bc2e25

    • SHA1

      ec608a6fed123708d482902e12224a10b9c38671

    • SHA256

      3d60642b67e57a36f90e0509ea6a5db29cca6e97fbe972f3263865a543c7807b

    • SHA512

      0726c6bb589d87eb43799376d6ddcf0cd5bef7ec7a1ee12510292b6571ca41e8230006729dc583bda586d2722b175586c93aef8c0bccb830b16c1402c95895ba

    • SSDEEP

      1536:SaasJCspqHvQ+Bqv1uM7OLBkCLYsQv59Zt5Ef12q8sH/dOkFDWLfw/Fd3fjTze9I:STqNNrsQx9ZXEf8qFjFDWLfWFxPKVcH

    Score
    10/10
    evasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (82) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks