Overview

overview

10

Static

static

3

202405226f...ck.exe

windows7-x64

10

202405226f...ck.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    202405226f4e87430992ff5e84b5b94c7d1a1f1dvirlock

  • Size

    756KB

  • Sample

    240522-xzsjgsdc9w

  • MD5

    6f4e87430992ff5e84b5b94c7d1a1f1d

  • SHA1

    93960fcca153fe58d9ea8ad3af6e069e0d154612

  • SHA256

    8a8c61f09dcb72155669a0100a03313c67be8b43d5f8bb4a4ac1a8fb751e7ff3

  • SHA512

    3308fa4705156e75766103c4f9e90b138bca0b0b172c7c0930dc232967957c3c5eca1dafaf0754fbad4d2de6407bfb45349cf8f583b8bb323a889510122d7e03

  • SSDEEP

    12288:K/gkCRn7y3WnrETtZsNzxOpNg/vljXPHuER1jXkNf4hsZjrpsLq+nkCSpjFrvztY:KXC+WrETKzcEtbtR1jXkNf4hsZxsLq+H

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      202405226f4e87430992ff5e84b5b94c7d1a1f1dvirlock

    • Size

      756KB

    • MD5

      6f4e87430992ff5e84b5b94c7d1a1f1d

    • SHA1

      93960fcca153fe58d9ea8ad3af6e069e0d154612

    • SHA256

      8a8c61f09dcb72155669a0100a03313c67be8b43d5f8bb4a4ac1a8fb751e7ff3

    • SHA512

      3308fa4705156e75766103c4f9e90b138bca0b0b172c7c0930dc232967957c3c5eca1dafaf0754fbad4d2de6407bfb45349cf8f583b8bb323a889510122d7e03

    • SSDEEP

      12288:K/gkCRn7y3WnrETtZsNzxOpNg/vljXPHuER1jXkNf4hsZjrpsLq+nkCSpjFrvztY:KXC+WrETKzcEtbtR1jXkNf4hsZxsLq+H

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (58) 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.

    • 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