Overview

overview

10

Static

static

3

2025-06-17...ck.exe

windows10-2004-x64

10

2025-06-17...ck.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    2025-06-17_794057eeeeadcd58344e2903bc296c21_elex_virlock

  • Size

    190KB

  • Sample

    250617-mdjz4sywev

  • MD5

    794057eeeeadcd58344e2903bc296c21

  • SHA1

    2a4e094712bfbfc6cc21284888e30729a818c2c5

  • SHA256

    90ff170d85e08d33e549507b81c800f80ab623e7b48e7799b3e680278c977a54

  • SHA512

    f36ae5a3d5f4a6e5fb97762f85fc97bb1fe648c22402f7966e0e25fd4e2f26adddb98e9ab0958159908c8dbd7efd7a046529fda082379893678b0bfe0139c56b

  • SSDEEP

    3072:EQj1fXryS7q4m551YDL0jQ74p6LXuDspOzpuUrEckGPLyBes:dS407yh7+6ruDspONuU+sfs

Score
10/10
defense_evasiondiscoverypersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      2025-06-17_794057eeeeadcd58344e2903bc296c21_elex_virlock

    • Size

      190KB

    • MD5

      794057eeeeadcd58344e2903bc296c21

    • SHA1

      2a4e094712bfbfc6cc21284888e30729a818c2c5

    • SHA256

      90ff170d85e08d33e549507b81c800f80ab623e7b48e7799b3e680278c977a54

    • SHA512

      f36ae5a3d5f4a6e5fb97762f85fc97bb1fe648c22402f7966e0e25fd4e2f26adddb98e9ab0958159908c8dbd7efd7a046529fda082379893678b0bfe0139c56b

    • SSDEEP

      3072:EQj1fXryS7q4m551YDL0jQ74p6LXuDspOzpuUrEckGPLyBes:dS407yh7+6ruDspONuU+sfs

    Score
    10/10
    defense_evasiondiscoverypersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      defense_evasion

    • UAC bypass

      defense_evasiontrojan

    • Renames multiple (90) 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

    • 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 v16

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

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks