Overview

overview

10

Static

static

3

2024-02-19...ck.exe

windows7-x64

10

2024-02-19...ck.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-02-19_9340ca5c5503cd135958f64de58f6bcb_virlock

  • Size

    3.7MB

  • Sample

    240219-t7xlmaha34

  • MD5

    9340ca5c5503cd135958f64de58f6bcb

  • SHA1

    cec151a56f0477c2b66a57159a05e492a0e7c42a

  • SHA256

    e84c5a6e36926f5b528e069f8f7590aae6a1b38fc8dfd1492f023c15edd2f537

  • SHA512

    de5676248df77fe8d45e19dfb8615eb3c789aeb9dd5c454f236ad1a4266d8786c278e8ed03fe081a9bbadc3f88823f1756365cd50eef17141a26123c3b90e2f4

  • SSDEEP

    49152:8UUVCmgh3KGXgzLaZdV3QN+E2iPzGFp1jOrwGN3GmmF0+MO/kEPYC3yTsG:r1haOZon2YzEROsT0X

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      2024-02-19_9340ca5c5503cd135958f64de58f6bcb_virlock

    • Size

      3.7MB

    • MD5

      9340ca5c5503cd135958f64de58f6bcb

    • SHA1

      cec151a56f0477c2b66a57159a05e492a0e7c42a

    • SHA256

      e84c5a6e36926f5b528e069f8f7590aae6a1b38fc8dfd1492f023c15edd2f537

    • SHA512

      de5676248df77fe8d45e19dfb8615eb3c789aeb9dd5c454f236ad1a4266d8786c278e8ed03fe081a9bbadc3f88823f1756365cd50eef17141a26123c3b90e2f4

    • SSDEEP

      49152:8UUVCmgh3KGXgzLaZdV3QN+E2iPzGFp1jOrwGN3GmmF0+MO/kEPYC3yTsG:r1haOZon2YzEROsT0X

    Score
    10/10
    evasionpersistencetrojanspywarestealer

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • 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

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

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

5
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