Overview

overview

10

Static

static

3

20240824c7...ck.exe

windows7-x64

10

20240824c7...ck.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    20240824c79b9cd94a4617449fa988373af34d4fvirlock

  • Size

    212KB

  • Sample

    240824-ncwsysyfrq

  • MD5

    c79b9cd94a4617449fa988373af34d4f

  • SHA1

    b07077f4e92b84d1dead325c2d19614997efe9cd

  • SHA256

    a8ed9414bac186c2e40ec9d3a07c2df7ca7fc75796ed0d73cf15347f03f16858

  • SHA512

    60c0611ed999d018364d8cbbb43c014c39be46e00139ece2f19cfc75fd1eb764f884ce1d106fd9113e1c8e2b9c085050d94a7934850ac37fac09a528b38a8728

  • SSDEEP

    6144:CKxMxAAcdBkIo9moWqTjBkNXHPQnVnBVULXi6BH9mvkiX2/AgT:CKxMiAj9Pqld5im/9

Score
10/10
discoveryevasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      20240824c79b9cd94a4617449fa988373af34d4fvirlock

    • Size

      212KB

    • MD5

      c79b9cd94a4617449fa988373af34d4f

    • SHA1

      b07077f4e92b84d1dead325c2d19614997efe9cd

    • SHA256

      a8ed9414bac186c2e40ec9d3a07c2df7ca7fc75796ed0d73cf15347f03f16858

    • SHA512

      60c0611ed999d018364d8cbbb43c014c39be46e00139ece2f19cfc75fd1eb764f884ce1d106fd9113e1c8e2b9c085050d94a7934850ac37fac09a528b38a8728

    • SSDEEP

      6144:CKxMxAAcdBkIo9moWqTjBkNXHPQnVnBVULXi6BH9mvkiX2/AgT:CKxMiAj9Pqld5im/9

    Score
    10/10
    discoveryevasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (65) 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
    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

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