Resubmissions

13-02-2025 13:52

250213-q6fd6syldp 10

13-02-2025 13:47

250213-q3phnsyqgx 10

General

  • Target

    1.exe

  • Size

    272KB

  • Sample

    250213-q3phnsyqgx

  • MD5

    dbdfd9ab774d8fa5a56718b1fae7bc95

  • SHA1

    df4c5c42e6b8d3c7324a34a2b017f362d9213558

  • SHA256

    604c471648621880aeceac0534190b14e8c3ea05d4bc5bb95a8e777dd82e65aa

  • SHA512

    d3478dd32f89105cd62997f539961bb69a7eb08ca614f9185c29a32cb96f3dbc87638fea6eb09717ad67696d5aab1a39373aaddf0fd0c057ea6787346d7a31c8

  • SSDEEP

    3072:ne/3hGz8Su8ucwsy7vf7Qy63S9scCh4slxWsr7i9W3WWsZHpV0iukwEEfzqygF/S:n6xqucZy7vf8f3oMRxb/3W1Hp91Gq

Malware Config

Extracted

Family

vidar

C2

https://t.me/m08mbk

https://steamcommunity.com/profiles/76561199820567237

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0

Targets

    • Target

      1.exe

    • Size

      272KB

    • MD5

      dbdfd9ab774d8fa5a56718b1fae7bc95

    • SHA1

      df4c5c42e6b8d3c7324a34a2b017f362d9213558

    • SHA256

      604c471648621880aeceac0534190b14e8c3ea05d4bc5bb95a8e777dd82e65aa

    • SHA512

      d3478dd32f89105cd62997f539961bb69a7eb08ca614f9185c29a32cb96f3dbc87638fea6eb09717ad67696d5aab1a39373aaddf0fd0c057ea6787346d7a31c8

    • SSDEEP

      3072:ne/3hGz8Su8ucwsy7vf7Qy63S9scCh4slxWsr7i9W3WWsZHpV0iukwEEfzqygF/S:n6xqucZy7vf8f3oMRxb/3W1Hp91Gq

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks