Resubmissions

06/01/2025, 12:00

250106-n6bpwawkdw10

06/01/2025, 11:52

250106-n1zvhswjet10

20/08/2024, 14:25

240820-rrk7js1blm10

17/08/2024, 19:28

240817-x6wvgsvgpk10

General

  • Target
    8b3d1dd675e2e030d63ef5ecd9fa05da46a577d9f3723e7b358e20a4f6892495
  • Size 181KB
  • Sample240820-rrk7js1blm
  • SHA256 8b3d1dd675e2e030d63ef5ecd9fa05da46a577d9f3723e7b358e20a4f6892495
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vidar

C2
  • https://steamcommunity.com/profiles/76561199751190313

  • https://t.me/pech0nk

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Extracted

Family
  • vidar

Version
  • 10.8

Botnet
  • 9fecf283c2873768afb8beafb33a85e0

C2
  • https://steamcommunity.com/profiles/76561199761128941

  • https://t.me/iyigunl

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Extracted

Family
  • lumma

C2
  • https://interactiedovspm.shop/api

  • https://potentioallykeos.shop/api

  • https://charecteristicdxp.shop/api

  • https://cagedwifedsozm.shop/api

  • https://deicedosmzj.shop/api

  • https://southedhiscuso.shop/api

  • https://consciousourwi.shop/api

  • https://tenntysjuxmz.shop/api

Targets

    • Target
      8b3d1dd675e2e030d63ef5ecd9fa05da46a577d9f3723e7b358e20a4f6892495
    • Size 181KB
    • SHA256 8b3d1dd675e2e030d63ef5ecd9fa05da46a577d9f3723e7b358e20a4f6892495
    • MD5 SHA1 SHA512 SSDEEP
    • Detect Vidar Stealer

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks