General

  • Target
    vidar0907.exe
  • Size 442KB
  • Sample240711-pl3hjawdmp
  • SHA256 6ab0929361ee1a7fdc900bb0f6e50e999183a7c1aef1f44951b7847e86dfd3bc
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vidar

C2
  • https://steamcommunity.com/profiles/76561199735694209

  • https://t.me/puffclou

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.1) Gecko/20100101 Firefox/128.1

Extracted

Family
  • lumma

C2
  • https://stationacutwo.shop/api

  • https://bouncedgowp.shop/api

  • https://bannngwko.shop/api

  • https://bargainnykwo.shop/api

  • https://affecthorsedpo.shop/api

  • https://radiationnopp.shop/api

  • https://answerrsdo.shop/api

  • https://publicitttyps.shop/api

  • https://benchillppwo.shop/api

  • https://reinforcedirectorywd.shop/api

Targets

    • Target
      vidar0907.exe
    • Size 442KB
    • SHA256 6ab0929361ee1a7fdc900bb0f6e50e999183a7c1aef1f44951b7847e86dfd3bc
    • MD5 SHA1 SHA512 SSDEEP
    • Detect Vidar Stealer

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks