General

  • Target

    ac1419ee574abfa919bfed5e3043b1ee45e8e158738dcc73bf3d9c8f6c883802

  • Size

    2.1MB

  • Sample

    240612-1yf1vawcmk

  • MD5

    02fd894ffd0c025ddc5b2ca733b4fa9f

  • SHA1

    036d7833032f5fd0b22a414ae527bc6f199e91d9

  • SHA256

    ac1419ee574abfa919bfed5e3043b1ee45e8e158738dcc73bf3d9c8f6c883802

  • SHA512

    8812877f09d026b4cc1f3f3b00d3426d03ad1ea18565bdd7ad9b9b48780c5a572fa82aefcd5a2cb0640fb5f8a4fdf11d88a9628240ae16b2c39e43a5a451a66f

  • SSDEEP

    24576:Ub4m+sws1qLVNMIlJl6DRKbAlcNRfCK9UfMxVVtes12FxwojKr98YGeGG9iO:UZXOjt6DuAwCK9UkxVVChjHZQs

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      ac1419ee574abfa919bfed5e3043b1ee45e8e158738dcc73bf3d9c8f6c883802

    • Size

      2.1MB

    • MD5

      02fd894ffd0c025ddc5b2ca733b4fa9f

    • SHA1

      036d7833032f5fd0b22a414ae527bc6f199e91d9

    • SHA256

      ac1419ee574abfa919bfed5e3043b1ee45e8e158738dcc73bf3d9c8f6c883802

    • SHA512

      8812877f09d026b4cc1f3f3b00d3426d03ad1ea18565bdd7ad9b9b48780c5a572fa82aefcd5a2cb0640fb5f8a4fdf11d88a9628240ae16b2c39e43a5a451a66f

    • SSDEEP

      24576:Ub4m+sws1qLVNMIlJl6DRKbAlcNRfCK9UfMxVVtes12FxwojKr98YGeGG9iO:UZXOjt6DuAwCK9UkxVVChjHZQs

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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