General

  • Target

    912f08afdce15f989535974455d1103253ab771431b4fc94c4344d2d3c6f0441

  • Size

    2.2MB

  • Sample

    240628-1tachawdpj

  • MD5

    0be4bb5c6a23c6e00193c728aea5d398

  • SHA1

    cbde5a4618a72ed60f4e24d98c5b7d30ae6753d2

  • SHA256

    912f08afdce15f989535974455d1103253ab771431b4fc94c4344d2d3c6f0441

  • SHA512

    59bb50eb9f5eb563b31e1e9f3a1e2ef9611d48866081cadcff42408f9d14d83d01f0427b349de138718891336ae73ceb178220388c40dcd619c34d4c239fee69

  • SSDEEP

    49152:qpjNvr9ySAOmw4FHHO+SASagXkJr4MDkUwm:qpjNp7p4FHH8n5A

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      912f08afdce15f989535974455d1103253ab771431b4fc94c4344d2d3c6f0441

    • Size

      2.2MB

    • MD5

      0be4bb5c6a23c6e00193c728aea5d398

    • SHA1

      cbde5a4618a72ed60f4e24d98c5b7d30ae6753d2

    • SHA256

      912f08afdce15f989535974455d1103253ab771431b4fc94c4344d2d3c6f0441

    • SHA512

      59bb50eb9f5eb563b31e1e9f3a1e2ef9611d48866081cadcff42408f9d14d83d01f0427b349de138718891336ae73ceb178220388c40dcd619c34d4c239fee69

    • SSDEEP

      49152:qpjNvr9ySAOmw4FHHO+SASagXkJr4MDkUwm:qpjNp7p4FHH8n5A

    • Detect Vidar Stealer

    • 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

    • 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