General

  • Target

    a7d9d8ba42c133ba78a8dcaccb2da07affc1923a7c66cf558dc24667750951d6

  • Size

    2.2MB

  • Sample

    240629-w39rhashmg

  • MD5

    0afc5f5846813ea96c7682975bad6dfd

  • SHA1

    56715d3a9636cd1049b50d23f3b5164eda7c0548

  • SHA256

    a7d9d8ba42c133ba78a8dcaccb2da07affc1923a7c66cf558dc24667750951d6

  • SHA512

    109000455bd133699330f1ceb7c53443cb65bccb028c42a85fe6583f2e47b0734152e2531486dba86fddb442a37e671e9bac97a93a59d3a9b0d366d8a74848fe

  • SSDEEP

    49152:qpjNvr9ySAOmw4JHHO+SASagXkJr4MDkUwm:qpjNp7p4JHH8n5A

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

      a7d9d8ba42c133ba78a8dcaccb2da07affc1923a7c66cf558dc24667750951d6

    • Size

      2.2MB

    • MD5

      0afc5f5846813ea96c7682975bad6dfd

    • SHA1

      56715d3a9636cd1049b50d23f3b5164eda7c0548

    • SHA256

      a7d9d8ba42c133ba78a8dcaccb2da07affc1923a7c66cf558dc24667750951d6

    • SHA512

      109000455bd133699330f1ceb7c53443cb65bccb028c42a85fe6583f2e47b0734152e2531486dba86fddb442a37e671e9bac97a93a59d3a9b0d366d8a74848fe

    • SSDEEP

      49152:qpjNvr9ySAOmw4JHHO+SASagXkJr4MDkUwm:qpjNp7p4JHH8n5A

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • 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.

    • 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