General

  • Target

    253e52e1d317fbf26f3c7ce69dc0936e81e28020658d978e68d4cc2b5a3ade5d

  • Size

    1.6MB

  • Sample

    240612-q5sywa1brn

  • MD5

    05f51adb6a5485a943e7b1185dbbbdaa

  • SHA1

    9d98d4a46614b0ca9299a009bb4d58a10e63ddba

  • SHA256

    253e52e1d317fbf26f3c7ce69dc0936e81e28020658d978e68d4cc2b5a3ade5d

  • SHA512

    594a446768e1d3117f50cfb90eb127105f1cf4329b354331e087296fcb3855fe9f3800908075a4bee78321a15f961d0a79c0cb04d085c279c6c0385147ddb4c1

  • SSDEEP

    24576:spM5863IGfTAVpalBjUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BjUkxVVChjHZQs

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

      253e52e1d317fbf26f3c7ce69dc0936e81e28020658d978e68d4cc2b5a3ade5d

    • Size

      1.6MB

    • MD5

      05f51adb6a5485a943e7b1185dbbbdaa

    • SHA1

      9d98d4a46614b0ca9299a009bb4d58a10e63ddba

    • SHA256

      253e52e1d317fbf26f3c7ce69dc0936e81e28020658d978e68d4cc2b5a3ade5d

    • SHA512

      594a446768e1d3117f50cfb90eb127105f1cf4329b354331e087296fcb3855fe9f3800908075a4bee78321a15f961d0a79c0cb04d085c279c6c0385147ddb4c1

    • SSDEEP

      24576:spM5863IGfTAVpalBjUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BjUkxVVChjHZQs

    • 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