General

  • Target

    ea26835b8efbb3c29604335aed30535a4d521d633e8d5d29d03f57da66fd5416

  • Size

    2.5MB

  • Sample

    240607-pcwzdsgg83

  • MD5

    a917c6e737802ab4e05e231819ef32ad

  • SHA1

    68521ded543fdea11120537d44aa1172a76650fd

  • SHA256

    ea26835b8efbb3c29604335aed30535a4d521d633e8d5d29d03f57da66fd5416

  • SHA512

    a7a4e166d5ace37d1328bb70a004b11b13f6201ef7b72d4fa22369ecfc087ed9c48c05648c11bf8b7559d37513e4d16373b3ca0c6c3ab1ec078e21d80b1960de

  • SSDEEP

    49152:Zcm4081qpZBUbHEmJ5sEAQACR07Q3byRD8aXY658:ZcmmqvBUbHt/fAw07QLyLn

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

      ea26835b8efbb3c29604335aed30535a4d521d633e8d5d29d03f57da66fd5416

    • Size

      2.5MB

    • MD5

      a917c6e737802ab4e05e231819ef32ad

    • SHA1

      68521ded543fdea11120537d44aa1172a76650fd

    • SHA256

      ea26835b8efbb3c29604335aed30535a4d521d633e8d5d29d03f57da66fd5416

    • SHA512

      a7a4e166d5ace37d1328bb70a004b11b13f6201ef7b72d4fa22369ecfc087ed9c48c05648c11bf8b7559d37513e4d16373b3ca0c6c3ab1ec078e21d80b1960de

    • SSDEEP

      49152:Zcm4081qpZBUbHEmJ5sEAQACR07Q3byRD8aXY658:ZcmmqvBUbHt/fAw07QLyLn

    • 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 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