General

  • Target

    f28176161827bb4cab207556ac59f8585b2c84e155418493bbb6440020240186

  • Size

    2.5MB

  • Sample

    240607-lx4yysee6z

  • MD5

    4ebf1d8eedf6954e2a4c5b94cbdcd3b7

  • SHA1

    5d1ba01e07a1936b66d20605a7dea437f2114da7

  • SHA256

    f28176161827bb4cab207556ac59f8585b2c84e155418493bbb6440020240186

  • SHA512

    fd85e93ac093103d9279cc047d3d5dec9880ee195cf503eb1620ef09bb665f6c772bd14fe9eef6a34188c87338c14a8aaeae640d5d9dd5034d5540e1ecb8b8f1

  • SSDEEP

    49152:Zcm4081qpZBUbHEmJnsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHt1fAw07QLyLn

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

      f28176161827bb4cab207556ac59f8585b2c84e155418493bbb6440020240186

    • Size

      2.5MB

    • MD5

      4ebf1d8eedf6954e2a4c5b94cbdcd3b7

    • SHA1

      5d1ba01e07a1936b66d20605a7dea437f2114da7

    • SHA256

      f28176161827bb4cab207556ac59f8585b2c84e155418493bbb6440020240186

    • SHA512

      fd85e93ac093103d9279cc047d3d5dec9880ee195cf503eb1620ef09bb665f6c772bd14fe9eef6a34188c87338c14a8aaeae640d5d9dd5034d5540e1ecb8b8f1

    • SSDEEP

      49152:Zcm4081qpZBUbHEmJnsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHt1fAw07QLyLn

    • 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