General

  • Target

    be51efd555fd300c067317f9ebeafa7faf219076a000de6d7074ad0e3e95b8db

  • Size

    2.5MB

  • Sample

    240607-s7xe7aaf3t

  • MD5

    692aedc80699ce1cfa17f8534a76e08b

  • SHA1

    75ac30d843e50e2096e4b7948324713400fee690

  • SHA256

    be51efd555fd300c067317f9ebeafa7faf219076a000de6d7074ad0e3e95b8db

  • SHA512

    4ce95b0bb01c35486bbd018180102b5f62ac29e66c4728c96a30089d28450adfc8493b3c02d32288358c669cb146e70ce4f26f7cd7310fc0c5d8cb8ba48d1776

  • SSDEEP

    49152:Zcm4081qpZBUbHEmJzsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHtdfAw07QLyLn

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

      be51efd555fd300c067317f9ebeafa7faf219076a000de6d7074ad0e3e95b8db

    • Size

      2.5MB

    • MD5

      692aedc80699ce1cfa17f8534a76e08b

    • SHA1

      75ac30d843e50e2096e4b7948324713400fee690

    • SHA256

      be51efd555fd300c067317f9ebeafa7faf219076a000de6d7074ad0e3e95b8db

    • SHA512

      4ce95b0bb01c35486bbd018180102b5f62ac29e66c4728c96a30089d28450adfc8493b3c02d32288358c669cb146e70ce4f26f7cd7310fc0c5d8cb8ba48d1776

    • SSDEEP

      49152:Zcm4081qpZBUbHEmJzsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHtdfAw07QLyLn

    • 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