General

  • Target

    d52e22c30bd6ee6abae6a04bde6de4ca64562f87fa1e2e44efd6e429ae998d27.exe

  • Size

    2.5MB

  • Sample

    240609-nkh7tshh7z

  • MD5

    85ab85fd3373986cdc9f3255cee5083c

  • SHA1

    f15c28cb5a077815171a2728abfae1fe147c05c2

  • SHA256

    d52e22c30bd6ee6abae6a04bde6de4ca64562f87fa1e2e44efd6e429ae998d27

  • SHA512

    ae7fb44760ddfb0d2411a7456157f305cdd5881817bf135296dfba8c4c43f040c99d1c435770b0f338e26a0247a3d2de599a79d44849b4429373a4eb2bc5a0c4

  • SSDEEP

    49152:Zcm4081qpZBUbHEmJ3sEAQACR07Q3byRD8aXY658:ZcmmqvBUbHtVfAw07QLyLn

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

      d52e22c30bd6ee6abae6a04bde6de4ca64562f87fa1e2e44efd6e429ae998d27.exe

    • Size

      2.5MB

    • MD5

      85ab85fd3373986cdc9f3255cee5083c

    • SHA1

      f15c28cb5a077815171a2728abfae1fe147c05c2

    • SHA256

      d52e22c30bd6ee6abae6a04bde6de4ca64562f87fa1e2e44efd6e429ae998d27

    • SHA512

      ae7fb44760ddfb0d2411a7456157f305cdd5881817bf135296dfba8c4c43f040c99d1c435770b0f338e26a0247a3d2de599a79d44849b4429373a4eb2bc5a0c4

    • SSDEEP

      49152:Zcm4081qpZBUbHEmJ3sEAQACR07Q3byRD8aXY658:ZcmmqvBUbHtVfAw07QLyLn

    • 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

    • Loads dropped DLL

    • 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