General

  • Target
    620af476331fa5831d46af7ba368d4fe.exe
  • Size 702KB
  • Sample211007-kzg2jacdbr
  • SHA256 607494be65a2860e8a4a6d5c6fd82d54a6ff6dedf32d0017e92a6bfc3690d57e
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      620af476331fa5831d46af7ba368d4fe.exe
    • Size 702KB
    • SHA256 607494be65a2860e8a4a6d5c6fd82d54a6ff6dedf32d0017e92a6bfc3690d57e
    • MD5 SHA1 SHA512
    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • Vidar Stealer

    • Downloads MZ/PE file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v6

Tasks