General

  • Target
    a47b25663322770ace0d11019b329d42.exe
  • Size 362KB
  • Sample220107-h13zaaccgl
  • SHA256 d06e9b26713ef8cb240b46a94b545ecdc40e811d6c520f7fa0d837d94e2a53fc
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • vidar

Version
  • 49.2

Botnet
  • 869

C2
  • https://mstdn.social/@kipriauk9

  • https://qoto.org/@kipriauk8

Attributes
  • profile_id

    869

Targets

    • Target
      a47b25663322770ace0d11019b329d42.exe
    • Size 362KB
    • SHA256 d06e9b26713ef8cb240b46a94b545ecdc40e811d6c520f7fa0d837d94e2a53fc
    • 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 HTTP POST Pattern

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • 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

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

    • autoit_exe

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Enterprise v6

Tasks