General

  • Target

    a06033fed83a8bfc744a5102fc88003720cb55d5c488ec3eae51f28883814e9f

  • Size

    3.6MB

  • Sample

    220625-gbj97sacd8

  • MD5

    2f34dfbb3d231ffefcf9d15ba70a14e0

  • SHA1

    01350475336c95a26b7c0b5d4710b2acd2e57b74

  • SHA256

    a06033fed83a8bfc744a5102fc88003720cb55d5c488ec3eae51f28883814e9f

  • SHA512

    6534c922964da91b44c320f1af41f63617adbdc9f450d36a844b63c623dc067061ec88132f071296a9bc5c56ef24ec3d495d92d7be2190ad286576e70242a39e

Malware Config

Extracted

Family

vidar

Version

10.8

Botnet

231

C2

http://idgent.top/

Attributes
  • profile_id

    231

Targets

    • Target

      a06033fed83a8bfc744a5102fc88003720cb55d5c488ec3eae51f28883814e9f

    • Size

      3.6MB

    • MD5

      2f34dfbb3d231ffefcf9d15ba70a14e0

    • SHA1

      01350475336c95a26b7c0b5d4710b2acd2e57b74

    • SHA256

      a06033fed83a8bfc744a5102fc88003720cb55d5c488ec3eae51f28883814e9f

    • SHA512

      6534c922964da91b44c320f1af41f63617adbdc9f450d36a844b63c623dc067061ec88132f071296a9bc5c56ef24ec3d495d92d7be2190ad286576e70242a39e

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

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

    • Vidar Stealer

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

4
T1005

Tasks