General

  • Target

    01ecb8e12553c49e1e31a7246653b6131289f22f44f0deb7097afb39ff46af9f

  • Size

    3.6MB

  • Sample

    220523-vwcyhsbgfj

  • MD5

    697576793e02be59d60a0ba2a59bbc8d

  • SHA1

    3d8e38dfb94cf336c4a31e03e4ccd8bc4983bae5

  • SHA256

    01ecb8e12553c49e1e31a7246653b6131289f22f44f0deb7097afb39ff46af9f

  • SHA512

    1f065f44a4be0ac4b41efd51e26d19dd56001ad9969d4191ff5f1d70059d77dcd21eb01d09b5bc27461e19545a90c877fce5222fe9aea40c38dc1347aab117ea

Malware Config

Extracted

Family

vidar

Version

9.4

Botnet

231

C2

http://prohomedevelopers.com/

Attributes
  • profile_id

    231

Targets

    • Target

      01ecb8e12553c49e1e31a7246653b6131289f22f44f0deb7097afb39ff46af9f

    • Size

      3.6MB

    • MD5

      697576793e02be59d60a0ba2a59bbc8d

    • SHA1

      3d8e38dfb94cf336c4a31e03e4ccd8bc4983bae5

    • SHA256

      01ecb8e12553c49e1e31a7246653b6131289f22f44f0deb7097afb39ff46af9f

    • SHA512

      1f065f44a4be0ac4b41efd51e26d19dd56001ad9969d4191ff5f1d70059d77dcd21eb01d09b5bc27461e19545a90c877fce5222fe9aea40c38dc1347aab117ea

    • 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