General

  • Target
    RedditVideoMakerBot_x64.7z
  • Size 89.0MB
  • Sample260809-wftrrsbf85
  • SHA256 505e10748fb14a8fde5174d019c6dcaa9325f3f55d9f3b355626747b1bd11a60
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • vidar

Version
  • 1.4

Botnet
  • d5a46ee55854da7a10aa636753d7ad04

C2
  • https://telegram.me/b8bz11

  • https://steamcommunity.com/profiles/76561198709529056

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:140.0) Gecko/20100101 Firefox/140.0

Targets

    • Target
      RedditVideoMakerBot_x64.exe
    • Size 131.8MB
    • SHA256 708e4c73217d10e821899bfb5296b72328520407f4cc38c4a525707568efa57d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Vidar Stealer

    • Family: Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Modifies WinLogon for persistence

    • Modifies Windows Firewall

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v16

Tasks