General

  • Target

    05f13d8e64e219b971189c97ef7ebec20ff1b5f9858bb88db814c62b4540f751.exe

  • Size

    394KB

  • Sample

    240924-bdhw9s1hll

  • MD5

    e4681cf87d9e2a0dd09ff6e02fe79eb6

  • SHA1

    73c19d284b9358e694c1d686cb906b01518641a1

  • SHA256

    05f13d8e64e219b971189c97ef7ebec20ff1b5f9858bb88db814c62b4540f751

  • SHA512

    962686efb51ce376a75d939a2a351979967cbf5d364794feaba16642e6e463c63b5551635fe31eb4bd8be7fcc7940a9c1395cd80606f1349ad5e389e02a4ee0d

  • SSDEEP

    6144:exHv9xQGoaKiDWM6iKwxnKfrfrhCA5PK8W9VFpmuXj8WtlcaZOc:exHHJ961UnK02PKnV+uXj88caZ

Malware Config

Extracted

Family

vidar

Version

11

Botnet

d80be45a1eb6454ca916f92c36ebf67d

C2

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Targets

    • Target

      05f13d8e64e219b971189c97ef7ebec20ff1b5f9858bb88db814c62b4540f751.exe

    • Size

      394KB

    • MD5

      e4681cf87d9e2a0dd09ff6e02fe79eb6

    • SHA1

      73c19d284b9358e694c1d686cb906b01518641a1

    • SHA256

      05f13d8e64e219b971189c97ef7ebec20ff1b5f9858bb88db814c62b4540f751

    • SHA512

      962686efb51ce376a75d939a2a351979967cbf5d364794feaba16642e6e463c63b5551635fe31eb4bd8be7fcc7940a9c1395cd80606f1349ad5e389e02a4ee0d

    • SSDEEP

      6144:exHv9xQGoaKiDWM6iKwxnKfrfrhCA5PK8W9VFpmuXj8WtlcaZOc:exHHJ961UnK02PKnV+uXj88caZ

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks