General

  • Target

    08821ac5424cc31063657212609b8d1d.bin

  • Size

    508KB

  • Sample

    241025-bcy7vszfjb

  • MD5

    4adef8956ffcd3814bc8f29825700322

  • SHA1

    c483157bfa3be8a7c6089b883aad020e3e95395f

  • SHA256

    bc12a2f0e7efe56b9f5c6f005b993e71e0c6ade951fb9f6004c719fb334ed09f

  • SHA512

    61983f086e5b847ae3b932c3521a88778f2ce88d72253773187d87ffbe21dcf255abc1b2431527a1d0a513afbcd84efeb3f12404ff2edd98c841de657b1871cd

  • SSDEEP

    12288:dp4DwrLbURWQ2ig+OPyy25WaM3aDl4PSK0TwtKfDd3Y:dp4UrXUgQ/ON74lC08tWRY

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

0b3bd69430b7d827b107ba2ed809207d

C2

https://steamcommunity.com/profiles/76561199786602107

https://t.me/lpnjoke

Attributes
  • user_agent

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

Targets

    • Target

      4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe

    • Size

      617KB

    • MD5

      08821ac5424cc31063657212609b8d1d

    • SHA1

      d6d96eea96bddecb27ff673b736525c85482ab8d

    • SHA256

      4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588

    • SHA512

      1fd88a75f378ccbe36e6b167fc99bc4867d001e1e46e36770098d6eb43f54c31bf89148d187d787ac07574340508c94eb0a69516a0bb62aa74014ddd0da53089

    • SSDEEP

      12288:HWV5qnPSABI5apSV9g9iTaq8v0tQNV+Fn6bIx+mW0Jc8lr7v:HW+nP9RpSVCcTaHi2wn6bIx+BM5r7v

    • 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.

    • 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

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks