General

  • Target

    sgx4824p.exe

  • Size

    1.7MB

  • Sample

    241110-s1hy8azbqk

  • MD5

    6309329d5a036aacee830839f82c5b2a

  • SHA1

    6862500fdd7e9741ac7b54ee2d7060e5e28d7f52

  • SHA256

    7305c4bb03ec5c017a4297e7e47d7749e56ca5bb56d3d5399a37cd0ae6b3bfd0

  • SHA512

    0f0b56e70d88418bba971d28c42b16534dd16d706d0b9bb9b372b80860ff579eed8c0a3984654933ac5b6717aa34a2bcf6c1a78f6ea45e0953b3a9fcd85737f2

  • SSDEEP

    49152:OgPGoI4XaGI4pipxxgBEX+hlqeMUxQ0LV2D5Rw9KxKUuKyL:O34XaNoq0E+ieMuQ4VYw9Kxc

Malware Config

Extracted

Family

vidar

C2

https://t.me/asg7rd

https://steamcommunity.com/profiles/76561199794498376

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15 Ddg/17.6

Targets

    • Target

      sgx4824p.exe

    • Size

      1.7MB

    • MD5

      6309329d5a036aacee830839f82c5b2a

    • SHA1

      6862500fdd7e9741ac7b54ee2d7060e5e28d7f52

    • SHA256

      7305c4bb03ec5c017a4297e7e47d7749e56ca5bb56d3d5399a37cd0ae6b3bfd0

    • SHA512

      0f0b56e70d88418bba971d28c42b16534dd16d706d0b9bb9b372b80860ff579eed8c0a3984654933ac5b6717aa34a2bcf6c1a78f6ea45e0953b3a9fcd85737f2

    • SSDEEP

      49152:OgPGoI4XaGI4pipxxgBEX+hlqeMUxQ0LV2D5Rw9KxKUuKyL:O34XaNoq0E+ieMuQ4VYw9Kxc

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks computer location settings

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

    • 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

    • Checks installed software on the system

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

    • Enumerates processes with tasklist

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks