General

  • Target

    SecuriteInfo.com.Win32.MalwareX-gen.8690.29614.exe

  • Size

    283KB

  • Sample

    240916-1bwg1s1amd

  • MD5

    ad94d95684e998e00b4fb62806feec0f

  • SHA1

    e083a7fa2b3eaf930cb3eda5e4b6345bd516438f

  • SHA256

    7f69b755604b2ba054290d816326a1f8f6ae1a10c460f1a94da936d017ebaac7

  • SHA512

    7b4cd256a6205df6b007a5d47b07a34d80651df271742e2758fc225c0e3a6027674a7cb8bef7041680aba254a17eb531e0312b56ed4cd15084096bcf296903a2

  • SSDEEP

    6144:RQB/lK2qglRw5Mv2wGP3StkVwQHjSQdRCPCPO3216zEO:Rc8GPgecatkDKGIzEO

Malware Config

Extracted

Family

vidar

C2

https://t.me/fneogr

https://t.me/edm0d

https://steamcommunity.com/profiles/76561199768374681

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0

Targets

    • Target

      SecuriteInfo.com.Win32.MalwareX-gen.8690.29614.exe

    • Size

      283KB

    • MD5

      ad94d95684e998e00b4fb62806feec0f

    • SHA1

      e083a7fa2b3eaf930cb3eda5e4b6345bd516438f

    • SHA256

      7f69b755604b2ba054290d816326a1f8f6ae1a10c460f1a94da936d017ebaac7

    • SHA512

      7b4cd256a6205df6b007a5d47b07a34d80651df271742e2758fc225c0e3a6027674a7cb8bef7041680aba254a17eb531e0312b56ed4cd15084096bcf296903a2

    • SSDEEP

      6144:RQB/lK2qglRw5Mv2wGP3StkVwQHjSQdRCPCPO3216zEO:Rc8GPgecatkDKGIzEO

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks