General

  • Target

    file.exe

  • Size

    292KB

  • Sample

    240917-ng5awszfla

  • MD5

    26e1bcdecaa337ee8e8b3694603c803f

  • SHA1

    4d489fc1eb967acc177cdc5ff7cdd77dac3020d4

  • SHA256

    44408030fc2d6ab0d35a060e03f750a4d53dd9045debd1c189da636d07e86147

  • SHA512

    7c606989961c028555e27bb85658f7bc94d362f20b17702675eb24cb8a05ba0d52fa525e28ea74265d437ec3d09799481882fedbb987fc04edd5aafbfcdf623f

  • SSDEEP

    6144:O/U+c8P+Iwx+Sp66wGPJJNwK0LTyib+2VvW5EO:Os/9Jp6SBw7LTyiLW5EO

Malware Config

Extracted

Family

vidar

C2

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

      file.exe

    • Size

      292KB

    • MD5

      26e1bcdecaa337ee8e8b3694603c803f

    • SHA1

      4d489fc1eb967acc177cdc5ff7cdd77dac3020d4

    • SHA256

      44408030fc2d6ab0d35a060e03f750a4d53dd9045debd1c189da636d07e86147

    • SHA512

      7c606989961c028555e27bb85658f7bc94d362f20b17702675eb24cb8a05ba0d52fa525e28ea74265d437ec3d09799481882fedbb987fc04edd5aafbfcdf623f

    • SSDEEP

      6144:O/U+c8P+Iwx+Sp66wGPJJNwK0LTyib+2VvW5EO:Os/9Jp6SBw7LTyiLW5EO

    • 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