General

  • Target

    b60779fb424958088a559fdfd6f535c2.exe

  • Size

    350KB

  • Sample

    250228-jhsahawkz4

  • MD5

    b60779fb424958088a559fdfd6f535c2

  • SHA1

    bcea427b20d2f55c6372772668c1d6818c7328c9

  • SHA256

    098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221

  • SHA512

    c17a7781790326579669c2b9ad6f7f9764cf51f44ad11642d268b077ade186563ae53fc5e6e84eb7f563021db00bef9ebd65a8d3fbe7a73e85f70a4caa7d8a7f

  • SSDEEP

    6144:eB2ofI2u6ukzPZnu3eb+JZAZBefgAvVGfvu5fp4Dcl/OMeNfsrjDM:eB2of9uNKPZnu3eqJS+fg4Q+5f2olRen

Malware Config

Extracted

Family

vidar

Botnet

ir7am

C2

https://t.me/l793oy

https://steamcommunity.com/profiles/76561199829660832

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/131.0.0.0 Safari/537.36 OPR/116.0.0.0

Targets

    • Target

      b60779fb424958088a559fdfd6f535c2.exe

    • Size

      350KB

    • MD5

      b60779fb424958088a559fdfd6f535c2

    • SHA1

      bcea427b20d2f55c6372772668c1d6818c7328c9

    • SHA256

      098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221

    • SHA512

      c17a7781790326579669c2b9ad6f7f9764cf51f44ad11642d268b077ade186563ae53fc5e6e84eb7f563021db00bef9ebd65a8d3fbe7a73e85f70a4caa7d8a7f

    • SSDEEP

      6144:eB2ofI2u6ukzPZnu3eb+JZAZBefgAvVGfvu5fp4Dcl/OMeNfsrjDM:eB2of9uNKPZnu3eqJS+fg4Q+5f2olRen

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Uses browser remote debugging

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

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

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

    • 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