General

  • Target

    105244349c43c27154a1bc6d0285449553b0a394b104fb66f46c2a9d381b8261N.exe

  • Size

    8.7MB

  • Sample

    241203-rdlwxsylbw

  • MD5

    09874a17f4cdb391487b984bbd2a11f0

  • SHA1

    7da44c21f671cd6aba8b928cce9d2e3663176c2e

  • SHA256

    105244349c43c27154a1bc6d0285449553b0a394b104fb66f46c2a9d381b8261

  • SHA512

    7cf83ac99eb4b02ff6df444e9567fb5a4d6fa3de8c53e9eca43e5d3e1720281a88af508546a6c07c1ba29c16c8e40ae2afd78727bcd837e04ce731633f43e786

  • SSDEEP

    196608:eDq9xBWOQiznaMYaaSDaJThbnFG3gOn4e11bUNhOsOqBOxda7Zi:kq96OQizaMAbThR6gC4ShPFqM87Zi

Malware Config

Targets

    • Target

      105244349c43c27154a1bc6d0285449553b0a394b104fb66f46c2a9d381b8261N.exe

    • Size

      8.7MB

    • MD5

      09874a17f4cdb391487b984bbd2a11f0

    • SHA1

      7da44c21f671cd6aba8b928cce9d2e3663176c2e

    • SHA256

      105244349c43c27154a1bc6d0285449553b0a394b104fb66f46c2a9d381b8261

    • SHA512

      7cf83ac99eb4b02ff6df444e9567fb5a4d6fa3de8c53e9eca43e5d3e1720281a88af508546a6c07c1ba29c16c8e40ae2afd78727bcd837e04ce731633f43e786

    • SSDEEP

      196608:eDq9xBWOQiznaMYaaSDaJThbnFG3gOn4e11bUNhOsOqBOxda7Zi:kq96OQizaMAbThR6gC4ShPFqM87Zi

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • Vjw0rm family

    • Blocklisted process makes network request

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

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

    • Drops startup file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks