General

  • Target

    2ab614788dc831acbde188b10483635f542ee4eaf9083ead1fec2789b883113b

  • Size

    2.1MB

  • Sample

    221020-z21nzsehh4

  • MD5

    b05f20bc6106a9c7efa2ba7a401872cf

  • SHA1

    5046e33331ede908b68eb24d7ce37689c70890b2

  • SHA256

    2ab614788dc831acbde188b10483635f542ee4eaf9083ead1fec2789b883113b

  • SHA512

    f4d8ba0ffee5bd05fa2e00b6c45c1f2eafeee0a97eee01390904ebef4dcd2ec011b0d2cb544471fc8ce169a0816c8573eade5ccb1d5558620073c241ccdaac42

  • SSDEEP

    49152:VG8/c+58fgvCzzfOdmY7IdPBQXbXDo7qZ4pGOHiCdYHD9G/MaKw8:VMGtv5wY7mEoOZ6GOHviJcMR1

Malware Config

Targets

    • Target

      2ab614788dc831acbde188b10483635f542ee4eaf9083ead1fec2789b883113b

    • Size

      2.1MB

    • MD5

      b05f20bc6106a9c7efa2ba7a401872cf

    • SHA1

      5046e33331ede908b68eb24d7ce37689c70890b2

    • SHA256

      2ab614788dc831acbde188b10483635f542ee4eaf9083ead1fec2789b883113b

    • SHA512

      f4d8ba0ffee5bd05fa2e00b6c45c1f2eafeee0a97eee01390904ebef4dcd2ec011b0d2cb544471fc8ce169a0816c8573eade5ccb1d5558620073c241ccdaac42

    • SSDEEP

      49152:VG8/c+58fgvCzzfOdmY7IdPBQXbXDo7qZ4pGOHiCdYHD9G/MaKw8:VMGtv5wY7mEoOZ6GOHviJcMR1

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Registers COM server for autorun

    • Sets DLL path for service in the registry

    • UPX packed file

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

    • Checks computer location settings

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

    • Loads dropped DLL

    • 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.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks