General

  • Target

    b425b49996f9b1b701e7a33da13b0982be9d5a0f8d77bf2742d4bc266d1d5fe7

  • Size

    68KB

  • Sample

    221203-wg8bjscc37

  • MD5

    535fb10baee828c673abbee1989ca2fd

  • SHA1

    b37582f8e3247f377f9ee7faac2dc8a6b384b3d8

  • SHA256

    b425b49996f9b1b701e7a33da13b0982be9d5a0f8d77bf2742d4bc266d1d5fe7

  • SHA512

    13f3de04c7a1d857802faa1b67dbc8be40a0b822d8000d244b2dfdddd0ee51107070d8636f8c32448fd784e32e315f60cda099f78341944f7b20635645a5cede

  • SSDEEP

    1536:e/n0QGFS8ahigBBSDUpuEw0uGbjXpm8kRpW1zJaimOBeX01eIFhVnouy8:zS9hRGyuEL1b7cXvQVQX2eo7out

Malware Config

Targets

    • Target

      b425b49996f9b1b701e7a33da13b0982be9d5a0f8d77bf2742d4bc266d1d5fe7

    • Size

      68KB

    • MD5

      535fb10baee828c673abbee1989ca2fd

    • SHA1

      b37582f8e3247f377f9ee7faac2dc8a6b384b3d8

    • SHA256

      b425b49996f9b1b701e7a33da13b0982be9d5a0f8d77bf2742d4bc266d1d5fe7

    • SHA512

      13f3de04c7a1d857802faa1b67dbc8be40a0b822d8000d244b2dfdddd0ee51107070d8636f8c32448fd784e32e315f60cda099f78341944f7b20635645a5cede

    • SSDEEP

      1536:e/n0QGFS8ahigBBSDUpuEw0uGbjXpm8kRpW1zJaimOBeX01eIFhVnouy8:zS9hRGyuEL1b7cXvQVQX2eo7out

    • Modifies firewall policy service

    • Modifies security service

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • UAC bypass

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Sets file execution options in 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.

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks