General

  • Target

    310c417a54a1c3f57fd3b4a79b3059eb60ef94adf719cb3c9da983d548184c06

  • Size

    255KB

  • Sample

    221123-zxmxbsea54

  • MD5

    35c100882f155f5bac93e212ab9a70c2

  • SHA1

    0d33935e575bebea630c93183fad932e9ef2dece

  • SHA256

    310c417a54a1c3f57fd3b4a79b3059eb60ef94adf719cb3c9da983d548184c06

  • SHA512

    f9dba104a27237c349ff3a7bac5fd625118eab9e704bf5f85c6a0342f518f2e12c80d0b873b6334a9107b2fabbf3b18ef53ef586f9839b42d49426690a8cabfc

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJ5:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIO

Malware Config

Targets

    • Target

      310c417a54a1c3f57fd3b4a79b3059eb60ef94adf719cb3c9da983d548184c06

    • Size

      255KB

    • MD5

      35c100882f155f5bac93e212ab9a70c2

    • SHA1

      0d33935e575bebea630c93183fad932e9ef2dece

    • SHA256

      310c417a54a1c3f57fd3b4a79b3059eb60ef94adf719cb3c9da983d548184c06

    • SHA512

      f9dba104a27237c349ff3a7bac5fd625118eab9e704bf5f85c6a0342f518f2e12c80d0b873b6334a9107b2fabbf3b18ef53ef586f9839b42d49426690a8cabfc

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJ5:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIO

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Executes dropped EXE

    • 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

    • 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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks