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General

  • Target

    a1a16334aabecd72c2d43bd7c1a27c45841e11624d25125f3ade0a5b2c2d543b

  • Size

    654KB

  • Sample

    221029-kjhm5aabgj

  • MD5

    d271734f425ec2ba4e1018ff5ffa8343

  • SHA1

    a351d795076e068d320d2dc49a6f231e0429947a

  • SHA256

    a1a16334aabecd72c2d43bd7c1a27c45841e11624d25125f3ade0a5b2c2d543b

  • SHA512

    9e408addce17fca7149788a61e23d35a49c13a1ac4f3c8a56f95606d0c36fc66cbc78de30126d3935e61bf03b5600417183bce6c753e204ce55c370784213e22

  • SSDEEP

    3072:TfTflRNjzPF5OncVbrCVru0K67rMjb+2:LTfbz5W6bEu0LMjb+2

Malware Config

Targets

    • Target

      a1a16334aabecd72c2d43bd7c1a27c45841e11624d25125f3ade0a5b2c2d543b

    • Size

      654KB

    • MD5

      d271734f425ec2ba4e1018ff5ffa8343

    • SHA1

      a351d795076e068d320d2dc49a6f231e0429947a

    • SHA256

      a1a16334aabecd72c2d43bd7c1a27c45841e11624d25125f3ade0a5b2c2d543b

    • SHA512

      9e408addce17fca7149788a61e23d35a49c13a1ac4f3c8a56f95606d0c36fc66cbc78de30126d3935e61bf03b5600417183bce6c753e204ce55c370784213e22

    • SSDEEP

      3072:TfTflRNjzPF5OncVbrCVru0K67rMjb+2:LTfbz5W6bEu0LMjb+2

    • 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

    • Disables taskbar notifications 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