General

  • Target

    bc9781962a3ffc4a31a09feaba08e918a601f7679d955f68110c1ab5a9bc6109

  • Size

    255KB

  • Sample

    221127-bwk5caae26

  • MD5

    2920809bfd784638750e0eb501cebddc

  • SHA1

    ad5e4c0ad912475afcfa321b7654ba498344abff

  • SHA256

    bc9781962a3ffc4a31a09feaba08e918a601f7679d955f68110c1ab5a9bc6109

  • SHA512

    6adbc5cdf5bf0c9eb978318a9c5e9dc9fc2b552b7b508fe5a87ddb2f63734826aa1e04833f77c04f9462186fa71e3d6034db81ebb00915f095c8afea87c89d3d

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJI:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIn

Malware Config

Targets

    • Target

      bc9781962a3ffc4a31a09feaba08e918a601f7679d955f68110c1ab5a9bc6109

    • Size

      255KB

    • MD5

      2920809bfd784638750e0eb501cebddc

    • SHA1

      ad5e4c0ad912475afcfa321b7654ba498344abff

    • SHA256

      bc9781962a3ffc4a31a09feaba08e918a601f7679d955f68110c1ab5a9bc6109

    • SHA512

      6adbc5cdf5bf0c9eb978318a9c5e9dc9fc2b552b7b508fe5a87ddb2f63734826aa1e04833f77c04f9462186fa71e3d6034db81ebb00915f095c8afea87c89d3d

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJI:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIn

    • 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