General

  • Target

    ffeb09f53648dc641fe4b084449ab147848c4dbec72c9e91d481e9735ce81e3a

  • Size

    255KB

  • Sample

    221123-zsys2adf98

  • MD5

    7256c55777e92106d1c44a35bffdc43b

  • SHA1

    721a86b57c7d5e704a59afc189f05b3e8d698cf0

  • SHA256

    ffeb09f53648dc641fe4b084449ab147848c4dbec72c9e91d481e9735ce81e3a

  • SHA512

    f02543d9a495037a747f991929bd9bec1307e35d6f08022dd8e86fc959c385756ead5e53595ebb236ab83af431fa01e17ceb427d727accf8e4ae8bda1e305b2f

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJL:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIg

Malware Config

Targets

    • Target

      ffeb09f53648dc641fe4b084449ab147848c4dbec72c9e91d481e9735ce81e3a

    • Size

      255KB

    • MD5

      7256c55777e92106d1c44a35bffdc43b

    • SHA1

      721a86b57c7d5e704a59afc189f05b3e8d698cf0

    • SHA256

      ffeb09f53648dc641fe4b084449ab147848c4dbec72c9e91d481e9735ce81e3a

    • SHA512

      f02543d9a495037a747f991929bd9bec1307e35d6f08022dd8e86fc959c385756ead5e53595ebb236ab83af431fa01e17ceb427d727accf8e4ae8bda1e305b2f

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJL:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIg

    • 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