General

  • Target

    dca7de6bca09a96c53444337904693f2c3400164581be65cbe7235d30e81a739

  • Size

    255KB

  • Sample

    221020-crzydaadcr

  • MD5

    80ef02fa4ac9e0de01ddb1b8ccd84170

  • SHA1

    bcbb7942128951a48111c77116acc38c341beb81

  • SHA256

    dca7de6bca09a96c53444337904693f2c3400164581be65cbe7235d30e81a739

  • SHA512

    e3603cd9af044c0cede8250c4ff8a8ff9d9667ef63a31aa60e25bcdcdedae5f4cb0bdfda73c044aea01e0cb0658fe491d36a5f7923ce43b4f7c5e6622f3fad95

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJb:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIi

Malware Config

Targets

    • Target

      dca7de6bca09a96c53444337904693f2c3400164581be65cbe7235d30e81a739

    • Size

      255KB

    • MD5

      80ef02fa4ac9e0de01ddb1b8ccd84170

    • SHA1

      bcbb7942128951a48111c77116acc38c341beb81

    • SHA256

      dca7de6bca09a96c53444337904693f2c3400164581be65cbe7235d30e81a739

    • SHA512

      e3603cd9af044c0cede8250c4ff8a8ff9d9667ef63a31aa60e25bcdcdedae5f4cb0bdfda73c044aea01e0cb0658fe491d36a5f7923ce43b4f7c5e6622f3fad95

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJb:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIi

    • 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