General

  • Target

    f2c0035bf316074b27a9f1d25aea8b1cabe8f3e6df095c57a887a3240d901597

  • Size

    255KB

  • Sample

    221123-zs963adg29

  • MD5

    f4d3f954189b9d191004915af815be58

  • SHA1

    8eb837c23963c44dc927cacfc0cc42c99d812f86

  • SHA256

    f2c0035bf316074b27a9f1d25aea8b1cabe8f3e6df095c57a887a3240d901597

  • SHA512

    6048b253887d6eae73388d360551451b0308d9f63d3e3dad8fdf7a8eb06ea9e6da957da4a15937a660d3aff74283b7483c572214003371eb5c5190bb6b24f862

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJU:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIl

Malware Config

Targets

    • Target

      f2c0035bf316074b27a9f1d25aea8b1cabe8f3e6df095c57a887a3240d901597

    • Size

      255KB

    • MD5

      f4d3f954189b9d191004915af815be58

    • SHA1

      8eb837c23963c44dc927cacfc0cc42c99d812f86

    • SHA256

      f2c0035bf316074b27a9f1d25aea8b1cabe8f3e6df095c57a887a3240d901597

    • SHA512

      6048b253887d6eae73388d360551451b0308d9f63d3e3dad8fdf7a8eb06ea9e6da957da4a15937a660d3aff74283b7483c572214003371eb5c5190bb6b24f862

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJU:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIl

    • 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