General

  • Target

    f67b2ffda31c1bc72d891b1cd6e1e417091aeb0bdf09f9754258dfc55a6ea56e

  • Size

    255KB

  • Sample

    221127-bvhyladh31

  • MD5

    36368bf2cbfc941afd0d8c17ff28b519

  • SHA1

    75252254b166fc6f766638f238e042946386232b

  • SHA256

    f67b2ffda31c1bc72d891b1cd6e1e417091aeb0bdf09f9754258dfc55a6ea56e

  • SHA512

    cf1753c69e79249da0cdd443843f4e2e0305c8ea08ec6b1732b3aceb483b278f408577d627d4e1f43430ddd2ebf2c48b880e935a4d31cef830f602410d84619c

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJC:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIL

Malware Config

Targets

    • Target

      f67b2ffda31c1bc72d891b1cd6e1e417091aeb0bdf09f9754258dfc55a6ea56e

    • Size

      255KB

    • MD5

      36368bf2cbfc941afd0d8c17ff28b519

    • SHA1

      75252254b166fc6f766638f238e042946386232b

    • SHA256

      f67b2ffda31c1bc72d891b1cd6e1e417091aeb0bdf09f9754258dfc55a6ea56e

    • SHA512

      cf1753c69e79249da0cdd443843f4e2e0305c8ea08ec6b1732b3aceb483b278f408577d627d4e1f43430ddd2ebf2c48b880e935a4d31cef830f602410d84619c

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJC: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