General

  • Target

    Patch Professional.exe

  • Size

    92KB

  • Sample

    240203-x8zddsgff3

  • MD5

    cd413b74c3e28583f6e55054a5a951aa

  • SHA1

    fc05e2b575af334a130e136b23192e729c4f904f

  • SHA256

    014debdd2c64388d46996a2fb3734f89593af1c6643e3902b83e46323388d408

  • SHA512

    c1352b14e9c4e6818ec68a3fdcbae43028ccb0a37e4a2f32c3b10856300676233132f9db3fb544dda783199d281c5b87df0853e20547990a874df45202ac31d8

  • SSDEEP

    1536:zi4iekw62derNaFOmd9excKkGbVAK5/j/5J/lILTWHzsiAgAF:Oekw6dAFBd9excKkMV9D5J/lI3WHzsxT

Malware Config

Targets

    • Target

      Patch Professional.exe

    • Size

      92KB

    • MD5

      cd413b74c3e28583f6e55054a5a951aa

    • SHA1

      fc05e2b575af334a130e136b23192e729c4f904f

    • SHA256

      014debdd2c64388d46996a2fb3734f89593af1c6643e3902b83e46323388d408

    • SHA512

      c1352b14e9c4e6818ec68a3fdcbae43028ccb0a37e4a2f32c3b10856300676233132f9db3fb544dda783199d281c5b87df0853e20547990a874df45202ac31d8

    • SSDEEP

      1536:zi4iekw62derNaFOmd9excKkGbVAK5/j/5J/lILTWHzsiAgAF:Oekw6dAFBd9excKkMV9D5J/lI3WHzsxT

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Registers COM server for autorun

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks