General

  • Target

    AngryVirus.exe

  • Size

    482KB

  • Sample

    241113-gscaxsxcpq

  • MD5

    85e11c1d67aec0150757e3255d8231b7

  • SHA1

    9167c5ea4a23d59f38e82f128f2b1a2dbbd88cea

  • SHA256

    b6dac480e4c7f15e8de6633ee9b52b3bda0b6b2f1897a76ddb4ab0ffb76b2588

  • SHA512

    a25fcf6c359a00e5671b08dbf91fde79fe14e9720d8d8b4980584fbb32f9bba78a8cc8760e5c504fad894e34df1d2693bd1d161539ad4597df3c50c84c1c5e51

  • SSDEEP

    12288:IJvK+727xaxunsCoFJse5vKNkuCCT3X7t8OP:IJKDAxuPondKNHj7hP

Malware Config

Targets

    • Target

      AngryVirus.exe

    • Size

      482KB

    • MD5

      85e11c1d67aec0150757e3255d8231b7

    • SHA1

      9167c5ea4a23d59f38e82f128f2b1a2dbbd88cea

    • SHA256

      b6dac480e4c7f15e8de6633ee9b52b3bda0b6b2f1897a76ddb4ab0ffb76b2588

    • SHA512

      a25fcf6c359a00e5671b08dbf91fde79fe14e9720d8d8b4980584fbb32f9bba78a8cc8760e5c504fad894e34df1d2693bd1d161539ad4597df3c50c84c1c5e51

    • SSDEEP

      12288:IJvK+727xaxunsCoFJse5vKNkuCCT3X7t8OP:IJKDAxuPondKNHj7hP

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks