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General

  • Target

    4b3a839604e32976243d09d622bbb087413df27882d54fd8a77d562b47668321

  • Size

    770KB

  • Sample

    231010-y7sd5abc34

  • MD5

    0d138789c1171223d42b309067fd199e

  • SHA1

    6cddfa49fa66b07a140320e95c436b7f790ec908

  • SHA256

    4b3a839604e32976243d09d622bbb087413df27882d54fd8a77d562b47668321

  • SHA512

    3234b4e9ffe21db502d5ab9d59f9337ab37cce4dfd13265707622d5028e2a9db28ac304b3233c3e080070ef95ea253263bc45a85032c1c17d87f1ccb56b18db6

  • SSDEEP

    24576:O7eit0t9EsyC1XS64DbvYwdzv1n4WwwS6u3sK:O7eimfEsr1X/4wwbn4Wpi

Malware Config

Targets

    • Target

      4b3a839604e32976243d09d622bbb087413df27882d54fd8a77d562b47668321

    • Size

      770KB

    • MD5

      0d138789c1171223d42b309067fd199e

    • SHA1

      6cddfa49fa66b07a140320e95c436b7f790ec908

    • SHA256

      4b3a839604e32976243d09d622bbb087413df27882d54fd8a77d562b47668321

    • SHA512

      3234b4e9ffe21db502d5ab9d59f9337ab37cce4dfd13265707622d5028e2a9db28ac304b3233c3e080070ef95ea253263bc45a85032c1c17d87f1ccb56b18db6

    • SSDEEP

      24576:O7eit0t9EsyC1XS64DbvYwdzv1n4WwwS6u3sK:O7eimfEsr1X/4wwbn4Wpi

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Sets file execution options in registry

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Registers COM server for autorun

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks