General

  • Target

    Capture48.PNG

  • Size

    1.0MB

  • Sample

    240526-kpnrbsde87

  • MD5

    93bb18bb71152daee0eac92889c461d9

  • SHA1

    f6a1e09cdd34f1fcab6ad7b411498def241eb55c

  • SHA256

    36ade5fcd549711465e810ae21da6cb2e892fea2f03eb9622c361fc3f8484c9c

  • SHA512

    017c2dd32f2e516f4162541eae96bc33cd7e3ee72f316c616743d620a3177c98dd0268b6df7c49a83b73c53d4d1339b5432b301334197a361850e356c63baab8

  • SSDEEP

    24576:Kr/UBPTG7sD8SGAyp9b1aK0K0y6XcvopWQoqMYtsL9:KLU5TUsD8PfpzsKZ7Qu8sL9

Malware Config

Targets

    • Target

      Capture48.PNG

    • Size

      1.0MB

    • MD5

      93bb18bb71152daee0eac92889c461d9

    • SHA1

      f6a1e09cdd34f1fcab6ad7b411498def241eb55c

    • SHA256

      36ade5fcd549711465e810ae21da6cb2e892fea2f03eb9622c361fc3f8484c9c

    • SHA512

      017c2dd32f2e516f4162541eae96bc33cd7e3ee72f316c616743d620a3177c98dd0268b6df7c49a83b73c53d4d1339b5432b301334197a361850e356c63baab8

    • SSDEEP

      24576:Kr/UBPTG7sD8SGAyp9b1aK0K0y6XcvopWQoqMYtsL9:KLU5TUsD8PfpzsKZ7Qu8sL9

    • Downloads MZ/PE file

    • Sets file execution options in registry

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Registers COM server for autorun

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

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

    • Writes to the Master Boot Record (MBR)

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

MITRE ATT&CK Enterprise v15

Tasks