General

  • Target

    sample

  • Size

    83KB

  • Sample

    240525-2kljvadf57

  • MD5

    52d2d4c3d71def92ea1e52b4e1650de5

  • SHA1

    056daba170c41eebebe2d8099aff204ee60a8a06

  • SHA256

    c76f9ca0a66529d27d073903be2476fcce1d304c9e345723c42eda188ce5af69

  • SHA512

    524c2137b9b358ca060bd64744254a3a6c08b841831ff25806bcedce519b6a1d7fd6ddc8aad89a11c15931245db4f13eb253b85584c9d98d3e20cd421d276fec

  • SSDEEP

    1536:fqcEYq4NOFYLIjfN08KQkeSVN0Nts6tXPl2XKsYR+:CcEYqmOJfhtXtnp+

Malware Config

Targets

    • Target

      sample

    • Size

      83KB

    • MD5

      52d2d4c3d71def92ea1e52b4e1650de5

    • SHA1

      056daba170c41eebebe2d8099aff204ee60a8a06

    • SHA256

      c76f9ca0a66529d27d073903be2476fcce1d304c9e345723c42eda188ce5af69

    • SHA512

      524c2137b9b358ca060bd64744254a3a6c08b841831ff25806bcedce519b6a1d7fd6ddc8aad89a11c15931245db4f13eb253b85584c9d98d3e20cd421d276fec

    • SSDEEP

      1536:fqcEYq4NOFYLIjfN08KQkeSVN0Nts6tXPl2XKsYR+:CcEYqmOJfhtXtnp+

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • 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

    • 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.

    • Checks whether UAC is enabled

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Checks system information in the registry

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

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks