General

  • Target

    31feae8b489e47dc70a2b42fa51cd768ceafefd3971dc81289560a1b9161d0f7

  • Size

    529KB

  • Sample

    240403-yres4abf29

  • MD5

    2986a5025c3e1bcc210c6455b72fdb70

  • SHA1

    f6461838d3e9ee1c75f7ab87d4a82f5cd5d29a00

  • SHA256

    31feae8b489e47dc70a2b42fa51cd768ceafefd3971dc81289560a1b9161d0f7

  • SHA512

    9126948af94e77b071444936539f0c0d72d3ebd90789d11f34328009991299c5654934b75c7c36e0e06c37c26c598311a91a43c42220b6c644257f24bc44cb3f

  • SSDEEP

    12288:xEQoS+qhIJGF57E9BsxlsjOG/8rGClGtEy+KEMp:xnIU5g9BsxWV+GClvjK3

Malware Config

Targets

    • Target

      31feae8b489e47dc70a2b42fa51cd768ceafefd3971dc81289560a1b9161d0f7

    • Size

      529KB

    • MD5

      2986a5025c3e1bcc210c6455b72fdb70

    • SHA1

      f6461838d3e9ee1c75f7ab87d4a82f5cd5d29a00

    • SHA256

      31feae8b489e47dc70a2b42fa51cd768ceafefd3971dc81289560a1b9161d0f7

    • SHA512

      9126948af94e77b071444936539f0c0d72d3ebd90789d11f34328009991299c5654934b75c7c36e0e06c37c26c598311a91a43c42220b6c644257f24bc44cb3f

    • SSDEEP

      12288:xEQoS+qhIJGF57E9BsxlsjOG/8rGClGtEy+KEMp:xnIU5g9BsxWV+GClvjK3

    • Detects executables containing possible sandbox analysis VM usernames

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • UPX packed file

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

    • Adds Run key to start application

    • 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