General

  • Target

    https://filecr.com/windows/paragon-apfs

  • Sample

    230928-2tqvxseg3z

Malware Config

Targets

    • Target

      https://filecr.com/windows/paragon-apfs

    • Bazar Loader

      Detected loader normally used to deploy BazarBackdoor malware.

    • Bazar/Team9 Loader payload

    • Blocklisted process makes network request

    • Drops file in Drivers directory

    • Modifies Installed Components in the registry

    • Modifies RDP port number used by Windows

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • 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

    • Checks installed software on the system

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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

    • 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