Resubmissions

11/10/2022, 18:07

221011-wqkxlsghek 10

11/10/2022, 18:00

221011-wln4gaggam 8

11/10/2022, 17:59

221011-wk2ceagde5 1

08/10/2022, 17:44

221008-wbcmpafbc4 8

08/10/2022, 17:15

221008-vss6bsfaf8 8

General

  • Target

    http://we.tl/t-dIsTXRtNmc

  • Sample

    221011-wqkxlsghek

Malware Config

Targets

    • Target

      http://we.tl/t-dIsTXRtNmc

    • Modifies system executable filetype association

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Registers COM server for autorun

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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.

    • Drops desktop.ini file(s)

MITRE ATT&CK Enterprise v6

Tasks