Resubmissions

25-05-2024 07:32

240525-jcy6vsaf43 10

25-05-2024 07:22

240525-h7ev2aad3w 10

25-05-2024 07:15

240525-h3nx5sac5y 8

25-05-2024 07:05

240525-hwh4baab2t 7

General

  • Target

    http://pixeldrain.com/u/QEeXR3cT

  • Sample

    240525-h7ev2aad3w

Malware Config

Targets

    • Target

      http://pixeldrain.com/u/QEeXR3cT

    • Modifies WinLogon for persistence

    • Windows security bypass

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Enumerates VirtualBox registry keys

    • Disables RegEdit via registry modification

    • Drops file in Drivers directory

    • Sets file execution options in registry

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • 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.

    • UPX packed file

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

    • Windows security modification

    • 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.

    • Enumerates connected drives

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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks