General

  • Target
    echoac-scan.exe
  • Size 67KB
  • Sample260705-vpsemahz9l
  • SHA256 e1e51dcf4349e7374bd1ac99511fc44f3b82effbb3a67c4b73080ffc54b87873
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

C2
  • ckwna-2a02-2f01-7c05-c700-39ac-5c45-c497-db77.run.pinggy-free.link:32879

  • :123

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    SecurityHealthService.exe

Targets

    • Target
      echoac-scan.exe
    • Size 67KB
    • SHA256 e1e51dcf4349e7374bd1ac99511fc44f3b82effbb3a67c4b73080ffc54b87873
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v16

Tasks