General

  • Target
    x544c7dd3546378c5ce1ebfe873ca95e5c9f1bb6dcb17b0f9f628fb835473a4cb.exe
  • Size 313KB
  • Sample260528-a63ayact2j
  • SHA256 544c7dd3546378c5ce1ebfe873ca95e5c9f1bb6dcb17b0f9f628fb835473a4cb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

C2
  • MVVDnSfWoTkidJVs/+fShA==:12

Attributes
  • Install_directory

    %AppData%

  • install_file

    cmt.exe

  • localhost

    127.0.0.1

Targets

    • Target
      x544c7dd3546378c5ce1ebfe873ca95e5c9f1bb6dcb17b0f9f628fb835473a4cb.exe
    • Size 313KB
    • SHA256 544c7dd3546378c5ce1ebfe873ca95e5c9f1bb6dcb17b0f9f628fb835473a4cb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies security service

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • 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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks