General

  • Target
    1442.exe
  • Size 28KB
  • Sample260509-aev3jsfy3s
  • SHA256 c7ca8ab7360335abfd24c031a3e6eca9f2241e650ffad3caae0e361a5769714c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 3.0

C2
  • lmfao1337.ddns.net:1337

Mutex
  • UiR5OIZFhVEO2o6k

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

aes.plain

Targets

    • Target
      1442.exe
    • Size 28KB
    • SHA256 c7ca8ab7360335abfd24c031a3e6eca9f2241e650ffad3caae0e361a5769714c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • 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

    • Enumerates connected drives

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Modifies WinLogon

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v16

Tasks