General

  • Target
    Runtime.exe
  • Size 37KB
  • Sample260808-bwg3paxdrh
  • SHA256 c09ba27f60260aba9653eed7e1128f6c4ea0489bc1aace353f22f9b0e2c7bc59
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • tcp.cloudpub.ru:10217

Mutex
  • LBDPZFYKRgs4pr1Z

Attributes
  • Install_directory

    %AppData%

  • install_file

    RuntimeBroker.exe

  • telegram

    https://api.telegram.org/bot8717513226:AAGV_GQpK8_vZ-L-wAVzMsyUpz5XTwPLVWc/sendMessage?chat_id=8378958939

aes.plain

Targets

    • Target
      Runtime.exe
    • Size 37KB
    • SHA256 c09ba27f60260aba9653eed7e1128f6c4ea0489bc1aace353f22f9b0e2c7bc59
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Adds Run key to start application

    • Drops desktop.ini file(s)

MITRE ATT&CK Enterprise v16

Tasks