General

  • Target

    InFraSpoof_1.7.exe

  • Size

    76KB

  • Sample

    241216-sdzcpatjd1

  • MD5

    e307df7847c4216e4ef732cad5942aef

  • SHA1

    1c1bd89900f42518a216a071e419072180d4aa6e

  • SHA256

    b5435d7d97ccf5c23e58a8ac55eee959fcf5553efc26ed477e4a1c28134e0be0

  • SHA512

    8aade898c1f181470847382e59a531ac748f68b45d53c2e1c42f538bbeca37b0b19209cacb67f87df757ad5a63d92ca0c3d2bbd0fb752933f9e69cc56d2088f7

  • SSDEEP

    1536:EEq0oOF0j2FXzCRZbAFnqg0FX2bHwLX1XD6E6XOdCKgSe6u4v:EKoOCk+j0FnqFmbHwLFz6xOoKTe6Pv

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:32848

147.185.221.24:32848

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    Runtime Broker.exe

Targets

    • Target

      InFraSpoof_1.7.exe

    • Size

      76KB

    • MD5

      e307df7847c4216e4ef732cad5942aef

    • SHA1

      1c1bd89900f42518a216a071e419072180d4aa6e

    • SHA256

      b5435d7d97ccf5c23e58a8ac55eee959fcf5553efc26ed477e4a1c28134e0be0

    • SHA512

      8aade898c1f181470847382e59a531ac748f68b45d53c2e1c42f538bbeca37b0b19209cacb67f87df757ad5a63d92ca0c3d2bbd0fb752933f9e69cc56d2088f7

    • SSDEEP

      1536:EEq0oOF0j2FXzCRZbAFnqg0FX2bHwLX1XD6E6XOdCKgSe6u4v:EKoOCk+j0FnqFmbHwLFz6xOoKTe6Pv

    • Detect Xworm Payload

    • XenArmor Suite

      XenArmor is as suite of password recovery tools for various application.

    • Xenarmor family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

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

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks