Extracted

• • Target
    3NTER.exe
  • Size 1.1MB
  • SHA256 1dcc081671b33b3992e859d1ae4318fdccb0ca6044543f40a144fdf19fef2b3b
  • MD5 accb3d2e39ba1433fc7425417c90b412
  • SHA1 77132ed45bb772faf34a97d977541ab6823ee3d6
  • SHA512 95d834282906f439e34a1a1c0e987db2950290257e8d4adad4ff4114e9fe9c834e3f67b9a30850cec69b05840cbd1de9d0660935ebeacd485ff014c27e2f349f
  • SSDEEP 24576:NXx7q40X1UtGJzuCJj4C5De+d+jyT42J4tpVRvgXJMP0hM:VxG4MiGqCJj55Dt++XJ4tpVRQJMP0hM
  • TLSH
    T15D353369BAEF15ADF16DF93BE581309826B5C027C184E3A7E434B3D1A6C753CC26422D
  • MD5 SHA1 SHA512 SSDEEP TLSH

  Score

  10^/10

  defense_evasion3odiscoveryexecutionasyncratumbralpersistenceratstealer

  • Async RAT payload

    rat

  • Detects Umbral payload

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat

  • Family: Umbral

    Umbral stealer is an open-source modular stealer written in C#.

    stealerumbral

  • Command and Scripting Interpreter: PowerShell

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

    execution

  • Disables one or more Microsoft Defender components

    Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    defense_evasion

  • Checks computer location settings

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

  • Disables automatic submission of suspicious files to Microsoft by Windows Defender

    Uses the Powershell Set-MpPreference cmdlet to prevent Windows Defender from automatically sending files to Microsoft for analysis.

    defense_evasion

  • Executes dropped EXE

  • Looks up external IP address via web service

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

    discovery

  • Suspicious use of NtSetInformationThreadHideFromDebugger

    defense_evasion
  behavioral1behavioral2