General

  • Target
    508bf2d66918746d8670a9fdd20ebf3b50ea43ecaf108bd5b27b122f415a326f
  • Size 1.2MB
  • Sample261111-l4deksgs5x
  • SHA256 508bf2d66918746d8670a9fdd20ebf3b50ea43ecaf108bd5b27b122f415a326f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      508bf2d66918746d8670a9fdd20ebf3b50ea43ecaf108bd5b27b122f415a326f
    • Size 1.2MB
    • SHA256 508bf2d66918746d8670a9fdd20ebf3b50ea43ecaf108bd5b27b122f415a326f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies security service

    • Turns off Windows Defender SpyNet reporting

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Disables one or more Microsoft Defender components

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

    • Possible privilege escalation attempt

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Modifies file permissions

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Enumerates connected drives

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

    • Modifies Security services

      Modifies the startup behavior of a security service.

    • Network Share Discovery

      Attempt to gather information on host network.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

MITRE ATT&CK Enterprise v16

Tasks