General

  • Target
    2026-07-27_e071ba938964cc4b0d441a4621d71361_cryptbot_icedid_luca-stealer_njrat_stealc
  • Size 116.4MB
  • Sample260727-yg4dpszeqb
  • SHA256 8469ca5ba450e4007c8f6153c5d5c26107c626ce7986695a37f61ae5bba8849f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-07-27_e071ba938964cc4b0d441a4621d71361_cryptbot_icedid_luca-stealer_njrat_stealc
    • Size 116.4MB
    • SHA256 8469ca5ba450e4007c8f6153c5d5c26107c626ce7986695a37f61ae5bba8849f
    • 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 WinLogon for persistence

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender notification settings

    • Modifies security service

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Detects executables containing artifacts associated with disabling Widnows Defender

    • Detects executables embedding registry key / value combination indicative of disabling Windows Defen

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

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

    • Deletes system backups

      Uses wbadmin.exe 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.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Executes a VBScript file via the Windows Script Host.

MITRE ATT&CK Enterprise v16

Tasks