Overview

overview

8

Static

static

3

MasonClient.exe

windows10-2004-x64

8

MasonClient.exe

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    MasonClient.exe
  • Size 59KB
  • Sample260804-pjb8kazfkc
  • SHA256 5102f7e298bb920897a9633dd01851f94c256abb62abf8dbd8fff39c75e032d7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
defense_evasionexecutionpersistence

Malware Config

Targets

    • Target
      MasonClient.exe
    • Size 59KB
    • SHA256 5102f7e298bb920897a9633dd01851f94c256abb62abf8dbd8fff39c75e032d7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    defense_evasionexecutionpersistence

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Executes dropped EXE

    • Prevents Microsoft Defender from scanning certain paths by adding an exclusion.

      Uses the Powershell Add-MpPreference cmdlet to exclude paths from being scanned by Microsoft Defender.

      defense_evasion

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks