Overview

overview

10

Static

static

10

UpdateWindows.exe

windows10-2004-x64

8

UpdateWindows.exe

windows11-21h2-x64

8

Sharing

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General

  • Target
    UpdateWindows.exe
  • Size 10.7MB
  • Sample260519-1cldfaft9n
  • SHA256 110d2c18f3b988d7a90b0b2eb2bd6171c07a0d72e9fcf8811ec2fb85b308144f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
blankgrabberdefense_evasiondiscoveryexecutionstealerupx

Malware Config

Targets

    • Target
      UpdateWindows.exe
    • Size 10.7MB
    • SHA256 110d2c18f3b988d7a90b0b2eb2bd6171c07a0d72e9fcf8811ec2fb85b308144f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    defense_evasiondiscoveryexecutionupx

    • 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

    • Loads dropped DLL

    • Looks up external IP address via web service

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

    • Enumerates processes with tasklist

      discovery

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks