The Complete Guide to Removing Malware from Windows (2025 Edition)

Malware infections aren’t as common as they used to be, thanks to Windows Defender and improved security in Windows 10/11. However, malicious software can still slip through—whether it’s adware, spyware, ransomware, or browser hijackers.

In this guide, we’ll walk through a professional malware removal process, including:
Identifying suspicious programs
Best free malware scanners
Manual cleanup with advanced tools
Preventing future infections


Step 1: Check for Suspicious Programs

Before running scanners, manually inspect your system for malware:

1. Check Installed Programs

  • Open Control PanelUninstall a program
  • Look for:
  • Unknown “antivirus” programs
  • Driver updaters (often fake)
  • Remote desktop tools (if you didn’t install them)
  • Sort by “Installed On” date to spot recent infections.

2. Inspect Running Processes

  • Open Task Manager (Ctrl + Shift + Esc)
  • Check for:
  • High CPU/memory usage from unknown apps
  • Multiple browser processes when no browser is open
  • Right-click suspicious processes → Search online to verify.

3. Use Process Explorer (Advanced)

  • Download Process Explorer (Microsoft Sysinternals)
  • Run as Administrator
  • Enable VirusTotal integration (Options → VirusTotal → Check VirusTotal.com)
  • This scans running processes against 70+ antivirus databases.

Step 2: Run Malware Scanners

1. AdwCleaner (by Malwarebytes)

  • Download AdwCleaner
  • Scans for adware, PUPs (Potentially Unwanted Programs), and browser hijackers.
  • Click Scan NowQuarantine detected items.

2. HitmanPro

  • Download HitmanPro
  • Uses cloud-based scanning for real-time threat detection.
  • Free version allows manual removal (or activate trial for automatic cleanup).

3. RogueKiller

  • Download RogueKiller
  • Detects rootkits, ransomware, and persistent malware.
  • Run a Full Scan (ignore ads for premium version).

4. Malwarebytes (Essential)

  • Download Malwarebytes
  • Install → Run Threat Scan → Quarantine threats.
  • Uninstall afterward (to avoid pop-up ads).

Step 3: Manual Deep Clean with Autoruns

Some malware hides from scanners. Autoruns (Microsoft Sysinternals) reveals everything launching with Windows:

  1. Download Autoruns
  2. Run as Administrator
  3. Enable VirusTotal checks (Options → Scan Options → Check VirusTotal.com)
  4. Review entries:
  • Red items = Unsigned (potentially malicious)
  • Yellow items = Orphaned registry entries (possible rootkit traces)
  1. Uncheck suspicious startups → Reboot.

Step 4: Prevent Future Infections

Keep Windows & software updated
Use an ad-blocker (uBlock Origin)
Avoid pirated software & shady downloads
Enable Windows Defender Real-Time Protection


Tags

Malware Removal, Windows Security, Virus Scan, Adware Removal, Spyware, RogueKiller, Autoruns

Hashtags

#MalwareRemoval #WindowsSecurity #VirusScan #TechGuide #CyberSecurity

Disclaimer:

  • Always back up important files before malware removal.
  • Some malware may require a full Windows reinstall if deeply embedded.
  • This guide is for educational purposes—use at your own risk.
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Rakesh Bhardwaj

Rakesh Bhardwaj is a seasoned editor and designer with over 15 years of experience in the creative industry. He specializes in crafting visually compelling and professionally polished content, blending precision with creativity. Whether refining written work or designing impactful visuals, Rakesh brings a deep understanding of layout, typography, and narrative flow to every project he undertakes.

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