Threat Database Hacktool PUP.Keygen.S

PUP.Keygen.S

By CagedTech in Hacktool
Published:
Last updated:

Threat Scorecard

Threat Level: 50 % (Medium)
Infected Computers: 100
First Seen: October 3, 2011
Last Seen: October 24, 2025
OS(es) Affected: Windows

The detection of PUP.Keygen.S on your system indicates the presence of a potentially unwanted program (PUP) that may be causing issues with your computer's performance and security. It is essential to understand the nature of this threat and take appropriate steps to remove it and prevent future infections.

What Is PUP.Keygen.S?

PUP.Keygen.S is a type of potentially unwanted program that may have been installed on your system without your knowledge or consent. PUPs are software applications that may not be malicious in nature but can still cause problems with your computer's performance, stability, and security. They often come bundled with other software or are downloaded from untrusted sources.

How PUP.Keygen.S Operates

PUP.Keygen.S, like other PUPs, may operate by collecting user data, displaying unwanted advertisements, or modifying system settings without permission. It may also consume system resources, slowing down your computer and potentially causing crashes or freezes. In some cases, PUPs can also serve as a conduit for more malicious software, such as viruses or Trojans, to gain access to your system.

Symptoms of Infection

If your system is infected with PUP.Keygen.S, you may experience a range of symptoms, including slow system performance, unwanted pop-ups or advertisements, and changes to your browser settings or homepage. You may also notice unfamiliar programs or icons on your desktop or taskbar. In some cases, you may not notice any symptoms at all, which is why regular system scans and monitoring are essential for detecting and removing PUPs.

  • Unwanted changes to browser settings or homepage
  • Slow system performance or crashes
  • Unfamiliar programs or icons on the desktop or taskbar
  • Unwanted pop-ups or advertisements

How to Remove PUP.Keygen.S

  1. Boot your system in Safe Mode with Networking to prevent the PUP from loading and to allow for easier removal
  2. Use a reputable anti-malware tool, such as SpyHunter, to perform a full system scan and detect any malicious or unwanted software
  3. Uninstall any suspicious programs or applications that may be related to the PUP
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any unwanted extensions or add-ons
  5. Reboot your system and perform another full scan to ensure that the PUP has been completely removed

Conclusion

Removing PUP.Keygen.S from your system is crucial to preventing potential security risks and performance issues. By following the steps outlined above, you can help ensure that your system is free from this and other potentially unwanted programs. It is also essential to practice safe computing habits, such as regularly updating your operating system and software, using reputable anti-virus software, and being cautious when downloading software or clicking on links from untrusted sources. By taking these precautions, you can help protect your system and your personal data from potential threats.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
Panda Generic Malware
AVG BackDoor.Generic14.ASXC
Fortinet W32/Malware_fam.NB
Ikarus Backdoor.Win32.Tofsee
AhnLab-V3 Worm/Win32.Kolab
Microsoft VirTool:Win32/CeeInject.gen!FQ
Antiy-AVL Worm/Win32.Kolab.gen
AntiVir TR/Agent.208896
Comodo TrojWare.Win32.Trojan.Agent.Gen
Sophos Mal/Kolab-F
BitDefender Trojan.Generic.KDV.361593
Kaspersky Net-Worm.Win32.Kolab.awcx
eSafe Win32.Injector.Jhi
Avast Win32:Dropper-IIR [Drp]
Symantec W32.Ircbrute

File System Details

PUP.Keygen.S may create the following file(s):
# File Name MD5 Detections
1. wmphct32.exe 686443d2808d43eb8dcecb6ecb13d1c6 2