Microsoft Malware Protection Center (MMPC) is now Windows Defender Security Intelligence (WDSI). Watch out for even more info about threats and protecting you and your Windows computer.
Alert level: Medium Detected with Windows Defender Antivirus
Also detected as: Troj/Keygen (Sophos) Crack (VirusBuster) not-a-virus:Keygen (Kaspersky) CRCK_KEYGEN (Trend Micro)
Windows Defender detects and removes this threat.
This tool generates software keys.
Malware is often installed along with this tool. Microsoft security software finds malware on more than half of the PCs where we detect this tool.
You can read more about Win32/Keygen in Volume 13 of the Security Intelligence Report.