VirTool:Win32/Prolonc.A is a detection for a malware component that starts another executable after a 5-minute delay has elapsed.

TrojanDropper:Win32/Surldoe.gen!A is a trojan that masquerades as an installer of legitimate software, but also installs malware on a targeted system. It drops and runs two or more files, one of which is usually a clean installer file, whilst the others are malware. It is commonly used to install variants of the Win32/Rbot family, but variants of other malware families have also been observed being installed, including Win32/Vundo, Win32/Matcash, and Win32/Brancud.

Worm:Win32/Nuqel.AE is a worm that spreads via removable drives, shared drives and via messages sent using Yahoo! Messenger. It can terminate certain processes, modify certain system settings and disable registry editing.

Windows Defender detects and removes this threat.

This family of worms can stop some programs from working and download files onto your PC, including other malware.

They spread by copying themselves to network shares and removable drives, such as USB flash drives. They can also spread though instant messages sent via instant messaging clients, such as MSN Messenger. 

Find out ways that malware can get on your PC.  

Windows Defender detects and removes this threat.

This family of hacktools are used to patch or "crack" some software so it will run without a valid license or genuine product key.

Don't run this hacktool as it can be associated with malware or unwanted software.

In the past, we have seen malware on many PCs where hacktools are detected. You can read more in Volume 13 of the Security Intelligence Report.