TrojanDownloader:Win32/VB is a detection covering numerous variations of trojans that may download and execute arbitrary files or otherwise malicious programs from remote Web sites to an affected machine.

Virus:Win32/VB.BG is an appending virus that infects EXE files. It also modifies system settings in order to hide its copies.

PWS:Win32/Ldpinch.VB is a member of Win32/Ldpinch - a family of trojans that steals sensitive information from affected machines and sends it to a remote attacker. In particular, Ldpinch variants target passwords for a comprehensive selection of FTP, chat and e-mail clients, as well as those stored by browsers and in protected storage.

Trojan:Win32/VB.AFR is the detection for a trojan that connects to a certain website to download a configuration file. It downloads and executes other files based on the contents of its downloaded configuration file.

TrojanDropper:Win32/VB.DY is a trojan written in Visual Basic (VB), that embeds other malicious components by encrypting them inside its code. Its objective is to hide the embedded malicious component and avoid its detection and removal by antivirus solutions.

TrojanDownloader:Win32/VB.TL is a trojan that attempts to download and execute other malware detected as TrojanSpy:Win32/Banker.ACM.

TrojanSpy:Win32/VB.LA is a trojan that logs keystrokes and sends the information to a remote server.

PWS:Win32/VB.DD is a trojan that attempts to steal system information and passwords from known applications.

Trojan:Win32/VB.XR is a malicious program that is unable to spread of its own accord. It may perform a number of actions of an attacker's choice on an affected machine.

TrojanClicker:Win32/VB.CW is a trojan that connects to a remote server to increase the page view (PV) count for a certain HTML page.

Backdoor:Win32/VB.CCK is a backdoor trojan that allows unauthorized access to an affected machine. This trojan could be instructed by a remote attacker to download and execute arbitrary files.

Worm:Win32/Vobfus.VB is a member of Win32/Vobfus - a family of worms that spreads via network drives and removable drives. It may also download and execute arbitrary files.

This threat has been renamed to Worm:Win32/Visal.B.

TrojanSpy:Win32/VB.DQ is a trojan that modifies Internet browser security settings and also attempts to communicate with a remote server named "perfectexe.com".