| File Name | State | Description |
| A2antispamlsp.dll | V | A-Squared Anti-Spam - http://www.emsisoft.com/en/software/download/ |
| Abcdefgh.dll | M | Trojan.SexSearch-Unknown/LSP - http://www.fileresearchcenter.com/A/ABCDEFGH.DLL-10503.html a/k/a AdWare.Win32.Agent.ci |
| Adlsp.dll | V | Allume (f/k/a Aladdin) Systems Internet Cleanup , http://www.allume.com/win/cleanup/index.html |
| Aelupsvc32.dll | M | Rogoo Hijacker (Chinese) |
| Agbfilt.dll | V | Antiy Ghostbusters security utility , http://www.antiy.net |
| Aklsp.dll | M | Virtumundo / AdKnowledge |
| Antiyfilter.dll | V | Antiy Ghostbusters security utility - http://www.antiy.net |
| Anywall3.dll | U | Related to an unidentified firewall, possibly something called Incops3? |
| Ao2lsp.dll | V | AdsOff 2 Ad Filter (no longer supported) , http://www.pcworld.com/downloads/file_description/0,fid,6182,00.asp |
| Aolsp.dll | U | Older version of AdsOff Ad Filter (no longer supported)?, http://www.pcworld.com/downloads/file_description/0,fid,6182,00.asp |
| Aphish.dll | V | Phishing Sweeper anti-phishing software - http://www.malwareremover.com/phishingsweeper.html |
| Aplsp.dll | M | AdPartner adware , http://www.pestpatrol.com/pestinfo/a/adpartner.asp |
| Apptoport.dll (1)* | V | WyvernWorks Firewall - http://www.wyvernworks.com/firewall.html |
| Apptoport.dll (2)* | M | (See previous entry) Added by "rogue" anti-spyware programs - BPS Spyware & Adware Remover, Adwareremovergold, and possibly others |
| Asdns.dll | V | Aventail Corporation VPN , http://www.aventail.com |
| Asiclayer.dll | M | EAnthology/StopSign Acceleration Software , http://www.pestpatrol.com/PestInfo/S/StopSign.asp |
| Aslsp.dll | V | Aventail Corporation VPN , http://www.aventail.com |
| Asnsp.dll | V | Aventail Corporation VPN , http://www.aventail.com |
| Avgfwafu.dll | V | AVG Antivirus Plus Firewall - http://www.grisoft.de/doc/AvgPlusFw/lng/us/tpl/tpl01 |
| Avmail.dll | U | Possibly related to a version of WinAntivirus, a "rogue" antivirus program that uses deceptive techniques to encourage purchase. See Mailscan.dll entry for further details on WinAntivirus. |
| Avsda.dll | V | AntiVir Antivirus related , http://www.hbedv.com/en |
