"alchem.exe" is an adware component from www.clickalchemy.com. 
It monitors your browsing behavior and sends information back to its servers. You should remove it from startup.

If you can not remove alchem.exe (because you can not locate it, or it is in use), download Security Task Manager. This program can kill the process, delete or quarantine this file, or just list all security related information about this file and all other running background processes.

Click to Run a Free Malware Scan for the alchem.exe worm

Users Opinions

8 users ask for this file. 2 users rated it as neutral. 5 users rated it as little bit dangerous. 17 users rated it as dangerous. 4 users didn't rate it ("don't know").

All comments about alchem.exe: Adware.ClickAlchemy is a Browser Helper Object (BHO) that connects to various adware sites and download ads.  See also: Link   It affection network in sending and receiving singals , mainly it transfers through TCP/IP Protocal   venky This file and its components are from the transponder twaintech.dll installs  See also: Link   webhelper Found in registry: HKLM\Software\Microsoft\Windows\CurrentVersion\Run. Often found in combination with other adware, such as jixor.exe and a modified msbb.exe   Hans determined to contain a virus - Downloader.Agent.AS - by AVG antivirus.   Dave I can   The latest version of mcAfee can find and remove it   Jarod Norton Antivirus detects it, but can't delete it. It can quarantine it though. I deleted it from the registry.   Antivir Personal Edition plus Ad Aware Se can detectc and remove this file, but when removed it constantly comes back in the same place in documents and settings catalogue   Artur This file is a current risk to users, giving them countless ad's, it is registered as a security risk (Ad-Ware) and is picked up by most virus scanners.   Dan Gainsborough Delete it - fast !   Beaver it's a virus and im having to remove it manually avg wont fix it   Sophos Anti-virus software says it is a trojan and has denied access to this file.   Stan Harden Shows as Downloader.Agent.AS in AVG. I was forced to remove it manually step by step because AVG couldn't remove the file by itself.   i had to remove it in safe mode   Ian Martinez Ah! can't remove it! I got this from stardocK!   Ian If you know more about alchem.exe, share your knowledge and help other users. Security Rating:  --- don't know ---  1 (not dangerous)  2  3 (neutral)  4  5 (dangerous) What do you know about this file: Link for more details: Your Name:

More process information

Is alchem.exe spyware or a virus, trojans, adware or worm? Is there a known alchem.exe error?

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Other Processes

2_0_1browserhelper2.dll alchem.exe belt.exe bridge.dll cmesys.exe gmt.exe istsvc.exe msbb.exe mslaugh.exe mxtarget.dll newdot~2.dll optimize.exe save.exe sp.exe twaintec.dll updmgr.exe winnet.dll wuamgrd.exe wupdater.exe
[alchem.exe in German] [all processes]