Isass.exe

Hi,

Lsass.exe is a Windows System File

Isass.exe is often a trojan with an I that tries to appear as if the I were a lower case L  or  l .

lsass.exe or isass.exe - virus or system file?
http://www.softwarepatch.com/tips/isass.html

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If you suspect malware use the below to do a thorough job. Remember no one program can detect or remove
all malware. Added that easy to detect malware is often accompanied by mh hard to detect and remove payloads.

These can be done in Safe Mode - repeatedly tap F8 as you boot however you should also run them in
regular Windows when you can.

Download malwarebytes and scan with it, run MRT, and add Prevx to be sure it is gone. (If Rootkits run UnHackMe)

Download - SAVE - go to where you put it - Right Click on it - RUN AS ADMIN

Malwarebytes - free
http://www.malwarebytes.org/

Run the Microsoft Malicious Removal Tool

Start - type in Search box -> MRT  find at top of list - Right Click on it - RUN AS ADMIN.

You should be getting this tool and its updates via Windows Updates - if needed you can download it here.

Download - SAVE - go to where you put it - Right Click on it - RUN AS ADMIN
(Then run MRT as above.)

Microsoft Malicious Removal Tool - 32 bit
http://www.microsoft.com/downloads/details.aspx?FamilyID=AD724AE0-E72D-4F54-9AB3-75B8EB148356&displaylang=en

Microsoft Malicious Removal Tool - 64 bit
http://www.microsoft.com/downloads/details.aspx?FamilyId=585D2BDE-367F-495E-94E7-6349F4EFFC74&displaylang=en

also install Prevx to be sure it is all gone.

Download - SAVE - go to where you put it - Right Click on it - RUN AS ADMIN

Prevx - Home - Free - small, fast, exceptional CLOUD protection, works with other security programs. This is
a scanner only, VERY EFFECTIVE, if it finds something come back here or use Google to see how to remove. 
http://www.prevx.com/   <-- information
http://info.prevx.com/downloadcsi.asp  <-- download

PCmag - Prevx - Editor's Choice
http://www.pcmag.com/article2/0,2817,2346862,00.asp

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If needed here are some online free scanners to help

http://www.eset.com/onlinescan/


http://www.kaspersky.com/virusscanner

Other Free online scans
http://www.google.com/search?hl=en&source=hp&q=antivirus+free+online+scan&aq=f&oq=&aqi=g1

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Also do these to cleanup general corruption and repair/replace damaged/missing system files.

Run DiskCleanup - Start - All Programs - Accessories - System Tools - Disk Cleanup

Start - type this in Search Box ->  COMMAND   find at top and RIGHT CLICK  -  RUN AS ADMIN

Enter this at the prompt - sfc /scannow

How to analyze the log file entries that the Microsoft Windows Resource Checker (SFC.exe) program
generates in Windows Vista cbs.log
http://support.microsoft.com/kb/928228

Run checkdisk - schedule it to run at next start and then Apply OK your way out then restart.

How to Run Check Disk at Startup in Vista
http://www.vistax64.com/tutorials/67612-check-disk-chkdsk.html

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If any Rootkits are found use this thread and other suggestions. (Run UnHackMe)

http://social.answers.microsoft.com/Forums/en-US/InternetExplorer/thread/a8f665f0-c793-441a-a5b9-54b7e1e7a5a4/

Hope this helps and Happy Holidays!

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Rob - Bicycle - Mark Twain said it right.