What is efcDUoLC.dll?

efcDUoLC.dll is usually located in the 'C:\WINNT\System32\' folder.

Some of the anti-virus scanners at VirusTotal detected efcDUoLC.dll.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

VirusTotal report

39 of the 40 anti-virus programs at VirusTotal detected the efcDUoLC.dll file. That's a 98% detection rate.

Scanner	Detection Name
AntiVir	TR/Vundo.Gen
Antiy-AVL	Trojan/Win32.Monder
Authentium	W32/Virtumonde.O2.gen!Eldorado
Avast	Win32:TratBHO
AVG	Generic10.TDQ
BitDefender	Trojan.Vundo.1
CAT-QuickHeal	Trojan.Monder.gen
ClamAV	Trojan.Vundo-2868
Comodo	Application.Win32.Adware.Virtumonde
DrWeb	Trojan.Virtumod.based.12
eSafe	Win32.Monder.gen
eTrust-Vet	Win32/Vundo!generic
F-Prot	W32/Virtumonde.O2.gen!Eldorado
F-Secure	Trojan.Win32.Monder.gen
Fortinet	W32/Agent.VAN!tr
GData	Trojan.Vundo.1
Ikarus	Trojan.Win32.Monder
K7AntiVirus	Trojan.Win32.Vundo.CHU
Kaspersky	Trojan.Win32.Monder.gen
McAfee	Vundo
McAfee-GW-Edition	Trojan.Vundo.Gen
McAfee+Artemis	Vundo
Microsoft	Trojan:Win32/Vundo.FAI
NOD32	Win32/Adware.Virtumonde
NOD32Beta	Win32/Adware.Virtumonde
Norman	Vundo.gen167
nProtect	Trojan/W32.Monder.43520.C
Panda	Malicious Packer
PCTools	Trojan.Monder!ct
Prevx1	Medium Risk Malware
Rising	Trojan.Win32.Virtumod.aj
Sophos	Troj/Virtum-Gen
Sunbelt	Trojan.Win32.Monder.gen
Symantec	Trojan.Vundo.B
TheHacker	Trojan/Monder.gen
TrendMicro	TROJ_VUNDO.BRH
VBA32	Trojan.Win32.Monder.gen
ViRobot	Trojan.Win32.Monder.43520.B
VirusBuster	Trojan.Vundo.BP

efcDUoLC.dll removal instructions

The instructions below shows how to remove efcDUoLC.dll with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the efcDUoLC.dll file for removal, restart your computer and scan it again to verify that efcDUoLC.dll has been successfully removed. Here are the removal instructions in more detail:

1. Download and install FreeFixer: http://www.freefixer.com/download.html
2. Start FreeFixer and press the Start Scan button. The scan will finish in approximately five minutes.

   
3. When the scan is finished, locate efcDUoLC.dll in the scan result and tick the checkbox next to the efcDUoLC.dll file. Do not check any other file for removal unless you are 100% sure you want to delete it. Tip: Press CTRL-F to open up FreeFixer's search dialog to quickly locate efcDUoLC.dll in the scan result.

   

   

   C:\WINNT\System32\efcDUoLC.dll

   
4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the efcDUoLC.dll file.

   
5. Restart your computer.
6. Start FreeFixer and scan your computer again. If efcDUoLC.dll still remains in the scan result, proceed with the next step. If efcDUoLC.dll is gone from the scan result you're done.
7. If efcDUoLC.dll still remains in the scan result, check its checkbox again in the scan result and click Fix.
8. Restart your computer.
9. Start FreeFixer and scan your computer again. Verify that efcDUoLC.dll no longer appear in the scan result.

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