dfmcd21.dll is a harmful program.
Name: dfmcd21
Filename: dfmcd21.dll
Registry key:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0098EFCC-12D6-4B0C-B566-E133F6B4941B}
HKEY_LOCAL_MACHINE\software\microsoft\active setup\installed components\{77D30FCF-771E-4EF4-9DCD-69056CA0B517}
Command: C:\WINDOWS\system32\dfmcd21.dll
CLSID: {0098EFCC-12D6-4B0C-B566-E133F6B4941B}, {77D30FCF-771E-4EF4-9DCD-69056CA0B517}
Startup Type: BHO, Microsoft active setup
HijackThis Category: O2
HijackThis Line:
O2 – BHO: – {0098EFCC-12D6-4B0C-B566-E133F6B4941B} – C:\WINDOWS\system32\dfmcd21.dll
DDS Line:
BHO: : {0098EFCC-12D6-4B0C-B566-E133F6B4941B} – C:\WINDOWS\system32\dfmcd21.dll
mASetup: {77D30FCF-771E-4EF4-9DCD-69056CA0B517} – C:\WINDOWS\system32\dfmcd21.dll
Combofix/RSIT Line:
[HKEY_LOCAL_MACHINE\~\Browser Helper Objects\{0098EFCC-12D6-4B0C-B566-E133F6B4941B}]
2010-07-14 07:39:17 51200 —-a-w- C:\WINDOWS\system32\dfmcd21.dll
[HKEY_LOCAL_MACHINE\software\microsoft\active setup\installed components\{77D30FCF-771E-4EF4-9DCD-69056CA0B517}]
2010-07-14 07:39:17 51200 —-a-w- C:\WINDOWS\system32\dfmcd21.dll
Description: malware
How to remove: use the steps below.
1. Download OTM by OldTimer from here and save to your desktop.
Run OTM, copy,then paste the following text in “Paste Instructions for Items to be Moved” window (under the yellow bar):
:reg
[-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0098EFCC-12D6-4B0C-B566-E133F6B4941B}]
[-HKEY_LOCAL_MACHINE\software\microsoft\active setup\installed components\{77D30FCF-771E-4EF4-9DCD-69056CA0B517}]
:files
%WinDir%\system32\dfmcd21.dll
:Commands
[emptytemp]
[Reboot]
Click the red Moveit! button. If you are asked to reboot the machine choose Yes. When the tool is finished, it will produce a report for you.
2. Download Malwarebytes Anti-malware. Install, perform a scan and let it remove what it found. Reboot afterwards (important).