How to remove trojans that uses autorun.inf file

A group of dangerous trojans which uses autorun.inf file to infect computer called autorun.inf trojans. Once infected with autorun.inf trojan your computer will display many popups, Internet Explorer start page can to be change, TaskManager and Registry editor can be disabled. Also autorun.inf trojan configures itself to run automatically every time, when you start your computer. In addition the autorun.inf trojan creates a files with strange names, some examples:

ampfrb.cmd, hbs.exe, yfog8p.exe, as.bat, phwe.com, o0s.cmd, xa2c.exe, AutoStart.exe, ncyrf.bat, rcukd.cmd, 2u.com, q.com, RavMon.exe, x6.bat, rqq2v.bat, t.com, xp19.com, x0.cmd, yg.cmd, ntde1ect.com, tio8x6.cmd, d6fagcs8.cmd, gbiehbsb.dll, tio8x6.cmd, fooool.exe, 8ng8w.com, x.com, xn1i9x.com, invwft2h.com, selamat_berposa_dari_umt.js, ktnquo.exe, NewVirusRemoval.vbs, kinza.exe, rs.cmd, yssjnngm.cmd, h3.bat, 6fnlpetp.exe, boot.exe, winde32.exe, 6j2j.com, kjibu.com, fun.xls.exe, iqe68o.bat, boot.exe, killVBS.vbs, autorun.pif, lin32.exe, USB.exe, RisinG.exe. f.bat, uxdeiect.com, awda2.exe, clshsy.cmd, kongxsg.exe, autorunme.exe, x2tpc.cmd, winconfig.dll.vbs, w1hva13.exe, jun.exe, xpbkh.com, nfdmg.com, m9ma.exe, pbudsara.exe, herss.exe, cgaqyi.exe, dsoqq.exe, dsoqq0.dll

What is more, the trojans may drastically slow the performance of your computer. Read below how to remove them and any associated malware from your computer for free.

Step1: Remove malicious autorun.inf files from all your drives, include any usb/flash drives.

1. Manually:

• Reboot your PC in Safe mode.
  

  1. Restart your computer
  2. After hearing your computer beep once during startup, but before the Windows icon appears, press F8.
  3. Instead of Windows loading as normal, a menu should appear
  4. Select the first option, to run Windows in Safe Mode.

• Click Start -> Run.
• In the type box enter cmd and press Enter.
• In the command console type del /a:h /f c:\autorun.*
• Repeat previous step to all drives, make replacing “c” with the appropriate drive letter.

2. Automatically.

• Download Flash_Disinfector by sUBs and save it to your desktop.
• Double-click Flash_Disinfector.exe to run it and follow any prompts that may appear.
• The utility may ask you to insert your flash drive and/or other removable drives including your mobile phone.
• Please do so and allow the utility to clean up those drives as well.
• Wait until it has finished scanning and then exit the program.
• Reboot your computer when done.

Note: Flash_Disinfector will remove any autorun.inf files, create a hidden folder named autorun.inf in each partition and every USB drive plugged in when you ran it. Don’t delete this folder. It will help protect your drives from future infection.

Step 2: Remove autorun.inf trojan from the windows registry.

Download and install HijackThis.
Run HijackThis, click Do a system scan only button.
Put a checkmark next to the following items (if exists):

F2 – REG:system.ini: Shell=Explorer.exe csrcs.exe
O4 – HKLM\..\Run: [SystemDrive] c:\windows\system32\SVCH0ST.EXE
O4 – HKCU\..\Run: [avp] C:\WINDOWS\system32\avp.exe
O4 – HKCU\..\Run: [amva] C:\WINDOWS\system32\amvo.exe
O4 – HKCU\..\Run: [kxva] C:\WINDOWS\system32\kxvo.exe
O4 – HKCU\..\Run: [kava] C:\WINDOWS\system32\kavo.exe
O4 – HKCU\..\Run: [tava] C:\WINDOWS\system32\tavo.exe
O4 – HKCU\..\Run: [TaskMonitor] C:\WINDOWS\system32\TaskMonitor.exe
O4 – HKCU\..\Run: [Realshade] C:\WINDOWS\system32\realshade.exe
O4 – HKCU\..\Run: [cftmonn] C:\WINDOWS\system32\cftmonn.exe
O4 – HKCU\..\Run: [kamsoft] C:\WINDOWS\system32\kamsoft.exe
O4 – HKCU\..\Run: [vamsoft] C:\WINDOWS\system32\vamsoft.exe
O4 – HKCU\..\Run: [kmmsoft] C:\WINDOWS\system32\revo.exe
O4 – HKCU\..\Run: [cdoosoft] C:\WINDOWS\system32\olhrwef.exe
O4 – HKCU\..\Run: [cdoosoft] %Temp%\herss.exe
O4 – HKCU\..\Run: [dso32] %Temp%\dsoqq.exe
O4 – HKCU\..\Run: [cbvcs] C:\WINDOWS\system32\urretnd.exe
O4 – HKCU\..\Run: [jvsoft] C:\WINDOWS\system32\j3ewro.exe
O4 – HKCU\..\Run: [ckvo] c:\windows\system32\ckvo.exe
O4 – HKLM\..\Run: [winconfig] C:\WINDOWS\winconfig.dll.vbs
O4 – HKLM\..\Policies\Explorer\Run: [csrcs] C:\WINDOWS\system32\csrcs.exe
O4 – HKCU\..\Run: [WinUpdater AutoRun] C:\AutoProtect\DrvMonitor.exe
O6 – HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O7 – HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System, DisableRegedit=1

Now close all browser and other windows except for HijackThis, and click “Fix Checked” to have HijackThis fix the entries you checked.

Step 3: Remove autorun.inf trojans files

Download Avenger from here and unzip to your desktop.
Run Avenger, copy,then paste the following text in Input script Box:

Files to delete:
c:\0jbnlnu8.exe
C:\11rhbu.cmd
c:\1q8p0y.com
C:\2fiy.bat
c:\2g.com
C:\32agsg.exe
c:\39ysi89.com
c:\3jkka91.com
c:\6fnlpetp.exe
C:\6fnlpetp.exe
C:\6j2j.com
C:\8.bat
c:\80avp08.com
C:\8ng8w.com
c:\92j11sm.com
c:\9fo3ar0j.exe
c:\a.exe
C:\a2h2.com
c:\ampfrb.cmd
c:\as.bat
c:\AutoRun\autorun.pif
c:\AutoRun\AutoStart.exe
c:\AutoRun\AutoStart.exe
C:\AutoProtect\DrvMonitor.exe
c:\awda2.exe
c:\bo1dhu.bat
C:\bwpncb6.com
c:\boot.exe
c:\cgaqyi.exe
c:\cjrp8.com
c:\clshsy.cmd
C:\d1vmq.exe
C:\d6fagcs8.cmd
c:\dp.exe
C:\e.cmd
C:\eaywxx.cmd
C:\f9cvum.exe
C:\fooool.exe
c:\fun.xls.exe
C:\gbiehbsb.dll
C:\gfqgq.cmd
C:\gi2ky.exe
C:\gldegkby.cmd
c:\gumkrhf.bat
C:\qxty9be.cmd
C:\gy.exe
c:\h3.bat
c:\hbs.exe
c:\ioockw.bat
C:\ij.bat
C:\imo.exe
c:\invwft2h.com
C:\ioockw.bat
c:\iqe68o.bat
C:\j60osk9.cmd
C:\jeorels.cmd
c:\jg6w3yx.com
c:\killVBS.vbs
c:\kinza.exe
C:\kjibu.com
c:\ktnquo.exe
c:\m9ma.exe
c:\main.vbs
c:\MicrosoftPowerPoint.exe
c:\n0qls.exe
c:\NewVirusRemoval.vbs
c:\nfdmg.com
C:\ntde1ect.com
c:\ntnq.exe
c:\nw0t1l0d.exe
c:\o0s.cmd
c:\pbudsara.exe
c:\phwe.com
C:\pook.com
c:\q0rppr.exe
C:\qphdin.com
C:\rcukd.cmd
c:\Recycled\ctfmon.exe
c:\resycled\boot.com
c:\RECYCLED\appmgmt.exe
C:\rqq2v.bat
c:\rs.cmd
C:\sq.com
C:\system.exe
c:\System\DriveGuard\DriveProtect.exe
C:\t.com
C:\tio8x6.cmd
c:\tj8odymw.exe
C:\tjjqtejq.bat
C:\tvlx2fg.exe
c:\uh31.exe
c:\usbcash.exe
c:\USBFlash.exe
C:\uvsqfgwd.cmd
c:\uxdeiect.com
c:\vnkucvv.com
c:\VirusCleaner.vbe
c:\VirusRemoval.vbs
c:\w1hva13.exe
C:\x0.cmd
c:\x2tpc.cmd
c:\xa2c.exe
C:\x.com
C:\x.cmd
C:\x2csvg.exe
C:\xih9.cmd
C:\xn1i9x.com
C:\xp19.com
c:\xpq63xl.exe
c:\xwpehlv.com
c:\yfog8p.exe
C:\yg.cmd
c:\yssjnngm.cmd
C:\w98.com
%Temp%\cvasds0.dll
%Temp%\cvasds1.dll
%Temp%\dsoqq.exe
%Temp%\dsoqq0.dll
%Temp%\dsoqq1.dll
%Temp%\dsoqq2.dll
%Temp%\dwg3gngs.exe
%Temp%\herss.exe
%Temp%\kxvo.exe
%Temp%\new folder\ufjtre.exe
%Temp%\o2g.exe
%Temp%\ufjtre.exe
%Windir%\expiorer.exe
%windir%\system32\afmain0.dll
%Windir%\system32\amvo.exe
%Windir%\system32\avp.exe
%windir%\system32\avpo.exe
%Windir%\system32\Bitkv0.dll
%Windir%\system32\Bitkv1.dll
%Windir%\system32\cftmonn.exe
%Windir%\system32\ckvo0.dll
%Windir%\system32\ckvo.exe
%Windir%\system32\expiorer.exe
%Windir%\system32\fool0.dll
%Windir%\system32\fool1.dll
%Windir%\system32\fool2.dll
%Windir%\system32\gasretyw0.dll
%Windir%\system32\gasretyw1.dll
%Windir%\system32\haozs0.dll
%Windir%\system32\ieso0.dll
%Windir%\system32\j3ewro.exe
%Windir%\system32\jwedsfdo0.dll
%Windir%\system32\kamsoft.exe
%Windir%\system32\kavo0.dll
%Windir%\system32\kavo1.dll
%Windir%\system32\kavo.exe
%Windir%\system32\kxvo.exe
%windir%\system32\locale.exe
%windir%\system32\nmdfgds1.dll
%windir%\system32\nmdfgds0.dll
%windir%\system32\olhrwef.exe
%windir%\system32\optyhww0.dll
%windir%\system32\optyhww1.dll
%Windir%\system32\RavMon.exe
%Windir%\system32\realshade.exe
%Windir%\system32\revo.exe
%Windir%\system32\revo1.dll
%Windir%\system32\revo2.dll
%Windir%\system32\revo6.dll
%Windir%\system32\revo5.dll
%Windir%\system32\revo4.dll
%Windir%\system32\revo3.dll
%Windir%\system32\SCVVHSOT.exe
%Windir%\System32\taskmagr.exe
%Windir%\system32\TaskMonitor.exe
%Windir%\system32\tavo0.dll
%Windir%\system32\tavo1.dll
%Windir%\system32\tavo.exe
%Windir%\system32\urretnd.exe
%Windir%\system32\usbmons.exe
%Windir%\system32\usbmons.dll
%Windir%\system32\vamsoft.exe
%Windir%\system32\vbsdfe0.dll
%Windir%\system32\vbsdfe1.dll
%Windir%\system32\wincab.sys
%Windir%\winconfig.dll.vbs

Then click on ‘Execute’. Your computer will be reloaded.

Note: if you need help with the instructions, then post your questions in our Spyware Removal forum.

Related articles: How to disable the autorun feature to prevent malware from spreading, Cannot open C Drive – How to fix it using Flash Disinfector.