For Consumer

Virus Profile: W32/Ramnit.a!CFDEB0B9E025

Threat Search
Print
   
Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 2/7/2013
Date Added: 2/7/2013
Origin: Unknown
Length: 345509
Type: Virus
Subtype: Win32
DAT Required: 6979
Removal Instructions
   
 
 
   

Description

Viruses are self-replicating. They are often spread by a network or by transmission to a removable medium such as a removable disk, writable CD, or USB drive. Viruses may also spread by infecting files on a network file system or a file system that is shared by another computer.

Indication of Infection

This symptoms of this detection are the files, registry, and network communication referenced in the characteristics section.

Methods of Infection

Viruses are self-replicating. They are often spread by a network or by transmission to a removable medium such as a removable disk, writable CD, or USB drive. Viruses may also spread by infecting files on a network file system or a file system that is shared by another computer.

   

Virus Characteristics

This is a Virus

File PropertiesProperty Values
McAfee DetectionW32/Ramnit.a
Length345509 bytes
MD5cfdeb0b9e0251b88082dfb5bac1351e3
SHA117e0ed75cc93d7ef39db41216c54df2f594d244a


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:RmnDrp
AVG (GriSoft)Win32/Zbot.F
KasperskyVirus.Win32.Nimnul.a
clamavTrojan.VB-47197
Dr.WebWin32.Rmnet.8
F-ProtW32/Ramnit.E
FortiNetW32/Ramnit.C
Microsoftvirus:win32/ramnit.j
SymantecW32.Ramnit.B!inf
EsetWin32/Ramnit.H virus
normanW32/Ramnit.AS
SophosW32/Ramnit-A
Trend MicroPE_RAMNIT.DEN
vba32Virus.Win32.Nimnul.b
V-BusterWin32.Nimnul.Gen.2

Other brands and names may be claimed as the property of others.


ActivitiesRisk Levels
Attempts to write to a memory location of a protected process.High
Attempts to write instructions that detour an existing code path of a previously loaded process.High
Attempts to write to a memory location of a Windows system processHigh
Attempts to write to a memory location of a previously loaded process.Medium
Enumerates many system files and directories.Low
Process attempts to call itself recursivelyLow
Attempts to write to a memory location of an unknown processLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaW32/Ramnit.a
McAfee SupportedW32/Ramnit.a



System Changes

Some path values have been replaced with environment variables as the exact location may vary with different configurations.
e.g.
%WINDIR% = \WINDOWS (Windows 9x/ME/XP/Vista/7), \WINNT (Windows NT/2000)
%PROGRAMFILES% = \Program Files


The following files were analyzed:

17E0ED75CC93D7EF39DB41216C54DF2F594D244A

The following files have been added to the system:

  • %TEMP%\WER19.tmp.dir00\appcompat.txt
  • %TEMP%\WER18.tmp
  • %USERPROFILE%\Start Menu\Programs\Startup\idfxauds.exe
  • %PROGRAMFILES%\Internet Explorer\dmlconf.dat
  • %TEMP%\WER19.tmp
  • %TEMP%\WER1A.tmp
  • %WINDIR%\SYSTEM32\wbem\logs\wmiprov.log
  • %TEMP%\WER1B.tmp
  • %TEMP%\WER15.tmp
  • %TEMP%\WER16.tmp.dir00\appcompat.txt
  • %TEMP%\WER1B.tmp.dir00\appcompat.txt
  • %TEMP%\WER15.tmp.dir00\appcompat.txt
  • %TEMP%\idemoodp0cetkamgr.exe
  • %TEMP%\WER17.tmp.dir00\appcompat.txt
  • %TEMP%\WER16.tmp
  • C:\Documents and Settings\ADMINI~1mgr.exe
  • %TEMP%\WER17.tmp
  • %TEMP%\WER18.tmp.dir00\appcompat.txt
  • %TEMP%\idemoodp0cetka.exe
  • %TEMP%\WER1A.tmp.dir00\appcompat.txt

The following files have been changed:

  • %WINDIR%\SYSTEM32\wbem\logs\mofcomp.log
  • C:\Users html Document.html
  • %WINDIR%\SYSTEM32\catroot2\{f750e6c3-38ee-11d1-85e5-00c04fc295ee}\catdb
  • C:\Users html Document.htm
  • %WINDIR%\SYSTEM32\wbem\wmiprvse.exe
  • c:\Users exe File.exe
  • %WINDIR%\Tasks\goat.job

The following files have been deleted:

  • %WINDIR%\SYSTEM32\wbem\logs\wmiprov.lo_

The following files were temporarily written to disk then later removed:

  • %WINDIR%\SYSTEM32\wbem\repository\fs\roll_forward
  • %WINDIR%\SYSTEM32\wbem\repository\fs\index.map
  • %WINDIR%\SYSTEM32\wbem\repository\fs\objects.map

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.386\OPENWITHPROGIDS\VXDFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.AIF\OPENWITHPROGIDS\AIFFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.AIFC\OPENWITHPROGIDS\AIFFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.AIFF\OPENWITHPROGIDS\AIFFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.ASF\OPENWITHPROGIDS\ASFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.ASX\OPENWITHPROGIDS\ASXFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.AU\OPENWITHPROGIDS\AUFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.AVI\OPENWITHPROGIDS\AVIFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.BMP\OPENWITHPROGIDS\PAINT.PICTURE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.CDA\OPENWITHPROGIDS\CDAFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.CHK\OPENWITHPROGIDS\CHKFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.CSS\OPENWITHPROGIDS\CSSFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.DIB\OPENWITHPROGIDS\PAINT.PICTURE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.DOC\OPENWITHPROGIDS\WORD.DOCUMENT.8
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.DOT\OPENWITHPROGIDS\WORD.TEMPLATE.8
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.EMF\OPENWITHPROGIDS\EMFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.EML\OPENWITHPROGIDS\MICROSOFT INTERNET MAIL MESSAGE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.GIF\OPENWITHPROGIDS\GIFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.HTM\OPENWITHPROGIDS\HTMLFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.HTML\OPENWITHPROGIDS\HTMLFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.ICO\OPENWITHPROGIDS\ICOFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.IVF\OPENWITHPROGIDS\IVFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.JFIF\OPENWITHPROGIDS\PJPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.JPE\OPENWITHPROGIDS\JPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.JPEG\OPENWITHPROGIDS\JPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.JPG\OPENWITHPROGIDS\JPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.M1V\OPENWITHPROGIDS\MPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.M3U\OPENWITHPROGIDS\M3UFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MHT\OPENWITHPROGIDS\MHTMLFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MHTML\OPENWITHPROGIDS\MHTMLFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MID\OPENWITHPROGIDS\MIDFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MIDI\OPENWITHPROGIDS\MIDFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MP2\OPENWITHPROGIDS\MPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MP2V\OPENWITHPROGIDS\MPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MP3\OPENWITHPROGIDS\MP3FILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MPA\OPENWITHPROGIDS\MPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MPE\OPENWITHPROGIDS\MPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MPEG\OPENWITHPROGIDS\MPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MPG\OPENWITHPROGIDS\MPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.MPV2\OPENWITHPROGIDS\MPEGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.NWS\OPENWITHPROGIDS\MICROSOFT INTERNET NEWS MESSAGE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.OBD\OPENWITHPROGIDS\OFFICE.BINDER.9
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.OBT\OPENWITHPROGIDS\OFFICE.BINDER.TEMPLATE.9
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.OCX\OPENWITHPROGIDS\OCXFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.PNG\OPENWITHPROGIDS\PNGFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.POT\OPENWITHPROGIDS\POWERPOINT.TEMPLATE.8
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.PPT\OPENWITHPROGIDS\POWERPOINT.SHOW.8
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.RMI\OPENWITHPROGIDS\MIDFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.RTF\OPENWITHPROGIDS\WORD.RTF.8
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.SND\OPENWITHPROGIDS\AUFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.TIF\OPENWITHPROGIDS\MSPAPER.DOCUMENT
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.TIFF\OPENWITHPROGIDS\MSPAPER.DOCUMENT
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.TXT\OPENWITHPROGIDS\TXTFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.URL\OPENWITHPROGIDS\INTERNETSHORTCUT
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.VXD\OPENWITHPROGIDS\VXDFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WAV\OPENWITHPROGIDS\SOUNDREC
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WAX\OPENWITHPROGIDS\WAXFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WM\OPENWITHPROGIDS\ASFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WMA\OPENWITHPROGIDS\WMAFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WMF\OPENWITHPROGIDS\WMFFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WMV\OPENWITHPROGIDS\WMVFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WMX\OPENWITHPROGIDS\ASXFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WRI\OPENWITHPROGIDS\WRIFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.WVX\OPENWITHPROGIDS\WVXFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.XLS\OPENWITHPROGIDS\EXCEL.SHEET.8
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.XLT\OPENWITHPROGIDS\EXCEL.TEMPLATE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.XML\OPENWITHPROGIDS\XMLFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.XSL\OPENWITHPROGIDS\XSLFILE
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\FILEEXTS\.ZIP\OPENWITHPROGIDS\WINRAR.ZIP
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\MS SERVICE MANAGER = %TEMP%\idemoodp0cetka.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WBEM\WDM\%WINDIR%\SYSTEM32\ADVAPI32.DLL[MOFRESOURCENAME] = LowDateTime:-587931648,HighDateTime:29511437***Binary mof compiled successfully
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WBEM\WDM\%WINDIR%\SYSTEM32\DRIVERS\ACPI.SYS[ACPIMOFRESOURCE] = LowDateTime:-1413618432,HighDateTime:29511416***Binary mof compiled successfully
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WBEM\WDM\%WINDIR%\SYSTEM32\DRIVERS\PCNTPCI5.SYS[NDISMOFRESOURCE] = LowDateTime:-1403039488,HighDateTime:29435602***Binary mof compiled successfully
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WBEM\WDM\%WINDIR%\SYSTEM32\DRIVERS\PROCESSR.SYS[PROCESSORWMI] = LowDateTime:481348864,HighDateTime:29511416***Binary mof compiled successfully
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\PROFILELIST\S-1-5-21-1482476501-[private subnet]522115-500\REFCOUNT = 1
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\MS SERVICE MANAGER = %TEMP%\idemoodp0cetka.exe

The applications attempted the following network connection(s):

  • 66.228.49.**:447
  • 173.208.81.**:443
  • 91.233.244.***:447
  • 148.81.111.***:80
  • 173.194.33.*:80
  • 173.255.217.***:447

   

All Users:

Please use the following instructions for all supported versions of Windows to remove threats and other potential risks:

1.Disable System Restore .

2.Update to current engine and DAT files for detection and removal.

3.Run a complete system scan.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

1. Please go to the Microsoft Recovery Console and restore a clean MBR.

On windows XP:

Insert the Windows XP CD into the CD-ROM drive and restart the computer.
When the "Welcome to Setup" screen appears, press R to start the Recovery Console.
Select the Windows installation that is compromised and provide the administrator password
Issue 'fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.


On Windows Vista and 7:

Insert the Windows CD into the CD-ROM drive and restart the computer.
Click on "Repair Your Computer"
When the System Recovery Options dialog comes up, choose the Command Prompt.
Issue 'bootrec /fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.

   

PC Infected? Get Expert Help

McAfee
Virus Removal Service

Connect to one of our Security Experts by phone. Have your PC fixed remotely - while you watch!

$89.95