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Virus Profile: W32/Mydoom.n@MM!35F650F8BAF8

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 2/7/2013
Date Added: 2/7/2013
Origin: Unknown
Length: 22020
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/Mydoom.n@MM
Length22020 bytes
MD535f650f8baf82e032d014f4160a33510
SHA1b0a7537cdc5ba522ba366d3eecd3358b672ff31e


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Mydoom-L
AVG (GriSoft)I-Worm/Mydoom.N
aviraWorm/Mydoom.L.1
KasperskyEmail-Worm.Win32.Mydoom.l
BitDefenderWorm.Generic.23834
clamavPUA.Win32.Packer.Upx-28
Dr.WebWin32.HLLM.MyDoom.33808
F-ProtW32/MyDoom.M@mm
FortiNetW32/MyDoom.M@mm
Microsoftworm:win32/mydoom.l@mm
SymantecW32.Mydoom.L@mm
EsetWin32/Mydoom.Q worm
normanmydoom.i@mm
risingWorm.Mail.Win32.Mydoom.l
SophosW32/MyDoom-N
Trend MicroWORM_MYDOOM.GEN
vba32Worm.Mydoom.L
V-BusterI-Worm.Mydoom.CR (iworm)
Vet (Computer Associates)Win32/Mydoom.N

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


ActivitiesRisk Levels
Attempts to send email messagesMedium
Attempts to write file to shared locations.Low
Enumerates many system files and directories.Low
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaW32/Mydoom.n@MM
McAfee SupportedW32/Mydoom.n@MM



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:

B0A7537CDC5BA522BA366D3EECD3358B672FF31E

The following files have been added to the system:

  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\bots\vinavbar\ICQ 4 Lite.exe
  • C:\Archivos de programa\Shareaza\index.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\bin\1033\Harry Potter.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\isapi\_vti_aut\Winamp 5.0 (en) Crack.com
  • C:\Archivos de programa\kazaa\my shared folder\Kazaa Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\CASCADE\Winamp 5.0 (en).ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\VBA\VBA6\Harry Potter.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Portal\ICQ 4 Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\OFFICE11\Winamp 5.0 (en) Crack.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\bin\ICQ 4 Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Source Engine\Kazaa Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\MSInfo\ICQ 4 Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\servsupp\Kazaa Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\CONCRETE\Kazaa Lite.ShareReactor.com
  • C:\Archivos de programa\Gnucleus\Downloads\Incoming\Winamp 5.0 (en).com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Harry Potter.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\BLUECALM\Kazaa Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\IRIS\WinRAR.v.3.2.and.key.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\NETWORK\ICQ 4 Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\60\BIN\WinRAR.v.3.2.and.key.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\SONORA\index.exe
  • %PROGRAMFILES%\Shareaza\Downloads\index.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\PROOF\Winamp 5.0 (en).exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\Harry Potter.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Stationery\index.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\VBA\VBA6\1033\WinRAR.v.3.2.and.key.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\REFINED\Winamp 5.0 (en) Crack.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\Kazaa Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\1025\index.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\admisapi\Winamp 5.0 (en) Crack.com
  • %PROGRAMFILES%\KMD\My Shared Folder\Harry Potter.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\Speech\index.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\ICE\Kazaa Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\EXPEDITN\ICQ 4 Lite.exe
  • C:\Archivos de programa\Edonkey2000\Incoming\ICQ 4 Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\INK\Winamp 5.0 (en) Crack.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Speech\1033\Winamp 5.0 (en).com
  • %COMMONPROGRAMFILES%\Microsoft Shared\VBA\index.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\COMPASS\ICQ 4 Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\SPRING\ICQ 4 Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\_vti_bin\_vti_aut\index.ShareReactor.com
  • C:\Archivos de programa\Shareaza\Downloads\Incoming\Kazaa Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\PROFILE\Kazaa Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\EURO\Kazaa Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\Smart Tag\LISTS\1033\Kazaa Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\DEEPBLUE\Kazaa Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\PROOF\1033\WinRAR.v.3.2.and.key.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\1042\Kazaa Lite.com
  • %TEMP%\K7dfbcjUR.txt
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\1036\Winamp 5.0 (en) Crack.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\PAPYRUS\Harry Potter.com
  • %PROGRAMFILES%\imesh\my shared folder\Winamp 5.0 (en) Crack.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\_vti_bin\Winamp 5.0 (en) Crack.exe
  • %PROGRAMFILES%\limewire\Shared\index.exe
  • C:\Archivos de programa\Bearshare\ICQ 4 Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\Web Components\11\1033\Kazaa Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\MODI\11.0\Winamp 5.0 (en) Crack.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\SATIN\ICQ 4 Lite.com
  • C:\Archivos de programa\Gnucleus\Downloads\Winamp 5.0 (en).com
  • %COMMONPROGRAMFILES%\Microsoft Shared\MSORUN\ICQ 4 Lite.com
  • %PROGRAMFILES%\Gnucleus\Downloads\Winamp 5.0 (en).com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\admcgi\ICQ 4 Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Smart Tag\1033\Harry Potter.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\SLATE\ICQ 4 Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\1041\Winamp 5.0 (en) Crack.ShareReactor.com
  • %WINDIR%\ime\shared\Harry Potter.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\1028\Winamp 5.0 (en).ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\60\BIN\1033\ICQ 4 Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\Reference Titles\index.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\MODI\11.0\DRIVERS\Winamp 5.0 (en).exe
  • %WINDIR%\ime\shared\res\ICQ 4 Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\Web Components\Harry Potter.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\VC\ICQ 4 Lite.com
  • %PROGRAMFILES%\Bearshare\Winamp 5.0 (en) Crack.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\BLENDS\Winamp 5.0 (en).ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\SKY\WinRAR.v.3.2.and.key.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\isapi\_vti_adm\Harry Potter.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Smart Tag\Kazaa Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\VGX\ICQ 4 Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\RIPPLE\WinRAR.v.3.2.and.key.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\ARCTIC\Winamp 5.0 (en) Crack.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\Winamp 5.0 (en).com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\1033\WinRAR.v.3.2.and.key.com
  • %PROGRAMFILES%\Shareaza\Downloads\Incoming\index.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\AFTRNOON\index.exe
  • %PROGRAMFILES%\Morpheus\My Shared Folder\Kazaa Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DAO\index.com
  • C:\Archivos de programa\limewire\Shared\Harry Potter.ShareReactor.com
  • C:\Archivos de programa\Bearshare\Shared\ICQ 4 Lite.com
  • C:\Archivos de programa\Morpheus\My Shared Folder\ICQ 4 Lite.exe
  • %PROGRAMFILES%\ICQ\Shared files\WinRAR.v.3.2.and.key.exe
  • C:\Archivos de programa\Shareaza\Downloads\Winamp 5.0 (en).com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\CAPSULES\WinRAR.v.3.2.and.key.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\CANYON\Winamp 5.0 (en).exe
  • C:\Archivos de programa\ICQ\Shared files\Winamp 5.0 (en).exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\AXIS\WinRAR.v.3.2.and.key.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\PIXEL\WinRAR.v.3.2.and.key.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\admcgi\scripts\Winamp 5.0 (en) Crack.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\_vti_bin\_vti_adm\Harry Potter.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\1040\index.ShareReactor.com
  • %ALLUSERSPROFILE%\Application Data\Microsoft\Network\Downloader\index.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\SUMIPNTG\ICQ 4 Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Smart Tag\LISTS\index.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Triedit\Winamp 5.0 (en) Crack.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Web Components\11\Kazaa Lite.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\EVRGREEN\Winamp 5.0 (en).exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\60\ICQ 4 Lite.com
  • C:\Archivos de programa\imesh\my shared folder\index.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\1031\Kazaa Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\MODI\11.0\1033\index.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\OFFICE11\1033\Kazaa Lite.ShareReactor.com
  • %PROGRAMFILES%\KaZaA Lite\My Shared Folder\Winamp 5.0 (en) Crack.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\Web Folders\1033\index.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\MSClientDataMgr\Winamp 5.0 (en).com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\WATER\Winamp 5.0 (en).com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\JOURNAL\Harry Potter.ShareReactor.com
  • C:\Archivos de programa\KMD\My Shared Folder\Winamp 5.0 (en) Crack.exe
  • %WINDIR%\Downloaded Program Files\Winamp 5.0 (en).ShareReactor.com
  • %PROGRAMFILES%\Gnucleus\Downloads\Incoming\index.exe
  • C:\Archivos de programa\KaZaA Lite\My Shared Folder\ICQ 4 Lite.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\BREEZE\Kazaa Lite.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\TextConv\WinRAR.v.3.2.and.key.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\2052\Winamp 5.0 (en) Crack.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\Harry Potter.com
  • %PROGRAMFILES%\Edonkey2000\Incoming\WinRAR.v.3.2.and.key.exe
  • %PROGRAMFILES%\Shareaza\Winamp 5.0 (en).ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\MODI\Winamp 5.0 (en) Crack.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\WATERMAR\Winamp 5.0 (en) Crack.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\Web Folders\Harry Potter.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\bots\index.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\GRPHFLT\Harry Potter.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\THEMES11\EDGE\Harry Potter.com
  • %PROGRAMFILES%\kazaa\my shared folder\Winamp 5.0 (en).exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\isapi\WinRAR.v.3.2.and.key.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\web server extensions\40\admisapi\scripts\index.ShareReactor.com
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\3082\index.exe
  • %PROGRAMFILES%\Bearshare\Shared\Winamp 5.0 (en) Crack.ShareReactor.com

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

  • %TEMP%\tmp14.tmp
  • %TEMP%\tmp10.tmp
  • %TEMP%\tmp24.tmp
  • %TEMP%\tmp20.tmp
  • %TEMP%\tmp31.tmp
  • %TEMP%\tmp32.tmp
  • %TEMP%\tmp15.tmp
  • %TEMP%\tmp25.tmp
  • %TEMP%\tmpF.tmp
  • %TEMP%\tmp12.tmp
  • %TEMP%\tmp2E.tmp
  • %TEMP%\tmp1F.tmp
  • %TEMP%\tmp33.tmp
  • %TEMP%\tmp2F.tmp
  • %TEMP%\tmp30.tmp
  • %TEMP%\tmp1D.tmp
  • %TEMP%\tmp22.tmp
  • %TEMP%\tmp2D.tmp
  • %TEMP%\tmp18.tmp
  • %TEMP%\tmp2C.tmp
  • %TEMP%\tmp28.tmp
  • %TEMP%\tmp16.tmp
  • %TEMP%\tmp19.tmp
  • %TEMP%\tmp23.tmp
  • %TEMP%\tmp26.tmp
  • %TEMP%\tmp29.tmp
  • %TEMP%\tmp11.tmp
  • %TEMP%\tmp21.tmp
  • %TEMP%\tmp1E.tmp
  • %TEMP%\tmp1A.tmp
  • %TEMP%\tmpE.tmp
  • %TEMP%\tmp2A.tmp
  • %WINDIR%\lsass.exe
  • %TEMP%\tmp27.tmp
  • %TEMP%\tmp1B.tmp
  • %TEMP%\tmp2B.tmp
  • %TEMP%\tmp17.tmp
  • %TEMP%\tmp13.tmp
  • %TEMP%\tmp1C.tmp

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POSIX\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POSIX\

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\TRAYBAR = %WINDIR%\lsass.exe

The applications attempted the following network connection(s):

  • 172.16.2.***:1042

E-mails Sent:
To: (Varies, the following have been observed)

  • winrar@[Domain Removed]
  • sales@[Domain Removed]
  • jimaz@[Domain Removed]
  • Reads email addresses from Email Lists
  • charsets@[Domain Removed]
  • eay@[Domain Removed]
  • user1@Attempts to send emails to local domains
  • openssl-core@[Domain Removed]
  • cro@[Domain Removed]
  • vmlich@[Domain Removed]
  • provision@[Domain Removed]
  • austria@[Domain Removed]
  • oliver.gu@[Domain Removed]
  • mts@[Domain Removed]
  • unicode-inc@[Domain Removed]
  • alex@[Domain Removed]
  • tjh@[Domain Removed]
  • vente@[Domain Removed]

From: (Varies, the following have been observed)

  • noreply@[Domain Removed]
  • tjh@[Domain Removed]
  • MAILER-DAEMON@[Domain Removed]
  • MAILER-DAEMON@Attempts to send emails to local domains
  • unicode-inc@[Domain Removed]
  • sales@[Domain Removed]
  • noreply@Attempts to send emails to local domains
  • winrar@[Domain Removed]
  • postmaster@[Domain Removed]
  • eay@[Domain Removed]

Subject: (Varies, the following have been observed)

  • Returned mail: Data format error
  • Delivery failed
  • report
  • Delivery reports about your e-mail
  • Click me baby, one more time
  • MESSAGE COULD NOT BE DELIVERED
  • Mail System Error - Returned Mail
  • [no subject]
  • xxtarrslittwwliw
  • status

   

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.