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Virus Profile: VBS/LoveLetter@MM!9F869281C7F4

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 6/23/2013
Date Added: 6/23/2013
Origin: Unknown
Length: 43008
Type: Virus
Subtype: Script
DAT Required: 7115
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 DetectionVBS/LoveLetter@MM
Length43008 bytes
MD59f869281c7f4c0d73de84138542c2598
SHA15c94708bcade6b9a40f316054f0e1fb2f37e1ca7


Other Common Detection Aliases

Company NamesDetection Names
ahnlabWorm/Win32.Mixor
avastWin32:Malware-gen
AVG (GriSoft)I-Worm/Luder.A
aviraWORM/Zhelatin.Gen
BitDefenderTrojan.Crypt.DW
clamavPUA.Win32.Packer.Pearmor-4
Dr.WebWin32.XWorm.1
FortiNetW32/LoveLetter.JK!tr
Microsoftvirus:win32/duel.a@mm
SymantecW32.Mixor
EsetWin32/LoveLetter
normanwin32/XWorm.A
SophosMal/EncPk-GT
Trend MicroMal_Xed-3
vba32Virus.Win32.Luder.A
V-BusterWorm.Loveletter.Gen (mutant)

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
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaVBS/LoveLetter@MM
McAfee SupportedVBS/LoveLetter@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:

5C94708BCADE6B9A40F316054F0E1FB2F37E1CA7

The following files have been added to the system:

  • %PROGRAMFILES%\MSN\MSNCoreFiles\Setup\yrabrrara.rqqiya
  • C:\qabijrazy.iya
  • C:\zarrrziii.rrq
  • %COMMONPROGRAMFILES%\Adobe\ARM\1.0\zarrrziii.rrq
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\qabijrazy.iya
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\ibyqyajqi.aqj
  • %PROGRAMFILES%\MSN\MSNCoreFiles\jyzbzbyqq.jbyra.rqqiya
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\qabijrazy.iya
  • C:\jzbyjayay.ara
  • %COMMONPROGRAMFILES%\Microsoft Shared\OFFICE11\zarrrziii.rrq
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\briazzzar.iby
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\jyzbzbyqq.jby
  • %COMMONPROGRAMFILES%\Adobe\Updater6\briazzzar.iby
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\jzbyjayay.ara
  • %COMMONPROGRAMFILES%\Microsoft Shared\OFFICE11\yrabrrara.rqq
  • %ALLUSERSPROFILE%\Application Data\Adobe\Reader\9.2\ARM\ARM Update\jzbyjayay.ara
  • %ALLUSERSPROFILE%\Application Data\Adobe\Reader\9.2\ARM\ARM Update\ibyqyajqi.aqj
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\zarrrziii.rrq
  • C:\briazzzar.iby
  • %COMMONPROGRAMFILES%\Adobe\ARM\1.0\yrabrrara.rqq
  • %COMMONPROGRAMFILES%\Adobe\ARM\1.0\jyzbzbyqq.jby
  • %WINDIR%\ehome\jyzbzbyqq.jby
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\jrrzqyjaa.ari
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\qabijrazy.iya
  • C:\ibyqyajqi.aqj
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\yrabrrara.rqq
  • %COMMONPROGRAMFILES%\Microsoft Shared\Source Engine\jzbyjayay.ara
  • %WINDIR%\Microsoft.NET\Framework\zarrrziii.rrq
  • %WINDIR%\xwrm.exe
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\jzbyjayay.ara
  • C:\jrrzqyjaa.ari
  • %ALLUSERSPROFILE%\Application Data\Adobe\Reader\9.2\ARM\ARM Update\briazzzar.iby
  • %PROGRAMFILES%\MSN\MSNCoreFiles\zarrrziii.rrqjrazy.iya
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\zarrrziii.rrq
  • %PROGRAMFILES%\Messenger\qabijrazy.iya
  • %PROGRAMFILES%\MSN\MSNCoreFiles\ibyqyajqi.aqjjrazy.iya
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\briazzzar.iby
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\jyzbzbyqq.jby
  • %ALLUSERSPROFILE%\Application Data\Adobe\Reader\9.2\ARM\ARM Update\qabijrazy.iya
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\jrrzqyjaa.ari
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\jzbyjayay.ara
  • %TEMP%\izyiya.iby
  • %PROGRAMFILES%\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-[private subnet]-A92000000001}\jrrzqyjaa.ari
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\yrabrrara.rqq
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\ibyqyajqi.aqj
  • %PROGRAMFILES%\Windows NT\jzbyjayay.ara
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\qabijrazy.iya
  • C:\jyzbzbyqq.jby
  • C:\yrabrrara.rqq
  • %PROGRAMFILES%\MSN\MSNCoreFiles\jrrzqyjaa.arijrazy.iya

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\X32X = %WINDIR%\xwrm.exe

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

  • Reads email addresses from Email Lists
  • user1@Attempts to send emails to local domains

From: (Varies, the following have been observed)

  • Staff@Attempts to send emails to local domains
  • Management@Attempts to send emails to local domains
  • rziiir@Attempts to send emails to local domains
  • byqabi@Attempts to send emails to local domains
  • Administration@Attempts to send emails to local domains

Sender Name: (Varies, the following have been observed)

  • To: Reads email addresses from Email Lists Subject:Mail delivery failure MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="riazzzaribyqabijrazyiyaibyqyajq" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. --riazzzaribyqabijrazyiyaibyqyajq Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: 7bit Mail transaction failed. Partial message is available. --riazzzaribyqabijrazyiyaibyqyajq Content-Type: application/*****
  • To: user1@Attempts to send emails to local domains Subject:Error receiving mail MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="rabrrararqqjyzbzbyqqjbyjzbyjaya" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. --rabrrararqqjyzbzbyqqjbyjzbyjaya Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: 7bit The server could not fully receive an email message which someone trying to send you. The incomplete message has been added as attachment. --rabrrararqqjyzbzbyqqjbyjzbyjaya Content-Type: application/*****
  • To: Reads email addresses from Email Lists Subject:Error receiving mail MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="rabrrararqqjyzbzbyqqjbyjzbyjaya" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. --rabrrararqqjyzbzbyqqjbyjzbyjaya Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: 7bit The server could not fully receive an email message which someone trying to send you. The incomplete message has been added as attachment. --rabrrararqqjyzbzbyqqjbyjzbyjaya Content-Type: application/*****
  • To: Reads email addresses from Email Lists Subject:Me and you MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="zyiyaibyqyajqiaqjjrrzqyjaaariza" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. --zyiyaibyqyajqiaqjjrrzqyjaaariza Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: 7bit If I could have just one wish, I would wish to wake up everyday to the sound of your breath on my neck, the warmth of your lips on my cheek, the touch of your fingers on my skin, and the feel of your heart beating with mine... Knowing that I could never find that feeling with anyone other than you. --zyiyaibyqyajqiaqjjrrzqyjaaariza Content-Type: application/*****
  • To: user1@Attempts to send emails to local domains Subject:Me and you MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="zyiyaibyqyajqiaqjjrrzqyjaaariza" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. --zyiyaibyqyajqiaqjjrrzqyjaaariza Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: 7bit If I could have just one wish, I would wish to wake up everyday to the sound of your breath on my neck, the warmth of your lips on my cheek, the touch of your fingers on my skin, and the feel of your heart beating with mine... Knowing that I could never find that feeling with anyone other than you. --zyiyaibyqyajqiaqjjrrzqyjaaariza Content-Type: application/*****
  • To: Reads email addresses from Email Lists Subject:Thee and me MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="yzbzbyqqjbyjzbyjayayarabriazzza" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. --yzbzbyqqjbyjzbyjayayarabriazzza Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: 7bit I wrote your name in the sky, but the wind blew it away. I wrote your name in the sand, but the waves washed it away. I wrote your name in my heart, and forever it will stay. --yzbzbyqqjbyjzbyjayayarabriazzza Content-Type: application/*****
  • To: user1@Attempts to send emails to local domains Subject:Error receiving mail MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="rrzqyjaaarizarrrziiirrqyrabrrar" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. --rrzqyjaaarizarrrziiirrqyrabrrar Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: 7bit The server could not fully receive an email message which someone trying to send you. The incomplete message has been added as attachment. --rrzqyjaaarizarrrziiirrqyrabrrar Content-Type: application/*****

   

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.