Threat Description

Delf.V

Details

Aliases:Delf.V
Category:Malware
Type:Email-Worm
Platform:W32

Summary



Delf.V is a mass-mailing worm that sends out FIFA World Cup (Football/Soccer) related e-mails. It contains subjects such as "Soccer fans killed five teens" and "Crazy soccer fans".



Removal


Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.

More

You may wish to refer to the Support Community for further assistance. You also may also refer to General Removal Instructions for a general guide on alternative disinfection actions.



Technical Details



Delf.V is a mass-mailing worm that sends out FIFA World Cup (Football/Soccer) related e-mails.

Installation to the System

Delf.V copies itself to the Windows system folder as a file named: msctools.exe.It Installs the following registry launch points:

  • "nsdevice" = "%SysDir%\msctools.exe" [HKLM\Software\Microsoft\Windows\CurrentVersion\Run]
  • "nsdevice" = "%SysDir%\msctools.exe" [HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices]
  • "nsdevice" = "%SysDir%\msctools.exe" [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]

%SysDir% represents the Windows System Folder.The mutex used by Delf.V is named "dezas".

Spreads via E-mail

Delf.V collects e-mail addresses from the following list of file extensions:

  • adb
  • dbx
  • doc
  • eml
  • htm
  • html
  • mbx
  • mdx
  • msg
  • nch
  • not
  • oft
  • rtf
  • sht
  • tbb
  • tbi
  • txt
  • wab
  • xls
  • xml

Addresses are discarded if they contain one of the following keywords:

  • .edu
  • .gov
  • .mil
  • abuse
  • addres
  • admin
  • anonymous
  • anti
  • anyone
  • aol
  • apache
  • avp
  • berkeley
  • borlan
  • bsd
  • bug
  • certific
  • contact
  • cops
  • defend
  • echo
  • example
  • fbi
  • fido
  • foo.
  • google
  • gov.
  • help
  • ibm.com
  • icrosof
  • info
  • inpris
  • kaspersk
  • kernel
  • linux
  • local
  • mcafee
  • microsof
  • mozilla
  • mydomai
  • nobody
  • nodomai
  • norton
  • not
  • nothing
  • page
  • panda
  • pgp
  • policy
  • postmaster
  • privacy
  • random
  • reply
  • report
  • ripe.
  • root
  • samples
  • secur
  • sendmail
  • service
  • spam
  • submit
  • support
  • symantec
  • user
  • virus
  • webmaster
  • webmin
  • webmist

The harvested addresses are saved as two files named cats.jpg and cats2.jpg.

Delf.V tries to post the addresses to [***]traf.com/ms/count.php. It also tries to download and execute a file from http://couple[***].com/tumbs/dianaimg.exe.

Delf.V e-mail contains the following characteristics:

Sender:

  • hotnews@cnn.com
  • kellyjast@hotmail.com
  • lindasal@gmail.com
  • mr.robs@yahoo.com
  • newsreader@hotmail.com
  • todaynews@cnn.com

Subjects:

  • Crazy soccer fans
  • My sister whores, sh[*]t i dont know
  • My tricks for you
  • Naked World Cup game set
  • Please reply me Tomas
  • Soccer fans killed five teens

Body Texts:

  • Crazy soccer fans killed two teens, watch what they make on photos. Please report on this all who know.
  • Emily Carr was an artist known for her prudery, but now the Portrait Gallery of Canada has acquired a nude self-portrait. View photos.
  • Halo Markus, i sent my nude pics. Please reply me with you nude photos ;). Best regard You Sweet Kitty
  • I wait you photos from New York. I sent my pics where i naked for you. Please reply me. Linda Salivan
  • Nudists are organising their own tribute to the world cup, by staging their own nude soccer game, though it is not clear how the teams will tell each other apart. Good photos ;)
  • Soccer fans killed five teens, watch what they make on photos. Please report on this all who know.

Attachement Names:

  • emily_selfphoto.jpg.exe
  • kelly_nude_imgs.jpg.exe
  • linda_bigtit.gif.exe
  • soccer_fans.jpg.exe
  • soccer_nudist.bmp.exe
  • soccer_pics.jpg.exe


Detection


F-Secure Anti-Virus detects this malware with the following updates:
Detection Type: PC
Database: 2006-06-20_01




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