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Summary
Summary
Action- More Information
| Affected operating systems | Windows |
|---|---|
| Included in our products from | April 2004 (3.80) |
| Protection available since | 18 February 2004 12:44:41 (GMT) |
| Last updated | 19 February 2004 15:49:03 (GMT) |
| Detected by | All Sophos products |
Action
- Summary
- Action
- More Information
Please read the instructions for removing W32/Netsky-B.
More Information
W32/Netsky-B is a worm that spreads by email and Windows network shares.
W32/Netsky-B copies itself into the Windows folder as services.exe.
W32/Netsky-B searches all mapped drives for files with the following extensions in order to find email adresses: MSG, OFT, SHT, DBX, TBB, ADB, DOC, WAB, ASP, UIN, RTF, VBS, HTML, HTM, PL, PHP, TXT and EML.
W32/Netsky-B searches drives C: to Z: and attempts to copy itself into folders with names containing the string "share" or "sharing".
The file names used by the worm for copying itself to shared folders are:
angels.pif
cool screensaver.scr
dictionary.doc.exe
dolly_buster.jpg.pif
doom2.doc.pif
e-book.archive.doc.exe
e.book.doc.exe
eminem - lick my pussy.mp3.pif
hardcore porn.jpg.exe
how to hack.doc.exe
matrix.scr
max payne 2.crack.exe
nero.7.exe
office_crack.exe
photoshop 9 crack.exe
porno.scr
programming basics.doc.exe
rfc compilation.doc.exe
serial.txt.exe
sex sex sex sex.doc.exe
strippoker.exe
virii.scr
win longhorn.doc.exe
winxp_crack.exe
W32/Netsky-B may arrive in an email with the following characteristics:
Subject line: randomly chosen from -
unknown
fake
stolen
information
warning
something for you
read it immediately
hello
Message text: randomly chosen from -
something is fool
something is going wrong
you are bad
you try to steal
you feel the same
you earn money
thats wrong
why?
take it easy
reply
do you?
that's funny
here, the cheats
here, the introduction
here, the serials
from the chatter
about me
information about you
something is going wrong!
stuff about you?
greetings
see you
here it is
that is bad
yes, really?
i found this document about you
your name is wrong
i hope it is not true!
kill the writer of this document!
something about you!
I have your password!
you are a bad writer
is that from you?
i wait for a reply!
is that your account?
is that your name?
is that true?
here
my hero
read it immediately!
here is the document.
read the details.
i'm waiting
what does it mean?
anything ok?
Attached file: one of the following filenames with a double file extension -
misc
party
disco
part2
mail2
object
ranking
dinner
release
final
location
jokes
friend
website
mails
story
found
nomoney
aboutyou
shower
topseller
product
swimmingpool
bill
note
concert
textfile
posting
stuff
attachment
details
creditcard
message
ps
msg
talk
document
unknown
fake
stolen
information
warning
something for you
read it immediately
hello
The extension is combination of DOC, RTF, HTM, PIF, COM, SCR and EXE. W32/Netsky-B may also send a ZIP file.
The email address of the sender will be spoofed.
When the attachment is opened W32/Netsky-B may display a fake message box
"The file could not be opened".
W32/Netsky-B attempts to remove registry entries related to few recent viruses,
including W32/MyDoom-A and W32/MyDoom-B.
W32/Netsky-B is a worm that spreads by email and Windows network shares.
W32/Netsky-B copies itself into the Windows folder as services.exe.
In order to run automatically when Windows starts up W32/Netsky-B creates the following registry entry:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\
service= "C:\\WINDOWS\\services.exe -serv"
W32/Netsky-B searches all mapped drives for files with the following extensions in order to find email adresses: MSG, OFT, SHT, DBX, TBB, ADB, DOC, WAB, ASP, UIN, RTF, VBS, HTML, HTM, PL, PHP, TXT and EML.
W32/Netsky-B searches drives C: to Z: and attempts to copy itself into folders with names containing the string "share" or "sharing".
The file names used by the worm for copying itself to shared folders are:
angels.pif
cool screensaver.scr
dictionary.doc.exe
dolly_buster.jpg.pif
doom2.doc.pif
e-book.archive.doc.exe
e.book.doc.exe
eminem - lick my pussy.mp3.pif
hardcore porn.jpg.exe
how to hack.doc.exe
matrix.scr
max payne 2.crack.exe
nero.7.exe
office_crack.exe
photoshop 9 crack.exe
porno.scr
programming basics.doc.exe
rfc compilation.doc.exe
serial.txt.exe
sex sex sex sex.doc.exe
strippoker.exe
virii.scr
win longhorn.doc.exe
winxp_crack.exe
W32/Netsky-B may arrive in an email with the following characteristics:
Subject line: randomly chosen from -
unknown
fake
stolen
information
warning
something for you
read it immediately
hello
Message text: randomly chosen from -
something is fool
something is going wrong
you are bad
you try to steal
you feel the same
you earn money
thats wrong
why?
take it easy
reply
do you?
that's funny
here, the cheats
here, the introduction
here, the serials
from the chatter
about me
information about you
something is going wrong!
stuff about you?
greetings
see you
here it is
that is bad
yes, really?
i found this document about you
your name is wrong
i hope it is not true!
kill the writer of this document!
something about you!
I have your password!
you are a bad writer
is that from you?
i wait for a reply!
is that your account?
is that your name?
is that true?
here
my hero
read it immediately!
here is the document.
read the details.
i'm waiting
what does it mean?
anything ok?
Attached file: one of the following filenames with a double file extension -
misc
party
disco
part2
mail2
object
ranking
dinner
release
final
location
jokes
friend
website
mails
story
found
nomoney
aboutyou
shower
topseller
product
swimmingpool
bill
note
concert
textfile
posting
stuff
attachment
details
creditcard
message
ps
msg
talk
document
unknown
fake
stolen
information
warning
something for you
read it immediately
hello
The extension is combination of DOC, RTF, HTM, PIF, COM, SCR and EXE. W32/Netsky-B may also send a ZIP file.
The email address of the sender will be spoofed.
When the attachment is opened W32/Netsky-B may display a fake message box
"The file could not be opened".
W32/Netsky-B attempts to remove registry entries related to few recent viruses,
including W32/MyDoom-A and W32/MyDoom-B.
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