Worm:Win32/SillyShareCopy.AS is a worm - a self-propagating program that can spread itself from one computer to another. Worms may spread themselves via a variety of different channels in order to compromise new computers. Commonly, worms may spread directly by copying themselves to removable or network drives, or by attempting to exploit particular vulnerabilities on targeted computers. Worms also often attempt to spread via platforms that require user interaction in order to run. They may send themselves as an attachment to an email or an instant message, or send a link to a copy of themselves in the body of a message. In these cases the message needs to be convincing enough to encourage the victim to click on the link or attachment and run or download a copy of the worm.
Installation
When executed, Worm:Win32/SillyShareCopy.AS copies itself to <system folder>\icbg.exe.
Note: <system folder> refers to a variable location that is determined by the malware by querying the Operating System. The default installation location for the System folder for Windows 2000 and NT is C:\Winnt\System32; and for XP, Vista, and 7 is C:\Windows\System32.
The malware creates the following files on an affected computer:
Spreads via…
Peer-to-Peer file sharing
Worm:Win32/SillyShareCopy.AS may attempt to spread via Peer-to-Peer(P2P) file sharing by copying itself to the shared folders of particular P2P file sharing applications. The worm copies itself to the shared folders of these applications using file names designed to entice other users of the file sharing network into downloading and running copies of the worm.
The following table details this behavior:
| If the following programs are installed: | Then the malware may copy itself to the following folders: | Using one of the following file names: |
- applejuice
- bearshare
- eDonkey
- eMule
- Gnucleus
- grokster
- kazaa
- KMD
- limewire
- Morpheus
- Overnet
- Rapigator
- Swaptor
- Tesla
- WinMX
- Xolox
| - %programfiles%\applejuice\incoming\
- %programfiles%\bearshare\shared\
- %programfiles%\edonkey2000\incoming\
- %programfiles%\emule\incoming\
- %programfiles%\gnucleus\downloads\
- %programfiles%\grokster\my grokster\
- %programfiles%\kazaa lite\my shared folder\
- %programfiles%\kazaa\my shared folder\
- %programfiles%\kmd\my shared folder\
- %programfiles%\limewire\shared\
- %programfiles%\morpheus\my shared folder\
- %programfiles%\overnet\incoming\
- %programfiles%\rapigator\share\
- %programfiles%\swaptor\download\
- %programfiles%\tesla\files\
- %programfiles%\winmx\my shared folder\
- %programfiles%\xolox\downloads\
| |
Payload
Contacts remote host
Worm:Win32/SillyShareCopy.AS may contact a remote host at www.terocode.x10.mx using port 80. Commonly, malware may contact a remote host for the following purposes:
- To report a new infection to its author
- To receive configuration or other data
- To download and execute arbitrary files (including updates or additional malware)
- To receive instruction from a remote attacker
- To upload data taken from the affected computer
This malware description was produced and published using our automated analysis system's examination of file SHA1 6f3a019676969f0addeb31452b8cafc6fa1f9769.
