Norman Scanner Engine 5.82.  1
Sandbox 05.82, dated  2/05-2005

Your message ID (for later reference): 20050619-381

nepenthes-400e704fba26c0f243284f06e78ab301-index.html : [SANDBOX] contains a security risk - W32/Backdoor (Signature: NO_VIRUS)
 [ General information ]
    * **IMPORTANT: PLEASE SEND THE SCANNED FILE TO: ANALYSIS@NORMAN.NO - REMEMBER TO ENCRYPT IT (E.G. ZIP WITH PASSWORD)**.
    * **Locates window "NULL [class mIRC]" on desktop.
    * File length:       212992 bytes.

 [ Changes to filesystem ]
    * Creates file C:\WINDOWS\SYSTEM\ntsf.exe.
    * Deletes file 1.

 [ Changes to registry ]
    * Creates value "NTSF MICROSOFT SYSTEM"="ntsf.exe" in key "HKLM\Software\Microsoft\Windows\CurrentVersion\Run".
    * Creates value "NTSF MICROSOFT SYSTEM"="ntsf.exe" in key "HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices".
    * Creates value "NTSF MICROSOFT SYSTEM"="ntsf.exe" in key "HKCU\Software\Microsoft\Windows\CurrentVersion\Run".
    * Sets value "restrictanonymous"="" in key "HKLM\System\CurrentControlSet\Control\Lsa".

 [ Network services ]
    * Looks for an Internet connection.
    * Connects to "koldus.no-ip.org" on port 6667 (TCP).
    * Connects to IRC server.
    * IRC: Uses nickname |18919043.
    * IRC: Uses username ixllgipo.
    * IRC: Joins channel #Lol with password topolina.

 [ Security issues ]
    * Possible backdoor functionality [Authenticate] port 113.

 [ Process/window information ]
    * Creates a mutex Sh0[x].
    * Will automatically restart after boot (I'll be back...).
    * Enumerates running processes.


(C) 2004 Norman ASA. All Rights Reserved.
The material presented is distributed by Norman ASA as an information source only.
Sent by removed@email.com to sandbox.

Received 19.June 2005 at 19.24 - processed 19.June 2005 at 19.24.

 
analysis/norman/400e704fba26c0f243284f06e78ab301.txt · Last modified: 2006/03/05 20:14
 
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