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.