Norman Scanner Engine 5.83. 7
Sandbox 05.83, dated 3/10-2005
Your message ID (for later reference): 20051107-737
nepenthes-ab7ecc7a50f37f5e3b2c2aae5a138b59-index.html : [SANDBOX] contains a security risk - W32/Malware (Signature: Korgo.L)
[ 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 Shell_TrayWnd]" on desktop.
* File length: 10752 bytes.
[ Changes to filesystem ]
* Deletes file ftpupd.exe.
* Creates file C:\WINDOWS\SYSTEM32\lhfnp.exe.
[ Changes to registry ]
* Creates key "HKLM\Software\Microsoft\Wireless".
* Sets value "Client"="1" in key "HKLM\Software\Microsoft\Wireless".
* Creates value "Windows Update"="C:\WINDOWS\SYSTEM32\lhfnp.exe" in key "HKLM\Software\Microsoft\Windows\CurrentVersion\Run".
* Deletes value "Client" in key "HKLM\Software\Microsoft\Wireless".
[ Security issues ]
* Possible backdoor functionality [Authenticate] port 113.
[ Process/window information ]
* Creates a mutex uterm11.
* Will automatically restart after boot (I'll be back...).
* Modifies other process memory.
* Creates a remote thread.
* Creates an event called u11x.
* Creates a mutex u8.
* Creates a mutex u9.
* Creates a mutex u10.
[ Signature Scanning ]
* C:\WINDOWS\SYSTEM32\lhfnp.exe (10752 bytes) : Korgo.L.
(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 7.Nov 2005 at 17.30 - processed 7.Nov 2005 at 17.30.