Norman Scanner Engine 5.83. 7
Sandbox 05.83, dated 30/10-2005
Your message ID (for later reference): 20051218-280
nepenthes-18c49b64f9df1bf01b6e3bedeba14055-index.html : [SANDBOX] contains a security risk - W32/Malware (Signature: Korgo.C)
[ General information ]
* **IMPORTANT: PLEASE SEND THE SCANNED FILE TO: ANALYSIS@NORMAN.NO - REMEMBER TO ENCRYPT IT (E.G. ZIP WITH PASSWORD)**.
* File length: 10240 bytes.
[ Changes to filesystem ]
* Deletes file ftpupd.exe.
* Creates file C:\WINDOWS\SYSTEM32\cnhvrdx.exe.
[ Changes to registry ]
* Creates key "HKLM\Software\Microsoft\Wireless".
* Sets value "Client"="1" in key "HKLM\Software\Microsoft\Wireless".
* Creates value "SysTray"="C:\WINDOWS\SYSTEM32\cnhvrdx.exe" in key "HKLM\Software\Microsoft\Windows\CurrentVersion\Run".
* Deletes value "Client" in key "HKLM\Software\Microsoft\Wireless".
[ Network services ]
* Looks for an Internet connection.
* Connects to "103.63.127.103" on port 445 (IP).
* Connects to "192.168.0.0" on port 445 (IP).
[ Security issues ]
* Possible backdoor functionality [Authenticate] port 113.
* Possible backdoor functionality [UNKNOWN] port 3067.
[ Process/window information ]
* Creates a mutex r10.
* Creates a mutex u6.
* Creates a mutex u7.
* Creates a mutex uterm7.
* Will automatically restart after boot (I'll be back...).
[ Signature Scanning ]
* C:\WINDOWS\SYSTEM32\cnhvrdx.exe (10240 bytes) : Korgo.C.
(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 18.Dec 2005 at 05.43 - processed 18.Dec 2005 at 05.44.