File Investigation Report
ASC3550P.SYSCloaked Malware
Your PC is infected. The file called ASC3550P.SYS is considered unsafe and there may be other infections on your PC.
You should urgently check your PC and remove any malicious software including ASC3550P.SYS as soon as possible. The free version of Prevx CSI will scan your PC for millions of spyware and malware infections in less than 2 minutes. Don't put your confidential data, or your identity at risk, check your PC now with Prevx CSI.
Associated Malware Groups
The filename is associated with the malware groups:
- Cloaked Malware
- Worm
File Behavior
ASC3550P.SYS has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
ASC3550P.SYS has been the subject of the following behavior:
- Created as a process on disk
Country Of Origin
The filename ASC3550P.SYS was first seen on Jan 2 2008 in the following geographical regions of the Prevx community:
- FRANCE on Jan 2 2008
- ITALY on Jan 2 2008
- The EUROPEAN UNION on Jan 27 2008
- The UNITED STATES on Mar 5 2008
- SPAIN on Apr 18 2008
- NETHERLANDS on Apr 30 2008
File Name Aliases
ASC3550P.SYS can also use the following file names:
- 43258652.EVT
- 42217964.EVT
- CDAUDIO.SYS
- 53885285.DAT
- 40433188.EVT
- 55788298.EVT
- 62426077.DAT
- 47636300.EVT
- 41215690.EVT
Filesizes
The following file size has been seen:
- 42,368 bytes
- 42,688 bytes
- 42,336 bytes
Vendor, Product and Version Information
Files with the name ASC3550P.SYS have been seen to have the following Vendor, Product and Version Information in the file header:
- Microsoft Corporation; CD-ROM Audio Filter Driver; 5.1.2600.0
- Microsoft Corporation; CD-ROM Audio Filter Driver; 5.1.2600.0 (XPClient.010817-1148)
File Type
The filename ASC3550P.SYS refers to many versions of an object.