PORTIO32.EXE, Prevx

Associated Malware Groups

The unsafe files using this name are associated with the malware group:

Malicious Software

File Behavior

PORTIO32.EXE has been seen to perform the following behavior:

This process creates other processes on disk
Executes a Process
This Process Deletes Other Processes From Disk
Found on infected systems and resists interrogation by security products
Uses low level functions to hide itself from the user and from system/security processes
Uses rootkit techniques to conceal its presence, interrogation or removal

PORTIO32.EXE has been the subject of the following behavior:

Created as a process on disk
Executed as a Process
Has code inserted into its Virtual Memory space by other programs
Executed from Temporary Folders
Deleted as a process from disk

Country Of Origin

The filename PORTIO32.EXE was first seen on Sep 26 2008 in the following geographical regions of the Webroot community:

Spain on Sep 26 2008
Italy on Sep 26 2008
The United Kingdom on Mar 3 2009

File Name Aliases

PORTIO32.EXE can also use the following file names:

PORTIO32[1].EXE
45635167.DAT
00555852.EXE
19388624.EXE
95931477.DAT
87327978.EXE
77204082.EXE

Filesizes

The following file size has been seen:

93,184 bytes
95,232 bytes
272,862 bytes
24,576 bytes

File Type

The filename PORTIO32.EXE is used by multiple object types including objects,executable programs.

File Activity

One or more files with the name PORTIO32.EXE creates, deletes, copies or moves the following files and folders:

Creates c:\docume~1\user\locals~1\temp\bt35346.bat
Creates c:\documents and settings\user\local settings\application data\ALREADY.vbs
Creates c:\documents and settings\user\local settings\application data\DEVCON.EXE
Creates c:\documents and settings\user\local settings\application data\Driver_ReadMe.txt
Creates c:\documents and settings\user\local settings\application data\INSTALL.vbs
Creates c:\documents and settings\user\local settings\application data\INSTL-FAIL.vbs
Creates c:\documents and settings\user\local settings\application data\NOSUCH.vbs
Creates c:\documents and settings\user\local settings\application data\portio32.inf
Creates c:\documents and settings\user\local settings\application data\portio32.sys
Creates c:\documents and settings\user\local settings\application data\PortIO32.dll
Creates c:\documents and settings\user\local settings\application data\RESTART.vbs
Creates c:\documents and settings\user\local settings\application data\RMOV-FAIL.vbs
Creates c:\documents and settings\user\local settings\application data\SUCCESS.vbs
Creates c:\documents and settings\user\local settings\application data\UNINSTALL.vbs
Deletes c:\docume~1\user\locals~1\temp\bt35346.bat
Deletes c:\documents and settings\user\local settings\application data\ALREADY.vbs
Deletes c:\documents and settings\user\local settings\application data\DEVCON.EXE
Deletes c:\documents and settings\user\local settings\application data\Driver_ReadMe.txt
Deletes c:\documents and settings\user\local settings\application data\INSTALL.vbs
Deletes c:\documents and settings\user\local settings\application data\INSTL-FAIL.vbs
Deletes c:\documents and settings\user\local settings\application data\NOSUCH.vbs
Deletes c:\documents and settings\user\local settings\application data\portio32.inf
Deletes c:\documents and settings\user\local settings\application data\portio32.sys
Deletes c:\documents and settings\user\local settings\application data\PortIO32.dll
Deletes c:\documents and settings\user\local settings\application data\RESTART.vbs
Deletes c:\documents and settings\user\local settings\application data\RMOV-FAIL.vbs
Deletes c:\documents and settings\user\local settings\application data\SUCCESS.vbs
Deletes c:\documents and settings\user\local settings\application data\UNINSTALL.vbs
Creates c:\windows\yehal

Help the Webroot Community to fight cyber crime

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The filename referred to in this report is often associated with PC infections. If you have a program of this name on your PC and would like to help our research please tell us what you know in the form below:

I have this file on my PC and believe it is an infection
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My firewall asked if I wanted to let this file have access to the Internet
My PC will not work since I noticed this file on it
My antivirus detected this file but won't remove it
I know what this file is and believe it is a Safe program
I am the author of this file and would like to discuss how to have it reclassified as safe

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PORTIO32.EXE

Free PC Cleanup from Webroot