UNREGAAW.EXE, Prevx

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Close Up

Associated Malware Groups

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

Malicious Software
Worm

File Behavior

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

Executes a Process
This Process Deletes Other Processes From Disk
Drops known malicious software during execution
Includes file creation code which could be used to test for interception by security products
This Process is a file infector which modifies program files to include a copy of the infection
Uses backdoor interfaces to certain security applications
Uses functions commonly exploited by Worms
Uses DNS to retrieve the IP address for web sites

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

Deleted as a process from disk
Created as a process on disk
Executed as a Process

Country Of Origin

The filename UNREGAAW.EXE was first seen on Mar 17 2008 in the following geographical regions of the Webroot community:

Europe on Mar 17 2008
Mexico on Aug 31 2008
Spain on Apr 6 2009
Turkey on Apr 22 2013

Filesizes

The following file size has been seen:

236,544 bytes
162,821 bytes
191,897 bytes
201,216 bytes
168,444 bytes

File Type

The filename UNREGAAW.EXE refers to many versions of an executable program.

File Activity

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

Creates c:\windows\rundl132.exe
Creates c:\windows\Logo1_.exe
Deletes c:\docume~1\user\locals~1\temp\$$a9.bat
Creates c:\docume~1\user\locals~1\temp\$$a9.bat
Creates c:\windows\vDll.dll
Creates d:\_desktop.ini
Creates c:\_desktop.ini
Creates c:\config.msi\_desktop.ini
Creates c:\malwarefiles\_desktop.ini
Creates c:\mbr\_desktop.ini
Creates c:\program files\_desktop.ini
Creates c:\program files\adobe\_desktop.ini
Creates c:\program files\adobe\reader 8.0\_desktop.ini
Creates c:\program files\adobe\reader 8.0\reader\_desktop.ini
Creates c:\program files\adobe\reader 8.0\reader\plug_ins3d\_desktop.ini
Creates c:\program files\adobe\reader 8.0\reader\plug_ins3d\prc\_desktop.ini
Creates c:\program files\adobe\reader 8.0\resource\_desktop.ini
Creates c:\program files\adobe\reader 8.0\resource\cmap\_desktop.ini
Creates c:\program files\adobe\reader 8.0\resource\font\_desktop.ini
Creates c:\program files\ati technologies\_desktop.ini
Creates c:\program files\ati technologies\uninstallall\_desktop.ini
Creates c:\program files\intel\_desktop.ini
Creates c:\program files\intel\ans\_desktop.ini
Creates c:\program files\intel\dmix\_desktop.ini
Creates c:\program files\intel\dmix\hlp\_desktop.ini
Creates c:\program files\intel\dmix\resource\_desktop.ini
Creates c:\program files\intel\dmix\uninst\_desktop.ini
Creates c:\program files\intel\ncs2\_desktop.ini
Creates c:\program files\intel\ncs2\agent\_desktop.ini
Creates c:\program files\intel\ncs2\wmiprov\_desktop.ini
Creates c:\program files\intel\ncs2\wmiprov\mof\_desktop.ini
Creates c:\program files\microsoft bootvis\_desktop.ini
Creates c:\program files\online services\_desktop.ini
Creates c:\program files\prevx\_desktop.ini
Creates c:\program files\prevx2\_desktop.ini
Creates c:\program files\prevx2\dctlibs\_desktop.ini
Creates c:\program files\prevx2\gfx\_desktop.ini
Creates c:\program files\prevx2\help\_desktop.ini
Creates c:\program files\prevx2\html\_desktop.ini
Creates c:\program files\prevx2\log\_desktop.ini
Creates c:\program files\prevx2\maitemp\_desktop.ini
Creates c:\program files\prevx2\modules\_desktop.ini
Creates c:\program files\prevx2\support\_desktop.ini
Creates c:\program files\prevx2\support\drivers\_desktop.ini
Creates c:\program files\prevx2\support\drivers\2k\_desktop.ini
Creates c:\program files\prevx2\support\drivers\2k3\_desktop.ini
Creates c:\program files\prevx2\support\drivers\xp\_desktop.ini
Creates c:\program files\prevx2\translations\_desktop.ini
Creates c:\program files\prevx2\translations\dutch\_desktop.ini
Creates c:\program files\prevx2\translations\dutch\gfx\_desktop.ini

Help the Webroot Community to fight cyber crime

We are always looking for ways to improve the quality and speed of research to help us protect you from malicious software and cyber crime.

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
I have this file on my PC and think it has made my PC slower
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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