VRT6.TMP, Prevx

Associated Malware Groups

The filename is associated with the malware groups:

Cloaked Malware
Malicious Software
Malware Downloader

File Behavior

VRT6.TMP has been seen to perform the following behavior:

Executes a Process
Writes to another Process's Virtual Memory (Process Hijacking)
This process creates other processes on disk
Can communicate with other computer systems using HTTP protocols
This Process Deletes Other Processes From Disk
Injects code into other processes
Registers a Dynamic Link Library File
Modifies the Windows Host File which could be used to stop you visiting specific web sites by redirecting you to alternative addresses without you knowing
Enables an In Process Object/Server - Common with DLL Injections
Creates a new Background Service on the machine
Executes Processes stored in Temporary Folders
The Process is packed and/or encrypted using a software packing process
Drops known malicious software during execution
Reads email address and phone book details
Visits web sites on your PC without you knowing

VRT6.TMP has been the subject of the following behavior:

Executed as a Process
Has code inserted into its Virtual Memory space by other programs
Terminated as a Process
Created as a process on disk
Added as a Registry auto start to load Program on Boot up

Country Of Origin

The filename VRT6.TMP was first seen on Apr 4 2008 in the following geographical regions of the Webroot community:

The United States on Apr 4 2008
Spain on Sep 11 2008
Brazil on Apr 27 2009
Europe on Sep 10 2009
Japan on Sep 10 2009
Vietnam on Jan 10 2010
South Africa on Jan 10 2010
Asia/Pacific Region on May 14 2012
Philippines on May 22 2012

File Name Aliases

VRT6.TMP can also use the following file names:

VRT388.TMP
VRT3.TMP
VRT5B.TMP
VRR5.TMP
VRR1F.TMP
VRR3.TMP
VRR7.TMP
UNPR[1].EXE
VRT1.TMP
VRR2.TMP
VRT98.TMP
VRT2.TMP
VRT15.TMP
VRTDD.TMP
VRT204.TMP
VRT5.TMP
PA[2].EXE
PA[1].EXE
=¾N�
ˆ1B�

Filesizes

The following file size has been seen:

24,576 bytes
69,120 bytes
126,976 bytes
18,632 bytes
40,448 bytes
98,540 bytes
17,408 bytes

File Type

The filename VRT6.TMP refers to many versions of an executable program.

File Activity

One or more files with the name VRT6.TMP creates, deletes, copies or moves the following files and folders:

Creates c:\docume~1\user\locals~1\temp\DIL8.tmp
Creates c:\docume~1\user\locals~1\temp\DILB.tmp
Creates c:\docume~1\user\locals~1\temp\DILE.tmp
Opens/modifes c:\autoexec.bat
Creates c:\windows\17PHolmes1001186.exe
Creates c:\docume~1\user\locals~1\temp\un.bat
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\empty[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\empty[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\empty[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\empty[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\portset[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\portset[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\portset[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\portset[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\setup_report[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\setup_report[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\setup_report[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\setup_report[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\topbanner[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\topbanner[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\topbanner[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\topbanner[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\%24a%20%24b1%0A%24c1%0A%24c2%0Awrite%20memory%0Aa32014e6[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\%24a%20%24b1%0A%24c1%0A%24c2%0Awrite%20memory%0Aa32014e6[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\%24a%20%24b1%0A%24c1%0A%24c2%0Awrite%20memory%0Aa32014e6[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\%24a%20%24b1%0A%24c1%0A%24c2%0Awrite%20memory%0Aa32014e6[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\%24a%20%24b1%0A%24c1%0A%24c2%0Awrite%20memory%0Af6201659[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\%24a%20%24b1%0A%24c1%0A%24c2%0Awrite%20memory%0Af6201659[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\%24a%20%24b1%0A%24c1%0A%24c2%0Awrite%20memory%0Af6201659[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\%24a%20%24b1%0A%24c1%0A%24c2%0Awrite%20memory%0Af6201659[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\10_10_66_2[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\10_10_66_2[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\10_10_66_2[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\10_10_66_2[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\discover[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\discover[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\discover[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\discover[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\monitordata[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\monitordata[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\monitordata[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\monitordata[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\sslhome[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\sslhome[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\sslhome[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\sslhome[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\toolbar[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\toolbar[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\toolbar[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\toolbar[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\1655384[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\1655384[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\1655384[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\1655384[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\ADSAdClient31[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\ADSAdClient31[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\ADSAdClient31[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\ADSAdClient31[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\printframe[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\printframe[1].htm
Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\printframe[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\printframe[1].htm
Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\smartports[1].htm
Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\smartports[1].htm

Website Activity

One or more files with the name VRT6.TMP interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.

Port 80 IP:194.90.224.86

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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VRT6.TMP

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