Prevx Research Division
VRTA.TMP
Malware DownloaderFree PC Cleanup from Webroot
Use Webroot SecureAnywhere to remove VRTA.TMP.
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Associated Malware Groups
The filename is associated with the malware groups:
- Malware Downloader
- Malicious Software
File Behavior
VRTA.TMP has been seen to perform the following behavior:
- Executes Processes stored in Temporary Folders
- 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
- Executes a Process
- This process creates other processes on disk
- Modifies Windows Initialization And System Settings Used On Start up
- Writes to another Process's Virtual Memory (Process Hijacking)
- The Process is packed and/or encrypted using a software packing process
- Can communicate with other computer systems using HTTP protocols
- Terminates Processes
- Hooks the WININET.DLL function allowing it to read or copy Http and Https web page content and session information
- Injects code into other processes
- Performs DNS look ups to resolve URL IP addresses
- Registers a Dynamic Link Library File
- This Process Deletes Other Processes From Disk
VRTA.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
Country Of Origin
The filename VRTA.TMP was first seen on Apr 3 2008 in the following geographical regions of the Webroot community:
- Spain on Apr 3 2008
- Canada on Apr 3 2008
- South Africa on Apr 23 2009
- Egypt on Dec 2 2009
- Switzerland on Dec 2 2009
- Brazil on Apr 25 2010
- Algeria on Jan 30 2012
File Name Aliases
VRTA.TMP can also use the following file names:
- VRR2.TMP
- VRT2E.TMP
- DATA.TMP
- MSDUBMN.BAT
- VRT21.TMP
- VRT5.TMP
- VRT1.TMP
- VRT3.TMP
- VRT6.TMP
- VRTDA7C.TMP
- VRTE0DA.TMP
- 39830401.DAT
- 26853479.SVD
Filesizes
The following file size has been seen:
- 44,544 bytes
- 43,008 bytes
- 14,336 bytes
- 45,568 bytes
- 18,944 bytes
File Type
The filename VRTA.TMP refers to many versions of an executable program.
File Activity
One or more files with the name VRTA.TMP creates, deletes, copies or moves the following files and folders:
- Creates c:\docume~1\user\locals~1\temp\DIL9.tmp
- Creates c:\docume~1\user\locals~1\temp\DILC.tmp
- Creates c:\docume~1\user\locals~1\temp\DILF.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\mail[1].htm
- Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\mail[1].htm
- Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\mail[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\mail[1].htm
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\mail[2].htm
- Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\mail[2].htm
- Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\mail[2].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\2lcwzf76\mail[2].htm
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\mail[1].htm
- Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\mail[1].htm
- Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\mail[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\4cvefhyb\mail[1].htm
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\index[1].htm
- Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\index[1].htm
- Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\index[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\index[1].htm
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\mail[3].htm
- Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\mail[3].htm
- Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\mail[3].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\mail[3].htm
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\runonce2[1].htm
- Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\runonce2[1].htm
- Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\runonce2[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\67acpgmg\runonce2[1].htm
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\B2752209[1].htm
- Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\B2752209[1].htm
- Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\B2752209[1].htm to c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\B2752209[1].htm
- Creates c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\CA2KWJIZ.HTM
- Deletes c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\CA2KWJIZ.HTM
- Moves c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\CA2KWJIZ.HTM to c:\documents and settings\user\local settings\temporary internet files\content.ie5\7gddxlhz\CA2KWJIZ.HTM
- Creates c:\program files\common files\microsoft shared\stationery\Blank.htm
- Deletes c:\program files\common files\microsoft shared\stationery\Blank.htm
- Moves c:\program files\common files\microsoft shared\stationery\Blank.htm to c:\program files\common files\microsoft shared\stationery\Blank.htm
- Creates c:\program files\common files\microsoft shared\stationery\Citrus Punch.htm
- Deletes c:\program files\common files\microsoft shared\stationery\Citrus Punch.htm
- Moves c:\program files\common files\microsoft shared\stationery\Citrus Punch.htm to c:\program files\common files\microsoft shared\stationery\Citrus Punch.htm
- Creates c:\program files\common files\microsoft shared\stationery\Clear Day.htm
- Deletes c:\program files\common files\microsoft shared\stationery\Clear Day.htm
- Moves c:\program files\common files\microsoft shared\stationery\Clear Day.htm to c:\program files\common files\microsoft shared\stationery\Clear Day.htm
- Creates c:\program files\common files\microsoft shared\stationery\Fiesta.htm
- Deletes c:\program files\common files\microsoft shared\stationery\Fiesta.htm
- Moves c:\program files\common files\microsoft shared\stationery\Fiesta.htm to c:\program files\common files\microsoft shared\stationery\Fiesta.htm
- Creates c:\program files\common files\microsoft shared\stationery\Glacier.htm
- Deletes c:\program files\common files\microsoft shared\stationery\Glacier.htm
- Moves c:\program files\common files\microsoft shared\stationery\Glacier.htm to c:\program files\common files\microsoft shared\stationery\Glacier.htm
- Creates c:\program files\common files\microsoft shared\stationery\Ivy.htm
- Deletes c:\program files\common files\microsoft shared\stationery\Ivy.htm
- Moves c:\program files\common files\microsoft shared\stationery\Ivy.htm to c:\program files\common files\microsoft shared\stationery\Ivy.htm
- Creates c:\program files\common files\microsoft shared\stationery\Leaves.htm
- Deletes c:\program files\common files\microsoft shared\stationery\Leaves.htm
Website Activity
One or more files with the name VRTA.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
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