Corel Office7 envoy7

Last Updated on Thursday, 06 September 2012 12:04 Thursday, 25 August 2011 11:07

A program by the name Corel\Office7\envoy7 affects the computers running on the Microsoft windows operating systems. It's analysis report is given below

Files and folders found - view
C:\Corel\Office7\envoy7\dvsetup7.exe
C:\Corel\Office7\envoy7\Envoy7.exe
C:\Corel\Office7\envoy7\evydstUS.txt
C:\Corel\Office7\envoy7\evylcdUS.txt
C:\Corel\Office7\envoy7\system\dvres7US.dll
C:\Corel\Office7\envoy7\system\Envoy7.ex_
C:\Corel\Office7\envoy7\system\evy7US.dll
C:\Corel\Office7\envoy7\system\evy7US.dl_
C:\Corel\Office7\envoy7\system\Evygw7.exe
C:\Corel\Office7\envoy7\system\Evypkg7
C:\Corel\Office7\envoy7\system\Evyr7US.hl_
C:\Corel\Office7\envoy7\system\Evyxh7.dll
C:\Corel\Office7\envoy7\system\Evyxh7US.dll
C:\Windows\siprgr.dll
C:\Windows\System32\NvTaskbarIne.exe
C:\Windows\System32\Evysh7.dll
C:\Windows\System32\Evysh7US.dll
C:\Windows\System32\sattcp.exe
C:\Windows\System32\statcss.exe

Folders
C:\Corel
C:\Corel\Office7
C:\Corel\Office7\envoy7
C:\Corel\Office7\envoy7\system

Files in Temp folder
%Temp%\IXP000.TMP\NvTaskbarIne.exe

(Full path for the short folder names)

It communicates with a remote SMTP server and sends out email.
It is a Mass-mailer that sends out email to the email addresses harvested from the local computer.
It stops services - "Error Reporting Service", "Security Center"

There may be more files created by this virus program. You can find them out. First locate and note down the "date of creation" of any of the files mentioned above, and after that, search the hard disk for other files created on that date or onward. See image

Necessary steps required to remove this virus program

To start the services that are stopped by the virus
To remove processes created by the virus program from the Task Manager
To search and delete files created by the virus program from the hard disk. Enable to view "hidden files and folders" before you search. Otherwise files created by the virus program inside the hidden folders will not be found
To remove obsolete registry keys using CCleaner

Detailed instructions and free Tools

Preventive steps to avoid virus programs

Reprinted with permission from Threatexpert.com

Disclaimer

Vocabulary of the technical terms used in this article