COM.RUN

System Back Door

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Associated Malware Groups

The filename is associated with the malware groups:

System Back Door
Worm
Malicious Software

File Behavior

COM.RUN has been seen to perform the following behavior:

The Process is packed and/or encrypted using a software packing process
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

COM.RUN has been the subject of the following behavior:

Created as a process on disk
Registered as a Dynamic Link Library File
Copied to multiple locations on the system

Country Of Origin

The filename COM.RUN was first seen on Jun 8 2007 in the following geographical regions of the Webroot community:

China on Jun 8 2007
The United Kingdom on Jun 8 2007
Spain on Mar 5 2008
Georgia on Sep 23 2008
The United States on Nov 25 2008
Egypt on Jan 1 2009
Syrian Arab Republic on Jan 1 2009
Panama on Apr 6 2009
Uruguay on Apr 6 2009
Kazakhstan on Aug 9 2010

File Name Aliases

COM.RUN can also use the following file names:

DC4.RUN
05093984.SVD
96912397.RUN
94196391.RUN
71784994.RUN
98454953.RUN
25061689.LST
43546944.RUN
67175483.RUN
17704995.DAT
81561047.RUN
91648748.RUN
49615092.RUN
10684016.DAT
62943253.RUN

Filesizes

The following file size has been seen:

278,528 bytes
270,336 bytes
266,240 bytes
262,144 bytes

File Type

The filename COM.RUN refers to many versions of a dynamic link library.

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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