LAUNCHER.EXE

System Back Door

It is possible that your PC could be infected. The file name LAUNCHER.EXE is used by both safe and unsafe programs.

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Associated Malware Groups

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

System Back Door
Cloaked Malware
Malicious Software

File Behavior

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

Executes a Process
Writes to another Process's Virtual Memory (Process Hijacking)
Registers a Dynamic Link Library File
Modifies Windows Initialization And System Settings Used On Start up
This Process Deletes Other Processes From Disk
The process hooks code into all running processes which could allow it to take control of the system or record keyboard input, mouse activity and screen contents
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
This process creates other processes on disk
The Process is packed and/or encrypted using a software packing process
Can communicate with other computer systems using HTTP protocols
Communicates with other computers using FTP connections
Creates system tray popups, messages, errors and security warnings
Opens browser pop ups
Runs Javascript code
Uses DNS to retrieve the IP address for web sites
Uses hidden browser windows to connect to web sites without telling you
Hooks the WININET.DLL function allowing it to read or copy Http and Https web page content and session information
Copies files
Injects code into other processes
Performs DNS look ups to resolve URL IP addresses
Enables the system to use a Communications Proxy Server
Terminates Processes
Adds a Link in the Start Menu
Deletes Links in the Start Menu
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

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

Created as a process on disk
Executed as a Process
Deleted as a process from disk
Has code inserted into its Virtual Memory space by other programs
Terminated as a Process
Executed from Temporary Folders
Registered as a Dynamic Link Library File
Created by processes which appear to be checking for interception by security products
Added as a Registry auto start to load Program on Boot up
Added as a Registry Key (RUNONCE) to auto start Programs on system start up
Deleted as a Link in the Start Menu
Added as a Link in the Start Menu
Copied to multiple locations on the system

Country Of Origin

The filename LAUNCHER.EXE was first seen on May 16 2007 in the following geographical regions of the Webroot community:

The United States on May 16 2007
Europe on May 16 2007
on Jun 4 2007
France on Aug 8 2007
Hungary on Mar 13 2008
Russian Federation on Mar 13 2008
Poland on Dec 9 2009
Malaysia on Apr 11 2010
The United Kingdom on Apr 11 2010
Germany on Dec 27 2010

File Name Aliases

LAUNCHER.EXE can also use the following file names:

LAUNCHER2.EXE
PERFECT WORLD.EXE
PEFECT WORLD.EXE
RAW32.EXE
TMPJTYWRN
TMPRW5IJY
TMPCBTEM9
LAUNCHER�P
LAUNCHER.EX
DC29.EXE

Filesizes

The following file size has been seen:

120,048 bytes
150,646 bytes
1,326,592 bytes
616,960 bytes
421,888 bytes
67,456 bytes
23,076,864 bytes
20,992 bytes
1,413,120 bytes

File Type

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

File Activity

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

Creates c:\docume~1\user\locals~1\temp\bt1122.bat
Deletes c:\docume~1\user\locals~1\temp\bt1122.bat

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

Further Comments or information you'd like to share: (optional)

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