RUN.EXE

File Behavior

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

• Executes a Process
• Adds products to the system registry
• Writes to another Process's Virtual Memory (Process Hijacking)
• Adds a Registry Key (RUN) to auto start Programs on system start up
• Automatically changes your firewall settings to allow itself or other programs to communicate over the internet
• This process creates other processes on disk
• This Process Deletes Other Processes From Disk
• Executes Processes stored in Temporary Folders
• Can make outbound communication to other computers, IM chat rooms and other services using IRC protocols
• Registers a Dynamic Link Library File
• Copies files
• Injects code into other processes
• Performs DNS look ups to resolve URL IP addresses
• Uses Instant Messaging to communicate without the user's knowledge
• Uses embeded Instant Message Channel Settings
• The Process is packed and/or encrypted using a software packing process
• Deletes Links in the Start Menu
• Enables an In Process Object/Server - Common with DLL Injections
• Adds a Link in the Start Menu
• Found on infected systems and resists interrogation by security products
• Hooks the WININET.DLL function allowing it to read or copy Http and Https web page content and session information
• Creates or uses a background service to access the Internet using HTTP protocols
• Downloads program file(s) and other content from the web
• Terminates Processes
• Modifies Windows Security Policies to restrict/expand User Privileges on the machine

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

• Executed as a Process
• Created as a process on disk
• Has code inserted into its Virtual Memory space by other programs
• Deleted as a process from disk
• Added as a Registry auto start to load Program on Boot up
• Executed from Temporary Folders
• Terminated as a Process
• Registered as a Dynamic Link Library File
• Copied to multiple locations on the system