A04.EXE

File Behavior

A04.EXE has been seen to perform the following behavior:

• Enables an In Process Object/Server - Common with DLL Injections
• This process creates other processes on disk
• The Process is packed and/or encrypted using a software packing process
• 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
• Executes a Process
• Adds a Registry Key (EXPLORER) to auto start Programs on system start Boot up
• This Process Deletes Other Processes From Disk
• Drops known malicious software during execution
• Can Send email using SMTP protocols
• This Process sends MIME Email
• This Process Contains User Mode Rootkit Functionality and can hide itself from the running process list
• Modifies Windows Initialization And System Settings Used On Start up
• Found on infected systems and resists interrogation by security products
• Writes to another Process's Virtual Memory (Process Hijacking)
• Adds products to the system registry
• Registers a Dynamic Link Library File
• Injects code into other processes

A04.EXE has been the subject of the following behavior:

• Executed as a Process
• Created as a process on disk
• Deleted as a process from disk
• Has code inserted into its Virtual Memory space by other programs
• Executed from Temporary Folders