W32/Agent.C!tr
Analysis
- Drops a copy of itself to the System folder as commdlgdll.exe.
- Creates the following registry entry to automatically execute iteself during startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
commdlg.dll = "undefinedSystemundefined\commdlgdll.exe" - Drops a copy of itself to all removable/floppy drives as driver.exe.
- Drops the file autorun.inf to automatically execute its dropped copy whenever the drive is accessed. The following are the contents of this file:
[Autorun]
Open=driver.exe
shellexecute=driver.exe
shell\Auto\command=driver.exe
Shell=Auto
Recommended Action
- FortiGate Systems
- Check the main screen using the web interface for your FortiGate unit to ensure that the latest AV/NIDS database has been downloaded and installed on your system - if required, enable the 'Allow Push Update' option.
FortiClient Systems
- Quarantine/delete files that are detected and replace infected files with clean backup copies.
Telemetry
Detection Availability
FortiGate | |
---|---|
FortiClient | |
FortiAPS | |
FortiAPU | |
FortiMail | |
FortiSandbox | |
FortiWeb | |
Web Application Firewall | |
FortiIsolator | |
FortiDeceptor | |
FortiEDR |