TrojanDownloader:Win32/Tonick.gen is a generic detection for a trojan that terminates processes and downloads and executes arbitrary files.
Downloads and Executes Arbitrary Files
Win32/Tonick.gen may attempt to download and execute arbitrary files from these remote sites:
Downloaded files are stored in the same folder from where the trojan was executed. Files may be saved as the following:
<Win32/Tonick.gen file folder>\app.exe
<Win32/Tonick.gen file folder>\install.exe
This trojan may attempt to terminate the following processes:
TrojanDownloader:Win32/Tonick.gen may drop a batch file in its current location and run it. The batch file tries to delete the downloaded files, the trojan's executable and finally, itself.
Analysis by Andrei Florin Saygo