Troj/IRCFlood-O is a Trojan for the Windows platform.
Troj/IRCFlood-O includes functionality to access the internet and communicate with a remote server via HTTP.
When first run Troj/IRCFlood-O installs the following files:
<System>\psycho.exe - clean copy of mIRC
<System>\systemac.dll - clean mIRC utilities DLL
<System>\m4x[<random character>] - mIRC scripts
<System>\<random 3 digits>.reg - registry entries
<System>\mirc.ini - clean INI file
<System>\remote.ini - clean INI file
<System>\v1rg1n - text file
along with the following folders:
<System>\logs
<System>\sounds
<System>\download
all of which (files and folders) can be deleted safely.
The following registry entry is created to run Troj/IRCFlood-O on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
ISPSERVICE
<System>\psycho.exe