It is a harmless memory resident parasitic virus. It hooks INT 21h and writes itself to the end of EXE files that are executed, opened or renamed. The virus does not infect the TBAV and SCAN anti-virus programs. It does not manifest itself in any way, it contains the text strings:
This is SULEIMAN's Return written by BLACK JACK!
I'm big, I'm bad, I'm not bled!