Here are some errors. Mostly minor things. Good job.

Еще не все перфораторы пустили на слом,
And when not all punched-card readers were utilised,

Распечатки не резали мы на листы,
Not sure about this but maybe:
We were not shredding our printouts on paper.

But we was in exstacy from their reproduction
But we were in exstacy from their reproduction

We wasn`t scared those days, we was much more courageous,
We weren`t scared those days, we were much more courageous

And we leaves old friends for new XT,
And we leave old friends for new XT,

We changing comands opcodes, and tracing INT`s*,
Dissassembling BIOS and wrighting to ports
Something what censore won`t let you printing.

We are changing commands opcodes, and tracing INT's*,
Disassembling BIOS and writing to ports
Something that censors won't let you print.

But this happy time is passed, it was a long time ago
But this happy time has passed, it was a long time ago

We overgrowned by AIDS-test`s** like wood with moss
We have so many protections, what sometimes we forgoting our passwords...

We are overgrown by AIDS-tests like wood with moss
We have so much protections, that sometimes we forget our passowords...

But once we wasn`t scared by any software
And just with DEBUGGER we went to fight
And skillfuly written virus we greetings like brother.

But once we were not scared by any software
And just with a DEBUGGER we went to fight
And skillfully written virus, we greeted like a brother.

But now we at every trifle pressinng RESET,
But now at every trifle we press RESET,