Initially, I was going to tear the mickey out of you. There was going to be a lmgtfy.com link, followed by baby punching. Seeing as I just can't work up the energy to insult you, here:
Its called 6B43, and it looks like pureed spinach. What the little fiddly bits on the shoulder are, I have no idea.
Also, after extensive research, the Russians don't use any red patterns currently. Given that MW2 is based a few years in a future, its probably something they made up because it looks cool.
The stuff DMitri posted is the only thing that even comes close, and you're going to look like a 'tard running around in that in the woods, and its probably going to shred the first time you walk within 20 yards of anything that may or may not have once had a sharp edge.
The King Of al-Talk. Hey, at least I'm not a troll.
My dog wouldn't know what to do with a duck if she caught it, but she's cute. And hates Mexicans. +1!