Valve Anti Cheat in action:

First attempt:
Name: Russian Man
STEAM_0:1:15742300
http://steamcommunity.com/profiles/76561197991750329
http://stats.edgegamers.org/hlstats.php?mode=playerinfo&player=225428
HLX geolocation: Moscow, Russian Federation

First seen 2009-10-XX (from http://www.gametracker.com/server/93.189.11.98:27040/player/russian%20man/)
VACbanned 2009-11-02

Quick!

Second attempt:
Name: russian man
STEAM_0:1:28443939
http://steamcommunity.com/profiles/76561198017153607
Insurgency Mod Scum post: http://insurgencymod.wordpress.com/2010/03/18/cheaters/
http://fun-arena.gameme.com/playerinfo/421108
HLX geolocation: Moscow, Russian Federation

First seen 2009-12-XX (from http://www.gametracker.com/server/208.43.76.152:27015/player/russian%20man/)
First ban 2010-01-03 (EGO server)
Possibly VACbanned 2010-06-03

WTF VAC!

WTF?!:
http://www.abload.de/img/russian_man_tac14wf5.png
http://www.abload.de/img/russian_man_fun1rbf9.png

IMSIDA69B6DDF877B751195ECBA2FAC56317E3B71A3B1