ThreatExpert's Statistics for Backdoor:IRC/Zcrew.gen [Microsoft]:

Backdoor:IRC/Zcrew.gen [Microsoft] is also known as:

Threat Alias	Number of Incidents
IRC/Flood.gen.b [McAfee]	23
Backdoor.IRC.Zapchast [Ikarus]	6
Backdoor.IRC.Zcrew [Ikarus]	1