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ThreatExpert's Statistics for Backdoor.IRC.Aladinz [Symantec]:

Backdoor.IRC.Aladinz [Symantec] is also known as:
Threat AliasNumber of Incidents
Backdoor.IRC.Zapchast.zwrc [Kaspersky Lab]15
Backdoor.IRC.Zapchast [Ikarus]14
Mal/Zapchas-C [Sophos]14
IRC/Flood.gen.b [McAfee]12
mIRC/Zapchast [AhnLab]11
Backdoor.IRC.Zapchast [PC Tools]9
Backdoor:IRC/IRCFlood [Microsoft]3
Mal/Zapchas-A [Sophos]1
not-a-virus:Client-IRC.Win32.mIRC.603 [Kaspersky Lab]1
Trojan.mIRC-Based.AM [PC Tools]1

Backdoor.IRC.Aladinz [Symantec] has the following possible country of origin:
OriginNumber of Incidents
Russian Federation1