Eicon Networks S92 Bedienungsanleitung PDF herunterladen (Seite 198)

YuChakTinMichael‘sGIACGCFWProjectAssignment

Page 198

TribeFloodNetwork UDP,ICMP,SYN.Smurf

Stacheldrachtandvariants UDP,ICMP,SYN.Smurf

TFN2K UDP,ICMP,SYN.Smurf

Shaft UDP,ICMP,SYN.combo

Mstream Stream(ACK)

Trinity,TrinityV3 UDP,SYN,RST,RandomFlag,ACK,Fragment,...

Oftheabovetools,TFNanditsvariancesseemtobethemostpopularchoices.An

articleprovidedbytheUniversityofChicagodescribesTFNindetail:

“TribalFloodNetworkissimilartotrin00init'sgeneraldesign,thoughthereisno

Windowsversionofit.…Communicationbetweentheclientsanddaemonsisdone

viaICMPEchoReplies.Thismeansthatthetraff iclooksalmostidenticaltostandard

pings.It'shardtolocatewithout lookingatthecontentsofthepacketandimpossible

toblockatafirewallwithoutblockingoutgoingpings.Thecommandsarehidden

insidetheidfieldoftheICMPpacket…NewerversionsofTFNallowforencryption

ofboththeiplistfile,thelistofmasters,andthedataportionoftheICMPpackets.”

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So,aslongaswehaveICMPconnectivitywiththeamplifiersandthattheTFN

daemonsarerunningonthem,wecanlaunch an attackeasily!

UsingTFN:

HowtouseTFN?

Firstofall,weneedtounderstandhowTFNworks.AccordingtoDavidDittrich,

“TFNismadeupofclientanddaemonprograms,whichimplementadistributed

networkdenialofservicetoolcapableofwagingICMPflood,SYNflood,UDPflood,

73

http://security.uchicago.edu/seminars/DDoS/tfn.shtml

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Eicon Networks S92 Bedienungsanleitung Seite 198