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iOS MITM Attack Technology and effects
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Boot validation
• CA – Apple Certificate Authority
• SIGN – Signature
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Files Protection
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Classic provisioning
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Actual provisioning
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Because “Apple Root CA” fingerprint hardcoded into iOS and have to be 61:1E:5B:66:2C:59:3A:08:FF:58:D1:4A:E2:24:52:D1:98:DF:6C:60
Why we can’t create fake signature?
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SSL
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Certificate Authority Storage
Few from 186 are quite interesting :
– C=US, O=U.S. Government, OU=DoD, OU=PKI, CN=DoD CLASS 3 Root CA
– C=JP, O=Japanese Government, OU=ApplicationCA
– C=CN, O=China Internet Network Information Center, CN=China Internet Network Information Center EV Certificates Root
…
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Certificate authentication
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I want my CA in your iOS
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Ways to install CA in iOS
o Safari
o Email attachment
o MDM
With configuration profile
Can be installed with Safari
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Attack
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Mobileconfig contains
WiFi settings (pass, SSID) for “Gate”
CA
Proxy Settings, if we want victim’s traffic even it has left attack range. (Only for iOS6)
iCloud backup (enable it, if not)
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Mobileconfig installation
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Looks bad =(
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Let’s take a look on default CA list...
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COMODO trial certificate
• You only need valid [email protected] mail for confirmation
• Can be used for signing
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How to sign
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Looks much better
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SSL Defeated But we want more
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How to get files from device
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Elcomsoft Phone Password Breaker
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Once again
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What’s in backup?
• SMS • Private photo • Emails • Application data • And more …
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Files done But we want more
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Apple Push Notification Service
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Fake! Fake! Fake!
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Wipe Tragedy (act 1/1)
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Summary
User only have to tap ‘Install’ two times to make us able to :
– Sniff all his SSL traffic (cookies,passwords, etc)
– Steal his backup (call log, sms log, photos and application data)
– Send him funny push messages or just wipe device
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