I found a Method how to root the OT-995.
1. Activate the Developer Options
2. Connect the OT-995 via USB to your Computer
3. Install the Driver (if you haven't it
4. Copy the root file (e.g. Update.zip) to your the folder of your SD-Card
5. Boot your OT via ADB in Fastboot (Adb reboot fastboot)
6. Download the newst ClockworkMod.img and flash it via Fastboot (fastboot flash recovery *the folder of the recovery.img*
7. Try "fastboot recovery"
8. Now ure in the Recovery Mode. Flash the root file (update.zip)
Sorry for my bad english, i'm only 16
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