Alimbekova did not make a single mistake and finished in 20 minutes 12.3 seconds.
Norwegian Tiril Eckhoff (+10.6) became the second.
The top three was closed by Franziska Preuss from Germany (+11.4).
Among the Russian women, Ulyana Kaisheva performed best of all, taking 18th place.
Earlier, Alexander Kasperovich called the start of the season successful in the performance of biathlete Alexander Loginov.