The article is somewhat misleading because the Russians claim that the technology was provided by a state actor and that it was only made to look primitive in order to provide deniability.

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On Tuesday, the Russian Defence Ministry appeared to accuse the US of being involved in the latest attack, claiming that an American Poseidon intelligence aircraft patrolling over the base during the attack was a “strange coincidence”.

It also said in an earlier post that the perpetrators needed technology from “countries with high-technological capabilities” and the drones’ explosive devices had “foreign detonating fuses”.

http://www.independent.co.uk/news/world/middle-east/russia-m...