No, it is not. Of course they look out for themselves first. However, in this time of war and international sanctions they are one of the countries who are deepening their ties with Russia.
They are spending a lot of money on PR to make it seem like they are on the side of the west, but in actual fact they have been profiting massively from Russia over the last few years.
They may not be a military ally but they are certainly an economic ally of Russia.
https://en.m.wikipedia.org/wiki/Russia%E2%80%93United_Arab_E...
> Even though Russia invaded Ukraine, business between the two countries strengthened and many Russian businessmen has flocked to Dubai to purchase properties and invest in the region. Trade between the two countries has doubled to $5 billion over the last three years and they are approximately 4,000 companies with Russian roots that are operating within the country.[8]
> According to the leaked confidential US documents,[9] titled “Russia/UAE: Intelligence Relationship Deepening”, the Russian intelligence officials were engaged in strengthening their relations with the United Arab Emirates. The document stated that Russia had convinced the Emirates “to work together against US and UK intelligence agencies”. It also concluded that the UAE viewed it as an “opportunity” to diversify its partnerships, while the US was gradually parting ways from the Emirates. However, the UAE government had dismissed the accusations that they were maintaining close ties with Russian intelligence.[10]