India, March 12 -- Oil prices inched higher on Wednesday amid expectations of some supply disruptions in Russia after Ukraine claimed it had attacked a major oil refinery in Moscow.

Investors also await the OPEC's monthly report for more insights into the cartel's plans for production.

Benchmark Brent crude futures rose 0.4 percent to $9.83 in early European trade, while WTI crude futures were up 0.4 percent at $66.54.

Ukrainian forces hit and damaged the Moscow Oil Refinery and a Druzhba oil pipeline facility in Oryol Oblast in a fierce overnight drone attack on Monday, the General Staff of Ukraine's Armed Forces has reported.

However, the oil refinery owned by Russia's Gazpromneft is operating normally, the company said.

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