Sudan's protesters and ruling generals Wednesday inked a deal that aims to install a civilian administration, a key demand of demonstrators since president Omar al-Bashir was deposed in a coup three months ago.

Paramilitary forces backed by Sudan's ruling military council fired at protesters in the southeastern state of Sennar on Sunday, witnesses said, and one man died of a shot to the head, according to opposition medics.

Thousands of Sudanese demonstrators took to the streets in cities across the country on Saturday, witnesses said, to mark 40 days since security forces stormed a protest camp in the capital Khartoum, killing dozens.

Sudan's ruling military council has foiled a coup attempt, a top general announced on state television Thursday, saying that 12 officers and four soldiers had been arrested.

Mobile internet services were restored across Sudan Tuesday following a court order, weeks after the ruling generals imposed a blockade

The United States on Saturday welcomed a provisional agreement forged by Sudan's ruling military council and a coalition of opposition and protest groups to share power for three years as an "important step forward."

Qatar has expressed great satisfaction at the agreement between the Transitional Military Council and the Forces of the Declaration of Freedom and Change in the brotherly Sudan.

Sudan's ruling military council and a coalition of opposition and protest groups have agreed to share power for three years and then hold elections, in a deal that brought thousands of people onto the streets to celebrate.

Talks between Sudan's ruling generals and protest leaders, held after weeks of standoff following a deadly crackdown on protesters, enter a second day Thursday with the key issue of forming a new governing body still unresolved.

Sudan's main opposition alliance said on Wednesday it was prepared for direct talks with the country's military rulers over who should head a sovereign council to lead Sudan toward elections.

A Canadian lobbying firm has signed a $6mn deal to clean up the image of feared Sudanese military leader Hemedti and grant his provisional military council diplomatic recognition and international funding, according to the contract document published by the US.

Ethiopia's mediator in the Sudan crisis on Tuesday urged the Sudanese transitional military council and opposition groups to hold direct talks on Wednesday to agree on remaining unresolved issues.