The officials further added that the civilians were reportedly beheaded by militants affiliated with the Islamic State of Iraq and Syria (ISIS) terrorist group.
The district administrative chief for Malistan in Ghazni province Zamin Ali said the civilians were beheaded after the government rejected a prisoners swap deal.
Ali said the militants demanded the release a group of seven militants who were arrested by the Afghan security forces in Jaghori district.
According to Ali the detained militants included the group’s commander who was identified as Abdullah.
He said the militants abducted the civilians on the same day the group was arrested by the Afghan security forces.
The anti-government armed militant groups including the Taliban militants has not commented regarding the report so far.