text: This is the shocking moment a six-year-old girl fell to her death after being dragged by an escalator at a shopping centre in Malaysia. CCTV footage captured the tragic moment little Nurhayada Sofia, who was out shopping with her mother, suddenly disappeared through a gap and plunged five floors. She was killed on impact after suffering horrific head injuries. Scroll down for video . This is the shocking moment Nurhayada Sofia fell to her death after being dragged by an escalator at a shopping centre in Malaysia . The heartbreaking accident happened while her mother was on the phone to her husband Musa who had called to check how she and his two daughters were. Nurhayada is seen in the video playing with the  handrail at the top of the escalator with her five-year-old sister at the Kenanga Wholesale City mall in Pudu, Malaysia. She then appears to be dragged over the side and vanishes. The six-year-old was out shopping with her mother and sister at the Kenanga Wholesale City mall in Pudu, Malaysia . Nurhayada can be seen in the CCTV footage playing with the handrail at the top of the escalator . Stunned bystanders at the busy shopping mall rush to the edge and peer over in shock. Her distraught father Musa told The Star: 'We were still arguing when I heard a commotion and the line was cut. 'Minutes later, my wife called back to say that Nurhayada was dead. I just couldn't believe it.' Her mother was said to have been inconsolable and said: 'I made a mistake and my daughter is dead.' An investigation has been launched by police and the fire service are looking into whether the mall has breached safety regulations. Nurhayada is expected to be buried in her father's hometown in Muar. The youngster, whose mother was on the phone at the time of the tragic accident, appeared to have been dragged up onto the rail . Nurhayada then appears to be dragged over the side and vanishes as stunned bystanders at the busy shopping mall rush to the edge and peer over in shock .
target: Nurhayada Sofia fell to her death after being dragged by an escalator .
  The 6-year-old was shopping with mother at the mall in Pudu, Malaysia .
  CCTV shows her playing with the handrail before she slips through gap .
  Her mother - who had been on the phone- was said to be inconsolable .