Police maintain that the 27-year-old was killed in a botched robbery.
The hackers have warned: 'If you don't cooperate more will leak.'
Stars argue the threat against WikiLeaks represents "a step into the darkness".
Hackers attempted to trick victims into clicking on 'macro-enabled malware'.
WannaCry feeds on a particular Windows exploit and encrypts user data until they pay up.
NCA collaborating with FBI, Europol and Interpol to hunt the cyber-criminals.
Proofpoint experts say hackers exploiting "EternalBlue" and "DoublePulsar" exploits.
Shadow Brokers previously leaked a number of 'cyberweapons' from an NSA-linked cyber unit.
However, Microsoft is unlikely to get into any legal trouble over Windows vulnerability.
Do you get your data back or is it just a ploy?
The new harder-to-kill strain is already infecting computer systems in four countries, renewing fears of another wave of cyberattacks across the world.
Lazarus Group hackers also linked to Bangladesh Bank heist in 2016.
Hackers' bitcoin wallets may prove they were 'unprepared' for such a widespread attack.
Ransomware has spread across the world - disrupting UK hospitals and businesses.
Ties to the global WannaCry ransomware attack have undone years of positive growth for bitcoin.
Putin said: "The initial source of this virus is the United States security agencies."
The infectious malware has been recorded in over 150 countries - who is responsible?
Experts say renewed attacks could hit computers once again if systems are not patched.
Three bitcoin wallets attached to the WannaCry ransomware attack have earned less than £40,000.
United Airlines operates around 4,500 flights to more than 330 destinations across the globe.
High-profile organisations such as the NHS, Renault, FedEx, Bank of China and more were affected.
'The governments of the world should treat this attack as a wake-up call,' Brad Smith, Microsoft president said.
Experts estimate that the ransomware infected over 100,000 computers across nearly 150 countries.
Patients also told to stay away from GPs unless urgent.
Rob Wainwright, director of Europol, said the scale of the attack was unprecedented.
Jonathan Ashworth said that Hunt must face questions on why systems were not replaced.
Hospitals are seen as 'soft targets' due to their antiquated IT systems.
IBTimes UK speaks to experts to find out more about potential cyberthreats in the run-up to the election.
Windows 10 users are largely unaffected by this threat.
The cyberattack is being termed the deadliest and most widespread ever.