Bitcoin Forum

Another large-scale, stealthy cyberattack is underway on a scale that could dwarf last week's assault on computers worldwide, a global cybersecurity firm told AFP on Wednesday.

The new attack targets the same vulnerabilities the WannaCry ransomware worm exploited but, rather than freeze files, uses the hundreds of thousands of computers believed to have been infected to mine virtual currency.

Following the detection of the WannaCry attack on Friday, researchers at Proofpoint discovered a new attack linked to WannaCry called Adylkuzz, said Nicolas Godier, a researcher at the computer security firm.

"It uses the hacking tools recently disclosed by the NSA and which have since been fixed by Microsoft in a more stealthy manner and for a different purpose," he said.

Instead of completely disabling an infected computer by encrypting data and seeking a ransom payment, Adylkuzz uses the machines it infects to "mine" in a background task a virtual currency, Monero, and transfer the money created to the authors of the viru