Bitcoin Extortion Group DD4BC Prompts Warning from Swiss Government


Extortionist group DD4BC is behind a new wave of distributed denial-of-service (DDOS) attacks against organizations in Switzerland, New Zealand and Australia.

With the new attacks, the group is seeking 25 BTC from affected parties in exchange for relinquishing the flood of inbound data is issues that renders recipient websites inaccessible.

Most recently, DD4BC was named in an 8th May warning published by the Swiss Governmental Computer Emergency Response Team (GovCERT), a division of MELANI, a national agency focused on cybersecurity issues.

The warning read:

“In the past days MELANI / has received several requests regarding a distributed denial of service (DDoS) extortion campaign related to ‘DD4BC’.”

According to the New Zealand government, the extortion attempts appear to begin with a short DDOS attack to demonstrate the potential impact after the initial ransom demand has been issued.

DD4BC has been tied to past attacks on digital currency businesses and websites, including extortion attempts against a number of well-known mining pool operators.

Swiss incidents

GovCERT said that it had received reports from “several high profile targets”, stating that a number of organizations had been affected as a result of the wave of DDOS attacks.

According to the agency, recent DD4BC activity has been rising, with the new attacks starting at

Read more ... source: CoinDesk