There is a terrifying and highly effective “method” that criminal hackers are now using to harvest sensitive customer data from Internet service providers, phone companies and social media firms. It involves compromising email accounts and websites tied to police departments and government agencies, and then sending unauthorized demands for subscriber data while claiming the information being requested can’t wait for a court order because it relates to an urgent matter of life and death.
Microsoft and identity management platform Okta both disclosed this week breaches involving LAPSUS$, a relatively new cybercrime group that specializes in stealing data from big companies and threatening to publish the information unless a ransom demand is paid. Here’s a closer look at LAPSUS$, and some of the low-tech but high-impact methods the group uses to gain access to targeted organizations.
Earlier this week, a Ukrainian security researcher leaked almost two years’ worth of internal chat logs from Conti, one of the more rapacious and ruthless ransomware gangs in operation today. Tuesday’s story examined how Conti dealt with its own internal breaches and attacks from private security firms and governments. In Part II of this series we’ll explore what it’s like to work for Conti, as described by the Conti employees themselves.
In February, hardware maker Zyxel fixed a zero-day vulnerability in its routers and VPN firewall products after KrebsOnSecurity told the company the flaw was being abused by attackers to break into devices. This week, security researchers said they spotted that same vulnerability being exploited by a new variant of Mirai, a malware strain that targets vulnerable Internet of Things (IoT) devices for use in large-scale attacks and as proxies for other cybercrime activity.
A 21-year-old Kentucky man has pleaded guilty to authoring and distributing a popular hacking tool called “LuminosityLink,” a malware strain that security experts say was used by thousands of customers to gain unauthorized access to tens of thousands of computers across 78 countries worldwide.