Threat actors behind a distributed denial-of-service campaign targeted the same set of victims again after the organizations refused to pay the initial ransom demand, a new report by security firm Radware finds.
Fraudsters are using Google forms to target retail, telecom, healthcare, energy and manufacturing companies in an apparent reconnaissance campaign to identify targets for a possible follow-up business email compromise attack.
The new Biden administration has pledged to hold Russia accountable for its recent "reckless and adversarial" actions and has ordered a full-scale intelligence review of the SolarWinds hack. The moves signal the importance of cybersecurity to President Biden's national security agenda.
The threat posed by software supply chain attacks is growing, but organizations can take steps to minimize the risks. Trey Herr of the Atlantic Council outlines ways to gain more insight into supply chain problems.
Zscaler's ThreatLabz research team is tracking a new botnet dubbed DreamBus that's installing the XMRig cryptominer on powerful, enterprise-class Linux and Unix systems with the goal of using their computing power to mine monero.
Microsoft researchers are offering fresh details on the SolarWinds hackers' extensive efforts to remain hidden, which gave them more time to fully penetrate systems, move laterally through networks and exfiltrate data in follow-on attacks.
Ransomware dominated the cybercrime landscape in 2020 and looks set to do so again this year, as criminals seek fresh new ways to make victims pay. Experts predict gangs will double down on whatever works, which lately includes data exfiltration.
Security firm FireEye has released a free auditing and remediation tool on GitHub that it says can help organizations determine if the hacking group that targeted SolarWinds used similar techniques within their network to gain access to Microsoft Office 365 accounts.
Symantec Threat Intelligence says it's uncovered another malware variant used in the SolarWinds supply chain hack - a loader nicknamed "Raindrop" that apparently was used to deliver Cobalt Strike, a legitimate penetration testing tool, to a handful of targets.
Microsoft is alerting customers that starting Feb. 9, it will enforce domain controller settings within Active Directory to block connections that could exploit the unpatched Zerologon vulnerability in Windows Server. Microsoft has been warning about the urgency of patching the flaw for months.
Fraud in the interactive voice response channel was growing before the pandemic. Since? IVR fraud has become "a fraudsters' playground," says Mark Horne, CMO of Pindrop. He shares a new account-centric defensive solution.