It has been an open question as to how a half-dozen hacking groups began exploiting Exchange servers in an automated fashion in the days leading up to Microsoft's patches. But there are strong signs that the exploit code leaked, and the question now is: Who leaked it?
A new malware spam email campaign is delivering the NanoCore remote access Trojan as a malicious Adobe icon to infect its victims, a new report by security firm Trustwave finds. The malware is designed to steal passwords and emails.
The latest edition of the ISMG Security Report features cybercrime deterrence lessons learned from the disruption of the Emotet botnet operation. Also featured: An update on attacks tied to Microsoft Exchange flaw exploits; a discussion of the need to update business continuity plans.
Nearly four years after the WannaCry ransomware hit the world, targeting the EternalBlue vulnerability in Microsoft SMB version 1, security firms say the malware continues to be a top threat detected in the wild by endpoint security products. Why won't WannaCry just die?
A Microsoft-themed phishing campaign is using phony Google reCAPTCHA in an attempt to steal credentials from senior employees of various organizations, a new report by security firm Zcaler says. The company says it prevented more than 2,500 phishing emails tied to the campaign.
Supermicro and Pulse Secure have each issued advisories warning users that some of their products are vulnerable to an updated version of Trickbot malware that features a bootkit module, nicknamed Trickboot, which can search for UEFI/BIOS firmware vulnerabilities.
Microsoft issued emergency software patches on Tuesday for four zero-day vulnerabilities in its Exchange email server. The alarming vulnerabilities could allow a remote attacker into Exchange and possibly enable further lateral movement.
Cyber-criminals have become thoughtful about ransomware attacks; taking time to maximize your organization’s potential damage and their payoff. Protecting your network from this growing threat is more important than ever. And nobody knows this more than Roger Grimes, Data-Driven Defense Evangelist at KnowBe4.
There is a reason more than half of today’s ransomware victims end up paying the ransom. Cyber-criminals have become thoughtful; taking time to maximize your organisation’s potential damage and their payoff. After achieving root access, the bad guys explore your network reading email, finding data troves and once...
The Russian hacking group known as Turla is deploying a new IronPython-based malware loader called "IronNetInjector" as part of a new campaign, Palo Alto Networks' Unit42 reports. It comes with capabilities to obfuscate malware codes and encrypt and decrypt NET injector and payloads.
A previously undetected malware variant has infected almost 30,000 Apple Macs. So far, however, researchers have not seen the code, called Silver Sparrow, deliver any malicious payloads to these endpoints, according to a new report.
A newly-discovered phishing campaign posts harvested credentials using the Telegram messaging app's application programming interface to bypass secure email gateways, report researchers at the Cofense Phishing Defense Center.
A Chinese hacking group reportedly "cloned" and deployed a zero-day exploit developed by the NSA's Equation Group before Microsoft patched the Windows flaw being exploited, according to Check Point Research. The analysis shows how some U.S. cyber weapons have been turned against their developers.
This edition of the ISMG Security Report features an analysis of the impact of a hacking campaign linked to Russia’s Sandworm that targeted companies using Centreon IT monitoring software. Also featured: a discussion of CIAM trends; a critique of Bloomberg's update on alleged Supermicro supply chain hack.