As ransomware gangs attempt to boost their illicit profits, the RagnarLocker ransomware gang has brought a new tactic to bear: installing a full virtual machine on victims' systems to hide their crypto-locking malware while it forcibly encrypts files, security firm Sophos warns.
Microsoft is warning Windows users about an ongoing "massive" COVID-19-themed phishing campaign that is attempting to install the NetSupport Manager on devices. Attackers can turn NetSupport into a remote access Trojan, or RAT.
Hackers tried two methods of exploiting a zero-day vulnerability in Sophos' XG firewall, but Sophos says it made a temporary fix that mitigated the risks. Attackers originally attempted to plant a Trojan, but then switched to ransomware.
The latest edition of the ISMG Security Report features Retired General Keith Alexander, former NSA director, discussing the long-term security implications of the shift to working from home. Also: an update on ransomware gangs leaking data and an analysis of using open source code for app development.
Apple and Google have released new APIs designed to support contact-tracing apps being developed by governments to help combat the COVID-19 pandemic. Already at least three U.S. states and 22 countries have expressed interest in using the APIs to build their apps.
A recent phishing campaign bypassed multifactor authentication protections within Microsoft Office 365 to steal users' credentials stored in the cloud or launch other attacks, according to the security firm Cofense.
To achieve better network visibility, security practitioners must improve their knowledge of tools that support web services, containers and the evolution of development practices, says Ed Moyle, co-founder of the cybersecurity advisory firm Security Curve.
Australian shipping giant Toll Group recently suffered its second ransomware outbreak of the year, with Thomas Knudsen, the company's managing director, branding the latest attack as being "serious and regrettable." But was it preventable?
Attacks targeting cloud-based data nearly doubled in 2019 as companies shifted more of their valuable information off-premises and misconfigurations and other issues made it more vulnerable, according to the 2020 Verizon Data Breach Investigations Report. Observers expect the trend to continue this year.
The U.S. Treasury's Financial Crimes Enforcement Network is alerting financial institutions about surging COVID-19 themed scams and other "illicit activities," ranging from fraud involving the sale of fake cures, tests and vaccines to price gouging for supplies.
Cryptocurrency-mining hackers appear to be behind a recent spate of supercomputer and high-performance computing system intrusions. But it's unclear if attackers might also have had data-stealing or espionage intentions.
Besides hospitals and academic institutions, dozens of nonprofits, including nongovernmental organizations - or NGOs - around the world must protect their COVID-19 research and related activities from those seeking to steal data or disrupt their operations, says cyber risk management expert Stanley Mierzwa.
More ransomware-wielding gangs are not just crypto-locking victims' systems, but also stealing and threatening to leak data unless they get their demanded bitcoin ransom payoff. A growing number of security experts believe the strategy is leading more victims to pay.
A sophisticated cyber-espionage campaign using spyware called Mandrake has been targeting Android users for at least four years, according to security firm Bitdefender. The malware has the ability steal a range of data, including SMS authentication messages from banks.