A recently revamped version of the Valak strain of malware is targeting Microsoft Exchange servers in the U.S. and Germany, according to recent research from Cybereason. The malware has been redesigned to act as an information stealer that can extract corporate data.
The latest edition of the ISMG Security Report analyzes why cyberattacks against banks have surged in recent weeks. Plus: The increasingly ruthless tactics of ransomware gangs; cybersecurity strategies for small businesses.
Ransomware-wielding criminals are growing increasingly ruthless, based on the size of their extortion demands, their increasing propensity to leak data in an attempt to force victims to pay and their greater focus on taking down big targets. These tactics, unfortunately, appear to be working.
"Hack for hire" groups operating in India are spoofing World Health Organization emails to steal credentials from financial services and healthcare firms around the world, according to Google's Threat Analysis Group.
As cyberthreats to medical research on COVID-19 - and other intellectual property - grow, organzations must take critical steps to prevent the theft of their "innovation capital," says Russell Koste, chief security officer of Alexion Pharmaceuticals.
The FBI has arrested another alleged member of the FIN7 cybercrime gang, which has been stealing millions of payment cards and other financial data since at least September 2015. It's the fourth arrest of those tied to the group.
Ransomware, wire transfer fraud, destructive attacks: In recent months, the financial sector has seen these and other online attacks surge by 238% as criminals continue to exploit the pandemic, warns Tom Kellermann of VMware Carbon Black, who shares findings from his firm's third "Modern Bank Heists" report.
Two years after it was last seen in February 2018, ZLoader banking malware has resurfaced, with cybercriminals wielding a new version that gets distributed via email campaigns, security firm Proofpoint warns.
The Maze ransomware gang has started releasing payment card data from an attack that happened earlier this year at Banco BCR, the state-owned Bank of Costa Rica. The cybercriminal gang is now threatening to release more of customers' financial data each week.
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.
Some fraudsters waging phishing campaigns are using fake websites hosted on Google's Firebase Storage service in an attempt to harvest credentials, according to Trustwave, which notes the phishing emails contain links to the service to make them look more credible.
The number of darknet forum ads offering full access to corporate networks jumped almost 70% during the first quarter of 2020, compared to the previous quarter, posing a significant potential risk to corporations and their now remote workforces, according to security firm Positive Technologies.
A recent ransomware attack that targeted a law firm that serves celebrities may have been facilitated by a Pulse Secure VPN server that was not properly patched and mitigated against a well-known vulnerability, some security experts say.
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.