Hackers aligned with Chinese interests are targeting Android users with fake chat apps Trojanized with espionage capabilities in separate and ongoing campaigns, one active since July 2020 and the other for more than 12 months. Eset attributed the campaigns to a threat group tracked as Gref.
Facebook parent Meta unearthed a Chinese propaganda campaign active across dozens of social media sites in what the company calls the largest known cross-platform influence operation in the world. "Spamouflage" operates across more than 50 platforms and forums.
Kroll is warning claimants in three major cryptocurrency bankruptcy cases that hackers obtained their personal data after the attacker convinced a mobile carrier to redirect an employee's phone number to their own device. Hackers appear to have already begun a phishing campaign.
Mobile endpoint security vendor Ivanti disclosed a critical vulnerability that could allow an attacker to take control of an Ivanti Sentry gateway server, which stands between mobile devices and back-end infrastructure. The flaw can be chained with the Ivanti zero-days disclosed earlier.
Threat actors are on a phishing spree targeting users of Zimbra Collaboration email suite, in particular small and medium businesses and government agencies. Security firm Eset on Thursday revealed the ongoing campaign, writing that the hackers behind it have been active since at least April.
Hackers moved faster than system administrators to exploit a zero-day vulnerability in Citrix NetScaler appliances by dropping web shells that remain active even after a patch, warn Dutch security researchers. Dutch firm Fox-IT says researchers "could not discern a pattern in the targeting."
Russian-speaking ransomware hackers may be responsible for deploying malware onto the network of an electric utility in southern Africa in an attack researchers say underscores heightened risks of industrial ransomware attacks. An unknown actor deployed a variant of SystemBC malware dubbed DroxiDat.
Security researchers from Microsoft disclosed flaws in a software development kit used for industrial applications, warning that hackers could attempt remote code execution. The computer giant says the flaws are in the Codesys software environment developed by the Germany company of the same name.
An international law enforcement operation took down a phishing-as-a-service website that security researchers say was responsible for more than 150,000 phishing domains. The site, 16shop, sold phishing kits that targeted more than 70,000 people in 43 countries.
Ukrainian cyber defenders said they had thwarted an attempt by Russian military intelligence to deploy widespread malware programmed to spy on battlefield management apps. Russian hackers' preparation for the malware campaign was "long-term and thorough," Ukraine's SBU said.
Hackers attempting to spy on the Ukrainian government are using an open-source remote access Trojan, said Kyiv cyber defenders. The RAT, MerlinAgent, is available on GitHub. The threat actor spoofed the Computer Emergency Response Team of Ukraine in phishing emails.
A Russia-linked hacking group is shifting its online infrastructure likely in response to public disclosures about its activity. Its ability to adapt to public reporting suggests it will persist with "operations for the foreseeable future" and continue to evolve its tactics, Recorded Future warned.
A hacking campaign that exploited Ivanti mobile device manager to target the Norwegian government began in April or possibly earlier, say cybersecurity agencies from the U.S. and Norway. Mobile device management systems are "attractive targets for threat actors," the alert warns.
Ukraine blocked an illicit money laundering network operating across the country that made use of sanctioned Russian payment systems and cryptocurrency exchanges to convert Russian rubles into Ukrainian hryvnia. The "black money exchanges" network processed more than $4 million monthly.
Threat actors who recently attacked a dozen Norwegian ministries by exploiting a zero-day vulnerability in Ivanti's endpoint management software appeared to have another zero-day flaw that tied to the overall attack exploit chain, Ivanti confirmed on Friday.