A popular Chinese-language YouTube channel has emerged as a means to distribute a trojanized version of a Windows installer for the Tor Browser. Kaspersky dubbed the campaign OnionPoison, with all of the victims located in China. The scale of the attack remains unclear, but the Russian cybersecurity company said it detected victims appearing in its
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The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added a recently disclosed critical flaw impacting Atlassian’s Bitbucket Server and Data Center to the Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. Tracked as CVE-2022-36804, the issue relates to a command injection vulnerability that could allow malicious actors to gain arbitrary code
Microsoft on Friday disclosed that a single activity group in August 2022 achieved initial access and breached Exchange servers by chaining the two newly disclosed zero-day flaws in a limited set of attacks aimed at less than 10 organizations globally. “These attacks installed the Chopper web shell to facilitate hands-on-keyboard access, which the attackers used
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Threat actors have been found deploying never-before-seen post-compromise implants in VMware’s virtualization software to seize control of infected systems and evade detection. Google’s Mandiant threat intelligence division referred to it as a “novel malware ecosystem” that impacts VMware ESXi, Linux vCenter servers, and Windows virtual machines, allowing attackers to maintain persistent access to the hypervisor
A Brazilian threat actor known as Prilex has resurfaced after a year-long operational hiatus with an advanced and complex malware to steal money by means of fraudulent transactions. “The Prilex group has shown a high level of knowledge about credit and debit card transactions, and how software used for payment processing works,” Kaspersky researchers said.
A new, multi-functional Go-based malware dubbed Chaos has been rapidly growing in volume in recent months to ensnare a wide range of Windows, Linux, small office/home office (SOHO) routers, and enterprise servers into its botnet. “Chaos functionality includes the ability to enumerate the host environment, run remote shell commands, load additional modules, automatically propagate through
The Ukrainian government on Monday warned of “massive cyberattacks” by Russia targeting critical infrastructure facilities located in the country and that of its allies. The attacks are said to be targeting the energy sector, the Main Directorate of Intelligence of the Ministry of Defense of Ukraine (GUR) said. “By the cyberattacks, the enemy will try
At least three alleged hacktivist groups working in support of Russian interests are likely doing so in collaboration with state-sponsored cyber threat actors, according to Mandiant. The Google-owned threat intelligence and incident response firm said with moderate confidence that “moderators of the purported hacktivist Telegram channels ‘XakNet Team,’ ‘Infoccentr,’ and ‘CyberArmyofRussia_Reborn’ are coordinating their operations
Security software company Sophos has released a patch update for its firewall product after it was discovered that attackers were exploiting a new critical zero-day vulnerability to attack its customers’ network. The issue, tracked as CVE-2022-3236 (CVSS score: 9.8), impacts Sophos Firewall v19.0 MR1 (19.0.1) and older and concerns a code injection vulnerability in the
The City of London Police on Friday revealed that it has arrested a 17-year-old teenager from Oxfordshire on suspicion of hacking. “On the evening of Thursday 22 September 2022, the City of London Police arrested a 17-year-old in Oxfordshire on suspicion of hacking,” the agency said, adding “he remains in police custody.” The department said
GitHub has put out an advisory detailing what may be an ongoing phishing campaign targeting its users to steal credentials and two-factor authentication (2FA) codes by impersonating the CircleCI DevOps platform. The Microsoft-owned code hosting service said it learned of the attack on September 16, 2022, adding the campaign impacted “many victim organizations.” The fraudulent
A malicious NPM package has been found masquerading as the legitimate software library for Material Tailwind, once again indicating attempts on the part of threat actors to distribute malicious code in open source software repositories. Material Tailwind is a CSS-based framework advertised by its maintainers as an “easy to use components library for Tailwind CSS
An unknown attacker targeted tens of thousands of unauthenticated Redis servers exposed on the internet in an attempt to install a cryptocurrency miner. It’s not immediately known if all of these hosts were successfully compromised. Nonetheless, it was made possible by means of a “lesser-known technique” designed to trick the servers into writing data to
A threat cluster linked to the Russian nation-state actor tracked as Sandworm has continued its targeting of Ukraine with commodity malware by masquerading as telecom providers, new findings show. Recorded Future said it discovered new infrastructure belonging to UAC-0113 that mimics operators like Datagroup and EuroTransTelecom to deliver payloads such as Colibri loader and Warzone
The Emotet malware is now being leveraged by ransomware-as-a-service (RaaS) groups, including Quantum and BlackCat, after Conti’s official retirement from the threat landscape this year. Emotet started off as a banking trojan in 2014, but updates added to it over time have transformed the malware into a highly potent threat that’s capable of downloading other
Password management solution LastPass shared more details pertaining to the security incident last month, disclosing that the threat actor had access to its systems for a four-day period in August 2022. “There is no evidence of any threat actor activity beyond the established timeline,” LastPass CEO Karim Toubba said in an update shared on September
Uber, in an update, said there is “no evidence” that users’ private information was compromised in a breach of its internal computer systems that was discovered late Thursday. “We have no evidence that the incident involved access to sensitive user data (like trip history),” the company said. “All of our services including Uber, Uber Eats,
A threat with a North Korea nexus has been found leveraging a “novel spear phish methodology” that involves making use of trojanized versions of the PuTTY SSH and Telnet client. Google-owned threat intelligence firm Mandiant attributed the new campaign to an emerging threat cluster it tracks under the name UNC4034. “UNC4034 established communication with the
An ongoing espionage campaign operated by the Russia-linked Gamaredon group is targeting employees of Ukrainian government, defense, and law enforcement agencies with a piece of custom-made information stealing malware. “The adversary is using phishing documents containing lures related to the Russian invasion of Ukraine,” Cisco Talos researchers Asheer Malhotra and Guilherme Venere said in a
The operators behind the Lornenz ransomware operation have been observed exploiting a now-patched critical security flaw in Mitel MiVoice Connect to obtain a foothold into target environments for follow-on malicious activities. “Initial malicious activity originated from a Mitel appliance sitting on the network perimeter,” researchers from cybersecurity firm Arctic Wolf said in a report published
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A hacktivist collective called GhostSec has claimed credit for compromising as many as 55 Berghof programmable logic controllers (PLCs) used by Israeli organizations as part of a “Free Palestine” campaign. Industrial cybersecurity firm OTORIO, which dug deeper into the incident, said the breach was made possible owing to the fact that the PLCs were accessible
A state-sponsored advanced persistent threat (APT) actor newly christened APT42 (formerly UNC788) has been attributed to over 30 confirmed espionage attacks against individuals and organizations of strategic interest to the Iranian government at least since 2015. Cybersecurity firm Mandiant said the group operates as the intelligence gathering arm of Iran’s Islamic Revolutionary Guard Corps (IRGC),
The U.S. Treasury Department on Friday announced sanctions against Iran’s Ministry of Intelligence and Security (MOIS) and its Minister of Intelligence, Esmaeil Khatib, for engaging in cyber-enabled activities against the nation and its allies. “Since at least 2007, the MOIS and its cyber actor proxies have conducted malicious cyber operations targeting a range of government
A zero-day flaw in a WordPress plugin called BackupBuddy is being actively exploited, WordPress security company Wordfence has disclosed. “This vulnerability makes it possible for unauthenticated users to download arbitrary files from the affected site which can include sensitive information,” it said. BackupBuddy allows users to back up their entire WordPress installation from within the
A malicious campaign mounted by the North Korea-linked Lazarus Group is targeting energy providers around the world, including those based in the United States, Canada, and Japan. “The campaign is meant to infiltrate organizations around the world for establishing long-term access and subsequently exfiltrating data of interest to the adversary’s nation-state,” Cisco Talos said in
An international law enforcement operation has resulted in the dismantling of WT1SHOP, an online criminal marketplace that specialized in the sales of stolen login credentials and other personal information. The seizure was orchestrated by Portuguese authorities, with the U.S. officials taking control of four domains used by the website: “wt1shop[.]net,” “wt1store[.]cc,” “wt1store[.]com,” and “wt1store[.]net.” The
Cybersecurity researchers have offered insight into a previously undocumented software control panel used by a financially motivated threat group known as TA505. “The group frequently changes its malware attack strategies in response to global cybercrime trends,” Swiss cybersecurity firm PRODAFT said in a report shared with The Hacker News. “It opportunistically adopts new technologies in
A vulnerable anti-cheat driver for the Genshin Impact video game has been leveraged by a cybercrime actor to disable antivirus programs to facilitate the deployment of ransomware, according to findings from Trend Micro. The ransomware infection, which was triggered in the last week of July 2022, banked on the fact that the driver in question
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