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Alerts

People’s Republic of China State-Sponsored Cyber Actor Living off the Land to Evade Detection

The United States and international cybersecurity authorities are issuing this joint Cybersecurity Advisory (CSA) to highlight a recently discovered cluster of activity of interest associated with a People’s Republic of China (PRC) state-sponsored cyber actor, […]

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Alerts

#StopRansomware: BianLian Ransomware Group | CISA

Summary Note: This joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and ransomware threat actors. These #StopRansomware advisories include recently and […]

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Alerts

Malicious Actors Exploit CVE-2023-27350 in PaperCut MF and NG

SUMMARY The Federal Bureau of Investigation (FBI) and Cybersecurity and Infrastructure Security Agency (CISA) are releasing this joint Cybersecurity Advisory (CSA) in response to the active exploitation of CVE-2023-27350. This vulnerability occurs in certain versions […]

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Alerts

Hunting Russian Intelligence “Snake” Malware

SUMMARY The Snake implant is considered the most sophisticated cyber espionage tool designed and used by Center 16 of Russia’s Federal Security Service (FSB) for long-term intelligence collection on sensitive targets. To conduct operations using […]

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APT28 Exploits Known Vulnerability to Carry Out Reconnaissance and Deploy Malware on Cisco Routers

APT28 accesses improperly maintained Cisco routers and deploys malware on unpatched units working with CVE-2017-6742. Overview and Context The British isles Countrywide Cyber Security Centre (NCSC), the US National Security Agency (NSA), US Cybersecurity and […]

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Alerts

#StopRansomware: LockBit 3.0 | CISA

SUMMARY Note: this joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail ransomware variants and ransomware threat actors. These #StopRansomware advisories include recently and historically […]

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Alerts

#StopRansomware: Royal Ransomware | CISA

SUMMARY Note: This joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and ransomware threat actors. These #StopRansomware advisories include recently and […]

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Alerts

#StopRansomware: Cuba Ransomware | CISA

Summary Actions to take today to mitigate cyber threats from ransomware: • Prioritize remediating known exploited vulnerabilities.• Train users to recognize and report phishing attempts.• Enable and enforce phishing-resistant multifactor authentication. Note: This joint Cybersecurity […]