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GreyNoise Detects Mass Exploitation of Critical PHP-CGI Vulnerability (CVE-2024-4577)
GreyNoise Detects Mass Exploitation of Critical PHP-CGI Vulnerability (CVE-2024-4577)
‍GreyNoise data confirms that exploitation of CVE-2024-4577 extends far beyond initial reports. Attack attempts have been observed across multiple regions, with notable spikes in the United States, Singapore, Japan, and other countries throughout January 2025.
·greynoise.io·
GreyNoise Detects Mass Exploitation of Critical PHP-CGI Vulnerability (CVE-2024-4577)
Silk Typhoon targeting IT supply chain
Silk Typhoon targeting IT supply chain
Silk Typhoon is a Chinese state actor focused on espionage campaigns targeting a wide range of industries in the US and throughout the world. In recent months, Silk Typhoon has shifted to performing IT supply chain attacks to gain access to targets. In this blog, we provide an overview of the threat actor along with insight into their recent activity as well as their longstanding tactics, techniques, and procedures (TTPs), including a persistent interest in the exploitation of zero-day vulnerabilities in various public-facing appliances and moving from on-premises to cloud environments.
·microsoft.com·
Silk Typhoon targeting IT supply chain
District of Columbia | Chinese Nationals with Ties to the PRC Government and “APT27” Charged in a Computer Hacking Campaign for Profit, Targeting Numerous U.S. Companies, Institutions, and Municipalities | United States Department of Justice
District of Columbia | Chinese Nationals with Ties to the PRC Government and “APT27” Charged in a Computer Hacking Campaign for Profit, Targeting Numerous U.S. Companies, Institutions, and Municipalities | United States Department of Justice
A federal judge in Washington, D.C., today, unsealed two separate indictments that allege Chinese nationals Yin Kecheng, 38, (尹 可成) a/k/a “YKC” (“YIN”) and Zhou Shuai, 45, (周帅) a/k/a “Coldface” (“ZHOU”) violated various federal statutes by participating in years-long, sophisticated computer hacking conspiracies that successfully targeted a wide variety of U.S.-based victims
·justice.gov·
District of Columbia | Chinese Nationals with Ties to the PRC Government and “APT27” Charged in a Computer Hacking Campaign for Profit, Targeting Numerous U.S. Companies, Institutions, and Municipalities | United States Department of Justice
Doppelgänger: New disinformation campaigns spreading on social media through Russian networks
Doppelgänger: New disinformation campaigns spreading on social media through Russian networks
This report presents: The intrusion set commonly known as Doppelgänger continues to spread disinformation narratives on social medias such as X, through bot accounts specifically made for such campaigns. As for its previous campaigns, Doppelgänger pushes its anti-western narrative on pages spoofing the medias of the targeted countries, such as France, Germany, Italy, Ukraine, and Israel. The disinformation campaign aims to manipulate public opinion by exploiting sensitive issues and exacerbating social and geopolitical divisions. The linguistic characteristics of the articles suggest that some of them were translated from Russian or edited by Russian natives, reinforcing the hypothesis that they are of Russian origin. In order to bypass both manual and automatic moderation on social media platforms, Doppelgänger continues to leverage Kehr[.]io, a redirection provider advertised on Russian speaking underground forums. This service hosts its infrastructure on IPs announced by English companies managed by Ukrainian and Belarusian individuals that we could connect with a high level of confidence to bulletproof network hosting solutions. * The disinformation campaigns remain ongoing.
·intrinsec.com·
Doppelgänger: New disinformation campaigns spreading on social media through Russian networks
LARVA-208
LARVA-208
(EncryptHub) is a threat actor that has come to the forefront with highly sophisticated spear-phishing attacks since 26 June 2024. In the attacks it has carried out, it exhibits a different operational strategy by carrying out all the processes necessary to obtain initial access through personalized SMS (smishing) or by calling the person directly (vishing) and tricking the victim into installing remote monitoring and management (RMM) software. When investigating the attacks carried out by the threat actor, it is evident that their social engineering techniques and persuasion skills are highly effective. In the first phase, the actor usually creates a phishing site that targets the organization to obtain the victim's VPN credentials. The victim is then called and asked to enter the victim's details into the phishing site for technical issues, posing as an IT team or helpdesk. If the attack targeting the victim is not a call but a direct SMS text message, a fake Microsoft Teams link is used to convince the victim. After gaining access from the victim, the team runs various stealers on the compromised machine using the PowerShell
·catalyst.prodaft.com·
LARVA-208
Signals of Trouble: Multiple Russia-Aligned Threat Actors Actively Targeting Signal Messenger
Signals of Trouble: Multiple Russia-Aligned Threat Actors Actively Targeting Signal Messenger
Google Threat Intelligence Group (GTIG) has observed increasing efforts from several Russia state-aligned threat actors to compromise Signal Messenger accounts used by individuals of interest to Russia's intelligence services. While this emerging operational interest has likely been sparked by wartime demands to gain access to sensitive government and military communications in the context of Russia's re-invasion of Ukraine, we anticipate the tactics and methods used to target Signal will grow in prevalence in the near-term and proliferate to additional threat actors and regions outside the Ukrainian theater of war.
·cloud.google.com·
Signals of Trouble: Multiple Russia-Aligned Threat Actors Actively Targeting Signal Messenger