Oktober 2024
Titel
Microsoft Releases October 2024 Security Updates
Veröffentlicht
8. Oktober 2024 20:41
Text
Microsoft released security updates to address vulnerabilities in multiple products. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following and apply necessary updates: Microsoft Security Update Guide for October
September 2024
Titel
CISA Adds One Known Exploited Vulnerability to Catalog
Veröffentlicht
19. September 2024 17:28
Text
CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2024-8963 Ivanti Cloud Services Appliance (CSA) Path Traversal Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal enterprise. Binding Operational Directive ...
Titel
Russian Military Cyber Actors Target US and Global Critical Infrastructure
Veröffentlicht
4. September 2024 21:01
Text
Summary The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), and National Security Agency (NSA) assess that cyber actors affiliated with the Russian General Staff Main Intelligence Directorate (GRU) 161st Specialist Training Center (Unit 29155) are responsible for computer network operations against global targets for the purposes ...
August 2024
Titel
#StopRansomware: RansomHub Ransomware
Veröffentlicht
29. August 2024 15:17
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Summary Note: This joint Cybersecurity Advisory 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 historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations protect ...
Titel
Iran-based Cyber Actors Enabling Ransomware Attacks on US Organizations
Veröffentlicht
23. August 2024 18:41
Text
Summary The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), and the Department of Defense Cyber Crime Center (DC3) are releasing this joint Cybersecurity Advisory (CSA) to warn network defenders that, as of August 2024, a group of Iran-based cyber actors continues to exploit U.S. and foreign ...
Titel
Best Practices for Event Logging and Threat Detection
Veröffentlicht
20. August 2024 18:35
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Executive Summary This publication defines a baseline for event logging best practices to mitigate cyber threats. It was developed by the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) in cooperation with the following international partners: United States (US) Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of ...
Titel
CISA Adds Six Known Exploited Vulnerabilities to Catalog
Veröffentlicht
12. August 2024 19:38
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CISA has added six new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2024-38189 Microsoft Project Remote Code Execution Vulnerability CVE-2024-38178 Microsoft Windows Scripting Engine Memory Corruption Vulnerability CVE-2024-38213 Microsoft Windows SmartScreen Security Feature Bypass Vulnerability CVE-2024-38193 Microsoft Windows Ancillary Function Driver for WinSock Privilege ...
Juli 2024
Titel
North Korea Cyber Group Conducts Global Espionage Campaign to Advance Regime’s Military and Nuclear Programs
Veröffentlicht
24. Juli 2024 18:37
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Summary The U.S. Federal Bureau of Investigation (FBI) and the following authoring partners are releasing this Cybersecurity Advisory to highlight cyber espionage activity associated with the Democratic People’s Republic of Korea (DPRK)’s Reconnaissance General Bureau (RGB) 3rd Bureau based in Pyongyang and Sinuiju: U.S. Cyber National Mission Force (CNMF) U.S. ...
Titel
CISA Red Team’s Operations Against a Federal Civilian Executive Branch Organization Highlights the Necessity of Defense-in-Depth
Veröffentlicht
9. Juli 2024 16:09
Text
EXECUTIVE SUMMARY In early 2023, the Cybersecurity and Infrastructure Security Agency (CISA) conducted a SILENTSHIELD red team assessment against a Federal Civilian Executive Branch (FCEB) organization. During SILENTSHIELD assessments, the red team first performs a no-notice, long-term simulation of nation-state cyber operations. The team mimics the techniques, tradecraft, and behaviors ...
Titel
People’s Republic of China (PRC) Ministry of State Security APT40 Tradecraft in Action
Veröffentlicht
8. Juli 2024 15:52
Text
Overview Background This advisory, authored by the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC), the United States Cybersecurity and Infrastructure Security Agency (CISA), the United States National Security Agency (NSA), the United States Federal Bureau of Investigation (FBI), the United Kingdom National Cyber Security Centre (NCSC-UK), the Canadian ...
Mai 2024
Titel
#StopRansomware: Black Basta
Veröffentlicht
10. Mai 2024 15:02
Text
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 historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations ...
April 2024
Titel
#StopRansomware: Akira Ransomware
Veröffentlicht
17. April 2024 18:23
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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 historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations ...
Februar 2024
Titel
#StopRansomware: Phobos Ransomware
Veröffentlicht
26. Februar 2024 15:51
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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 historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations ...
Titel
SVR Cyber Actors Adapt Tactics for Initial Cloud Access
Veröffentlicht
23. Februar 2024 18:37
Text
How SVR-Attributed Actors are Adapting to the Move of Government and Corporations to Cloud Infrastructure OVERVIEW This advisory details recent tactics, techniques, and procedures (TTPs) of the group commonly known as APT29, also known as Midnight Blizzard, the Dukes, or Cozy Bear. The UK National Cyber Security Centre (NCSC) and ...
Titel
Threat Actors Exploit Multiple Vulnerabilities in Ivanti Connect Secure and Policy Secure Gateways
Veröffentlicht
21. Februar 2024 21:30
Text
SUMMARY The Cybersecurity and Infrastructure Security Agency (CISA) and the following partners (hereafter referred to as the authoring organizations) are releasing this joint Cybersecurity Advisory to warn that cyber threat actors are exploiting previously identified vulnerabilities in Ivanti Connect Secure and Ivanti Policy Secure gateways. CISA and authoring organizations appreciate ...
Titel
Threat Actor Leverages Compromised Account of Former Employee to Access State Government Organization
Veröffentlicht
14. Februar 2024 21:19
Text
SUMMARY The Cybersecurity and Infrastructure Security Agency (CISA) and the Multi-State Information Sharing & Analysis Center (MS-ISAC) conducted an incident response assessment of a state government organization’s network environment after documents containing host and user information, including metadata, were posted on a dark web brokerage site. Analysis confirmed that an ...
Titel
PRC State-Sponsored Actors Compromise and Maintain Persistent Access to U.S. Critical Infrastructure
Veröffentlicht
1. Februar 2024 21:37
Text
SUMMARY The Cybersecurity and Infrastructure Security Agency (CISA), National Security Agency (NSA), and Federal Bureau of Investigation (FBI) assess that People’s Republic of China (PRC) state-sponsored cyber actors are seeking to pre-position themselves on IT networks for disruptive or destructive cyberattacks against U.S. critical infrastructure in the event of a ...
Januar 2024
Titel
Known Indicators of Compromise Associated with Androxgh0st Malware
Veröffentlicht
12. Januar 2024 18:13
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SUMMARY The Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) are releasing this joint Cybersecurity Advisory (CSA) to disseminate known indicators of compromise (IOCs) and tactics, techniques, and procedures (TTPs) associated with threat actors deploying Androxgh0st malware. Multiple, ongoing investigations and trusted third party reporting ...
Dezember 2023
Titel
#StopRansomware: ALPHV Blackcat
Veröffentlicht
19. Dezember 2023 15:31
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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 historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations ...
Titel
Enhancing Cyber Resilience: Insights from the CISA Healthcare and Public Health Sector Risk and Vulnerability Assessment
Veröffentlicht
14. Dezember 2023 01:24
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SUMMARY In January 2023, the Cybersecurity and Infrastructure Security Agency (CISA) conducted a Risk and Vulnerability Assessment (RVA) at the request of a Healthcare and Public Health (HPH) sector organization to identify vulnerabilities and areas for improvement. An RVA is a two-week penetration test of an entire organization, with one ...
Titel
Russian Foreign Intelligence Service (SVR) Exploiting JetBrains TeamCity CVE Globally
Veröffentlicht
12. Dezember 2023 18:33
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SUMMARY The U.S. Federal Bureau of Investigation (FBI), U.S. Cybersecurity & Infrastructure Security Agency (CISA), U.S. National Security Agency (NSA), Polish Military Counterintelligence Service (SKW), CERT Polska (CERT.PL), and the UK’s National Cyber Security Centre (NCSC) assess Russian Foreign Intelligence Service (SVR) cyber actors—also known as Advanced Persistent Threat 29 ...
Titel
#StopRansomware: Play Ransomware
Veröffentlicht
11. Dezember 2023 23:41
Text
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 historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations ...
Titel
Russian FSB Cyber Actor Star Blizzard Continues Worldwide Spear-phishing Campaigns
Veröffentlicht
6. Dezember 2023 21:18
Text
The Russia-based actor is targeting organizations and individuals in the UK and other geographical areas of interest. OVERVIEW The Russia-based actor Star Blizzard (formerly known as SEABORGIUM, also known as Callisto Group/TA446/COLDRIVER/TAG-53/BlueCharlie) continues to successfully use spear-phishing attacks against targeted organizations and individuals in the UK, and other geographical areas ...
Titel
Threat Actors Exploit Adobe ColdFusion CVE-2023-26360 for Initial Access to Government Servers
Veröffentlicht
4. Dezember 2023 19:05
Text
SUMMARY The Cybersecurity and Infrastructure Security Agency (CISA) is releasing a Cybersecurity Advisory (CSA) in response to confirmed exploitation of CVE-2023-26360 by unidentified threat actors at a Federal Civilian Executive Branch (FCEB) agency. This vulnerability presents as an improper access control issue impacting Adobe ColdFusion versions 2018 Update 15 (and ...
Titel
IRGC-Affiliated Cyber Actors Exploit PLCs in Multiple Sectors, Including U.S. Water and Wastewater Systems Facilities
Veröffentlicht
1. Dezember 2023 23:21
Text
SUMMARY The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), National Security Agency (NSA), Environmental Protection Agency (EPA), and the Israel National Cyber Directorate (INCD)—hereafter referred to as "the authoring agencies"—are disseminating this joint Cybersecurity Advisory (CSA) to highlight continued malicious cyber activity against operational technology devices ...

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