CISA Alerts

AA20-301A: North Korean Advanced Persistent Threat Focus: Kimsuky

Original release date: October 27, 2020 Summary This advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) version 7 framework. See the ATT&CK for Enterprise version 7 for all referenced threat actor tactics and techniques. This joint cybersecurity advisory was coauthored by the Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of …

AA20-301A: North Korean Advanced Persistent Threat Focus: Kimsuky Read More »

AA20-296B: Iranian Advanced Persistent Threat Actors Threaten Election-Related Systems

Original release date: October 22, 2020 Summary The Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) are warning that Iranian advanced persistent threat (APT) actors are likely intent on influencing and interfering with the U.S. elections to sow discord among voters and undermine public confidence in the U.S. electoral process. …

AA20-296B: Iranian Advanced Persistent Threat Actors Threaten Election-Related Systems Read More »

AA20-296A: Russian State-Sponsored Advanced Persistent Threat Actor Compromises U.S. Government Targets

Original release date: October 22, 2020 Summary This joint cybersecurity advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor tactics and techniques This joint cybersecurity advisory—written by the Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA)—provides …

AA20-296A: Russian State-Sponsored Advanced Persistent Threat Actor Compromises U.S. Government Targets Read More »

AA20-283A: APT Actors Chaining Vulnerabilities Against SLTT, Critical Infrastructure, and Elections Organizations

Original release date: October 9, 2020 Summary This joint cybersecurity advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor techniques. Note: the analysis in this joint cybersecurity advisory is ongoing, and the information provided should not be considered comprehensive. The Cybersecurity …

AA20-283A: APT Actors Chaining Vulnerabilities Against SLTT, Critical Infrastructure, and Elections Organizations Read More »

AA20-280A: Emotet Malware

Original release date: October 6, 2020 Summary This Alert uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor techniques. This product was written by the Cybersecurity and Infrastructure Security Agency (CISA) and the Multi-State Information Sharing & Analysis Center (MS-ISAC). Emotet—a sophisticated …

AA20-280A: Emotet Malware Read More »

AA20-275A: Potential for China Cyber Response to Heightened U.S.–China Tensions

Original release date: October 1, 2020 Summary This Alert uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor techniques. In light of heightened tensions between the United States and China, the Cybersecurity and Infrastructure Security Agency (CISA) is providing specific Chinese government …

AA20-275A: Potential for China Cyber Response to Heightened U.S.–China Tensions Read More »

AA20-266A: LokiBot Malware

Original release date: September 22, 2020 Summary This Alert uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise frameworks for all referenced threat actor techniques. This product was written by the Cybersecurity and Infrastructure Security Agency (CISA) with contributions by the Multi-State Information Sharing & Analysis Center (MS-ISAC). …

AA20-266A: LokiBot Malware Read More »

AA20-259A: Iran-Based Threat Actor Exploits VPN Vulnerabilities

Original release date: September 15, 2020 Summary This Alert uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor techniques. This product was written by the Cybersecurity and Infrastructure Security Agency (CISA) with contributions from the Federal Bureau of Investigation (FBI). CISA and …

AA20-259A: Iran-Based Threat Actor Exploits VPN Vulnerabilities Read More »

AA20-258A: Chinese Ministry of State Security-Affiliated Cyber Threat Actor Activity

Original release date: September 14, 2020 Summary The Cybersecurity and Infrastructure Security Agency (CISA) has consistently observed Chinese Ministry of State Security (MSS)-affiliated cyber threat actors using publicly available information sources and common, well-known tactics, techniques, and procedures (TTPs) to target U.S. Government agencies. CISA has observed these—and other threat actors with varying degrees of …

AA20-258A: Chinese Ministry of State Security-Affiliated Cyber Threat Actor Activity Read More »

AA20-245A: Technical Approaches to Uncovering and Remediating Malicious Activity

Original release date: September 1, 2020 Summary This joint advisory is the result of a collaborative research effort by the cybersecurity authorities of five nations: Australia,[1] Canada,[2] New Zealand,[3][4] the United Kingdom,[5] and the United States.[6] It highlights technical approaches to uncovering malicious activity and includes mitigation steps according to best practices. The purpose of …

AA20-245A: Technical Approaches to Uncovering and Remediating Malicious Activity Read More »