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www.cisa.gov
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This document is distributed as TLP:CLEAR. Disclosure is not limited. Sources may use TLP:CLEAR when information carries minimal or no foreseeable risk of misuse, in accordance with applicable rules and procedures for public release. Subject to standard copyright rules. TLP:CLEAR information may be distributed without restrictions. For more information on the Traffic Light Protocol, see cisa.gov/t
A plea for network defenders and software manufacturers to fix common problems. EXECUTIVE SUMMARY The National Security Agency (NSA) and Cybersecurity and Infrastructure Security Agency (CISA) are releasing this joint cybersecurity advisory (CSA) to highlight the most common cybersecurity misconfigurations in large organizations, and detail the tactics, techniques, and procedures (TTPs) actors use
The actor has executed WMIC commands [T1047] to create a copy of the ntds.dit file and SYSTEM registry hive using ntdsutil.exe. Each of the following actor commands is a standalone example; multiple examples are provided to show how syntax and file paths may differ per environment. wmic process call create "ntdsutil \"ac i ntds\" ifm \"create full C:\Windows\Temp\pro wmic process call create "cmd.
SummaryNote: CISA will continue to update this webpage as well as our community-sourced GitHub repository as we have further guidance to impart and additional vendor information to provide. CISA and its partners, through the Joint Cyber Defense Collaborative, are responding to active, widespread exploitation of a critical remote code execution (RCE) vulnerability (CVE-2021-44228) in Apache’s Log4j
Immediate Actions You Can Take Now to Protect Against Conti Ransomware • Use multifactor authentication. • Segment and segregate networks and functions. • Update your operating system and software. March 9, 2022: this joint CSA was updated to include indicators of compromise (see below) and the United States Secret Service as a co-author. Updated February 28, 2022: Conti cyber threat actors remain
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