CNMF Discloses Malware in Ukraine

U.S. Cyber Command’s Cyber National Mission Force CNMF, in close coordination with the Security Service of Ukraine, has released a list of indicators of compromise IOCs of malware seen in Ukraine. According to CNMF, “Ukrainian partners are actively sharing malicious activity they find with us to...

Iranian Government-Sponsored Actors Conduct Cyber Operations Against Global Government and Commercial Networks

Summary Actions to Take Today to Protect Against Malicious Activity Search for indicators of compromise. Use antivirus software. Patch all systems. Prioritize patching known exploited vulnerabilities. Train users to recognize and report phishing attempts. Use multi-factor authentication. Note: th...

CNMF Identifies and Discloses Malware used by Iranian APT MuddyWater

U.S. Cyber Command’s Cyber National Mission Force CNMF has identified multiple open-source tools used by an Iranian advanced persistent threat APT group known as MuddyWater. According to CNMF, “MuddyWater has been seen using a variety of techniques to maintain access to victim networks. These...

CISA and CNMF Analysis of SolarWinds-related Malware

CISA and the Department of Defense DoD Cyber National Mission Force CNMF have analyzed additional SolarWinds-related malware variants—referred to as SUNSHUTTLE and SOLARFLARE. One of the analyzed files was identified as a China Chopper webshell server-side component that was observed on a network...

CISA, FBI, and CNMF Identify a New Malware Variant: ComRAT

The Cybersecurity and Infrastructure Security Agency CISA, the Federal Bureau of Investigation FBI, and the Department of Defense Cyber National Mission Force CNMF have identified a malware variant—referred to as ComRAT—used by the Russian-sponsored advanced persistent threat APT actor Turla. In...

CISA and CNMF Identify a New Malware Variant: Zebrocy

Content: The Cybersecurity and Infrastructure Security Agency CISA and the Department of Defense DOD Cyber National Mission Force CNMF have identified a malware variant—referred to as Zebrocy—used by a sophisticated cyber actor. In addition, U.S. Cyber Command has released the malware sample to t...

CISA and CNMF Identify a New Malware Variant

The Cybersecurity and Infrastructure Security Agency CISA and the Department of Defense DOD Cyber National Mission Force CNMF have identified a malware variant—referred to as SLOTHFULMEDIA—used by a sophisticated cyber actor. In addition, U.S. Cyber Command has released the malware sample to the...

Pentagon Draws Back the Veil on APT Malware with Sudden Embrace of VirusTotal

The Pentagon has suddenly started uploading malware samples from APTs and other nation-state sources to the website VirusTotal, which is essentially a malware zoo that’s used by security pros and antivirus/malware detection engines to gain a better understanding of the threat landscape. The Cyber...