Strengthening Cybersecurity of SATCOM Network Providers and Customers

CISA and the Federal Bureau of Investigation FBI are aware of possible threats to U.S. and international satellite communications SATCOM networks. Successful intrusions into SATCOM networks could create additional risk for SATCOM network customer environments. In response, CISA and FBI have...

FBI, CISA Warn of Russian Hackers Exploiting MFA and PrintNightmare Bug

The U.S. Cybersecurity and Infrastructure Security Agency CISA and the Federal Bureau of Investigation FBI have released a joint advisory warning that Russia-backed threat actors hacked the network of an unnamed non-governmental entity by exploiting a combination of flaws. "As early as May 2021,...

RangnarLocker Ransomware hits Critical Infrastructure Compromising 50+ Organizations

THREAT LEVEL: Red. For a detailed advisory, download the pdf file here The Federal Bureau of Investigation FBI has released an alert on Ragnarlocker campaign that has affected nearly 52 organizations encompassing 10 critical infrastructure sectors, including entities in significant manufacturing,...

52 Critical Infrastructure Orgs Hit by Ragnar Locker Ransomware Gang – FBI

By Deeba Ahmed According to the FBIs advisory, Ragnar Locker ransomware operators have targeted ten different sectors including energy, manufacturing, government,… This is a post from HackRead.com Read the original post: 52 Critical Infrastructure Orgs Hit by Ragnar Locker Ransomware Gang - FBI...

RagnarLocker ransomware gang breached 52 critical infrastructure organizations

In a FLASH publication issued by the FBI in coordination with DHS/CISA, the FBI says it has identified at least 52 organizations across 10 critical infrastructure sectors affected by RagnarLocker ransomware, including organizations in the critical manufacturing, energy, financial services,...

Updated: Conti Ransomware

CISA, the Federal Bureau of Investigation FBI, the National Security Agency NSA, and the United States Secret Service USSS have re-released an advisory on Conti ransomware. Conti cyber threat actors remain active and reported Conti ransomware attacks against U.S. and international organizations...

FBI Releases Indicators of Compromise for RagnarLocker Ransomware

The Federal Bureau of Investigation FBI has released a Flash report detailing indicators of compromise IOCs associated with ransomware attacks by RagnarLocker, a group of a ransomware actors targeting critical infrastructure sectors. CISA encourages users and administrators to review the IOCs and...

Broadcom Software Discloses APT Actors Deploying Daxin Malware in Global Espionage Campaign

Broadcom Software—an industry member of CISA’s Joint Cyber Defense Collaborative JCDC—uncovers an advanced persistent threat APT campaign against select governments and other critical infrastructure targets in a publication titled Daxin: Stealthy Backdoor Designed for Attacks Against Hardened...

Analysis and Protections for RagnarLocker Ransomware

Trellix Global Defenders: Analysis and Protections for RagnarLocker Ransomware By Taylor Mullins · February 28, 2022 The United States Federal Bureau of Investigation FBI has released a Flash Alert warning that the RagnarLocker ransomware gang has breached the networks of at least fifty-two...

Analysis and Protections for RagnarLocker Ransomware

Trellix Global Defenders: Analysis and Protections for RagnarLocker Ransomware By Taylor Mullins · February 28, 2022 The United States Federal Bureau of Investigation FBI has released a Flash Alert warning that the RagnarLocker ransomware gang has breached the networks of at least fifty-two...

Microsoft Exchange Server Bugs Exploited by ‘Cuba’ Ransomware Gang

The ransomware gang known as “Cuba” is increasingly shifting to exploiting Microsoft Exchange vulnerabilities – including ProxyShell and ProxyLogon – as initial infection vectors, researchers have found. The group has likely been prying open these chinks in victims’ armor as early as last August,...

Iran's MuddyWater Hacker Group Using New Malware in Worldwide Cyber Attacks

Cybersecurity agencies from the U.K. and the U.S. have laid bare a new malware used by the Iranian government-sponsored advanced persistent threat APT group in attacks targeting government and commercial networks worldwide. "MuddyWater actors are positioned both to provide stolen data and accesse...

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...

New Sandworm Malware Cyclops Blink Replaces VPNFilter

Summary The Sandworm actor, which the United Kingdom and the United States have previously attributed to the Russian GRU, has replaced the exposed VPNFilter malware with a new more advanced framework. The United Kingdom's UK National Cyber Security Centre NCSC, the Cybersecurity and Infrastructur...

New Sandworm Malware Cyclops Blink Replaces VPNFilter

The United Kingdom’s National Cyber Security Centre, CISA, the National Security Agency, and the Federal Bureau of Investigation have released a joint Cybersecurity Advisory CSA reporting that the malicious cyber actor known as Sandworm or Voodoo Bear is using new malware, referred to as Cyclops...

A New Cybersecurity “Social Contract”

The US National Cyber Director Chris Inglis wrote an essay outlining a new social contract for the cyber age: The United States needs a new social contract for the digital age -- one that meaningfully alters the relationship between public and private sectors and proposes a new set of obligations...

Master Key for Hive Ransomware Retrieved Using a Flaw in its Encryption Algorithm

Researchers have detailed what they call the "first successful attempt" at decrypting data infected with Hive ransomware without relying on the private key used to lock access to the content. "We were able to recover the master key for generating the file encryption key without the attacker's...

Justice Department Appoints First Director of National Cryptocurrency Enforcement Team

The U.S. Department of Justice DoJ earlier this week appointed Eun Young Choi to serve as the first Director of the National Cryptocurrency Enforcement Team NCET it established last year. The NCET was created to tackle the criminal misuse of cryptocurrencies and digital assets," with a focus on...

Red Cross Hack Linked to Iranian Influence Operation?

A network intrusion at the International Committee for the Red Cross ICRC in January led to the theft of personal information on more than 500,000 people receiving assistance from the group. KrebsOnSecurity has learned that the email address used by a cybercriminal actor who offered to sell the...

Russian State-Sponsored Cyber Actors Target Cleared Defense Contractor Networks to Obtain Sensitive U.S. Defense Information and Technology

Summary Actions to Help Protect Against Russian State-Sponsored Malicious Cyber Activity: • Enforce multifactor authentication. • Enforce strong, unique passwords. • Enable M365 Unified Audit Logs. • Implement endpoint detection and response tools. From at least January 2020, through February 202...