North Korean APT targets US healthcare sector with Maui ransomware

State-sponsored North Korean threat actors have been targeting the US Healthcare and Public Health HPH sector for the past year using the Maui ransomware, according to a joint cybersecurity advisory CSA from the FBI, Cybersecurity and Infrastructure Security Agency CISA, and the Department of the...

Malicious Cyber Actors Continue to Exploit Log4Shell in VMware Horizon Systems

CISA and the United States Coast Guard Cyber Command CGCYBER have released a joint Cybersecurity Advisory CSA to warn network defenders that cyber threat actors, including state-sponsored advanced persistent threat APT actors, have continued to exploit CVE-2021-44228 Log4Shell in VMware Horizon®...

CVE-2022-30128

creationtimestamp| type| source ---|---|--- 2022-06-02 00:24:57+00:00| seen| https://t.me/cibsecurity/43627 2022-06-02 01:23:36+00:00| seen| https://t.me/cibsecurity/43625...

OilRig is back with another Phishing Email attack, delivering the Saitama Backdoor

THREAT LEVEL: Amber. For a detailed advisory, download the pdf file here An Iranian cyber espionage gang known as OilRig has began delivering malicious email to a Jordanian government employee at the foreign ministry. The email includes a malicious Excel sheet that installs the Saitama backdoor...

CISA Urges Organizations to Patch Actively Exploited F5 BIG-IP Vulnerability

.jpg The U.S. Cybersecurity and Infrastructure Security Agency CISA has added the recently disclosed F5 BIG-IP flaw to its Known Exploited Vulnerabilities Catalog following reports of active abuse in the wild. The flaw, assigned the identifier CVE-2022-1388 CVSS score: 9.8, concerns a critical bu...

CISA and FBI Update Advisory on Destructive Malware Targeting Organizations in Ukraine

CISA and the Federal Bureau of Investigation FBI have updated joint Cybersecurity Advisory AA22-057A: Destructive Malware Targeting Organizations in Ukraine, originally released February 26, 2022. The advisory has been updated to include additional indicators of compromise for WhisperGate and...

Newly patched VMware vulnerability exploited by Iranian espionage group, Rocket Kitten

THREAT LEVEL: Red. For a detailed advisory, download the pdf file here An Iranian cyber espionage gang known as Rocket Kitten has began delivering the Core Impact penetration testing tool on susceptible computers by exploiting a newly fixed severe vulnerability in VMware Workspace ONE...

Deep Panda deploys new rootkit “Fire Chili” by exploiting Log4shell in VMware horizon

THREAT LEVEL: Red For a detailed advisory, download the pdf file here Deep Panda, a Chinese APT group, took advantage of the well-known Log4Shell vulnerability in VMware Horizon servers to deploy a backdoor, rootkit, and steal sensitive data. This threat actor is primarily targeting firms in the...

FBI and FinCEN Release Advisory on AvosLocker Ransomware

The Federal Bureau of Investigation FBI and the Department of the Treasury’s Financial Crimes Enforcement Network FinCEN have released a joint Cybersecurity Advisory identifying indicators of compromise associated with AvosLocker ransomware. AvosLocker is a ransomware-as-a-service affiliate-based...

Russian State-Sponsored Cyber Actors Access Network Misconfigured with Default MFA Protocols

CISA and the Federal Bureau of Investigation FBI have released a joint Cybersecurity Advisory that details how Russian state-sponsored cyber actors accessed a network with misconfigured default multifactor authentication MFA protocols. The actors then exploited a critical Windows Print Spooler...

Mustang Panda targets European diplomats using enhanced PlugX backdoor

THREAT LEVEL: Red. For a detailed advisory, download the pdf file here Mustang Panda, a Chinese cyberespionage group, has been targeting European diplomats with a revised version of the PlugX backdoor in an ongoing campaign linked to the ongoing conflict in Ukraine. The group, also known as...

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,...

FormBook spam campaign targets citizens of Ukraine️

Our Threat Intelligence team has been closely monitoring cyber threats related to the war in Ukraine. Today, we discovered a malicious spam campaign dropping the Formbook stealer specifically targeting Ukrainians. Formbook is part of a long-running malspam operation that we observe on a regular...

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...

The Conti ransomware leaks

On February 27, an individual with insights into the Conti ransomware group started leaking a treasure trove of data beginning with internal chat messages. Conti is responsible for a number of high profile attacks, including one against the Irish Healthcare system which has cost more than $48...

Trellix Global Defenders: Analysis and Protections for BlackByte Ransomware

Trellix Global Defenders: Analysis and Protections for BlackByte Ransomware By Taylor Mullins · February 28, 2022 BlackByte Ransomware has been in the news of late due to a successful attack against a National Football League NFL Franchise and a Joint Cybersecurity Advisory by the Federal Bureau ...

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...

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...

Detect active network reconnaissance with Microsoft Defender for Endpoint

The Microsoft Compromise Recovery Security Practice has observed how the security industry has evolved over the last few years as consumers, businesses, and industry professionals continue to adapt to the changing landscape. We have seen the emergence of new frameworks, such as the Cybersecurity...