This Week in Security News: Trend Micro Researcher Uncover Two Espionage Backdoors Associated with Operation Earth Kitsune and Trickbot and Ransomware Attackers Plan Big Hit on U.S. Hospitals

Welcome to our weekly roundup, where we share what you need to know about cybersecurity news and events that happened over the past few days. This week, learn about how Trend Micro researchers uncovered two new espionage backdoors associated with the ‘Operation Earth Kitsune’ campaign. Also, read...

Browser Bugs Exploited to Install 2 New Backdoors on Targeted Computers

Cybersecurity researchers have disclosed details about a new watering hole attack targeting the Korean diaspora that exploits vulnerabilities in web browsers such as Google Chrome and Internet Explorer to deploy malware for espionage purposes. Dubbed "Operation Earth Kitsune" by Trend Micro, the...

nishang

This repository is an offensive tool for Windows systems, specifically for adding backdoors and executing malicious scripts. The primary vulnerability class is privilege escalation, as the tools aim to gain elevated privileges on the target system. The probable entry points include PowerShell...

Detecting Microsoft 365 and Azure Active Directory Backdoors

Mandiant has seen an uptick in incidents involving Microsoft 365 M365 and Azure Active Directory Azure AD. Most of these incidents are the result of a phishing email coercing a user to enter their credentials used for accessing M365 into a phishing site. Other incidents have been a result of...

DEBIAN-CVE-2020-25595

An issue was discovered in Xen through 4.14.x. The PCI passthrough code improperly uses register data. Code paths in Xen's MSI handling have been identified that act on unsanitized values read back from device hardware registers. While devices strictly compliant with PCI specifications shouldn't ...

A New Hacking Group Hitting Russian Companies With Ransomware

As ransomware attacks against critical infrastructure continue to spike in recent months, cybersecurity researchers have uncovered a new entrant that has been actively trying to conduct multistage attacks on large corporate networks of medical labs, banks, manufacturers, and software developers i...

A New Hacking Group Hitting Russian Companies With Ransomware

As ransomware attacks against critical infrastructure continue to spike in recent months, cybersecurity researchers have uncovered a new entrant that has been actively trying to conduct multistage attacks on large corporate networks of medical labs, banks, manufacturers, and software developers i...

Researchers Uncover 6-Year Cyber Espionage Campaign Targeting Iranian Dissidents

Capping off a busy week of charges and sanctions against Iranian hackers, a new research offers insight into what's a six-year-long ongoing surveillance campaign targeting Iranian expats and dissidents with an intention to pilfer sensitive information. The threat actor, suspected to be of Iranian...

Critical Intel Active Management Technology Flaw Allows Privilege Escalation

Intel patched a critical privilege escalation vulnerability in its Active Management Technology AMT, which is used for remote out-of-band management of PCs. AMT is part of the Intel vPro platform Intel’s umbrella marketing term for its collection of computer hardware technologies and is primarily...

Evilnum hackers targeting financial firms with a new Python-based RAT

An adversary known for targeting the fintech sector at least since 2018 has switched up its tactics to include a new Python-based remote access Trojan RAT that can steal passwords, documents, browser cookies, email credentials, and other sensitive information. In an analysis published by Cybereas...

Pioneer Kitten APT Sells Corporate Network Access

An APT group known as Pioneer Kitten, linked to Iran, has been spotted selling corporate-network credentials on hacker forums. The credentials would let other cybercriminal groups and APTs perform cyberespionage and other nefarious cyber-activity. Pioneer Kitten is a hacker group that specializes...

Intellian / Sea Tel / SAILOR VSAT / RedPort maritime Exploit Pack

ever wondered how can someone hack into a ship/vessel/carrier/yacht? well here is the bundle targeting 3 major companies specialized in maritime satellite networks. in this bundle you get Intellian 3 root backdoors seatel 1 DOS sailor 2 sensitive information disclosure redport 1 admin busybox RCE...

4 Dangerous Brazilian Banking Trojans Now Trying to Rob Users Worldwide

Cybersecurity researchers on Tuesday detailed as many as four different families of Brazilian banking trojans that have targeted financial institutions in Brazil, Latin America, and Europe. Collectively called the "Tetrade" by Kaspersky researchers, the malware families — comprising Guildma,...

InvisiMole Hackers Target High-Profile Military and Diplomatic Entities

Cybersecurity researchers today uncovered the modus operandi of an elusive threat group that hacks into the high-profile military and diplomatic entities in Eastern Europe for espionage. The findings are part of a collaborative analysis by cybersecurity firm ESET and the impacted firms, resulting...

Going dark: encryption and law enforcement

UPDATE, 05/22/2020: In the advent of the EARN IT Act, the debate on government subversion of encryption has reignited. Given that the material conditions of the technology have not changed, and the arguments given in favor of the bill are not novel, we've decided to republish the following blog...

Nishang - Offensive PowerShell For Red Team, Penetration Testing And Offensive Security

Nishang is a framework and collection of scripts and payloads which enables usage of PowerShell for offensive security, penetration testing and red teaming. Nishang is useful during all phases of penetration testing. By nikhilmitt Usage Import all the scripts in the current PowerShell session...

Serious Exchange Flaw Still Plagues 350K Servers

Over 80 percent of exposed Exchange servers are still vulnerable to a severe vulnerability – nearly two months after the flaw was patched, and after researchers warned that multiple threat groups were exploiting it. The vulnerability in question CVE-2020-0688 exists in the control panel of...

WARNING: Hackers Install Secret Backdoor on Thousands of Microsoft SQL Servers

Cybersecurity researchers today uncovered a sustained malicious campaign dating back to May 2018 that targets Windows machines running MS-SQL servers to deploy backdoors and other kinds of malware, including multi-functional remote access tools RATs and cryptominers. Named "Vollgar" after the...

WARNING: Hackers Install Secret Backdoor on Thousands of Microsoft SQL Servers

Cybersecurity researchers today uncovered a sustained malicious campaign dating back to May 2018 that targets Windows machines running MS-SQL servers to deploy backdoors and other kinds of malware, including multi-functional remote access tools RATs and cryptominers. Named "Vollgar " after the...

Hackers Exploit Zero-Day Bugs in Draytek Devices to Target Enterprise Networks

Cybersecurity researchers with Qihoo 360's NetLab today unveiled details of two recently spotted zero-day cyberattack campaigns in the wild targeting enterprise-grade networking devices manufactured by Taiwan-based DrayTek. According to the report, at least two separate groups of hackers exploite...