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Hackers Exploiting ProxyLogon and ProxyShell Flaws in Spam Campaigns

Hackers Exploiting ProxyLogon and ProxyShell Flaws in Spam Campaigns

Nov 22, 2021
Threat actors are exploiting ProxyLogon and ProxyShell exploits in unpatched Microsoft Exchange Servers as part of an ongoing spam campaign that leverages stolen email chains to bypass security software and deploy malware on vulnerable systems. The findings come from Trend Micro following an investigation into a number of intrusions in the Middle East that culminated in the distribution of a never-before-seen loader dubbed SQUIRRELWAFFLE. First publicly  documented  by Cisco Talos, the attacks are believed to have commenced in mid-September 2021 via laced Microsoft Office documents. "It is known for sending its malicious emails as replies to pre-existing email chains, a tactic that lowers a victim's guard against malicious activities," researchers Mohamed Fahmy, Sherif Magdy, Abdelrhman Sharshar  said  in a report published last week. "To be able to pull this off, we believe it involved the use of a chain of both ProxyLogon and ProxyShell exploits." ProxyLo
Facebook Postpones Plans for E2E Encryption in Messenger, Instagram Until 2023

Facebook Postpones Plans for E2E Encryption in Messenger, Instagram Until 2023

Nov 22, 2021
Meta, the parent company of Facebook, Instagram, and WhatsApp, disclosed that it doesn't intend to roll out default end-to-end encryption (E2EE) across all its messaging services until 2023, pushing its original plans by at least a year. "We're taking our time to get this right and we don't plan to finish the global rollout of end-to-end encryption by default across all our messaging services until sometime in 2023," Meta's head of safety, Antigone Davis,  said  in a post published in The Telegraph over the weekend. The new scheme, described as a "three-pronged approach," aims to employ a mix of non-encrypted data across its apps as well as account information and reports from users to improve safety and combat abuse, noting that the goal is to deter illegal behavior from happening in the first place, giving users more control, and actively encouraging users to flag harmful messages. Meta had previously  outlined  plans to be "fully end-to-en
Recover from Ransomware in 5 Minutes—We will Teach You How!

Recover from Ransomware in 5 Minutes—We will Teach You How!

Apr 18, 2024Cyber Resilience / Data Protection
Super Low RPO with Continuous Data Protection: Dial Back to Just Seconds Before an Attack Zerto , a Hewlett Packard Enterprise company, can help you detect and recover from ransomware in near real-time. This solution leverages continuous data protection (CDP) to ensure all workloads have the lowest recovery point objective (RPO) possible. The most valuable thing about CDP is that it does not use snapshots, agents, or any other periodic data protection methodology. Zerto has no impact on production workloads and can achieve RPOs in the region of 5-15 seconds across thousands of virtual machines simultaneously. For example, the environment in the image below has nearly 1,000 VMs being protected with an average RPO of just six seconds! Application-Centric Protection: Group Your VMs to Gain Application-Level Control   You can protect your VMs with the Zerto application-centric approach using Virtual Protection Groups (VPGs). This logical grouping of VMs ensures that your whole applica
RedCurl Corporate Espionage Hackers Return With Updated Hacking Tools

RedCurl Corporate Espionage Hackers Return With Updated Hacking Tools

Nov 20, 2021
A corporate cyber-espionage hacker group has resurfaced after a seven-month hiatus with new intrusions targeting four companies this year, including one of the largest wholesale stores in Russia, while simultaneously making tactical improvements to its toolset in an attempt to thwart analysis. "In every attack, the threat actor demonstrates extensive red teaming skills and the ability to bypass traditional antivirus detection using their own custom malware," Group-IB's Ivan Pisarev  said . Active since at least November 2018, the Russian-speaking  RedCurl hacking group  has been linked to 30 attacks to date with the goal of corporate cyber espionage and document theft aimed at 14 organizations spanning construction, finance, consulting, retail, insurance, and legal sectors and located in the U.K., Germany, Canada, Norway, Russia, and Ukraine. The threat actor uses an array of established hacking tools to infiltrate its targets and steal internal corporate documentat
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Today's Top 4 Identity Threat Exposures: Where To Find Them and How To Stop Them

websiteSilverfortIdentity Protection / Attack Surface
Explore the first ever threat report 100% focused on the prevalence of identity security gaps you may not be aware of.
North Korean Hackers Found Behind a Range of Credential Theft Campaigns

North Korean Hackers Found Behind a Range of Credential Theft Campaigns

Nov 20, 2021
A threat actor with ties to North Korea has been linked to a prolific wave of credential theft campaigns targeting research, education, government, media and other organizations, with two of the attacks also attempting to distribute malware that could be used for intelligence gathering. Enterprise security firm Proofpoint  attributed  the infiltrations to a group it tracks as  TA406 , and by the wider threat intelligence community under the monikers  Kimsuky  ( Kaspersky ), Velvet Chollima ( CrowdStrike ), Thallium ( Microsoft ), Black Banshee ( PwC ), ITG16 ( IBM ), and the Konni Group ( Cisco Talos ). Policy experts, journalists and nongovernmental organizations (NGOs) were targeted as part of weekly campaigns observed between from January through June 2021, Proofpoint researchers Darien Huss and Selena Larson disclosed in a technical report detailing the actor's tactics, techniques, and procedures (TTPs), with the attacks spread across North America, Russia, China, and South
11 Malicious PyPI Python Libraries Caught Stealing Discord Tokens and Installing Shells

11 Malicious PyPI Python Libraries Caught Stealing Discord Tokens and Installing Shells

Nov 19, 2021
Cybersecurity researchers have uncovered as many as 11 malicious Python packages that have been cumulatively downloaded more than 41,000 times from the Python Package Index (PyPI) repository, and could be exploited to steal Discord access tokens, passwords, and even stage dependency confusion attacks. The Python packages have since been removed from the repository following responsible disclosure by DevOps firm JFrog — importantpackage / important-package pptest ipboards owlmoon DiscordSafety trrfab 10Cent10 / 10Cent11 yandex-yt yiffparty Two of the packages ("importantpackage," "10Cent10," and their variants) were found obtaining a reverse shell on a compromised machine, giving the attacker full control over the system. Two other packages "ipboards" and "trrfab" masqueraded as legitimate dependencies designed to be automatically imported by taking advantage of a technique called  dependency confusion  or namespace confusion. Unli
U.S. Charged 2 Iranian Hackers for Threatening Voters During 2020 Presidential Election

U.S. Charged 2 Iranian Hackers for Threatening Voters During 2020 Presidential Election

Nov 19, 2021
The U.S. government on Thursday  unsealed  an indictment that accused two Iranian nationals of their involvement in cyber-enabled disinformation and threat campaign orchestrated to interfere in the 2020 presidential elections by gaining access to confidential voter information from at least one state election website. The two defendants in question — Seyyed Mohammad Hosein Musa Kazemi , 24, and Sajjad Kazemi , 27 — have been  charged  with conspiracy to commit computer fraud and abuse, intimidate voters, and transmit interstate threats, voter intimidation, transmission of interstate threats, with Kazemi additionally charged with unauthorized computer intrusion. Both the individuals are  currently at large . The influence campaign's goal was to erode confidence in the integrity of the U.S. electoral system and to sow discord among Americans, the Department of Justice (DoJ) said in a statement, characterizing the two individuals as "experienced Iran-based computer hackers&qu
FBI Issues Flash Alert on Actively Exploited FatPipe VPN Zero-Day Bug

FBI Issues Flash Alert on Actively Exploited FatPipe VPN Zero-Day Bug

Nov 19, 2021
The U.S. Federal Bureau of Investigation (FBI) has disclosed that an unidentified threat actor has been exploiting a previously unknown weakness in the FatPipe MPVPN networking devices at least since May 2021 to obtain an initial foothold and maintain persistent access into vulnerable networks, making it the latest company to join the likes of Cisco, Fortinet, Citrix, Pulse Secure that have had their systems exploited in the wild. "The vulnerability allowed APT actors to gain access to an unrestricted file upload function to drop a web shell for exploitation activity with root access, leading to elevated privileges and potential follow-on activity," the agency  said  in an alert published this week. "Exploitation of this vulnerability then served as a jumping off point into other infrastructure for the APT actors." In other words, the zero-day vulnerability enables a remote attacker to upload a file to any location on the filesystem on an affected device. The se
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