Security Affairs

NOVEMBER 26, 2019

Security experts at Microsoft analyzed a new strain of cryptocurrency miner tracked as Dexphot that has been active since at least October 2018. The malicious code abuse of the resources of the infected machine to mine cryptocurrency , according to the experts it has already infected 80,000 computers worldwide. Pierluigi Paganini.

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Security Affairs

JUNE 15, 2020

Black Kingdom ransomware operators are targeting organizations using unpatched Pulse Secure VPN software to deploy their malware. Black Kingdom ransomware was first spotted in late February by security researcher GrujaRS. the malicious code encrypts files and appends the.DEMON extension to filenames of the encrypted documents.

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Security Affairs

APRIL 26, 2024

Indeed, while anonymity provides privacy and security for transactions, it can also be exploited by criminals for illicit activities, such as money laundering , drug trafficking, illegal arms sales, and terrorist financing. Prevention comes through educating users and taking robust security measures to protect their digital assets.

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Security Affairs

FEBRUARY 5, 2021

The TeamTNT botnet is a crypto-mining malware operation that has been active since April 2020 and that targets Docker installs. The activity of the TeamTNT group has been detailed by security firm Trend Micro, but in August experts from Cado Security discovered that that botnet is also able to target misconfigured Kubernetes installations.

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Security Affairs

MAY 27, 2021

In April, the FBI and the Cybersecurity and Infrastructure Security Agency (CISA) previously warned of attacks carried out by APT groups targeting Fortinet FortiOS servers using multiple exploits. The post APT hacked a US municipal government via an unpatched Fortinet VPN appeared first on Security Affairs. Pierluigi Paganini.

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Security Affairs

JANUARY 8, 2021

Upon executing the code, it will ask the user the path for the payload to be encrypted and the password to be used for AES encryption to hide the malware within the loader. Then the packer compiles the loader with the payload encrypted within it, so it can be decrypted and executed in memory once it is delivered in the targeted system.

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Security Affairs

OCTOBER 13, 2021

.” The malware was first spotted in February 2018 by researchers from Proofpoint when the bot was using the EternalBlue exploit to infect Windows computers and recruit them in Monero cryptocurrency mining activities. Encryption used is a very simple ROT cipher, where the key is set to -1.” ” continues the analysis.

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Security Affairs

OCTOBER 28, 2018

Earlier this year Sysdig and Aqua Security researchers started observing cyber attacks targeting Kubernets and Docker instances aimed at mining Monero cryptocurrency. Experts pointed out that a Docker Engine is not properly secured could be exposed to remote attack through Docker Engine API. Docker Trusted Registry ).

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Security Affairs

OCTOBER 23, 2020

Security measures have been taken to limit the risk of propagation.” And part of the information system would have been encrypted.” A few days before, EVRAZ , one of the world’s largest multinational vertically integrated steel making and mining companies, has been hit by the Ryuk ransomware. Pierluigi Paganini.

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The Last Watchdog

MARCH 17, 2020

Encryption is a cornerstone of digital commerce. Related: A ‘homomorphic-like’ encryption solution We know very well how to encrypt data in transit. And we’ve mastered how to encrypt — and decrypt — data at rest. PKI is the authentication and encryption framework on which the Internet is built.

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Krebs on Security

SEPTEMBER 22, 2023

LastPass says the changes are needed to ensure all customers are protected by their latest security improvements. This is significant because in November 2022, LastPass disclosed a breach in which hackers stole password vaults containing both encrypted and plaintext data for more than 25 million users.

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Security Affairs

OCTOBER 4, 2024

The Linux malware is packed and encrypted to evade detection. “All the binaries are packed, stripped, and encrypted, indicating significant efforts to bypass defense mechanisms and hinder reverse engineering attempts. The cryptominer is also packed and encrypted. ldd , lsof ) that function as user-land rootkits.

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Security Affairs

SEPTEMBER 17, 2021

Upon infecting a system, the malware abuses its resources to mine cryptocurrency. . “Around the same time the news was spreading about these crypto mining malware attacks, SIRT honeypots were infected with PHP malware that arrived via a backdoored addition to a WordPress plugin named download-monitor.” Pierluigi Paganini.

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Security Affairs

NOVEMBER 9, 2018

National Mining Office for Hydrocarbons & Geo-resources. Hackers were able to obtain 97 un-encrypted passwords, emails, telephone numbers, virtual hosts. Security Affairs – LulzSec Italy, hacktivism). The post Guy Fawkes Day – LulzSec Italy hit numerous organizations in Italy appeared first on Security Affairs.

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Security Affairs

AUGUST 25, 2019

The best news of the week with Security Affairs. million to allow towns to access encrypted data. Employees abused systems at Ukrainian nuclear power plant to mine cryptocurrency. Hackers are scanning the web for vulnerable Fortinet, Pulse Secure Products installs. A new round of the weekly newsletter arrived!

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Security Affairs

SEPTEMBER 22, 2022

This may allow hackers to gain server privileges, delete or steal data, or even lead to an encryption extortion, critically endangering normal business services.” SecurityAffairs – hacking, mining). ” reads the post published by Zhu on September 11, 2022. bash_history). Follow me on Twitter: @securityaffairs and Facebook.

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Security Affairs

NOVEMBER 18, 2020

Cybereason Nocturnus security researchers have identified an active campaign focused on the users of a large e-commerce platform in Latin America. bin, researchers also observed the use of a cryptocurrency mining module. . The malware also installs three other files, hhc.exe, hha.dll and chaes1.bin, ” concludes the report.

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Security Affairs

FEBRUARY 19, 2019

Since the beginning of the year, security firms observed a new intense ransomware campaign spreading the Shade ransomware. Between January and February, a new, intense, ransomware campaign has been observed by many security firms. Shade encrypts all the user files using an AES encryption scheme. Main of the JS script.

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Security Affairs

JUNE 24, 2024

Over the past year, ExCobalt targeted Russian organizations in the the following industries: Metallurgy Telecommunications Mining Information technology Government Software development The Cobalt’s hallmark was the use of the CobInt tool , the same tool that ExCobalt began using in 2022.

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Security Affairs

AUGUST 19, 2020

” The botnet’s P2P communication is encrypted using AES for symmetric encryption and the Diffie-Hellman protocol for key exchange. The post FritzFrog cryptocurrency P2P botnet targets Linux servers over SSH appeared first on Security Affairs. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Security Affairs

MARCH 9, 2023

Fortinet researchers observed the mining group 8220 Gang using a new crypter called ScrubCrypt in cryptojacking attacks. “This payload extracts ScrubCrypt, which obfuscates and encrypts applications and makes them able to dodge security programs. . ” reads the analysis published by Fortinet.

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Security Affairs

JUNE 26, 2024

Researchers warn that the P2Pinfect worm is targeting Redis servers with ransomware and cryptocurrency mining payloads. Cado Security researchers warned that the P2Pinfect worm is employed in attacks against Redis servers, aimed at deploying both ransomware and cryptocurrency mining payloads. lockedfiles appended.”

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Security Affairs

JULY 25, 2019

Experts at Intezer researchers have spotted a strain of the Linux mining that also scans the Internet for Windows RDP servers vulnerable to the Bluekeep. The BlueKeep scanner implemented in the WatchBog scans the Internet for vulnerable systems and submits the RC$-encrypted list of RDP hosts, to servers controlled by its operators.

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Security Affairs

FEBRUARY 2, 2020

The p opular ProtonMail end-to-end encrypted email service and ProtonVPN VPN service have been blocked by the Russian government this week. This week the Russian government has blocked the ProtonMail end-to-end encrypted email service and ProtonVPN VPN service. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Security Affairs

MAY 17, 2020

Every week the best security articles from Security Affairs free for you in your email box. The post Security Affairs newsletter Round 264 appeared first on Security Affairs. A new round of the weekly SecurityAffairs newsletter arrived! Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Security Affairs

AUGUST 23, 2024

The group typically employs “double extortion,” stealing and encrypting victims’ data, then threatening to expose it unless a ransom is paid. The Qilin ransomware group has been active since at least 2022 but gained attention in June 2024 for attacking Synnovis , a UK governmental service provider for healthcare.

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Security Affairs

FEBRUARY 28, 2019

Security expert Marco Ramilli analyzed a new piece of malware apparently designed to target PIK-Group that implements ransomware , Trojan, and Miner capabilities. For example, after encryption, the file “1.jpg” According to zcashnetwork the attacker’s wallet received from mining activity 4.89 crypted000007” extension to each.

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Krebs on Security

SEPTEMBER 5, 2023

In November 2022, the password manager service LastPass disclosed a breach in which hackers stole password vaults containing both encrypted and plaintext data for more than 25 million users. Monahan said virtually all of the victims she has assisted were longtime cryptocurrency investors, and security-minded individuals. But on Nov.

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Krebs on Security

MARCH 28, 2021

The Shadowserver Foundation , a nonprofit that helps network owners identify and fix security threats , says it has found 21,248 different Exchange servers which appear to be compromised by a backdoor and communicating with brian[.]krebsonsecurity[.]top Just my Social Security number. krebsonsecurity[.]top I’d been doxed via DNS.

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Security Affairs

APRIL 24, 2024

Below the infection chain described by Avast: The eScan updater triggers the update The downloaded package file is replaced with a malicious one on the wire because of a missing HTTPS encryption (MitM is performed) A malicious package updll62.dlz

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Security Affairs

SEPTEMBER 29, 2018

Security researchers spotted a new IoT botnet, tracked as Torii, that appears much more sophisticated and stealth of the numerous Mirai variants previously analyzed. According to BleepingComputer , the malicious code was also analyzed by the Italian cyber security expert Marco Ramilli who noticed similarities to the Persirai.

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The Last Watchdog

SEPTEMBER 18, 2018

All too many companies lack a full appreciation of how vital it has become to proactively manage and keep secure “unstructured data.”. One reason for the enduring waves of ransomware is that unstructured data is easy for hackers to locate and simple for them to encrypt. Ransomware “is encrypting files, unstructured data.”

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Security Affairs

APRIL 28, 2020

This directory contains the crypto mining module named kswapd0. This component has two main functions: Install a cryptoMiner worker: The main purpose of this elf file is the instantiation of a crypto-mining worker. It is a fork of XMRIG project, one of the most popular software to mine monero crypto values. Pierluigi Paganini.

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Security Affairs

DECEMBER 21, 2021

Xmrig is an open sourced Monero CPU Miner used to mine Monero cryptocurrency. Kinsing is a self-propagating crypto mining malware previously targeting misconfigured open Docker Daemon API ports. The ransomware encrypted the files with the extension ‘.locked’ Coinminers. Figure 1: Shell script downloading and executing Xmrig.

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Security Affairs

AUGUST 8, 2018

Security researchers at Checkpoint security have spotted a massive proxy botnet, tracked as ‘Black’ botnet, created by Ramnit operators. A few months later Ramnit was back, the researchers at IBM security discovered a new variant of the popular Ramnit Trojan.

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eSecurity Planet

AUGUST 11, 2022

Many of the basic principles for securing a data lake will be familiar to anyone who has secured a cloud security storage container. Essentially, we are securing an app at scale with enormous requirements for stored data, incoming data, data interactions, and network connections. Data Lake Security Scope.

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Security Affairs

MARCH 25, 2021

Multiple research teams, including mine, are monitoring these specific criminal activities in the principal cybercrime communities. If you want to receive the weekly Security Affairs Newsletter for free subscribe here. on the certificate. Follow me on Twitter: @securityaffairs and Facebook. Pierluigi Paganini.

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