Webroot

OCTOBER 31, 2024

In our annual “Nastiest Malware” report, now in its sixth year, we’ve observed a steady increase in both the number and sophistication of malware attacks. Now let’s take a look at this year’s Nastiest Malware. It is the most successful and lucrative avenue for monetizing a breach of a victim.

Malware 104

Malware Ransomware Passwords Healthcare 104

Security Affairs

MARCH 23, 2025

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Decrypting Encrypted files from Akira Ransomware (Linux/ESXI variant 2024) using a bunch of GPUs Jaguar Land Rover Breached by HELLCAT Ransomware Group Using Its Infostealer PlaybookThen a Second Hacker Strikes ClearFakes (..)

Malware 63

Malware Threat Detection Cryptocurrency Ransomware 63

Security Affairs

JANUARY 10, 2025

In August 2024, Russian crooks advertised a macOS malware called BANSHEE Stealer that can target both x86_64 and ARM64 architectures. The malware authors claimed it can steal a broad range of data from compromised systems, including browser data, cryptocurrency wallets, and around 100 browser extensions.

Malware 119

Malware Advertising Antivirus Cybercrime 119

SecureList

FEBRUARY 5, 2025

In March 2023, researchers at ESET discovered malware implants embedded into various messaging app mods. The campaign, which targeted Android and Windows users, saw the malware spread through unofficial sources. The campaign, which targeted Android and Windows users, saw the malware spread through unofficial sources.

Malware 137

Malware Encryption Mobile Cryptocurrency 137

Security Affairs

MARCH 18, 2025

dll module revealed that the malware supports sophisticated functionalities to steal credentials from browsers, digital wallet data, clipboard content, and system information. Microsoft has yet to attribute the malware to a specific threat actor or geolocation, however, the IT giant believes that it was not widespread at this time.

Malware 111

Malware Cryptocurrency Encryption Passwords 111

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. Taylor Monahan is founder and CEO of MetaMask , a popular software cryptocurrency wallet used to interact with the Ethereum blockchain.

Cryptocurrency 362

Cryptocurrency Passwords Encryption Accountability 362

Security Affairs

APRIL 26, 2024

As cryptocurrencies have grown in popularity, there has also been growing concern about cybercrime involvement in this sector Cryptocurrencies have revolutionized the financial world, offering new investment opportunities and decentralized transactions.

Cryptocurrency 128

Cryptocurrency Cybercrime Education Scams 128

SecureList

OCTOBER 29, 2024

Attackers are increasingly distributing malware through a rather unusual method: a fake CAPTCHA as the initial infection vector. As with the previous stage, the victim doesn’t always encounter malware. Researchers from various companies reported this campaign in August and September.

Adware 124

Adware Malware Cryptocurrency Password Management 124

Security Boulevard

SEPTEMBER 22, 2021

Cryptocurrency is best thought of as a digital currency that only exists on computers. Transaction data and the ledger are encrypted using cryptography. Cryptocurrency Main Features. Cryptocurrency Main Features. Let’s dig into how cryptocurrency works. Cryptocurrencies are decentralized and distributed.

Cryptocurrency 115

Cryptocurrency Banking Encryption Education 115

Security Affairs

OCTOBER 13, 2024

The Mexican Drug Cartels Want You Casio: Notice of Partial Service Outage and Information Leak Caused by Ransomware Attack He founded a “startup” to access sanctioned Russian websites: the cyber police of Khmelnytskyi region exposed the hacker Hacked ‘AI Girlfriend’ Data Shows Prompts Describing Child Sexual Abuse Malware Over 300,000!

Data breaches 115

Data breaches Cryptocurrency Artificial Intelligence Cybercrime 115

Security Affairs

AUGUST 3, 2020

million worth of cryptocurrency from cryptocurrency investment accounts. . Hackers stole roughly €1.183 million worth of cryptocurrency from investment accounts of 2gether, 26.79% of overall funds stored by the accounts. worth of cryptocurrency from 2gether appeared first on Security Affairs. Pierluigi Paganini.

Cryptocurrency 143

Cryptocurrency Accountability Hacking Advertising 143

SecureList

JUNE 12, 2023

Introduction Stealing cryptocurrencies is nothing new. Since then, stealing cryptocurrencies has continued to occupy cybercriminals. One of the latest additions to this phenomenon is the multi-stage DoubleFinger loader delivering a cryptocurrency stealer. For example, the Mt. recovery phrases). recovery phrases).

Cryptocurrency 120

Cryptocurrency Encryption Malware Ransomware 120

SecureList

JANUARY 13, 2022

The group seems to work more like a unit within a larger formation of Lazarus attackers, with the ability to tap into its vast resources: be it malware implants, exploits, or infrastructure. Also, we have previously reported on cryptocurrency-focused BlueNoroff attacks. Malware infection.

Cryptocurrency 145

Cryptocurrency Malware Accountability Banking 145

Security Affairs

OCTOBER 4, 2024

perfctl malware targets misconfigured Linux servers to deploy cryptocurrency miners and proxyjacking software in an ongoing campaign. Aqua Nautilus researchers shed light on a Linux malware, dubbed perfctl malware, that over the past 3-4 years targeted misconfigured Linux servers. ” reads the report.

Malware 134

Malware Cryptocurrency Encryption Software 134

Trend Micro

APRIL 23, 2023

We observed cryptocurrency and information stealer ViperSoftX evading initial loader detection and making its lure more believable by making the initial package loader via cracks, keygens, activators, and packers non-malicious.

Encryption 127

Encryption Cryptocurrency Cyber threats Malware 127

Security Boulevard

DECEMBER 16, 2024

IntroductionIn October 2024, Zscaler ThreatLabz came across malware samples that use a network communication protocol that is similar to RisePro. However, unlike RisePro which has primarily been used for information stealing, this new malware specializes in downloading and executing second-stage payloads. exeapimonitor-x64.exex32dbg.exex64dbg.exex96dbg.execheatengine.exescylla.execharles.execheatengine-x86_64.exereclass.net.exeThese

Malware 97

Malware Cryptocurrency Encryption Software 97

Security Affairs

AUGUST 19, 2020

According to the Guardicore Labs researchers, the malware already infected over 500 servers in the U.S. ” The botnet’s P2P communication is encrypted using AES for symmetric encryption and the Diffie-Hellman protocol for key exchange. and Europe belonging to universities and a railway company.

Cryptocurrency 145

Cryptocurrency Malware Advertising Encryption 145

Security Affairs

JANUARY 25, 2021

Indian cryptocurrency exchange Buyucoin suffered a security incident, threat actors leaked sensitive data of 325K users. A new incident involving a cryptocurrency exchange made the headlines, the India-based cryptocurrency exchange suffered a security incident, threat actors leaked sensitive data of 325K users on the Dark Web.

Cryptocurrency 144

Cryptocurrency Hacking InfoSec Data breaches 144

SecureList

MARCH 5, 2025

They started distributing malware under the guise of restriction bypass programs and injecting malicious code into existing programs. Most active of all have been schemes for distributing popular stealers, remote access tools (RATs), Trojans that provide hidden remote access, and miners that harness computing power to mine cryptocurrency.

Malware 108

Malware Cryptocurrency Antivirus Technology 108

Security Affairs

AUGUST 15, 2022

Security researchers from Cleafy reported that the SOVA Android banking malware is back and is rapidly evolving. The SOVA Android banking trojan was improved, it has a new ransomware feature that encrypts files on Android devices, Cleafy researchers report. The malware has been active since 2021 and evolves over time.

Encryption 98

Encryption Malware Banking Ransomware 98

Security Affairs

APRIL 13, 2024

Researchers warn threat actors are manipulating GitHub search results to target developers with persistent malware. Checkmarx researchers reported that t hreat actors are manipulating GitHub search results to deliver persistent malware to developers systems. The archive contained an executable named feedbackAPI.exe.

Malware 142

Malware Cryptocurrency Encryption Hacking 142

Security Affairs

AUGUST 16, 2024

Russian cybercriminals are advertising a new macOS malware called Banshee Stealer with a monthly subscription price of $3,000. In August 2024, Russian crooks advertised a macOS malware called BANSHEE Stealer that can target both x86_64 and ARM64 architectures. ” concludes the report. ” concludes the report.

Malware 128

Malware Cryptocurrency Advertising Architecture 128

Security Affairs

JANUARY 12, 2022

Experts warn of a new variant of the RedLine malware that is distributed via emails as fake COVID-19 Omicron stat counter app as a lure. The malicious code can also act as a first-stage malware. Upon executing the Omicron Stats.exe, it unpacks resources encrypted with triple DES using ciphermode ECB and padding mode PKCS7.

Malware 145

Malware Manufacturing Cryptocurrency Cybercrime 145

SecureList

MARCH 31, 2022

For the Lazarus threat actor, financial gain is one of the prime motivations, with a particular emphasis on the cryptocurrency business. This application contains a legitimate program called DeFi Wallet that saves and manages a cryptocurrency wallet, but also implants a malicious file when executed. Backdoor creation.

Malware 143

Malware Encryption Cryptocurrency Architecture 143

Security Affairs

MARCH 13, 2025

“The Medusa ransomware variant is unrelated to the MedusaLocker variant and the Medusa mobile malware variant per the FBIs investigation.” Medusa operators leverage legitimate remote access tools like AnyDesk, Atera, and Splashtop, alongside RDP and PsExec, to move laterally and locate files for exfiltration and encryption.

Ransomware 68

Ransomware Encryption Cryptocurrency Insurance 68

Security Affairs

APRIL 19, 2021

XCSSET, a Mac malware targeting Xcode developers, was now re-engineered and employed in a campaign aimed at Apple’s new M1 chips. Experts from Trend Micro have uncovered a Mac malware campaign targeting Xcode developers that employed a re-engineered version of the XCSSET malware to support Apple’s new M1 chips.

Malware 137

Malware Cryptocurrency Architecture Engineering 137

The Last Watchdog

DECEMBER 18, 2024

Quantum computing advances are making traditional encryption obsolete, and adversaries are stockpiling data for future decryption. FIPS-203 enables legal PQC deployment, prompting CISOs to overhaul encryption strategies. While fully agentic AI malware remains years away, the industry must prepare now.

Risk 173

Risk Threat Detection Technology Phishing 173

Security Affairs

FEBRUARY 24, 2020

Raccoon Malware is a recently discovered infostealer that can extract sensitive data from about 60 applications on a targeted system. Racoon malware , Legion, Mohazo, and Racealer, is an infostealer that recently appeared in the threat landscape that is advertised in hacking forums. ” reads the report published by CyberArk.

Cybercrime 130

Cybercrime Malware Cryptocurrency Advertising 130

Security Affairs

OCTOBER 20, 2021

A Cookie Theft malware was employed in phishing attacks against YouTube creators, Google’s Threat Analysis Group (TAG) warns. Financially motivated threat actors are using Cookie Theft malware in phishing attacks against YouTube creators since late 2019. The hackers used fake collaboration opportunities (i.e. Pierluigi Paganini.

Accountability 144

Accountability Malware Phishing Social Engineering 144

Krebs on Security

APRIL 20, 2023

Researchers at ESET say this job offer from a phony HSBC recruiter on LinkedIn was North Korean malware masquerading as a PDF file. Mandiant found the compromised 3CX software would download malware that sought out new instructions by consulting encrypted icon files hosted on GitHub. Image: Mandiant.

Malware 330

Malware Software Technology Accountability 330

Security Affairs

NOVEMBER 5, 2023

North Korea-linked Lazarus group is using new KandyKorn macOS Malware in attacks against blockchain engineers. North Korea-linked Lazarus APT group were spotted using new KandyKorn macOS malware in attacks against blockchain engineers, reported Elastic Security Labs. Stage 1 (Dropper) – testSpeed.py

Engineering 128

Engineering Malware Cryptocurrency Encryption 128

SecureList

JUNE 5, 2023

Satacom downloader, also known as LegionLoader, is a renowned malware family that emerged in 2019. It is known to use the technique of querying DNS servers to obtain the base64-encoded URL in order to receive the next stage of another malware family currently distributed by Satacom.

Cryptocurrency 113

Cryptocurrency DNS Malware Encryption 113

SecureWorld News

APRIL 21, 2022

Treasury Department warning of a North Korean state-sponsored advanced persistent threat (APT) known as the Lazarus Group targeting cryptocurrency and blockchain companies. The threat actors use social engineering to encourage individuals to download trojanized cryptocurrency applications on Windows or macOS operating systems.

Cryptocurrency 96

Cryptocurrency Computers and Electronics Social Engineering System Administration 96

Security Affairs

NOVEMBER 19, 2024

Ptitsyn reportedly sold the ransomware on darknet forums under aliases like “derxan” and “zimmermanx,” enabling other criminals to encrypt data and demand ransom. Ptitsyn and his conspirators used a ransomware-as-a-service (RaaS) model to distribute their malware to a network of affiliates.

Cybercrime 114

Cybercrime Ransomware Healthcare Education 114

Security Affairs

APRIL 24, 2024

A malware campaign has been exploiting the updating mechanism of the eScan antivirus to distribute backdoors and cryptocurrency miners. Avast researchers discovered and analyzed a malware campaign that exploited the update mechanism of the eScan antivirus to distribute backdoors and crypto miners.

Antivirus 130

Antivirus Malware DNS Cryptocurrency 130

Security Affairs

SEPTEMBER 8, 2024

Multiple threat actors actively exploited the recently disclosed OSGeo GeoServer GeoTools flaw CVE-2024-36401 in malware-based campaigns. The attack starts with a shell script that downloads binaries for various architectures (ARM, MIPS, X86), extracts a command-and-control (C2) server from an encrypted configuration, and connects to it.

Malware 134

Malware Telecommunications Encryption DDOS 134

Krebs on Security

DECEMBER 29, 2022

You just knew 2022 was going to be The Year of Crypto Grift when two of the world’s most popular antivirus makers — Norton and Avira — kicked things off by installing cryptocurrency mining programs on customer computers.

Cryptocurrency 289

Cryptocurrency Cybercrime Computers and Electronics Scams 289