Security Affairs

DECEMBER 22, 2024

US authorities charged a dual Russian and Israeli national for being a developer of the LockBit ransomware group. Rostislav Panev, 51, a dual Russian-Israeli national, was charged as a LockBit ransomware developer. The man is accused of being a LockBit ransomware developer from 2019 through at least February 2024.

Ransomware 117

Ransomware Small Business Antivirus Malware 117

Security Affairs

OCTOBER 13, 2024

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape. Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape. Over 300,000!

Malware 119

Malware DDOS Cryptocurrency Education 119

Security Affairs

OCTOBER 20, 2024

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape. Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape.

Malware 121

Malware Ransomware Encryption Phishing 121

Security Affairs

MARCH 8, 2025

The Akira ransomware gang exploited an unsecured webcam to bypass EDR and launch encryption attacks on a victim’s network. Cybersecurity researchers at S-RM team discovered a novel attack technique used by the Akira ransomware gang. Realizing EDR was active, they pivoted by scanning the network for vulnerable devices.

Ransomware 126

Ransomware IoT Encryption Passwords 126

Krebs on Security

MAY 30, 2024

Law enforcement agencies in the United States and Europe today announced Operation Endgame, a coordinated action against some of the most popular cybercrime platforms for delivering ransomware and data-stealing malware. Dubbed "the largest ever operation against botnets," the international effort…

Malware 300

Malware Cybercrime Ransomware 300

Krebs on Security

AUGUST 19, 2021

Criminal hackers will try almost anything to get inside a profitable enterprise and secure a million-dollar payday from a ransomware infection. It offered to pay him 40 percent of a million-dollar ransom demand if he agreed to launch their malware inside his employer’s network. Image: Abnormal Security.

Ransomware 363

Ransomware Social Engineering Cybercrime Scams 363

Malwarebytes

DECEMBER 2, 2024

The US Department of Justice has charged a Russian national named Evgenii Ptitsyn with selling, operating, and distributing a ransomware variant known as “Phobos” during a four-year cybercriminal campaign that extorted at least $16 million from victims across the world.

Ransomware 127

Ransomware Backups Small Business Malware 127

Schneier on Security

MAY 21, 2021

In the first, hackers encrypt data with ransomware A and then re-encrypt that data with ransomware B. The other path involves what Emsisoft calls a “side-by-side encryption” attack, in which attacks encrypt some of an organization’s systems with ransomware A and others with ransomware B.

Encryption 363

Encryption Ransomware Malware 363

Security Affairs

NOVEMBER 21, 2024

Mexico is investigating a ransomware attack targeting its legal affairs office, as confirmed by the president amidst growing cybersecurity concerns. Mexico’s president announced the government is investigating an alleged ransomware hack that targeted the administration’s legal affairs office. Knight, also known as Cyclops 2.0,

Government 143

Government Hacking Ransomware Insurance 143

Krebs on Security

JUNE 16, 2021

Authorities in Ukraine this week charged six people alleged to be part of the CLOP ransomware group , a cybercriminal gang said to have extorted more than half a billion dollars from victims. The CLOP gang seized on those flaws to deploy ransomware to a significant number of Accellion’s FTA customers , including U.S.

Ransomware 358

Ransomware Cybercrime Malware Encryption 358

Krebs on Security

APRIL 18, 2022

Conti — one of the most ruthless and successful Russian ransomware groups — publicly declared during the height of the COVID-19 pandemic that it would refrain from targeting healthcare providers. But according to Microsoft and an advisory from the U.S. National Security Agency (NSA).

Healthcare 341

Healthcare Ransomware Cybersecurity Malware 341

Security Affairs

NOVEMBER 19, 2024

Russian Phobos ransomware operator Evgenii Ptitsyn, accused of managing attacks, was extradited from South Korea to the US to face cybercrime charges. Russian Phobos ransomware operator Evgenii Ptitsyn, suspected of playing a key role in the ransomware operations, was extradited from South Korea to the US to face cybercrime charges.

Cybercrime 112

Cybercrime Ransomware Healthcare Education 112

Krebs on Security

JANUARY 28, 2022

In December 2021, researchers discovered a new ransomware-as-a-service named ALPHV (a.k.a. “ BlackCat “), considered to be the first professional cybercrime group to create and use a ransomware strain written in the Rust programming language. Image: Varonis. Image: Varonis. The upshot? ” Meanwhile, the U.S.

Ransomware 332

Ransomware Accountability Cybercrime Malware 332

Security Affairs

NOVEMBER 8, 2024

Texas oilfield supplier Newpark Resources suffered a ransomware attack that disrupted its information systems and business applications. Texas oilfield supplier Newpark Resources revealed that a ransomware attack on October 29 disrupted access to some of its information systems and business applications.

Ransomware 119

Ransomware Manufacturing Malware Hacking 119

eSecurity Planet

OCTOBER 22, 2024

These malware scams lure individuals with fake conference invitations designed to mimic legitimate meeting requests and exploit users’ trust. You are then guided to execute PowerShell code designed to “fix” the supposed problem, unwittingly allowing malware to infiltrate their systems.

Scams 123

Scams Malware Phishing Social Engineering 123

Security Affairs

NOVEMBER 13, 2024

Bitdefender released a decryptor for the ShrinkLocker ransomware, which modifies BitLocker configurations to encrypt a system’s drives. ShrinkLocker ransomware was first discovered in May 2024 by researchers from Kaspersky. “ShrinkLocker is a novel ransomware strain that leverages a unique approach to encrypt systems.

Ransomware 119

Ransomware Encryption Passwords Backups 119

Security Affairs

DECEMBER 4, 2024

BT Group (formerly British Telecom)’s Conferencing division shut down some of its servers following a Black Basta ransomware attack. British multinational telecommunications holding company BT Group (formerly British Telecom) announced it has shut down some of its servers following a Black Basta ransomware attack.

Ransomware 122

Ransomware Telecommunications Healthcare Insurance 122

The Last Watchdog

APRIL 7, 2025

Despite advanced AI detection and telemetry analysis offered in todays EDR solutions, modern infostealer malware is designed to evade even the most sophisticated defenses, using tactics like polymorphic malware, memory-only execution, and exploitation of zero-day vulnerabilities or outdated software.

Antivirus 113

Antivirus Malware Cybercrime Identity Theft 113

Security Affairs

NOVEMBER 29, 2024

Russian authorities arrested ransomware affiliate Mikhail Matveev, aka Wazawaka, for developing malware and ties to hacking groups. In May 2023, the US Justice Department charged Russian national Mikhail Pavlovich Matveev for his alleged role in multiple ransomware attacks. ” reported RIA Novosti.

Ransomware 115

Ransomware Healthcare Hacking Malware 115

Krebs on Security

NOVEMBER 17, 2022

Peter is an IT manager for a technology manufacturer that got hit with a Russian ransomware strain called “ Zeppelin ” in May 2020. There are multiple examples of ransomware groups doing just that after security researchers crowed about finding vulnerabilities in their ransomware code.

Ransomware 356

Ransomware Encryption Backups Manufacturing 356

Schneier on Security

JANUARY 10, 2023

I don’t know how much of a thing this will end up being, but we are seeing ChatGPT-written malware in the wild. “It’s still too early to decide whether or not ChatGPT capabilities will become the new favorite tool for participants in the Dark Web,” company researchers wrote.

Malware 65

Malware Encryption Cybercrime Passwords 65

Security Affairs

MARCH 30, 2025

The Walmart-owned membership warehouse club chain Sams Club is investigating claims of a Cl0p ransomware security breach. This week, Cl0p ransomware group listed Sams Club among the victims of its December Cleo software exploit , accusing it of ignoring security. Walmart owned Sams Club has allegedly been breached by Clop Ransomware.

Ransomware 113

Ransomware Data breaches Software Hacking 113

Security Affairs

MARCH 10, 2025

Microsoft researchers reported that North Korea-linked APT tracked as Moonstone Sleet has employed the Qilin ransomware in limited attacks. Microsoft observed a North Korea-linked APT group, tracked as Moonstone Sleet, deploying Qilin ransomware in limited attacks since February 2025. ” Microsoft wrote on X. .

Ransomware 115

Ransomware VPN Healthcare Malware 115

SecureWorld News

FEBRUARY 20, 2025

The FBI, CISA, and MS-ISAC have issued a joint cybersecurity advisory warning organizations about Ghost (Cring) ransomware, a sophisticated cyber threat that has been compromising critical infrastructure, businesses, and government entities worldwide.

Ransomware 113

Ransomware IoT Encryption Social Engineering 113

Security Affairs

FEBRUARY 13, 2025

A November 2024 RA World ransomware attack on an Asian software firm used a tool linked to China-linked threat actors. Broadcom researchers reported that threat actors behind an RA World ransomware attack against an Asian software and services firm employed a tool that was explosively associated in the past with China-linked APT groups.

Ransomware 115

Ransomware Software Cybercrime Encryption 115

Krebs on Security

DECEMBER 4, 2024

In January 2022, KrebsOnSecurity identified a Russian man named Mikhail Matveev as “ Wazawaka ,” a cybercriminal who was deeply involved in the formation and operation of multiple ransomware groups. government indicted Matveev as a top ransomware purveyor a year later, offering $10 million for information leading to his arrest.

Cybercrime 235

Cybercrime Ransomware Cryptocurrency Government 235

Malwarebytes

JANUARY 9, 2025

Small businesses and boutique organizations should use caution when leaning on browser-friendly artificial intelligence (AI) tools to generate ideas, content, and marketing copy, as a set of Google Chrome extensions were recently compromised to deliver info-stealing malware disguised as legitimate updates.

Malware 129

Malware Small Business Artificial Intelligence VPN 129

Security Affairs

DECEMBER 7, 2024

The 8Base ransomware group attacked Croatia’s Port of Rijeka, stealing sensitive data, including contracts and accounting info. A cyber attack hit the Port of Rijeka in Croatia, the 8Base ransomware group claimed responsibility for the security breach. The Port of Rijeka (Luka Rijeka d.d.),

Ransomware 121

Ransomware Hacking Accountability Cyber Attacks 121

Digital Shadows

NOVEMBER 12, 2024

By containing a threat as quickly as possible, organizations drastically limit incident impact, preventing damaging consequences such as data exfiltration, malware deployment, lateral movement, and operational downtime. On average, companies in the construction industry contain a threat within about 5 hours.

Ransomware 111

Ransomware Phishing Cyber threats Malware 111

Schneier on Security

MAY 18, 2021

A lot of Russian malware — the malware that targeted the Colonial Pipeline, for example — won’t install on computers with a Cyrillic keyboard installed. Will installing one of these languages keep your Windows computer safe from all malware? Absolutely not.

Ransomware 363

Ransomware Malware Cybercrime 363

SecureWorld News

MARCH 13, 2025

A recent report from Tenable highlights how DeepSeek R1, an open-source AI model, can generate rudimentary malware, including keyloggers and ransomware. While the AI-generated malware required manual debugging to function properly, its mere existence signals an urgent need for security teams to adapt their defenses.

Malware 113

Malware Cybersecurity Cyber threats Threat Detection 113

Penetration Testing

NOVEMBER 17, 2024

In October 2024, Huntress analysts uncovered a previously unreported ransomware strain, dubbed SafePay, deployed across two distinct incidents.

Ransomware 138

Ransomware Cybersecurity Malware 138

Security Boulevard

OCTOBER 20, 2024

Over the past 6 months I have been researching ransomware, and not even from the technical angle (which would very tempting and no doubt, enlightening in it’s own right), but from a strategic perspective.

Ransomware 122

Ransomware Malware Cybersecurity 122

Security Affairs

DECEMBER 26, 2024

A ransomware attack on Pittsburgh Regional Transit (PRT) was the root cause of the agency’s service disruptions. On December 23, 2024, Pittsburgh Regional Transit (PRT) announced it was actively responding to a ransomware attack that was first detected on Thursday, December 19.

Ransomware 118

Ransomware Cyber Attacks Hacking Cybersecurity 118

Security Affairs

JANUARY 22, 2025

Two ransomware groups exploiting Microsoft 365 services and default settings to target internal enterprise users. Sophos researchers started investigating two distinct clusters of activity, tracked as STAC5143 and STAC5777, in response to customer ransomware attacks in November and December 2024.

Ransomware 98

Ransomware Malware Social Engineering Engineering 98

Security Affairs

FEBRUARY 1, 2025

Indian multinational technology company Tata Technologies suspended some IT services following a ransomware attack. Indian multinational Tata Technologies , a Tata Motors subsidiary, suspended some IT services following a ransomware attack. A few days later, the ransomware gang Hive leaked the alleged stolen files on its Tor leak site.

Technology 114

Technology Ransomware Engineering Manufacturing 114

Security Affairs

APRIL 13, 2025

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Lazarus Expands Malicious npm Campaign: 11 New Packages Add Malware Loaders and Bitbucket Payloads BadBazaar: iOS and Android Surveillanceware by Chinas APT15 Used to Target Tibetans and Uyghurs GOFFEE continues to attack (..)

Malware 71

Malware Spyware Government Mobile 71