Krebs on Security

NOVEMBER 14, 2024

But not long after KrebsOnSecurity reported in April that Shefel/Rescator also was behind the theft of Social Security and tax information from a majority of South Carolina residents in 2012, Mr. Shefel began contacting this author with the pretense of setting the record straight on his alleged criminal hacking activities.

Retail 254

Retail Advertising Cryptocurrency Marketing 254

Krebs on Security

AUGUST 2, 2022

With the recent demise of several popular “proxy” services that let cybercriminals route their malicious traffic through hacked PCs, there is now something of a supply chain crisis gripping the underbelly of the Internet. com , a malware-based proxy network that has been in existence since at least 2010. Image: Spur.us.

Malware 315

Malware Cybercrime Internet Internet 315

Security Affairs

DECEMBER 27, 2024

North Korea-linked threat actors were spotted using new malware called OtterCookie as part of the Contagious Interview campaign that targets software developer community with fake job offers. Since November 2024, threat actors employed the malware OtterCookie, alongside BeaverTail and InvisibleFerret, in the campaign.

Malware 86

Malware Cryptocurrency Software Hacking 86

Krebs on Security

SEPTEMBER 14, 2022

Worst in terms of outright scariness is CVE-2022-37969 , which is a “privilege escalation” weakness in the Windows Common Log File System Driver that allows attackers to gain SYSTEM-level privileges on a vulnerable host. .” CVE-2022-32984 is a problem in the deepest recesses of the operating system (the kernel).

Spyware 219

Spyware Cyber threats Security Defenses Cyber Attacks 219

Security Affairs

FEBRUARY 17, 2025

Microsoft Threat Intelligence discovered a new variant of the macOS malware XCSSET in attacks in the wild. XCSSET is a sophisticated modular macOS malware that targets users by infecting Xcode projects, it has been active since at least 2022. Microsoft observed that the malware was employed in limited attacks.

Malware 68

Malware Hacking Software 68

Security Affairs

DECEMBER 11, 2024

has charged a Chinese national for hacking thousands of Sophos firewall devices worldwide in 2020. has charged the Chinese national Guan Tianfeng (aka gbigmao and gxiaomao) for hacking thousands of Sophos firewall devices worldwide in 2020. The malware stole data and encrypted files to block remediation attempts.

Firewall 74

Firewall Hacking Malware Passwords 74

SecureList

OCTOBER 6, 2022

During the pandemic, lockdowns forced people to stay at home and do their shopping online, which was mirrored in point-of-sale (PoS) and ATM malware activity, as certain regions saw malicious transactions drop significantly. Perpetrators continue to spread already-existing, widely used malware to attack PoS terminals and ATMs.

Malware 143

Malware Banking Software Cybercrime 143

Krebs on Security

JUNE 1, 2023

This post is a deep dive on “ Megatraffer ,” a veteran Russian hacker who has practically cornered the underground market for malware focused code-signing certificates since 2015. More recently, it appears Megatraffer has been working with ransomware groups to help improve the stealth of their malware. WHO IS MEGATRAFFER?

Malware 301

Malware Cybercrime Software Accountability 301

Security Affairs

MARCH 20, 2025

The archive contains a fake PDF report and DarkTortilla malware, which acts as a launcher for the Dark Crystal RAT ( DCRat ). The modular architecture of the malware allows to extend its functionalities for multiple malicious purposes, including surveillance, reconnaissance, information theft, DDoS attacks, and arbitrary code execution.

Computers and Electronics 106

Computers and Electronics Telecommunications Malware Surveillance 106

Security Affairs

NOVEMBER 29, 2024

Russian authorities arrested ransomware affiliate Mikhail Matveev, aka Wazawaka, for developing malware and ties to hacking groups. On or about May 27, 2022, the man and his Hive coconspirators allegedly hit a nonprofit behavioral healthcare organization in New Jersey. The attacks hit law enforcement agencies in Washington, D.C.

Ransomware 116

Ransomware Healthcare Hacking Malware 116

Krebs on Security

FEBRUARY 9, 2023

Initially a stealthy trojan horse program delivered via email and used to steal passwords, Trickbot evolved into “a highly modular malware suite that provides the Trickbot Group with the ability to conduct a variety of illegal cyber activities, including ransomware attacks,” the Treasury Department said. The Forbes.ru

Hacking 235

Hacking Cybercrime Ransomware Government 235

Security Affairs

MARCH 10, 2025

Moonstone Sleet threat actors target financial and cyberespionage victims using trojanized software, custom malware, malicious games, and fake companies like StarGlow Ventures and C.C. The APT group has also spread malware via a fraudulent tank game (DeTankWar) and engaged in ransomware attacks using FakePenny.

Ransomware 116

Ransomware VPN Healthcare Malware 116

Krebs on Security

JULY 25, 2023

Now new findings reveal that AVrecon is the malware engine behind a 12-year-old service called SocksEscort , which rents hacked residential and small business devices to cybercriminals looking to hide their true location online. ” According to Kilmer, AVrecon is the malware that gives SocksEscort its proxies.

Malware 236

Malware VPN Internet Internet 236

Krebs on Security

FEBRUARY 4, 2025

The FBI joined authorities across Europe last week in seizing domain names for Cracked and Nulled , English-language cybercrime forums with millions of users that trafficked in stolen data, hacking tools and malware. to , and vDOS , a DDoS-for-hire service that was shut down in 2016 after its founders were arrested.

eCommerce 202

eCommerce Cybercrime Accountability Passwords 202

Security Affairs

DECEMBER 4, 2024

Black Basta ransomware-as-a-service (RaaS) has been active since April 2022, it impacted several businesses and critical infrastructure entities across North America, Europe, and Australia. Black Basta is a ransomware-as-a-service (RaaS) variant, first identified in April 2022. reads the CSA.

Ransomware 123

Ransomware Telecommunications Healthcare Insurance 123

Security Affairs

DECEMBER 22, 2024

Panev and other developers were tasked to create and maintain the malware and infrastructure, while affiliates executed attacks and extorted ransoms, splitting the proceeds. Panev received over $230,000 in laundered cryptocurrency from Khoroshev between 2022 and 2024. ” reads the press release published by DoJ.

Ransomware 118

Ransomware Small Business Antivirus Malware 118

Security Affairs

DECEMBER 1, 2022

Redigo is a new Go-based malware employed in attacks against Redis servers affected by the CVE-2022-0543 vulnerability. Researchers from security firm AquaSec discovered a new Go-based malware that is used in a campaign targeting Redis servers. In March 2022, the U.S. ” reads the analysis published by AquaSec.

Malware 145

Malware DDOS Architecture Cryptocurrency 145

Security Affairs

MAY 21, 2024

The Blackbasta extortion group claims to have hacked Atlas, one of the largest national distributors of fuel in the United States. The gang published a series of documents as proof of the hack, including people’s ID cards, data sheets, payroll payment requesters and a picture of the folder exfiltrated from the victim’s systems.

Hacking 142

Hacking Ransomware Phishing Malware 142

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 328

Malware Software Technology Accountability 328

Security Affairs

FEBRUARY 13, 2025

In 2022, the Russian APT used multiple wipers in attacks aimed at Ukraine, including AwfulShred , CaddyWiper , HermeticWiper , Industroyer2 , IsaacWiper , WhisperGate , Prestige , RansomBoggs , and ZeroWipe. On September 2022, the Sandworm group was observed impersonating telecommunication providers to target Ukrainian entities with malware.

Telecommunications 105

Telecommunications DNS Passwords Hacking 105

SecureList

JUNE 15, 2023

Thus, it was inevitable that malware creators would one day begin not only to distribute malicious programs themselves, but also to sell them to less technically proficient attackers, thereby lowering the threshold for entering the cybercriminal community. A MaaS operator is typically a team consisting of several people with distinct roles.

Malware 144

Malware Ransomware Cybercrime Hacking 144

Security Affairs

NOVEMBER 13, 2024

The botnet is comprised of two complementary activity clusters, the experts believe it has been active since at least February 2022. In early July and August of 2022, the researchers noticed several Cisco RV320s , DrayTek Vigor routers , and NETGEAR ProSAFEs that were part of the botnet.

VPN 121

VPN Government Malware Manufacturing 121

Security Affairs

DECEMBER 18, 2024

The APT group targeted an organization in Latin America in 2019 and 2022. While investigating the 2022 attack, the researchers noticed that the victim organization had also suffered a 2019 attack using “Careto2” and “Goreto” frameworks. ” reads the analysis published by Kaspersky.

Cyber Attacks 113

Cyber Attacks Hacking Government Malware 113

Krebs on Security

SEPTEMBER 13, 2023

In December 2022, KrebsOnSecurity broke the news that a cybercriminal using the handle “ USDoD ” had infiltrated the FBI ‘s vetted information sharing network InfraGard , and was selling the contact information for all 80,000 members. Microsoft Corp. government inboxes. USDoD’s InfraGard sales thread on Breached.

Cybercrime 338

Cybercrime Passwords Authentication Malware 338

Security Affairs

NOVEMBER 2, 2024

The threat actors exploited vulnerabilities in networking devices used by businesses to gain a foothold by installing custom malware. Sophos researchers speculate the attack was part of an intelligence-gathering campaign aimed at developing malware for network devices.

Firmware 119

Firmware Government Firewall Malware 119

Security Affairs

DECEMBER 3, 2024

The news of the hack was reported by the Gazeta Wyborcza daily, and unfortunately, it isn’t the first time that the Pegasus spyware was used in the country. In 2021, the University of Toronto-based Citizen Lab Internet reported that a Polish opposition duo was hacked with NSO spyware.

Spyware 116

Spyware Government Surveillance Hacking 116

Security Affairs

AUGUST 25, 2024

Researchers spotted a new stealthy Linux malware named sedexp that uses Linux udev rules to achieve persistence and evade detection. Aon’s Cyber Solutions spotted a new malware family, called sedexp, that relies on a lesser-known Linux persistence technique. Sedexp uses udev rules to maintain persistence. ” concludes the report.

Malware 141

Malware Hacking Ransomware Cybercrime 141

Security Affairs

MARCH 5, 2025

Ransomware group Hunters International claims to have hacked Tata Technologies, threatening to leak 1.4 On October 14, 2022, Tata Power, Indias largest power generation company, announced a cyber attack hit its infrastructure. The gang claims to have breached the corporate network on October 3rd, 2022. TB of stolen data.

Technology 106

Technology Ransomware Engineering Manufacturing 106

Joseph Steinberg

JANUARY 22, 2024

Hacking et Cybersécurité Mégapoche pour les Nuls , a single-volume book containing French versions of the latest editions of both the best selling CyberSecurity for Dummies by Joseph Steinberg, and Hacking For Dummies by Kevin Beaver, is now available to the public.

Hacking 161

Hacking Cybersecurity Penetration Testing Artificial Intelligence 161

Security Affairs

AUGUST 28, 2024

million reward for information leading to the arrest of a Belarusian cybercriminal involved in the mass malware distribution. million reward for information leading to the arrest of Volodymyr Kadariya (38), a Belarusian national allegedly involved in a significant malware organization. The US Department of State offers a $2.5

Malware 128

Malware Computers and Electronics Cybercrime Internet 128

Security Affairs

DECEMBER 26, 2023

Researchers at NCC Group reported that in November they observed the return of the infamous banking malware Carbanak in ransomware attacks. The cybersecurity firm NCC Group reported that in November the banking malware Carbanak was observed in ransomware attacks. ” reads the report published by NCC Group.

Malware 135

Malware Ransomware Banking Healthcare 135

Security Affairs

APRIL 22, 2024

Microsoft reported that the Russia-linked APT28 group (aka “ Forest Blizzard ”, “ Fancybear ” or “ Strontium ” used a previously unknown tool, dubbed GooseEgg, to exploit the Windows Print Spooler flaw CVE-2022-38028. The vulnerability CVE-2022-38028 was reported by the U.S.

Government 142

Government Education Phishing Malware 142

Security Affairs

JUNE 5, 2024

The malware spreads through direct messages within the app and only requires the user to open a message. Semafor first reported that CNN’s TikTok account had been hacked, forcing the broadcaster to take down its account for several days. Microsoft reported the issue to TikTok in February 2022, and the company quickly addressed it.

Accountability 132

Accountability Hacking Malware Information Security 132

Security Affairs

SEPTEMBER 8, 2024

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

Malware 113

Malware Insurance Ransomware Government 113

Krebs on Security

MAY 28, 2024

Department of the Treasury today unveiled sanctions against three Chinese nationals for allegedly operating 911 S5 , an online anonymity service that for many years was the easiest and cheapest way to route one’s Web traffic through malware-infected computers around the globe. The 911 S5 botnet-powered proxy service, circa July 2022.

VPN 276

VPN Banking Cybercrime Internet 276

Security Affairs

DECEMBER 13, 2022

LockBit ransomware gang hacked the California Department of Finance and threatens to leak data stolen from its systems. The images published by the gang as proof of the hack include spreadsheets containing financial data, a contract, 2022 budget details, and more. SecurityAffairs – hacking, California).

Hacking 141

Hacking Ransomware Technology Cybersecurity 141

Security Affairs

FEBRUARY 1, 2025

On October 14, 2022, Tata Power, Indias largest power generationcompany, announced a cyber attack hit its infrastructure. The gang claims to have breached the corporate network on October 3rd, 2022. Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs hacking, ransomware attack)

Technology 115

Technology Ransomware Engineering Manufacturing 115