Security Affairs

MARCH 24, 2025

The FBI warns of a significant increase in scams involving free online document converters to infect users with malware. The FBI warns that threat actors use malicious online document converters to steal users sensitive information and infect their systems with malware. ” reads the alert. The FBI urges reporting to IC3.gov.

Malware 114

Malware Scams Identity Theft Antivirus 114

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

Krebs on Security

MARCH 12, 2020

Recently, however, cybercrooks have started disseminating real-time, accurate information about global infection rates tied to the Coronavirus/COVID-19 pandemic in a bid to infect computers with malicious software. As long as this pandemic remains front-page news, malware purveyors will continue to use it as lures to snare the unwary.

Malware 364

Malware Passwords Cybercrime Software 364

Krebs on Security

NOVEMBER 19, 2024

Finastra, which provides software and services to 45 of the world’s top 50 banks, notified customers of the security incident after a cybercriminal began selling more than 400 gigabytes of data purportedly stolen from the company. .” “Furthermore, no files other than the exfiltrated files were viewed or accessed.

Data breaches 299

Data breaches Banking Cybercrime Advertising 299

Krebs on Security

DECEMBER 4, 2024

Last week, the Russian government reportedly arrested Matveev and charged him with creating malware used to extort companies. Russia’s interior ministry last week issued a statement saying a 32-year-old hacker had been charged with violating domestic laws against the creation and use of malicious software. Matveev, a.k.a.

Cybercrime 235

Cybercrime Ransomware Cryptocurrency Government 235

Krebs on Security

AUGUST 2, 2022

Compounding the problem, several remaining malware-based proxy services have chosen to block new registrations to avoid swamping their networks with a sudden influx of customers. com , a malware-based proxy network that has been in existence since at least 2010. Last week, a seven-year-old proxy service called 911[.]re

Malware 321

Malware Cybercrime Internet Internet 321

Krebs on Security

JUNE 1, 2023

Code-signing certificates are supposed to help authenticate the identity of software publishers, and provide cryptographic assurance that a signed piece of software has not been altered or tampered with. One of Megatraffer’s ads on an English-language cybercrime forum. “Antivirus software trusts signed programs more.

Malware 308

Malware Cybercrime Software Accountability 308

Krebs on Security

NOVEMBER 5, 2024

Judische would repeat that claim in Star Chat on May 13 — the day before Santander publicly disclosed a data breach — and would periodically blurt out the names of other Snowflake victims before their data even went up for sale on the cybercrime forums. prosecutors and federal law enforcement agencies. . “Negotiate a deal in Telegram.”

Cybercrime 280

Cybercrime Mobile Media Hacking 280

Krebs on Security

NOVEMBER 16, 2022

A financial cybercrime group calling itself the Disneyland Team has been making liberal use of visually confusing phishing domains that spoof popular bank brands using Punycode , an Internet standard that allows web browsers to render domain names with non-Latin alphabets like Cyrillic. com — which was created to phish U.S.

Malware 335

Malware Banking Phishing DDOS 335

SecureWorld News

MARCH 27, 2025

In today's digital world, cybercrime is a threat to our private data and security. And with Americans owning an average of 24 electronic items in their homes , neglecting to dispose of these items correctly is putting individuals at significant risk of cybercrime. What is cybercrime? This allows them to steal the data they want.

Cybercrime 70

Cybercrime Computers and Electronics Passwords Firewall 70

Krebs on Security

SEPTEMBER 6, 2021

In May 2015, KrebsOnSecurity briefly profiled “ The Manipulaters ,” the name chosen by a prolific cybercrime group based in Pakistan that was very publicly selling spam tools and a range of services for crafting, hosting and deploying malicious email. One of several current Fudtools sites run by The Manipulaters.

Software 303

Software Phishing Cybercrime Accountability 303

Krebs on Security

JUNE 21, 2023

If you operate a cybercrime business that relies on disseminating malicious software, you probably also spend a good deal of time trying to disguise or “crypt” your malware so that it appears benign to antivirus and security products. This story explores the history and identity behind Cryptor[.]biz ” Crypt[.]guru’s

Malware 277

Malware Antivirus Cybercrime Hacking 277

Security Affairs

OCTOBER 29, 2024

RedLine and META targeted millions of victims worldwide, according to Eurojust it was one of the largest malware platforms globally. “Investigations into RedLine and Meta started after victims came forward and a security company notified authorities about possible servers in the Netherlands linked to the software.

Identity Theft 123

Identity Theft Passwords Malware Banking 123

Krebs on Security

SEPTEMBER 13, 2023

The FBI responded by reverifying InfraGard members and by seizing the cybercrime forum where the data was being sold. In a post on the English language cybercrime forum BreachForums , USDoD leaked information on roughly 3,200 Airbus vendors, including names, addresses, phone numbers, and email addresses. But on Sept. But on Sept.

Cybercrime 343

Cybercrime Passwords Authentication Malware 343

Security Affairs

FEBRUARY 13, 2025

Valve removed a game from Steam because it contained malware, the company also warned affected users to reformat their operating systems. The Steam account of the developer for this game uploaded builds to Steam that contained suspected malware. ” A game called PirateFi released on Steam last week and it contained malware.

Malware 107

Malware Antivirus Accountability Software 107

Krebs on Security

APRIL 18, 2023

For the past seven years, a malware-based proxy service known as “ Faceless ” has sold anonymity to countless cybercriminals. The proxy lookup page inside the malware-based anonymity service Faceless. MrMurza’s Faceless advertised on the Russian-language cybercrime forum ProCrd. Image: spur.us. In 2013, U.S.

Malware 299

Malware Passwords Accountability Advertising 299

Security Affairs

JANUARY 10, 2025

Check Point researchers discovered a new version of the Banshee macOS infostealer which is distributed through phishing websites and fake GitHub repositories, often masqueraded as popular software. In August 2024, Russian crooks advertised a macOS malware called BANSHEE Stealer that can target both x86_64 and ARM64 architectures.

Malware 118

Malware Advertising Antivirus Cybercrime 118

Krebs on Security

DECEMBER 16, 2020

A key malicious domain name used to control potentially thousands of computer systems compromised via the months-long breach at network monitoring software vendor SolarWinds was commandeered by security experts and used as a “killswitch” designed to turn the sprawling cybercrime operation against itself, KrebsOnSecurity has learned.

Hacking 363

Hacking Malware Software Cybercrime 363

Security Affairs

MARCH 18, 2025

Trend ZDI researchers discovered 1,000 malicious.lnk files used by nation-state actors and cybercrime groups to execute hidden malicious commands on a victims machine by exploiting the vulnerability ZDI-CAN-25373. Since 2017, the vulnerability has been exploited by APT groups from North Korea, Iran, Russia, and China.

Cybercrime 68

Cybercrime Telecommunications Government Malware 68

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 237

Malware VPN Internet Internet 237

Malwarebytes

FEBRUARY 19, 2025

These findings come from the 2025 State of Malware report. The threat of info stealers Info stealers are a type of malware that do exactly as they saythey steal information from peoples devices. But the variety of information that these pieces of malware can steal makes them particularly dangerous.

Malware 124

Malware Software Passwords Cryptocurrency 124

Security Affairs

MARCH 25, 2025

Researchers warn of a new Android malware that uses.NET MAUI to mimic legit services and evade detection. McAfee researchers warn of Android malware campaigns using.NET MAUI to evade detection. Another malware observed by the experts targets Chinese-speaking users, stealing contacts, SMS, and photos through third-party app stores.

Malware 71

Malware Encryption Banking Cyber threats 71

Krebs on Security

JULY 10, 2024

The Russia-based cybercrime group dubbed “ Fin7 ,” known for phishing and malware attacks that have cost victim organizations an estimated $3 billion in losses since 2013, was declared dead last year by U.S. In typosquatting attacks, Fin7 registers domains that are similar to those for popular free software tools.

Phishing 320

Phishing Cybercrime Malware Software 320

Krebs on Security

JANUARY 27, 2021

Authorities across Europe on Tuesday said they’d seized control over Emotet , a prolific malware strain and cybercrime-as-service operation. Investigators say the action could help quarantine more than a million Microsoft Windows systems currently compromised with malware tied to Emotet infections. The U.S.

Malware 318

Malware Cybercrime Ransomware Banking 318

Krebs on Security

OCTOBER 8, 2020

But judging from the proliferation of help-wanted ads for offensive pentesters in the cybercrime underground, today’s attackers have exactly zero trouble gaining that initial intrusion: The real challenge seems to be hiring enough people to help everyone profit from the access already gained. THE DOCTOR IS IN. ” WHO IS DR. SAMUIL?

Cybercrime 354

Cybercrime Malware VPN Ransomware 354

Krebs on Security

JANUARY 28, 2022

“ BlackCat “), considered to be the first professional cybercrime group to create and use a ransomware strain written in the Rust programming language. One concern about more malware shifting to Rust is that it is considered a much more secure programming language compared to C and C++, writes Catalin Cimpanu for The Record.

Ransomware 334

Ransomware Accountability Cybercrime Malware 334

Krebs on Security

AUGUST 29, 2023

government today announced a coordinated crackdown against QakBot , a complex malware family used by multiple cybercrime groups to lay the groundwork for ransomware infections. Qakbot/Qbot was once again the top malware loader observed in the wild in the first six months of 2023. Source: Reliaquest.com.

Hacking 314

Hacking Malware Ransomware Government 314

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 117

Ransomware Software Cybercrime Encryption 117

Security Affairs

OCTOBER 11, 2024

.” Beyond previous reports on this threat actor’s focus on ICS and PLCs, the prompts observed during this campaign provide precious information on other technologies and software the state-sponsored hackers may target. This included working on malware that was still in development, and looking for information on potential targets.”

Malware 134

Malware Social Engineering Engineering Hacking 134

Security Affairs

JANUARY 26, 2025

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

Malware 61

Malware Artificial Intelligence Ransomware Hacking 61

Krebs on Security

MARCH 28, 2021

New data suggests someone has compromised more than 21,000 Microsoft Exchange Server email systems worldwide and infected them with malware that invokes both KrebsOnSecurity and Yours Truly by name. “web shells”) that various cybercrime groups worldwide have been using to commandeer any unpatched Exchange servers.

Hacking 363

Hacking Cybercrime DNS Internet 363

Krebs on Security

JULY 29, 2022

The abrupt closure comes ten days after KrebsOnSecurity published an in-depth look at 911 and its connections to shady pay-per-install affiliate programs that secretly bundled 911’s proxy software with other titles, including “free” utilities and pirated software. A cached copy of flashupdate[.]net

Cybercrime 324

Cybercrime Software VPN Backups 324

Krebs on Security

JULY 18, 2022

911 says its network is made up entirely of users who voluntarily install its “free VPN” software. re network uses at least two free VPN services to lure its users to install a malware-like software that achieves persistence on the user’s computer,” the researchers wrote. “The 911[.]re

VPN 352

VPN Computers and Electronics Antivirus Software 352

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

Krebs on Security

MAY 13, 2024

This post examines the activities of Khoroshev’s many alter egos on the cybercrime forums, and tracks the career of a gifted malware author who has written and sold malicious code for the past 14 years. was used by a Russian-speaking member called Pin on the English-language cybercrime forum Opensc. Image: treasury.gov.

Ransomware 303

Ransomware Cybercrime Accountability Malware 303

Security Affairs

JULY 14, 2024

A Dark Gate malware campaign from March-April 2024 demonstrates how attackers exploit legitimate tools and services to distribute malware. Palo Alto Networks Unit 42 researchers shared details about a DarkGate malware campaign from March-April 2024. The malware is considered a sophisticated threat and is continuously improved.

Malware 131

Malware Cybercrime Software Phishing 131

Security Affairs

JANUARY 5, 2025

PLAYFULGHOST is a new malware family with capabilities including keylogging, screen and audio capture, remote shell access, and file transfer/execution. The backdoor is distributed through: Phishing emails with themes such as code of conduct to trick users into downloading the malware.

Malware 128

Malware Encryption Phishing Hacking 128