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. A review of the Internet addresses historically used by Super-socks[.]biz Image: Spur.us.

Malware 304

Malware Cybercrime Internet Internet 304

Krebs on Security

JANUARY 22, 2019

Experts at Cisco Talos and other security firms quickly drew parallels between the two mass spam campaigns, pointing to a significant overlap in Russia-based Internet addresses used to send the junk emails. domaincontrol.com and ns18.domaincontrol.com). domaincontrol.com).

DNS 263

DNS Internet Internet Computers and Electronics 263

Krebs on Security

NOVEMBER 21, 2020

NiceHash founder Matjaz Skorjanc said the unauthorized changes were made from an Internet address at GoDaddy, and that the attackers tried to use their access to its incoming NiceHash emails to perform password resets on various third-party services, including Slack and Github.

Cryptocurrency 363

Cryptocurrency VPN Scams Social Engineering 363

Krebs on Security

APRIL 18, 2023

Kilmer said Faceless has emerged as one of the underground’s most reliable malware-based proxy services, mainly because its proxy network has traditionally included a great many compromised “Internet of Things” devices — such as media sharing servers — that are seldom included on malware or spam block lists.

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Malware Passwords Accountability Advertising 281

Krebs on Security

JULY 25, 2023

Researchers this month uncovered a two-year-old Linux-based remote access trojan dubbed AVrecon that enslaves Internet routers into botnet that bilks online advertisers and performs password-spraying attacks. SocksEscort[.]com com , is what’s known as a “SOCKS Proxy” service.

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Malware VPN Internet Internet 231

Krebs on Security

JULY 29, 2022

re is was one of the original “residential proxy” networks, which allow someone to rent a residential IP address to use as a relay for his/her Internet communications, providing anonymity and the advantage of being perceived as a residential user surfing the web.

Cybercrime 307

Cybercrime Software VPN Backups 307

Krebs on Security

DECEMBER 11, 2019

A top executive at the nonprofit entity responsible for doling out chunks of Internet addresses to businesses and other organizations in Africa has resigned his post following accusations that he secretly operated several companies which sold tens of millions of dollars worth of the increasingly scarce resource to online marketers.

Internet 210

Internet Internet Marketing Government 210

Krebs on Security

JUNE 7, 2022

Netflix has a new documentary series airing next week — “ Web of Make Believe: Death, Lies & the Internet ” — in which Yours Truly apparently has a decent amount of screen time.

Cybercrime 329

Cybercrime Internet Internet Web Fraud 329

Krebs on Security

JULY 29, 2021

One might even say passwords are the fossil fuels powering most IT modernization: They’re ubiquitous because they are cheap and easy to use, but that means they also come with significant trade-offs — such as polluting the Internet with weaponized data when they’re leaked or stolen en masse. TARGETED PHISHING.

Passwords 363

Passwords Password Management Phishing Scams 363

Krebs on Security

APRIL 4, 2024

Other Privnote phishing domains that also phoned home to the same Internet address as pirwnote[.]com com is currently selling security cameras made by the Chinese manufacturer Hikvision , via an Internet address based in Hong Kong. Searching DomainTools for domains that include both of these terms reveals pirwnote[.]com.

Phishing 259

Phishing Cryptocurrency DDOS Internet 259

Krebs on Security

SEPTEMBER 30, 2024

In June 2016, Islam was sentenced to a year in prison for an impressive array of crimes, including stalking people online and posting their personal data on the Internet. Woody’s complaint states that Masters also was present during his 2018 home invasion, as was another core UGNazi member: Eric “CosmoTheGod” Taylor.

Cryptocurrency 298

Cryptocurrency Government Internet Internet 298

Krebs on Security

MAY 22, 2023

Chaput said the spammers used more than 1,500 Internet addresses across 400 providers to register new accounts, which then followed popular accounts on Mastodon and sent private mentions to the followers of those accounts. that were created from different Internet addresses in Vienna, Austria.

Scams 289

Scams DDOS Cryptocurrency Accountability 289

Krebs on Security

FEBRUARY 8, 2021

The security flaw was briefly alluded to in a 2018 writeup on U-Admin by the SANS Internet Storm Center. “Looking at the professionality of the code, the layout and the functionality I’m giving this control panel 3 out of 5 stars,” joked SANS guest author Remco Verhoef.

Phishing 318

Phishing Scams Banking Mobile 318

Krebs on Security

NOVEMBER 4, 2021

The true Internet address of the link included in the FedEx SMS phishing campaign is hidden behind content distribution network Cloudflare , but a review of its domain name system (DNS) records shows it resolves to 23.92.29[.]42. com — stopped resolving. But I doubt we’ve seen the last of these phishers.

Phishing 333

Phishing Scams Mobile DNS 333

Krebs on Security

JUNE 28, 2022

There is also ample evidence to suggest that Glupteba may have spawned Meris , a massive botnet of hacked Internet of Things (IoT) devices that surfaced in September 2021 and was responsible for some of the largest and most disruptive distributed denial-of-service (DDoS) attacks the Internet has ever seen. But on Dec.

Passwords 290

Passwords Malware Internet Internet 290

Krebs on Security

JANUARY 24, 2020

While fraudsters who have hijacked your domain and/or co-opted access to your domain registrar can and usually will try to remove any DNSSEC records associated with the hijacked domain, it generally takes a few days for these updated records to be noticed and obeyed by the rest of the Internet.

DNS 303

DNS Social Engineering Engineering Accountability 303

Krebs on Security

JANUARY 16, 2025

The FBI asks that before you bin the missives, consider filing a complaint with the agency’s Internet Crime Complaint Center (IC3), including the phone number where the text originated, and the website listed within the text. If you receive one of these messages, just ignore it or delete it, but please do not visit the phishing site.

Phishing 292

Phishing Scams Mobile Passwords 292

Krebs on Security

FEBRUARY 3, 2022

Linkedin’s parent company — Microsoft Corp — is by all accounts the most-phished brand on the Internet today. A report last year from Check Point found roughly 45 percent of all brand phishing attempts globally target Microsoft. Check Point said LinkedIn was the sixth most phished brand last year.

Phishing 354

Phishing Marketing Scams Accountability 354

Krebs on Security

MAY 16, 2020

A federal fraud investigator who spoke with KrebsOnSecurity on condition of anonymity said many states simply don’t have enough controls in place to detect patterns that might help better screen out fraudulent unemployment applications, such as looking for multiple applications involving the same Internet addresses and/or bank accounts.

Insurance 363

Insurance Banking Identity Theft Accountability 363

Krebs on Security

DECEMBER 8, 2022

The first centers on targeting healthcare organizations that offer consultations over the Internet and sending them booby-trapped medical records for the “patient.” ” The other involves carefully editing email inboxes of public company executives to make it appear that some were involved in insider trading. ”

Healthcare 313

Healthcare Backups Ransomware Insurance 313

Krebs on Security

SEPTEMBER 2, 2021

The data in this story come from a trusted source in the security industry who has visibility into a network of hacked machines that fraudsters in just about every corner of the Internet are using to anonymize their malicious Web traffic. How do the compromised email credentials break down in terms of ISPs and email providers?

Accountability 335

Accountability Authentication Passwords Hacking 335

Krebs on Security

AUGUST 18, 2022

Also, the email headers in the phishing message (PDF) show that it passed all email validation checks as being sent by PayPal, and that it was sent through an Internet address assigned to PayPal. Both the email and the invoice state that “there is evidence that your PayPal account has been accessed unlawfully.”

Scams 338

Scams Phishing Accountability Software 338

Krebs on Security

MARCH 29, 2022

There is a terrifying and highly effective “method” that criminal hackers are now using to harvest sensitive customer data from Internet service providers, phone companies and social media firms. The document requested the Internet address history of Discord accounts tied to a specific phone number used by the target.

Accountability 288

Accountability Government Hacking Social Engineering 288

Krebs on Security

JANUARY 25, 2024

19, 2024) of more than 200 domains at the Internet address 93.190.143[.]252 Hegel noted that the spike in malicious software-themed ads came not long after Microsoft started blocking by default Office macros in documents downloaded from the Internet. How do we know freecad-us[.]org org is malicious? com , filezillasoft[.]com

Software 307

Software Advertising Malware Accountability 307

Krebs on Security

JULY 15, 2024

.” The researchers say some Squarespace domains that were migrated over also could be hijacked if attackers discovered the email addresses for less privileged user accounts tied to the domain, such as “domain manager,” which likewise has the ability to transfer a domain or point it to a different Internet address.

Accountability 316

Accountability Cryptocurrency Passwords DNS 316

Krebs on Security

NOVEMBER 23, 2018

‘Tis the season when even those who know a thing or two about Internet scams tend to let down their guard in the face of an eye-popping discount or the stress of last-minute holiday shopping. Postal Service , or their wireless phone provider and/or Internet Service Provider (ISP). Maybe this was once sound advice.

Scams 279

Scams Wireless Phishing Banking 279

Krebs on Security

DECEMBER 5, 2022

In December 2021, Google filed a civil lawsuit against two Russian men thought to be responsible for operating Glupteba , one of the Internet’s largest and oldest botnets.

Cybercrime 282

Cybercrime Malware Internet Internet 282

Krebs on Security

MAY 23, 2020

In too many cases, he said, the deposits are going into accounts where the beneficiary name does not match the name on the bank account. Worse still, the source said, many states have dramatically pared back the amount of information required to successfully request an unemployment filing.

Insurance 354

Insurance Accountability Banking Government 354

Krebs on Security

APRIL 3, 2024

The core Manipulaters product these days is a spam delivery service called HeartSender , whose homepage openly advertises phishing kits targeting users of various Internet companies, including Microsoft 365 , Yahoo , AOL , Intuit , iCloud and ID.me , to name a few. .” A number of questions, indeed. Second I leave country already.

Phishing 266

Phishing Cybercrime Malware Advertising 266

Krebs on Security

MAY 21, 2021

” Last year, some 16,012 people reported being victims of employment scams with losses totaling more than $59 million, according to the FBI’s Internet Crime Complaint Center (IC3).

Scams 363

Scams Accountability Advertising Web Fraud 363

Krebs on Security

DECEMBER 13, 2022

In November 2021, KrebsOnSecurity detailed how Pompompurin abused a vulnerability in an FBI online portal designed to share information with state and local law enforcement authorities, and how that access was used to blast out thousands of hoax email messages — all sent from an FBI email and Internet address.

Hacking 363

Hacking Energy and Utilities Cybercrime Accountability 363

Krebs on Security

AUGUST 4, 2022

billion to the FBI’s Internet Crime Complaint Center (IC3). And when an elderly victim does report a crime, they may be unable to supply detailed information to investigators.” ” In 2021, more than 92,000 victims over the age of 60 reported losses of $1.7

Banking 305

Banking Scams Accountability Passwords 305

Krebs on Security

JULY 21, 2022

REACTs’ West said while there are a large number of pig butchering victims reporting their victimization to the FBI, very few are receiving anything more than instructions about filing a complaint with the FBI’s Internet Crime Complaint Center (IC3), which keeps track of cybercrime losses and victims.

Scams 326

Scams Cryptocurrency Marketing Internet 326

Krebs on Security

NOVEMBER 1, 2024

According to the market share website statista.com , booking.com is by far the Internet’s busiest travel service, with nearly 550 million visits in September. We’ll also explore an array of cybercrime services aimed at phishers who target hotels that rely on the world’s most visited travel website.

Phishing 249

Phishing Accountability Artificial Intelligence Cybercrime 249

Krebs on Security

MARCH 7, 2023

It remains unclear why Freenom has stopped allowing domain registration, but it could be that the company was recently the subject of some kind of disciplinary action by the Internet Corporation for Assigned Names and Numbers (ICANN), the nonprofit entity which oversees the domain registrars.

Phishing 294

Phishing Media Internet Internet 294

Krebs on Security

FEBRUARY 24, 2023

BitSight researchers found significant overlap in the Internet addresses used by those domains and a domain called BHproxies[.]com. The Mylobot malware includes more than 1,000 hard-coded and encrypted domain names, any one of which can be registered and used as control networks for the infected hosts.

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Accountability Advertising Marketing Malware 275

Krebs on Security

OCTOBER 25, 2018

According to the most recent statistics from the FBI ‘s Internet Crime Complaint Center , the most costly form of cybercrime stems from a complex type of fraud known as the “ B usiness E mail C ompromise” or BEC scam. This post examines the work of a large, private group of volunteers dedicated to doing just that.

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Scams Accountability Media Banking 217