Krebs on Security

JULY 18, 2022

These services can be used in a legitimate manner for several business purposes — such as price comparisons or sales intelligence — but they are massively abused for hiding cybercrime activity because they can make it difficult to trace malicious traffic to its original source. in the British Virgin Islands.

VPN 304

VPN Computers and Electronics Antivirus Software 304

Krebs on Security

APRIL 28, 2020

But you probably didn’t know that these fraudsters also can use caller ID spoofing to trick your bank into giving up information about recent transactions on your account — data that can then be abused to make their phone scams more believable and expose you to additional forms of identity theft.

Scams 359

Scams Banking Accountability Financial Services 359

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. biz , a long-running crypting service that is trusted by some of the biggest names in cybercrime.

Malware 219

Malware Antivirus Cybercrime Hacking 219

Krebs on Security

SEPTEMBER 29, 2021

In February, KrebsOnSecurity wrote about a novel cybercrime service that helped attackers intercept the one-time passwords (OTPs) that many websites require as a second authentication factor in addition to passwords. agency — advertised a web-based bot designed to trick targets into giving up OTP tokens.

Passwords 321

Passwords Mobile Authentication Banking 321

Krebs on Security

APRIL 30, 2020

A screen shot from a user account at “Snowden,” a long-running reshipping mule service. It stands to reason that the virus outbreak might depress cybercriminal demand for “dumps,” or stolen account data that can be used to create physical counterfeit credit cards.

Cybercrime 308

Cybercrime Computers and Electronics Marketing Scams 308

Krebs on Security

APRIL 4, 2024

Privnote’s ease-of-use and popularity among cryptocurrency enthusiasts has made it a perennial target of phishers , who erect Privnote clones that function more or less as advertised but also quietly inject their own cryptocurrency payment addresses when a note is created that contains crypto wallets. io seem like a legitimate website.

Phishing 216

Phishing Cryptocurrency DDOS Internet 216

Krebs on Security

NOVEMBER 13, 2018

Randall said she didn’t notice at the time because she was in the middle of switching careers, didn’t have any active photography clients, and had gotten out of the habit of checking that email account. “I still don’t have access to it because I don’t have access to the email account tied to my old domain. .

Accountability 217

Accountability eCommerce Cybercrime Advertising 217

Krebs on Security

JUNE 6, 2023

One of the most expensive aspects of any cybercriminal operation is the time and effort it takes to constantly create large numbers of new throwaway email accounts. The service in question — kopeechka[.]store ” “Are you working on large volumes and are costs constantly growing? The service in question — kopeechka[.]store

Accountability 212

Accountability Scams Cryptocurrency Advertising 212

Krebs on Security

OCTOBER 15, 2019

.” Multiple people who reviewed the database shared by my source confirmed that the same credit card records also could be found in a more redacted form simply by searching the BriansClub Web site with a valid, properly-funded account. The leaked data shows that in 2015, BriansClub added just 1.7 million card records for sale.

Hacking 212

Hacking Cybercrime Marketing Banking 212

Krebs on Security

FEBRUARY 28, 2023

In each case, the goal of the attackers was the same: Phish T-Mobile employees for access to internal company tools, and then convert that access into a cybercrime service that could be hired to divert any T-Mobile user’s text messages and phone calls to another device. ” or “ Tmo up!

Mobile 312

Mobile Phishing Authentication Advertising 312

Krebs on Security

MARCH 29, 2022

It involves compromising email accounts and websites tied to police departments and government agencies, and then sending unauthorized demands for subscriber data while claiming the information being requested can’t wait for a court order because it relates to an urgent matter of life and death. THE LAPSUS$ CONNECTION.

Accountability 275

Accountability Government Hacking Social Engineering 275

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. – experience with Active Directory.

Cybercrime 308

Cybercrime VPN Malware Penetration Testing 308

Krebs on Security

APRIL 27, 2022

When KrebsOnSecurity recently explored how cybercriminals were using hacked email accounts at police departments worldwide to obtain warrantless Emergency Data Requests (EDRs) from social media firms and technology providers, many security experts called it a fundamentally unfixable problem.

Mobile 184

Mobile Government Media Technology 184

Krebs on Security

FEBRUARY 25, 2021

Much of this fraud exploits weak authentication methods used by states that have long sought to verify applicants using static, widely available information such as Social Security numbers and birthdays. Many states also lacked the ability to tell when multiple payments were going to the same bank accounts. protections.

Scams 313

Scams Insurance DDOS Authentication 313