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

APRIL 4, 2024

In August 2019, a slew of websites and social media channels dubbed “HKLEAKS” began doxing the identities and personal information of pro-democracy activists in Hong Kong. A review of the passive DNS records tied to this address shows that apart from subdomains dedicated to tornote[.]io, Among those is rustraitor[.]info

Phishing 216

Phishing Cryptocurrency DDOS Internet 216

Krebs on Security

JUNE 28, 2022

In a typical PPI network, clients will submit their malware—a spambot or password-stealing Trojan, for example —to the service, which in turn charges per thousand successful installations, with the price depending on the requested geographic location of the desired victims. AWM Proxy’s online storefront disappeared that same day.

Passwords 242

Passwords Malware Internet Internet 242

Krebs on Security

AUGUST 2, 2022

The underground cybercrime forums are now awash in pleas from people who are desperately seeking a new supplier of abundant, cheap, and reliably clean proxies to restart their businesses. According to Constella Intelligence [currently an advertiser on KrebsOnSecurity], Oleg used the same password from his iboss32@ro.ru

Malware 256

Malware Cybercrime Internet Internet 256

Krebs on Security

DECEMBER 5, 2022

The defendants, who initially pursued a strategy of counter suing Google for interfering in their sprawling cybercrime business, later brazenly offered to dismantle the botnet in exchange for payment from Google. The judge in the case was not amused, found for the plaintiff, and ordered the defendants and their U.S.

Cybercrime 234

Cybercrime Malware Internet Internet 234

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.

Malware 273

Malware Banking Phishing DDOS 273

Krebs on Security

DECEMBER 8, 2022

Venus indicated it recently had success with a method that involves carefully editing one or more email inbox files at a victim firm — to insert messages discussing plans to trade large volumes of the company’s stock based on non-public information. “One of my clients did it, I don’t know how. .”

Healthcare 265

Healthcare Backups Ransomware Insurance 265

Krebs on Security

FEBRUARY 4, 2021

Like most cybercrime forums, OGUsers is overrun with shady characters who are there mainly to rip off other members. Any accounts that you value should be secured with a unique and strong password, as well the most robust form of multi-factor authentication available. THE MIDDLEMEN. WHAT YOU CAN DO.

Accountability 302

Accountability Hacking Media Mobile 302

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. FORUM ACTIVITY?

VPN 304

VPN Computers and Electronics Antivirus Software 304

Krebs on Security

NOVEMBER 13, 2018

“When I tried to reset the account password through Instagram’s procedure, I could see that the email address on the account had been changed to a.ru “Some visitors will attempt to make purchases, entering their payment information into the payment form where the skimmer copies it and sends it to a drop server.

Accountability 217

Accountability eCommerce Cybercrime Advertising 217

Krebs on Security

JULY 29, 2021

Every time there is another data breach, we are asked to change our password at the breached entity. But the reality is that in most cases by the time the victim organization discloses an incident publicly the information has already been harvested many times over by profit-seeking cybercriminals.

Passwords 356

Passwords Password Management Phishing Scams 356

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! ” message to channel participants.

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. Department of Justice.

Accountability 275

Accountability Government Hacking Social Engineering 275

Krebs on Security

FEBRUARY 2, 2021

ValidCC , a dark web bazaar run by a cybercrime group that for more than six years hacked online merchants and sold stolen payment card data, abruptly closed up shop last week. Group-IB believes UltraRank is responsible for a slew of hacks that other security firms previously attributed to at least three distinct cybercrime groups.

Cybercrime 209

Cybercrime Media Accountability Hacking 209

Krebs on Security

APRIL 27, 2022

Donahue is co-founder of Kodex , a company formed in February 2021 that builds security portals designed to help tech companies “manage information requests from government agencies who contact them, and to securely transfer data & collaborate against abuses on their platform.” A sample Kodex dashboard. Image: Kodex.us.

Mobile 184

Mobile Government Media Technology 184

Krebs on Security

SEPTEMBER 2, 2021

Here’s the story of a cybercrime group that compromises up to 100,000 email inboxes per day, and apparently does little else with this access except siphon gift card and customer loyalty program data that can be resold online. As of last year, Microsoft had nearly 240 million active users, according to this analysis. What do you do?

Accountability 292

Accountability Authentication Passwords Hacking 292

Krebs on Security

NOVEMBER 6, 2018

The force was originally created to tackle a range of cybercrimes, but Tarazi says SIM swappers are a primary target now for two reasons. Soon after, the attackers were able to use their control over his mobile number to reset his Gmail account password. ” FAKE IDs AND PHONY NOTES. .” million customers. .

Mobile 236

Mobile Cryptocurrency Accountability Passwords 236