Krebs on Security

MAY 22, 2023

According to the hacker, their spam software has been in private use until the last few weeks, when it was released as open source code. “There was nothing in the Mastodon software to detect that activity, and the protocol is not designed to handle this.” A DIRECT QUOT The domain quot[.]pw

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Scams DDOS Cryptocurrency Accountability 251

Krebs on Security

JULY 25, 2023

Proxy 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 make it difficult to trace malicious traffic to its original source. Usually, these users have no idea their systems are compromised.

Malware 211

Malware VPN Internet Internet 211

Krebs on Security

MAY 18, 2020

Almost daily now there is news about flaws in commercial software that lead to computers getting hacked and seeded with malware. But the reality is most malicious software also has its share of security holes that open the door for security researchers or ne’er-do-wells to liberate or else seize control over already-hacked systems.

Malware 322

Malware Cybercrime Ransomware Marketing 322

Krebs on Security

APRIL 18, 2023

” MRMURZA Faceless is a project from MrMurza , a particularly talkative member of more than a dozen Russian-language cybercrime forums over the past decade. MrMurza’s Faceless advertised on the Russian-language cybercrime forum ProCrd. Image: Darkbeast/Ke-la.com. In 2013, U.S.

Malware 242

Malware Passwords Accountability Advertising 242

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

Malware 227

Malware Antivirus Cybercrime Hacking 227

Krebs on Security

APRIL 4, 2024

A cybercrook who has been setting up websites that mimic the self-destructing message service privnote.com accidentally exposed the breadth of their operations recently when they threatened to sue a software company. Fory66399 insisted that their website — privnote[.]co Among those is rustraitor[.]info An archive.org copy of Rustraitor.

Phishing 222

Phishing Cryptocurrency DDOS Internet 222

Security Boulevard

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 52

Malware Cybercrime Antivirus Software 52

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 281

Malware Banking Phishing DDOS 281

Krebs on Security

FEBRUARY 8, 2021

Cyber cops in Ukraine carried out an arrest and several raids last week in connection with the author of a U-Admin , a software package used to administer what’s being called “one of the world’s largest phishing services.” “Universal Admin,” is crimeware platform that first surfaced in 2016.

Phishing 279

Phishing Scams Banking Mobile 279

Krebs on Security

AUGUST 3, 2023

The company has since attributed this increase to a semi-automated malware-as-a-service offering in the cybercrime underground that will obfuscate or “crypt” malicious mobile apps for a fee. Eremin said Google flagged their initial May 9, 2023 report as “high” severity.

Mobile 208

Mobile Malware Banking Cybercrime 208

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 242

Cybercrime Malware Internet Internet 242

Krebs on Security

JUNE 28, 2022

One of the most common ways PPI affiliates generate revenue is by secretly bundling the PPI network’s installer with pirated software titles that are widely available for download via the web or from file-sharing networks. An example of a cracked software download site distributing Glupteba. Image: Google.com.

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Passwords Malware Internet Internet 250

Krebs on Security

JANUARY 17, 2024

The rapper and social media personality Punchmade Dev is perhaps best known for his flashy videos singing the praises of a cybercrime lifestyle. But until recently, there wasn’t much to support a conclusion that Punchmade was actually doing the cybercrime things he promotes in his songs. Punchmade Dev’s shop.

Cybercrime 271

Cybercrime Media Banking Accountability 271

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 216

Cybercrime Media Accountability Hacking 216

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. The key works without the need for any special software drivers.

Mobile 315

Mobile Phishing Authentication Advertising 315

Krebs on Security

JUNE 6, 2023

Kopeechka also has multiple affiliate programs, including one that pays app developers for embedding Kopeechka’s API in their software. “There was nothing in the Mastodon software to detect that activity, and the protocol is not designed to handle this.” Image: Trend Micro. billion last year.

Accountability 221

Accountability Scams Cryptocurrency Advertising 221

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.

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Cybercrime VPN Malware Penetration Testing 316

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. mail server responds “OK” = successful access).

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Accountability Authentication Passwords Hacking 300

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. DARK WEB SOFTWARE? When pressed about the software again, there was a long, uncomfortable silence. Then Detective Tuttle spoke up. “Deal with it.”

Mobile 243

Mobile Cryptocurrency Accountability Passwords 243

Krebs on Security

APRIL 22, 2024

million bribe to ignore the activities of a prolific Russian cybercrime group that hacked thousands of e-commerce websites. According to RiskIQ, the attacks targeted online stores running outdated and unpatched versions of shopping cart software from Magento , Powerfront and OpenCart.

Cybercrime 254

Cybercrime Hacking Software Web Fraud 254

Krebs on Security

MARCH 22, 2023

Google says it has suspended the app for the Chinese e-commerce giant Pinduoduo after malware was found in versions of the software. “At present, a large number of end users have complained on multiple social platforms,” reads a translated version of the DarkNavy blog post.

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Malware eCommerce Mobile Media 271