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

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Malware Antivirus Cybercrime Hacking 251

Krebs on Security

NOVEMBER 14, 2024

That investigation detailed how the 38-year-old Shefel adopted the nickname Rescator while working as vice president of payments at ChronoPay , a Russian financial company that paid spammers to advertise fake antivirus scams, male enhancement drugs and knockoff pharmaceuticals. “I’m also godfather of his second son.”

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Retail Advertising Cryptocurrency Marketing 235

Security Affairs

OCTOBER 15, 2019

Chinese-speaking cybercrime gang Rocke that carried out several large-scale cryptomining campaigns, has now using news tactics to evade detection. Chinese-speaking cybercrime gang Rocke, that carried out several large-scale cryptomining campaigns in past , has now using news tactics to evade detection. Pierluigi Paganini.

Cybercrime 96

Cybercrime DNS Malware Advertising 96

Krebs on Security

OCTOBER 1, 2019

A Slovenian man convicted of authoring the destructive and once-prolific Mariposa botnet and running the infamous Darkode cybercrime forum has been arrested in Germany on request from prosecutors in the United States, who’ve recently re-indicted him on related charges. An advertisement for the ButterFly Bot.

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Cybercrime Malware Antivirus Banking 42

Krebs on Security

APRIL 3, 2024

Roughly nine years ago, KrebsOnSecurity profiled a Pakistan-based cybercrime group called “ The Manipulaters ,” a sprawling web hosting network of phishing and spam delivery platforms. Manipulaters advertisement for “Office 365 Private Page with Antibot” phishing kit sold on the domain heartsender,com.

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Phishing Cybercrime Malware Advertising 260

SecureWorld News

MARCH 29, 2024

The concept of the term "malvertising" (a portmanteau of "malicious advertising") suggests an overlap with ads, albeit dodgy ones, and therefore fuels the fallacy that its impact hardly goes beyond frustration. A stepping stone to impactful cybercrime This tactic has tangible real-world implications.

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Cybercrime Advertising Engineering Antivirus 88

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. ru , which at one point advertised the sale of wooden staircases. Dmitry Yuryevich Khoroshev. Image: treasury.gov.

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Ransomware Cybercrime Accountability Malware 277

Krebs on Security

JULY 8, 2019

But GandCrab far eclipsed the success of competing ransomware affiliate programs largely because its authors worked assiduously to update the malware so that it could evade antivirus and other security defenses. ru , a site which marketed dedicated Web servers to individuals involved in various cybercrime projects. Vpn-service[.]us

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Ransomware Accountability Cybercrime Passwords 264

Security Affairs

MARCH 18, 2020

In January, Chinese hackers have exploited another zero-day vulnerability in the Trend Micro OfficeScan antivirus in an attack that hit Mitsubishi Electric. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

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Authentication Advertising Antivirus Cybercrime 137

SecureList

JUNE 26, 2023

Nonetheless, their behavior is annoying, sometimes even dangerous, and the antivirus alerts users because, despite being legal, they often sneak onto the device without the user realizing. Although they are listed among the most widespread threats and can be used by cybercriminals to cause harm, they are not malicious per se.

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Cybercrime Phishing Banking Malware 128

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.

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Software Phishing Cybercrime Accountability 276

Security Affairs

SEPTEMBER 22, 2018

The Latvian expert Ruslans Bondars (37), who developed and run the counter antivirus service Scan4You has been sentenced to 14 years in prison. Scan4you is a VirusTotal like online multi-engine antivirus scanning service that could be used by vxers to test evasion abilities of their malware against the major antiviruses.

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Malware Antivirus Retail Advertising 111

Security Affairs

SEPTEMBER 7, 2020

A recently discovered cybercrime gang, tracked as Epic Manchego , is using a new technique to create weaponized Excel files that are able to bypass security checks. Some antivirus solutions specifically analyze this section look for malicious VBA code in the Excel docs. Pierluigi Paganini. SecurityAffairs – hacking, Norway).

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Cybercrime Phishing Advertising Antivirus 140

Security Affairs

OCTOBER 20, 2024

CISA adds Fortinet products and Ivanti CSA bugs to its Known Exploited Vulnerabilities catalog Nation-state actor exploited three Ivanti CSA zero-days Dutch police dismantled dual dark web market ‘Bohemia/Cannabia’ macOS HM Surf flaw in TCC allows bypass Safari privacy settings Iran-linked actors target critical infrastructure organizations (..)

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Data breaches Cybercrime Cyber Insurance Marketing 126

Security Affairs

MARCH 10, 2020

Microsoft is warning of human-operated ransomware, this kind of attack against businesses is becoming popular in the cybercrime ecosystem. Human-operated ransomware is a technique usually employed in nation-state attacks that is becoming very popular in the cybercrime ecosystem. ” continues Microsoft. Pierluigi Paganini.

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Ransomware Cybercrime Social Engineering Banking 144

Security Affairs

JULY 8, 2020

” reads the press release published by the DoJ. “The “fxmsp” group established persistent access, or “backdoors,” to victim networks, which they then advertised and sold to other cybercriminals subjecting victims to a variety of cyberattacks and fraud.” Attorney Brian T. Attorney Brian T. Pierluigi Paganini.

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Hacking Antivirus Advertising Cybercrime 121

Krebs on Security

JULY 28, 2022

” Microleaves has long been classified by antivirus companies as adware or as a “potentially unwanted program” (PUP), the euphemism that antivirus companies use to describe executable files that get installed with ambiguous consent at best, and are often part of a bundle of software tied to some “free” download.

Advertising 249

Advertising Software Computers and Electronics Internet 249

Security Affairs

AUGUST 3, 2020

He had no previous criminal records at the time of the arrest, but it is known to be a member of a cybercrime forum to become an affiliate for the GandCrab ransomware operation. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Ransomware Advertising Malware Hacking 145

Security Affairs

APRIL 27, 2020

The cybercrime gang also apologized for the damages they have caused their victims. We are also publishing our decryption soft; we also hope that, having the keys, antivirus companies will issue their own more user-friendly decryption tools.” Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Ransomware Advertising Antivirus Education 145

Security Affairs

APRIL 14, 2019

The crooks used malicious emails purporting to be legitimate from such entities as Western Union, Norton AntiVirus and the IRS to spread the malware. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

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Cryptocurrency Identity Theft Advertising Accountability 111

Security Affairs

DECEMBER 29, 2019

Experts uncovered a new tool dubbed BIOLOAD used by the FIN7 cybercrime group used as a dropper for a new variant of the Carbanak backdoor. Experts pointed out that the BIOLOAD’s WinBio.dll is still detected by a limited number of antivirus on VirusTotal scanning platform despite it was compiled nine months ago.

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Cybercrime Antivirus Identity Theft Advertising 93

Security Affairs

APRIL 25, 2022

ALPHV has been advertising the BlackCat Ransomware-as-a-Service (RaaS) on the cybercrime forums XSS and Exploit since early December. Review antivirus logs for indications they were unexpectedly turned off. Install and regularly update antivirus and anti-malware software on all hosts. Implement network segmentation.

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Ransomware Antivirus Passwords Malware 140

Security Affairs

NOVEMBER 4, 2018

2 version is being advertised on an underground forum and is available through a ransomware-as-a-service (RaaS) model. Insikt Group experts noticed that RaaS operators don’t allow affiliates to submit Kraken sample files to antivirus services and don’t provides refunds for purchased payloads. The new Kraken v.2

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Ransomware Advertising Cybercrime Malware 111

Security Affairs

OCTOBER 11, 2020

ransomware displays ransom note in innovative way Carnival confirms data breach as a result of the August ransomware attack Google enhances malware protection for accounts enrolled in Advanced Protection Program (APP) Russian Cybercrime group is exploiting Zerologon flaw, Microsoft warns. Pierluigi Paganini.

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Advertising Ransomware Antivirus Hacking 105

Security Affairs

MAY 2, 2021

A new cryptocurrency stealer dubbed WeSteal is available on the cybercrime underground, unlike other commodity cryptocurrency stealers, its author doesn’t masquerade its purpose and promises “the leading way to make money in 2021.”. Experts pointed out that ComplexCodes had been selling a “WeSupply Crypto Stealer” since May 2020.,

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Cryptocurrency Malware Advertising System Administration 125

Security Affairs

MARCH 19, 2020

Operators behind the Pysa ransomware, also employed a version of the PowerShell Empire penetration-testing tool, they were able to stop antivirus products. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

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Security Boulevard

JUNE 11, 2021

As a freelancer in any industry, you are likely more susceptible to hackers and cybercrime than many other professions. Not only will taking the proper precautions keep you out of financial trouble, but you could also advertise in your job pitches how secure your business really is. Article by Beau Peters. Start with smart passwords.

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Security Affairs

APRIL 17, 2019

The latest variant appeared in the cybercrime underground in December 2018, it was named HawkEye Reborn v9. ” ~ Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. ” reads the analysis published by Talos.

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Antivirus Malware Advertising Passwords 108

Security Affairs

SEPTEMBER 22, 2020

The malicious code was initially advertised on many hacking forums for up to $300, later other threat actors started offering it for less than $80 in the cybercrime underground. Below the list of mitigations: Maintain up-to-date antivirus signatures and engines. See Protecting Against Malicious Code. Pierluigi Paganini.

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Malware Passwords Advertising Antivirus 111

Security Affairs

SEPTEMBER 20, 2019

Experts revealed that the botnet was used by the TA505 cybercrime gang to distribute the FlawedAmmy RAT and some email stealers. The Amedey malware sends back to the server several data, including a unique identifier of the infected system, the malware version, operating system, antivirus software, system name, and username.

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Phishing Social Engineering Malware Advertising 108

Security Affairs

JANUARY 26, 2020

Chinese hackers exploited a Trend Micro antivirus zero-day used in Mitsubishi Electric hack. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Cisco Webex flaw allows unauthenticated remote attackers to join private meetings.

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Data breaches Advertising Antivirus DDOS 118

Security Affairs

SEPTEMBER 7, 2020

Generally speaking, removal/cleaning by antivirus is not a sufficient guarantee. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. . • Limit Internet access for all agents to a controlled white list. Send the samples (.doc

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Malware Advertising Antivirus Banking 145

Security Affairs

NOVEMBER 5, 2020

The technique was already employed by other Chinese APT groups since 2013, later it was also adopted by other cybercrime gangs in attacks in the wild. ’ In a first attack scenario, hackers leverage a Microsoft antivirus component to load mpsvc.dll that acts as a loader for Groza_1.dat. Pierluigi Paganini.

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Encryption Malware Advertising Antivirus 128

Security Affairs

APRIL 21, 2019

Operator of Codeshop Cybercrime Marketplace Sentenced to 90 months in prison. Avast, Avira, Sophos and other antivirus solutions show problems after. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

Computers and Electronics 99

Computers and Electronics Data breaches Advertising Spyware 99

Security Affairs

SEPTEMBER 16, 2019

The researchers provided evidence that the threat actors sold the purchased certificates to a cybercrime gang that used them to spread malware. The verification is done using a public antivirus scanning service, then the threat actors use the file scan record as “a clean bill of health” for potential buyers. Pierluigi Paganini.

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Adware Advertising Marketing Antivirus 105

Security Affairs

AUGUST 24, 2020

For instance, to disable built-in antivirus software, the attackers used Defender Control and Your Uninstaller. Group-IB’s technological leadership is built on the company’s 17 years of hands-on experience in cybercrime investigations around the world and 60 000 hours of cyber security incident response accumulated in one of ???

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Security Affairs

JUNE 12, 2019

“The hospitality industry, and particularly their POS networks, continues to be one of the industries most targeted by cybercrime groups. What’s more, attackers know that many POS systems run with only rudimentary security as traditional antivirus is too heavy and requires constant updating that can interfere with system availability.”

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Hacking Malware Advertising Retail 108