Krebs on Security

JULY 18, 2023

[This is Part III in a series on research conducted for a recent Hulu documentary on the 2015 hack of marital infidelity website AshleyMadison.com.] LeakedSource was advertised on a number of popular cybercrime forums as a service that could help hackers break into valuable or high-profile accounts. Abusewith[.]us

Hacking 194

Hacking Accountability Data breaches Marketing 194

Security Affairs

MAY 24, 2024

The use of Dynamic DNS (DDNS) services embedded in appliances can potentially expose data and devices to attacks. The use of Dynamic DNS (DDNS) services embedded in appliances, such as those provided by vendors like Fortinet or QNAP, carries cybersecurity implications. It increases the discoverability of customer devices by attackers.

DNS 112

DNS Manufacturing Firewall Internet 112

Security Affairs

JULY 6, 2021

The alleged perpetrator, who turned out to be a citizen of Morocco, was arrested in May by the Moroccan police based on the data about his cybercrimes that was provided by Group-IB. According to the DNS data analysis, this name was used to register at least two domains, which were created using the email from the phishing kit.

Cybercrime 95

Cybercrime Phishing Banking Telecommunications 95

Security Affairs

APRIL 24, 2024

Mutex_ONLY_ME_V1 ), the malware searches for services.exe process and injects its next stage into the first one it can find Cleanup is performed, removing the update package GuptiMiner operates its own DNS servers to provide legitimate destination domain addresses of C2 servers through DNS TXT responses.

Antivirus 98

Antivirus Malware DNS Cryptocurrency 98

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 63

Cybercrime DNS Malware Advertising 63

Security Affairs

MARCH 3, 2024

The researchers observed the malware trying to contact a Taiwan-based public DNS resolver with the IP address 168.95.1[.]1. The researchers observed the malware initiating a DNS query to resolve the domain download.vmfare[.]com com by using the public DNS resolver at 168.95[.]1.1. ” concludes the report.

DNS 116

DNS Malware Encryption Hacking 116

Security Affairs

SEPTEMBER 21, 2019

US authorities have indicted two men for hacking the exchange EtherDelta in December 2017, one of them was also accused of TalkTalk hack. US authorities have indicted two men, Elliot Gunton and Anthony Tyler Nashatka, for hacking the cryptocurrency exchange EtherDelta in 2017. SecurityAffairs – TalkTalk, hacking).

Hacking 79

Hacking DNS Cryptocurrency Accountability 79

Security Affairs

FEBRUARY 18, 2024

Datacenter Proxies: Choosing the Right Option CISA adds Roundcube Webmail Persistent XSS bug to its Known Exploited Vulnerabilities catalog Canada Gov plans to ban the Flipper Zero to curb car thefts ExpressVPN leaked DNS requests due to a bug in the split tunneling feature 9 Possible Ways Hackers Can Use Public Wi-Fi to Steal Your Sensitive Data US (..)

Cybercrime 94

Cybercrime Ransomware Malware Data breaches 94

Security Boulevard

MARCH 6, 2024

As we’ve seen from several high-profile hacks of recent years, bad actors often break into a network and lie low for months — even years — as they silently steal data and cause damage fully undetected. That's where technologies like protective DNS come in. million — 15% more than it was in 2020.

DNS 86

DNS Phishing Data breaches Cyber threats 86

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 221

Malware Antivirus Cybercrime Hacking 221

Krebs on Security

JANUARY 8, 2024

In 2020, the United States brought charges against four men accused of building a bulletproof hosting empire that once dominated the Russian cybercrime industry and supported multiple organized cybercrime groups. From January 2005 to April 2013, there were two primary administrators of the cybercrime forum Spamdot (a.k.a

Cybercrime 209

Cybercrime Banking Computers and Electronics DDOS 209

Security Affairs

DECEMBER 19, 2020

Joker Stash admins said in a message published on a hacking forum that the law enforcement only seized the servers hosting the above domains, that were only used to redirecting visitors to the actual website. SecurityAffairs – hacking, cybercrime). The sized sites are at jstash.bazar, jstash.lib, jstash.emc, and jstash.coin.

DNS 135

DNS Cybercrime Hacking Information Security 135

Security Affairs

JUNE 12, 2022

SecurityAffairs – hacking, newsletter). Please vote for Security Affairs and Pierluigi Paganini in every category that includes them (e.g. sections “The Underdogs – Best Personal (non-commercial) Security Blog” and “The Tech Whizz – Best Technical Blog”). To nominate, please visit:?. Follow me on Twitter: @securityaffairs and Facebook.

Ransomware 113

Ransomware DNS Cybercrime Hacking 113

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. Last week, a seven-year-old proxy service called 911[.]re Image: Spur.us. The disruption at 911[.]re

Malware 258

Malware Cybercrime Internet Internet 258

Security Affairs

JANUARY 16, 2021

The administrator announced the decision via messages posted on various cybercrime forums. Joker’s Stash is one of the most longevous carding websites, it was launched in October 2014 and is very popular in the cybercrime underground due to the freshness of its cards and their validity. SecurityAffairs – hacking, carding).

Cybercrime 75

Cybercrime DNS Hacking Marketing 75

Security Affairs

AUGUST 31, 2022

Once executed, the malware makes unique DNS connections, experts determined that the binary was leveraging a DNS data exfiltration technique by sending unique DNS queries to a target C2 DNS server. “This technique works by sending an encrypted string appended to the DNS query set as a subdomain.

Malware 82

Malware DNS Antivirus Encryption 82

Security Affairs

JANUARY 29, 2023

Copycat Criminals mimicking Lockbit gang in northern Europe Sandworm APT targets Ukraine with new SwiftSlicer wiper ISC fixed high-severity flaws in DNS software suite BIND Patch management is crucial to protect Exchange servers, Microsoft warns Hacker accused of having stolen personal data of all Austrians and more CVE-2023-23560 flaw exposes 100 (..)

DNS 85

DNS Data breaches Hacking Backups 85

Security Affairs

OCTOBER 29, 2020

“CISA, FBI, and HHS have credible information of an increased and imminent cybercrime threat to U.S. In early 2019, researchers spotted a new TrickBot backdoor framework dubbed Anchor that was using the anchor_dns tool for abusing the DNS protocol for C2 communications. SecurityAffairs – hacking, ransomware).

Healthcare 142

Healthcare Ransomware Cybercrime Advertising 142

Security Affairs

AUGUST 18, 2021

In July, researchers from Fortinet reported that a new ransomware family, tracked as Diavol, might have been developed by Wizard Spider , the cybercrime gang behind the TrickBot botnet. Anchor DNS ), except for the username field. SecurityAffairs – hacking, cybercrime). C3F3799FE69249579857D2039BBBAB11.

Ransomware 100

Ransomware DNS Cybercrime Malware 100

Security Affairs

NOVEMBER 12, 2019

The analysis of a malicious email revealed a possible raising interest of the TA505 cybercrime gang in system integrator companies. Building a re-directors or proxy chains is quite useful for attackers in order to evade Intrusion Prevention Systems and/or protections infrastructures based upon IPs or DNS blocks. Introduction.

Cybercrime 41

Cybercrime Computers and Electronics Penetration Testing Malware 41

Security Affairs

JANUARY 13, 2022

“To deliver the malware payload, the actor registered several malicious subdomains using DuckDNS, a free dynamic DNS service. Threat actors can also sell the access to other cybercrime gangs, including ransomware affiliates. SecurityAffairs – hacking, cloud services). ” reads the analysis published by Talos.

DNS 110

DNS Malware Cybercrime Ransomware 110

Security Affairs

NOVEMBER 15, 2021

The attack was launched by a Mirai botnet variant composed of 15,000 bots, it combined DNS amplification attacks and UDP floods. “This was a multi-vector attack combining DNS amplification attacks and UDP floods. SecurityAffairs – hacking, DDoS). The entire attack lasted just one minute. Pierluigi Paganini.

DDOS 126

DDOS DNS IoT Internet 126

Security Affairs

JANUARY 28, 2021

The TeamTNT cybercrime group has improved its Linux cryptocurrency miner by implementing open-source detection evasion capabilities. The TeamTNT cybercrime group has upgraded their Linux cryptocurrency miner by adding open-source detection evasion capabilities, AT&T Alien Labs researchers warn. SecurityAffairs – hacking, malware).

Cryptocurrency 118

Cryptocurrency Cybercrime DNS Malware 118

Krebs on Security

DECEMBER 20, 2018

Booter sites are dangerous because they help lower the barriers to cybercrime, allowing even complete novices to launch sophisticated and crippling attacks with the click of a button. ” In such assaults, the perpetrators leverage unmanaged Domain Name Servers (DNS) or other devices on the Web to create huge traffic floods.

DNS 182

DNS Computers and Electronics Government Internet 182

Security Affairs

JANUARY 20, 2022

In July, researchers from Fortinet first spotted the new ransomware family, tracked as Diavol, and speculated it might have been developed by Wizard Spider , the cybercrime gang behind the TrickBot botnet. SecurityAffairs – hacking, Diavol ransomware). ” continues the report. Pierluigi Paganini.

Ransomware 108

Ransomware Banking Malware Encryption 108

Security Affairs

MAY 6, 2023

Twitter confirmed that a security incident publicly exposed Circle tweets FBI seized other domains used by the shadow eBook library Z-Library WordPress Advanced Custom Fields plugin XSS exposes +2M sites to attacks Fortinet fixed two severe issues in FortiADC and FortiOS Pro-Russia group NoName took down multiple France sites, including the French (..)

Data breaches 93

Data breaches Malware Mobile Spyware 93

Security Affairs

FEBRUARY 14, 2021

The administrator announced the decision via messages posted on various cybercrime forums. Joker’s Stash is one of the most longevous carding websites, it was launched in October 2014 and is very popular in the cybercrime underground due to the freshness of its cards and their validity. SecurityAffairs – hacking, Joker’s Stash).

Cybercrime 96

Cybercrime Backups Hacking DNS 96

Security Affairs

DECEMBER 12, 2021

During this process, a number of DNS requests are generated.” SecurityAffairs – hacking, Log4Shell). Experts pointed out that Muhstik uses the TOR network for its reporting mechanism. “Before accessing the TOR network, Muhstik queries relay.l33t-ppl.inf through some publicly available DoH services. Pierluigi Paganini.

DDOS 135

DDOS DNS Authentication Passwords 135

Security Affairs

AUGUST 22, 2021

million customers Adobe addresses two critical vulnerabilities in Photoshop Hamburg’s data protection agency (DPA) states that using Zoom violates GDPR Kalay cloud platform flaw exposes millions of IoT devices to hack Fortinet FortiWeb OS Command Injection allows takeover servers remotely 1.9 SecurityAffairs – hacking, newsletter).

Data breaches 99

Data breaches Mobile Ransomware DNS 99

Security Affairs

DECEMBER 19, 2022

The experts used passive DNS records to uncover Glupteba domains and hosts and analyzed the latest set of TLS certificates used by the bot to figure out the infrastructure used by the attackers. We also recommend monitoring DNS logs and keeping the antivirus software up to date to help prevent a potential Glupteba infection.”

DNS 97

DNS Antivirus Cryptocurrency Software 97

Security Affairs

SEPTEMBER 25, 2022

SecurityAffairs – hacking, newsletter). If you want to also receive for free the newsletter with the international press subscribe here. builder Over 39K unauthenticated Redis services on the internet targeted in cryptocurrency campaign Hackers stole $160 Million from Crypto market maker Wintermute U.S. Pierluigi Paganini.

Cryptocurrency 83

Cryptocurrency Data breaches DNS DDOS 83

Security Affairs

JANUARY 13, 2023

A Pro-Russian cybercrime group named NoName057 (16) (aka 05716nnm or Nnm05716) is behind a wave of DDoS attacks against organizations in Ukraine and NATO countries, SentinelOne researchers reported. Experts observed threat actors also using No-IP Dynamic DNS services. SecurityAffairs – hacking, NoName057(16) ).

DDOS 68

DDOS Telecommunications DNS Education 68

Security Affairs

AUGUST 20, 2021

“By infecting routers, they can perform man-in-the-middle (MITM) attacks—via HTTP hijacking and DNS spoofing—to compromise endpoints and deploy ransomware or cause safety incidents in OT facilities. SecurityAffairs – hacking, Mozi botnet). Follow me on Twitter: @securityaffairs and Facebook. Pierluigi Paganini.

IoT 103

IoT DNS Manufacturing Firmware 103

Security Affairs

NOVEMBER 5, 2021

Talos researchers warn of a new threat actor that is hacking Microsoft Exchange servers by exploiting ProxyShell flaws to gain access to corporate and deploy the Babuk Ransomware. The analysis of DNS request distribution to the malicious domains revealed that most of the requests were coming from the U.S. Pierluigi Paganini.

Ransomware 124

Ransomware Backups Encryption DNS 124

Security Affairs

SEPTEMBER 18, 2021

Talos researchers believe that the group was able to remain under the radar using crypters that it bought on cybercrime forums. They abandon the C2 hostnames — which in this case are free DNS-based and they may change the crypter and initial vector, but they won’t stop their activity. SecurityAffairs – hacking, malware).

Malware 96

Malware Phishing DNS Cybercrime 96

Security Affairs

JANUARY 8, 2022

The feature allows operators to elude DNS blocklists in an attempt to isolate the C2 infrastructure. the malware communicates with the C2 server through DNS Tunneling over HTTPS. . SecurityAffairs – hacking, Flubot). Once such a command is dispatched, FluBot stores the updated seed inside the shared preferences under “g” key.”

Malware 103

Malware DNS Banking Hacking 103

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. A cached copy of flashupdate[.]net FORUM ACTIVITY?

VPN 305

VPN Computers and Electronics Antivirus Software 305