Krebs on Security

APRIL 9, 2024

Microsoft today released updates to address 147 security holes in Windows, Office , Azure ,NET Framework , Visual Studio , SQL Server , DNS Server , Windows Defender , Bitlocker , and Windows Secure Boot. “As far as I can tell, it’s the largest Patch Tuesday release from Microsoft of all time.”

DNS 236

DNS Social Engineering Malware Media 236

Security Affairs

DECEMBER 13, 2023

The vulnerabilities addressed by the company impact Microsoft Windows and Windows Components; Office and Office Components; Azure, Microsoft Edge (Chromium-based); Windows Defender; Windows DNS and DHCP server; and Microsoft Dynamic. In fact, this is the lightest release since December 2017. ” reported ZDI.

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Krebs on Security

JANUARY 22, 2019

Your Web browser knows how to find a Web site name like example.com thanks to the global Domain Name System (DNS), which serves as a kind of phone book for the Internet by translating human-friendly Web site names (example.com) into numeric Internet address that are easier for computers to manage. ” SAY WHAT? 13, 2018 bomb threat hoax.

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DNS Internet Internet Computers and Electronics 232

Security Affairs

JANUARY 7, 2024

The researchers believe that the Turkey-linked APT Sea Turtle has been active since at least 2017. Between 2017 and 2019, the APT group mainly used DNS hijacking in its campaigns. The Sea Turtle APT group focuses primarily on targeting organizations in Europe and the Middle East.

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Media Accountability Telecommunications Government 115

Security Affairs

APRIL 11, 2024

This is the highest number of fixed issues from Microsoft this year and the largest since at least 2017. The issues impact Microsoft Windows and Windows Components; Office and Office Components; Azure; NET Framework and Visual Studio; SQL Server; DNS Server; Windows Defender; Bitlocker; and Windows Secure Boot.

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Malware DNS Mobile Software 115

Malwarebytes

APRIL 25, 2023

From there, further research identified a DNS signature not related to Pupy components. Infoblox claims that this unique DNS signature for Decoy Dog “ matches less than 0.0000027% of the 370 million active domains on the internet ” Pupy itself has been seen in numerous nation state attacks and other serious compromises.

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DNS Mobile Malware Internet 65

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. Six days later, on December 19, 2017.

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Hacking DNS Cryptocurrency Accountability 80

eSecurity Planet

DECEMBER 8, 2023

Domain name service (DNS) attacks threaten every internet connection because they can deny, intercept, and hijack connections. With the internet playing an increasing role in business, securing DNS plays a critical role in both operations and security. Everything You Need to Know.

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DNS DDOS Firewall Architecture 111

SecureList

OCTOBER 25, 2023

Subsequent analysis revealed earlier instances of suspicious code dating back to 2017. Importantly, our investigation, which considered binary timestamps, indicated that this exploit was created prior to April 2017. It is worth noting that the EternalBlue exploit was publicly disclosed by the Shadow Brokers group on April 14, 2017.

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Malware DNS Encryption Cryptocurrency 107

Security Affairs

JUNE 22, 2021

The Windows botnet has been active since late 2017, it was mainly used to mine cryptocurrency, but it was also involved in DDoS attacks in 2018. Communication with C&C servers is based on DNS requests and it uses a special mechanism translating DNS results to a real IP address. ” concludes the analysis.”

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DNS Cryptocurrency Internet Internet 131

SecureList

JULY 25, 2022

One of our industry partners, Qihoo360, published a blog post about an early variant of this malware family in 2017. DNS requests are performed in this fashion, using either Google’s DNS server (8.8.8[.]8) 2017-04-26. 2017-04-30. 2017-06-24. Affected devices. 8) or a custom one (222.222.67[.]208).

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Firmware DNS Malware Technology 144

Webroot

MARCH 29, 2021

An endpoint DNS solution could have stopped the Trojanized Orion version by refusing to resolve the domain names of the command-and-control servers, again disrupting the infection to the point that no real damage could be done. DNS security solutions are one way of addressing this risk. The “next one” will look different.

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Krebs on Security

MARCH 2, 2020

HYAS said it quickly notified the French national computer emergency team and the FBI about its findings, which pointed to a dynamic domain name system (DNS) provider on which the purveyors of this attack campaign relied for their various malware servers. ‘FATAL’ ERROR.

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DNS Penetration Testing Malware Hacking 255

CyberSecurity Insiders

JUNE 25, 2021

Researchers belonging to the Oregon-based Enterprise device security offering company say that the 4 discovered bugs could lead to web traffic redirection, machine in the middle attacks, and DNS cache poisoning allowing exploitation of Virtual private networks in corporate networks.

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Risk Firmware DNS Cyber Risk 87

Security Affairs

JULY 23, 2019

The backdoor was used in attacks on targeted diplomatic missions in Slovakia, Belgium, Chile, Guatemala and Brazil throughout 2017. We first detected Okrum, through ESET telemetry, in December 2016; it targeted diplomatic missions in Slovakia, Belgium, Chile, Guatemala and Brazil throughout 2017.” ” continues the report.

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DNS Malware Advertising Manufacturing 88

Security Affairs

OCTOBER 29, 2020

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. ransomware, that was first spotted in late 2017 and was available for sale on the open market as of August 2018.

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Healthcare Ransomware Cybercrime Advertising 144

Security Affairs

JUNE 18, 2020

They use DNS tunneling for stealthier C&C communications, and place execution guardrails on the malicious components to hide the malware from security researchers.” Experts also observed attackers using a DNS downloader that was designed for long-term, covert access to the target machine.

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DNS Advertising Spyware Software 82

Security Affairs

SEPTEMBER 14, 2018

BONDUPDATER is a PowerShell-based Trojan first discovered by FireEye in mid-November 2017 , when OilRig targeted a different Middle Eastern governmental organization.” ” reads the analysis published by Palo Alto Networks. ” continues the experts.

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DNS Phishing Government Malware 78

Krebs on Security

FEBRUARY 26, 2023

The hackers were able to change the Domain Name System (DNS) records for the transaction brokering site escrow.com so that it pointed to an address in Malaysia that was host to just a few other domains, including the then brand-new phishing domain servicenow-godaddy[.]com.

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Hacking Social Engineering Phishing Scams 263

Security Affairs

NOVEMBER 11, 2022

The group is also the author of the NotPetya ransomware that hit hundreds of companies worldwide in June 2017, causing billions worth of damage. The researchers observed C2 infrastructure relying on dynamic DNS domains masquerading as Ukrainian telecommunication service providers.

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Ransomware Telecommunications DNS Hacking 87

eSecurity Planet

SEPTEMBER 24, 2021

InsightIDR comes with several dashboard views that give administrators visibility into network activity like firewall traffic, blocked traffic by port and IP, total DNS traffic, and DNS queries. These firms include Logentries in 2015, Komand in 2017, and DivvyCloud in 2020. Rapid7 Competitors. billion.

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DNS Technology Cybersecurity Data collection 122

Krebs on Security

JULY 18, 2023

The RCMP arrested Bloom in December 2017, and said he made approximately $250,000 selling hacked data, which included information on 37 million user accounts leaked in the 2015 Ashley Madison breach. ” COME, ABUSE WITH US The gold farming reference is fascinating because in 2017 KrebsOnSecurity published Who Ran LeakedSource?

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Hacking Accountability Data breaches Marketing 189

SecureList

DECEMBER 14, 2023

A not-so-new attack vector Evidence collected and analyzed by GERT suggests that this attack exploited an old vulnerability related to Struts2 (CVE-2017-5638 – Apache Struts2), targeting a financial company. (#dm=@ognl.OgnlContext@DEFAULT_MEMBER_ACCESS).(#_memberAccess?(#_memberAccess=#dm):((#cont _memberAccess?(#_memberAccess=#dm):((#cont

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Malware Architecture DNS DDOS 104

Security Affairs

DECEMBER 11, 2018

The Novidade exploit kit leverages cross-site request forgery (CSRF) to change the Domain Name System (DNS) settings of SOHO routers and redirect traffic from the connected devices to the IP address under the control of the attackers. The exploit kit blindly attacks the detected IP address with all its exploits. .

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DNS Advertising Firmware Banking 93

Security Affairs

JANUARY 13, 2019

FlawedGrace is a full-featured RAT that we first observed in November 2017.” ” The TA505 group was first spotted by Proofpoint back 2017, it has been active at least since 2015 and targets organizations in financial and retail industries. The support for “.bit” bit, arepos[.]bit).null.

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Malware DNS Financial Services Retail 93

Security Affairs

SEPTEMBER 21, 2022

The group is also the author of the NotPetya ransomware that hit hundreds of companies worldwide in June 2017, causing billions worth of damage. The researchers observed C2 infrastructure relying on dynamic DNS domains masquerading as Ukrainian telecommunication service providers.

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Malware Telecommunications DNS Hacking 85

Krebs on Security

FEBRUARY 24, 2023

First identified in 2017 by the security firm Deep Instinct , Mylobot employs a number of fairly sophisticated methods to remain undetected on infected hosts, such as running exclusively in the computer’s temporary memory, and waiting 14 days before attempting to contact the botnet’s command and control servers. com on Mar.

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Accountability Advertising Marketing Malware 225

Security Affairs

MARCH 4, 2019

The Necurs botnet was not active for a long period at the beginning of 2017 and resumed its activity in April 2017 when it was observed using a new technique to avoid detection. Experts pointed out that DGA is a double-edged sword because allows security researchers to analyze DNS and network traffic to enumerate bots.

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DNS Banking Advertising Ransomware 80

SC Magazine

FEBRUARY 17, 2021

.” Quad9 is a non-profit offering a free recursive DNS service that does not log user data. and Google Public DNS. Indeed, Quad9 has considered moving to the EU to add a legal imperative to its privacy promises since before its launch in 2017. Other alternatives in the same space include Cloudflare’s 1.1.1.1

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DNS Telecommunications Surveillance Data collection 96

Security Affairs

MAY 27, 2020

ShuangQiang is financially motivated, it has been active since 2017 targeting Windows computers with MBR and VBR bootkits , and installing malicious drivers for financial gain and hijack web traffic to e-commerce sites. “Recently, our DNS data based threat monitoning system DNSmon flagged a suspicious domain pro.csocools.com.

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Advertising DNS Software Malware 102

Security Affairs

SEPTEMBER 11, 2019

change DNS settings to hijack the traffic, perform MitM attacks). ” In previous research, Kenin discovered similar flaws ( CVE-2017-5521 ) in at tens of models of Netgear routers that were potentially affecting over one million Netgear customers. ” reads the security advisory. ” concludes the advisory.

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DNS Passwords Authentication Wireless 80

Security Affairs

FEBRUARY 1, 2019

Last DNS activity was in December 2018. Figure 14 – previous DNS of C2. Weaponized Microsoft Office documents delivered via email represent the top infection vector in today malware landscape, at the second place we found the abusing of Microsoft DDE protocol with CVE-2017-11882. Figure 15 – C2’s relation graph.

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Malware DNS Social Engineering Advertising 86

Security Affairs

AUGUST 7, 2019

group_a : from 2016 to August 2017 2. group_b : from August 2017 to January 2018 3. Many techniques have been used since August 2017 such as: Command Line Interface (rif. T1094) mainly developed using DNS resolutions (which is actually one of the main characteristic of the attacker group). T1059), ObfuscatedFiles (rif.

Computers and Electronics 80

Computers and Electronics Penetration Testing DNS Phishing 80

Krebs on Security

JULY 18, 2022

“Using the internal router, it would be possible to poison the DNS cache of the LAN router of the infected node, enabling further attacks.” 911’s EULA would later change its company name and address in 2017, to International Media Ltd. In a 2017 discussion on fl.l33t[.]su in the British Virgin Islands.

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VPN Computers and Electronics Antivirus Software 299

Andrew Hay

AUGUST 16, 2017

Please join SANS Institute Instructor and LEO Cyber Security Co-Founder & CTO Andrew Hay and Infoblox Security Product Marketing’s Sam Kumarsamy on Thursday, August 17th, 2017 at 1:00 PM EDT (17:00:00 UTC) as they present a SANS Institute webinar entitled Detect & Prevent Data Exfiltration: A Unique Approach.

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DNS Mobile Marketing 40

Fox IT

JANUARY 12, 2021

The earliest and longest lasting intrusion by this threat we observed, was at a company in the semiconductors industry in Europe and started early Q4 2017. observed Q2 2017 Cobalt Strike v3.12, observed Q3 2018 Cobalt Strike v3.14, observed Q2 2019. The DNS-responses weren’t logged. Credential access (TA0006).

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VPN Accountability Passwords DNS 68

Security Affairs

JANUARY 24, 2019

The malicious code was initially reported as the RTM banking Trojan , both Symantec and Microsoft detected Redaman in 2017 and classified it as a variant of RTM. The malware was first observed in the threat landscape in 2015, most of the victims were customers of Russian financial institutions. ” Palo Alto Networks concludes.

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Banking Malware Advertising DNS 87