eSecurity Planet

AUGUST 23, 2023

Spear phishing is a more targeted and effective phishing technique that attempts to exploit specific individuals or groups within an organization. While phishing uses a broader range of tactics, such as mass emailing to random recipients, spear phishing is often well-researched and tailored to high-value targets.

Phishing 98

Phishing Social Engineering Authentication Security Awareness 98

Malwarebytes

APRIL 9, 2024

Victims are tricked into downloading and running the Nitrogen malware masquerading as a PuTTY or FileZilla installer. Click here for more information about DNS filtering via our Nebula platform. The malicious ads are displayed as sponsored results on Google’s search engine page and localized to North America.

System Administration 108

System Administration DNS Engineering Social Engineering 108

Security Boulevard

FEBRUARY 21, 2023

Year after year, phishing tops the list of the leading causes of data breaches. Or maybe the malicious site pretends to be the home of some well-known software and lets the user download an “update” all on their own (with a little malware added…). Once identified, these employees can then be given a refresher course or more training.

Phishing 52

Phishing Software DNS Data breaches 52

Security Affairs

FEBRUARY 12, 2024

While they can’t directly read your password, they can still download malware or gather enough information to steal your identity. DNS Spoofing DNS (Domain Name System) is like the internet’s phone book, translating domain names into IP addresses.

DNS 130

DNS VPN Encryption Passwords 130

Security Affairs

AUGUST 31, 2022

The phishing emails contain a Microsoft Office attachment that includes an external reference in its metadata which downloads a malicious template file. Upon opening the document, a malicious template file is downloaded and saved on the system. We have observed similar behavior with DNS exfiltration tools such as DNSCAT2.”

Malware 88

Malware DNS Antivirus Encryption 88

eSecurity Planet

AUGUST 8, 2022

Without the more restrictive enforcement policy, organizations place an unnecessary burden on email security applications and increase the likelihood of a phishing attack successfully impersonating a brand. Domains receiving emails can compare the envelope of the email and compare against DNS records. What is DMARC? What is SPF?

DNS 117

DNS Phishing Authentication Marketing 117

Security Boulevard

JUNE 21, 2023

On bootup, the malware will try to reach out to command-and-control (C2) threat infrastructure to receive instructions and download more payloads. Initially the malware has been downloading a payload to perform pay-per-click, or ad-click, fraud. Malware (or users clicking on phishing sites) get by existing defenses on a regular basis.

Firmware 104

Firmware DNS Malware Manufacturing 104

Security Affairs

DECEMBER 20, 2022

Experts pointed out that Gamaredon group has used the fast flux DNS technique to increase the resilience of the infrastructure from law enforcement takedown and make hard denylisting of the IP addresses associated with it. Infrastructure using fast flux DNS rotates through many IPs daily and each IP was used for a short time.

DNS 89

DNS Phishing Hacking Government 89

Malwarebytes

JANUARY 22, 2024

These targets are approached in spear phishing attacks. The group uses social engineering techniques to persuade their targets to open documents or download malware. Once a relationship has been established, the target will receive a phishing link or a document containing such a link.

Social Engineering 99

Social Engineering Government Media DNS 99

Krebs on Security

AUGUST 30, 2019

But when accounts at those CRM providers get hacked or phished, the results can be damaging for both the client’s brand and their customers. Here’s a look at a recent CRM-based phishing campaign that targeted customers of Fortune 500 construction equipment vendor United Rentals. Stamford, Ct.

Phishing 211

Phishing Marketing Accountability DNS 211

Krebs on Security

FEBRUARY 9, 2021

A key concern for enterprises is another critical bug in the DNS server on Windows Server 2008 through 2019 versions that could be used to remotely install software of the attacker’s choice. by sending a phishing email with a link to a new domain or even with images embedded that call out to a new domain).

DNS 295

DNS Backups Software Phishing 295

Malwarebytes

FEBRUARY 24, 2023

Over the last few days, scammers have been sending out phishing mails that disguise bogus URLs with something called Slinks— shortened Linkedin URLs. For example, in February of last year Slinks were being used to send people to IRS and PayPal phishes. How to avoid phishing attacks Block known bad websites.

Phishing 96

Phishing Passwords Password Management Scams 96

Security Affairs

MARCH 21, 2022

Ukraine CERT (CERT-UA) warns of spear-phishing ??attacks The Government Team for Response to Computer Emergencies of Ukraine (CERT-UA) warns of spear-phishing messages conducted by UAC-0035 group (aka InvisiMole) against Ukrainian state bodies. attacks conducted by UAC-0035 group (aka InvisiMole) on state organizations of Ukraine.

Spyware 90

Spyware DNS Phishing Government 90

eSecurity Planet

JULY 29, 2021

Social engineering can manifest itself across a wide range of cybersecurity attacks: Phishing Smishing Vishing Whaling Pharming Baiting Pretexting Scareware Deepfakes. Phishing is a broad category of social engineering attacks that specifically target most businesses’ primary mode of communication: email.

Social Engineering 128

Social Engineering Engineering Phishing DNS 128

eSecurity Planet

MAY 24, 2023

A successful DKIM check also verifies ownership of the email by matching the organization in the “from” fields of the email with the DNS associated with the organization. DKIM deploys as text files in an organization’s hosted Domain Name Service (DNS) record, but the standard can be complex to deploy correctly and maintain.

Technology 101

Technology DNS Encryption Authentication 101

NetSpi Technical

OCTOBER 19, 2023

Let’s try DNS. To quickly test if we have DNS outbound, we can use Burp Suite Collaborator. This will give us a unique address that we can query and let us know if a DNS request was received. import socket data = socket.gethostbyname_ex(‘<collaborator URL>’) print(repr(data)) We have DNS outbound.

DNS 97

DNS Internet Internet Phishing 97

Webroot

APRIL 13, 2021

Murray cites the availability of ransomware kits on the dark web that anyone can download and figure out how to launch. This includes essential security measures like firewalls, endpoint protection and DNS protection. This is why security awareness training with phishing simulations are increasingly important.

Ransomware 123

Ransomware DNS Firewall Security Awareness 123

Security Affairs

FEBRUARY 3, 2023

The former is a VBScript used to download next-stage VBScript from a remote server. The attack chain starts with spear-phishing messages with a.RAR attachment named “12-1-125_09.01.2023.” ” One of the methods of getting the C2 IP address relies on the usage of legitimate third-party services, such as Telegram and cloudflare-dns[.]com.

Malware 94

Malware Spyware DNS Government 94

Malwarebytes

JULY 14, 2022

Phishing attacks, vulnerability exploits, DDoS attacks, and much more threaten your company’s Macs at any time — and if any of them are successful, it could cost your business millions in lost productivity and information theft. Use a DNS filter to stop web-based attacks. That’s where DNS filtering comes in.

DNS 105

DNS Adware Malware Antivirus 105

Security Affairs

JANUARY 18, 2022

Trend Micro researchers spotted an elusive threat actor, called Earth Lusca, that targets organizations worldwide via spear-phishing and watering hole attacks. . The first cluster was set up using rented virtual private servers (VPS), it was employed in watering hole and spear-phishing attacks. Both clusters served as a C&C server.

Cryptocurrency 117

Cryptocurrency Social Engineering Media Phishing 117

Security Affairs

JANUARY 13, 2022

The attackers used complex obfuscation techniques in the downloader script. The attack chains starts with a phishing email using a malicious ZIP attachment that contain an ISO image with a loader in the form of JavaScript, a Windows batch file or Visual Basic script. ” reads the analysis published by Talos.

DNS 117

DNS Malware Cybercrime Ransomware 117

CyberSecurity Insiders

JUNE 29, 2023

Executive summary Credential harvesting is a technique that hackers use to gain unauthorized access to legitimate credentials using a variety of strategies, tactics, and techniques such as phishing and DNS poisoning. According to recent research , phishing assaults targeted credential harvesting in 71.5% of cases in 2020.

Phishing 85

Phishing Authentication Cyber threats DNS 85

Security Boulevard

OCTOBER 2, 2023

Phishing Threats Are Increasing in Scale and Sophistication Phishing remains one of the most dangerous and widespread cybersecurity threats. Phishing is now the most common initial attack vector, overtaking stolen or compromised credentials. Phishing attacks are becoming more difficult to detect. billion USD globally.

DNS 62

DNS Phishing Social Engineering Engineering 62

Security Affairs

MARCH 5, 2020

Security researchers demonstrated that hundreds of sub-domains belonging to Microsoft could potentially be hijacked and abused to deliver malware and for phishing attacks. Let’s consider mybrowser.microsoft.com, it might have resolved by the DNS to something like webserver9000.azurewebsites.net. azurewebsites.net.

DNS 99

DNS Phishing Advertising Malware 99

Security Affairs

SEPTEMBER 14, 2018

In mid-August, the state-sponsored hackers launched a highly targeted spear-phishing email to a high-ranking office in a Middle Eastern nation. “In August 2018, Unit 42 observed OilRig targeting a government organization using spear-phishing emails to deliver an updated version of a Trojan known as BONDUPDATER.

DNS 79

DNS Phishing Government Malware 79

Security Affairs

JANUARY 14, 2021

Some of the phishing emails from the current campaign were sent from IP addresses corresponding to a range that belongs to Powerhouse Management, a VPN service. However, experts found differences in the attachments used for phishing emails, the remote access trojans (RATs) used the operator’s C&C infrastructure.

Malware 116

Malware Surveillance Phishing Government 116

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.

DNS 113

DNS DDOS Firewall Architecture 113

Webroot

SEPTEMBER 7, 2023

The number of ransomware attacks has increased by 18% , while the worldwide volume of phishing attacks doubled to 500 million in 2022. Email threat protection and email continuity Email is one of the most common entry points for attacks, from phishing links to ransomware and business email compromise (BEC) to malicious attachments.

Encryption 89

Encryption Cyber Insurance Cybercrime Phishing 89

Troy Hunt

SEPTEMBER 17, 2020

As I started delving back through my own writing over the years, the picture became much clearer and it really crystallised just this week after I inadvertently landed on a nasty phishing site. In the end I broke it down into 3 Ps: padlocks, phishing and privacy. So what about DNS over HTTPS, or DoH ?

VPN 359

VPN Phishing DNS Encryption 359

Security Boulevard

JANUARY 17, 2024

Figure 1 — Cloudflare RBI Diagram The primary focus of RBI is to prevent user interactions with web-based malware such as cross-site scripting (XSS), drive-by downloads, and various forms of malicious JavaScript. Other RBI solutions are set to a fail-closed state that blocks the download of a file if it cannot scan it.

DNS 62

DNS Penetration Testing Passwords Encryption 62

Security Affairs

APRIL 26, 2022

“On 18 March 2022, NK News shared multiple malicious artifacts with the Stairwell threat research team from a spear-phishing campaign targeting journalists who specialize in the DPRK. us had stopped resolving; however, from historic DNS resolutions, we were able to identify 142.93.201[.]77 us which impersonates NK News (dailynk[.]com),

Malware 79

Malware DNS Phishing Authentication 79

Security Affairs

SEPTEMBER 18, 2021

Security researchers from the Cisco Talos team uncovered a spear-phishing campaign targeting the aviation industry for two years avoiding detection. Security researchers from Cisco Talos uncovered a spear-phishing campaign targeting, dubbed Operation Layover, that targeted the aviation industry for two years without being detected.

Malware 104

Malware Phishing DNS Cybercrime 104

Security Affairs

JANUARY 13, 2019

Proofpoint analyzed two strains of malware tracked as ServHelper and FlawedGrace distributed through phishing campaigns by the TA505 crime gang. Security researchers at Proofpoint researchers discovered two strains of malware tracked as ServHelper and FlawedGrace distributed through phishing campaigns by the TA505 crime gang.

Malware 96

Malware DNS Financial Services Retail 96

Security Affairs

SEPTEMBER 21, 2022

The researchers observed C2 infrastructure relying on dynamic DNS domains masquerading as Ukrainian telecommunication service providers. The attack chain starts with spear-phishing messages, pretending to come from a Ukrainian telecommunication provider, sent to the victims in an attempt to trick them into visiting the malicious domains.

Malware 89

Malware Telecommunications DNS Hacking 89

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 97

Data breaches Malware Mobile Spyware 97

Malwarebytes

MAY 5, 2022

While looking for threats targeting Ukraine, we identified a group we call “Nigerian Tesla” that has been dabbling into phishing and other data theft activities for a number of years. It contained a link to a file sharing site that downloads an archive containing an executable file. Spam campaign. hackforums.net exploit.in

Malware 77

Malware Scams Phishing Accountability 77

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. ” reads the analysis published by Trend Micro. ” continues the analysis.

DNS 96

DNS Advertising Firmware Banking 96