Phishing Attack Wiki: Types of Attacks and Prevention Methods

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Phishing attacks come in many forms, and it's essential to know what you're up against to stay safe online.

Spear phishing is a type of phishing attack that targets specific individuals or groups, often using information gathered from social media or other online sources.

Phishing attacks can be carried out via email, phone, or text message, making it crucial to be cautious with all forms of communication.

In 2020, phishing attacks accounted for 32% of all cyber attacks, highlighting the need for vigilance in the digital age.

Types of Phishing Attacks

Phishing attacks come in various forms, each with its own unique characteristics.

One type of phishing attack is spear phishing, which targets a specific organization by tailoring a fraudulent email to increase the likelihood of recipients believing it's legitimate. This was the case in the 2015 Anthem breach, where nearly 80 million records were stolen after employees received phishing emails.

Clone phishing involves reusing a previously sent authentic email for fraudulent purposes, making it harder for recipients to distinguish between the original and the fake.

Fraudsters also use social media and text messages to obtain sensitive information, with social media phishing increasing by 74.7 percent over the previous quarter in Q1 2019.

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Email

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Email phishing is a common type of phishing attack that tricks individuals into giving away sensitive information or login credentials. Most email phishing attacks are "bulk attacks" that are not targeted and are instead sent in bulk to a wide audience.

Gmail alone blocks more than 100 million phishing emails every single day. This highlights the scale of the problem and the need for vigilance.

Email phishing attacks can involve sending fraudulent emails or messages that appear to be from a trusted source, such as a bank or government agency. These messages typically redirect to a fake login page where users are prompted to enter their credentials.

Social media phishing is also a growing concern, increasing by 74.7 percent over the previous quarter in Q1 2019. This trend suggests that attackers are shifting their tactics to exploit other channels.

Compromised streaming service accounts may also be sold on darknet markets, providing a new layer of risk for individuals and organizations. This highlights the potential consequences of falling victim to an email phishing attack.

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Smishing

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Smishing is a type of phishing attack that uses text messages from a cell phone or smartphone to deliver a bait message.

The victim is usually asked to click a link, call a phone number, or contact an email address provided by the attacker.

Smishing can be just as effective as email phishing, as many smartphones have fast internet connectivity.

Smishing messages may also come from unusual phone numbers.

The difficulty in identifying illegitimate links can be compounded on mobile devices due to the limited display of URLs in mobile browsers.

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Idn Homograph Attacks

Idn Homograph Attacks are a type of phishing attack that uses Internationalized Domain Names (IDNs) to create homographs, or words that are spelled the same but have different meanings.

These attacks can be particularly tricky because they use non-English characters to create a sense of legitimacy. For example, a phisher might register a domain name that looks identical to a legitimate site but has a subtle difference in spelling.

The goal of an Idn Homograph Attack is to get victims to click on a malicious link or provide sensitive information. By using IDNs, phishers can create a convincing fake website that looks identical to the real thing.

Check this out: Types of Email Attacks

Phishing Techniques

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Phishing techniques are used to trick victims into revealing sensitive information or performing certain actions. Attackers often rely on cognitive biases to achieve exploitation.

One common technique is using authority figures to gain trust. People tend to follow instructions from perceived authority figures, even if the act is objectionable. Attackers may also use intimidation, stating or implying negative consequences if instructions are not followed.

Attackers may also use social engineering techniques to trick users into performing actions. This can involve pretending to be a trusted entity and creating a sense of urgency, like threatening to close or seize a victim's bank or insurance account.

Here are some common phishing techniques:

  • Authority: People tend to follow instructions from perceived authority figures.
  • Intimidation: Attackers state or imply negative consequences if instructions are not followed.
  • Consensus: People will often do things they see other people performing.
  • Scarcity: Demand is generated by perceived scarcity, such as limited-time offers.
  • Urgency: Attackers impress upon the target that certain actions must be completed quickly.
  • Familiarity / liking: Attackers who are familiar or liked are more likely to persuade others to take certain actions.
  • Trust: Targets are more likely to perform actions if they believe the attacker is a trusted source.

Voice

Voice phishing, also known as vishing, is a type of phishing attack that uses Voice over IP (VoIP) technology.

Attackers make automated phone calls to large numbers of people, often using text-to-speech synthesizers to claim fraudulent activity on their accounts.

The attackers spoof the calling phone number to appear as if it's coming from a legitimate bank or institution, which can be very convincing.

The victim is then prompted to enter sensitive information or connected to a live person who uses social engineering tactics to obtain information.

Vishing takes advantage of the public's lower awareness and trust in voice telephony compared to email phishing, making it a particularly effective and insidious tactic.

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Qr Code

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QR code phishing, also known as "quishing", is a type of scam where scammers trick users into giving up sensitive data by scanning a malicious QR code.

Scammers exploit the convenience of QR codes to bypass email filters and increase the likelihood that victims will fall for the scam. People tend to trust QR codes and may not scrutinize them as carefully as a URL or email link.

The bogus codes may be sent by email, social media, or in some cases, hard copy stickers are placed over legitimate QR codes on things like advertising posters and car park notices.

Users are advised to exercise caution when scanning unfamiliar QR codes and ensure they are from trusted sources. The UK's National Cyber Security Centre rates the risk as lower than other types of lure.

As QR codes become more widely used for things like payments, event check-ins, and product information, quishing is emerging as a significant concern for digital security.

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Phishing Techniques

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Phishing techniques are used to trick people into giving up sensitive information or performing certain actions. These attacks often involve creating fake links or websites that appear to be from a legitimate organization.

Scammers use QR code phishing, also known as "quishing", to trick people into scanning a code containing an embedded malicious web site link. This can lead to the theft of personal information, login credentials, or financial details.

In QR code phishing, scammers may send the QR code by email, social media, or even place stickers over legitimate QR codes on advertising posters and car park notices. When victims scan the code, they are redirected to a fake website designed to steal their information.

Phishers also use link manipulation to create fake links that appear to be from a legitimate organization. These links may use misspelled URLs or subdomains to deceive the user.

To check the destination of a link, many email clients and web browsers will show the URL in the status bar when the mouse is hovering over it. However, some phishers may be able to bypass this security measure.

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Internationalized domain names (IDNs) can be exploited via IDN spoofing or homograph attacks to allow attackers to create fake websites with visually identical addresses to legitimate ones.

Here are some common tactics used in phishing attacks:

  • Authority: People will generally follow the instructions of perceived authority figures, even when the act is objectionable.
  • Intimidation: Attackers state or imply there will be negative consequences if instructions are not followed.
  • Consensus: People will most often do things they see other people performing.
  • Scarcity: Demand is generated by perceived scarcity; for example when an offer is stated as being for a limited time only.
  • Urgency: Similar to scarcity, attackers impress upon the target(s) that certain actions must be completed quickly.
  • Familiarity / liking: It is easier for attackers who are familiar or liked to persuade others to take certain actions.
  • Trust: Targets are more likely to perform actions if they believe the attacker is a trusted source such as "someone from IT" or a well-known company (like Microsoft).

Prevention and Protection

DataVisor's AI-powered platform can spot coordinated phishing attacks before they happen, allowing organizations to detect and prevent attacks more effectively.

Specialized spam filters can reduce the number of phishing emails that reach their addressees' inboxes, using techniques like machine learning and natural language processing to classify phishing emails.

Organizations can also use anti-phishing training to educate their employees, which can be paired with technical measures like spam filters and two-factor authentication to provide extra protection.

To combat phishing, individuals can take note of browser warnings regarding possible fraudulent websites and use a smartphone as a second verification channel for authorized banking transactions.

Here are some additional technical measures that can be taken to prevent phishing attacks:

  • Spam filters that reduce the number of phishing emails that reach inboxes
  • Two-factor authentication (2FA) / multi-factor authentication (MFA) to prevent stolen passwords from being used
  • Redacting URLs in email messages to prevent clicking on embedded links
  • Using a smartphone as a second verification channel for authorized banking transactions

Legislation and technology created specifically to protect against phishing can also help prevent attacks, and individuals can report phishing attempts to authorities.

User Training

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User training is a crucial part of any organization's anti-phishing strategy. Effective phishing education, including conceptual knowledge and feedback, can help reduce susceptibility to phishing.

Simulated phishing campaigns are commonly used to assess the effectiveness of user training. These campaigns involve sending fake phishing emails to employees to test their knowledge and response. For example, a study by the National Library of Medicine found that an organization received 858,200 emails during a 1-month testing period, with 139,400 (16%) being marketing and 18,871 (2%) being identified as potential threats.

Legitimate e-mail messages from companies to their customers often contain unique information that phishers can't access. For instance, PayPal always addresses its customers by their username in emails, making it easier to identify potential phishing attempts. If an email addresses the recipient in a generic fashion, it's likely to be an attempt at phishing.

Educational games can effectively educate players against information disclosures and increase awareness of phishing risks. A study on phishing attacks in game environments found that these games can mitigate risks by teaching players to be cautious when sharing personal information.

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Here are some tips to help you identify potential phishing attempts:

  • Be cautious of generic greetings, such as "Dear PayPal customer"
  • Look for unique information that's not readily available to phishers
  • Use two-factor authentication (2FA) or multi-factor authentication (MFA) to protect your accounts
  • Redact URLs in email messages to avoid clicking on embedded links
  • Use a smartphone as a second verification channel for authorized transactions

Filtering Out Mail

Filtering out mail is a crucial step in preventing phishing attacks. Specialized spam filters can reduce the number of phishing emails that reach their addressees' inboxes. These filters use machine learning and natural language processing approaches to classify phishing emails and reject emails with forged addresses.

Some spam filters can even detect coordinated attacks before they happen. This is thanks to technologies like unsupervised machine learning, which offer a means to meet the scale of these attacks. By implementing such solutions, organizations can detect a wide variety of attacks leveraging fake or compromised accounts.

To further protect yourself, it's essential to use spam filters that reduce the number of phishing emails that reach inboxes. You can also take note of browser warnings regarding possible fraudulent websites. This can be a valuable additional layer of protection against phishing attacks.

Detection and Response

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Several companies offer round-the-clock services to monitor, analyze, and assist in shutting down phishing websites.

Automated detection of phishing content is still below accepted levels for direct action, reaching between 80% and 90% success with content-based analysis.

Most tools include manual steps to certify detection and authorize response, ensuring accuracy.

Individuals can contribute by reporting phishing to volunteer and industry groups, such as cyscon or PhishTank.

Phishing web pages and emails can be reported to Google.

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Overview and Fundamentals

Phishing attacks have been on the rise over the years, with a significant increase in reported cases. In 2005, the total number of unique phishing reports received was 173,063.

The APWG has been tracking phishing reports since 2005, and their data shows a steady increase in phishing attacks over the years. In 2006, the total number of unique phishing reports received was 268,126.

Phishing attacks are a type of cybercrime that involves deceiving people into revealing sensitive information such as passwords, credit card numbers, and personal data. The data from the APWG shows that phishing attacks have been on the rise, with a significant increase in reported cases in recent years.

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Here is a breakdown of the total number of unique phishing reports received by the APWG from 2005 to 2019:

As you can see, the number of phishing reports has been increasing steadily over the years, with a significant spike in 2015 and 2016. This highlights the need for individuals and organizations to be vigilant and take proactive measures to prevent phishing attacks.

Countermeasures and Security

Protecting yourself from phishing attacks requires a combination of education, awareness, and technical measures. It's difficult to fully protect against social engineering attacks because no system is immune to human elements that can undermine security.

To stay safe, adopt a skeptical mindset and never provide personal information, even if it's requested by someone you trust. This includes fellow users and developers on online forums and developer portals.

Technical approaches can also help prevent phishing attacks. A wide range of technical approaches are available to prevent phishing attacks from reaching users or successfully capturing sensitive information.

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Anti-phishing websites can be a valuable resource in staying informed about recent phishing attacks. Websites like FraudWatch International and Millersmiles publish exact messages that have been circulating the internet, providing specific details about the particular messages.

Phishing attacks can be reported to authorities, and there are several different techniques to combat phishing, including legislation and technology created specifically to protect against phishing. These techniques include steps that can be taken by individuals, as well as by organizations.

To further protect yourself, consider implementing additional technical measures such as:

  • spam filters that reduce the number of phishing emails that reach inboxes
  • taking note of browser warnings regarding possible fraudulent websites
  • adopting two-factor authentication (2FA) / multi-factor authentication (MFA)
  • redacting URLs in email messages so it is impossible to click on embedded links
  • using a smartphone as a second verification channel for all authorized banking transactions

Attack Methodology and Cycle

Social engineers have a predictable approach to launching attacks, which can be broken down into four primary phases: information gathering, relationship development, exploitation, and execution and disengagement.

In the information gathering phase, attackers collect data about their targets, including personal interests, organizational charts, and even birth dates. This helps them build a rapport with their victims and increase the chances of a successful attack.

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Attackers use manipulation techniques to exploit their targets' trusting nature, often initiating conversations that seem innocuous but are actually designed to extract sensitive information. Once they have what they want, they'll slowly disengage from communications to avoid arousing suspicion.

Here's a breakdown of the social engineering cycle:

  • Information gathering: Gather information about the target(s) and related persons.
  • Relationship development: Develop a rapport with the target(s) by exploiting their trusting nature.
  • Exploitation: Use manipulation techniques to reveal sensitive information or have the target perform abnormal actions.
  • Execution and disengagement: Complete the tasks requested by the attacker and slowly disengage from communications.

MitM

MitM phishing attacks have advanced significantly, enabling cybercriminals to bypass two-factor authentication (2FA) mechanisms during a user's active session on a web service.

These attacks employ intermediary tools that intercept communication between the user and the legitimate service, making it harder for security systems to detect.

Evilginx, an open-source tool originally created for penetration testing and ethical hacking, has been repurposed by cybercriminals for Man-in-the-Middle (MitM) attacks.

This tool works like a middleman, passing information between the victim and the real website without saving passwords or login codes.

Attackers use various methods, including phishing emails, social engineering tactics, or distributing malicious links via social media platforms, to trick victims into interacting with counterfeit sites.

Once the victim interacts with the counterfeit site, the MitM tool intercepts the authentication process, effectively bypassing 2FA protections.

By grabbing login tokens and session cookies instantly, attackers can break into accounts and use them just like the real user, for as long as the session stays active.

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What Are Attacks?

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Phishing attacks are a type of scam where a fraudster tries to get private information from someone by pretending to be a legitimate entity.

Fraudsters often use email to commit these attacks, and they can target individuals or entire companies.

The term "phishing" was first used by a group of hackers on AOL who tricked users into revealing sensitive information.

These attacks can have significant impacts, such as the one that targeted John Podesta, Hillary Clinton's presidential campaign chairman, and had a negative impact on her campaign.

Attack Methodology

Social engineers use various tactics to manipulate individuals into revealing sensitive information or performing certain actions. Researchers have identified four primary phases in the social engineering attack lifecycle: information gathering, relationship development, exploitation, and execution and disengagement.

Attackers gather information about their targets to build a relationship and increase the likelihood of a successful attack. This can include gathering birth dates, phone lists, personal interests, and organizational charts.

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Phishing attacks, a common type of social engineering, involve a fraudster impersonating a legitimate entity to obtain private information from an unsuspecting victim. Email is one of the most common tools used to commit phishing attacks.

Social engineering techniques are often used in phishing attacks to trick users into performing actions such as clicking a link or opening an attachment. Attackers may pretend to be a trusted entity and create a sense of urgency to trick victims into revealing sensitive information.

Some phishing attacks target specific individuals, while others target entire companies. For example, Google and Facebook were scammed out of $100 million in one of the costliest attacks ever.

There are several types of phishing attacks, including spear phishing, which targets a particular organization, and clone phishing, which reuses a previously sent authentic email for fraudulent purposes.

Here are some common phishing attack types:

  • Spear phishing: targets a particular organization
  • Clone phishing: reuses a previously sent authentic email for fraudulent purposes
  • Fake news phishing: uses fake news articles to trick victims into clicking on a malicious link

Phishing attacks can be prevented by being cautious when receiving emails or messages that ask for sensitive information or create a sense of urgency. It's also essential to verify the authenticity of emails and messages before taking any action.

Common and Specific Attacks

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Phishing attacks come in various forms, making them harder to detect. Google's security blog reports that Gmail blocks over 100 million phishing emails every day.

One type of phishing attack is spear phishing, where a fraudulent email is tailored to target a specific organization. This was the case with Anthem's 2015 breach, where nearly 80 million records were stolen.

Clone phishing is another type, where a previously sent authentic email is reused for fraudulent purposes. To avoid detection, bad actors use services like URL shorteners to hide the true identity of malicious emails.

Social media is also a common platform for phishing attacks, with a 74.7% increase in social media phishing in Q1 2019, according to the Vade Secure Phishers' Favorites report.

Key Insights on Company Attacks

Phishing attacks are a major concern for companies, with 32% of data breaches in 2018 involving phishing, according to Verizon's 2019 Data Breach Investigations Report.

Google's security blog reveals that Gmail alone blocks over 100 million phishing emails every single day.

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Company employees are often the unintentional enablers behind massive data breaches, making them a prime target for phishing attacks.

The Anthem attack in 2015 is a prime example of this, where nearly 80 million records were stolen after employees fell victim to phishing emails.

Spear phishing is a particularly effective type of phishing attack, where a fraudulent email is tailored to target a specific organization, increasing the likelihood of recipients believing it's legitimate.

This type of attack was used by the Russian government-run Threat Group-4127 (Fancy Bear; GRU Unit 26165) to target Hillary Clinton's 2016 presidential campaign, with over 1,800 Google accounts compromised.

Interestingly, a study found that 43% of youth aged 18-25 and 58% of older users clicked on simulated phishing links in daily emails over 21 days.

Older women had the highest susceptibility to spear phishing, while susceptibility in young users declined during the study, but remained stable among older users.

Common Attacks

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Phishing attacks are a common type of fraud, with Gmail alone blocking over 100 million of them every day.

Company employees are often the target of these attacks and can inadvertently enable massive data breaches. For example, the 2015 Anthem breach involved phishing emails sent to a small number of employees, resulting in 80 million records being stolen.

Spear phishing is a type of phishing attack where a fraudulent email is tailored to target a specific organization, making it harder to identify as fake. Clone phishing, on the other hand, reuses a previously sent authentic email for fraudulent purposes.

Phishing attacks aren't limited to email; text and social media are also used to obtain sensitive information. In fact, social media phishing increased by 74.7% in Q1 2019, according to the Vade Secure Phishers' Favorites report.

Examples and Prevention

Phishing attacks are a serious threat, and it's essential to be aware of the tactics used by attackers. Attackers use Morse code and other encryption methods in evasive phishing campaigns.

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Protecting yourself from phishing attacks requires vigilance and knowledge of common tactics. Phishing attacks can target anyone, including security researchers, as seen in a new campaign targeting them.

To stay safe, be cautious of phishing attempts, such as those involving suspicious links or emails. Ongoing phishing campaigns are a significant threat, and it's crucial to be aware of them.

Here are some common phishing hacks to watch out for:

Hackers have been known to use MFA flaws to rob thousands of Coinbase customers. It's essential to be aware of these tactics and take steps to protect yourself.

Cora Stoltenberg

Junior Writer

Cora Stoltenberg is a skilled writer with a passion for crafting engaging content on a wide range of topics. Her expertise spans various categories, including Search Engine Optimization (SEO) Strategies, where she provides actionable tips and insights to help businesses improve their online presence. With a keen eye for detail and a knack for simplifying complex concepts, Cora's writing is both informative and accessible to readers of all levels.

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