CyberSecurity Insiders

MAY 18, 2022

Not long ago, it was revealed that T-Mobile had been breached by bad actors who convinced employees to switch their SIM cards to let them bypass two-factor identification — reminding us how effective social engineering can still be. When malware first breaches a network, it doesn’t make its presence known right away.

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Security Affairs

FEBRUARY 1, 2019

Security experts at Cybaze – Yoroi ZLab have analyzed a new sample of the AdvisorsBot malware, a downloader that was first spotted in August 2018. As usual, the malware looks like a legitimate e-mail attachment, named as “invoice.doc”. Figure 3 – Piece of VBS script that starts malware infection. DLL Analysis.

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Malwarebytes

JANUARY 22, 2024

The group uses social engineering techniques to persuade their targets to open documents or download malware. This backdoor is custom malware, likely developed by or for Coldriver, called Spica. It is mainly in use by security researchers to classify malware. These targets are approached in spear phishing attacks.

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Security Affairs

JULY 15, 2023

Distribution of malicious files using the Signal messenger The messages use social engineering to trick victims into opening malicious attachments (i.e. doc,docx,xls,xlsx,rtf,odt,txt,jpg,jpeg,pdf,ps1,rar,zip,7z,mdb) usually takes 30-50 minutes (usually with GAMMASTEEL malware).”

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SecureList

MAY 17, 2021

In this article we analyse the technical features of the Trojan’s components, giving a detailed overview of obfuscation techniques, the infection process and subsequent functions, as well as the social engineering tactics used by the cybercriminals to convince their victims to give away their personal online banking details.

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Malwarebytes

FEBRUARY 11, 2021

Birsan wondered if malware could be introduced to these projects by creating packages on the public npm repository that matched the names of these local dependencies. Getting the information to his own server from deep inside well-protected corporate networks posed yet another problem which was solved by using DNS exfiltration.

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Security Affairs

JANUARY 18, 2022

.” The threat actors were observed deploying Cobalt Strike in the infected networks, along with a set of additional malware and web shells. This script shows a social engineering message, such as a Flash update popup or a DNS error, and attempts to trick the victim into downloading a malicious file deploy a Cobalt Strike loader.

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Security Affairs

JULY 11, 2022

Figure 2 presents an example of an SMS sent to Internet end-users during the ANUBIS social engineering wave. Figure 2: Example of SMS sent during the social engineering wave. Operators can easily make this configuration through an interface that uses the CloudFlare API for configuring new DNS zones.

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Security Boulevard

OCTOBER 2, 2023

This blog examines the escalating phishing landscape, shortcomings of common anti-phishing approaches, and why implementing a Protective DNS service as part of a layered defense provides the most effective solution. Phishing is now the most common initial attack vector, overtaking stolen or compromised credentials.

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SecureWorld News

MARCH 29, 2024

Malvertising acts as a vessel for malware propagation. Scammers and malware operators are increasingly adept at mimicking popular brands in their ad snippets, which makes it problematic for the average user to tell the wheat from the chaff. One of the biggest pitfalls with malvertising is how difficult it can be to detect.

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Security Affairs

AUGUST 27, 2019

Using compromised accounts, the threat actors send spearphishing emails with malicious Excel attachments to deliver the DanBot malware, which subsequently deploys post-intrusion tools.” The threat actors carried out spearphishing attacks using weaponized Excel attachments to deliver the DanBot malware.

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DNS Passwords Penetration Testing Social Engineering 82

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. Sandboxing is important because it helps to identify and mitigate potential security vulnerabilities, viruses, and malware.

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Security Affairs

MARCH 3, 2021

Attackers have taken over the official domain name of The Perl Foundation perl.com and pointed it to an IP address associated with malware campaigns. We encourage you NOT to visit the domain, as there are some signals that it may be related to sites that have distributed malware in the past.”. ” added Foy.

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Malwarebytes

JUNE 19, 2023

A particularly nasty slice of phishing, scamming, and social engineering is responsible for DoorDash drivers losing a group total of around $950k. Malwarebytes DNS filtering blocks malicious websites used for phishing attacks, as well as websites used to spread or control malware. Don't take things at face value.

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Digital Shadows

JANUARY 30, 2023

The “SocGholish” (aka FakeUpdates) malware distribution framework has presented a gripping tale of intrigue and suspense for ReliaQuest this year. The SocGholish malware distribution network employs social engineering and drive-by compromise to drop malware on endpoints. What Is SocGholish?

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SecureList

JUNE 2, 2022

In their initial disclosures on this threat actor, TeamT5 identified three malware families: SpyDealer, Demsty and WinDealer. In 2020, we discovered a whole new distribution method for the WinDealer malware that leverages the automatic update mechanism of select legitimate applications. WinDealer is a modular malware platform.

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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. Once you establish a DNS C2 foothold, work into a GET-only HTTP C2 channel. In this function, it does an excellent job.

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DNS Penetration Testing Passwords Encryption 62

eSecurity Planet

AUGUST 23, 2023

This method involves using emails, social media, instant messaging, and other platforms to manipulate users into revealing personal information or performing actions that can lead to network compromise, data loss, or financial harm. social engineering tactics and strange sender behaviors), they also use artificial intelligence algorithms.

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SecureList

JANUARY 13, 2022

The group seems to work more like a unit within a larger formation of Lazarus attackers, with the ability to tap into its vast resources: be it malware implants, exploits, or infrastructure. This lets them mount high-quality social engineering attacks that look like totally normal interactions. Malware infection.

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eSecurity Planet

FEBRUARY 16, 2021

Malware, short for “malicious software,” is any unwanted software on your computer that, more often than not, is designed to inflict damage. Since the early days of computing, a wide range of malware types with varying functions have emerged. Best Practices to Defend Against Malware. Jump ahead: Adware. RAM scraper.

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Security Boulevard

APRIL 26, 2022

We identified three unique attack chains used by the threat actor to distribute the malware in emails: Figure 1: Attack flow. This is done for the purpose of social engineering. Passive DNS data. If we check the passive DNS data for this domain, we find two other IP address resolutions: 172.93.201[.]253

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NopSec

FEBRUARY 15, 2017

How Phishing Works: Social Engineering The term “phishing” is broadly defined as sending an email that falsely claims to be from a legitimate organization. All of them rely on social engineering, a term that describes methods of deception used to coerce a victim into giving up valuable information.

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Security Boulevard

JANUARY 26, 2022

Note: This OSINT analysis has been originally published at my current employer's Web site - [link] where I'm currently acting as a DNS Threat Researcher since January, 2021. . We’ve decided to take a closer look at the U.S

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SecureList

JUNE 7, 2023

However, recently the group has adopted new methods to deliver its malware. The threat actor also seems to be experimenting with new file types to deliver its malware. Android malware, used by Roaming Mantis, and discovered a DNS changer function that was implemented to target specific Wi-Fi routers used mainly in South Korea.

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DNS Malware Cryptocurrency Retail 102

Security Affairs

OCTOBER 27, 2022

Invoices infected with malware could cause huge losses for the clients if they were attacked by ransomware gangs,” Vareikis explained. Media giant with $6.35 Knowing the victims are Thomson Reuters clients allows for a targeted campaign. Why did it happen?

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Security Affairs

FEBRUARY 19, 2019

Over the last few days, a phishing campaign from DHL and entitled “ DHL Shipment Notification ” has been targeted users worldwide distribution the Muncy malware. Now, the malware is targeting user’s worldwide and has been spread via phishing campaigns. The process flow diagram below shown how the malware works.

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Security Boulevard

JULY 13, 2022

A report published by CSC today revealed a spike in fake domain registrations from entities attempting to leverage the ongoing shortages of baby formula and semiconductors to conduct phishing attacks and perpetrate fraud.

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eSecurity Planet

SEPTEMBER 2, 2021

The malware can spread to the entire system in hours and to your customers and partners, impersonating your identity. DMARC is based on email authentication, and much of the responsibility rests with senders and their DNS text resource records. Like SPF, DKIM needs a DNS record, but this record contains a public key.

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SecureList

APRIL 27, 2022

Disclaimer: when referring to APT groups as Russian-speaking, Chinese-speaking or other-“speaking” languages, we refer to various artefacts used by the groups (such as malware debugging strings, comments found in scripts, etc.) On February 23, ESET published a tweet announcing new wiper malware targeting Ukraine.

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eSecurity Planet

MAY 28, 2021

Malware detection has long been a game of signature detection. With ML and artificial intelligence (AI) using thousands of strains to train algorithms, one would surmise that the ability to detect malware is only improving. Hackers are using the same ML and AI technology to avoid using recognized malware. Supply Chain Attacks.

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eSecurity Planet

DECEMBER 3, 2021

Brian Krebs is an independent investigative reporter known for his coverage of technology, malware , data breaches , and cybercrime developments. Russian software engineer Eugene Kaspersky’s frustration with the malware of the 80s and 90s led to the founding of antivirus and cybersecurity vendor Kaspersky Lab.

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SecureList

MAY 27, 2022

Our analysis of the rogue firmware, and other malicious artefacts from the target’s network, revealed that the threat actor behind it had tampered with the firmware to embed malware that we call MoonBounce. The attackers study their victims carefully and use the information they find to frame social engineering attacks.

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eSecurity Planet

MARCH 25, 2022

With lateral movement across a victim’s IT infrastructure, threat actors can escalate privileges, spread malware , extract data , and disrupt IT services as with ransomware attacks. SamSam Ransomware: Malware Specializing in RDP. As long as actors go undetected, the timing of attacks is on the perpetrator’s terms.

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SecureList

APRIL 27, 2021

In our initial report on Sunburst , we examined the method used by the malware to communicate with its C2 (command-and-control) server and the protocol used to upgrade victims for further exploitation. This campaign made use of a previously unknown malware family we dubbed FourteenHi.

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Security Affairs

JULY 18, 2018

The campaign was first spotted in January by experts from PaloAlto Networks when the researchers discovered a new piece of malware tracked VERMIN RAT targeting Ukraine organizations. These attackers use three different.NET malware strains in their attacks – Quasar RAT, Sobaken (a RAT derived from Quasar) and a custom-made RAT called Vermin.

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Veracode Security

NOVEMBER 19, 2020

In the report, the agencies found that threat actors are targeting the HPH Sector using TrickBot and BazarLoader malware efforts, which can result in the disruption of healthcare services, the initiation of ransomware attacks, and the theft of sensitive data. Every 15 minutes, the malware runs scheduled tasks on the victim???s

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eSecurity Planet

MARCH 22, 2023

Better network security monitors for authorized, but inappropriate activities or unusual behavior that may indicate compromise, malware activity, or insider threat. Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites.

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