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.

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Phishing Marketing Accountability DNS 215

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.

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DNS VPN Encryption Passwords 123

Krebs on Security

JANUARY 22, 2019

A few months later, Bryant documented the same technique being used to take over more than 120,000 trusted domains for spam campaigns. When someone wants to register a domain at a registrar like GoDaddy, the registrar will typically provide two sets of DNS records that the customer then needs to assign to his domain. ” SAY WHAT?

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DNS Internet Internet Computers and Electronics 236

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 2 – Document view inviting to enable macro. Figure 14 – previous DNS of C2.

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Malware DNS Social Engineering Advertising 85

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?

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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. One of their preferred scams was phishing for Adobe login pages. Test successful! ” from the same machine. hackforums.net exploit.in

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Malware Scams Phishing Accountability 74

Security Boulevard

JUNE 22, 2023

Securing SMB Success: The Indispensable Role of Protective DNS Cyber attacks pose as much risk to small and medium-sized businesses (SMBs) as they do to large organizations — if not more. Implementing a Domain Name Service (DNS) security solution is the most efficient way to protect your business against a wide variety of attacks.

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DNS Small Business Cyber Attacks Antivirus 59

Security Affairs

JULY 15, 2023

The group often uses spear-phishing emails and messages (Telegram, WhatsApp, Signal) as an initial attack vector. HTM, HTA, and LNK files) disguised as Office documents. Once the document is opened by the target, it will take between 30 and 50 minutes to steal data from the infected system.

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Social Engineering DNS Accountability Malware 96

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.

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Malware Phishing DNS Cybercrime 97

Security Affairs

APRIL 26, 2022

North Korea-linked APT37 group is targeting journalists that focus on DPRK with a new piece of malware. North Korea-linked APT37 group (aka Ricochet Chollima) has been spotted targeting journalists focusing on DPRK with a new piece of malware. ” reads the analysis published by Stairwell. ” continues the analysis.

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Malware DNS Phishing Authentication 73

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.

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DNS Phishing Government Malware 77

Cisco Security

MAY 12, 2022

Since the rapid escalation of the conflict in 2022, security researchers and analysts have been gathering information regarding the adversarial groups, malware, techniques, and types of attacks implemented [1, 5, 6]. Some of the groups and malware related to the conflict are described in Table 1: Threat Actor. Office Open XML Document.

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Malware DNS DDOS Phishing 109

Security Boulevard

MAY 17, 2023

Most of these steps could’ve been blocked with the aid of DNS protection. It would be easy to chalk up this increase to the development and introduction of new advanced types of malware, but the surprising fact is that many of the same threats and exploits used in data breaches in 2013 are still being successfully employed 10 years later.

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Data breaches DNS Malware Phishing 52

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.

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DNS Phishing Social Engineering Engineering 64

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.

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Cryptocurrency Social Engineering Media Phishing 110

Malwarebytes

JULY 19, 2021

Last week on Malwarebytes Labs: DNS-over-HTTPS takes another small step towards global domination Nope, that isn’t Elon Musk , and he isn’t offering a free Topmist Dust watch either Four in-the-wild exploits, 13 critical patches headline bumper Patch Tuesday Is crypto’s criminal rollercoaster approaching a terminal dip?

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DNS VPN Retail Mobile 77

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. A document sent from one colleague to another on a topic, which is currently being discussed, is unlikely to trigger any suspicion.

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Cryptocurrency Malware Accountability Banking 126

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.

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Malware DNS Financial Services Retail 91

SecureList

AUGUST 30, 2023

Since 2018, Lazarus has persistently targeted crypto-currency-related businesses for a long time, using malicious Word documents and themes related to the crypto-currency business to lure potential targets. It’s thought that the malware was spread through a vulnerability in the software.

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Malware Spyware Cryptocurrency Government 73

Security Boulevard

APRIL 26, 2022

In 2021, the main attack vector used by this threat actor was credential phishing attacks through emails, posing as Naver, the popular South Korean search engine and web portal. We identified three unique attack chains used by the threat actor to distribute the malware in emails: Figure 1: Attack flow. Passive DNS data.

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Phishing DNS Cryptocurrency Accountability 52

Krebs on Security

SEPTEMBER 6, 2021

The Web site in 2015 for the “Manipulaters Team,” a group of Pakistani hackers behind the dark web identity “Saim Raza,” who sells spam and malware tools and services. Regarding phishing, whenever we receive complaint, we remove the services immediately. Also we are running business since 2006.”

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Software Phishing Cybercrime Accountability 239

Troy Hunt

JULY 12, 2018

For example, check out how it's used when embedded in the TXT record of a DNS entry which is then loaded into a WHOIS service which doesn't properly output encode the results. We've often seen CSRF attacks against routers result in DNS hijacking which, of course, is yet another risk that HTTPS protects against. DNS Hijacking.

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DNS Wireless Risk Banking 276

SecureList

DECEMBER 1, 2023

To exfiltrate data and deliver next-stage malware, the attackers abuse cloud-based data storage, such as Dropbox or Yandex Disk, as well as a temporary file sharing service. The postinst script contains comments in Russian and Ukrainian, including information about improvements made to the malware, as well as statements by activists.

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Malware Ransomware Encryption Energy and Utilities 91

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. When creating payloads such as Office documents, .pdf In this function, it does an excellent job. pdf files, etc.,

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DNS Penetration Testing Passwords Encryption 64

Security Affairs

DECEMBER 7, 2019

In June malware researchers from Cybaze-Yoroi spotted a new suspicious activity potentially linked to the popular APT group. State-sponsored hackers launched spear-phishing attackes using weaponized documents. The bait documents reveal malicious activity from at least September 2019, to November 25, 2019.

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Government Advertising Media DNS 57

SecureList

SEPTEMBER 21, 2023

The first-ever large-scale malware attacks on IoT devices were recorded back in 2008, and their number has only been growing ever since. A successful password cracking enables hackers to execute arbitrary commands on a device and inject malware. Statista portal predicts their number will exceed 29 billion by 2030. Tested, tried.

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IoT DDOS Passwords Malware 86

SecureList

NOVEMBER 26, 2021

The PyInstaller module for Windows contains a script named “Guard” Interestingly, this malware was developed for both Windows and macOS operating systems. The attackers obtain initial access to a system by sending a spear-phishing email to the victim containing a Dropbox download link.

Malware 86

Malware Banking Energy and Utilities Accountability 86

Pen Test Partners

SEPTEMBER 13, 2023

Justification must be documented within the newly added Appendix E (Customized Approach Template). Section 4 New requirements call for detailed documentation, tracking, and inventory of SSL and TLS certificates used for sensitive data transmission across public networks. Implementation timeline: Image credit: [link] PCI v4.0

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Authentication Passwords Media Encryption 52

SecureList

DECEMBER 8, 2022

Just to clarify, the subheading isn’t a normal quote, but a message that Janicab malware attempted to decode in its newest use of YouTube dead-drop resolvers (DDRs). Janicab was first introduced in 2013 as malware able to run on MacOS and Windows operating systems. Decoy document in LNK file. MAC address. 823EBA93FE977.

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Malware DNS Engineering Internet 104

Security Affairs

SEPTEMBER 6, 2018

The OopsIE Trojan is one of the malware in the APT’s arsenal that was detected for the first time in February 2018. The campaign was also delivering the QUADAGENT backdoor, anyway, experts noticed the group using a different malware for each targeted organization. ” reads the analysis published by Paolo Alto Network.

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Government Phishing Malware Advertising 48

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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Malware Adware Spyware Antivirus 105

CyberSecurity Insiders

JANUARY 6, 2022

Many people still don’t realize the dangers of phishing, malware, ransomware, unpatched software, and weak passwords. HTTPS and DNS), data link (e.g., They also increase security and speed up transactions by enabling the authentication of electronic documents and online forms in seconds.

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Encryption Identity Theft Authentication Data breaches 134

Security Affairs

DECEMBER 20, 2018

The Cybaze -Yoroi ZLab dissected one of these recent Danabot variants spread across the Italian cyberspace leveraging “ Fattura ” themed phishing emails (e.g. N051118 ), where the malicious payload was dropped abusing a macro-enabled word document able to download the malicious DLL paylaod. Registry key created by malware.

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Banking Malware Internet Internet 73

SecureList

APRIL 24, 2023

Introduction We introduced Tomiris to the world in September 2021, following our investigation of a DNS-hijack against a government organization in the Commonwealth of Independent States (CIS). Tomiris’s endgame consistently appears to be the regular theft of internal documents.

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Malware DNS Government Software 89

SecureList

JUNE 7, 2023

The threat actor typically exploits Word documents, using shortcut files for the initial intrusion. 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. However, in September 2022, we analyzed the new Wroba.o

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DNS Malware Cryptocurrency Retail 101

Security Boulevard

APRIL 18, 2022

These are living documents and should be treated as such. These typically include phishing, malware attacks/compromised devices, ransomware, DDoS, unauthorized account creation, and network security rule changes. For a malware attack, maybe it’s checking the email gateway for a phishing email that arrived in the user’s inbox.

Technology 52

Technology Marketing Phishing DNS 52

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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Malware Phishing DNS Engineering 77