Krebs on Security

JUNE 14, 2022

.” In such assaults, the perpetrators leverage unmanaged Domain Name Servers (DNS) or other devices on the Web to create huge traffic floods. Ideally, DNS servers only provide services to machines within a trusted domain — such as translating an Internet address from a series of numbers into a domain name, like example.com.

DDOS 143

DDOS DNS Internet Internet 143

Security Affairs

JUNE 4, 2020

The Japanese cryptocurrency exchange Coincheck announced that threat actors have accessed their account at the Oname.com domain registrar and hijacked one of its domain names. ” According to the Japanese security expert Masafumi Negishi, threat actors modified the primary DNS entry for the coincheck.com domain. ????????????

Accountability 95

Accountability Phishing DNS Cryptocurrency 95

Troy Hunt

JULY 21, 2021

Let's start with a poll: At your place of work, does your employer have the right to access the contents of your corporate email account if necessary? But there's also a lot of consistency, for example, here's a piece on whether it's legal to access an employee's email account in Australia : The short answer is yes.

Accountability 363

Accountability Data breaches Government InfoSec 363

Krebs on Security

MARCH 2, 2020

In 2018, security intelligence firm HYAS discovered a malware network communicating with systems inside of a French national power company. When it didn’t hear from French authorities after almost a week, HYAS asked the dynamic DNS provider to “ sinkhole ” the malware network’s control servers.

DNS 248

DNS Penetration Testing Malware Hacking 248

Krebs on Security

SEPTEMBER 1, 2023

” Dean Marks is executive director and legal counsel for a group called the Coalition for Online Accountability , which has been critical of the NTIA’s stewardship of.US. As far back as 2018, Interisle found.US . “This indicates a possible problem with the administration or application of the nexus requirements.”

Phishing 219

Phishing Telecommunications Government DNS 219

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.

Hacking 253

Hacking Social Engineering Phishing Scams 253

Krebs on Security

OCTOBER 31, 2023

” Infoblox determined that until May 2023, domains ending in.info accounted for the bulk of new registrations tied to the malicious link shortening service, which Infoblox has dubbed “ Prolific Puma.” As far back as 2018, Interisle found.US domains registered daily.US and illicit or harmful content.

Phishing 254

Phishing Telecommunications Malware Scams 254

Security Affairs

NOVEMBER 9, 2020

Experts attribute the attack to a known threat actor tracked as xHunt , aka Hive0081, which was first discovered in 2018. The TriFive backdoor uses an email-based channel that uses Exchange Web Services (EWS) to create drafts within the Deleted Items folder of a compromised email account.” <C2 domain>.

DNS 119

DNS Accountability Government Cyber Attacks 119

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. based United Rentals [ NYSE:URI ] is the world’s largest equipment rental company, with some 18,000 employees and earnings of approximately $4 billion in 2018. Stamford, Ct.-based

Phishing 210

Phishing Marketing Accountability DNS 210

Krebs on Security

JULY 18, 2023

15, 2018, the Royal Canadian Mounted Police (RCMP) charged then 27-year-old Bloom, of Thornhill, Ontario, with selling stolen personal identities online through the website LeakedSource[.]com. LeakedSource was advertised on a number of popular cybercrime forums as a service that could help hackers break into valuable or high-profile accounts.

Hacking 185

Hacking Accountability Data breaches Marketing 185

Krebs on Security

JUNE 21, 2023

guru’s registration records also are hidden, yet passive domain name system (DNS) records for both cryptor[.]biz guru show that in 2018 the domains were forwarding incoming email to the address obelisk57@gmail.com. .” Crypt[.]guru’s biz and crypt[.]guru ” Meanwhile, the Jabber address masscrypt@exploit.im

Malware 208

Malware Antivirus Cybercrime Hacking 208

Security Affairs

AUGUST 27, 2019

According to Dragos, the Hexane group has been active since at least the middle of 2018, it intensified its activity since early 2019 with an escalation of tensions within the Middle East. Lyceum was observed using password spraying and brute-force attacks to compromise email accounts of targeted individuals.

DNS 87

DNS Penetration Testing Passwords Social Engineering 87

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. Other interesting function is “j2aYhH”: Figure 8 – Accounts and emails stealing. This function searches for all email accounts registered on victim machine.

Malware 92

Malware DNS Social Engineering Advertising 92

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.” However there are two cybercriminal identities on the forums that have responded to individual 911 help requests, and who promoted the sale of 911 accounts via their handles.

VPN 290

VPN Computers and Electronics Antivirus Software 290

Security Affairs

AUGUST 19, 2018

million) in just in 2 days. · CVE-2018-14023 – Recovering expired messages from Signal. · Linux Kernel Project rolled out security updates to fix two DoS vulnerabilities. · 2.6 billion records exposed in 2,308 disclosed data breaches in H1. · Marap modular downloader opens the doors to further attacks.

Data breaches 48

Data breaches DNS Advertising Hacking 48

Security Affairs

JANUARY 13, 2019

“In November 2018, TA505 , a prolific actor that has been at the forefront of this trend, began distributing a new backdoor we named “ServHelper”. “On December 13, 2018, we observed another large ServHelper “downloader” campaign targeting retail and financial services customers.” DOC , PUB, and. WIZ documents.

Malware 100

Malware DNS Financial Services Retail 100

Krebs on Security

SEPTEMBER 6, 2021

As I noted in 2015, The Manipulaters Team used domain name service (DNS) settings from another blatantly fraudulent service called ‘ FreshSpamTools[.]eu As I noted in 2015, The Manipulaters Team used domain name service (DNS) settings from another blatantly fraudulent service called ‘ FreshSpamTools[.]eu Bilal Waddaich).

Software 226

Software Phishing Cybercrime Accountability 226

Krebs on Security

AUGUST 25, 2018

On August 7, 2018, a user on the forum of free email service hMailServer posted a copy of the sextortion email he received, noting that it included a password he’d formerly used online. All of those two-name domains used domain name servers (DNS servers) from uscourtsgov-dot-com at the time these emails were sent.

Scams 121

Scams Internet Internet Passwords 121

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. Insight Connect helps automate several IT processes, improves indicators, and comes with 200+ plugins. Rapid7 Competitors.

DNS 106

DNS Technology Cybersecurity Data collection 106

Security Affairs

AUGUST 7, 2019

group_b : from August 2017 to January 2018 3. group_c : from January 2018 to February 2018 4. Indeed during the group_a, the main observed delivery techniques where about Phishing (rif.T1193) and Valid Accounts (rif.T1078). group_a : from 2016 to August 2017 2.

Computers and Electronics 84

Computers and Electronics Penetration Testing DNS Phishing 84

eSecurity Planet

JUNE 1, 2023

Domain-based Message Authentication, Reporting and Conformance is a protocol that was first proposed in January 2012 and widely adopted in 2018 by the U.S. A DMARC policy is included in a DNS record for a given domain, enabling the sender to specify if messages are protected by SPF or DKIM. How Does DMARC Work?

Technology 67

Technology Authentication DNS Phishing 67

Fox IT

JANUARY 12, 2021

After obtaining a valid account, they use this account to access the victim’s VPN, Citrix or another remote service that allows access to the network of the victim. Information regarding these remotes services is taken from the mailbox, cloud drive, or other cloud resources accessible by the compromised account.

VPN 68

VPN Accountability Passwords DNS 68

Adam Levin

JULY 8, 2020

Hackers were also quick to pounce on the disruption caused by the 2018 shutdown of the U.S. Hackers posing as Coincheck.com employees contacted the company’s customers and requested their account credentials. As Zoom use skyrocketed with the spread of the Covid-19 pandemic, there was an immediate jump in lookalike domain names.

Hacking 130

Hacking Retail Cyber Insurance Authentication 130

Security Affairs

JULY 6, 2021

According to the DNS data analysis, this name was used to register at least two domains, which were created using the email from the phishing kit. A total of five email addresses associated with the accused were identified, along with six nicknames, and his accounts on Skype, Facebook, Instagram, and Youtube.

Cybercrime 100

Cybercrime Phishing Banking Telecommunications 100

SecureList

OCTOBER 25, 2023

This archive is discreetly hosted on legitimate websites, cleverly disguised as firmware binaries for enigmatic devices labeled “m100” The Bitbucket repository was created on June 21, 2018, under the account of Julie Heilman, and it remains the sole repository associated with this profile.

Malware 107

Malware DNS Encryption Cryptocurrency 107

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. “In July 2018 , we reported on a wave of OilRig attacks delivering a tool called QUADAGENT involving a Middle Eastern government agency. ” reads the analysis published by Paolo Alto Network.

Government 53

Government Phishing Malware Advertising 53

McAfee

FEBRUARY 4, 2021

In this case, SolarWinds knew as far back as 2018, early 2019, that they had a registration domain registered for it already. And they didn’t even give it a DNS look up until almost a year later. The majority of this tactic took place from a C2 perspective through the partial exfiltration being done using DNS.

DNS 102

DNS Firewall Accountability Technology 102

Security Affairs

SEPTEMBER 8, 2018

The unwanted behavior was spotted by a security researcher that goes online with Twitter account Privacy 1st , he discovered that Adware Doctor would gather browsing history from the Safari, Chrome, and the Firefox browsers, the search history on the App Store, and a list of running processes.

Adware 55

Adware DNS Malware Advertising 55

CyberSecurity Insiders

MARCH 21, 2021

Back in 2018, almost two-thirds of the small businesses suffered from cyber security attacks. . There are different kinds of cyber attacks that are faced by small businesses, including malware, phishing, SQL injection, DNS tunneling, and more. In fact, Phishing alone accounts for 90% of small business cyber attacks.

Small Business 145

Small Business Cyber Attacks VPN Backups 145

Security Affairs

MARCH 2, 2020

In November 2018, researchers from Cisco Talos tracked and detailed a “ DNSEspionage ” campaign against targets in Lebanon and UAE. At the time of the report, the threat actor carried out a cyber espionage campaign by redirecting DNS traffic from domains owned by the Lebanon government to target entities in the country. Introduction.

Government 88

Government Malware Advertising DNS 88

eSecurity Planet

DECEMBER 3, 2021

Here are the top Twitter accounts to follow for the latest commentary, research, and much-needed humor in the ever-evolving information security space. Lots of accounts including Bezos, Elon Musk, Joe Biden, Barack Obama, Bill Gates, Mr Beast, and a ton more getting hacked for a bitcoin scheme. jaysonstreet) March 3, 2018.

Accountability 129

Accountability Cybersecurity Penetration Testing InfoSec 129

Troy Hunt

SEPTEMBER 17, 2020

Maybe they're plugging into the API directly from the account page there? And just in case you're wondering, the host name in the image where DNS didn't resolve is different to the final scam site as a lot of these phishes bounce you around across multiple domains. So what about DNS over HTTPS, or DoH ?

VPN 359

VPN Phishing DNS Encryption 359

Security Affairs

MARCH 2, 2020

In November 2018, researchers from Cisco Talos tracked and detailed a “ DNSEspionage ” campaign against targets in Lebanon and UAE. At the time of the report, the threat actor carried out a cyber espionage campaign by redirecting DNS traffic from domains owned by the Lebanon government to target entities in the country. Introduction.

Government 61

Government Malware Advertising DNS 61

Troy Hunt

JULY 19, 2018

pic.twitter.com/WPez1SXYmD — Troy Hunt (@troyhunt) June 27, 2018. Do get these right per the Microsoft article above, it'll ensure production traffic is hitting production storage accounts and other services you want handled separately between that environment and the staging one.

DNS 130

DNS Passwords Firewall Authentication 130

SecureList

NOVEMBER 26, 2021

In June, more than six months after DarkHalo had gone dark, we observed the DNS hijacking of multiple government zones of a CIS member state that allowed the attacker to redirect traffic from government mail servers to computers under their control – probably achieved by obtaining credentials to the control panel of the victims’ registrar.

Malware 86

Malware Banking Energy and Utilities Accountability 86

SecureList

JANUARY 13, 2022

We reported about the first variant of such software back in 2018, but there were many other samples to be found, which was later reported by the US CISA (Cybersecurity and Infrastructure Security Agency) in 2021. A compromised LinkedIn account of an actual company representative was used to approach a target and engage with them.

Cryptocurrency 127

Cryptocurrency Malware Accountability Banking 127

SecureList

DECEMBER 1, 2023

This included all contacts, sent and received messages with attached files, names of chats/channels, name and phone number of the account owner – the target’s entire correspondence. Upon startup, this backdoor makes a type A DNS request for the <hex-encoded 20-byte string> u.fdmpkg[.]org org domain.

Malware 91

Malware Ransomware Encryption Energy and Utilities 91