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 260

DNS Penetration Testing Malware Hacking 260

CyberSecurity Insiders

MARCH 21, 2021

Back in 2018, almost two-thirds of the small businesses suffered from cyber security attacks. . All businesses online and brick-and-mortar must have a cyber security plan in place because it is crucial for keeping your user data including passwords, and credit card numbers, secure and protected. . Protecting your data is very simple.

Small Business 145

Small Business Cyber Attacks VPN Backups 145

Krebs on Security

AUGUST 25, 2018

The sextortion email scam last month that invoked a real password used by each recipient and threatened to release embarrassing Webcam videos almost certainly was not the work of one criminal or even one group of criminals. In early June 2018, uscourtsgov-dot-com was associated with a Sigma ransomware scam delivered via spam.

Scams 126

Scams Internet Internet Passwords 126

Krebs on Security

SEPTEMBER 6, 2021

The Manipulaters’ core brand in the underground is a shared cybercriminal identity named “ Saim Raza ,” who for the past decade across dozens of cybercrime sites and forums has peddled a popular spamming and phishing service variously called “ Fudtools ,” “ Fudpage ,” “ Fudsender ,” etc.

Software 241

Software Phishing Cybercrime Accountability 241

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. Here's the value proposition of a VPN in the modern era: 1.

VPN 359

VPN Phishing DNS Encryption 359

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 91

DNS Advertising Firmware Banking 91

Krebs on Security

JULY 18, 2023

com , a service that sold access to billions of passwords and other data exposed in countless data breaches. 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. The marketing firm Apollo.io

Hacking 194

Hacking Accountability Data breaches Marketing 194

Adam Levin

JULY 8, 2020

Hackers were also quick to pounce on the disruption caused by the 2018 shutdown of the U.S. A recent domain hijack of Japanese cryptocurrency exchange Coincheck.com was used to spoof the company in a spear-phishing campaign. Many of these faux-Zoom sites were used to distribute malware under the guise of links to online meetings.

Hacking 130

Hacking Retail Cyber Insurance Authentication 130

SecureList

NOVEMBER 26, 2021

The attackers obtain initial access to a system by sending a spear-phishing email to the victim containing a Dropbox download link. After 2018, we observed falling detection rates for FinSpy for Windows. Melcoz had been active in Brazil since at least 2018, before expanding overseas. Gamers beware.

Malware 85

Malware Banking Energy and Utilities Accountability 85

Security Affairs

DECEMBER 20, 2018

Security firms such as Proofpoint and Eset analyzed other samples of the same threat targeting the Australian landscape back in May 2018 and, more recently, in Italy. The Cybaze -Yoroi ZLab dissected one of these recent Danabot variants spread across the Italian cyberspace leveraging “ Fattura ” themed phishing emails (e.g.

Banking 73

Banking Malware Internet Internet 73

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. However, when we started hunting for more samples, we found phishing documents that ultimately dropped EarlyRat.

Malware 72

Malware Spyware Cryptocurrency Government 72

SecureList

DECEMBER 1, 2023

Upon startup, this backdoor makes a type A DNS request for the <hex-encoded 20-byte string> u.fdmpkg[.]org After parsing the response to the DNS request, the backdoor launches a reverse shell, using the secondary C2 server for communications. org domain. Otherwise, the reverse shell is created by the crond backdoor itself.

Malware 90

Malware Ransomware Encryption Energy and Utilities 90

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. domainhost.dynamic-dns[.]net. The group is currently active (recent activity was spotted in November 2021). abiesvc.jp[.]net.

Cryptocurrency 125

Cryptocurrency Malware Accountability Banking 125

eSecurity Planet

DECEMBER 3, 2021

Normally account take overs are due to insecure passwords or recovery options, this is definitely something different. — Jack Daniel (@jack_daniel) October 10, 2018. jaysonstreet) March 3, 2018. — Kevin Mitnick (@kevinmitnick) January 20, 2018. — Dave Kennedy (@HackingDave) July 15, 2020.

Accountability 139

Accountability Cybersecurity Penetration Testing InfoSec 139

SecureList

APRIL 27, 2022

We had initially analyzed this Delphi malware in April 2018. We found overlaps in the infrastructure used by a tunneling tool used by the actor and several possible phishing websites set up within the above time frame. The attack targets victims with spear-phishing emails containing malicious OOXML files.

Malware 129

Malware Firmware Government Phishing 129

Security Affairs

DECEMBER 7, 2023

The nation-state actor is carrying out spear-phishing attacks for cyberespionage purposes. In the past, the group’s activity involved persistent phishing and credential theft campaigns leading to intrusions and data theft. Once notified, the DNS provider took action to mitigate actor-controlled domains abusing their service.

DNS 92

DNS Government Accountability Phishing 92

Lenny Zeltser

MAY 3, 2019

Campaign attackers have been highly effective at fooling victims into revealing their logon credentials to copycat websites (phishing). Use a password vault, avoiding password reuse. Change default passwords for devices and apps. Lock down domain registrar and DNS settings. Attackers stole sensitive documents.

Cybersecurity 111

Cybersecurity Social Engineering Authentication Software 111

Herjavec Group

AUGUST 26, 2021

1962 — Allan Scherr — MIT sets up the first computer passwords, for student privacy and time limits. Student Allan Scherr makes a punch card to trick the computer into printing off all passwords and uses them to log in as other people after his time runs out. She connects him to any phone number he requests for free.

Cybercrime 135

Cybercrime Computers and Electronics Banking Hacking 135

SecureList

SEPTEMBER 26, 2022

The infection vector of NullMixer is based on a ‘User Execution’ (MITRE Technique: T1204) malicious link that requires the end user to click on and download a password-protected ZIP/RAR archive with a malicious file that is extracted and executed manually. The user extracts the archived file with the password. SmokeLoader.

Malware 107

Malware Cryptocurrency Passwords Software 107