Krebs on Security

FEBRUARY 19, 2020

The disclosure comes almost a year after Citrix acknowledged that digital intruders had broken in by probing its employee accounts for weak passwords. It is perhaps best known for selling virtual private networking (VPN) software that lets users remotely access networks and computers over an encrypted connection. 13, 2018 and Mar.

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Krebs on Security

JUNE 15, 2024

.” In a SIM-swapping attack, crooks transfer the target’s phone number to a device they control and intercept any text messages or phone calls sent to the victim — including one-time passcodes for authentication, or password reset links sent via SMS. A Scattered Spider phishing lure sent to Twilio employees.

Hacking 344

Hacking Cybercrime Phishing Passwords 344

Webroot

MAY 3, 2022

Passwords have become a common way to access and manage our digital lives. Having a password allows you to securely access your information, pay bills or connect with friends and family on various platforms. However, having a password alone is not enough. Your passwords also need to be managed and protected.

Passwords 131

Passwords Identity Theft Password Management Antivirus 131

Security Affairs

MARCH 22, 2021

The Kaspersky ICS CERT published a report that provided details about the threat landscape for computers in the ICS engineering and integration sector in 2020. Kaspersky ICS CERT published a report that provided details about the threat landscape for ICS engineering and integration sector in 2020. In H2 2020, 39.3%

Engineering 142

Engineering VPN Accountability Software 142

Security Affairs

AUGUST 4, 2020

NetWalker ransomware operators continue to be very active, according to McAfee the cybercrime gang has earned more than $25 million since March 2020. McAfee researchers believe that the NetWalker ransomware operators continue to be very active, the gang is believed to have earned more than $25 million since March 2020. reads the alert.

Ransomware 135

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Veracode Security

APRIL 7, 2021

The first few entries talked about architectural details , Cryptographically Secure Random Number Generators , encryption/decryption , and message digests. Password being such a central piece of any authentication-based system, every developer would be involved with it at some point in his or her career. Later we looked at What???s

Passwords 124

Passwords Architecture Encryption Government 124

SecureList

FEBRUARY 26, 2021

The state of stalkerware in 2020 (PDF). Kaspersky’s data shows that the scale of the stalkerware issue has not improved much in 2020 compared to the last year: The number of people affected is still high. In total, 53,870 of our mobile users were affected globally by stalkerware in 2020. between 2015 and 2020.

Mobile 132

Mobile Surveillance Software Technology 132

Security Affairs

MARCH 28, 2025

The Trojan has been active since 2016, it initially targeted Brazil but expanded to Mexico, Portugal, and Spain since 2020. Attackers also employ encrypted or password-protected files to evade security detection. The.zip often contains a password-protected, obfuscated VBS script. contaboserver[.]net.

Banking 90

Banking Phishing Malware Passwords 90

Security Boulevard

JANUARY 21, 2022

In October 2020, Formbook was rebranded as Xloader and some significant improvements were introduced, especially related to the command and control (C2) network encryption. Steal stored passwords. In this blog post, we perform a detailed analysis of Xloader’s C2 network encryption and communication protocol.

Encryption 126

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eSecurity Planet

OCTOBER 4, 2021

percent of all malware detected on networks of WatchGuard Technologies customers in the second quarter came over encrypted connections, raising the security risk for the 80 percent of such organizations that lack processes for decrypting and scanning HTTPS traffic for threats. Malware in Encrypted Traffic. A surprising 91.5

Encryption 145

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Krebs on Security

JANUARY 30, 2024

Those who submitted credentials were then prompted to provide the one-time password needed for multi-factor authentication. Among those was the encrypted messaging app Signal , which said the breach could have let attackers re-register the phone number on another device for about 1,900 users. According to an Aug.

Social Engineering 359

Social Engineering Mobile Cybercrime Passwords 359

Malwarebytes

AUGUST 10, 2021

The company does not believe the botnet is exploiting vulnerabilities in its software, it’s simply going after weak or default passwords using brute force guessing. In this case, if a password is guessed successfully, the device is infected with malware that will carry out additional attacks on other devices. StealthWorker.

Passwords 125

Passwords DDOS Malware Ransomware 125

SecureWorld News

JUNE 9, 2025

Global data reveals that cyberattacks rose by 131% between 2022 and 2023 across the aviation industry, with a 74 percent increase since 2020, underscoring the profundity of this threat. There has been an alarming surge in cyberattacks against airlines, airports, and air traffic management systems.

Cybersecurity 118

Cybersecurity Social Engineering Computers and Electronics Risk 118

Krebs on Security

JANUARY 24, 2020

13, 2020, which was the date the fraudsters got around to changing the domain name system (DNS) settings for e-hawk.net. As a result, having DNSSEC enabled for its domains bought E-HAWK an additional 48 hours or so with which to regain control over its domain before any encrypted traffic to and from e-hawk.net could have been intercepted.

DNS 334

DNS Social Engineering Engineering Accountability 334

Krebs on Security

OCTOBER 2, 2023

j/5551112222 Zoom has an option to include an encrypted passcode within a meeting invite link, which simplifies the process for attendees by eliminating the need to manually enter the passcode. And to illustrate the persistence of some of these Zoom links, Archive.org says several of the links were first created as far back as 2020 and 2021.

Encryption 323

Encryption Engineering Social Engineering Healthcare 323

Security Affairs

FEBRUARY 20, 2025

” Threat actors could exploit the flaw to extract information on gateways, including password hashes for all local accounts. The NailaoLocker ransomware does not scan network shares, cannot stop services or processes that could prevent the encryption of certain important files, and does not control if it is being debugged.

Healthcare 87

Healthcare Ransomware VPN Malware 87

Krebs on Security

JUNE 13, 2020

For the past year, a site called Privnotes.com has been impersonating Privnote.com , a legitimate, free service that offers private, encrypted messages which self-destruct automatically after they are read. “So if there are password dumps in the message, they would be able to read that, too,” Nixon said.

Phishing 278

Phishing Encryption Internet Internet 278

Security Affairs

NOVEMBER 13, 2020

Four encryption and authentication issues in Modicon M221 PLCs were reported by Trustwave, three of which have been independently found by the security firm Claroty. This data is encrypted using a 4-byte XOR key, which is a weak encryption method.” This action will prevent unintended remote programming access.

Encryption 133

Encryption Passwords Authentication Software 133

Adam Levin

MAY 26, 2020

Over 25 million user logins and passwords from a popular math app are being offered for sale on the dark web following a data breach. ShinyGroup, a hacking group notorious for selling compromised data, announced that they had breached Mathway in January 2020.

Data breaches 150

Data breaches Passwords Accountability Encryption 150

Approachable Cyber Threats

SEPTEMBER 30, 2021

Let’s first look at how companies store passwords. When you set a password on a website, the company puts it through an encryption algorithm. For example, if your password was “hello” it might be stored as 2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824 and if your password was “Helloworld!”

Passwords 98

Passwords Password Management Hacking Accountability 98

Krebs on Security

OCTOBER 28, 2020

In March 2020, KrebsOnSecurity alerted Swedish security giant Gunnebo Group that hackers had broken into its network and sold the access to a criminal group which specializes in deploying ransomware. ” It remains unclear whether the stolen RDP credentials were a factor in this incident.

Hacking 358

Hacking Ransomware Banking Accountability 358

Security Affairs

MARCH 16, 2020

Last week, Open Exchange Rates disclosed a data breach that exposed the personal information and hashed passwords for customers of its API service. Last week, the currency data provider Open Exchange Rates has disclosed a data breach that exposed the personal information and salted and hashed passwords for customers of its API service.

Data breaches 138

Data breaches Passwords Advertising Accountability 138

SecureList

OCTOBER 7, 2021

According to our data, its main vector of distribution is cracking RDP passwords. Encrypted files and a note from the attackers. For encryption, the program uses the AES symmetric algorithm with a 128-bit key in ECB mode (simple substitution mode) from the CryptoPP cryptographic library. Introduction. Phobos ransom note.

Ransomware 144

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Security Affairs

APRIL 29, 2023

xyz pic.twitter.com/VLhISark8Y — Goldwave (@OGoldwave) March 13, 2023 The variant employed in the campaign supports a more sophisticated encryption method of byte remapping and a monthly rotation of the C2 server. #ViperSoftX is back, doesn't look like much has changed. c2 arrowlchat[.]com ” concludes the report.

Encryption 98

Encryption Malware Cryptocurrency Software 98

Security Affairs

DECEMBER 20, 2024

charged the Chinese national Guan Tianfeng (aka gbigmao and gxiaomao) for hacking thousands of Sophos firewall devices worldwide in 2020. The man and co-conspirators exploited a zero-day vulnerability, tracked as CVE-2020-12271 , in Sophos firewalls to deploy malware. Early this month, the U.S.

Firewall 64

Firewall Authentication Passwords Accountability 64

Krebs on Security

AUGUST 19, 2021

billion in 2020. ransomware-as-a-service gang actually includes a solicitation for insiders in the desktop wallpaper left behind on systems encrypted with the malware. “You can provide us accounting data for the access to any company, for example, login and password to RDP, VPN, corporate email, etc. Image: FBI.

Ransomware 363

Ransomware Social Engineering Cybercrime Scams 363

The Last Watchdog

JUNE 21, 2020

The epidemic went truly mainstream with the release of CryptoLocker back in 2013, and it has since transformed into a major dark web economy spawning the likes of Sodinokibi, Ryuk, and Maze lineages that are targeting the enterprise on a huge scale in 2020. File encryption 2013 – 2015. None of these early threats went pro.

Ransomware 243

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Security Affairs

AUGUST 12, 2021

Microsoft warns of a long-running spear-phishing campaign that has targeted Office 365 customers in multiple attacks since July 2020. Microsoft revealed that a year-long spear-phishing campaign has targeted Office 365 customers in multiple attacks starting with July 2020.

Phishing 130

Phishing Passwords Encryption Cybercrime 130

Krebs on Security

MARCH 1, 2022

Shouting “Glory for Ukraine,” the Contileaks account has since published additional Conti employee conversations from June 22, 2020 to Nov. 22, 2020, the U.S. Plus, he somehow encrypted the config, i.e. he had an encoder and a private key, plus uploaded it all to the admin panel. On Sunday, Feb. 428 hospitals.”

Ransomware 303

Ransomware Healthcare Cybercrime Government 303

Security Affairs

NOVEMBER 23, 2020

FBI is warning private industry partners of a surge in Ragnar Locker ransomware activity following a confirmed attack from April 2020. Federal Bureau of Investigation (FBI) issued a flash alert (MU-000140-MW) to warn private industry partners of an increase of the Ragnar Locker ransomware activity following a confirmed attack from April 2020.

Ransomware 145

Ransomware Encryption Backups VPN 145

Security Affairs

NOVEMBER 12, 2020

According to Bleeping Computer , which analyzed the sample records, the database was stolen around October 12th, 2020 based on the timestamps in the dump. WildWorks is recommending owners of Animal Jam accounts to immediately change their password. records include the birth year the player entered at account creation 23.9M

Data breaches 142

Data breaches Accountability Passwords Encryption 142

Security Affairs

AUGUST 2, 2020

“As of June 2020, the FBI has received notifications of Netwalker ransomware attacks on U.S. “Netwalker became widely recognized in March 2020, after intrusions on an Australian transportation and logistics company and a U.S. Use two-factor authentication with strong passwords. ” reads the alert.

Ransomware 145

Ransomware VPN Government Advertising 145

Security Affairs

MARCH 3, 2021

The vulnerability is related to the possibility to launch a bruteforce attack to guess the seven-digit security code that is sent via email or SMS as a method of verification in password reset procedure. “Once we receive the 7 digit security code, we will have to enter it to reset the password. .” ” the expert wrote.

Accountability 137

Accountability Passwords Encryption Mobile 137

SecureList

NOVEMBER 6, 2024

Its parameters are also encrypted — they are decrypted once dropped by the first stage. The target DLL is loaded via a malicious shellcode and encrypted with AES-128 in the same way as described earlier in the initial stage. The decryption of later versions is also implemented with AES-NI instructions. sys driver running inside.

Software 124

Software Cryptocurrency Malware DNS 124

Digital Shadows

MARCH 17, 2025

VPN Infrastructures Allure for Threat Actors PNs have become a fundamental part of network security for organizations worldwide, enabling secure remote access to systems, encrypting sensitive data during transmission, and protecting internal networks from unauthorized access. Rated CVSS 9.8,

VPN 133

VPN Authentication Ransomware Risk 133

Krebs on Security

APRIL 20, 2023

Mandiant found the compromised 3CX software would download malware that sought out new instructions by consulting encrypted icon files hosted on GitHub. If there’s a silver lining here, the X_Trader software had been decommissioned in April 2020 — two years before the hackers allegedly embedded malware in it.

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Malware Software Technology Accountability 331

Security Affairs

JULY 1, 2021

The traffic was TLS-encrypted, so the researchers focused on the router and investigate the presence of security weaknesses that can be exploited by threat actors. They also used the first authentication-bypass vulnerability to recover the user name and password used by the router using other existing weaknesses.

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