Heimadal Security

FEBRUARY 13, 2023

The attacks, which demand cryptocurrency ransoms in exchange for recovering access to encrypted files, are mainly designed to support North Korea’s objectives. In their […] The post North Korean Hackers Target the Healthcare Sector with Ransomware appeared first on Heimdal Security Blog.

Healthcare 94

Healthcare Ransomware Cryptocurrency Encryption 94

Security Affairs

MARCH 11, 2019

Experts observed the STOP ransomware installing the Azorult password-stealing Trojan to steal account credentials, cryptocurrency wallets, and more. Experts observed the ransomware also installing the dreaded Azorult password-stealing Trojan on victim’s machine to steal account credentials, cryptocurrency wallets, documents and more.

Encryption 84

Encryption Ransomware Cryptocurrency Passwords 84

Thales Cloud Protection & Licensing

JUNE 5, 2018

A few years ago, the term cryptocurrency was only used among the tech elite and the only type available for purchase was Bitcoin. Fast forward to 2018 when the average consumer is able to invest and has a pick of over 1,800 different kinds of cryptocurrencies to choose from. dollars via crypto hacks and scams.

Cryptocurrency 61

Cryptocurrency Hacking Scams Technology 61

Krebs on Security

JANUARY 30, 2024

authorities arrested a 19-year-old Florida man charged with wire fraud, aggravated identity theft, and conspiring with others to use SIM-swapping to steal cryptocurrency. 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.

Social Engineering 325

Social Engineering Mobile Cybercrime Passwords 325

CyberSecurity Insiders

JANUARY 10, 2022

Ragnar Locker Ransomware, notorious hacking group that spreads file encrypting malware to large-scale organizations, has hit a security firm this time and stole data to prove it’s worth. The post Ragnar Locker Ransomware strikes a cybersecurity firm appeared first on Cybersecurity Insiders.

Ransomware 135

Ransomware Cybersecurity IoT Cryptocurrency 135

Security Affairs

MAY 19, 2023

ReversingLabs discovered two malicious packages, respectively named nodejs-encrypt-agent and nodejs-cookie-proxy-agent, in the npm package repository containing an open-source info-stealer called TurkoRat. The nodejs-encrypt-agent was discovered due to name and version discrepancies noticed by the researchers while scanning the repository.

Encryption 79

Encryption Social Engineering Malware Cryptocurrency 79

Security Boulevard

NOVEMBER 21, 2022

Private key encryption is also referred to as symmetric encryption, where the same private key is used for both encryption and decryption. In public key cryptography, the private key is used for encryption and digital signatures. Cryptocurrencies. What Is a Private Key? brooke.crothers. Mon, 11/21/2022 - 18:30.

Encryption 52

Encryption Cryptocurrency Authentication Software 52

Javvad Malik

NOVEMBER 23, 2021

TL;DR the argument is whether or not crypto should mean cryptography or cryptocurrency. You have governments trying to ban end to end encryption (refer to Alec Muffet for more nuanced discussions on E2E encryption ), no-one ever seems to have got PGP working, and what does cryptography has to do with privacy or secure banking?

InfoSec 100

InfoSec Encryption Cryptocurrency Banking 100

Security Affairs

MAY 2, 2022

The Russian police arrested 14 alleged members of the ransomware gang and raided 25 addresses seizing computer equipment and cryptocurrency wallets. The expert noticed that the sample does not encrypt files, it only adds a random extension to the victim’s files. The raids took place in Moscow, St. To nominate, please visit:?

Ransomware 86

Ransomware Encryption Cryptocurrency Malware 86

Security Affairs

MAY 7, 2023

Despite the FBI and law enforcement bodies always recommend not paying ransom in these attacks, in this case, the department opted to pay likely because they had no other way to recover the encrypted systems or to avoid the disclosure of sensitive data. “If ransom appeared first on Security Affairs.

Ransomware 96

Ransomware Insurance Cryptocurrency Encryption 96

Krebs on Security

JUNE 2, 2020

. “ Sodin ” and “ Sodinokibi “) used their Dark Web “Happy Blog” to announce its first ever stolen data auction, allegedly selling files taken from a Canadian agricultural production company that REvil says has so far declined its extortion demands. and Europe in early March.”

Ransomware 304

Ransomware Backups Encryption Internet 304

Hackology

DECEMBER 11, 2023

With Utopia, you can send encrypted messages, transfer files, create group chats and channels, and even have a private discussion with the help of an AI assistant called ChatGPT. Firstly, you can send encrypted messages, ensuring that your conversations remain confidential and secure. Which was a much awaited feature by the community.

Mobile 64

Mobile Encryption Architecture Cryptocurrency 64

Security Affairs

APRIL 9, 2023

Nominate here: [link] Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs – hacking, newsletter newsletter) The post Security Affairs newsletter Round 414 by Pierluigi Paganini – International edition appeared first on Security Affairs.

Computers and Electronics 81

Computers and Electronics Backups Cybercrime Marketing 81

Security Boulevard

FEBRUARY 7, 2024

This is my completely informal, uncertified, unreviewed and otherwise completely unofficial blog inspired by my reading of our seventh Threat Horizons Report ( full version ) that we just released ( the official blog for #1 report , my unofficial blogs for #2 , #3 , #4 , #5 , #6 , #7 and #8 ).

Cybersecurity 67

Cybersecurity Ransomware Passwords Cryptocurrency 67

Malwarebytes

OCTOBER 27, 2023

In a security blog about Octo Tempest Microsoft states: “Octo Tempest monetized their intrusions in 2022 by selling SIM swaps to other criminals and performing account takeovers of high-net-worth individuals to steal their cryptocurrency.” Stop malicious encryption.

Social Engineering 92

Social Engineering Engineering Ransomware Backups 92

Security Affairs

MAY 21, 2023

This week, ReversingLabs researchers warned of the presence of two malicious packages, respectively named nodejs-encrypt-agent and nodejs-cookie-proxy-agent, in the npm package repository containing an open-source info-stealer called TurkoRat.

Social Engineering 88

Social Engineering Malware Cryptocurrency Engineering 88

Krebs on Security

SEPTEMBER 5, 2023

In November 2022, the password manager service LastPass disclosed a breach in which hackers stole password vaults containing both encrypted and plaintext data for more than 25 million users. Taylor Monahan is founder and CEO of MetaMask , a popular software cryptocurrency wallet used to interact with the Ethereum blockchain.

Cryptocurrency 350

Cryptocurrency Passwords Encryption Accountability 350

SecureList

APRIL 12, 2023

In this blog, we’ll focus on an active cluster that we dubbed DeathNote because the malware responsible for downloading additional payloads is named Dn.dll or Dn64.dll. Beginning of tracking DeathNote The notorious threat actor Lazarus has persistently targeted cryptocurrency-related businesses for a long time.

Malware 137

Malware Cryptocurrency Software Encryption 137

SecureList

DECEMBER 13, 2023

In many ways, Akira is no different from other ransomware families: shadow copies are deleted (using a combination of PowerShell and WMI); logical drives are encrypted, and certain file types and directories are skipped; there is a leak/communication site on TOR; and so on. What sets it apart is certain similarities with Conti.

Ransomware 105

Ransomware Passwords Malware Encryption 105

Krebs on Security

APRIL 20, 2023

“Eventually, the threat actor was able to compromise both the Windows and macOS build environments,” 3CX said in an April 20 update on their blog. Mandiant found the compromised 3CX software would download malware that sought out new instructions by consulting encrypted icon files hosted on GitHub.

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Malware Software Technology Accountability 287

Security Affairs

MAY 7, 2023

The attack consists of a clean application, which acts as a malicious loader, and an encrypted payload. The malware is also able to steal cryptocurrency from the MetaMask crypto (Ethereum) wallet extension for Google Chrome. The experts observed various modifications of components over time. ” concludes the post.

Malware 86

Malware Cryptocurrency Encryption Phishing 86

Security Affairs

MAY 14, 2021

The New York Rime reported that Colonial Pipeline paid the hackers almost $5 million worth of cryptocurrency to receive a decryption key that allowed it to restore the encrypted files. Please vote Security Affairs as Best Personal Blog [link]. Because the tool was too slow, the company used its backups to restore the systems.

Backups 86

Backups Ransomware Media Encryption 86

Thales Cloud Protection & Licensing

FEBRUARY 27, 2023

This includes the evolution from physical currency and checks to digital payment methods such as credit and debit cards, as well as the emergence of newer technologies like mobile payments and cryptocurrencies. Overall, CBDCs as a new type of digital currency are not volatile like cryptocurrencies.

Banking 71

Banking Cryptocurrency Financial Services Accountability 71

Webroot

OCTOBER 14, 2022

Since the mainstreaming of ransomware payloads and the adoption of cryptocurrencies that facilitate untraceable payments, malicious actors have been innovating new methods and tactics to evade the latest defenses. The post Discover 2022’s Nastiest Malware appeared first on Webroot Blog. The 6 Nastiest Malware of 2022.

Malware 61

Malware Antivirus DDOS Cyber Insurance 61

SecureList

SEPTEMBER 28, 2023

This blog post contains excerpts from those reports. ASMCrypt As mentioned in our previous blog post , we monitor many underground forums. After selecting all the desired options and pressing the build button, the application creates an encrypted blob hidden inside a.png file.

Banking 107

Banking Malware Cybercrime Encryption 107

Security Affairs

DECEMBER 21, 2021

Uptycs has already shared details about remediation and detection steps for its customers in the previous blog. In this blog post, we will talk about various malware categories that attackers are taking advantage of the Log4j vulnerability. Xmrig is an open sourced Monero CPU Miner used to mine Monero cryptocurrency. Coinminers.

DDOS 89

DDOS Malware Ransomware Cryptocurrency 89

Pentester Academy

FEBRUARY 23, 2023

It targeted Microsoft Windows operating system by encrypting the data on the victim’s machine and seeking ransom in exchange for a promise to decrypt all the encrypted files and potentially undo the damage, but that’s far from the truth, as we discuss further! We need to unzip the archive to access the executable.

Ransomware 52

Ransomware Encryption Cryptocurrency Banking 52

Security Affairs

MAY 10, 2022

“Frappo” grants cybercriminals the ability to work with stolen data anonymously and in an encrypted format. Frappo” was initially designed to be an anonymous cryptocurrency wallet based on a fork of Metamask and is completely anonymous, it doesn’t require a threat actor to register an account. To nominate, please visit:?

Phishing 72

Phishing Banking Retail Financial Services 72

Security Boulevard

APRIL 28, 2022

location, cryptocurrency or financial activity, on a corporate network, specific software installed, etc.) Most of the malware’s important strings are stored as encrypted stack strings where each string is decoded with its own XOR key as shown in Figure 2. Figure 2: Example of a PrivateLoader encrypted stack string.

Encryption 52

Encryption Malware Banking Cryptocurrency 52

Digital Shadows

JULY 5, 2021

Researchers initially attributed this attack to ransomware gang “REvil” (aka Sodinokibi), whose members claimed responsibility in a press release on their dark-web data-leak site, Happy Blog. Consequently, it makes sense for them to encrypt the compromised networks and demand a ransom to restore them.

Ransomware 52

Ransomware Encryption Cryptocurrency System Administration 52

SecureList

DECEMBER 27, 2022

We have published technical details of how this notorious group steals cryptocurrency before. The virtual disk file contains a decoy PDF file, Windows executable file, and an encrypted Dump.bin file. The spawned downloader contains an encrypted configuration at the end of the file. slideLayouts/slideLayout1.xml"/></Relationships>

Malware 138

Malware Banking Passwords Antivirus 138

Thales Cloud Protection & Licensing

SEPTEMBER 5, 2019

In contrast, issues such as protecting sensitive data generated by IoT devices with technologies such as encryption, tokenization and validating the integrity of data collected by IoT devices are much less of a concern in Europe than elsewhere. The picture looks rather different, when we look at evolving threats in the context of big data.

Technology 91

Technology Digital transformation IoT Big data 91

Security Affairs

JANUARY 16, 2022

Virtually all ransomware encrypts the contents of files on the filesystem. Explicit payment amounts and cryptocurrency wallet addresses are rarely specified in modern criminal ransom notes, but were specified by DEV-0586. MSTIC will update this blog as we have additional information to share.” Pierluigi Paganini.

Malware 102

Malware Government Ransomware Encryption 102

The Last Watchdog

SEPTEMBER 28, 2022

According to a new study, phishing attacks rose 61 percent in 2022, with cryptocurrency fraud increasing 257 percent year-over-year. Encrypt all sensitive information and documentation. Other Iranian-based cyberattacks have included hackers targeting Albanian government systems and spear phishing scams.

Phishing 124

Phishing Scams Cybercrime Passwords 124

The Last Watchdog

SEPTEMBER 7, 2022

This gives the perpetrator the access needed to launch the ransomware and lock the company out of its own infrastructure or encrypt files until the ransom is paid in cryptocurrency. Victims have two equally unattractive choices to resolve the situation. They can refuse to pay the ransom and have criminals release sensitive data.

Ransomware 124

Ransomware Education Financial Services Phishing 124

Malwarebytes

MARCH 10, 2021

And since the data centre site is off limits for now, it will take a while before the offline centres can be restarted.

Backups 125

Backups Cryptocurrency Cyber threats Encryption 125

eSecurity Planet

OCTOBER 14, 2022

In a BNB Chain blog post in early October, the authors announced that about two million BNB crypto tokens were stolen. The platform is a part of Binance, the world’s largest cryptocurrency. billion in stolen cryptocurrency in DeFi (decentralized finance) projects this year. It was over a whopping $560 million.

Cybersecurity 120

Cybersecurity Threat Detection Cryptocurrency eCommerce 120