Security Affairs

OCTOBER 31, 2022

In the early afternoon of Friday 12 May 2017, the media broke the news of a global computer security attack carried out through a malicious code capable of encrypting data residing in information systems and demanding a ransom in cryptocurrency to restore them, the Wannacry ransomware. Cryptolocker and exploit components.

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Malware Computers and Electronics Encryption Ransomware 103

Security Boulevard

SEPTEMBER 8, 2022

Trusted applications will not be stopped by antivirus or anti-malware technologies. PKI is an asymmetric system, using two keys to encrypt communications; public and private keys. A Public key is used to encrypt data, whether that be on the user’s browser, data, or part of a message to be sent. SSL Certificates as an example.

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Malware Antivirus Encryption Software 52

Security Affairs

APRIL 30, 2021

The weaponized RTF documents generated with the exploit builder are able to trigger the CVE-2017-11882 , CVE-2018-0798 , CVE-2018-0802 vulnerabilities in Microsoft’s Equation Editor. This tool was widely adopted by several China-linked threat actors, including Tick , Tonto Team and TA428. ” continues the report.

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Phishing Malware Antivirus Encryption 132

Krebs on Security

APRIL 22, 2019

The software is broadly classified as malware by most antivirus companies, likely thanks to an advertised feature list that includes dumping the remote computer’s temporary memory; retrieving passwords from dozens of email programs; snarfing the target’s Wi-Fi credentials; and viewing the target’s Webcam.

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eSecurity Planet

DECEMBER 7, 2023

Encryption uses mathematical algorithms to transform and encode data so that only authorized parties can access it. What Encryption Is and How It Relates to Cryptology The science of cryptography studies codes, how to create them, and how to solve them. How Does Encryption Process Data? How Does Encryption Process Data?

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Encryption Passwords IoT Firewall 113

Pentester Academy

FEBRUARY 23, 2023

Introduction In May 2017, a worldwide ransomware attack infamously known as WannaCry was set in motion. This ransomware made use of the EternalBlue , an exploit of Microsoft’s implementation of their SMB protocol, released by The Shadow Brokers hacker group in April 2017, to gain access to remote Windows machines in most cases.

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Ransomware Encryption Cryptocurrency Banking 52

CyberSecurity Insiders

MAY 31, 2023

It has been historically associated with malicious activity performed by threat actors, APT groups (like in this Mandiant report from 2017), or government attacks (in this report by Unit42 in 2017). Due to its relatively large size, certain antivirus may choose not to analyze it, potentially bypassing detection.

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Malware Antivirus Encryption Advertising 117

The Last Watchdog

JUNE 21, 2020

Although most people think of ransomware as a dodgy application that encrypts data and holds it for ransom, the concept is much more heterogeneous than that. File encryption 2013 – 2015. It emerged in September 2013 and paved the way for hundreds of file-encrypting menaces that have splashed onto the scene ever since.

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Ransomware Hacking Encryption Penetration Testing 244

Krebs on Security

SEPTEMBER 30, 2023

The government says Snatch used a customized ransomware variant notable for rebooting Microsoft Windows devices into Safe Mode — enabling the ransomware to circumvent detection by antivirus or endpoint protection — and then encrypting files when few services are running. ru using the email address tretyakov-files@yandex.ru.

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Ransomware Accountability Cybercrime Backups 215

Security Affairs

OCTOBER 17, 2018

At a first sight, the office document had an encrypted content available on OleObj.1 Those objects are real Encrypted Ole Objects where the Encrypted payload sits on “EncryptedPackage” section and information on how to decrypt it are available on “EncryptionInfo” xml descriptor. Stage1: Encrypted Content.

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Malware Computers and Electronics Encryption Penetration Testing 94

Security Affairs

JANUARY 31, 2020

“In July 2018, we succeeded in decrypting encrypted communication with an infected server and an external server that was performing unauthorized communication, and stored it on our internal server for information sharing with other departments used by our defense business division 27,445 files were found to have been accessed illegally.

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Data breaches Advertising Antivirus Encryption 99

SecureList

DECEMBER 1, 2023

For most implants, the threat actor uses similar implementations of DLL hijacking (often associated with ShadowPad malware) and memory injection techniques, along with the use of RC4 encryption to hide the payload and evade detection. libssl.dll or libcurl.dll was statically linked to implants to implement encrypted C2 communications.

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Malware Ransomware Encryption Energy and Utilities 91

SiteLock

OCTOBER 7, 2021

Back in 2017, a ransomware outbreak paralyzed several organizations in Russia and Ukraine, with cases also occurring in Turkey, Germany, Bulgaria and Japan. Designed to encrypt and lock files, Bad Rabbit is a type of ransomware that spreads through “drive-by-attacks” where insecure websites are compromised. Here’s a hint: not much.

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Ransomware Passwords Malware Antivirus 52

Security Affairs

NOVEMBER 19, 2019

To bypass antivirus systems, hackers send out malicious emails in non-working hours with delayed activation. In 2017, password-protected archives accounted for only 0.08% of all malicious objects. The main functionality of the malware is to encrypt data on the computer and make ransom demands. rar archive files.

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Ransomware Antivirus Malware Banking 72

eSecurity Planet

FEBRUARY 16, 2021

All of your files are encrypted with RSA-2048 and AES-128 ciphers.” ” Or you might see a readme.txt stating, “Your files have been replaced by these encrypted containers and aren’t accessible; you will lose your files on [enter date] unless you pay $2500 in Bitcoin.” IMPORTANT INFORMATION !!!

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Ransomware Backups Software Encryption 97

Malwarebytes

MARCH 10, 2022

Observed since: October 2017 Ransomware note: readme.txt Ransomware extension: dihlxbl Kill Chain: Being Distributed via Microsoft Edge and Google Chrome (Korean users) Sample hash: 06ea8f2b8b70b665cbecab797125733f75014052d710515c5ca2d908f3852349. Rollback creates a local cache on the endpoint to store changes to files on the system.

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Ransomware Phishing Accountability Technology 70

Security Affairs

JANUARY 29, 2021

In one case, attackers attempted to exploit, without success, the CVE-2017-16238 vulnerability in a vulnerable driver for the antivirus product called Vir.IT Attackers also employed an encrypted Chrome password-stealer hosted on ZINC domain [link]. . “If you visited the referenced ZINC-owned blog (br0vvnn[.]io),

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Malware Antivirus Hacking Accountability 121

Security Affairs

MAY 23, 2019

Sha256 e2f931207a217983c8608253b137b7874f5b402b15039b3788e5fa2e8fc040da Threat cve-2017-0199 document Brief Description Document Dropper exploiting cve-2017-0199 Ssdeep 96:Hd4+dGCbidUEd9IUfPLIuSdFpMcuGg5mLWStWiWrVMd92c SCedL0m03mbRTiqhrr:C+bcyucyMtWNYk0mqQTnhr5OARQT6. The Broken Doc. Sample information. biz/js/Oj1/smile.doc”.

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Antivirus Malware Advertising Cyber Attacks 88

Security Affairs

AUGUST 23, 2018

The campaign appears as targeted and well-planned, crooks targeted several enterprises and encrypted hundreds of PC, storage and data centers in each infected company. ” The HERMES ransomware was first spotted in October 2017 when it was involved in a targeted attack against the Far Eastern International Bank (FEIB) in Taiwan.

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Ransomware Encryption Backups Advertising 43

IT Security Guru

JULY 19, 2021

Our own research report, the State of Encrypted Attacks Report 2020 , found that there had been a 500 per cent rise in ransomware compared to 2019. It’s clear then that ransomware didn’t reach its zenith with WannaCry back in 2017 but remains a disruptive and profitable threat to business operations.

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Ransomware Digital transformation Antivirus DDOS 96

Security Affairs

FEBRUARY 16, 2021

Latin American Javali trojan weaponizing Avira antivirus legitimate injector to implant malware. Javali trojan is active since November 2017 and targets users of financial and banking organizations geolocated in Brazil and Mexico. Background of Latin American Trojans.

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Antivirus Malware Banking Internet 121

eSecurity Planet

APRIL 19, 2023

Since then Portnox continued to add capabilities, launched the first cloud-native NAC in 2017, and now offers a NAC SaaS solution, Portnox Cloud. For example, encryption keys, administrator passwords, and other critical information are stored in the Azure Key Vault in FIPS 140-2 Level 2-validated hardware security modules (HSMs).

IoT 98

IoT Authentication VPN Backups 98

Spinone

NOVEMBER 11, 2018

With a 250% increase compared to 2016, its global damages are predicted to exceed $5 billion in 2017. With every new type of crypto or locker , the hash sum is changed, so an antivirus that is effective against one malware family will be ineffective a few months later against another type of ransomware.

Ransomware 40

Ransomware Backups Encryption Antivirus 40

SC Magazine

JULY 7, 2021

A 2017 survey found that hackers strike every 39 seconds. With these numbers in mind, it seems like major organizations are content playing Russian roulette with their networks, customer data, and futures. There’s a lot of talk, little or no action, and quite frankly, enterprises are running out of excuses.

Technology 84

Technology CISO Malware Cybercrime 84

SecureList

MARCH 1, 2021

Mobile malicious installation packages for Android in 2017 through 2020 ( download ). Individuals who generate that many installation packages are obviously not worried about antivirus software. The verdict is applied where the antivirus databases still lack the signatures or heuristics for detection. Where did these come from?

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Mobile Malware Adware Banking 133

Security Affairs

APRIL 9, 2019

The installed payload actually is a Base64 encoded PE32 file, file-lessly stored within the registry hive to avoid antivirus detection. com”, is well known: this email appears in another AdWind/JRat malicious campaign dated back in 2017, suggesting this malicious actor is active for a long time. The Payload. Static payload data.

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Malware Advertising DNS Antivirus 73

SecureList

FEBRUARY 15, 2021

The email antivirus was triggered most frequently by email messages containing members of the Trojan.Win32.Agentb Attacks blocked by the email antivirus in 2020 ( download ). Equation Editor vulnerability exploits, Exploit.MSOffice.CVE-2017-11882 , dropped to third place with 6.55 Most spam (21.27%) originated in Russia.

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Phishing Malware Scams Accountability 136

Spinone

NOVEMBER 15, 2016

Information Technology research and advisory company, Gartner, presented its top predictions for the cybersecurity industry for 2017 earlier this year. Adoption of Adaptive Security Architecture It’s no longer sufficient to install a firewall and the latest antivirus software and hope for the best.

Cybersecurity 40

Cybersecurity Software Internet Internet 40

eSecurity Planet

APRIL 6, 2023

Ransomware is a type of malicious program, or malware, that encrypts files, documents and images on a computer or server so that users cannot access the data. These keys are available to the attacker, and the encryption can only be decrypted using a private key. How Does Ransomware Work?

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Ransomware Backups Encryption Cybersecurity 98

eSecurity Planet

FEBRUARY 11, 2022

Malwarebytes and Bitdefender are two of the most recognized names in the cybersecurity market for the latest antivirus software, endpoint detection and response (EDR), and endpoint protection platforms ( EPP ). Clients can also add on tools for integrated patch management and full disk encryption. Endpoint Detection and Response.

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Antivirus Mobile Threat Detection Malware 128

SecureWorld News

JULY 13, 2023

Notably, the Equifax breach in 2017 was attributed to exploiting an unpatched vulnerability, highlighting the importance of timely updates and patches. Data Level: Encrypting sensitive data at rest and in transit is crucial to securing information.

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Cybersecurity Data breaches Social Engineering Encryption 83

Security Boulevard

JUNE 15, 2023

Enter Mystic Stealer, a fresh stealer lurking in the cyber sphere, noted for its data theft capabilities, obfuscation, and an encrypted binary protocol to enable it to stay under the radar and evade defenses. Example Mystic Stealer constant obfuscation technique Encrypted binary custom protocol. All data is encrypted with RC4.

Cryptocurrency 52

Cryptocurrency Password Management Malware DNS 52

eSecurity Planet

FEBRUARY 16, 2021

Install an antivirus solution that includes anti-adware capabilities. In 2017, more than 300,000 WordPress websites were affected by a malicious plugin that allowed an attacker to place embedded hidden links on victim websites. If your antivirus software fails to notice a new strain, you can reinstall the browser.

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Malware Adware Spyware Antivirus 105

Malwarebytes

JANUARY 13, 2023

When it comes to getting a good look at your browsing your ISP has a window seat, and in the USA ISPs have been allowed to sell your browsing data since 2017. Other VPNs can slow down your Internet to a significant degree, using older encryption methods or having fewer options for servers located nearer to you. 7-day free trial.

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VPN Phishing Internet Internet 74

SecureList

MAY 31, 2021

If the victim organization is slow to pay up, even though its files are encrypted and some of its confidential data has been stolen, the attackers additionally threaten to carry out a DDoS attack. New additions to the ransomware arsenal. Last year, the SunCrypt and RagnarLocker ransomware groups adopted new scare tactics.

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Mobile Adware Ransomware Malware 87

CyberSecurity Insiders

NOVEMBER 7, 2022

Apps related to mobile security are senseless- There is a notion among smart phone users that their device doesn’t need an antivirus software as they are downloading content only from Google Playstore. In reality, iPhones can get infected by malicious software and are also vulnerable to cyber-attacks.

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VPN Mobile Password Management Malware 115

Spinone

JANUARY 22, 2020

WannaCry ransomware This ransomware first appeared in May 2017 and has left the major mark in the history of cyberattacks. How WannaCry works This ransomware tries to access a hard-coded URL, and, in case it can’t, it starts to encrypt files in different formats. WannaCry decryptor 2. Locky decryptor 4.

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Ransomware Encryption Backups Phishing 64