CyberSecurity Insiders

JUNE 27, 2023

Understanding Smartphone Ransomware: Smartphone ransomware is a form of malware that encrypts the data on a device and holds it hostage until a ransom is paid to the attacker. Here are a few potential risks: 1. Data Loss: Ransomware can encrypt your valuable data, making it inaccessible until you pay the ransom.

Ransomware 107

Ransomware Antivirus Backups Encryption 107

Security Affairs

APRIL 30, 2021

The spear-phishing messages used a malicious Rich Text File (RTF) document that included descriptions of an autonomous underwater vehicle. The RTF documents were uncovered by Cybereason Nocturnus Team while investigating recent developments in the RoyalRoad weaponizer, also known as the 8.t t Dropper/RTF exploit builder.

Phishing 132

Phishing Malware Antivirus Encryption 132

SecureList

DECEMBER 27, 2022

The group usually takes advantage of Word documents and uses shortcut files for the initial intrusion. Based on our telemetry, we observed that one victim in the UAE was attacked using a malicious Word document. The victim received a document file named “Shamjit Client Details Form.doc” on September 2, 2022.

Malware 131

Malware Banking Passwords Antivirus 131

eSecurity Planet

MARCH 3, 2023

To protect against those threats, a Wi-Fi Protected Access (WPA) encryption protocol is recommended. WPA2 is a security protocol that secures wireless networks using the advanced encryption standard (AES). WEP and WPA are both under 4%, while WPA2 commands a 73% share of known wireless encryption connections.

Wireless 88

Wireless Encryption Passwords IoT 88

Cytelligence

MAY 24, 2023

Firewall and Antivirus Protection: Install and maintain a reputable firewall and antivirus software on all your computers and networks. Secure Network Configuration: Ensure your Wi-Fi network is password-protected and encrypted using the latest security protocols (e.g., WPA2 or WPA3).

Small Business 52

Small Business Cybersecurity Antivirus Passwords 52

Security Affairs

AUGUST 9, 2022

The emails used weaponized Microsoft Word documents exploiting the CVE-2017-11882 vulnerability. EXE which is responsible for the insertion and editing of equations (OLE objects) in documents. The CVE-2017-11882 flaw is a memory-corruption issue that affects all versions of Microsoft Office released between 2000 and 2017.

Antivirus 105

Antivirus Encryption Malware Hacking 105

Hot for Security

MARCH 17, 2021

PYSA, also known as Mespinoza, is capable of exfiltrating and encrypting critical files and data, with the criminals specifically targeting higher education, K-12 schools and seminaries, the bureau warns. The document describes various indicators of compromise and offers a list of flagged domains associated with this malicious activity.

Education 111

Education Healthcare Government Ransomware 111

Spinone

NOVEMBER 6, 2020

The first and more traditional way is through the file synching application: ransomware infects the device that runs a synch program, so the synched files in the cloud get encrypted as well. There, it encrypts emails, documents, calendars, and contacts, depending on the type and purpose of the ransomware.

Ransomware 52

Ransomware Backups Antivirus Encryption 52

Security Affairs

JULY 1, 2019

Even if the activity of Dridex decreased in the last couple of years, crooks continued to updates it adding new features such the support of XML scripts, hashing algorithms, peer-to-peer encryption, and peer-to-command-and-control encryption. ” reads the analysis published by eSentire. com domain to download the Dridex installer.

Banking 80

Banking Antivirus Advertising Encryption 80

eSecurity Planet

OCTOBER 25, 2022

The new BlackByte exfiltration tool performs a series of checks both to make sure it’s not running in a sandboxed environment and to monitor for antivirus tools – similar to BlackByte’s pattern of behavior. Exbyte then searches for document files (.txt,doc,pdf), Exfiltration to Replace Ransomware Encryption?

Ransomware 113

Ransomware Encryption Banking Accountability 113

Hacker Combat

MAY 4, 2022

Ransom virus, often known as ransomware, blocks users from gaining access to their computer or personal documents and requests payment in exchange for access. Other indicators include blocked access to personal data, slow performance, malware alerts by antivirus softwares and abnormal network behaviours. Remove the ransomware.

Ransomware 114

Ransomware Backups Encryption Wireless 114

Security Boulevard

SEPTEMBER 8, 2022

Certificates are used to cryptographically sign executable code, documents and even websites. 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. The Persistence of Abusive Certificates in Malware.

Malware 52

Malware Antivirus Encryption Software 52

SiteLock

AUGUST 27, 2021

At this point, the ransomware silently begins to encrypt critical user files on the local machine and mounted network drives, files like Word documents, PDFs, spreadsheets and more. The ransomware then alerts the user that the files are encrypted and can only be decrypted if a ransom is paid, most often with Bitcoin.

Ransomware 52

Ransomware Backups Antivirus Encryption 52

Malwarebytes

AUGUST 3, 2022

This advanced custom Rat is mainly the work of a threat actor that targets Russian entities by using lures in archive file format and more recently Office documents leveraging the Follina vulnerability. The earliest versions of this Rat was typically archived into a zip file pretending to be a document specific to a Russian group.

Malware 111

Malware Encryption Antivirus Architecture 111

Krebs on Security

NOVEMBER 11, 2019

Reached for comment about the source of the document, Orvis spokesperson Tucker Kimball said it was only available for a day before the company had it removed from Pastebin. Encryption certificates. “We are leveraging our existing security tools to conduct an investigation to determine how this occurred.” Linux servers.

Retail 177

Retail Passwords Wireless Backups 177

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?

Encryption 110

Encryption Passwords IoT Firewall 110

CyberSecurity Insiders

FEBRUARY 9, 2021

This way, data is encrypted when passing through the internet, such that other people can’t read what is being sent. Use an antivirus. You can save yourself from such a nightmare by protecting your computer with an antivirus. The antivirus works to block such malicious links and foreign elements from getting to your system.

VPN 133

VPN Antivirus Internet Internet 133

CyberSecurity Insiders

MAY 17, 2023

This can include measures such as firewalls , antivirus, access management and data backup policies, etc. This should also include implementing technical, administrative, and physical security controls, such as firewalls, encryption, regular security awareness training, etc.

Cybersecurity 124

Cybersecurity Risk Insurance Firewall 124

Security Affairs

JUNE 11, 2021

Experts found over 650,000 Word documents and.pdf files in the archive. Most of the stolen files (50%+) were text files, some of them containing software logs, passwords, personal notes, and other sensitive information. More than 1 million images have been stolen by the malware, including 696,000.png png and 224,000.jpg

Malware 117

Malware Computers and Electronics Software Financial Services 117

Security Affairs

AUGUST 31, 2022

Upon opening the document, a malicious template file is downloaded and saved on the system. At the time of publication, this particular file is undetected by all antivirus vendors according to VirusTotal” The Base64 encoded payload, once decrypted, is a Windows 64-bit executable (1.7MB) called “msdllupdate.exe.”.

Malware 90

Malware DNS Antivirus Encryption 90

CyberSecurity Insiders

JANUARY 6, 2023

Requirement 4: Less specificity on the type of encryption used means your organization is freer to follow industry best practices. Requirement 5: It is no longer sufficient to just have standard antivirus software.

Antivirus 138

Antivirus Retail Software Accountability 138

Security Affairs

SEPTEMBER 28, 2020

“When the attack happened multiple antivirus programs were disabled by the attack and hard drives just lit up with activity. ” Some reports circulating online reveal that the ransomware added the “ ryk” extension to the filenames of encrypted documents, a circumstance that confirms a Ryuk ransomware infection.

Ransomware 121

Ransomware Healthcare Advertising Antivirus 121

SecureWorld News

OCTOBER 22, 2023

Enforce enterprise-grade antivirus, firewalls, and internet security software across all connected devices. Document how security incidents like data breaches, insider threats, phishing attacks, DDoS (distributed denial-of-service), and malware infections will be reported, contained, and reported on.

Penetration Testing 80

Penetration Testing Risk Cyber threats Marketing 80

SecureWorld News

OCTOBER 30, 2023

Modern secure email gateways (SEGs) prevent the vast majority of dodgy messages from ever ending up in users' inboxes, and most antivirus tools can identify and block content that matches known phishing templates, as well. If that's a no-go for whatever reason, a Wi-Fi VPN can do the heavy lifting in terms of traffic encryption.

Phishing 101

Phishing Scams Passwords Wireless 101

SecureWorld News

JANUARY 21, 2024

Remember, sometimes a little common sense goes a lot further than the fanciest encryption out there. Ransomware is another significant threat, where attackers encrypt an organization's data and demand payment for its release. The key here is implementing smart, affordable cybersecurity strategies that work best for nonprofits.

Cybersecurity 94

Cybersecurity Backups Cyber threats Software 94

Security Affairs

JUNE 7, 2021

The Ukrainian Security Service shared indicators of compromise for this attack on the platform “MISP-UA” Below the recommendations by the CERT: Recommendations: Do not download encrypted archives or password archives from the Internet. The SEI EB is used by the Ukrainian government agencies to share documents.

Phishing 98

Phishing Government Antivirus Passwords 98

Identity IQ

APRIL 12, 2023

Ransomware blocks an employer’s access to its data via encryption, and the employer will have to pay a ransom to access it. Connect to Secure Wi-Fi Employees should always connect to a secure Wi-Fi network that is encrypted and password protected. Paper documents should be shredded and destroyed when they are no longer needed.

Passwords 52

Passwords Data breaches Antivirus Password Management 52

Security Affairs

MARCH 19, 2020

. “The purpose of this document is to describe the operating mode used during these attacks and the associated compromise indicators, then to provide recommendations to limit the impact of this type of incident.” locked to the filename of the encrypted files. The malicious code appended the extension.

Government 112

Government Ransomware Encryption Penetration Testing 112

Security Boulevard

MARCH 1, 2023

Attackers are increasingly using OneNote documents to distribute malware, due to the heightened security measures against macro-based attacks and the widespread adoption and popularity of the platform. Key Takeaways: Threat actors are increasingly using Microsoft OneNote documents to deliver malware via phishing emails. Why OneNote?

Malware 78

Malware Phishing Threat Detection Encryption 78

Spinone

APRIL 30, 2020

of sensitive data in the cloud is stored in Microsoft Office documents, Microsoft OneDrive’s security issues can easily spin into a nightmare. At this point, files are encrypted for anyone but you and Microsoft personnel with administrative rights. Is OneDrive safe for sensitive documents? Given that around 58.4%

Backups 78

Backups Encryption Ransomware Antivirus 78

The Last Watchdog

SEPTEMBER 28, 2022

To prevent malicious scams, companies should do the following: •Install high-quality antivirus software and spam filters. Encrypt all sensitive information and documentation. Implement a policy to update passwords every 90 days. Require strong passwords or two-step and multi-factor.

Phishing 124

Phishing Scams Cybercrime Passwords 124

Krebs on Security

FEBRUARY 23, 2019

19, Apex was alerted that its systems had been infected with a destructive strain of ransomware that encrypts computer files and demands payment for a digital key needed to unscramble the data. “When they encrypt the data, that happens really fast,” he said. Roswell, Ga. on Tuesday, Feb.

Backups 226

Backups Ransomware Encryption Internet 226

Identity IQ

AUGUST 19, 2023

There are threats that can spread from one file to another, encrypt your files, or monitor what you do. When you update your antivirus software , you make sure it knows about the newest dangers, enabling it to protect your device. IdentityIQ offers antivirus with Bitdefender® Total Security. #2 First, check the website’s URL.

Internet 84

Internet Internet Password Management Passwords 84

Security Affairs

MAY 23, 2019

The first two are techniques related to Office documents, used to hide malicious payload and lure the users. The first trick we dissected employs a “ voluntary document corruption ” to persuade the user to restore the original file and to download the malicious payload without noticing any suspicious alert. Corrupted document.

Antivirus 87

Antivirus Malware Advertising Cyber Attacks 87

Security Affairs

SEPTEMBER 23, 2020

Russia-linked cyberespionage group APT28 uses fake NATO training documents as bait in attacks aimed at government bodies. The malicious code creates a Windows scheduled task that runs every minute and sends data in obfuscated and encrypted form to the C2 server with post requests. screenshots) to hxxp://194.32.78[.]245/protect/get-upd-id[.]PHP”

Antivirus 109

Antivirus Government Malware Advertising 109

Security Affairs

NOVEMBER 18, 2019

NextCry is a new ransomware that was spotted by researchers while encrypting data on Linux servers in the wild. T he name comes from the extensions the ransomware appends to the filenames of encrypted files. The malicious code targets Nextcloud instances and it is currently undetected by antivirus engines. ” said xact64.

Ransomware 81

Ransomware Encryption Malware Advertising 81

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.

Malware 91

Malware Ransomware Encryption Energy and Utilities 91