Security Affairs

JUNE 11, 2021

Experts spotted a new mysterious malware that was used to collect a huge amount of data, including sensitive files, credentials, and cookies. Threat actors used custom malware to steal data from 3.2 NordLocker experts speculate the malware campaign leveraged tainted Adobe Photoshop versions, pirated games, and Windows cracking tools.

Malware 113

Malware Computers and Electronics Software Financial Services 113

Security Boulevard

SEPTEMBER 8, 2022

The Persistence of Abusive Certificates in Malware. Certificates are used to cryptographically sign executable code, documents and even websites. Trusted applications will not be stopped by antivirus or anti-malware technologies. Attackers can create fake websites to steal credentials and/or deliver malware.

Malware 52

Malware Antivirus Encryption Software 52

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. This malware can infiltrate your smartphone through various means, such as malicious apps, infected websites, or phishing emails.

Ransomware 107

Ransomware Antivirus Backups Encryption 107

Security Affairs

AUGUST 31, 2022

A malware campaign tracked as GO#WEBBFUSCATOR used an image taken from NASA’s James Webb Space Telescope (JWST) as a lure. Securonix Threat researchers uncovered a persistent Golang-based malware campaign tracked as GO#WEBBFUSCATOR that leveraged the deep field image taken from the James Webb telescope. Pierluigi Paganini.

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Malware DNS Antivirus Encryption 82

SecureList

DECEMBER 27, 2022

We continue to track the group’s activities and this October we observed the adoption of new malware strains in its arsenal. The group usually takes advantage of Word documents and uses shortcut files for the initial intrusion. However, it has recently started to adopt new methods of malware delivery. Remote URL: [link].

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Malware Banking Passwords Antivirus 130

SecureWorld News

AUGUST 8, 2022

Cybersecurity and Infrastructure Security Agency (CISA) and the Australian Cyber Security Centre (ACSC) released a joint Cybersecurity Advisory (CSA) providing details on the top malware strains of 2021. The top malware strains in 2021 included remote access Trojans (RATs), banking Trojans, information stealers, and ransomware.

Malware 86

Malware Banking Healthcare Penetration Testing 86

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.

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Phishing Malware Antivirus Encryption 131

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.

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Malware Encryption Antivirus Architecture 63

Security Affairs

MARCH 13, 2021

Kaspersky researchers spotted a new variant of the XCSSET Mac malware that compiled for devices running on Apple M1 chips. The malware also allows attackers to capture screenshots and exfiltrate stolen documents to the attackers’ server. Experts believe that this malware is the result of advanced and sophisticated adversaries.

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Malware Adware Architecture Antivirus 104

Malwarebytes

AUGUST 16, 2021

What do you do if you’ve run all the scans , checked all the files, and everything says the PC is malware free? Some types of malware try very hard to go unnoticed, but others can be CPU hogs capable of turning your keyboard into a waffle iron. The encryption routines in ransomware demand a lot of resources, for example.

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Malware Software Antivirus Backups 103

Security Affairs

OCTOBER 17, 2018

Yoroi security firm uncovered a targeted attack against one of the most important companies in the Italian Naval Industry leveraging MartyMcFly Malware. At a first sight, the office document had an encrypted content available on OleObj.1 And why the attacker used an encrypted payload if the victim cannot open it?

Malware 87

Malware Computers and Electronics Encryption Penetration Testing 87

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 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. Other malware employed in the attacks linked to TA428 are nccTrojan, Logtu, Cotx, and DNSep, and previously undetected malware named CotSam.

Encryption 98

Encryption Antivirus Malware Hacking 98

SecureList

DECEMBER 1, 2023

To exfiltrate data and deliver next-stage malware, the attackers abuse cloud-based data storage, such as Dropbox or Yandex Disk, as well as a temporary file sharing service. libssl.dll or libcurl.dll was statically linked to implants to implement encrypted C2 communications. org domain did not occur in all cases.

Malware 90

Malware Ransomware Encryption Energy and Utilities 90

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

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 77

Banking Antivirus Advertising Encryption 77

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

Cytelligence

MAY 24, 2023

Firewall and Antivirus Protection: Install and maintain a reputable firewall and antivirus software on all your computers and networks. These tools can help detect and block malicious activities and malware. Data Encryption: CYPFER ensures the encryption of your sensitive data, both in transit and at rest.

Small Business 52

Small Business Cybersecurity Antivirus Passwords 52

Identity IQ

AUGUST 19, 2023

. #1 Use Anti-Virus and Anti-Malware Software When you use the internet, your computer can become a target for harmful programs. These programs, known as malware , can hurt your computer, take your personal info, and even lock your files until you pay a ransom. The answer is simple: anti-virus and anti-malware software.

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Internet Internet Password Management Passwords 93

SecureList

OCTOBER 25, 2023

Introduction It’s just another cryptocurrency miner… Nobody would even suspect the mining malware was merely a mask, masquerading behind an intricate modular framework that supports both Linux and Windows. This malware employed a custom EternalBlue SMBv1 exploit to infiltrate its victims’ systems.

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Malware DNS Encryption Cryptocurrency 106

Security Affairs

SEPTEMBER 23, 2020

Russia-linked cyberespionage group APT28 uses fake NATO training documents as bait in attacks aimed at government bodies. The Russia-linked cyberespionage group APT28 is behind a string of attacks that targeting government bodies with Zebrocy Delphi malware. ” reads the report published QuoIntelligence. 245/protect/get-upd-id[.]PHP”

Antivirus 109

Antivirus Government Malware Advertising 109

CyberSecurity Insiders

MAY 31, 2023

The malware combines several open-source projects to improve its capabilities. It was around that time that the malware was first observed in the wild, appearing with 0 detections on VirusTotal. There were some conversations on gaming forums complaining about being infected by malware after downloading some video games.

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Malware Antivirus Encryption Advertising 117

SecureWorld News

OCTOBER 30, 2023

It serves as a vessel for various strains of malware, including ransomware, and underlies data-stealing campaigns that target large organizations and individuals alike. If that's a no-go for whatever reason, a Wi-Fi VPN can do the heavy lifting in terms of traffic encryption. And for good reason.

Phishing 98

Phishing Scams Passwords Wireless 98

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 78

Penetration Testing Risk Cyber threats Marketing 78

Identity IQ

APRIL 12, 2023

Malware and ransomware. Malware is software designed to access a computer or network, steal data or perform other malicious attacks. Ransomware blocks an employer’s access to its data via encryption, and the employer will have to pay a ransom to access it. Password theft.

Passwords 52

Passwords Data breaches Antivirus Password Management 52

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. Hackers can send encoded malware in form of links or pop-ups that look genuine to you, only to rein havoc once you click on them. You can achieve this by connecting to the internet through a VPN.

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VPN Antivirus Internet Internet 133

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 76

Ransomware Encryption Malware Advertising 76

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 83

Antivirus Malware Advertising Cyber Attacks 83

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. locked to the filename of the encrypted files.

Government 106

Government Ransomware Encryption Penetration Testing 106

Security Affairs

MAY 7, 2020

The modus operandi of this piece of malware is not new in Portugal. One of the last occurrences was last December 2019, where the Lampion trojan operated in a very similar way, changing only the way the malware was distributed (via AWS S3 buckets and with the first stage encoded in a highly obfuscated VBS file).

Banking 110

Banking Malware Phishing Social Engineering 110

Security Affairs

FEBRUARY 16, 2021

Latin American Javali trojan weaponizing Avira antivirus legitimate injector to implant malware. Latin American trojans share the same modus operandi and even modules and blocks of code observed during the analysis of several malware samples. Background of Latin American Trojans.

Antivirus 119

Antivirus Malware Banking Internet 119

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 91

Cybersecurity Backups Cyber threats Software 91

Security Affairs

MARCH 14, 2022

The victims’ data is encrypted and sent to the C2 server geolocated in Russia. The malware takes advantage of a template from the Portuguese Tax services (Autoridade Tributária e Aduaneira) to disseminate the threat in the wild. In addition, most artifacts extracted also matched a threat documented in 2020 and available here.

Banking 86

Banking Encryption Malware Phishing 86

Security Affairs

NOVEMBER 19, 2019

To bypass antivirus systems, hackers send out malicious emails in non-working hours with delayed activation. The first half of 2019 saw a 10-fold increase in the number of password-protected objects, such as documents and archive files, being used to deliver malware. Another trend was disguising malware in emails.

Ransomware 71

Ransomware Antivirus Malware Banking 71

Security Affairs

MARCH 26, 2019

Malware researchers at Cybaze-Yoroi ZLab team uncovered a new Ursnif malware campaign that reached several organizations across Italy. The Ursnif trojan confirms itself as one of the most active malware threats in cyberspace, even during the past days, when new attack attempts reached several organizations across Italy.

Malware 85

Malware Antivirus Advertising Encryption 85

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 !!!

Ransomware 97

Ransomware Backups Software Encryption 97

SecureList

JUNE 2, 2022

In their initial disclosures on this threat actor, TeamT5 identified three malware families: SpyDealer, Demsty and WinDealer. In 2020, we discovered a whole new distribution method for the WinDealer malware that leverages the automatic update mechanism of select legitimate applications. WinDealer is a modular malware platform.

Malware 112

Malware Encryption Social Engineering Telecommunications 112