CyberSecurity Insiders

JANUARY 31, 2021

Regardless of how familiar you are with Information Security, you’ve probably come across the term ‘malware’ countless times. From accessing your business-critical resources and sensitive information to halting business operations and services, a malware infection can quickly become an organization’s worst nightmare come true.

Malware 107

Malware Computers and Electronics Adware Spyware 107

Security Affairs

DECEMBER 4, 2021

The ransomware encrypts files on the targeted systems using the “ cuba” extension. Cuba ransomware has been actively distributed through the Hancitor malware , a commodity malware that partnered with ransomware gangs to help them gain initial access to target networks. ” states the alert.

Ransomware 135

Ransomware Hacking Malware Encryption 135

Krebs on Security

AUGUST 12, 2018

The FBI said unlimited operations compromise a financial institution or payment card processor with malware to access bank customer card information and exploit network access, enabling large scale theft of funds from ATMs. million from accounts at the National Bank of Blacksburg in two separate ATM cashouts between May 2016 and January 2017.

Banking 215

Banking Accountability Retail Phishing 215

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.

Ransomware 243

Ransomware Hacking Encryption Penetration Testing 243

CyberSecurity Insiders

FEBRUARY 16, 2021

Clop Ransomware is a kind of file encrypting malware that indulges in double extortion malware campaign where it first steals the data and then pressurizes the victim in paying the ransom. It was first discovered in Feb’19 by Malware Hunters Team and has taken down several business networks, mostly from India and United States.

Ransomware 113

Ransomware Data breaches Malware Software 113

Krebs on Security

AUGUST 19, 2021

Apparently now that includes emailing employees directly and asking them to unleash the malware inside their employer’s network in exchange for a percentage of any ransom amount paid by the victim company. Image: Abnormal Security. Indeed, perhaps this enterprising Nigerian scammer is just keeping up with current trends.

Ransomware 360

Ransomware Social Engineering Cybercrime Scams 360

Krebs on Security

AUGUST 5, 2021

It’s nice when ransomware gangs have their bitcoin stolen, malware servers shut down, or are otherwise forced to disband. “Early versions of Dridex were primitive, but over the years the malware became increasingly professional and sophisticated,” CrowdStrike researchers wrote.

Ransomware 323

Ransomware Cybercrime Malware System Administration 323

Security Affairs

JANUARY 11, 2019

Ave Maria Malware – Phishing attempts spreading in the last days of the past year against an Italian organization operating in the Oil&Gas sector. The Cybaze -Yoroi ZLab researchers analyzed phishing attempts spreading in the last days of the past year against an Italian organization operating in the Oil&Gas sector.

Malware 72

Malware Phishing Advertising InfoSec 72

Security Affairs

AUGUST 6, 2023

Reptile Rootkit employed in attacks against Linux systems in South Korea New PaperCut flaw in print management software exposes servers to RCE attacks A cyberattack impacted operations of multiple hospitals in several US states Married couple pleaded guilty to laundering billions in cryptocurrency stolen from Bitfinex in 2016 Malicious packages in (..)

Malware 75

Malware Cybercrime Cryptocurrency Social Engineering 75

SecureList

AUGUST 3, 2023

Introduction The malware landscape keeps evolving. DarkGate In June 2023, a well-known malware developer posted an advertisement on a popular dark web forum, boasting of having developed a loader that he had been working on for more than 20,000 hours since 2017. What also stands out is the way strings are encrypted.

Malware 92

Malware Encryption Advertising Phishing 92

SecureList

APRIL 24, 2023

It is worth noting that while we identified a few targets in other locations, all of them appear to be foreign diplomatic entities of the colored countries: Tomiris’s polyglot toolset Tomiris uses a wide variety of malware implants developed at a rapid pace and in all programming languages imaginable.

Malware 96

Malware DNS Government Software 96

SecureList

OCTOBER 7, 2022

Using LOLBINS, common legitimate pentesting tools, and fileless malware; misleading security researchers by placing false flags—these and other anti-forensic tricks often make threat attribution a matter of luck. The malware spreads through spear-phishing emails with a malicious Microsoft Office document as attachment.

Malware 143

Malware Computers and Electronics Telecommunications Encryption 143

Malwarebytes

JUNE 8, 2021

Back in 2016, we saw the emergence of a botnet mainstay called TrickBot. Sometimes, it’s used even if an attack being discussed is a basic phish, or maybe some very generic malware. This isn’t a good thing when tackling malware developments. Whether spread by malvertising or email spam, the end result was the same.

Cybercrime 110

Cybercrime Malware Banking Phishing 110

The Last Watchdog

FEBRUARY 28, 2021

Regardless of how familiar you are with Information Security, you’ve probably come across the term ‘malware’ countless times. From accessing your business-critical resources and sensitive information to halting business operations and services, a malware infection can quickly become an organization’s worst nightmare come true.

Cyber threats 113

Cyber threats Computers and Electronics Adware Spyware 113

SecureList

NOVEMBER 29, 2021

The ScarCruft group (also known as APT37 or Temp.Reaper) is a nation-state sponsored APT actor we first reported in 2016. The victim was infected by PowerShell malware and we discovered evidence that the actor had already stolen data from the victim and had been surveilling this victim for several months. Spear-phishing document.

Surveillance 123

Surveillance Malware Phishing Encryption 123

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 98

Malware Ransomware Encryption Energy and Utilities 98

Krebs on Security

DECEMBER 29, 2022

This bold about-face dumbfounded many longtime Norton users because antivirus firms had spent years broadly classifying all cryptomining programs as malware. ” The employees who kept things running for RSOCKS, circa 2016. It emerges that email marketing giant Mailchimp got hacked. Notice that nobody seems to be wearing shoes.

Cryptocurrency 239

Cryptocurrency Cybercrime Computers and Electronics Scams 239

SiteLock

SEPTEMBER 8, 2021

Cerber ransomware was first produced in 2016, making it one of the oldest and most refined hacking tactics around. Malware developers sell their creations to hackers, who pay them commission for use. The most common way Cerber ransomware spreads is via an infected attachment in a phishing email. Let’s dive in.

Ransomware 59

Ransomware Encryption Phishing Malware 59

Security Affairs

FEBRUARY 25, 2021

The attack chain starts with COVID19-themed spear-phishing messages that contain either a malicious Word attachment or a link to one hosted on company servers. . “Once the malicious document is opened, the malware is dropped and proceeds to the next stage of the deployment process.

Malware 93

Malware Cryptocurrency Password Management Encryption 93

Security Affairs

APRIL 19, 2023

The group was involved also in the string of attacks that targeted 2016 Presidential election. Most of the APT28s’ campaigns leveraged spear-phishing and malware-based attacks. According to the joint report, APT28 exploited the known vulnerability to carry out reconnaissance and reploy malware on unpatched Cisco routers.

Malware 83

Malware Firmware Government Education 83

SecureList

JULY 28, 2022

On January 24, a hash for sophisticated Solaris SPARC malware was posted on Twitter. We identified a Windows variant of this sample using the same string encryption algorithm, internal modules, and functionalities. The most remarkable findings. The implant is a complex framework internally called SBZ.

Malware 136

Malware Firmware Phishing Cryptocurrency 136

SiteLock

AUGUST 27, 2021

Cyberattacks are often caused by malware, which is the umbrella term used to describe software created for malicious purposes. You may be most familiar with computer malware such as Trojan viruses and spyware, which can be used to retrieve sensitive data from a computer or even take control of the system. Ransomware. DDoS Attacks.

Small Business 98

Small Business DDOS Malware Phishing 98

Security Affairs

MAY 23, 2023

A deeper analysis revealed that the threat actor CloudWizard has been linked to an activity cluster that dates back to May 2016 that was tracked by ESET researchers as Operation Groundbait. The archive contained two files, a decoy document (i.e. PDF, XLSX and DOCX versions) and a malicious LNK file with a double extension (i.e.,pdf.lnk)

Malware 76

Malware Spyware Encryption Phishing 76

Security Affairs

SEPTEMBER 13, 2018

The Russian Cobalt crime gang was particularly active in the last month, a new report confirms a massive use of the CobInt malware in recent attacks. Security researchers from Proofpoint reported the massive use of the CobInt malware by the Cobalt group in recent attacks. ” reads the analysis published by Proofpoint.

Malware 72

Malware Banking Advertising Manufacturing 72

Adam Levin

NOVEMBER 17, 2020

Protect yourself from malware by purchasing, updating, and upgrading antivirus software. Malware is malicious software designed to harm devices or glean data to commit identity-related crimes. VPNs encrypt data , making it much harder to intercept when transmitted through a shared or suspect internet connection.

Scams 243

Scams Retail Banking Passwords 243

SiteLock

OCTOBER 27, 2021

Jigsaw ransomware is a Windows-based form of malware that asks: do you want to play a game? Having arrived on the hacker scene in 2016 , this ransomware is themed around the popular, and creepy, Billy the Puppet character from the horror movie franchise “Saw.”. How Does Jigsaw Ransomware Work? So, who has the decryption key?

Cyber threats 52

Cyber threats Ransomware Encryption Malware 52

Security Affairs

OCTOBER 13, 2020

Before we dive into the specific cybersecurity concerns, let us remind you about the attack that took place in October 2016. This type of malware attack is called a botnet attack. It’s powered by hundreds of bots carrying malware and infecting thousands of IoT devices simultaneously. Malware, phishing, and web.

IoT 130

IoT Cybersecurity Manufacturing Internet 130

Security Affairs

JANUARY 7, 2021

” The VBA self-decoding technique is not a novelty, the threat actor is using it since 2016. The shellcode injected into Notepad.exe process downloads an encrypted payload from [link] which is a link to a Google Drive containing RokRat. A malicious macro is encoded within another that is dynamically decoded and executed.

Government 91

Government Phishing Encryption Malware 91

Malwarebytes

MAY 28, 2021

As with other “big game” ransomware, the delivery method changes according to the preferences of the group operating it, but among the most common attack vectors are remote desktop protocol (RDP) , phishing , and weaknesses in either software or hardware. Earlier versions appended the.CONTI extension to encrypted files.

Healthcare 109

Healthcare Ransomware Encryption Passwords 109

Security Affairs

OCTOBER 8, 2018

Baumgartner explained that the Sofacy’s Zebrocy malware was found on machines in Europe and Asia that were also infected with the Mosquito backdoor associated with the Russia-linked Turla APT. The delivery vector used in the recent spear-phishing campaigns conducted by Turla uses Windows shortcut (.LNK)

Advertising 80

Advertising Malware Encryption Phishing 80

Security Affairs

JUNE 15, 2020

The threat actors are spreading the malware through watering hole attacks targeting Tibet, Turkey, and Taiwan, The malware was first spotted in April 2020, but experts believe the ActionSpy spyware has been active at least since 2017. The traffic between C&C and ActionSpy is encrypted by RSA and transferred via HTTP.

Spyware 65

Spyware Advertising Encryption Phishing 65

eSecurity Planet

AUGUST 17, 2022

Best Cybersecurity Solutions : Overall Vendor Top Startup EDR Firewall SIEM Intrusion Detection Breach and Attack Simulation Encryption Small Business Security Email Security IAM NAC Vulnerability Management Security Awareness Training. Best Encryption Solution: Micro Focus. See our full list of Top Encryption Software.

Cybersecurity 131

Cybersecurity Firewall Marketing Security Awareness 131

Security Affairs

SEPTEMBER 15, 2018

Experts noticed the group since around mid-2016 when it was using PlugX, ChChes, Quasar and RedLeaves malware in targeted attacks. In July 2018, FireEye observed a series of new attacks of the group leveraging spear-phishing emails using weaponized Word documents that attempt to deliver the UPPERCUT backdoor, also tracked as ANEL.

Media 81

Media Advertising Malware Phishing 81

Spinone

JANUARY 22, 2020

How WannaCry spreads The first step is standard for ransomware infection: a user opens a phishing email and downloads malicious attachment through which malware infects the computer. 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.

Ransomware 64

Ransomware Encryption Backups Phishing 64

SecureList

MARCH 30, 2021

Most of the discovered malware families are fileless malware and they have not been seen before. One particular piece of malware from this campaign is called Ecipekac (a.k.a Encrypted Ecipekac Layer II loader (shellcode). Encrypted Ecipekac Layer IV loader (shellcode). size of encrypted data. pcasvc.dll.

Malware 143

Malware Encryption VPN Technology 143

SecureList

NOVEMBER 18, 2022

Rootkits are malware implants that are installed deep in the operating system. However, on one of the infected machines, we found malware that we think is probably related to CosmicStrand. This malware creates a user named “aaaabbbb” in the operating system with local administrator rights.

Malware 105

Malware Computers and Electronics Adware Cryptocurrency 105

SecureList

AUGUST 30, 2023

Both infection methods resulted in the same malware (the DeathNote downloader), which uploaded the target’s information and retrieved the next-stage payload at the discretion of the C2 (Command and Control) server. It’s thought that the malware was spread through a vulnerability in the software.

Malware 78

Malware Spyware Cryptocurrency Government 78