CyberSecurity Insiders

FEBRUARY 25, 2022

A malware that can take over social media accounts of victims is seen propelling on Microsoft App Store and reports are in that it has so far infected over 5,000 accounts in the disguise of fake Temple Run and Subway Surfer games.

Malware 121

Malware Ransomware Media Encryption 121

Schneier on Security

NOVEMBER 8, 2019

From Symantec : We first began seeing Xhelper apps in March 2019. Back then, the malware's code was relatively simple, and its main function was visiting advertisement pages for monetization purposes. We strongly believe that the malware's source code is still a work in progress. It's a weird piece of malware.

Malware 133

Malware Advertising Encryption Hacking 133

Security Affairs

JULY 16, 2021

The Joker malware is back, experts spotted multiple malicious apps on the official Google Play store that were able to evade scanners. Since 2019 experts found many Joker apps on Google Play store, in September 2019 security experts at Google removed from the store 24 apps. ” states a post published by the experts.

Malware 134

Malware Mobile Spyware Encryption 134

Security Affairs

FEBRUARY 7, 2023

A new Linux variant of the Clop ransomware has been observed in the wild, the good news is that its encryption algorithm is flawed. The researchers noticed that the encryption algorithm implemented in the ELF executable is flawed and can allow victims to decrypt locked files without paying a ransom. ” continues the report.

Encryption 82

Encryption Ransomware Cybercrime Engineering 82

Security Affairs

FEBRUARY 2, 2021

Ransomware operators are exploiting two VMWare ESXi vulnerabilities, CVE-2019-5544 and CVE-2020-3992, to encrypt virtual hard disks. Security experts are warning of ransomware attacks exploiting two VMWare ESXi vulnerabilities, CVE-2019-5544 and CVE-2020-3992 , to encrypt virtual hard disks. Pierluigi Paganini.

Encryption 88

Encryption Ransomware System Administration Hacking 88

eSecurity Planet

NOVEMBER 2, 2022

If you’ve used a computer for more than 5 minutes, you probably know a thing or two about computer viruses and malware. On the modern Internet, malware is a near-constant presence. Though often conflated with one another, malware and computer viruses aren’t necessarily the same thing. Looking to Protect Yourself Against Malware?

Malware 140

Malware Ransomware Antivirus Internet 140

SecureList

MARCH 1, 2021

The mobile malware Trojan-Ransom.AndroidOS.Agent.aq If you look at the dynamics of attacks on mobile users in 2020, you will see that the average monthly number of attacks decreased by 865,000 compared to 2019. Number of attacks on mobile users in 2019 and 2020 ( download ). apk , tousanticovid.apk , covidMappia_v1.0.3.apk

Mobile 138

Mobile Malware Adware Banking 138

Security Affairs

DECEMBER 26, 2019

Experts spotted a new strain of the Ryuk Ransomware that was developed to avoid encrypting folders commonly seen in *NIX operating systems. The popular malware researcher Vitali Kremez that analyzed the sample involved in the attack discovered a new feature implemented in this new variant of malware. Pierluigi Paganini.

Encryption 58

Encryption Ransomware Malware Advertising 58

Security Affairs

JANUARY 8, 2021

Multiple threat actors have recently started using the Ezuri memory loader as a loader to executes malware directly into the victims’ memory. According to researchers from AT&T’s Alien Labs, malware authors are choosing the Ezuri memory loader for their malicious codes.

Malware 129

Malware Encryption Antivirus Passwords 129

Security Affairs

OCTOBER 20, 2021

A Cookie Theft malware was employed in phishing attacks against YouTube creators, Google’s Threat Analysis Group (TAG) warns. Financially motivated threat actors are using Cookie Theft malware in phishing attacks against YouTube creators since late 2019. ” reads the analysis published by Google TAG.

Accountability 119

Accountability Malware Phishing Social Engineering 119

Cisco Security

MARCH 16, 2021

In fact, 63% of threats detected by Cisco Stealthwatch in 2019 were in encrypted traffic. The European Union is concerned enough that it drafted a resolution in November 2020 to ban end-to-end encryption, prompting outcry from privacy advocates. DNS message encryption (control plane) is new. No snooping, no spoofing.

Encryption 85

Encryption DNS Threat Detection Internet 85

Security Affairs

APRIL 28, 2019

The flaw exploited in the attacks, tracked as CVE-2019-3396 , is a server-side template injection vulnerability that resides in the Widget Connector macro in Confluence Server. Threat actors leverage the vulnerability to install denial of service (DDoS) malware and crypto-currency miners, and to remotely execute code.

DDOS 87

DDOS Malware Advertising Software 87

Malwarebytes

JANUARY 17, 2023

The company didn't provide information on how the malware got onto the laptop. The malware was not detected by our antivirus software. Though all the data exfiltrated was encrypted at rest, the third party extracted encryption keys from a running process, enabling them to potentially access the encrypted data," the report further says.

Malware 86

Malware Authentication Antivirus Passwords 86

Security Affairs

JULY 28, 2020

US and UK cybersecurity agencies issued a joint advisory about the spread of QSnatch Data-Stealing Malware that already infected over 62,000 QNAP NAS devices. The QSnatch malware implements multiple functionalities, such as: . These are encrypted with the actor’s public key and sent to their infrastructure over HTTPS.

Malware 100

Malware Firmware Advertising Manufacturing 100

Security Affairs

NOVEMBER 19, 2023

Phobos variants are usually distributed by the SmokeLoader , but in 8Base campaigns, it has the ransomware component embedded in its encrypted payloads. 8base” file extension for encrypted documents, a circumstance that suggested a possible link to the 8Base group or the use of the same code-base for their ransomware.

Ransomware 118

Ransomware Encryption Backups Manufacturing 118

SiteLock

AUGUST 27, 2021

In SiteLock’s 2019 Website Security Report , we analyzed 6 million websites in our sample data to determine the most prevalent cyber threats websites face today. times more likely to become infected with malware than a site without a vulnerability. However, those aren’t the only ways to gain unauthorized access to database content.

Backups 98

Backups Passwords Identity Theft Malware 98

Security Affairs

NOVEMBER 23, 2019

The Catch Hospitality Group has suffered a malware attack, a point-of-sale malware has infected systems (POS) at several restaurants of the chain.The Catch Hospitality Group has suffered a malware attack, a point-of-sale malware has infected systems (POS) at several restaurants of the chain. Pierluigi Paganini.

Malware 101

Malware Data breaches Advertising Encryption 101

SecureList

JUNE 1, 2023

The oldest traces of infection that we discovered happened in 2019. Forensic methodology It is important to note, that, although the malware includes portions of code dedicated specifically to clear the traces of compromise, it is possible to reliably identify if the device was compromised. net backuprabbit[.]com com cloudsponcer[.]com

Malware 145

Malware Backups Mobile DNS 145

Security Affairs

NOVEMBER 12, 2020

Cybersecurity researchers spotted a new modular PoS malware, dubbed ModPipe, that targets PoS restaurant management software from Oracle. ESET has been aware of the existence of modules since the end of 2019 when its experts first spotted the “basic” components of the malware. SecurityAffairs – hacking, PoS malware).

Malware 130

Malware Architecture Passwords Software 130

Security Affairs

MARCH 6, 2019

SI-LAB analyzed this malware and noticed that it does not use sophisticated techniques. Criminals used UPX packer to protect malware code written in Go and a RSA public certificate is hardcoded inside malware to encrypt all user’s target files. This finding results in a simple “key” to encrypt all the infected victims.

Ransomware 79

Ransomware Encryption Malware Cyber Attacks 79

Hacker Combat

OCTOBER 25, 2021

Google has reported that it disrupted the phishing attacks where threat actors had tried to hijack various YouTube accounts using cookie theft malware. The crypto-currency scams, which started in 2019, saw hackers recruit their targets on one Russian-speaking platform. The malware has the ability to steal passwords and cookies.

Accountability 99

Accountability Malware Scams Antivirus 99

Security Affairs

JANUARY 16, 2019

Early January, an interesting malware sample has been disclosed through the InfoSec community: a potential GreyEnergy implant still under investigation. The entire malware architecture is modular and very difficult to neutralize. Figure 2 – Modules of GreyEnergy malware (Figure by ESET). Possible GreyEnergy sample.

Architecture 58

Architecture Malware Advertising InfoSec 58

Krebs on Security

JANUARY 27, 2021

NetWalker is a ransomware-as-a-service crimeware product in which affiliates rent access to the continuously updated malware code in exchange for a percentage of any funds extorted from victims. “It picked up steam in mid-2020, growing the average ransom to $65,000 last year, up from $18,800 in 2019.” Powershell build.

Ransomware 290

Ransomware Cybercrime Antivirus Encryption 290

Security Boulevard

FEBRUARY 2, 2023

EXECUTIVE SUMMARY Since at least 2019, the Mustang Panda threat actor group has targeted government and public sector organizations across Asia and Europe [3] with long-term cyberespionage campaigns in line with strategic interests of the Chinese government. This switch increases the evasion against anti-malware solutions [2].

Malware 80

Malware Encryption Government Social Engineering 80

Krebs on Security

NOVEMBER 17, 2022

He’d been on the job less than six months, and because of the way his predecessor architected things, the company’s data backups also were encrypted by Zeppelin. “We’ve found someone who can crack the encryption.” Then came the unlikely call from an FBI agent. “Don’t pay,” the agent said.

Ransomware 322

Ransomware Encryption Backups Manufacturing 322

eSecurity Planet

FEBRUARY 16, 2021

Malware, short for “malicious software,” is any unwanted software on your computer that, more often than not, is designed to inflict damage. Since the early days of computing, a wide range of malware types with varying functions have emerged. Best Practices to Defend Against Malware. Jump ahead: Adware. RAM scraper.

Malware 104

Malware Adware Spyware Antivirus 104

Security Affairs

MAY 25, 2020

Ransomware encrypts from virtual machines to evade antivirus. Ragnar Locker deploys Windows XP virtual machines to encrypt victim’s files, the trick allows to evaded detection from security software. Mounting all the shared drives to encrypt. Custom Ragnar Locker ransom note (Source: Sophos).

Encryption 93

Encryption Ransomware Energy and Utilities Advertising 93

Security Affairs

AUGUST 2, 2020

The Taiwanese vendor QNAP urges its users to update the Malware Remover app following the alert on the QSnatch malware. The Taiwanese company QNAP is urging its users to update the Malware Remover app to prevent NAS devices from being infected by the QSnatch malware. Webshell functionality for remote access.

Malware 98

Malware Advertising Passwords Manufacturing 98

Security Affairs

FEBRUARY 20, 2020

Britain and the United governments blame Russia for being behind a destructive cyber attack that hit Georgia during 2019. The governments of Britain and the US declared that Russia’s military intelligence service GRU is behind the massive cyber attack that hit Georgia during 2019. Pierluigi Paganini. SecurityAffairs – GRU, APT28).

Cyber Attacks 100

Cyber Attacks Government Media Advertising 100

Security Affairs

JANUARY 6, 2023

The MegaCortex ransomware first appeared on the threat landscape in May 2019 when it was spotted by security experts at Sophos. The experts noticed that in MegaCortex attacks other malware like Emotet and Qbot (aka Qakbot) were present in the same network. For encryption with MegaCortex V1 (the encrypted files have the “.aes128ctr”

Ransomware 92

Ransomware Antivirus Encryption Backups 92

Security Affairs

NOVEMBER 18, 2020

Experts from Cybereason Nocturnus uncovered an active campaign that targets users of a large e-commerce platform in Latin America with Chaes malware. Experts at Cybereason Nocturnus have uncovered an active campaign targeting the users of a large e-commerce platform in Latin America with malware tracked as Chaes.

Phishing 109

Phishing Malware Cryptocurrency Information Security 109

Security Affairs

FEBRUARY 23, 2022

The code of the recently-emerged Entropy ransomware has similarities with the one of the infamous Dridex malware. The recently-emerged Entropy ransomware has code similarities with the popular Dridex malware. In a first stage it allocates the memory space where to copy the encrypted data and whose content is executed by the packer.

Ransomware 89

Ransomware Malware Cybercrime Banking 89

Security Affairs

MARCH 11, 2019

The STOP Ransomware was first spotted in January when he was being distributed by fake software cracks in January, The popular malware researcher Michael Gillespie observed that some recent variants of the ransomare were generating traffic to infrastructure previously associated with the Azorul infection. exe and executed it. .

Encryption 82

Encryption Ransomware Cryptocurrency Passwords 82

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

Security Affairs

JANUARY 5, 2020

DeathRansom was considered fake ransomware due to the fact that it did not implement an effective encryption process, but now things are changing. DeathRansom is a ransomware family that was initially classified as a joke because it did not implement an effective encryption scheme. ” continues the report. .

Encryption 61

Encryption Ransomware Malware Scams 61

Security Affairs

OCTOBER 25, 2022

Researchers reported that threat actors used 2 PoS malware variants to steal information about more than 167,000 credit cards. Cybersecurity firm Group-IB discovered two PoS malware to steal data associated with more than 167,000 credit cards from point-of-sale payment terminals. MajikPOS is written using the “.NET

Malware 75

Malware Cybercrime Banking Marketing 75

Security Affairs

AUGUST 26, 2019

A new ransomware, called Nemty ransomware, has been discovered over the weekend by malware researchers. The name of the ransomware comes after the extension it adds to the encrypted file names, the malicious code also deletes their shadow copies to make in impossible any recovery procedure. ” continues BleepingComputer.

Ransomware 88

Ransomware Malware Antivirus Encryption 88