Schneier on Security

JANUARY 5, 2021

10, did not have a backdoor embedded in them, however, in the way that subsequent malicious files that victims downloaded in the spring of 2020 did, and these files went undetected until this month. […]. The October files, distributed to customers on Oct.

Hacking 326

Hacking System Administration Software Surveillance 326

Security Affairs

MAY 21, 2023

Users searching on Google for “chatbpt” were redirected to an imposter download page for ChatGPT hosted on hxxps://pcmartusa[.]com/gpt/. Visitors are tricked into downloading a fake Windows ChatGPT app by clicking on the button on the landing page that actually redirect them to a BatLoader Payload site. site as Chat-GPT-x64.msix,

System Administration 94

System Administration Advertising Malware Hacking 94

eSecurity Planet

SEPTEMBER 15, 2022

The Shikitega attack consists of a “multistage infection chain where each module responds to a part of the payload and downloads and executes the next one,” the AT&T researchers wrote. Once the CRONs are set, there’s no need to keep downloaded files, so the malware deletes them to evade detection. Multistage Infection Chain.

Malware 116

Malware Social Engineering System Administration Antivirus 116

Malwarebytes

APRIL 19, 2022

Victims are lured into downloading the malware with a variety of social engineering tactics, including spearphishing. The messages often mimic a recruitment effort and offer high-paying jobs to entice the recipients to download malicious “TraderTraitor” malware disguised as cryptocurrency trading or price prediction tools.

Social Engineering 113

Social Engineering Cryptocurrency Computers and Electronics Engineering 113

SecureList

MARCH 12, 2024

Distribution of programming languages used in writing web applications, 2021–2023 ( download ) We analyzed data obtained through web application assessments that followed the black, gray and white box approaches. Almost half of the applications (44%) were written in Java, followed by NodeJS (17%) and PHP (12%).

Passwords 103

Passwords Authentication Architecture Risk 103

Krebs on Security

JULY 8, 2021

The attackers exploited a vulnerability in software from Kaseya , a Miami-based company whose products help system administrators manage large networks remotely. Last week cybercriminals deployed ransomware to 1,500 organizations that provide IT security and technical support to many other companies.

Software 287

Software Ransomware System Administration Authentication 287

SecureWorld News

APRIL 21, 2022

The threat actors use social engineering to encourage individuals to download trojanized cryptocurrency applications on Windows or macOS operating systems. The messages often mimic a recruitment effort and offer high-paying jobs to entice the recipients to download malware-laced cryptocurrency applications, which the U.S.

Cryptocurrency 82

Cryptocurrency Computers and Electronics Social Engineering System Administration 82

Security Affairs

SEPTEMBER 27, 2023

The nation-state actors employed multiple custom malware families targeting Windows, Linux, and FreeBSD operating systems. TSCookie), FlagPro, FrontShell (FakeDead’s downloader module), IconDown, PLEAD, SpiderPig, SpiderSpring, SpiderStack, WaterBear. There is no indication that any Cisco vulnerabilities were exploited.

Firmware 111

Firmware Telecommunications System Administration Malware 111

Security Affairs

NOVEMBER 21, 2019

In October one of the honeypots of the company captured the bot, its downloader , and some bot modules. “Fast forwarded to October 11, 2019, our Anglerfish honeypot captured another suspicious ELF sample, and it turned out to be the Downloader of the previous suspicious ELF sample.”

DDOS 80

DDOS System Administration Advertising DNS 80

SecureList

OCTOBER 17, 2022

Not much later, this same security package deployment service was used to push GamePlayerFramework downloaders, with these downloaders communicating with the same C2, and signed with the same digital certificate. These downloaders maintained PDB strings with “PuppetLoader” filepaths. com C2 used by the PlugX implant.

Malware 88

Malware Encryption Social Engineering System Administration 88

Malwarebytes

DECEMBER 5, 2022

In the late 90s, the Microsoft operating system (OS) Windows 98 had a supportive piece of software that would find security patches for the OS so that users could then download those patches and deploy them to their computers. Decades ago, patching was, to lean into a corny joke, a bit patchy. But Windows Update had two big problems.

System Administration 77

System Administration Software Education 77

Security Affairs

AUGUST 16, 2023

System administrators need to be aware that adversaries can exploit edge devices to place backdoors that persist even after updates and / or reboots.” Head over to the Mandiant GitHub page to download the tool today to scan your appliances. ” concludes the report.”As

System Administration 85

System Administration VPN Software Hacking 85

Security Affairs

MAY 28, 2020

Using a previous version of Exim leaves a system vulnerable to exploitation. System administrators should continually check software versions and update as new versions become available.” ” states the advisory. ” NSA recommends patching Exim servers immediately by installing version 4.93 ” concludes NSA.

Software 101

Software System Administration Advertising Technology 101

Malwarebytes

JANUARY 31, 2024

Malicious ads The ads are displayed via Google searches for popular search terms related to programs used by IT and system administrators. net: Malicious redirect The page is designed to look identical to the real website except for the download link which points somewhere else.

Malware 77

Malware Hacking System Administration Ransomware 77

Krebs on Security

FEBRUARY 8, 2022

As Andrew Cunningham writes for Ars Technica , under the new regime when files that use macros are downloaded from the Internet, those macros will now be disabled entirely by default. The change will also be enabled for all currently supported standalone versions of Office, including versions 2021, 2019, 2016, and 2013.

Authentication 188

Authentication Internet Internet System Administration 188

Malwarebytes

JUNE 29, 2022

But Scheduled Tasks don’t install themselves either and dropping PowerShell scripts in the System32 folder requires Administrator privileges, so we needed to dig a little further to find an installer. It stands to reason that these installers are offered for download somewhere by the threat actors.

System Administration 80

System Administration Accountability Malware 80

Malwarebytes

AUGUST 25, 2021

The problem stems from the fact that when you plug a Razer device into Windows 10 or Windows 11 computer, the operating system tries to be helpful by automatically downloading and installing the Razer software that allows you to alter the settings for that mouse. The researcher also warned there are probably more out there too.

System Administration 95

System Administration Firmware Software 95

Security Affairs

MARCH 16, 2022

VNC is a desktop sharing system – you can use it to remotely access your work computer from home or any other location, or allow technical support staff to do likewise. Ideally, VNC should be used only with authenticated users, such as system administrators.

Authentication 129

Authentication Cyber Attacks System Administration Internet 129

Security Affairs

JULY 2, 2020

It supports standard protocols like VNC, RDP, and SSH and allows system administrators to remotely access and manage Windows and Linux machines. Apache Guacamole currently has amassed over 10 million downloads to date on Docker Hub.

Hacking 125

Hacking Risk System Administration Authentication 125

NopSec

FEBRUARY 18, 2019

Our integration with Microsoft System Center Configuration Manager (SCCM) is a perfect example of how having the right data can enable the automation of everyday cybersecurity tasks. MS SCCM background Microsoft SCCM is a tool used by system administrators for software distribution and patch management in large enterprise IT environments.

System Administration 52

System Administration Risk Cybersecurity Software 52

Security Affairs

AUGUST 4, 2020

The CISA agency provides recommendations for system administrators and owners to enhance the level of security of their organizations: Maintain up-to-date antivirus signatures and engines. Keep operating system patches up-to-date. Scan all software downloaded from the Internet prior to executing.

Malware 106

Malware Government Passwords System Administration 106

The Last Watchdog

MARCH 4, 2019

It was designed to make it convenient for system administrators to automate tasks and manage configurations across all Windows endpoints and servers in a company network. Threat actors are increasingly leveraging PowerShell to stealthily download snippets of malicious script, coding that executes in memory.

Hacking 212

Hacking Energy and Utilities System Administration Accountability 212

Security Affairs

MARCH 10, 2020

“They exhibit extensive knowledge of systems administration and common network security misconfigurations, perform thorough reconnaissance, and adapt to what they discover in a compromised network.” ” reads the post published by Microsoft.

Ransomware 115

Ransomware Cybercrime Social Engineering Banking 115

Malwarebytes

MARCH 15, 2022

Should you decide to update your Nvidia drivers, make sure to get them from the Nvidia download site and check the installer before you run it, to see that the driver’s certificate is still valid and not expired or revoked. The signing certificates do not stop anti-malware solutions from recognizing the malware.

Malware 96

Malware System Administration Software Ransomware 96

eSecurity Planet

FEBRUARY 24, 2022

A significant number of the tools below are included in Kali Linux, a dedicated operating system for pen testing and ethical hacking. Installing Kali can remove the hassle of downloading and installing these tools separately. Download Gobuster. Download and install Amass. Can save output results in files. Useful links.

Penetration Testing 119

Penetration Testing Wireless Passwords Social Engineering 119

Malwarebytes

APRIL 20, 2023

System administrators can install and remove configuration profiles on that device. Keep threats off your iOS devices by downloading Malwarebytes for iOS today. Configuration profiles cannot be installed, and the device cannot enroll into mobile device management (MDM), while Lockdown Mode is turned on.

Spyware 80

Spyware Mobile System Administration Risk 80

Security Affairs

OCTOBER 28, 2018

.” The researchers observed that hackers often create Docker containers through exposed API ports and run the following commands on compromised installs: Install a wget package using system package manager. Use wget to download an auto-deployment script. Set the executable permissions for the script. Run the script (auto.sh).

Engineering 84

Engineering Cryptocurrency System Administration Advertising 84

Malwarebytes

JULY 23, 2021

According to CNA , one of its employees was able to download and execute a fake browser update after visiting a legitimate website. This notice has given every reader an insight into how the attack happened, what CNA did, and what they continue to do for those whose data was affected by this ransomware-attack-slash-data-breach.

Ransomware 90

Ransomware Unstructured Data Accountability Consumer Protection 90

eSecurity Planet

AUGUST 28, 2023

Some of these attacks are challenging to detect because they look like they could be the behavior of legitimate system administrators. Type enable and the corresponding system password initially set during system installation to enter EXEC PRIVILEGED mode. Install the correct RPM for your version to download and install.

VPN 98

VPN Authentication Mobile Firewall 98

eSecurity Planet

AUGUST 28, 2023

Some of these attacks are challenging to detect because they look like they could be the behavior of legitimate system administrators. Type enable and the corresponding system password initially set during system installation to enter EXEC PRIVILEGED mode. Install the correct RPM for your version to download and install.

VPN 93

VPN Authentication Mobile Firewall 93

SiteLock

MAY 16, 2022

The header comment of all WordPress plugins and themes contains information about the component, including the name, the location to download it from, a description, and the author information. Plugin URIs point users to the place they can download the plugin or get support. Investigation. PHP Header. The Plugin URI. About The Author.

Malware 52

Malware System Administration Engineering Phishing 52

Security Affairs

APRIL 1, 2019

But let’s see what are the execution binaries and what an administrator will see because this analysis IS for rise the system administration awareness: Code execution: execve("/tmp/upgrade""); // to execute upgrade. In THIS dropped ELF you can see well the downloader and the persistence installer in the same file.”.

DDOS 85

DDOS Malware Encryption Penetration Testing 85

Security Affairs

SEPTEMBER 9, 2019

The Windows Background Intelligent Transfer Service (BITS) service is a built-in component of the Microsoft Windows operating system. The BITS service is used by programmers and system administrators to download files from or upload files to HTTP web servers and SMB file shares.

Malware 81

Malware Advertising System Administration Spyware 81

The Last Watchdog

MARCH 13, 2019

It was designed to make it convenient for system administrators to automate tasks and manage configurations across all Windows endpoints and servers in a company network. Thus, they’ve become a favorite way for threat actors to stealthily download and execute snippets of malicious script.

Malware 100

Malware CSO System Administration Financial Services 100

Krebs on Security

SEPTEMBER 2, 2019

For many years, Dye was a system administrator for Optinrealbig , a Colorado company that relentlessly pimped all manner of junk email, from mortgage leads and adult-related services to counterfeit products and Viagra. This individual, Daniel Dye , has a history of working with others to hijack IP addresses for use by spammers.

Media 201

Media Government Marketing Internet 201

Duo's Security Blog

NOVEMBER 27, 2023

We also recognize that defenders and system administrators operate with a lot of constraints and aren’t always able to configure their environment to their ideal security posture. That’s why we prioritize the development of secure configurations within Duo, and support integrations with the rest of your security stack.

Authentication 73

Authentication Social Engineering Risk Accountability 73

SecureWorld News

DECEMBER 11, 2023

System administrators didn't bother locking down their systems, because the possibility of bad actors using them didn't really cross their minds. Forget downloading that PDF your colleague sent you, how do you know it's really them that sent it? And don't even think about using an online payment portal.

Technology 96

Technology Artificial Intelligence Cybercrime Government 96