Security Affairs

FEBRUARY 14, 2021

The FBI is warning companies about the use of out-of-date Windows 7 systems, desktop sharing software TeamViewer, and weak account passwords. “TeamViewer’s legitimate use, however, makes anomalous activity less suspicious to end users and system administrators compared to typical RATs.” Windows 10).

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Passwords Social Engineering Software System Administration 144

The Last Watchdog

MARCH 4, 2019

Turns out it was possible for a threat actor to flood GLIBC with data , take control of it, and then use it as a launch point for stealing passwords, spying on users and attempting to usurp control of other computers. This branch includes families of malware like NotPetya, GLIBC and Shell Shock.

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Hacking Energy and Utilities System Administration Accountability 212

Security Affairs

MAY 2, 2021

WeSteal is a Python-based malware that uses regular expressions to search for strings related to wallet addresses that victims have copied to their clipboard. “When pursuing cases against malware authors, prosecutors typically need to demonstrate the author’s intent for the malware. There is the name of the malware itself.

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Cryptocurrency Malware Advertising System Administration 115

Security Affairs

SEPTEMBER 2, 2019

The popular researcher Larry Cashdollar, from Akamai SIRT, announced in exclusive to The Register, that he observed a miner that previously hit only Arm-powered IoT devices targeting Intel systems. The researchers revealed that one of his honeypots was hit by this IoT malware that targets Intel machines running Linux.

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IoT Cryptocurrency Malware Advertising 111

Security Affairs

MARCH 10, 2020

In human-operated ransomware attack scenario, attackers use stolen credentials, exploit misconfiguration and vulnerabilities to access target networks, attempt to escalate privileges and move laterally, and deliver malware and exfiltrate data. ” reads the post published by Microsoft. ” continues Microsoft.

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Ransomware Cybercrime Social Engineering Banking 144

Webroot

APRIL 2, 2024

A brute force attack is a cyber attack where the attacker attempts to gain unauthorized access to a system or data by systematically trying every possible combination of passwords or keys. There are many already leaked password lists that are commonly used, and they grow after every breach. What is a Brute Force Attack?

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Krebs on Security

SEPTEMBER 30, 2023

“The command requires Windows system administrators,” Truniger’s ads explained. “I’ve been using this login since about 2013 on all the forums where I register, and I don’t always set a strong password. “Experience in backup, increase privileges, mikicatz, network.

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Ransomware Accountability Cybercrime Backups 281

Thales Cloud Protection & Licensing

MAY 17, 2023

Ransomware is a vicious type of malware that infects your laptop/desktop or server. Cybercriminals use it as a launching pad to block access to business-critical systems by encrypting data in files, databases, or entire computer systems, until the victim pays a ransom. What is Ransomware?

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SecureList

MARCH 12, 2024

Distribution of Sensitive Data Exposure vulnerabilities by risk level, 2021–2023 ( download ) Among the sensitive data we identified during our analysis were plaintext one-time passwords and credentials, full paths to web application publish directories and other internal information that could be used to understand the application architecture.

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Security Affairs

NOVEMBER 21, 2019

The Roboto botnet spreads by compromising systems by exploiting the Webmin RCE vulnerability tracked as CVE-2019-15107 to drop its downloader module on Linux servers running vulnerable installs. Webmin is an open-source web-based interface for system administration for Linux and Unix. Pierluigi Paganini.

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Security Affairs

SEPTEMBER 3, 2019

A baseboard management controller (BMC) is a specialized service processor that monitors the physical state of a computer, network server or other hardware device using sensors and communicating with the system administrator through an independent connection. ” continues the analysis. ” concludes Eclypsium.

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Hacking Firmware Media Authentication 110

eSecurity Planet

MARCH 21, 2022

By using a misconfigured Cisco Duo MFA implementation to force enrollment of a new device, the hackers were then able to use the “PrintNightmare” Windows Print Spooler vulnerability ( CVE-2021-34527 and CVE-2021-36958 ) to obtain administrator privileges. Require all accounts with password logins (e.g.,

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SecureList

OCTOBER 13, 2022

In addition, manual mitigation steps can be undertaken by system administrators to prevent successful exploitation (see below). On receiving the e-mail, Zimbra submits it to Amavis for spam and malware inspection. At the moment, Zimbra has released a patch and shared its installation steps. Removing the file is not enough.

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System Administration Malware Passwords Internet 145

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. “It was so easy to gain access to these systems.

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Authentication Cyber Attacks System Administration Internet 138

Security Affairs

JUNE 17, 2020

The Chinese security firm also adds that the APT-C-39 hacking group employed several Vault 7 tools in its operations, including the Fluxwire backdoor, and the Grasshopper malware builder. Qihoo 360 reported that technical details of most implants used by the APT-C-39 are consistent with the ones described in the Vault 7 dump.

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eSecurity Planet

SEPTEMBER 16, 2024

To protect your devices, update and patch your software frequently, use strong passwords, install intrusion detection systems, and watch for any suspicious activity. Attackers use malware to modify RAM, generating radio signals that can be intercepted remotely.

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Software Malware System Administration Encryption 109

Security Affairs

JUNE 27, 2019

“APT10 often attacked a service provider’s system by “spear-phishing” – sending company employees emails designed to trick them into revealing their passwords or installing malware. APT10 hackers also targeted the customers of the IT companies stealing plans, blueprints, personal information, and other data.

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SecureList

OCTOBER 12, 2023

In this article, we’ll describe their new toolset, the malware used to steal and exfiltrate data, and the techniques used by this group to move laterally and conduct espionage operations. The malware uses a static seed to generate a 256-byte XOR_KEY block using shuffle and add operations.

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Security Affairs

JULY 6, 2020

Researchers Rich Warren from NCC Group told ZDNet that hackers are attempting to exploit the flaw to steal administrator passwords from the hacked devices. System administrators need to upgrade to fixed versions ASAP. Unfortunately, the forecast was right, hackers have started targeting F5 BIG-IP equipment exposed online.

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System Administration Advertising Hacking Banking 103

Malwarebytes

AUGUST 27, 2021

Performing this kind of strong encryption is resource intensive and can take a long time, so even if an organization doesn’t spot the malware used in an attack, its tools might notice that something is amiss. Speaking on Malwarebytes’ Lock & Code podcast, he told us about Northshore’s nighttime attack: “It was an early Saturday morning.

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Ransomware System Administration Encryption Cybercrime 115

Security Boulevard

MAY 28, 2022

Which to be fair, is what a lot of malware and APT actors do. System administrators usually know their systems very well. With the move to DevOps, I’m not sure if that is decreasing because systems are more transitory or the monitoring systems have kept pace or improved because of it. Do EDRs detect things?

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System Administration Accountability Passwords VPN 64

CyberSecurity Insiders

SEPTEMBER 24, 2021

Human errors often lead to data breaches, malware, and virus attacks that might compromise the company’s systems. Let your staff know about the significance of maintaining strong and unique passwords. Most hackers infiltrate the systems through software vulnerabilities that leave open doors for malware or virus attacks.

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eSecurity Planet

MARCH 25, 2022

Remote desktop software’s sensitive influence over other devices means identity and access management (IAM), password security , and multi-factor authentication are critical for risk management. SamSam Ransomware: Malware Specializing in RDP. A few days later, IT systems started malfunctioning with ransom messages following.

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VPN Software Authentication Encryption 121

Malwarebytes

APRIL 21, 2021

Cybersecurity sleuths Mandiant report that they are tracking “12 malware families associated with the exploitation of Pulse Secure VPN devices” operated by groups using a set of related techniques to bypass both single and multi-factor authentication. The new vulnerability. Please don’t wait for the patch. Threat analysis.

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VPN Authentication Malware System Administration 82

eSecurity Planet

JUNE 21, 2022

It’s designed for incident handlers, incident handling team leads, system administrators, security practitioners, and security architects. The GCIH certification validates your ability to detect and resolve computer security incidents using a wide range of essential security skills.

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Cybersecurity Penetration Testing System Administration Cyber Attacks 121

Security Affairs

MARCH 27, 2023

A technical analysis of NullMixer malware operation revealed Italy and France are the favorite European countries from the attackers’ perspective. Executive Summary Our insights into a recent NullMixer malware operation revealed Italy and France are the favorite European countries from the opportunistic attackers’ perspective.

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Malwarebytes

JULY 23, 2021

Attackers often use privilege escalation exploits to increase their access rights, or tools like Mimikatz that can extract passwords from a computer’s memory. Instead, they used “additional malicious activity” to get credentials they need to move forward.

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Ransomware Unstructured Data Accountability Consumer Protection 103

Security Affairs

MARCH 14, 2023

Figure.NET flags (left) and obfuscation pattern (right) The tool is designed for two main purposes: generating comb lists of local windows user names and potential passwords, and testing them locally. The tool is able to automatically retrieve local users from groups, filter for administration, and then test the password.

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Ransomware Software System Administration Encryption 98

Herjavec Group

OCTOBER 30, 2020

Ask your school system administrators to provide you their written cybersecurity policies and procedures concerning proposed remote learning capabilities. Ask your school system administrators to provide a copy of their incident response policies and plans. So, what to do?

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CyberSecurity Insiders

SEPTEMBER 21, 2021

Authentication and password management. Passwords are one of the least safe user authentication methods, yet they are also frequently used for web applications for safeguarding online data. OWASP recommends the following methods: Implement monitoring to identify attacks against multiple user accounts, utilizing the same password.

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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. The command line prompt will be changed from > to #.

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Security Boulevard

DECEMBER 2, 2022

Also, remember how users can use keys rather than a password to login? So, imagine Susan is a system admin and she has access to several servers. She used SSH keygen to generate keys and she now can login to the systems via Secure Shell. Late 2019 Kinsing Malware attacks targeting container environments.

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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. The command line prompt will be changed from > to #.

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eSecurity Planet

SEPTEMBER 10, 2021

Additionally, multi-factor authentication (MFA) can further reduce the risk of malicious actors gaining access to sensitive information, even if they manage to steal usernames and passwords. Organizations may also want to look for an IAM solution that works in hybrid environments that include private data centers as well as cloud deployments.

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Malwarebytes

JULY 12, 2023

Performing this kind of strong encryption is resource intensive and can take a long time, so even if an organization doesn't spot the malware used in an attack, its tools might notice that something is amiss.

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SecureWorld News

MARCH 11, 2022

He writes about this in his book, "Ghost in the Wires": "I would call the company I'd targeted, ask for their computer room, make sure I was talking to a system administrator, and tell him, 'This is [whatever fictitious name popped into my head at that moment], from DEC support. Mitnick says his favorite emotional tool was fear.

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SecureList

NOVEMBER 14, 2022

This reveals a likely blind spot for defenders and endpoint vendors: in a number of cases, perhaps even the majority, attackers have no need for 0-days and malware deployment to gain access to the information they need. SIGINT-delivered malware. 2023 will very likely be a year of 0-days for all major email software. The next WannaCry.

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