The Last Watchdog

AUGUST 15, 2022

The report paints a picture of ransomware gangs arriving on the scene typically after crypto miners, botnet builders, malware embedders and initial access brokers may have already profited from earlier intrusions. LockBit went in first and exfiltrated data and passwords, and then used PsExe to distribute their ransomware payload.

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Ransomware System Administration Cyber Attacks Hacking 214

Google Security

APRIL 30, 2024

Posted by Will Harris, Chrome Security Team Chromium's sandboxed process model defends well from malicious web content, but there are limits to how well the application can protect itself from malware already on the computer. Export the event logs to your backend system. against theft. Create detection logic to detect theft.

Passwords 90

Passwords Malware Encryption System Administration 90

Krebs on Security

MAY 29, 2020

In particular, the academics focused on botnets and DDoS-for-hire or “booter” services, the maintenance of underground forums, and malware-as-a-service offerings. ’ So he quit and began to focus on something he enjoyed far more: perfecting his own malware.” ” WHINY CUSTOMERS.

Cybercrime 274

Cybercrime System Administration Marketing Malware 274

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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Ransomware Encryption Authentication System Administration 127

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.

Passwords 98

Passwords Authentication Architecture Risk 98

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.

Cryptocurrency 106

Cryptocurrency Malware Advertising System Administration 106

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).

Passwords 138

Passwords Social Engineering Software System Administration 138

Krebs on Security

APRIL 2, 2019

Canadian police last week raided the residence of a Toronto software developer behind “ Orcus RAT ,” a product that’s been marketed on underground forums and used in countless malware attacks since its creation in 2015. This makes it harder for targets to remove it from their systems. An advertisement for Orcus RAT.

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Advertising Malware Marketing Software 220

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.

IoT 88

IoT Cryptocurrency Malware System Administration 88

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.,

VPN 106

VPN Accountability Authentication Passwords 106

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.

Hacking 212

Hacking Energy and Utilities System Administration Accountability 212

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.

Ransomware 218

Ransomware Accountability Cybercrime Backups 218

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.

Ransomware 115

Ransomware Cybercrime Social Engineering Banking 115

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 129

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.

Cybersecurity 90

Cybersecurity Data breaches Backups Firewall 90

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.

DDOS 80

DDOS System Administration Advertising DNS 80

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.

System Administration 118

System Administration Malware Passwords Internet 118

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.

Risk 64

Risk Authentication Passwords Accountability 64

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.

Ransomware 102

Ransomware System Administration Encryption Cybercrime 102

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.

Hacking 85

Hacking Firmware Media Authentication 85

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.

Ransomware 63

Ransomware System Administration Encryption Media 63

Krebs on Security

MAY 13, 2024

This post examines the activities of Khoroshev’s many alter egos on the cybercrime forums, and tracks the career of a gifted malware author who has written and sold malicious code for the past 14 years. used the password 225948. 2011 said he was a system administrator and C++ coder. Dmitry Yuryevich Khoroshev.

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Ransomware Cybercrime Accountability Malware 231

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 118

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.

Ransomware 82

Ransomware Software System Administration Encryption 82

SiteLock

MAY 16, 2022

The SiteLock Malware Research Team (SMRT) detected and remediated numerous phishing kits installed on a customer site in a variety of locations. First, we find a post on the WordPress forums that implies a plugin was “resurrected as malware” with the similar header information. There it is. About The Author.

Malware 52

Malware System Administration Engineering Phishing 52

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.

Hacking 113

Hacking Engineering Data breaches Advertising 113

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.

Ransomware 92

Ransomware Unstructured Data Accountability Consumer Protection 92

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 #.

VPN 85

VPN Authentication Mobile Firewall 85

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.

System Administration 66

System Administration Advertising Hacking Banking 66

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.

Identity Theft 82

Identity Theft Hacking System Administration Advertising 82

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 #.

VPN 68

VPN Authentication Mobile Firewall 68

NopSec

MARCH 16, 2020

Once you understand which systems form your telework attack surface ask yourself which vulnerabilities and misconfigurations they have. First of all, ask yourself whether all your remote working systems and related directory services they are tapping into have adequate password length policy, password expiration,and username randomization.

VPN 40

VPN Accountability Risk System Administration 40

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.

Penetration Testing 104

Penetration Testing Encryption Risk Technology 104

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?

System Administration 64

System Administration Accountability Passwords VPN 64

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.

Encryption 111

Encryption Passwords Malware Firewall 111

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.

Malware 83

Malware Social Engineering Encryption Marketing 83

Spinone

DECEMBER 26, 2018

Always keep your eyes open to control-rights of the senior IT managers or systems administrators with the authority to configure servers, firewalls, cloud storage, and file-sharing (or another network privilege). You will create cyber awareness among your staff, as well as users, partners, customers.

Security Awareness 40

Security Awareness Risk Cyber threats Cyber Risk 40