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. Configure system administrative tools more wisely. This grim outlook is shared in a new white paper from Sophos.

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Ransomware System Administration Cyber Attacks Hacking 214

Krebs on Security

JUNE 22, 2022

Kloster says he’s worked in many large companies in Omsk as a system administrator, web developer and photographer. But the malware-based proxy services have struggled to remain competitive in a cybercrime market with increasingly sophisticated proxy services that offer many additional features.

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Advertising Cybercrime System Administration Hacking 318

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. 2011 said he was a system administrator and C++ coder. Dmitry Yuryevich Khoroshev. Image: treasury.gov. “P.S.

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Krebs on Security

FEBRUARY 8, 2022

But it does fix four dozen flaws, including several that Microsoft says will likely soon be exploited by malware or malcontents. One important item to note this week is that Microsoft announced it will start blocking Internet macros by default in Office. Redmond has been steadily spooling out patches for this service ever since.

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Authentication Internet Internet System Administration 246

Malwarebytes

JANUARY 31, 2024

Nitrogen is the name given to a campaign and associated malware that have been distributed via malicious search ads. Malicious ads The ads are displayed via Google searches for popular search terms related to programs used by IT and system administrators. In fact, anyone could easily change the files or even delete them.

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Malware Hacking System Administration Ransomware 102

Krebs on Security

SEPTEMBER 2, 2019

Federal prosecutors in California have filed criminal charges against four employees of Adconion Direct , an email advertising firm, alleging they unlawfully hijacked vast swaths of Internet addresses and used them in large-scale spam campaigns. HOSTING IN THE WIND.

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Media Government Marketing Internet 247

Security Affairs

AUGUST 9, 2021

Synology’s security researchers believe the botnet is primarily driven by a malware family called “StealthWorker.” ” At present, Synology PSIRT has seen no indication of the malware exploiting any software vulnerabilities.” ” reads the security advisory published by the vendor. Pierluigi Paganini.

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Ransomware System Administration Malware Authentication 142

Krebs on Security

SEPTEMBER 30, 2023

“The command requires Windows system administrators,” Truniger’s ads explained. Semen-7907 registered at Tunngle from the Internet address 31.192.175[.]63 Snatch Team claims to deal only in stolen data — not in deploying ransomware malware to hold systems hostage.

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Ransomware Accountability Cybercrime Backups 290

The Last Watchdog

MARCH 4, 2019

For instance, major vulnerability was discovered lurking in the GNU C Library, or GLIBC, an open source component that runs deep inside of Linux operating systems used widely in enterprise settings. GLIBC keeps common code in one place, thus making it easier for multiple programs to connect to the company network and to the Internet.

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Hacking Energy and Utilities System Administration Accountability 212

Security Affairs

JANUARY 21, 2020

The Malware Threat behind CurveBall. Many system administrators and companies were rushing to update internet exposed machines, like web servers or gateways, worried about possible remote code execution, reviving the EternalBlue /WannaCry crisis in their mind. .

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Malware Advertising System Administration Risk 133

Security Boulevard

FEBRUARY 10, 2022

Malware, or code written for malicious purposes, is evolving. To understand the new dangers malicious code poses to developers, it helps to take a brief look back at the history of malware. Malicious code, or malware, is intentionally written to disrupt, damage, or otherwise inflict undesirable effects on a target system.

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Malware Software Ransomware Adware 96

CyberSecurity Insiders

APRIL 10, 2022

As soon as the government of the United States announced a ban on Russian security software provided by Kaspersky, all the system administrators working across the world searched for the most trusted cybersecurity software companies in the world. IBM Security- It’s a name we can trust.

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The Last Watchdog

MARCH 29, 2022

In the early days of the Internet, coders created new programs for the sake of writing good code, then made it available for anyone to use and extend, license free. However, once the commercial Internet took hold, developers began leveraging open-source components far and wide in proprietary systems. Firewalls predate SIEMs.

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Security Affairs

MARCH 11, 2020

Microsoft’s Patch Tuesday updates for March 2020 address 115 vulnerabilities, 26 issues affecting Windows, Word, Dynamics Business Central, Edge, and Internet Explorer have been rated as critical severity. SecurityAffairs – malware, Patch Tuesday). Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

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System Administration Advertising Internet Internet 133

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

Krebs on Security

JANUARY 7, 2020

com — is different from the one I saw in late December, but it was hosted at the same Internet address as officesuited[.]com ” In an interview with KrebsOnSecurity, Tyler said he views this attack method more like malware than traditional phishing, which tries to trick someone into giving their password to the scammers.

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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.

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Ransomware Cybercrime Social Engineering Banking 144

Security Affairs

APRIL 26, 2021

European law enforcement has conducted an operation aimed at performing a mass-sanitization of computers infected with the infamous Emotet Windows malware. European law enforcement agencies automatically wiped the infamous Emotet malware from infected systems across the world as part of a mass sanitization operation.

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Malware Banking System Administration Hacking 114

The Last Watchdog

JUNE 2, 2021

PKI is the authentication and encryption framework on which the Internet is built. It works by issuing digital certificates to verify the authenticity of the servers ingesting the data trickling in from our smartphones, Internet of Things sensors and the like. I’ll keep watch, and keep reporting.

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Encryption Artificial Intelligence IoT Data collection 176

Security Affairs

MARCH 16, 2022

No wonder Russia has been preparing to cut itself off from the global internet, hoping to move key government institutions to a sovereign Runet – a pan-Russian web limited to the Federation – to make them less prone to cyber attacks. Ideally, VNC should be used only with authenticated users, such as system administrators.

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Authentication Cyber Attacks System Administration Internet 141

SecureList

OCTOBER 20, 2021

We also review what pushed cybercriminals to transform their operations into the now well-known malware-as-a-service model — the use of cloud servers, the decreasing relevance of custom malware and the subsequent emergence of small, agile teams. Malware developers — no longer hiring. Client-side attacks on the wane.

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Cybercrime Banking Malware Ransomware 145

Security Affairs

SEPTEMBER 3, 2019

. “ our research has uncovered new vulnerabilities, which we collectively dubbed USBAnywhere , in the baseboard management controllers (BMCs) of Supermicro servers, which can allow an attacker to easily connect to a server and virtually mount any USB device of their choosing to the server, remotely over any network including the Internet.”

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Hacking Firmware Media Authentication 110

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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DDOS Advertising System Administration DNS 108

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.

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System Administration Malware Passwords Internet 145

Security Affairs

OCTOBER 28, 2018

“The intrusion attempts to deploy a cryptocurrency-mining malware (detected by Trend Micro as Coinminer.SH.MALXMR.ATNE) on the misconfigured systems.” The Center for Internet Security (CIS) has a reference that can help system administrators and security teams establish a benchmark to secure their Docker engine.

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CyberSecurity Insiders

SEPTEMBER 24, 2021

One of the most vulnerable areas that hackers use to infiltrate a company’s system is the network. The Internet network is vulnerable as cybercriminals are lurking online, waiting to intercept loopholes for hacking systems. Company systems require various software programs to function. Human Resources. Data Security.

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The Last Watchdog

MARCH 13, 2019

Unfortunately, despite steady advances in malware detection and intrusion prevention systems, and much effort put into training employees to be wary of suspicious email, weaponized email and document-based malware remain as virulent as pervasive as it was two decades ago. The key takeaways: Productivity vs. security.

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Malware CSO System Administration Financial Services 100

Webroot

APRIL 2, 2024

While RDP is a powerful tool for remote administration and support, it has also become a favored vector for brute force attacks for several reasons: Widespread use: RDP is commonly used in businesses to enable remote work and system administration.

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Cybersecurity Passwords Authentication VPN 125

The Last Watchdog

SEPTEMBER 11, 2019

Here are my takeaways: Skills deficit Over the past 20 years, enterprises have shelled out small fortunes in order to stock their SOCs with the best firewalls, anti-malware suites, intrusion detection, data loss prevention and sandbox detonators money can buy. For a full drill down on our discussion give a listen to the accompanying podcast.

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Big data Firewall Digital transformation Software 159

eSecurity Planet

MARCH 25, 2022

With lateral movement across a victim’s IT infrastructure, threat actors can escalate privileges, spread malware , extract data , and disrupt IT services as with ransomware attacks. Also read : Best Internet Security Suites & Software. SamSam Ransomware: Malware Specializing in RDP.

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eSecurity Planet

MARCH 21, 2022

Update software, including operating systems, applications, and firmware on IT network assets in a timely manner. Prioritize patching known exploited vulnerabilities , especially critical and high vulnerabilities that allow for remote code execution or denial-of-service on internet-facing equipment. Implement network segmentation.

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VPN Accountability Authentication Passwords 117

eSecurity Planet

JULY 15, 2024

These include sending a malicious file that requires user execution and.URL files that route users to risky websites via Internet Explorer. This vulnerability affects all standards-compliant RADIUS clients and servers, putting enterprises that send RADIUS packets over the internet especially at risk.

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Authentication Backups Software Risk 109

Security Affairs

MARCH 14, 2023

The gang leverages exposed remote administration services and internet-facing vulnerabilities to gain and maintain access to victim networks. Makop gang did not conduct any significative retooling since 2020, which is a clear indicator of their effectiveness even after three years and hundreds of successful compromises.

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Ransomware Software System Administration Encryption 98

SiteLock

AUGUST 27, 2021

The researchers posit that nation-state level resources could precompute 1024-bit Diffie-Helman groups, affecting even larger swaths of the internet. Administrators are urged to configure their servers to deny the use of vulnerable Diffie-Helman key exchange algorithms. Could HTTPS Encryption Be Compromised?

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Encryption System Administration Firewall Internet 52

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. School Systems and Educators. So, what to do?

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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. dev/fam/mfe?

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Encryption Passwords Malware Firewall 141

SiteLock

AUGUST 27, 2021

Dictionary.com defines it as: precautions taken to guard against crime that involves the internet, especially unauthorized access to computer systems and data connected to the internet. As the name implies, website security protects a website from cyber threats on the internet. However, there is much more to it than that.

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