Security Affairs

NOVEMBER 16, 2022

Fortinet researchers discovered new samples of RapperBot used to build a botnet to launch Distributed DDoS attacks against game servers. Fortinet FortiGuard Labs researchers have discovered new samples of the RapperBot malware that are being used to build a DDoS botnet to target game servers. ” continues the report.

DDOS 99

DDOS IoT Malware Architecture 99

Security Affairs

MAY 18, 2021

Uptycs’ threat research team discovered a new botnet, tracked as Simps botnet, attributed to Keksec group, which is focused on DDOS activities. Uptycs’ threat research team has discovered a new Botnet named ‘Simps’ attributed to Keksec group primarily focussed on DDOS activities. Shell script downloading Simps binary.

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DDOS Malware Architecture IoT 126

eSecurity Planet

DECEMBER 8, 2023

When a DNS server makes a request to a DNS resolver, the DNS resolver will download and check the public encryption key to verify the authenticity and accuracy of the IP address associated with the requested URL address. DNS Server Hardening DNS server hardening can be very complex and specific to the surrounding architecture.

DNS 111

DNS DDOS Firewall Architecture 111

Security Affairs

DECEMBER 15, 2023

The malicious code can target various architectures, it supports both flooder and backdoor capabilities. The primary target of NKAbuse is Linux desktops, however, it can target MISP and ARM architecture. Once exploited, a command is executed on the system to download the initial script. shell script hosted a remote server.

Malware 106

Malware Architecture Technology DDOS 106

Security Affairs

AUGUST 28, 2023

The malware was employed in cryptocurrency mining campaigns and to launch denial-of-service (DDoS) attacks. KmsdBot supports multiple architectures, including as Winx86, Arm64, and mips64, x86_64, and does not stay persistent to avoid detection. ” reads the report published by Akamai.

IoT 88

IoT DDOS Architecture Internet 88

SecureList

DECEMBER 14, 2023

Written in Go, it is flexible enough to generate binaries compatible with various architectures. After the vulnerability is exploited, a command is executed on the system to download the initial script. The setup process checks the OS type and, depending on that, it downloads the second stage, which is the actual malware implant.

Malware 112

Malware Architecture DNS DDOS 112

Security Affairs

NOVEMBER 1, 2021

The botnet was created to launch DDoS attacks and to insert advertisements in the legitimate HTTP traffic of the victims, most of which are in China (96%). The botnet leverages a robust architecture based on a combination of third-party services, P2P, and Command & Control servers. million devices.

Architecture 119

Architecture DDOS Advertising Firmware 119

Security Affairs

DECEMBER 1, 2022

This action will later help them download the shared object allowing for the exploitation of the vulnerability. The attacking server that is defined as the master uses this connection to download the shared library exp_lin.so “The first use of the command is activated to receive information about the CPU architecture.

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Malware DDOS Architecture Cryptocurrency 141

Security Affairs

APRIL 25, 2023

” The Mirai botnet is exploiting the issue to gain access to the device and downloads the malicious payload for the targeted architecture. The Mirai botnet that is behind the attacks observed by ZDI is focused on launching DDoS attacks, it has the capability to target Valve Source Engine (VSE).

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DDOS Engineering Firmware Architecture 89

SecureList

SEPTEMBER 21, 2023

Dark web services: DDoS attacks, botnets, and zero-day IoT vulnerabilities Of all IoT-related services offered on the dark web, DDoS attacks are worth examining first. See translation I’m the world’s best-known DDoS attacker for hire (getting ahead of myself here). Our advantages: 1.

IoT 92

IoT DDOS Passwords Malware 92

SecureList

APRIL 13, 2023

Recently we explored the topic of infection methods, including malvertising and malicious downloads. RapperBot: “intelligent brute forcing” RapperBot, based on Mirai (but with a different C2 command protocol), is a worm infecting IoT devices with the ultimate goal to launch DDoS attacks against non-HTTP targets.

Malware 104

Malware Engineering Advertising Phishing 104

Security Affairs

JUNE 22, 2023

The attack chain commences with the exploitation of one of the above issues, then the threat actor tries to download a shell script downloader from a remote server. Upon executing the script, it would download and execute the proper bot clients for the specific Linux architectures: hxxp://185.225.74[.]251/armv4l

IoT 84

IoT Malware Encryption DDOS 84

Security Affairs

OCTOBER 7, 2020

Experts noticed that the malware supports multiple CPU architectures, including x86(32/64), ARM(32/64), MIPS(MIPS32/MIPS-III) and PPC, it is written in the Go open-source programming language. Upon gaining access to the device, the bot downloads one of seven binaries that install the HEH malware. ” concludes the post.

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Architecture IoT Malware Advertising 116

Security Affairs

APRIL 8, 2020

Cybersecurity researchers discovered a new IoT botnet, tracked as Dark Nexux, that is used to launch distributed denial-of-service (DDoS) attacks. Dark Nexux is the name of a new emerging IoT botnet discovered by Bitdefender that is used to launch DDoS attacks. through 8.6). net:80), and then executes them.

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IoT DDOS Architecture Advertising 73

Security Affairs

OCTOBER 23, 2018

Security experts from Sophos Labs have spotted a new piece of IoT malware tracked as Chalubo that is attempting to recruit devices into a botnet used to launch DDoS attacks. The IoT malware ran only on systems with an x86 architecture. The script would also download, decrypt, and execute whatever Lua script it finds.

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IoT DDOS Architecture Malware 79

Malwarebytes

FEBRUARY 24, 2022

But the NCSC warns that it is likely that Sandworm is capable of compiling the same or very similar malware for other architectures and firmware. Among the latest attacks on Ukraine was a distributed denial of service (DDoS) attack.

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Malware Firewall Firmware DDOS 145

Security Affairs

MARCH 21, 2020

Palo Alto Networks first spotted the Mukashi’s activity on March 12, when the threat actor attempted to download a shell script to the tmp directory, execute the downloaded script, and remove the evidence on a vulnerable device. The bot supports various commands, like Mirai, such as launching DDoS attacks.

DDOS 102

DDOS Authentication Advertising Firmware 102

Security Affairs

NOVEMBER 11, 2020

Botnet operators monetize their efforts via XMRig, cgmining and with DDoS-for-hire services. . In the first stage of the attack, a payload downloads the other components. The payload is named “pty” followed by a number used to map the architecture. Below some download URL examples: hxxp://159.89.156.190/.y/pty2

IoT 112

IoT Malware DDOS Architecture 112

Security Affairs

SEPTEMBER 20, 2020

According to the researchers, in the last months of 2019, the botnet was mainly involved in DDoS attacks. The botnet supports the following capabilities: DDoS attack Collecting Bot Information Execute the payload of the specified URL Update the sample from the specified URL Execute system or custom commands. ” file.

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IoT DDOS Architecture Passwords 122

Security Boulevard

JANUARY 11, 2024

These families are a particularly formidable threat to the public sector — in the form of distributed denial-of-service (DDoS) attacks. For instance, threat actors can weaponize IoT botnets to execute DDoS attacks targeting essential services and government websites.

IoT 75

IoT Malware Education Government 75

Security Affairs

APRIL 16, 2021

Gafgyt also uses some of the existing exploits (CVE-2017-17215, CVE-2018-10561) to download the next stage payloads, which we will discuss further on. HTTP flooding is a kind of DDoS attack in which the attacker sends a large number of HTTP requests to the targeted server to overwhelm it. Figure 9: Downloaded malicious script.

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Malware DDOS IoT Firmware 118

Security Affairs

MARCH 17, 2021

ZHtrap propagates using four vulnerabilities, experts pointed out that the botnet mainly used to conduct DDoS attacks and scanning activities, while integrating some backdoor features. ZHtrap supports multiple architectures, including x86, ARM, and MIPS.

DDOS 81

DDOS Architecture Encryption Hacking 81

eSecurity Planet

MAY 20, 2024

6 Benefits of Digital Rights Management 5 Challenges & Limitations of DRM Common Use Cases of DRM-Protected Contents DRM License Models & Architecture 6 DRM Technologies to Use Now Legal Considerations of DRM Frequently Asked Questions (FAQs) Bottom Line: DRM Provides Special-Use Encryption How Does Digital Rights Management (DRM) Work?

Encryption 60

Encryption Architecture Software Technology 60

Security Affairs

APRIL 1, 2019

The popular expert unixfreaxjp analyzed a new China ELF DDoS’er malware tracked as “Linux/DDoSMan” that evolves from the Elknot malware to deliver new ELF bot. The code seems inspired from multiple source code of China basis DDoS client, like Elknot. Figure 2: The C2 software for Linux DDoS.

DDOS 82

DDOS Malware Encryption Penetration Testing 82

Security Affairs

FEBRUARY 27, 2019

According to Talos, both payloads downloads the same bash script, the first one uses the wget to download the script, while the second one leverages obfuscated Java to invoke bash and download the same bash script with wget. Attackers are likely attempt ing to make the exploit work on a broader variety of platforms.

Cryptocurrency 82

Cryptocurrency Advertising DDOS Malware 82

Security Affairs

JUNE 15, 2021

Upon compromising an IoT device, the malicious code connects to the Cyberium domain to retrieve a bash script that is used as a downloader similarly to other Mirai variants. The botnet was designed to carry out distributed denial of service (DDoS) attacks like the original Mirai bot.

Malware 114

Malware Internet Internet DDOS 114

Security Affairs

JULY 4, 2019

Godlua is a DDoS bot that was already involved in attacks in the wild, such as the one that hit liuxiaobei[.]com “The Bot sample downloads many Lua scripts when executing, and the scripts can be broken down to three categories: execute, auxiliary, and attack.” com domain. The second variant. ” states the analysis.

DNS 80

DNS Malware Advertising DDOS 80

Security Affairs

FEBRUARY 20, 2021

“The novelty of this downloader arises primarily from the way it uses JavaScript for execution—something we hadn’t previously encountered in other macOS malware—and the emergence of a related binary compiled for Apple’s new M1 ARM64 architecture.” .” reads the analysis published by RedCanary.

Malware 142

Malware Adware Antivirus DDOS 142

Security Boulevard

JUNE 2, 2022

Multiple-extortion attacks that utilize data theft, distributed denial of service (DDoS) attacks, customer communications, and more as layered extortion tactics to increase ransom payouts. Use a zero trust architecture to secure internal applications, making them invisible to attackers. About ThreatLabz.

Ransomware 105

Ransomware Architecture Manufacturing Encryption 105

Security Affairs

MAY 31, 2019

“Unlike common Linux malware, HiddenWasp is not focused on crypto-mining or DDoS activity. Then the script downloads a Tar archive that contains the rootkit, the Trojan, and the initial deployment script. HiddenWasp is a new sophisticated Linux malware still undetected by the majority of anti-virus solutions.

Malware 90

Malware Advertising DDOS Architecture 90

SecureList

JANUARY 23, 2023

The most common attack scenarios here are: attacks on employees (social engineering), attacks on IT infrastructure (DDoS), as well as attacks on critical infrastructure. This gives SOC a goal: to enhance the SOC team, architecture, and operations for better performance.

Government 103

Government Media Social Engineering Ransomware 103

Security Affairs

APRIL 28, 2020

The first version spotted by TrendMicro includes a DDoS script that could be used by botmaster to set-up DDoS for-hire service offered on the dark web. Based on our findings, there are some similarities in both techniques and architectures with another cybercrime group, which appeared in the wild around 2012, most probably Romanian.

Architecture 99

Architecture Malware Hacking DDOS 99

Security Affairs

SEPTEMBER 29, 2018

According to experts from Avast, the Torii bot has been active since at least December 2017, it could targets a broad range of architectures, including ARM, MIPS, x86, x64, PowerPC, and SuperH. The Torii IoT botnet stands out for the largest sets of architectures it is able to target. ” reads the analysis published by Avast.

IoT 84

IoT Architecture Advertising DDOS 84

eSecurity Planet

NOVEMBER 18, 2021

The victim downloads the file and double-clicks to open it, which triggers the code in the background. REST is a standardized client-server architecture for APIs where resources can be fetched at specific URLs. too much depth in your query can result in overloads leading to self-inflicted DDoS (distributed denial-of-service).

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Penetration Testing Social Engineering Software Wireless 132

CyberSecurity Insiders

NOVEMBER 11, 2021

However, there is a difference between the Mirai malware and the new malware variants using Go, including differences in the language in which it is written and the malware architectures. It also has different DDoS functionality. Malware payload download link. Malware payload download link. Malware payload download link.

Malware 85

Malware IoT Firmware Authentication 85

eSecurity Planet

JULY 25, 2023

Botnets : Networks of compromised computers are controlled by a central attacker and used for various malicious activities such as launching coordinated distributed denial of service ( DDoS ) attacks, providing a staging point for attacks on other victims, or distributing spam.

Software 98

Software Data breaches DDOS Ransomware 98

eSecurity Planet

APRIL 19, 2023

Portnox publishes their Security Architecture and Principles for customer review and Portnox Cloud (formerly known as Clear) holds System and Organization Controls (SOC) 2 Type II certification for the NAC-as-a-Service platform. per device per year for each additional 30 (RADIUS+) to 45 (ZTNA) days.

IoT 98

IoT Authentication VPN Backups 98