SecureList

OCTOBER 25, 2023

It comes equipped with a built-in TOR network tunnel for communication with command servers, along with update and delivery functionality through trusted services such as GitLab, GitHub, and Bitbucket, all using custom encrypted archives. org and execute PowerShell scripts. Bitbucket repository content The repository houses only a README.md

Malware 107

Malware DNS Encryption Cryptocurrency 107

SecureList

SEPTEMBER 21, 2023

Attack vectors There are two main IoT infection routes: brute-forcing weak passwords and exploiting vulnerabilities in network services. A successful password cracking enables hackers to execute arbitrary commands on a device and inject malware. Unfortunately, users tend to leave these passwords unchanged.

IoT 86

IoT DDOS Passwords Malware 86

SecureList

DECEMBER 1, 2023

For most implants, the threat actor uses similar implementations of DLL hijacking (often associated with ShadowPad malware) and memory injection techniques, along with the use of RC4 encryption to hide the payload and evade detection. libssl.dll or libcurl.dll was statically linked to implants to implement encrypted C2 communications.

Malware 91

Malware Ransomware Encryption Energy and Utilities 91

Security Affairs

APRIL 12, 2019

On Thursday, Matrix.org warned users of the security breach, a hacker gained unauthorized access to the production databases, including unencrypted message data, access tokens, and also password hashes. As a precaution, if you’re a matrix.org user you should change your password now.” ” continues Matrix.org.

Hacking 83

Hacking DNS Passwords Data breaches 83

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 81

DDOS System Administration Advertising DNS 81

Security Affairs

MAY 6, 2023

Twitter confirmed that a security incident publicly exposed Circle tweets FBI seized other domains used by the shadow eBook library Z-Library WordPress Advanced Custom Fields plugin XSS exposes +2M sites to attacks Fortinet fixed two severe issues in FortiADC and FortiOS Pro-Russia group NoName took down multiple France sites, including the French (..)

Data breaches 95

Data breaches Malware Mobile Spyware 95

SecureList

APRIL 22, 2024

A connection like this created on domain controllers allows attackers to obtain the IP addresses of hosts on the internal network through DNS queries. 54112" Krong is a proxy that encrypts the data transmitted through it using the XOR function. Each user is assigned to a different port on the infected host.

VPN 105

VPN Passwords Encryption Malware 105

Security Affairs

OCTOBER 23, 2018

The new IoT malware borrows code from the Xor.DDoS and Mirai bots, it also implements fresh evasion techniques, for example, the authors have encrypted both the main component and its corresponding Lua script using the ChaCha stream cipher. The script would also download, decrypt, and execute whatever Lua script it finds.

IoT 81

IoT DDOS Architecture Malware 81

eSecurity Planet

APRIL 24, 2023

They can change SPanel’s branding with their own, get usage reports, and download or view the Apache and PHP logs. Also, webmasters can manage: API access PHP MySQL databases DNS records Backups FTP users Users can also create packages with predefined resource limits, view resource usage, automate accounts management, and more.

Backups 83

Backups Cybercrime Authentication Accountability 83

SecureList

AUGUST 30, 2023

The attackers were able to embed malicious code into the libffmpeg media processing library to download a payload from their servers. If the target opened the document and enabled the macros, a malicious script would extract the embedded downloader and load it with specific parameters.

Malware 73

Malware Spyware Cryptocurrency Government 73

Troy Hunt

SEPTEMBER 17, 2020

I want a "secure by default" internet with all the things encrypted all the time such that people can move freely between networks without ever needing to care about who manages them or what they're doing with them. Now let's try the mobile app: What's the encryption story there?

VPN 359

VPN Phishing DNS Encryption 359

Fox IT

JANUARY 12, 2021

Credential theft and password spraying to Cobalt Strike. This adversary starts with obtaining usernames and passwords of their victim from previous breaches. These credentials are used in a credential stuffing or password spraying attack against the victim’s remote services, such as webmail or other internet reachable mail services.

VPN 68

VPN Accountability Passwords DNS 68

SecureWorld News

DECEMBER 23, 2020

From these communications, there was a total of 270.16MB of upload, and 15.15MB of download, and each IP returned a valid TLS certificate for bananakick.net. His phone did not set the SNI in the HTTPS Client Hello message and it did not perform a DNS lookup for bananakick.net.

Spyware 52

Spyware Surveillance Hacking Media 52

SecureList

NOVEMBER 26, 2021

The attackers obtain initial access to a system by sending a spear-phishing email to the victim containing a Dropbox download link. If the victim opens the document, Microsoft Office downloads the script and runs it using the MSHTML engine. After this, they were tricked into downloading previously unknown malware.

Malware 86

Malware Banking Energy and Utilities Accountability 86

Security Affairs

DECEMBER 20, 2018

N051118 ), where the malicious payload was dropped abusing a macro-enabled word document able to download the malicious DLL paylaod. The malware tries to connect to the remote host 149.154.157.104 (EDIS-IT IT) through an encrypted SSL channel, then it downloads other components and deletes itself from the filesystem.

Banking 76

Banking Malware Internet Internet 76

Security Affairs

JULY 14, 2021

The malicious shell scripts used by Shlayer and Bundlore are usually malvertising-focused adware bundlers using shell scripts in the kill chain to download and install an adware payload. Bash scripts invoking encrypted Zip file. Upon installation, the disk image mounts thereby initiating the bash shell script installation.

Adware 122

Adware Encryption Malware Passwords 122

SecureList

JANUARY 13, 2022

The archive contained a document file such as Word, Excel or PDF file that was password protected alongside another file disguised as a text file containing the document’s password. After sending a beacon to the C2 server, the malware collects general system information, sending it after AES encryption. PROCESS_ID. #.

Cryptocurrency 126

Cryptocurrency Malware Accountability Banking 126

Security Affairs

APRIL 9, 2019

The origin of the infection chain is a simple LNK file, a technique originally adopted by state sponsored and advanced actors, designed to download and run a powershell file named “rdp.ps1” from a remote location through the command: C:WindowsSystem32WindowsPowerShellv1.0powershell.exe -ExecutionPolicy Bypass -Windo 1 $wm=[Text.Encoding]::UTF8.

Malware 72

Malware Advertising DNS Antivirus 72

eSecurity Planet

FEBRUARY 16, 2021

Adware, also known as malvertising , is a type of malware that downloads or displays advertisements to the user interface. Users sometimes unknowingly infect themselves with adware installed by default when they download and install other applications. Good password hygiene is one of the best ways to prevent access to keyloggers.

Malware 105

Malware Adware Spyware Antivirus 105

SecureList

SEPTEMBER 2, 2021

logins, passwords, etc.), In some cases, the emails were delivered with Microsoft Office documents (Word, Excel) or password-protected archives with the documents attached. The loaded payload (stager) includes another binary containing encrypted resource modules. The data is encrypted with the RC4 algorithm. an invoice).

Passwords 129

Passwords Encryption Banking Malware 129

eSecurity Planet

MARCH 22, 2023

Policies typically will be written documents that detail the requirements that will be enforced, such as password complexity. Minimum User Access Controls Active Directory: The smallest organizations might only worry about device access, otherwise known as the login credentials (username/password).

Firewall 104

Firewall Network Security Penetration Testing Encryption 104

eSecurity Planet

FEBRUARY 3, 2021

With access to DSInternals, the malware could query the AD servers and steal data, passwords, and keys. 509 keys or password credentials to legitimate OAuth applications to offer protracted authorized access. Fidelis Cybersecurity also confirmed downloading the trojan app. Encryption. Mail DNS controls.

Software 62

Software Malware Authentication Penetration Testing 62

Security Boulevard

JUNE 15, 2023

Enter Mystic Stealer, a fresh stealer lurking in the cyber sphere, noted for its data theft capabilities, obfuscation, and an encrypted binary protocol to enable it to stay under the radar and evade defenses. Loader refers to the ability to download and execute additional malware payloads. Polymorphic string obfuscation.

Cryptocurrency 52

Cryptocurrency Password Management Malware DNS 52

SecureList

APRIL 24, 2023

Introduction We introduced Tomiris to the world in September 2021, following our investigation of a DNS-hijack against a government organization in the Commonwealth of Independent States (CIS). Backdoors, whose feature set is typically limited to reconnaissance, command execution, file download and file upload.

Malware 89

Malware DNS Government Software 89

eSecurity Planet

MARCH 14, 2023

In this simple environment network security followed a simple protocol: Authenticate the user : using a computer login (username + password) Check the user’s permissions: using Active Directory or a similar Lightweight Directory Access Protocol (LDAP) Enable communication with authorized network resources (servers, printers, etc.)

Network Security 92

Network Security Firewall Penetration Testing Encryption 92

eSecurity Planet

SEPTEMBER 29, 2021

Free Kaspersky Password Manager Premium. Checks downloads, installs, and executables for viruses and threats. Free download that runs on the desktop. Bank-grade encryption to help keep information like passwords and personal details secure. This tool identifies which ransomware has encrypted the data.

Ransomware 107

Ransomware VPN Backups Malware 107

SecureList

MAY 23, 2023

The other known infection vector was a malicious document that uses the remote template injection technique to download a malicious HTML page, which exploits the Follina vulnerability. 01 Download – Read a file from the local system and upload it to the server. This tool was used in 2020. User-Agent: Mozilla/5.0 Windows NT 6.1;

Malware 117

Malware Encryption Government Technology 117

SecureList

OCTOBER 19, 2021

Over the years, Trickbot has acquired dozens of auxiliary modules that steal credentials and sensitive information, spread it over the local network using stolen credentials and vulnerabilities, provide remote access, proxy network traffic, perform brute-force attacks and download other malware. This module is a simple downloader.

Banking 136

Banking Passwords VPN Internet 136

Cisco Security

AUGUST 28, 2023

XDR (eXtended Detection and Response) Integrations At Black Hat USA 2023, Cisco Secure was the official Mobile Device Management, DNS (Domain Name Service) and Malware Analysis Provider. It was humorous to see the number of Windows update files that were downloaded at this premier cybersecurity conference.

Wireless 63

Wireless DNS Mobile Technology 63

eSecurity Planet

FEBRUARY 8, 2021

Backoff malware, which also dates back to 2013, scrapes memory for track data, logs keystrokes, and connects to a command and control server to upload stolen data and download additional malware. Point-to-point encryption: P2PE and tokenization, Miles said, are the one-two punch of an approach to card data security called data devaluation.

Retail 52

Retail Encryption Malware Artificial Intelligence 52

eSecurity Planet

MARCH 16, 2023

Downloadable malware : When clicked, links in emails or extensions on websites immediately download malicious software onto a host machine. DNS attacks : DNS cache poisoning, or hijacking, redirects a legitimate site’s DNS address and takes users to a malicious site when they attempt to navigate to that webpage.

Network Security 108

Network Security Firewall Internet Internet 108

SecureList

MAY 31, 2021

We believe that the most significant aspect of the Ecipekac malware is that the encrypted shellcodes are inserted into digitally signed DLLs without affecting the validity of the digital signature. It then downloads and installs the miner. Ransomware encrypting virtual hard disks. macOS developments.

Malware 94

Malware Adware Encryption Architecture 94

SecureList

JUNE 15, 2022

Complex attacks almost invariably feature several phases, such as reconnaissance, initial access to the infrastructure, gaining access to target systems and/or privileges, and the actual malicious acts (data theft, destruction or encryption, etc.). For example, use of data from stealer logs or password mining.

VPN 89

VPN Accountability Ransomware Encryption 89

NopSec

MARCH 6, 2020

NetBIOS was eventually superseded by Dynamic DNS, and performance further increased with changes to the protocol in SMB v2.0 However, on a domain controller you can hit the ground running in your assessment and dump the user accounts, groups, group memberships, and in some instances password policy information.

Authentication 52

Authentication Penetration Testing Passwords Accountability 52

SecureList

NOVEMBER 18, 2022

Number of unique users attacked by financial malware, Q3 2022 ( download ). The former threatened files accessible from the internet over SMB protocol and protected by a weak account password. Number of new ransomware modifications, Q3 2021 — Q3 2022 ( download ). Number of new miner modifications, Q3 2022 ( download ).

Mobile 83

Mobile Malware Ransomware IoT 83

Security Affairs

DECEMBER 20, 2019

Continuing to analyze the code, we reconstructed the approach used by the attacker to obfuscate the payload: all the necessary information has been encrypted, splitted, and then encoded in Base64 chunks stored into different structures named as “ta” , “t_ep” , “t_eq”. The “Dns” Plugin. Initialization of basic malware information.

Malware 60

Malware DNS Architecture Advertising 60

Cisco Security

AUGUST 26, 2022

This new integration supports Umbrella proxy, cloud firewall, IP, and DNS logs. It can read the full identity database and can update registered ASA firewalls in Full Download mode. They include various items like DKIM key inspections, DNS Resource Records and more. Using pxGrid v2.0, Read more here. Read more here.

Firewall 120

Firewall Authentication Passwords Threat Detection 120