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 91

IoT DDOS Passwords Malware 91

Pen Test Partners

SEPTEMBER 13, 2023

Justification must be documented within the newly added Appendix E (Customized Approach Template). Section 3 Sensitive authentication data must now be encrypted or protected if stored before authorization. Disk level encryption is no longer permitted for protection unless it is a form of removeable media (e.g.,

Authentication 52

Authentication Passwords Media Encryption 52

Cisco Security

NOVEMBER 29, 2021

Cisco Secure supports the NOC operations with DNS visibility and architecture intelligence ( Cisco Umbrella and Cisco Umbrella Investigate ) and automated malware analysis and threat intelligence ( Cisco Secure Malware Analytics (Threat Grid) , backed by Cisco Talos Intelligence and Cisco SecureX ). The other half is Clarity for iOS.

DNS 123

DNS Mobile Malware Firewall 123

Lenny Zeltser

MAY 3, 2019

To understand the basis for these recommendations, read the documents mentioned at the end of the post. Use a password vault, avoiding password reuse. Attackers stole sensitive documents. Adversaries have routinely pursued sensitive campaign documents. Use encrypted chat for sensitive discussions.

Cybersecurity 111

Cybersecurity Social Engineering Authentication Software 111

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 97

Malware Ransomware Encryption Energy and Utilities 97

SecureWorld News

SEPTEMBER 7, 2023

Quantum computing poses a potential threat to current cybersecurity practices, which are based on encryption algorithms that can be broken by quantum computers. Ultimately, regardless of how standards and technology continue to evolve and adapt, the shortest way to break encryption is to obtain the key.

Encryption 90

Encryption Technology Risk Architecture 90

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. The malware executable file is placed in /tmp directory with a random name. Record the microphone input.

Malware 112

Malware DNS Encryption Cryptocurrency 112

Security Affairs

APRIL 23, 2019

Security expert Marco Ramilli published the findings of a quick analysis of the webmask project standing behind the DNS attacks implemented by APT34 (aka OilRig and HelixKitten ). According to Duo, “ OilRig delivered Trojans that use DNS tunneling for command and control in attacks since at least May 2016. Leaked Source code.

DNS 73

DNS Computers and Electronics Penetration Testing Government 73

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 111

VPN Passwords Encryption Malware 111

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 107

Firewall Network Security Penetration Testing Encryption 107

eSecurity Planet

APRIL 26, 2024

Server: Provides powerful computing and storage in local, cloud, and data center networks to run services (Active Directory, DNS, email, databases, apps). These controls include: Active Directory (AD): Manages users, groups, and passwords as a fundamental access control for an organization and the basis for most other security tools.

Architecture 117

Architecture Network Security Firewall Risk 117

SecureList

JANUARY 13, 2022

A document sent from one colleague to another on a topic, which is currently being discussed, is unlikely to trigger any suspicion. Ultimately, it elevates the level of trust sufficiently for the document to be opened. server-side document viewer like GoogleDocs, Collabora Online, ONLYOFFICE, Microsoft Office Online, etc.).

Cryptocurrency 130

Cryptocurrency Malware Accountability Banking 130

Duo's Security Blog

JULY 8, 2021

Though in recent weeks ransomware has firmly been in the forefront of people’s minds, the first documented instance of what we now know as ransomware dates back to Dr. Joseph Popp in 1989. Next, it would encrypt files on the victim’s system and deny access until they sent a $189 payment to a post office box in Panama.

Ransomware 84

Ransomware DNS Encryption Healthcare 84

SecureList

MAY 23, 2023

Infection vectors We have limited visibility on their infection vectors, but during our investigations, we observed the usage of fake Skype installers and malicious Word documents. The document was configured to load an external object from a legitimate and compromised website: hxxps://www.pak-developers[.]net/internal_data/templates/template.html!

Malware 120

Malware Encryption Government Technology 120

Duo's Security Blog

JANUARY 28, 2022

Imagine a shift away from logging into a “network” to having security seamlessly built into the network, and multi-factor authentication and authorization continuously performed at the application level on the fly — without users typing passwords.

Authentication 52

Authentication Government DNS Encryption 52

SecureList

AUGUST 30, 2023

Since 2018, Lazarus has persistently targeted crypto-currency-related businesses for a long time, using malicious Word documents and themes related to the crypto-currency business to lure potential targets. The threat actor not only develops its own tools, but also uses open source or commercially available implants and offensive tools.

Malware 76

Malware Spyware Cryptocurrency Government 76

Herjavec Group

AUGUST 26, 2021

1962 — Allan Scherr — MIT sets up the first computer passwords, for student privacy and time limits. Student Allan Scherr makes a punch card to trick the computer into printing off all passwords and uses them to log in as other people after his time runs out. She connects him to any phone number he requests for free.

Cybercrime 135

Cybercrime Computers and Electronics Banking Hacking 135

eSecurity Planet

MARCH 10, 2021

The least common of SQL injection attacks, the out-of-band method relies on the database server to make DNS or HTTP requests delivering data to an attacker. . . . Encryption: Keep Your Secrets Secret. Therefore encryption and hashing passwords, confidential data, and connection strings are of the utmost importance. .

Penetration Testing 114

Penetration Testing Firewall Software Accountability 114

eSecurity Planet

JANUARY 27, 2022

Documents from both CISA and NIST include integrity monitoring as a key component of zero trust, but the OMB memorandum doesn’t include similar treatment.”. All traffic must be encrypted and authenticated as soon as practicable.”. networks encrypting all DNS requests and HTTP traffic. creating isolated environments.

Cybersecurity 114

Cybersecurity Architecture Government Authentication 114

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

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). Tomiris’s endgame consistently appears to be the regular theft of internal documents. Some samples contain traces of Russian language.

Malware 95

Malware DNS Government Software 95

Troy Hunt

NOVEMBER 25, 2020

I can't blame this on the teddy bears themselves, rather the fact that the MongoDB holding all the collected data was left publicly facing without a password. Probably “no”, but in a perfect world they’d document local connections by other apps and not break that. The vulnerability is the result of weak encryption used by TP-Link.

IoT 357

IoT Firmware Risk Manufacturing 357

eSecurity Planet

MARCH 16, 2023

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. Examples of human error include: Posting written router passwords or sending them over email or Slack.

Network Security 107

Network Security Firewall Internet Internet 107

SecureList

NOVEMBER 26, 2021

The link leads to a RAR archive that masquerades as a Word document. To exploit the vulnerability, attackers embed a special object in a Microsoft Office document containing a URL for a malicious script. If the victim opens the document, Microsoft Office downloads the script and runs it using the MSHTML engine. Gamers beware.

Malware 91

Malware Banking Energy and Utilities Accountability 91

Cisco Security

AUGUST 28, 2023

To be a NOC partner, you must be willing to collaborate, share API (Automated Programming Interface) keys and documentation, and come together (even as market competitors) to secure the conference, for the good of the attendees. Cleartext passwords and usernames disclosed in traffic.

Wireless 60

Wireless DNS Mobile Technology 60

SecureList

OCTOBER 19, 2021

In this document, we decided to provide a brief description of the Trickbot modules. Downloaded modules are encrypted, and can be decrypted with the Python script below. Threat actors can decrypt these files and dump the usernames, password hashes, computer names, groups, and other data. This module is a password stealer module.

Banking 139

Banking Passwords VPN Internet 139

eSecurity Planet

FEBRUARY 16, 2021

Organizations can help prevent their computers from becoming part of a botnet by installing anti-malware software, using firewalls , keeping software up-to-date, and forcing users to use strong passwords. Always change the default passwords for any IoT devices you install before extended use. Examples of Botnet Malware Attacks.

Malware 104

Malware Adware Spyware Antivirus 104

SecureList

MAY 31, 2021

Once the victim opens an infected document and agrees to enable macros, the malware is dropped onto the system and proceeds to a multi-stage deployment procedure. Ransomware encrypting virtual hard disks. Ransomware gangs are exploiting vulnerabilities in VMware ESXi to target virtual hard disks and encrypt the data stored on them.

Malware 100

Malware Adware Encryption Architecture 100

Malwarebytes

MAY 9, 2023

The lure in this case was themed about Luhansk: Lure used in OP#2 A valid translation of this document would be: RESOLUTION dated March 25, 2021 No. The configuration was encrypted, and looked like this: Config file forms the end of ntuser.dat That configuration was encrypted using AES. лидерывозрождения[.]рф)

Surveillance 72

Surveillance Accountability DNS Encryption 72

Kali Linux

NOVEMBER 27, 2022

In Secure Kali Pi (2022) , the first blog post in the Raspberry Pi series, we set up a Raspberry Pi 4 with full disk encryption. A shortcut to generating one is to simply run wpa_passphrase SSID PASSWORD where SSID is the name of the wireless network, and PASSWORD is the passphrase (aka PSK) for the network. 192.168.42.1:255.255.255.0:securekalipi:wlan0

Firmware 52

Firmware Wireless Passwords VPN 52

SecureList

NOVEMBER 18, 2022

The former threatened files accessible from the internet over SMB protocol and protected by a weak account password. Most of the network threats detected in Q3 2022 were again attacks associated with brute-forcing passwords for Microsoft SQL Server, RDP, and other services. Vulnerability statistics. Attacks on macOS.

Mobile 88

Mobile Malware Ransomware IoT 88

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

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 69

Banking Malware Internet Internet 69

Fox IT

JUNE 23, 2020

They also display attention to detail by, for example, ensuring that they obtain the passwords to disable security tools on a network prior to deploying the ransomware. WastedLocker aims to encrypt the files of the infected host. This is described in more detail in the String encryption section. WastedLocker.

Ransomware 45

Ransomware Encryption Malware Architecture 45

Security Boulevard

APRIL 13, 2022

I’d also like to thank Duane Michael ( @subat0mik ) and Evan McBroom ( @mcbroom_evan ) for researching Network Access Account (NAA) policy encryption and decryption with me (coming soon), as well as Elad Shamir ( @elad_shamir ) and Nick Powers ( @zyn3rgy ) for helping me identify the attacks that are possible using the relayed credentials.

Authentication 52

Authentication Accountability Penetration Testing Software 52

eSecurity Planet

FEBRUARY 3, 2021

With access to DSInternals, the malware could query the AD servers and steal data, passwords, and keys. With user account credentials, attackers had a suite of email, documents, and data at their fingertips. 509 keys or password credentials to legitimate OAuth applications to offer protracted authorized access. Encryption.

Software 60

Software Malware Authentication Penetration Testing 60

eSecurity Planet

MAY 24, 2023

GuardDuty collects data from a variety of sources, including AWS CloudTrail logs, VPC Flow Logs, DNS Logs, Amazon S3 Logs, Amazon EC2 Logs, and AWS Config. To protect data from unwanted access, exfiltration, or data leakage, a good CWP platform should include features such as encryption, data loss prevention (DLP), and access controls.

Threat Detection 98

Threat Detection Software Data breaches Malware 98