1014 matches found
Stolen Credentials Led to Data Theft at United Nations
A threat actor used stolen credentials from a United Nations employee to breach parts of the UN’s network in April and steal critical data, a spokesman for the intergovernmental organization has confirmed. That data lifted from the network can be used to target agencies within the UN, which alrea...
Tooling Network Detection & Response for Ransomware
Everywhere you look, there are new reports coming out about ransomware. And cybercriminals are becoming more aggressive, demanding even more in ransom payments than ever before. According to Palo Alto Networks’ Unit 42, ransom payments are up 82 percent in the first half of 2021, with an average...
FIN7 Capitalizes on Windows 11 Release in Latest Gambit
The FIN7 financial cybercrime gang is back, delivering JavaScript backdoors using Word documents themed around the next version of Windows. That’s according to researchers at Anomali, who observed a recent campaign from the group that leveraged six different docs, all referencing “Windows 11 Alph...
Researchers Uncover FIN8's New Backdoor Targeting Financial Institutions
A financially motivated threat actor notorious for setting its sights on retail, hospitality, and entertainment industries has been observed deploying a completely new backdoor on infected systems, indicating the operators are continuously retooling their malware arsenal to avoid detection and st...
When coin miners evolve, Part 2: Hunting down LemonDuck and LemonCat attacks
Note: In this two-part blog series, we expose a modern malware infrastructure and provide guidance for protecting against the wide range of threats it enables. Part 1 covered the evolution of the threat, how it spreads, and how it impacts organizations. Part 2 provides a deep dive on the attacker...
When coin miners evolve, Part 2: Hunting down LemonDuck and LemonCat attacks
Note: In this two-part blog series, we expose a modern malware infrastructure and provide guidance for protecting against the wide range of threats it enables. Part 1 covered the evolution of the threat, how it spreads, and how it impacts organizations. Part 2 provides a deep dive on the attacker...
AD Starter Scan - Dangerous Trust Relationship
Binary data adsitrustunsafe.nbin...
Awesome-Red-Teaming
This is an offensive tool for Red Teaming. It is a list of resources for anyone wishing to learn about Red Teaming, including initial access, execution, persistence, privilege escalation, defense evasion, credential access, discovery, lateral movement, collection, exfiltration, command and contro...
Exploit for CVE-2020-1472
PoC exploit for CVE-2020-1472 ZeroLogon vulnerability. The target product/service is Windows Domain Controller DC. The vulnerability class/vector is authentication bypass via all-zero challenge. The probable entry point is the Netlogon service, which is accessed via the Impacket library. Notable...
Tactics, Techniques, and Procedures of Indicted APT40 Actors Associated with China’s MSS Hainan State Security Department
Summary This Joint Cybersecurity Advisory was written by the Federal Bureau of Investigation FBI and the Cybersecurity and Infrastructure Security Agency CISA to provide information on a Chinese Advanced Persistent Threat APT group known in open-source reporting as APT40. This advisory provides...
Anyone can arbitrarily add router liquidity
Handle 0xRajeev Vulnerability details Impact The addLiquidity function takes a router address parameter whose liquidity is increased instead of assuming that router == msg.sender like done on removeLiquidity on this contract/chain by transferring the fund amount from router address to this contra...
REvil Ransomware gang behind the Kaseya VSA Supply-Chain attack
THREAT LEVEL: Red. For a detailed advisory, download the pdf file here. The REvil ransomware group was successful in carrying out a supply chain attack by exploiting the zero-day vulnerability CVE-2021-30116 in the Kaseya VSA server and delivering a malicious script to all the computer devices...
Indexsinas SMB Worm Campaign Infests Whole Enterprises
The Indexsinas SMB worm is on the hunt for vulnerable environments to self-propagate into, researchers warned – with a particular focus on the healthcare, hospitality, education and telecommunications sectors. Its end goal is to drop cryptominers on compromised machines. Indexsinas, aka...
Bash Ransomware DarkRadiation Targets Red Hat- and Debian-based Linux Distributions
We investigate how certain hacking tools are used to move laterally on victims’ networks to deploy ransomware. These tools contain reconnaissance/spreader scripts, exploits for Red Hat and CentOS, binary injectors, and more. In this blog, we focus on analyzing the worm and ransomware script...
TChopper - Conduct Lateral Movement Attack By Leveraging Unfiltered Services Display Name To Smuggle Binaries As Chunks Into The Target Machine
New technique I have discovered recently and give it a nickname Chop chop to perform lateral movement using windows services display name and WMI by smuggling the malicious binary as base64 chunks and automate the process using the TChopper tool. How it works the tool will get the file you willin...
SharpWebServer - HTTP And WebDAV Server With Net-NTLM Hashes Capture Functionality
A Red Team oriented simple HTTP & WebDAV server written in C with functionality to capture Net-NTLM hashes. To be used for serving payloads on compromised machines for lateral movement purposes. Requires .NET Framework 4.5 and System.Net and System.Net.Sockets references. Usage :: SharpWebServer ...
Metarget - Framework Providing Automatic Constructions Of Vulnerable Infrastructures
1 Introduction Metarget = meta- + target, a framework providing automatic constructions of vulnerable infrastructures, used to deploy simple or complicated vulnerable cloud native targets swiftly and automatically. 1.1 Why Metarget? During security researches, we might find that the deployment of...
Cobalt Strike, a penetration testing tool abused by criminals
If you were to compose a list of tools and software developed by security and privacy defenders that ended up being abused by the bad guys, then Cobalt Strike would unfortunately be near the top of the list. Maybe only Metasploit could give it a run for the first place ranking. Metasploit—probabl...
CheeseTools - Self-developed Tools For Lateral Movement/Code Execution
This repository has been made basing onto the already existing MiscTool, so big shout-out to rasta-mouse for releasing them and for giving me the right motivation to work on them. CheeseExec Command Exec / Lateral movement via PsExec-like functionality. Must be running in the context of a...
Approval for NFT transfers is not removed after transfer
Handle cmichel Vulnerability details Vulnerability Details The Visor.transferERC721 does not reset the approval for the NFT. Impact An approved delegatee can move the NFT out of the contract once. It could be moved to a market and bought by someone else who then deposits it again to the same vaul...