Iranian state-sponsored APT group MuddyWater targeting organizations via malicious executables

THREAT LEVEL: Red. United States Cyber Command USCYBERCOM has warned of an ongoing cyber attack by Iranian state sponsored actor named as MuddyWater. This APT group is currently targeting Middle Eastern countries and has also targeted European and North American nations. The Iranian-backed...

MoonBounce: New malware deployed by APT41 in UEFI firmware

THREAT LEVEL: Red. For a detailed advisory, download the pdf file here. MoonBounce is a new type of malware that hides in the most complex part of an Operating System OS, the Basic Input Output System BIOS chip, and thus persists even after reinstalling your OS or formatting your hard drive...

CVE-2021-30319

Possible integer overflow due to improper validation of command length parameters while processing WMI command in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile,...

APT Actors Exploiting CVE-2021-44077 in Zoho ManageEngine ServiceDesk Plus

Summary This joint Cybersecurity Advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge ATT &CK® framework, Version 9. See the ATT&CK for Enterprise framework for referenced threat actor techniques and for mitigations. This joint advisory is the result of analytic efforts...

Qualcomm 芯片缓冲区错误漏洞

A Qualcomm chip is a chip from Qualcomm Incorporated USA. a way to miniaturize circuits primarily semiconductor devices, but also passive components, etc. and are manufactured from time to time on the surface of semiconductor wafers. A buffer error vulnerability exists in multiple Qualcomm produc...

CISA, FBI: State-Backed APTs Are Exploiting Critical Zoho Bug

The FBI, CISA and the U.S. Coast Guard Cyber Command CGCYBER warned today that state-backed advanced persistent threat APT actors are likely among those who’ve been actively exploiting a newly identified bug in a Zoho single sign-on and password management tool since early last month. At issue is...

July 13, 2021 Public preview security update (KB5004243)

None None...

CIMplant - C# Port Of WMImplant Which Uses Either CIM Or WMI To Query Remote Systems

C port of WMImplant which uses either CIM or WMI to query remote systems. It can use provided credentials or the current user's session. Note: Some commands will use PowerShell in combination with WMI, denoted with in the --show-commands command. Introduction CIMplant is a C rewrite and expansion...

April 13, 2021—KB5001392 (Security-only update)

None None...

March 9, 2021—Hotpatch KB5001080 (OS Build 17784.1588)

None None...

December 8, 2020—KB4592471 (Monthly Rollup)

None None...

VMware Carbon Black First to Block Hidden Malicious Commands in Obfuscated Scripts

For a long time now, our Threat Analysts have flagged the growing threat of script-based attacks, especially from Microsoft PowerShell and Windows Management Interface script commands, and their ability to escape notice in many antivirus solutions. Increasingly, these types of attacks have become...

PowerSploit

This is a PowerShell module repository called PowerSploit, which is a collection of tools for penetration testing and red teaming. The repository contains several modules, including AntivirusBypass and CodeExecution. The AntivirusBypass module is designed to help evade antivirus detection, and it...

The science behind Microsoft Threat Protection: Attack modeling for finding and stopping evasive ransomware

The linchpin of successful cyberattacks, exemplified by nation state-level attacks and human-operated ransomware, is their ability to find the path of least resistance and progressively move across a compromised network. Determining the full scope and impact of these attacks is one the most...

June 9, 2020—KB4561621 (OS Build 17134.1550)

None None...

PowerTools

This repository is an offensive tool for PowerShell exploitation. It contains a collection of scripts that utilize a common pattern to host a script on a PowerShell webserver, invoke the IEX download cradle to download/execute the target code and post the results back to the server, and then...

Persistence – WMI Event Subscription

Windows Management Instrumentation WMI enables system administrators to perform tasks locally and remotely. From the perspective of red teaming WMI can be used to perform… Continue reading - Persistence - WMI Event Subscription...

CertUtil Qualms: They Came to Drop FOMBs

This blog post covers an interesting intrusion attempt that Mandiant Managed Defense thwarted involving the rapid weaponization of a recently disclosed vulnerability combined with the creative use of WMI compiled “.bmf” files and CertUtil for obfuscated execution. This intrusion attempt highlight...

Watch Out! Microsoft Spotted Spike in Astaroth Fileless Malware Attacks

Security researchers at Microsoft have released details of a new widespread campaign distributing an infamous piece of fileless malware that was primarily being found targeting European and Brazilian users earlier this year. Dubbed Astaroth , the malware trojan has been making the rounds since at...

Dismantling a fileless campaign: Microsoft Defender ATP’s Antivirus exposes Astaroth attack

The prevailing perception about fileless threats, among the security industry’s biggest areas of concern today, is that security solutions are helpless against these supposedly invincible threats. Because fileless attacks run the payload directly in memory or leverage legitimate system tools to r...