CCleaner Command and Control Causes Concern

This post was authored by Edmund Brumaghin, Earl Carter, Warren Mercer, Matthew Molyett, Matthew Olney, Paul Rascagneres and Craig Williams.Note: This blog post discusses active research by Talos into a new threat. This information should be considered preliminary and will be updated as research...

Red Alert 2.0: New Android Banking Trojan for Sale on Hacking Forums

The Recent discoveries of dangerous variants of the Android banking Trojan families, including Faketoken, Svpeng, and BankBot, present a significant threat to online users who may have their login credentials and valuable personal data stolen. Security researchers from SfyLabs have now discovered...

Graftor - But I Never Asked for This…

This post is authored by Holger Unterbrink and Matthew MolyettOverviewFree software often downloaded from large freeware distribution sites is a boon for the internet, providing users with functionality that otherwise they would not be able to use. Often users, happy that they are getting somethi...

Russian Hacking Tools Codenamed WhiteBear Exposed

Kaspersky Labs exposed a highly sophisticated set of hacking tools from Russia called WhiteBear. From February to September 2016, WhiteBear activity was narrowly focused on embassies and consular operations around the world. All of these early WhiteBear targets were related to embassies and...

Monitoring Windows Console Activity (Part 1)

Introduction While performing incident response, Mandiant encounters attackers actively using systems on a compromised network. This activity often includes using interactive console programs via RDP such as the command prompt, PowerShell, and sometimes custom command and control C2 console tools...

Turla APT Used WhiteBear Espionage Tools Against Defense Industry, Embassies

A toolset belonging to the Russian-speaking Turla APT has been publicly disclosed, and along with it details on its capabilities and indicators of compromise. The tools, called WhiteBear, were used to attack defense organizations as recently as June, and diplomatic targets in Europe, Asia and Sou...

Gazer: A New Backdoor Targets Ministries and Embassies Worldwide

Security researchers at ESET have discovered a new malware campaign targeting consulates, ministries and embassies worldwide to spy on governments and diplomats. Active since 2016, the malware campaign is leveraging a new backdoor, dubbed Gazer, and is believed to be carried out by Turla advanced...

Mobile WireX DDoS Botnet 'Neutralized' by Collaboration of Competitors

A collaboration between leading content delivery networks and technology companies—some of them competitors—is in the midst of shutting down the largest botnet of mobile devices ever recorded. The WireX botnet was detected on Aug. 17 after businesses in a number industries, most notably...

Proxy Aware PowerShell C2 Framework: PoshC2

PoshC2 is a proxy aware C2 framework written completely in PowerShell to aid penetration testers with red teaming, post-exploitation and lateral movement. The tools and modules were developed off the back of our successful PowerShell sessions and payload types for the Metasploit Framework...

WAP-billing Trojan-Clickers on rise

During the preparation of the "IT threat evolution Q2 2017" report I found several common Trojans in the "Top 20 mobile malware programs" list that were stealing money from users using WAP-billing - a form of mobile payment that charges costs directly to the user's mobile phone bill so they don't...

Threat Analysis: Carbon Black Threat Research Dissects PNG Dropper

UPDATE 8/14/17: After posting the original analysis, the Carbon Black Threat Research team received numerous requests for the tools to extract the second stage payload from the initial PNGdropper file. As a result, the source code and compiled binaries are being made public and are posted to the...

Google Removes Chrome Extension Used in Banking Fraud

Google has removed from the Chrome Web Store a malicious browser extension used by criminals in Brazil to target corporate users with the aim of stealing banking credentials. The twist is that the attackers did their homework on their targets, learning via social networks whom inside an...

Backdoor Found in Popular Server Management Software used by Hundreds of Companies

Cyber criminals are becoming more adept, innovative, and stealthy with each passing day. They are now adopting more clandestine techniques that come with limitless attack vectors and are harder to detect. Recently, cyber crooks managed to infiltrate the update mechanism for a popular server...

VulnCheck KEV: CVE-2017-20203

NetSarang Xmanager Enterprise 5.0 Build 1232, Xmanager 5.0 Build 1045, Xshell 5.0 Build 1322, Xftp 5.0 Build 1218, and Xlpd 5.0 Build 1220 contain a malicious nssock2.dll that implements a multi-stage, DNS-based backdoor. The dormant library contacts a C2 DNS server via a specially crafted TXT...

Malicious Package

Overview The npm-script-demo package is a piece of malware that opens a connection to a command and control server and executed the instructions it is given. It has been removed from the npm registry. Recommendation Any computer that has this package installed or running should be considered full...

3 New CIA-developed Hacking Tools For MacOS & Linux Exposed

WikiLeaks has just published a new set of classified documents linked to another CIA project, dubbed 'Imperial,' which reveals details of at least three CIA-developed hacking tools and implants designed to target computers running Apple Mac OS X and different flavours of Linux operating systems. ...

Google Detects Dangerous Spyware Apps On Android Play Store

Security researchers at Google have discovered a new family of deceptive Android spyware that can steal a whole lot of information on users, including text messages, emails, voice calls, photos, location data, and other files, and spy on them. Dubbed Lipizzan, the Android spyware appears to be...

DropboxC2C - A Post-Exploitation Agent Which Uses Dropbox Infrastructure For Command And Control Operations

DropboxC2C is a post-exploitation agent which uses Dropbox Infrastructure for command and control operations. DO NOT USE THIS FOR MALICIOUS PURPOSES. THE AUTHOR IS NOT RESPONSIBLE FOR ANY MISUSE OF THIS PROGRAM. Structure main.py - The "server" part which manages all the agents. agent.py - The...

New Linux Malware Exploits SambaCry Flaw to Silently Backdoor NAS Devices

Remember SambaCry? Almost two months ago, we reported about a 7-year-old critical remote code execution vulnerability in Samba networking software, allowing a hacker to remotely take full control of a vulnerable Linux and Unix machines. We dubbed the vulnerability as SambaCry, because of its...

Two New Platforms Found Offering Cybercrime-as-a-Service to 'Wannabe Hackers'

Cybercrime has continued to evolve and today exists in a highly organised form. Cybercrime has increasingly been commercialised, and itself become big business by renting out an expanded range of hacking tools and technologies, from exploit kits to ransomware, to help anyone build threats and...