Apache Struts 2 REST Plugin XStream Remote Code Execution

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Apache Struts 2 REST Plugin XStream RCE', 'Description' = %q Apache Struts versions 2.5 through 2.5.12 using the REST plugin are vulnerable to a...

Threat Round Up for Aug 25 - Sep 1

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between August 25 and September 1. As with previous round-ups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavior...

New Locky Variant 'IKARUSdilapidated' Strikes Again

A second wave of the Locky ransomware variant called IKARUSdilapidated has been identified by security experts. The source of the ransomware is a botnet of zombie computers coordinated to launch phishing attacks that send emails and attachments appearing to come from a targeted recipient’s truste...

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...

Threat Round-up for July 14 - July 21

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between July 14 and July 21. As with previous round-ups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavior characteristics,...

Keeping up with the Petyas: Demystifying the malware family

Last June 27, there was a huge outbreak of a Petya-esque malware with WannaCry-style infector in the Ukraine. Since there is still confusion about how exactly this malware is linked to the original Petya, we have prepared this small guide on the background of the Petya family. The origin of Petya...

New Point-of-Sale Malware LockPoS Hitches Ride with FlokiBot

Botnets distributing FlokiBot point-of-sale malware have awoken from months of slumber and are back in business spewing a new malware dubbed LockPoS. Researchers say the malware is still flying under the radar of many antivirus and intrusion detection systems because it’s so new. Currently, LockP...

Dr0p1t Framework 1.3 - A Framework That Creates An Advanced FUD Dropper With Some Tricks

Have you ever heard about trojan droppers ? In short dropper is type of trojans that downloads other malwares and Dr0p1t gives you the chance to create a stealthy dropper that bypass most AVs and have a lot of tricks! Features Generated executable properties: The executable size is smaller compar...

Threat Actors Target Chinese Language News Sites

A California-based news website covering China, called China Digital Times, was targeted in a spying campaign that involved phishing lures and the use of the NetWire remote access Trojan. The attacks began in February 2017 and were part of a wider campaign of phishing, reconnaissance and malware...

Threat Round-up for May 05 - May 12

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between May 05 and May 12. As with previous round-ups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavior characteristics,...

IBM: Destroy USBs Infected with Malware Dropper

USB drives shipped with some IBM’s Storwize storage products are infected with malware, and the tech giant advises customers destroy the devices. IBM would not comment on the source of the infection or where in the supply chain the interdiction happened, and instead referred Threatpost to an...

Locky Ransomware Roars Back to Life Via Necurs Botnet

Cybercriminals behind the Locky ransomware and Necurs botnet are back in business. Last Friday researchers spotted both delivering nearly 35,000 emails in just a few hours, the first major Locky campaign researchers have seen in months, according to Cisco Talos. Researchers warn the latest Locky...

Wave of Java-Based RATs Target Tax Filers

Spammers are spreading Java-based remote access Trojans, known as jRATs, targeting tax filers with attachments named “IRS Updates.jar” and “ImportantPDF.jar” that, if executed, give attackers access to compromised endpoints. Zscaler, which is tracking the jRATs, believes some of the campaigns cou...

Dr0p1t-Framework 1.2 - A Framework That Creates An Advanced FUD Dropper With Some Tricks

Have you ever heard about trojan droppers ? In short dropper is type of trojans that downloads other malwares and Dr0p1t gives you the chance to create a dropper that bypass most AVs and have some tricks ; Features Framework works with Windows and Linux Download executable on target system and...

Umbrella - A Phishing Dropper designed to Pentest

Umbrella is a file dropper dedicated to pentest, its download files on target system are execute them without a double execution of exe, only of embed. To compromise the same target again, you need delete this folder on target system : - C:\Users\Public\Libraries\Intel - because dropper checks th...

Dr0p1t-Framework - A Framework That Creates An Advanced FUD Dropper With Some Tricks

Have you ever heard about trojan droppers ? you can read about them from here . Dr0p1t let you create dropper like any tool but this time FUD with some tricks ; Features Works with Windows and Linux Adding malware after downloading it to startup Adding malware after downloading it to task schedul...

at(1) Persistence

This module achieves persistence by executing payloads via at1. This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'at1 Persistence', 'Description' = %q This module achieves persistence by executin...

Linux Kernel (Ubuntu / Fedora / Redhat) - 'Overlayfs' Privilege Escalation Exploit

Exploit for linux platform in category local exploits This module requires Metasploit: http://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework require "msf/core" class MetasploitModule 'Overlayfs Privilege Escalation', 'Description' = %q This module attempts ...

Nymaim Dropper Updates Delivery, Obfuscation Methods

A new variant of the Nymaim dropper has been identified that includes updated delivery and obfuscation methods, and the use of PowerShell routines to download its payloads. The updated dropper, used primarily to download banking Trojans in the past, has also been spreading ransomware, according t...

NetBSD mail.local Privilege Escalation

This module requires Metasploit: http://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework require "msf/core" class MetasploitModule 'NetBSD mail.local Privilege Escalation', 'Description' = %q This module attempts to exploit a race condition in mail.local with...