Generic Signature Format for SIEM Systems: Sigma

Sigma is a generic and open signature format that allows you to describe relevant log events in a straight forward manner. The rule format is very flexible, easy to write and applicable to any type of log file. The main purpose of this project is to provide a structured form in which researchers ...

CVE-2017-11937

creationtimestamp| type| source ---|---|--- 2017-12-08 15:22:22+00:00| seen| https://t.me/antichat/401 2017-12-08 16:20:55+00:00| seen| https://t.me/alexmakus/1515 2026-07-26 07:01:53+00:00| seen| https://t.me/KaitNews/6921 2026-07-27 00:01:37+00:00| seen| https://t.me/KaitNews/6921 2026-07-29...

Threat Round Up for Nov 10 - Nov 17

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between November 10 and November 17. 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...

Open Source Threat Intelligence Gathering & Processing Framework: GOSINT

The GOSINT framework is a project used for collecting, processing, and exporting high quality indicators of compromise IOCs. GOSINT allows a security analyst to collect and standardize structured and unstructured threat intelligence. Applying threat intelligence to security operations enriches...

Vulnerability Management vendors and massive Malware attacks (following the Bad Rabbit)

After the latest Bad Rabbit ransomware attack all Top VM vendors Qualys, Tenable, Rapid7 wrote blog posts on this topic on the same day. Two days later Tripwire also published own review. Why do they care? They do not make antiviruses, endpoint protection or firewalls - the common tools against...

Exfiltrates data on installation

Overview The coffescript package is a piece of malware that steals sensitive data such as a user's private SSH key and bash history, sending them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation If you have found coffescript installed in...

Malware Triage Tool: pftriage

pftriage is a tool to help analyze files during malware triage. It allows an analyst to quickly view and extract properties of a file to help during the triage process. The tool also has an analyze function which can detect common malicious indicators used by malware. Dependencies pefile filemagi...

RIG exploit kit distributes Princess ransomware

We have identified a new drive-by download campaign that distributes the Princess ransomware AKA PrincessLocker, leveraging compromised websites and the RIG exploit kit. This is somewhat of a change for those tracking malvertising campaigns and their payloads. We had analyzed the PrincessLocker...

Locky ransomware adds anti sandbox feature (updated)

By Marcelo Rivero and Jérôme Segura The Locky ransomware has been very active since its return which we documented in a previous blog post. There are several different Locky campaigns going on at the same time, the largest being the one from affiliate ID 3 which comes with malicious ZIP containin...

Hiking Club Malvertisements Drop Monero Miners Via Neptune Exploit Kit

Exploit kit EK activity has been on the decline ever since Angler Exploit Kit was shut down in 2016. Fewer people using Internet Explorer and a drop in browser support for Adobe Flash – two primary targets of many exploit kits – have also contributed to this decline. Additionally, some popular...

Threat Round-up for Aug 11 - Aug 18

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between August 11 and August 18. 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...

Hijacked Environment Variables

Overview The cross-env.js package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real...

Hijacked Environment Variables

Overview The nodesass package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real securi...

Hijacked Environment Variables

Overview The shadowsock package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real...

Hijacked Environment Variables

Overview The mongose package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real securit...

Hijacked Environment Variables

Overview The proxy.js package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real securi...

Hijacked Environment Variables

Overview The http-proxy.js package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real...

Hijacked Environment Variables

Overview The noderequest package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real...

Hijacked Environment Variables

Overview The nodemailer.js package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real...

Hijacked Environment Variables

Overview The nodemailer-js package is a piece of malware that steals environment variables and sends them to attacker controlled locations. All versions have been unpublished from the npm registry. Recommendation As this package is malware, if you find it installed in your environment, the real...