Malcolm

Malcolm Malcolm is a powerful network traffic analysis tool suite designed with the following goals in mind: Easy to use – Malcolm accepts network traffic data in the form of full packet capture PCAP files, Zeek logs, and Suricata alerts. These artifacts can be uploaded via a simple browser-based...

rita

RITA Real Intelligence Threat Analytics If you get value out of RITA and would like to go a step further with hunting automation, futuristic visualizations, and data enrichment, then take a look at AC-Hunter. Brought to you by Active Countermeasures. Sponsored by BHIS. RITA is an open source...

zeek-cheatsheets

Zeek Cheatsheets These are the Zeek cheatsheets that Corelight hands out as laminated glossy sheets. We have given them a license which permits you to make modifications and to distribute copies of these sheets. The only restrictions are that they can't be used commercially and attribution back t...

zeek

The Zeek Network Security Monitor A powerful framework for network traffic analysis and security monitoring. Key Features — Documentation — Getting Started — Development — License Key Features In-depth Analysis Zeek ships with analyzers for many protocols, enabling high-level semantic analysis at...

zeek-caldera-detector

zeek-caldera-detector zeek-caldera-detector is a Zeek-based package for detecting Caldera beacons and agent downloads. It is designed to identify suspicious activities associated with Caldera C2 frameworks, including Sandcat, Ragdoll, and Manx. This package provides robust mechanisms for monitori...

Zeek-CVE-Enrichment

zeek-cve-enrichment This package enriches the suricatacorelight and notice Corelight logs with known CVE information. To collect the CVE information, it first uses a Python script reformat.py to read a CSV file containing IP addresses, hostnames, and CVE Common Vulnerabilities and Exposures...

ecs-mapping

Corelight ECS Ingest Pipeline The repository is compromised of Ingest Pipeline files required to be used with the installer script in the repository https://github.com/corelight/ecs-templates The installer in that repository will download the files from this repository therefore using this...

zeek-strrat-detector

A Zeek Based STRRAT Malware Detector This is a Zeek Spicy based STRRAT malware detector. PCAP https://app.any.run/tasks/4423258f-59bc-4a88-bfec-d8ac08c88538/ Example Output % zeek -Cr strrat-4423258f-59bc-4a88-bfec-d8ac08c88538.pcap zeek-strrat-detector % cat notice.log separator \x09 setseparato...

CVE-2021-41773

CVE-2021-41773 A Zeek package which raises notices for Path Traversal/RCE in Apache HTTP Server 2.4.49 CVE-2021-41773 and 2.4.50 CVE-2021-42013 References https://httpd.apache.org/security/vulnerabilities24.htmlCVE-2021-41773 https://httpd.apache.org/security/vulnerabilities24.htmlCVE-2021-42013...

zeek-asyncrat-detector

A Zeek Based AsyncRAT Malware Detector Malware often hides communications with its command and control C2 server over HTTPS. The encryption in HTTPS usually conceals the compromise long enough for the malware to accomplish its goal. This makes detecting malware that uses HTTPS challenging, but on...

Zeek-Intelligence-Feeds

Zeek Intel Threat Feed w/ Combined Indicators This is a public feed based on Public Threat Feeds and CRITICAL PATH SECURITY gathered data. This feed will be updated as often as possible. Getting Started These instructions will get you a copy of the project up and running. Dependencies ZEEK 3.0 or...

Malcolm

Malcolm Malcolm is a powerful network traffic analysis tool suite designed with the following goals in mind: Easy to use – Malcolm accepts network traffic data in the form of full packet capture PCAP files, Zeek logs, and Suricata alerts. These artifacts can be uploaded via a simple browser-based...

CVE-2022-24491

CVE-2022-24491 A Zeek detector for CVE-2022-24491: https://vulners.com/cve/CVE-2022-24491 This detector will generate a notice if it sees a portmap set and dump, an action performed when exploiting CVE-2022-24491. Example: separator \x09 setseparator , emptyfield empty unsetfield - path notice op...

zeek-quasarrat-detector

A Zeek Based QuasarRAT Malware Detector Malware often hides communications with its command and control C2 server over HTTPS. The encryption in HTTPS usually conceals the compromise long enough for the malware to accomplish its goal. This makes detecting malware that uses HTTPS challenging, but...

CVE-2022-24497

CVE-2022-24497 A Zeek detector for CVE-2022-24497: https://vulners.com/cve/CVE-2022-24497 Example notices from the testing PCAP: separator \x09 setseparator , emptyfield empty unsetfield - path notice open 2022-04-13-21-45-25 fields ts uid id.origh id.origp id.resph id.respp fuid filemimetype...

zeek-netsupport-detector

NetSupport Background https://unit42.paloaltonetworks.com/cortex-xdr-detects-netsupport-manager-rat-campaign/ Testing PCAP: https://app.any.run/tasks/b5d9853f-0dca-45ef-9532-83feeedcbf42 Example: $ zeek -Cr b5d9853f-0dca-45ef-9532-83feeedcbf42.pcap $ cat notice.log separator \x09 setseparator ,...

cve-2022-21907

CVE-2022-21907 This package will detect exploits of CVE-2022-21907 https://corelight.com/blog/detecting-cve-2022-21907 Detection Method: HTTP HTTP data must be = 1750 bytes, and The HTTP/1.1 is not observed at the end of the exploit HTTP request. Usage: $ zeek -Cr your.pcap packages $ cat...

CVE-2022-21449

CVE-2022-21449 Zeek script to detect exploitation attempts of CVE-2022-21449 targeting TLS clients. Only works for TLS 1.2 and below. Install zkg install https://github.com/thack1/CVE-2022-21449 Run Run against supplied pcap file: $ zeek -Cr pcaps/CVE-2022-21449.pcap CVE-2022-21449 Example Notice...

CVE-2021-38647

CVE-2021-38647 AKA "OMIGOD" A Zeek package which detects CVE-2021-38647 AKA OMIGOD exploit attempts. https://corelight.com/blog/detecting-cve-2021-38647-omigod https://www.wiz.io/blog/omigod-critical-vulnerabilities-in-omi-azure https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38647...

CVE-2020-5902-F5BigIP

CVE-2020-5902 F5 BIG-IP devices Summary: A Zeek detection package for CVE-2020-5902, a CVE10.0 vulnerability affecting F5 Networks BIG-IP devices. References: https://corelight.blog/2020/07/28/zeek-in-its-sweet-spot-detecting-f5s-big-ip-cve10-cve-2020-5902/...