Adwind RAT / JRAT
Detects javaw.exe in AppData folder as used by Adwind / JRAT
Emerging test process_creation windows Sysmon · WinEventLog Security - highFlorian Roth (Nextron Systems), Tom Ueltschi, Jonhnathan Ribeiro, oscd.community 2017-11-10 2022-10-09 1fac1481-2dbc-48b2-9096-753c49b4ec71
2 Adwind RAT / JRAT File Artifact
Detects javaw.exe in AppData folder as used by Adwind / JRAT
Generic test file_event windows Sysmon - highFlorian Roth (Nextron Systems), Tom Ueltschi, Jonhnathan Ribeiro, oscd.community 2017-11-10 2022-12-02 0bcfabcb-7929-47f4-93d6-b33fb67d34d1
2 Antivirus - APT Malware Signature
Detects a highly relevant Antivirus alert that reports APT malware. (...)
Generic experimental antivirus - - - criticalArnim Rupp (Nextron Systems) 2026-06-15 — 101a1877-2cf4-474d-abfd-7f6ac4788d1a
1 Antivirus - Exploitation Framework Signature
Detects a highly relevant Antivirus alert that reports an exploitation framework. (...)
Generic stable antivirus - - - criticalFlorian Roth (Nextron Systems), Arnim Rupp 2018-09-09 2026-06-15 238527ad-3c2c-4e4f-a1f6-92fd63adb864
4 Antivirus - Remote Access Tools Signature
Detects a highly relevant Antivirus alert that reports a remote access tool. (...)
Generic experimental antivirus - - - criticalArnim Rupp (Nextron Systems) 2026-06-15 — 97233998-3838-4581-88c6-f1d19d3993fb
2 AppLocker Application Would Have Been Blocked
Detects when AppLocker "Audit only" enforcement mode reports that an Application, DLL, Script, MSI, or Packaged-App would have been blocked if AppLocker "Enforce rules" enforcement mode was enabled.
Generic experimental - windows AppLocker - mediumheyyanu 2026-03-26 — 557e3bd3-7f21-495d-8d50-7c8bdfb8041c
4 AppLocker Prevented Application or Script from Running
Detects when AppLocker prevents the execution of an Application, DLL, Script, MSI, or Packaged-App from running.
Generic test - windows AppLocker - mediumPushkarev Dmitry 2020-06-28 2025-12-03 401e5d00-b944-11ea-8f9a-00163ecd60ae
3 Arbitrary Shell Command Execution Via Settingcontent-Ms
The .SettingContent-ms file type was introduced in Windows 10 and allows a user to create "shortcuts" to various Windows 10 setting pages. (...)
Generic test process_creation windows Sysmon · WinEventLog Security - mediumSreeman 2020-03-13 2022-04-14 24de4f3b-804c-4165-b442-5a06a2302c7e
1 Atomic MacOS Stealer - Persistence Indicators
Detects creation of persistence artifacts placed by Atomic MacOS Stealer in macOS systems. (...)
Emerging experimental file_event macos - - highJason Phang Vern - Onn, Robbin Ooi Zhen Heng (Gen Digital) 2025-11-22 — e710a880-1f18-4417-b6a0-b5afdf7e3023
2 Splunk
Attacker Tools On Endpoint
The following analytic detects the execution of tools commonly exploited by cybercriminals, such as those used for unauthorized access, network scanning, privilege escalation, password dumping or data exfiltration. (...)
Generic stable process_creation windows Sysmon · WinEventLog Security · CrowdStrike · Cisco NVM · Cisco - mediumBhavin Patel, Splunk, sventec, Github Community 2021-07-12 2026-09-22 a51bfe1a-94f0-48cc-b4e4-16a110145893
- Audit CVE Event
Detects events generated by user-mode applications when they call the CveEventWrite API when a known vulnerability is trying to be exploited. (...)
Generic test - windows WinEventLog Application criticalFlorian Roth (Nextron Systems), Zach Mathis 2020-01-15 2022-10-22 48d91a3a-2363-43ba-a456-ca71ac3da5c2
5 Axios NPM Compromise Indicators - Windows
Detects the specific Windows execution chain and process tree associated with the Axios NPM supply chain compromise. (...)
Emerging experimental process_creation windows Sysmon · WinEventLog Security - highSwachchhanda Shrawan Poudel (Nextron Systems) 2026-04-01 — f6c27ecc-d890-4452-80e6-2e274a10e097
5 Axios NPM Compromise Malicious C2 Domain DNS Query
Detects DNS queries for the malicious C2 domain associated with the plain-crypto-js/Axios npm package supply chain compromise. (...)
Emerging experimental dns - - - highSwachchhanda Shrawan Poudel (Nextron Systems) 2026-04-01 — 73e5d24f-493f-4092-bd2f-c72cabda40ee
6 Splunk
Azure AD Device Code Authentication
The following analytic identifies Azure Device Code Phishing attacks, which can lead to Azure Account Take-Over (ATO). (...)
Generic stable authentication - Microsoft 365 - mediumMauricio Velazco, Gowthamaraj Rajendran, Splunk 2023-11-16 2026-05-13 d68d8732-6f7e-4ee5-a6eb-737f2b990b91
5 Splunk
Batch File Write to System32
The following analytic detects the creation of a batch file (.bat) within the Windows system directory tree, specifically in the System32 or SysWOW64 folders. (...)
Anomaly stable file_event windows Sysmon - mediumSteven Dick, Michael Haag, Rico Valdez, Splunk 2020-04-29 2026-07-02 503d17cb-9eab-4cf8-a20e-01d5c6987ae3
- Splunk
Cisco NVM - MSHTML or MSHTA Network Execution Without URL in CLI
This analytic detects suspicious use of 'mshta.exe' or 'rundll32.exe' invoking 'mshtml.dll'
or the ' (...)
Anomaly stable network_connection - Cisco NVM · Cisco - mediumNasreddine Bencherchali, Splunk 2025-07-01 2026-09-22 f2a9df84-9b01-4a21-9e3a-7aa1a217f69e
4 Splunk
Cisco NVM - Susp Script From Archive Triggering Network Activity
This analytic detects script execution (`wscript.exe` or `cscript.exe`) triggered from compressed fi (...)
Anomaly stable network_connection - Cisco NVM · Cisco - mediumNasreddine Bencherchali, Splunk 2025-07-01 2026-09-22 8b07c2c9-0cde-4c44-9fa6-59dcf2b25777
1 Splunk
Cisco Secure Firewall - Binary File Type Download
The following analytic detects file downloads involving executable, archive, or scripting-related file types that are commonly used in malware delivery. (...)
Anomaly stable firewall - Cisco Secure Firewall · Cisco - mediumNasreddine Bencherchali, Splunk 2025-04-09 2026-09-22 24b2c2e3-2ff7-4a23-b814-87f8a62028cd
1 Splunk
Cisco Secure Firewall - Blocked Connection
The following analytic detects a blocked connection event by identifying a "Block" value in the action field. (...)
Anomaly stable firewall - Cisco Secure Firewall · Cisco - mediumNasreddine Bencherchali, Splunk 2025-04-03 2026-05-13 17e9b764-3a2b-4d36-9751-32d13ce4718b
1 Splunk
Cisco Secure Firewall - Citrix NetScaler Memory Overread Attempt
This analytic detects exploitation activity of CVE-2025-5777 using Cisco Secure Firewall Intrusion Events. (...)
Generic stable firewall - Cisco Secure Firewall · Cisco mediumMichael Haag, Nasreddine Bencherchali, Splunk, Talos NTDR 2025-07-17 2026-05-13 93db24a0-fd21-45d7-9daf-84afd5a8cca2
7 Splunk
Cisco Secure Firewall - High Priority Intrusion Classification
This analytic identifies high-severity intrusion events based on the classification assigned to Snort rules within Cisco Secure Firewall logs. (...)
Generic stable firewall - Cisco Secure Firewall · Cisco - mediumNasreddine Bencherchali, Splunk 2025-04-16 2026-05-13 ec99bb81-c31b-4837-8c7d-1b32aa70b337
1 Splunk
Cisco Secure Firewall - Malware File Downloaded
The following analytic detects file downloads that were classified as malware by Cisco Secure Firewall Threat Defense. (...)
Anomaly stable firewall - Cisco Secure Firewall · Cisco - mediumNasreddine Bencherchali, Splunk 2025-04-09 2026-09-22 3cc93f52-5aa6-4b7f-83b9-3430b1436813
1 Splunk
Cisco Secure Firewall - Possibly Compromised Host
The following analytic highlights high-impact intrusion events assigned by Cisco Secure Firewall. (...)
Anomaly experimental firewall - Cisco Secure Firewall · Cisco - mediumNasreddine Bencherchali, Splunk 2025-04-16 2026-05-13 244a77bb-3b2a-46f1-bf2c-b4f7cd29276d
1 Splunk
Cisco Secure Firewall - Repeated Blocked Connections
The following analytic detects repeated blocked connection attempts from the same initiator to the same responder within a short time window. (...)
Anomaly stable firewall - Cisco Secure Firewall · Cisco - mediumNasreddine Bencherchali, Splunk 2025-04-03 2026-05-13 1f57f10e-1dc5-47ea-852c-2e85b2503d79
1 CLR DLL Loaded Via Office Applications
Detects CLR DLL being loaded by an Office Product
Generic test image_load windows Sysmon - mediumAntonlovesdnb 2020-02-19 2023-03-29 d13c43f0-f66b-4279-8b2c-5912077c1780
1 Creation Of Pod In System Namespace
Detects deployments of pods within the kube-system namespace, which could be intended to imitate system pods. (...)
Generic test - - Kubernetes Audit · Kubernetes - mediumLeo Tsaousis (@laripping) 2024-03-26 — a80d927d-ac6e-443f-a867-e8d6e3897318
1 Cross Site Scripting Strings
Detects XSS attempts injected via GET requests in access logs
Generic test webserver - - - highSaw Win Naung, Nasreddine Bencherchali 2021-08-15 2022-06-14 65354b83-a2ea-4ea6-8414-3ab38be0d409
2 Csc.EXE Execution Form Potentially Suspicious Parent
Detects a potentially suspicious parent of "csc.exe", which could be a sign of payload delivery.
Generic test process_creation windows Sysmon · WinEventLog Security - highFlorian Roth (Nextron Systems), Nasreddine Bencherchali (Nextron Systems), X__Junior (Nextron Systems) 2019-02-11 2026-03-23 b730a276-6b63-41b8-bcf8-55930c8fc6ee
3 Cscript/Wscript Uncommon Script Extension Execution
Detects Wscript/Cscript executing a file with an uncommon (i.e. (...)
Generic test process_creation windows Sysmon · WinEventLog Security - highNasreddine Bencherchali (Nextron Systems) 2023-05-15 2023-06-19 99b7460d-c9f1-40d7-a316-1f36f61d52ee
1 CVE-2021-26858 Exchange Exploitation
Detects possible successful exploitation for vulnerability described in CVE-2021-26858 by looking fo (...)
Emerging test file_event windows Sysmon highBhabesh Raj 2021-03-03 2022-10-09 b06335b3-55ac-4b41-937e-16b7f5d57dfd
1 CVE-2021-31979 CVE-2021-33771 Exploits
Detects patterns as noticed in exploitation of Windows CVE-2021-31979 CVE-2021-33771 vulnerability a (...)
Emerging test registry_set windows Sysmon · WinEventLog Security criticalSittikorn S, frack113 2021-07-16 2023-08-17 32b5db62-cb5f-4266-9639-0fa48376ac00
2 CVE-2021-31979 CVE-2021-33771 Exploits by Sourgum
Detects patterns as noticed in exploitation of Windows CVE-2021-31979 CVE-2021-33771 vulnerability a (...)
Emerging test file_event windows Sysmon criticalSittikorn S 2021-07-16 2022-10-09 ad7085ac-92e4-4b76-8ce2-276d2c0e68ef
2 CVE-2023-38331 Exploitation Attempt - Suspicious WinRAR Child Process
Detects exploitation attempt of CVE-2023-38331 (WinRAR before v6.23), where an attacker can leverage WinRAR to execute arbitrary commands and binaries.
Emerging test process_creation windows Sysmon · WinEventLog Security highNasreddine Bencherchali (Nextron Systems), Andreas Braathen (mnemonic.io) 2023-08-30 2024-01-22 ec3a3c2f-9bb0-4a9b-8f4b-5ec386544343
2 Splunk
Detect hosts connecting to dynamic domain providers
The following analytic identifies DNS queries from internal hosts to dynamic domain providers. (...)
Generic stable dns windows Sysmon - mediumBhavin Patel, Splunk 2019-10-16 2026-09-22 a1e761ac-1344-4dbd-88b2-3f34c912d359
- Splunk
Detect Outlook exe writing a zip file
The following analytic identifies the execution of `outlook.exe` writing a `.zip` file to the disk. (...)
Anomaly stable process_creation windows Sysmon - mediumBhavin Patel, Splunk 2020-04-29 2026-05-13 a51bfe1a-94f0-4822-b1e4-16ae10145893
3 Splunk
Detect Windows DNS SIGRed via Splunk Stream
The following analytic detects attempts to exploit the SIGRed vulnerability (CVE-2020-1350) in Windows DNS servers. (...)
Generic experimental network_connection - Splunk Stream mediumShannon Davis, Splunk 2020-08-04 2026-05-13 babd8d10-d073-11ea-87d0-0242ac130003
- Splunk
Detect Windows DNS SIGRed via Zeek
The following analytic detects the presence of SIGRed, a critical DNS vulnerability, using Zeek DNS and Zeek Conn data. (...)
Generic experimental dns - - mediumShannon Davis, Splunk 2020-08-04 2026-05-13 c5c622e4-d073-11ea-87d0-0242ac130003
- Dfsvc.EXE Initiated Network Connection Over Uncommon Port
Detects an initiated network connection over uncommon ports from "dfsvc.exe". (...)
Hunting test network_connection windows Sysmon - highNasreddine Bencherchali (Nextron Systems) 2023-06-12 2024-01-31 4c5fba4a-9ef6-4f16-823d-606246054741
1 Dfsvc.EXE Network Connection To Non-Local IPs
Detects network connections from "dfsvc.exe" used to handled ClickOnce applications to non-local IPs
Hunting test network_connection windows Sysmon - mediumNasreddine Bencherchali (Nextron Systems) 2023-06-12 2024-03-12 3c21219b-49b5-4268-bce6-c914ed50f09c
1 Splunk
Disable Show Hidden Files
The following analytic detects modifications to the Windows registry that disable the display of hidden files. (...)
Anomaly stable registry_event windows Sysmon - mediumTeoderick Contreras, Splunk, Steven Dick 2021-03-31 2026-05-13 6f3ccfa2-91fe-11eb-8f9b-acde48001122
1 Disk Image Mounting Via Hdiutil - MacOS
Detects the execution of the hdiutil utility in order to mount disk images.
Generic test process_creation macos - - mediumOmar Khaled (@beacon_exe) 2024-08-10 — bf241472-f014-4f01-a869-96f99330ca8c
3 Displaying Hidden Files Feature Disabled
Detects modifications to the "Hidden" and "ShowSuperHidden" explorer registry values in order to disable showing of hidden files and system files. (...)
Generic test registry_set windows Sysmon · WinEventLog Security - mediumfrack113 2022-04-02 2024-03-26 5a5152f1-463f-436b-b2f5-8eceb3964b42
1 DotNET Assembly DLL Loaded Via Office Application
Detects any assembly DLL being loaded by an Office Product
Generic test image_load windows Sysmon - mediumAntonlovesdnb 2020-02-19 2023-03-29 ff0f2b05-09db-4095-b96d-1b75ca24894a
1 Download from Suspicious Dyndns Hosts
Detects download of certain file types from hosts with dynamic DNS names (selected list)
Generic test proxy - - - mediumFlorian Roth (Nextron Systems) 2017-11-08 2023-05-18 195c1119-ef07-4909-bb12-e66f5e07bf3c
1 Download From Suspicious TLD - Blacklist
Detects download of certain file types from hosts in suspicious TLDs
Generic test proxy - - - lowFlorian Roth (Nextron Systems) 2017-11-07 2023-05-18 00d0b5ab-1f55-4120-8e83-487c0a7baf19
4 Download From Suspicious TLD - Whitelist
Detects executable downloads from suspicious remote systems
Generic test proxy - - - lowFlorian Roth (Nextron Systems) 2017-03-13 2023-05-18 b5de2919-b74a-4805-91a7-5049accbaefe
1 Splunk
Drop IcedID License dat
The following analytic detects the dropping of a suspicious file named "license.dat" in %appdata% or %programdata%. (...)
Hunting stable file_event windows Sysmon - mediumTeoderick Contreras, Splunk 2021-08-05 2026-05-13 b7a045fc-f14a-11eb-8e79-acde48001122
1 Droppers Exploiting CVE-2017-11882
Detects exploits that use CVE-2017-11882 to start EQNEDT32.EXE and other sub processes like mshta.ex (...)
Emerging stable process_creation windows Sysmon · WinEventLog Security criticalFlorian Roth (Nextron Systems) 2017-11-23 2021-11-27 678eb5f4-8597-4be6-8be7-905e4234b53a
3 Splunk
Email Attachments With Lots Of Spaces
The following analytic detects email attachments with an unusually high number of spaces in their file names, which is a common tactic used by attackers to obfuscate file extensions. (...)
Anomaly experimental email - - - mediumDavid Dorsey, Splunk 2020-04-29 2026-05-13 56e877a6-1455-4479-ada6-0550dc1e22f8
- EvilTokens PhaaS Kit Phishing Related Request - Proxy
Detects outbound web proxy requests to URLs matching the EvilTokens Phishing-as-a-Service (PhaaS) kit infrastructure. (...)
Emerging experimental proxy - - - lowuniqu3-us3r 2026-04-28 — e0e121d0-be4d-4281-af7e-17abbba4a408
1