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SigmaWatch
ATT&CK technique

T1505.003

Web Shell

Persistence 81 detections found
View on MITRE ATT&CK →

Detection rules

Source Rule Status Updated
splunk Windows Suspicious Child Process Spawned From WebServer production 2026-10-28
elastic Web Shell Detection: Script Process Child of Common Web Processes production 2026-10-23
elastic Suspicious Command Execution via Web Server production 2026-10-09
elastic Suspicious Child Execution via Web Server production 2026-10-09
elastic Unusual File Creation via Web Server production 2026-09-27
elastic Initial Access via File Upload Followed by GET Request production 2026-09-18
elastic Potential SAP NetWeaver Exploitation production 2026-09-18
elastic Potential IIS Web Shell File Creation production 2026-09-18
elastic ScreenConnect Server Spawning Suspicious Processes production 2026-09-18
elastic Windows Server Update Service Spawning Suspicious Processes production 2026-09-18
elastic Microsoft Exchange Worker Spawning Suspicious Processes production 2026-09-18
elastic Microsoft Exchange Server UM Writing Suspicious Files production 2026-09-18
elastic Unusual Command Execution via Web Server production 2026-09-18
elastic Unusual Child Execution via Web Server production 2026-09-18
elastic PHP File Creation in WordPress Plugin Directory production 2026-09-18
elastic Potential Polyglot Bypass File Created by Web Server production 2026-09-18
elastic File with High Entropy Created by Web Server production 2026-09-18
elastic File with Suspicious Double Extension Created by Web Server production 2026-09-18
elastic Simple HTTP Web Server Creation production 2026-09-18
elastic Simple HTTP Web Server Connection production 2026-09-18
elastic Potential SAP NetWeaver WebShell Creation production 2026-09-18
elastic Potential Webshell Deployed via Apache Struts CVE-2023-50164 Exploitation production 2026-09-18
elastic Web Server Exploitation Detected via Defend for Containers production 2026-09-18
elastic Web Server Potential Command Injection Request production 2026-09-18
sigma Linux Webshell Indicators test 2026-08-19
sigma WordPress Wp2shell Webshell Plugin Access experimental 2026-07-19
sigma Webshell Detection With Command Line Keywords test 2026-07-14
elastic Deprecated - Uncommon Destination Port Connection by Web Server deprecated 2026-07-02
elastic Deprecated - Unusual Command Execution from Web Server Parent deprecated 2026-07-02
elastic Deprecated - Unusual Process Spawned from Web Server Parent deprecated 2026-07-02
sigma Antivirus - Web Shell Detection Signature test 2026-06-29
splunk Supernova Webshell experimental 2026-05-13
splunk Exploit Public Facing Application via Apache Commons Text production 2026-05-13
splunk Spring4Shell Payload URL Request production 2026-05-13
splunk Tomcat Session Deserialization Attempt production 2026-05-13
splunk Windows SharePoint ToolPane Endpoint Exploitation Attempt production 2026-05-13
splunk Windows SharePoint Spinstall0 GET Request production 2026-05-13
splunk Web JSP Request via URL production 2026-05-13
splunk Tomcat Session File Upload Attempt production 2026-05-13
splunk Detect Exchange Web Shell production 2026-05-13
splunk MS Exchange Mailbox Replication service writing Active Server Pages experimental 2026-05-13
splunk Windows Metasploit Confluence Plugin Execution production 2026-05-13
splunk Windows Potential Web Shell Creation For VMware Workspace ONE production 2026-05-13
splunk Windows SharePoint Spinstall0 Webshell File Creation production 2026-05-13
splunk Windows TeamCity Payload Execution from Temp Directory production 2026-05-13
splunk Windows TeamCity Plugin Installed production 2026-05-13
splunk Windows WSUS Spawning Shell production 2026-05-13
splunk Cisco Configuration Archive Logging Analysis production 2026-05-13
splunk Cisco Secure Firewall - Privileged Command Execution via HTTP production 2026-05-13
sigma Webshell Remote Command Execution test 2025-12-05
sigma Commvault QOperation Path Traversal Webshell Drop (CVE-2025-57790) experimental 2025-10-20
sigma Suspicious File Write to Webapps Root Directory experimental 2025-10-20
sigma Suspicious File Write to SharePoint Layouts Directory experimental 2025-07-24
sigma Potential Java WebShell Upload in SAP NetViewer Server experimental 2025-05-14
sigma Potential SAP NetViewer Webshell Command Execution experimental 2025-05-14
sigma Suspicious Process Spawned by CentreStack Portal AppPool experimental 2025-04-17
sigma Suspicious Process By Web Server Process test 2024-11-26
sigma IIS Native-Code Module Command Line Installation test 2024-03-13
sigma Execution From Webserver Root Folder test 2024-01-18
sigma Webshell Hacking Activity Patterns test 2023-11-09
sigma Webshell Tool Reconnaissance Activity test 2023-11-09
sigma Potential Webshell Creation On Static Website test 2023-10-15
sigma MOVEit CVE-2023-34362 Exploitation Attempt - Potential Web Shell Request test 2023-07-28
sigma Suspicious Child Process Of SQL Server test 2023-05-04
sigma Mailbox Export to Exchange Webserver test 2023-04-30
elastic Potential Shell via Web Server deprecated 2023-03-04
sigma Certificate Request Export to Exchange Webserver test 2023-01-23
sigma Exchange Set OabVirtualDirectory ExternalUrl Property test 2023-01-23
sigma Rejetto HTTP File Server RCE test 2023-01-02
sigma Oracle WebLogic Exploit test 2023-01-02
sigma Solarwinds SUPERNOVA Webshell Access test 2023-01-02
sigma DEWMODE Webshell Access test 2023-01-02
sigma CVE-2021-40539 Zoho ManageEngine ADSelfService Plus Exploit test 2023-01-02
sigma Webshell ReGeorg Detection Via Web Logs test 2023-01-02
sigma Suspicious Windows Strings In URI test 2023-01-02
sigma Windows Webshell Strings test 2022-11-18
sigma Shellshock Expression test 2022-10-09
sigma Suspicious File Drop by Exchange test 2022-10-04
sigma Chopper Webshell Process Pattern test 2022-10-01
sigma Suspicious ASPX File Drop by Exchange test 2022-10-01
sigma Suspicious MSExchangeMailboxReplication ASPX Write test 2022-02-25