// MITRE ATT&CK
T1539 · Steal Web Session Cookie
An adversary may steal web application or service session cookies and use them to gain access to web applications or Internet services as an authenticated user without needing credentials. Web applications and services often use session cookies as an authentication token after a user has authenticat...
How to detect & mitigate it
Detecting Steal Web Session Cookie starts with your SIEM/EDR telemetry. Write a detection rule with the Sigma generator, analyze suspicious logs in the log analyzer, and place the technique on your coverage with the ATT&CK matrix.
Related techniques
T1557
Adversary-in-the-Middle T1110.001
Password Guessing T1003
OS Credential Dumping T1003.002
Security Account Manager T1552.005
Cloud Instance Metadata API T1555.002
Securityd Memory T1110.002
Password Cracking T1555.001
Keychain
Adversary-in-the-Middle T1110.001
Password Guessing T1003
OS Credential Dumping T1003.002
Security Account Manager T1552.005
Cloud Instance Metadata API T1555.002
Securityd Memory T1110.002
Password Cracking T1555.001
Keychain
Source: MITRE ATT&CK®. ATT&CK is a registered trademark of The MITRE Corporation. Content for educational purposes.