T1555.005 - Password Managers

Adversaries may acquire user credentials from third-party password managers.(Citation: ise Password Manager February 2019) Password managers are applications designed to store user credentials, normally in an encrypted database. Credentials are typically accessible after a user provides a master password that unlocks the database. After the database is unlocked, these credentials may be copied to memory. These databases can be stored as files on disk.(Citation: ise Password Manager February 2019)

Adversaries may acquire user credentials from password managers by extracting the master password and/or plain-text credentials from memory.(Citation: FoxIT Wocao December 2019)(Citation: Github KeeThief) Adversaries may extract credentials from memory via Exploitation for Credential Access.(Citation: NVD CVE-2019-3610) Adversaries may also try brute forcing via Password Guessing to obtain the master password of a password manager.(Citation: Cyberreason Anchor December 2019)