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Credential Access (TA0006)
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APT29 |
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Step | ATT&CK Pattern |
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6.A.1
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Technique Unsecured Credentials (T1552) Subtechnique Unsecured Credentials: Credentials in Files (T1552.001) |
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6.A.2
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6.B.1
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Technique Unsecured Credentials (T1552) Subtechnique Unsecured Credentials: Private Keys (T1552.004) |
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6.C.1
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Technique OS Credential Dumping (T1003) Subtechnique OS Credential Dumping: Security Account Manager (T1003.002) |
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14.B.4
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Technique OS Credential Dumping (T1003) Subtechnique OS Credential Dumping: LSASS Memory (T1003.001) |
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16.D.2
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Technique OS Credential Dumping (T1003) Subtechnique OS Credential Dumping: LSASS Memory (T1003.001) |
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Procedure
Read the Chrome SQL database file to extract encrypted credentials
Criteria
accesschk.exe reading files within %APPDATALOCAL%\Google\chrome\user data\default\
Procedure
Executed the CryptUnprotectedData API call to decrypt Chrome passwords
Criteria
accesschk.exe executing the CryptUnprotectedData API
Procedure
Dumped password hashes from the Windows Registry by injecting a malicious DLL into Lsass.exe
Criteria
powershell.exe injecting into lsass.exe OR lsass.exe reading Registry keys under HKLM:\SAM\SAM\Domains\Account\Users\