Adds support for system account lookup (#478)

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Brian Katyl 2021-03-26 18:13:19 -06:00 committed by GitHub
parent 6e76ad9e1e
commit 78b646b0de
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1 changed files with 6 additions and 2 deletions

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@ -252,9 +252,13 @@ get_passwd(const wchar_t * user_utf16, PSID sid)
goto cleanup;
}
/* If standard local user name, just use name without decoration */
if ((_wcsicmp(domain_name, computer_name) == 0) && (_wcsicmp(computer_name, user_name) != 0))
/* if standard local user name or system account, just use name without decoration */
const SID_IDENTIFIER_AUTHORITY nt_authority = SECURITY_NT_AUTHORITY;
if (((_wcsicmp(domain_name, computer_name) == 0) && (_wcsicmp(computer_name, user_name) != 0)) ||
((memcmp(&nt_authority, GetSidIdentifierAuthority((PSID)binary_sid), sizeof(SID_IDENTIFIER_AUTHORITY)) == 0) &&
(((SID*)binary_sid)->SubAuthority[0] == SECURITY_LOCAL_SYSTEM_RID))) {
wcscpy_s(user_resolved, ARRAYSIZE(user_resolved), user_name);
}
/* put any other format in sam compatible format */
else