Malwarebytes
For Windows XP:
C:\Documents and Settings\All Users\Application Data\Malwarebytes\Malwarebytes Anti-Malware\Logs\
For Windows 7:
C:\ProgramData\Malwarebytes\Malwarebytes Anti-Malware\Logs\
Sample Log Files: mbam-log-2016-02-22 (10-21-21).xml
AdwCleaner
For Windows XP:
C:\AdwCleaner\
For Windows 7:
C:\AdwCleaner\
Sample Log File: AdwCleaner[R0].txt, AdwCleaner[S0].txt