Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /m'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /w'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /f'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baeaz' = '%HOMEPATH%\baeaz.exe /g'
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\services\sppsvc] 'Start' = '00000002'
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following:
- '%HOMEPATH%\baeaz.exe'
Executes the following:
- '<SYSTEM32>\slui.exe' -Embedding
- '<SYSTEM32>\sppsvc.exe'
- '<SYSTEM32>\Wat\WatAdminSvc.exe' /run
- '<SYSTEM32>\Wat\WatAdminSvc.exe'
Modifies file system :
Creates the following files:
- %WINDIR%\Temp\tmp4E9C.tmp
- %WINDIR%\ServiceProfiles\NetworkService\AppData\Local\Temp\Cab72DE.tmp
- %WINDIR%\ServiceProfiles\NetworkService\AppData\Local\Temp\Cab730F.tmp
- %HOMEPATH%\baeaz.exe
- %WINDIR%\ServiceProfiles\LocalService\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C24EC5BDAF13613245B4CECC3DE91DC6
- %WINDIR%\ServiceProfiles\LocalService\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C24EC5BDAF13613245B4CECC3DE91DC6
Sets the 'hidden' attribute to the following files:
- %HOMEPATH%\baeaz.exe
Deletes the following files:
- %WINDIR%\ServiceProfiles\NetworkService\AppData\Local\Temp\Cab730F.tmp
- %WINDIR%\ServiceProfiles\NetworkService\AppData\Local\Temp\Cab72DE.tmp
- %WINDIR%\Temp\tmp4E9C.tmp
Network activity:
Connects to:
- '20#.#6.232.182':80
- 'ct###.#indowsupdate.com':80
- 'ns#.##siczipz.com':8003
TCP:
HTTP GET requests:
- 20#.#6.232.182/fwlink/?Li###########
- ct###.#indowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?f0##############
- 20#.#6.232.182/pki/crl/products/WinPCA.crl
- ct###.#indowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?f8##############
- 20#.#6.232.182/pki/crl/products/microsoftrootcert.crl
UDP:
- DNS ASK www.microsoft.com
- DNS ASK go.###rosoft.com
- DNS ASK crl.microsoft.com
- DNS ASK ns#.##siczipz.com
- DNS ASK ct###.#indowsupdate.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
