Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\services\sppsvc] 'Start' = '00000002'
Malicious functions:
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:
- %TEMP%\D7fb5156\temp\3.ini.tmp
- %WINDIR%\ServiceProfiles\LocalService\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C24EC5BDAF13613245B4CECC3DE91DC6
- %TEMP%\D7fb5156\temp\2.ini.tmp
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\3U23MFC9\PBZ6W0KN
- %WINDIR%\ServiceProfiles\NetworkService\AppData\Local\Temp\Cab92EC.tmp
- %WINDIR%\ServiceProfiles\NetworkService\AppData\Local\Temp\Cab934B.tmp
- %WINDIR%\ServiceProfiles\LocalService\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C24EC5BDAF13613245B4CECC3DE91DC6
- %WINDIR%\Temp\tmp74B2.tmp
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\YIF7DGLM\SCREEN0[1]
- %HOMEPATH%\Desktop\<Virus name>.lnk
- %TEMP%\D7fb5156\images\progressbar.gif
- %TEMP%\D7fb5156\images\loader.gif
- %TEMP%\D7fb5156\temp\1.ini.tmp
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\23BUYPX5\YKACBL54
- %TEMP%\D7fb5156\temp\<Virus name>.exe
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\UEWNTWLX\0C3HU2SZ
Deletes the following files:
- %WINDIR%\ServiceProfiles\NetworkService\AppData\Local\Temp\Cab92EC.tmp
- %WINDIR%\ServiceProfiles\NetworkService\AppData\Local\Temp\Cab934B.tmp
- %HOMEPATH%\Desktop\<Virus name>.lnk
- %WINDIR%\Temp\tmp74B2.tmp
- %TEMP%\D7fb5156\steps\1.ini
- %TEMP%\D7fb5156\steps\2.ini
- %TEMP%\D7fb5156\steps\3.ini
Moves the following files:
- from %TEMP%\D7fb5156\temp\3.ini.tmp to %TEMP%\D7fb5156\steps\3.ini
- from %TEMP%\D7fb5156\temp\2.ini.tmp to %TEMP%\D7fb5156\steps\2.ini
- from %TEMP%\D7fb5156\temp\1.ini.tmp to %TEMP%\D7fb5156\steps\1.ini
Network activity:
Connects to:
- 'ct###.#indowsupdate.com':80
- '20#.#6.232.182':80
- 'c1.##melevel.in':80
- 'r1.##artly.org':80
TCP:
HTTP GET requests:
- 20#.#6.232.182/pki/crl/products/WinPCA.crl
- 20#.#6.232.182/fwlink/?Li###########
- ct###.#indowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?2b##############
- c1.##melevel.in/?st#############################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################
- ct###.#indowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?95##############
- 20#.#6.232.182/pki/crl/products/microsoftrootcert.crl
HTTP POST requests:
- r1.##artly.org/
UDP:
- DNS ASK crl.microsoft.com
- DNS ASK www.microsoft.com
- DNS ASK go.###rosoft.com
- DNS ASK c1.##melevel.in
- DNS ASK r1.##artly.org
- DNS ASK ct###.#indowsupdate.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'MS_WebCheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
