Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cleansweep.exe' = 'C:\cleansweep.exe\cleansweep.exe'
Malicious functions:
Creates and executes the following:
- 'C:\cleansweep.exe\cleansweep.exe'
Injects code into
the following system processes:
- <SYSTEM32>\svchost.exe
- %WINDIR%\Explorer.EXE
- <SYSTEM32>\cscript.exe
a large number of user processes.
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnOnPostRedirect' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnonZoneCrossing' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnonBadCertRecving' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnOnPost' = '{00,00,00,00}'
Modifies file system :
Creates the following files:
- C:\cleansweep.exe\config.bin
- C:\cleansweep.exe\cleansweep.exe
Network activity:
Connects to:
- 'ol##mya.com':80
- '11#.#55.23.59':8080
TCP:
HTTP GET requests:
- ol##mya.com/secure/maiap/gate.php?gu###################################################################################################################################################
UDP:
- DNS ASK ol##mya.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
