Win32.HLLW.Autoruner2.36764
Added to the Dr.Web virus database:
2018-04-21
Virus description added:
2018-04-20
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /T'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /w'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /N'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /I'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /V'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /m'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /R'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /Z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'mofob' = '%HOMEPATH%\mofob.exe /J'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\mofob.exe
- <Drive name for removable media>:\Secret.exe
- <Drive name for removable media>:\Sexy.exe
- <Drive name for removable media>:\RCX1.tmp
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
Modifies file system:
Creates the following files:
Sets the 'hidden' attribute to the following files:
- %HOMEPATH%\mofob.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- <Drive name for removable media>:\Sexy.exe
Substitutes the following files:
- <Drive name for removable media>:\Sexy.exe
Network activity:
Connects to:
- 'ns#.##ayer1352.com':8000
UDP:
- DNS ASK ns#.##ayer1352.com
Miscellaneous:
Creates and executes the following:
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