Win32.HLLW.Autoruner2.39643
Added to the Dr.Web virus database:
2018-05-22
Virus description added:
2018-05-22
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /B'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /O'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /V'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /Z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /G'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /N'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /f'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'seinoi' = '%HOMEPATH%\seinoi.exe /M'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\kPdS.ico
- <Drive name for removable media>:\seinoi.exe
- <Drive name for removable media>:\seinoix.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\Passwords.lnk
- <Drive name for removable media>:\Documents.lnk
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Music.lnk
- <Drive name for removable media>:\Video.lnk
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%\seinoi.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\kPdS.ico
- <Drive name for removable media>:\seinoi.exe
- <Drive name for removable media>:\seinoix.exe
Network activity:
Connects to:
- 'ns#.##ayer1532.com':8000
UDP:
- DNS ASK ns#.##ayer1532.com
Miscellaneous:
Creates and executes the following:
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