Win32.HLLW.Autoruner2.56832
Added to the Dr.Web virus database:
2019-08-12
Virus description added:
2019-08-14
Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'spcaab' = '%HOMEPATH%\spcaab.exe /k'
Creates the following files on removable media
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\rcxb.tmp
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
- <Drive name for removable media>:\rcxa.tmp
- <Drive name for removable media>:\dashborder_192.exe
- <Drive name for removable media>:\rcx9.tmp
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\rcx8.tmp
- <Drive name for removable media>:\dial.exe
- <Drive name for removable media>:\rcx7.tmp
- <Drive name for removable media>:\rcxc.tmp
- <Drive name for removable media>:\tileimage.exe
- <Drive name for removable media>:\rcx5.tmp
- <Drive name for removable media>:\000814251_video_01.exe
- <Drive name for removable media>:\rcx4.tmp
- <Drive name for removable media>:\rcx3.tmp
- <Drive name for removable media>:\join.exe
- <Drive name for removable media>:\rcx2.tmp
- <Drive name for removable media>:\rcx1.tmp
- <Drive name for removable media>:\split.exe
- <Drive name for removable media>:\spcaab.exe
- <Drive name for removable media>:\rcx6.tmp
- <Drive name for removable media>:\rcxd.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%\spcaab.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files
- <Drive name for removable media>:\split.exe
- <Drive name for removable media>:\join.exe
- <Drive name for removable media>:\000814251_video_01.exe
- <Drive name for removable media>:\tileimage.exe
- <Drive name for removable media>:\dial.exe
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\dashborder_192.exe
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
Substitutes the following files
- <Drive name for removable media>:\split.exe
- <Drive name for removable media>:\join.exe
- <Drive name for removable media>:\000814251_video_01.exe
- <Drive name for removable media>:\tileimage.exe
- <Drive name for removable media>:\dial.exe
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\dashborder_192.exe
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
Network activity
Connects to
- 'ns#.##ayer1352.com':8003
UDP
- DNS ASK ns#.##ayer1352.com
Miscellaneous
Creates and executes the following
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