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Win32.HLLW.Autoruner2.56269

Added to the Dr.Web virus database: 2019-08-08

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nmneaf' = '%HOMEPATH%\nmneaf.exe /Z'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\rcxa.tmp
  • <Drive name for removable media>:\dashborder_144.exe
  • <Drive name for removable media>:\rcx9.tmp
  • <Drive name for removable media>:\dial.exe
  • <Drive name for removable media>:\rcx8.tmp
  • <Drive name for removable media>:\tileimage.exe
  • <Drive name for removable media>:\rcx7.tmp
  • <Drive name for removable media>:\dashborder_120.exe
  • <Drive name for removable media>:\rcx6.tmp
  • <Drive name for removable media>:\ovp25012015.exe
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\default.exe
  • <Drive name for removable media>:\rcx4.tmp
  • <Drive name for removable media>:\coffee.exe
  • <Drive name for removable media>:\rcx3.tmp
  • <Drive name for removable media>:\toolbar.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>:\nmneaf.exe
  • <Drive name for removable media>:\rcx5.tmp
  • <Drive name for removable media>:\rcxb.tmp
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
Modifies file system
Creates the following files
  • %HOMEPATH%\nmneaf.exe
Sets the 'hidden' attribute to the following files
  • %HOMEPATH%\nmneaf.exe
  • <Drive name for removable media>:\autorun.inf
Deletes the following files
  • <Drive name for removable media>:\split.exe
  • <Drive name for removable media>:\toolbar.exe
  • <Drive name for removable media>:\coffee.exe
  • <Drive name for removable media>:\default.exe
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\dashborder_120.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>:\ovp25012015.exe
Substitutes the following files
  • <Drive name for removable media>:\split.exe
  • <Drive name for removable media>:\toolbar.exe
  • <Drive name for removable media>:\coffee.exe
  • <Drive name for removable media>:\default.exe
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\dashborder_120.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>:\ovp25012015.exe
Network activity
Connects to
  • 'ns#.##ayer1352.com':8003
UDP
  • DNS ASK ns#.##ayer1352.com
Miscellaneous
Creates and executes the following
  • '%HOMEPATH%\nmneaf.exe'