Win32.HLLW.Autoruner2.64490
Added to the Dr.Web virus database:
2019-10-07
Virus description added:
2019-10-09
Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /R'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /J'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /T'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /C'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /H'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /N'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /W'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /P'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /B'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'nlleos' = '%HOMEPATH%\nlleos.exe /Y'
Creates the following files on removable media
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%\nlleos.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\nlleos.exe
Deletes the following files
- <Drive name for removable media>:\delete.exe
- <Drive name for removable media>:\clip_1080_5sec_10mbps_h264.exe
- <Drive name for removable media>:\fil_20060629111052.exe
- <Drive name for removable media>:\dualectls.exe
- <Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.exe
- <Drive name for removable media>:\calibre.exe
- <Drive name for removable media>:\dissolveanother.exe
- <Drive name for removable media>:\cbz.exe
- <Drive name for removable media>:\video.exe
- <Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
- <Drive name for removable media>:\asm.exe
- <Drive name for removable media>:\passport_pal.exe
- <Drive name for removable media>:\calculatorworksheet.exe
- <Drive name for removable media>:\guide_reorganization_mapping.exe
- <Drive name for removable media>:\price030215.exe
- <Drive name for removable media>:\removedtitles_records.exe
- <Drive name for removable media>:\subjectclassification.exe
- <Drive name for removable media>:\sexy.exe
- <Drive name for removable media>:\babyboymaintoscenesbackground_pal.exe
- <Drive name for removable media>:\flower_trans_matte.exe
- <Drive name for removable media>:\51.exe
- <Drive name for removable media>:\parnas_01.exe
- <Drive name for removable media>:\2.exe
- <Drive name for removable media>:\archer.exe
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\dashborder_120.exe
- <Drive name for removable media>:\default.exe
- <Drive name for removable media>:\tileimage.exe
- <Drive name for removable media>:\dashborder_96.exe
- <Drive name for removable media>:\ovp25012015.exe
- <Drive name for removable media>:\fi51.exe
- <Drive name for removable media>:\split.exe
- <Drive name for removable media>:\lisp_success.exe
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
- <Drive name for removable media>:\february_catalogue__2015.exe
- <Drive name for removable media>:\4f0bf7ff71f28.exe
- <Drive name for removable media>:\1189.exe
- <Drive name for removable media>:\3.exe
- <Drive name for removable media>:\13.exe
- <Drive name for removable media>:\168.exe
- <Drive name for removable media>:\210252809.exe
- <Drive name for removable media>:\weeklysheet1215.exe
- <Drive name for removable media>:\porn.exe
- <Drive name for removable media>:\passwords.exe
Substitutes the following files
- <Drive name for removable media>:\delete.exe
- <Drive name for removable media>:\clip_1080_5sec_10mbps_h264.exe
- <Drive name for removable media>:\fil_20060629111052.exe
- <Drive name for removable media>:\dualectls.exe
- <Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.exe
- <Drive name for removable media>:\calibre.exe
- <Drive name for removable media>:\dissolveanother.exe
- <Drive name for removable media>:\cbz.exe
- <Drive name for removable media>:\video.exe
- <Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
- <Drive name for removable media>:\asm.exe
- <Drive name for removable media>:\passport_pal.exe
- <Drive name for removable media>:\calculatorworksheet.exe
- <Drive name for removable media>:\guide_reorganization_mapping.exe
- <Drive name for removable media>:\price030215.exe
- <Drive name for removable media>:\removedtitles_records.exe
- <Drive name for removable media>:\subjectclassification.exe
- <Drive name for removable media>:\sexy.exe
- <Drive name for removable media>:\babyboymaintoscenesbackground_pal.exe
- <Drive name for removable media>:\flower_trans_matte.exe
- <Drive name for removable media>:\51.exe
- <Drive name for removable media>:\parnas_01.exe
- <Drive name for removable media>:\2.exe
- <Drive name for removable media>:\archer.exe
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\dashborder_120.exe
- <Drive name for removable media>:\default.exe
- <Drive name for removable media>:\tileimage.exe
- <Drive name for removable media>:\dashborder_96.exe
- <Drive name for removable media>:\ovp25012015.exe
- <Drive name for removable media>:\fi51.exe
- <Drive name for removable media>:\split.exe
- <Drive name for removable media>:\lisp_success.exe
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
- <Drive name for removable media>:\february_catalogue__2015.exe
- <Drive name for removable media>:\4f0bf7ff71f28.exe
- <Drive name for removable media>:\1189.exe
- <Drive name for removable media>:\3.exe
- <Drive name for removable media>:\13.exe
- <Drive name for removable media>:\168.exe
- <Drive name for removable media>:\210252809.exe
- <Drive name for removable media>:\weeklysheet1215.exe
- <Drive name for removable media>:\porn.exe
- <Drive name for removable media>:\passwords.exe
Network activity
Connects to
UDP
- DNS ASK ns#.##ayer1352.com
- DNS ASK ns#.##ayer1352.net
- DNS ASK ns#.##ayer1352.org
Miscellaneous
Creates and executes the following
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