Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKLM\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] 'spctepsfkjgnqxobcz' = '%WINDIR%\SysWOW64\srv680.exe'
Sets the following service settings
- [HKLM\SYSTEM\CurrentControlSet\Services\qfkzyveoxlSv\Parameters] 'ServiceDll' = '%WINDIR%\SysWOW64\svcqfkzyve.dll'
- [HKLM\System\CurrentControlSet\Services\qfkzyveoxlSv] 'Start' = '00000002'
- [HKLM\System\CurrentControlSet\Services\qfkzyveoxlSv] 'ImagePath' = '<SYSTEM32>\svchost.exe -k DcomSec'
Creates the following services
- 'qfkzyveoxlSv' <SYSTEM32>\svchost.exe -k DcomSec
Malicious functions
Terminates or attempts to terminate
the following user processes:
- iexplore.exe
Modifies file system
Creates the following files
- C:\logbot.txt
- %TEMP%\lis9b74.tmp
- %WINDIR%\syswow64\srv680.exe
- %WINDIR%\syswow64\svcqfkzyve.dll
- %TEMP%\lsee945.tmp
Network activity
Connects to
- 'co##############e-chains.prod.autograph.services.mozaws.net':443
UDP
- DNS ASK co##############e-chains.prod.autograph.services.mozaws.net
Miscellaneous
Executes the following
- '%WINDIR%\syswow64\svchost.exe' -k DcomSec
