Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Bus Tools Assistant Function Multimedia Files' = '<SYSTEM32>\kkymsaecyn.exe'
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\Connection DLL Net.Tcp Interface] 'ImagePath' = '<SYSTEM32>\kkymsaecyn.exe'
- [<HKLM>\SYSTEM\ControlSet001\Services\Connection DLL Net.Tcp Interface] 'Start' = '00000002'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
- Windows Security Center
Creates and executes the following:
- '<SYSTEM32>\vyyvoetuegkz.exe' "<SYSTEM32>\kkymsaecyn.exe"
- '%WINDIR%\Temp\yfeh6yu62uy5vnqib.exe' -r 28295 tcp
- '%TEMP%\yfeh6yu62p74vnqibpqje1d.exe'
- '<SYSTEM32>\kkymsaecyn.exe'
Modifies file system:
Creates the following files:
- <SYSTEM32>\kglazuwut\run
- <SYSTEM32>\kglazuwut\rng
- %WINDIR%\Temp\yfeh6yu62uy5vnqib.exe
- <SYSTEM32>\kglazuwut\cfg
- <SYSTEM32>\vyyvoetuegkz.exe
- %TEMP%\yfeh6yu62p74vnqibpqje1d.exe
- <SYSTEM32>\kglazuwut\tst
- <SYSTEM32>\kkymsaecyn.exe
- <SYSTEM32>\kglazuwut\etc
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\vyyvoetuegkz.exe
- <SYSTEM32>\kkymsaecyn.exe
Deletes the following files:
- %WINDIR%\Temp\yfeh6yu62uy5vnqib.exe
- <DRIVERS>\etc\hosts
- %TEMP%\yfeh6yu62p74vnqibpqje1d.exe
Substitutes the HOSTS file.
Network activity:
Connects to:
- 'pl###noise.net':80
- 'fi###ise.net':80
- 'pl###rise.net':80
- 'fi###oise.net':80
- 'se###fruit.net':80
- 'fi###ull.net':80
- 'pl###pull.net':80
- 'vi###oise.net':80
- 'lr###noise.net':80
- 'vi###ise.net':80
- 'lr###pull.net':80
- 'fi###ruit.net':80
- 'pl###fruit.net':80
- 'vi###ull.net':80
- 'le###fruit.net':80
- 'fa###ise.net':80
- 'to###ise.net':80
- 'fa###ruit.net':80
- 'to###oise.net':80
- 'fa###ull.net':80
- 'to###ull.net':80
- 'fa###oise.net':80
- 'se###noise.net':80
- 'le###rise.net':80
- 'se###rise.net':80
- 'le###noise.net':80
- 'to###ruit.net':80
- 'le###pull.net':80
- 'se###pull.net':80
- 'no###ire.net':80
- 'we###ire.net':80
- 'no###one.net':80
- 'ri###old.net':80
- 'fa###wrote.net':80
- 'ri###rote.net':80
- 'fa###cold.net':80
- 'be##lxc.com':80
- 'af###sllc.com':80
- 'ri###nstorm.net':80
- 'de###lxc.com':80
- 'we###one.net':80
- 'no###rote.net':80
- 'we###rote.net':80
- 'ri###one.net':80
- 'tr###pull.net':80
- 'yo###oise.net':80
- 'tr###noise.net':80
- 'yo###ull.net':80
- 'lr###rise.net':80
- 'vi###ruit.net':80
- 'lr###fruit.net':80
- 'fa###fire.net':80
- 'ri###ire.net':80
- 'fa###bone.net':80
- 'tr###fruit.net':80
- 'yo###ise.net':80
- 'tr###rise.net':80
- 'yo###ruit.net':80
TCP:
HTTP GET requests:
- http://pl###noise.net/index.php
- http://fi###ise.net/index.php
- http://pl###rise.net/index.php
- http://fi###oise.net/index.php
- http://se###fruit.net/index.php
- http://fi###ull.net/index.php
- http://pl###pull.net/index.php
- http://vi###oise.net/index.php
- http://lr###noise.net/index.php
- http://vi###ise.net/index.php
- http://lr###pull.net/index.php
- http://fi###ruit.net/index.php
- http://pl###fruit.net/index.php
- http://vi###ull.net/index.php
- http://le###fruit.net/index.php
- http://fa###ise.net/index.php
- http://to###ise.net/index.php
- http://fa###ruit.net/index.php
- http://to###oise.net/index.php
- http://fa###ull.net/index.php
- http://to###ull.net/index.php
- http://fa###oise.net/index.php
- http://se###noise.net/index.php
- http://le###rise.net/index.php
- http://se###rise.net/index.php
- http://le###noise.net/index.php
- http://to###ruit.net/index.php
- http://le###pull.net/index.php
- http://se###pull.net/index.php
- http://no###ire.net/index.php
- http://we###ire.net/index.php
- http://no###one.net/index.php
- http://ri###old.net/index.php
- http://fa###wrote.net/index.php
- http://ri###rote.net/index.php
- http://fa###cold.net/index.php
- http://be##lxc.com/index.php
- http://af###sllc.com/index.php
- http://ri###nstorm.net/index.php
- http://de###lxc.com/index.php
- http://we###one.net/index.php
- http://no###rote.net/index.php
- http://we###rote.net/index.php
- http://ri###one.net/index.php
- http://tr###pull.net/index.php
- http://yo###oise.net/index.php
- http://tr###noise.net/index.php
- http://yo###ull.net/index.php
- http://lr###rise.net/index.php
- http://vi###ruit.net/index.php
- http://lr###fruit.net/index.php
- http://fa###fire.net/index.php
- http://ri###ire.net/index.php
- http://fa###bone.net/index.php
- http://tr###fruit.net/index.php
- http://yo###ise.net/index.php
- http://tr###rise.net/index.php
- http://yo###ruit.net/index.php
UDP:
- DNS ASK fi###oise.net
- DNS ASK pl###noise.net
- DNS ASK fi###ise.net
- DNS ASK pl###pull.net
- DNS ASK le###fruit.net
- DNS ASK se###fruit.net
- DNS ASK fi###ull.net
- DNS ASK pl###rise.net
- DNS ASK vi###oise.net
- DNS ASK lr###noise.net
- DNS ASK vi###ise.net
- DNS ASK lr###pull.net
- DNS ASK fi###ruit.net
- DNS ASK pl###fruit.net
- DNS ASK vi###ull.net
- DNS ASK to###oise.net
- DNS ASK fa###ise.net
- DNS ASK to###ise.net
- DNS ASK fa###oise.net
- DNS ASK we###ruit.net
- DNS ASK fa###ull.net
- DNS ASK to###ull.net
- DNS ASK fa###ruit.net
- DNS ASK se###noise.net
- DNS ASK le###rise.net
- DNS ASK se###rise.net
- DNS ASK le###noise.net
- DNS ASK to###ruit.net
- DNS ASK le###pull.net
- DNS ASK se###pull.net
- DNS ASK no###ire.net
- DNS ASK we###ire.net
- DNS ASK no###one.net
- DNS ASK ri###old.net
- DNS ASK fa###wrote.net
- DNS ASK ri###rote.net
- DNS ASK fa###cold.net
- DNS ASK be##lxc.com
- DNS ASK af###sllc.com
- DNS ASK ri###nstorm.net
- DNS ASK de###lxc.com
- DNS ASK we###one.net
- DNS ASK no###rote.net
- DNS ASK we###rote.net
- DNS ASK ri###one.net
- DNS ASK tr###pull.net
- DNS ASK yo###oise.net
- DNS ASK tr###noise.net
- DNS ASK yo###ull.net
- DNS ASK lr###rise.net
- DNS ASK vi###ruit.net
- DNS ASK lr###fruit.net
- DNS ASK fa###fire.net
- DNS ASK ri###ire.net
- DNS ASK fa###bone.net
- DNS ASK tr###fruit.net
- DNS ASK yo###ise.net
- DNS ASK tr###rise.net
- DNS ASK yo###ruit.net
- '23#.#55.255.250':1900
