Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Storage Gateway Copy Virtual Grouping DLL' = '<SYSTEM32>\gwyjjwro.exe'
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\Windows Function Device Multimedia] 'ImagePath' = '<SYSTEM32>\gwyjjwro.exe'
- [<HKLM>\SYSTEM\ControlSet001\Services\Windows Function Device Multimedia] 'Start' = '00000002'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
- Windows Security Center
Modifies file system:
Creates the following files:
- <SYSTEM32>\bvveajnsuhybexk\run
- <SYSTEM32>\bvveajnsuhybexk\rng
- %WINDIR%\Temp\cfkiyv3e9hnm.exe
- <SYSTEM32>\bvveajnsuhybexk\cfg
- <SYSTEM32>\ipgnwpviab.exe
- %TEMP%\cfkiyv34uxnmhvxe0n.exe
- <SYSTEM32>\bvveajnsuhybexk\tst
- <SYSTEM32>\gwyjjwro.exe
- <SYSTEM32>\bvveajnsuhybexk\etc
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\ipgnwpviab.exe
- <SYSTEM32>\gwyjjwro.exe
Deletes the following files:
- %WINDIR%\Temp\cfkiyv3e9hnm.exe
- <DRIVERS>\etc\hosts
- %TEMP%\cfkiyv34uxnmhvxe0n.exe
Substitutes the HOSTS file.
Network activity:
Connects to:
- 'th###easy.net':80
- 'si#####nsiderable.net':80
- 'si###easy.net':80
- 'he###hem.net':80
- 'ca###hem.net':80
- 'th#####nsiderable.net':80
- 'th###them.net':80
- 'du###asy.net':80
- 'si###them.net':80
- 'si###best.net':80
- 'th###best.net':80
- 'ca###est.net':80
- 'qu###best.net':80
- 'th###hem.net':80
- 'th###est.net':80
- 'th#####siderable.net':80
- 'qu#####nsiderable.net':80
- 'qu###them.net':80
- 'ca#####siderable.net':80
- 'he###est.net':80
- 'he#####siderable.net':80
- 'he###asy.net':80
- 'ca###asy.net':80
- 'wi###asy.net':80
- 'ab###ell.net':80
- 'mi###hown.net':80
- 'mo###olor.net':80
- 'ca####nbring.net':80
- 'pr####tbottom.net':80
- 'mo###ugust.net':80
- 'th###while.net':80
- 'ef###tbuilt.net':80
- 'jo####ymeasure.net':80
- 'le###form.net':80
- 'cr#####onaraminta.net':80
- 'al###being.net':80
- 'wi###est.net':80
- 'du###hem.net':80
- 'du###est.net':80
- 'du#####siderable.net':80
- 'wi#####siderable.net':80
- 'wi###hem.net':80
- 'mi#####siderable.net':80
- 'ri###nstorm.net':80
- 'tr#####nsiderable.net':80
- 'tr###easy.net':80
- 'mi###asy.net':80
TCP:
HTTP GET requests:
- http://th###easy.net/index.php
- http://si#####nsiderable.net/index.php
- http://si###easy.net/index.php
- http://he###hem.net/index.php
- http://ca###hem.net/index.php
- http://th#####nsiderable.net/index.php
- http://th###them.net/index.php
- http://du###asy.net/index.php
- http://si###them.net/index.php
- http://si###best.net/index.php
- http://th###best.net/index.php
- http://ca###est.net/index.php
- http://qu###best.net/index.php
- http://th###hem.net/index.php
- http://th###est.net/index.php
- http://th#####siderable.net/index.php
- http://qu#####nsiderable.net/index.php
- http://qu###them.net/index.php
- http://ca#####siderable.net/index.php
- http://he###est.net/index.php
- http://he#####siderable.net/index.php
- http://he###asy.net/index.php
- http://ca###asy.net/index.php
- http://wi###asy.net/index.php
- http://ab###ell.net/index.php
- http://mi###hown.net/index.php
- http://mo###olor.net/index.php
- http://ca####nbring.net/index.php
- http://pr####tbottom.net/index.php
- http://mo###ugust.net/index.php
- http://th###while.net/index.php
- http://ef###tbuilt.net/index.php
- http://jo####ymeasure.net/index.php
- http://le###form.net/index.php
- http://cr#####onaraminta.net/index.php
- http://al###being.net/index.php
- http://wi###est.net/index.php
- http://du###hem.net/index.php
- http://du###est.net/index.php
- http://du#####siderable.net/index.php
- http://wi#####siderable.net/index.php
- http://wi###hem.net/index.php
- http://mi#####siderable.net/index.php
- http://ri###nstorm.net/index.php
- http://tr#####nsiderable.net/index.php
- http://tr###easy.net/index.php
- http://mi###asy.net/index.php
UDP:
- DNS ASK si###easy.net
- DNS ASK th###easy.net
- DNS ASK si#####nsiderable.net
- DNS ASK ca###est.net
- DNS ASK he###hem.net
- DNS ASK ca###hem.net
- DNS ASK si###them.net
- DNS ASK th###them.net
- DNS ASK du###asy.net
- DNS ASK th#####nsiderable.net
- DNS ASK si###best.net
- DNS ASK th###best.net
- DNS ASK th###est.net
- DNS ASK qu###best.net
- DNS ASK th###hem.net
- DNS ASK qu###easy.net
- DNS ASK th#####siderable.net
- DNS ASK qu#####nsiderable.net
- DNS ASK he#####siderable.net
- DNS ASK ca#####siderable.net
- DNS ASK he###est.net
- DNS ASK qu###them.net
- DNS ASK he###asy.net
- DNS ASK ca###asy.net
- DNS ASK wi###asy.net
- DNS ASK ab###ell.net
- DNS ASK mi###hown.net
- DNS ASK mo###olor.net
- DNS ASK ca####nbring.net
- DNS ASK pr####tbottom.net
- DNS ASK mo###ugust.net
- DNS ASK th###while.net
- DNS ASK ef###tbuilt.net
- DNS ASK jo####ymeasure.net
- DNS ASK le###form.net
- DNS ASK cr#####onaraminta.net
- DNS ASK al###being.net
- DNS ASK wi###est.net
- DNS ASK du###hem.net
- DNS ASK du###est.net
- DNS ASK du#####siderable.net
- DNS ASK wi#####siderable.net
- DNS ASK wi###hem.net
- DNS ASK mi#####siderable.net
- DNS ASK ri###nstorm.net
- DNS ASK tr#####nsiderable.net
- DNS ASK tr###easy.net
- DNS ASK mi###asy.net
- '23#.#55.255.250':1900
