Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Hardware Netlogon Solutions Installer' = '<SYSTEM32>\ysvglrplpgw.exe'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\ysvglrplpgw.exe
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\Machine Gateway Now Intelligent] '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>\iprvdnkewk.exe' "<SYSTEM32>\ysvglrplpgw.exe"
- '%WINDIR%\Temp\yvsyc40z4t21w0or.exe' -r 38124 tcp
- '%TEMP%\yvsyc40z4pg9w0ocizsgf.exe'
- '<SYSTEM32>\ysvglrplpgw.exe'
Modifies file system :
Creates the following files:
- <SYSTEM32>\oadupthfbxwwak\run
- <SYSTEM32>\oadupthfbxwwak\rng
- <SYSTEM32>\oadupthfbxwwak\cfg
- <SYSTEM32>\oadupthfbxwwak\por
- %WINDIR%\Temp\yvsyc40z4t21w0or.exe
- %TEMP%\yvsyc40z4pg9w0ocizsgf.exe
- <SYSTEM32>\oadupthfbxwwak\tst
- <SYSTEM32>\oadupthfbxwwak\etc
- <SYSTEM32>\iprvdnkewk.exe
- <SYSTEM32>\ysvglrplpgw.exe
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\iprvdnkewk.exe
- <SYSTEM32>\ysvglrplpgw.exe
Deletes the following files:
- %WINDIR%\Temp\yvsyc40z4t21w0or.exe
- <DRIVERS>\etc\hosts
Substitutes the HOSTS file.
Network activity:
Connects to:
- 'yo###sual.net':80
- 'tr###usual.net':80
- 'yo###ould.net':80
- 'tr###could.net':80
- 'ta###hade.net':80
- 'wa###hade.net':80
- 'ta###loor.net':80
- 'wa###loor.net':80
- 'vi###sual.net':80
- 'lr###usual.net':80
- 'vi###ould.net':80
- 'lr###could.net':80
- 'yo###each.net':80
- 'tr###teach.net':80
- 'yo###rave.net':80
- 'tr###grave.net':80
- 'ta###ross.net':80
- 'vi###mojo.com':80
- 'mo###uia.com':80
- 'pi###cross.net':80
- 'am###stol.com':80
- 'el#####arimagine.com':80
- 'do####club-grup.com':80
- 'mo###itio.com':80
- 'ja###uter.com':80
- 'wa###hrew.net':80
- 'mu###loor.net':80
- 'wa###ross.net':80
- 'ta###hrew.net':80
- 'pi###shade.net':80
- 'mu###ross.net':80
- 'pi###floor.net':80
- 'mu###hade.net':80
TCP:
HTTP GET requests:
- yo###sual.net/forum/search.php?me#########################################
- tr###usual.net/forum/search.php?me#########################################
- yo###ould.net/forum/search.php?me#########################################
- tr###could.net/forum/search.php?me#########################################
- ta###hade.net/forum/search.php?me#########################################
- wa###hade.net/forum/search.php?me#########################################
- ta###loor.net/forum/search.php?me#########################################
- wa###loor.net/forum/search.php?me#########################################
- vi###sual.net/forum/search.php?me#########################################
- lr###usual.net/forum/search.php?me#########################################
- vi###ould.net/forum/search.php?me#########################################
- lr###could.net/forum/search.php?me#########################################
- yo###each.net/forum/search.php?me#########################################
- tr###teach.net/forum/search.php?me#########################################
- yo###rave.net/forum/search.php?me#########################################
- tr###grave.net/forum/search.php?me#########################################
- ta###ross.net/forum/search.php?me#########################################
- vi###mojo.com/forum/search.php?me#########################################
- mo###uia.com/forum/search.php?me#########################################
- pi###cross.net/forum/search.php?me#########################################
- am###stol.com/forum/search.php?me#########################################
- el#####arimagine.com/forum/search.php?me#########################################
- do####club-grup.com/forum/search.php?me#########################################
- mo###itio.com/forum/search.php?me#########################################
- ja###uter.com/forum/search.php?me#########################################
- wa###hrew.net/forum/search.php?me#########################################
- mu###loor.net/forum/search.php?me#########################################
- wa###ross.net/forum/search.php?me#########################################
- ta###hrew.net/forum/search.php?me#########################################
- pi###shade.net/forum/search.php?me#########################################
- mu###ross.net/forum/search.php?me#########################################
- pi###floor.net/forum/search.php?me#########################################
- mu###hade.net/forum/search.php?me#########################################
UDP:
- DNS ASK yo###sual.net
- DNS ASK tr###usual.net
- DNS ASK yo###ould.net
- DNS ASK tr###could.net
- DNS ASK ta###hade.net
- DNS ASK wa###hade.net
- DNS ASK ta###loor.net
- DNS ASK wa###loor.net
- DNS ASK tr###teach.net
- DNS ASK lr###could.net
- DNS ASK vi###sual.net
- DNS ASK lr###teach.net
- DNS ASK vi###ould.net
- DNS ASK tr###grave.net
- DNS ASK yo###each.net
- DNS ASK lr###usual.net
- DNS ASK yo###rave.net
- DNS ASK ta###ross.net
- DNS ASK vi###mojo.com
- DNS ASK mo###uia.com
- DNS ASK pi###cross.net
- DNS ASK am###stol.com
- DNS ASK el#####arimagine.com
- DNS ASK do####club-grup.com
- DNS ASK mo###itio.com
- DNS ASK ja###uter.com
- DNS ASK wa###hrew.net
- DNS ASK mu###loor.net
- DNS ASK wa###ross.net
- DNS ASK ta###hrew.net
- DNS ASK pi###shade.net
- DNS ASK mu###ross.net
- DNS ASK pi###floor.net
- DNS ASK mu###hade.net
- '23#.#55.255.250':1900
