Trojan.DownLoader17.14724

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ec525f4' = '%APPDATA%\ec525f4.exe'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ec525f' = 'C:\ec525f4\ec525f4.exe'

Creates or modifies the following files:

%HOMEPATH%\Start Menu\Programs\Startup\ec525f4.exe

Malicious functions:

To complicate detection of its presence in the operating system,

blocks the following features:

System Restore (SR)

Executes the following:

'<SYSTEM32>\vssadmin.exe' Delete Shadows /All /Quiet
'<SYSTEM32>\svchost.exe' netsvcs
'%WINDIR%\explorer.exe'

Injects code into

the following system processes:

<SYSTEM32>\svchost.exe

Modifies file system :

Creates the following files:

%APPDATA%\ec525f4.exe
C:\ec525f4\ec525f4.exe

Network activity:

Connects to:

'g6#####itysystems.com':80
'ef#####ublications.com':80
'ep###gal.co.uk':80
'ev#####gcareers.co.uk':80
'em###book.com':80
'ga##a.net':80
'gr###evap.com':80
'fo#####oneciampi.org':80
'es###spro.com':80
'du####muadong.com':80
'gg##.com.ng':80
'eu####obonato.com':80
'el####reencondo.com':80
'en###flex.com':80
'gl##key.com':80
'em###yance.com':80
'er###ternet.com':80
'ha####-kanban.net':80
'do###onijn.com':80
'fo####usicktv.com':80
'ip##ddr.es':80
'my####rnalip.com':80
'cu###yip.com':80
'dr####atsmiles.com':80
'gi#####parquettes.com':80
'ex#####lbatterycase.com':80
'ew##eco.com':80
'go###rttec.com':80
'ge####ercables.com':80
'eu####-academy.net':80
'ha###nhosp.com':80

TCP:

HTTP GET requests:

http://cu###yip.com/
http://my####rnalip.com/raw
http://ip##ddr.es/

HTTP POST requests:

http://ef#####ublications.com/wp-includes/theme-compat/ap1.php?i=##########
http://ep###gal.co.uk/js-js/ap4.php?s=##########
http://fo#####oneciampi.org/nuovo/blogs/media/ap2.php?d=##########
http://g6#####itysystems.com/js/ap4.php?l=##########
http://ga##a.net/wp-admin/js/ap3.php?d=##########
http://gr###evap.com/mtqzpa/templates/ap5.php?h=##########
http://ev#####gcareers.co.uk/images/prettyPhoto/light_square/ap1.php?k=##########
http://es###spro.com/css/fonts/ap4.php?r=##########
http://du####muadong.com/wp-includes/fonts/ap2.php?m=##########
http://gg##.com.ng/js/vendor/ap5.php?p=##########
http://eu####obonato.com/wp-content/uploads/js_composer/ap3.php?z=##########
http://el####reencondo.com/wp-content/cache/ap4.php?s=##########
http://en###flex.com/ndst.ng/wp-admin/images/ap5.php?z=##########
http://gl##key.com/errors/default/css/ap2.php?h=##########
http://dr####atsmiles.com/old/wp-includes/theme-compat/ap3.php?g=##########
http://ge####ercables.com/wp-admin/user/ap1.php?t=##########
http://eu####-academy.net/wp-admin/user/ap2.php?j=##########
http://do###onijn.com/wp-includes/theme-compat/ap1.php?e=##########
http://fo####usicktv.com/ap3.php?o=##########
http://er###ternet.com/ap2.php?g=##########
http://ha####-kanban.net/wordpress/wp-content/plugins/akismet/_inc/img/ap2.php?d=##########
http://ew##eco.com/wp-admin/network/ap5.php?i=##########
http://em###yance.com/wp-includes/theme-compat/ap2.php?q=##########
http://em###book.com/bat/ap1.php?g=##########
http://ex#####lbatterycase.com/wp-admin/js/ap4.php?n=##########
http://ha###nhosp.com/hagg2013/wp-includes/theme-compat/ap3.php?u=##########
http://go###rttec.com/assets/fonts/ap1.php?r=##########
http://gi#####parquettes.com/wp-content/uploads/2014/07/ap3.php?c=##########