Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Logon Connect Registrar Key' = '<SYSTEM32>\thtqopk.exe'
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\Driver Backup Tablet User-mode] 'ImagePath' = '<SYSTEM32>\thtqopk.exe'
- [<HKLM>\SYSTEM\ControlSet001\Services\Driver Backup Tablet User-mode] '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>\acbqxubmqxq.exe' "<SYSTEM32>\thtqopk.exe"
- '%WINDIR%\Temp\PNGDINWV3EWWCY.EXE' -r 33228 tcp
- '%TEMP%\PNGDINWV38NNCWXLFT7PB.EXE'
- '<SYSTEM32>\thtqopk.exe'
Modifies file system:
Creates the following files:
- <SYSTEM32>\hcsmfjmhnqa\run
- <SYSTEM32>\hcsmfjmhnqa\rng
- %WINDIR%\Temp\PNGDINWV3EWWCY.EXE
- <SYSTEM32>\hcsmfjmhnqa\cfg
- <SYSTEM32>\acbqxubmqxq.exe
- %TEMP%\PNGDINWV38NNCWXLFT7PB.EXE
- <SYSTEM32>\hcsmfjmhnqa\tst
- <SYSTEM32>\thtqopk.exe
- <SYSTEM32>\hcsmfjmhnqa\etc
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\acbqxubmqxq.exe
- <SYSTEM32>\thtqopk.exe
Deletes the following files:
- %WINDIR%\Temp\PNGDINWV3EWWCY.EXE
- <DRIVERS>\etc\hosts
Substitutes the HOSTS file.
Network activity:
Connects to:
- 'me#####gintheway.com':80
- 'pe####ersonals.com':80
- 'ma#####ousestoday.com':80
- 'tr###entral.net':80
- 'bl#####eronredmoon.com':80
- 'ad#####edmtleaps.com':80
- 'hi###anblog.com':80
- 'tr###entral.com':80
- 'tr###telist.com':80
- 'oa####vomurates.com':80
- 'tr###telost.com':80
TCP:
HTTP GET requests:
- http://me#####gintheway.com/so31/isup.php?v=##################
- http://pe####ersonals.com/so31/isup.php?v=##################
- http://ma#####ousestoday.com/so31/isup.php?v=##################
- http://tr###entral.net/so31/isup.php?v=##################
- http://bl#####eronredmoon.com/so31/isup.php?v=##################
- http://ad#####edmtleaps.com/so31/isup.php?v=##################
- http://hi###anblog.com/so31/isup.php?v=##################
- http://tr###entral.com/so31/isup.php?v=##################
- http://tr###telist.com/so31/isup.php?v=##################
- http://oa####vomurates.com/so31/isup.php?v=##################
- http://tr###telost.com/so31/isup.php?v=##################
UDP:
- DNS ASK me#####gintheway.com
- DNS ASK pe####ersonals.com
- DNS ASK ad#####edmtleaps.com
- DNS ASK tr###entral.net
- DNS ASK bl#####eronredmoon.com
- DNS ASK ma#####ousestoday.com
- DNS ASK hi###anblog.com
- DNS ASK tr###entral.com
- DNS ASK tr###telist.com
- DNS ASK oa####vomurates.com
- DNS ASK tr###telost.com
- '23#.#55.255.250':1900
