Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Builder Brightness Resolution WMI Power Time' = '<SYSTEM32>\jkpbwpqbkcnd.exe'
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\iSCSI User-mode User DCOM Profile Human Fax] 'ImagePath' = '<SYSTEM32>\jkpbwpqbkcnd.exe'
- [<HKLM>\SYSTEM\ControlSet001\Services\iSCSI User-mode User DCOM Profile Human Fax] 'Start' = '00000002'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
- Windows Security Center
Executes the following:
- '<SYSTEM32>\ckscsjh.exe' "<SYSTEM32>\jkpbwpqbkcnd.exe"
- '%WINDIR%\Temp\xe5vfnzk55e1jaidkwi.exe' -r 31974 tcp
- '%TEMP%\xe5vfnzki66wwlidkwiippfuj.exe'
- '<SYSTEM32>\jkpbwpqbkcnd.exe'
Modifies file system:
Creates the following files:
- <SYSTEM32>\zlnmnwweua\run
- <SYSTEM32>\zlnmnwweua\rng
- %WINDIR%\Temp\xe5vfnzk55e1jaidkwi.exe
- <SYSTEM32>\zlnmnwweua\cfg
- %TEMP%\xe5vfnzki66wwlidkwiippfuj.exe
- <SYSTEM32>\zlnmnwweua\tst
- <SYSTEM32>\ckscsjh.exe
- <SYSTEM32>\jkpbwpqbkcnd.exe
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\ckscsjh.exe
- <SYSTEM32>\jkpbwpqbkcnd.exe
Deletes the following files:
- %WINDIR%\Temp\xe5vfnzk55e1jaidkwi.exe
- %TEMP%\xe5vfnzki66wwlidkwiippfuj.exe
Network activity:
Connects to:
- 'ca###uess.net':80
- 'po###guess.net':80
- 'ca###irst.net':80
- 'no###ill.net':80
- 'li###tood.net':80
- 'no###tood.net':80
- 'ca###tood.net':80
- 'po###stood.net':80
- 'le###uess.net':80
- 'po###first.net':80
- 'ca###ill.net':80
- 'po###kill.net':80
- 'li###ill.net':80
- 'fa###kill.net':80
- 'ri###ill.net':80
- 'fa###stood.net':80
- 'ri###uess.net':80
- 'fa###first.net':80
- 'ri###irst.net':80
- 'no###uess.net':80
- 'li###irst.net':80
- 'no###irst.net':80
- 'ri###tood.net':80
- 'we###tood.net':80
- 'li###uess.net':80
- 'gw#####ynhuddleston.net':80
- 'ch####nother.net':80
- 'mo####gduring.net':80
- 'ef###tbuilt.net':80
- 'ri###nstorm.net':80
- 'of####urprise.net':80
- 'jo####ymeasure.net':80
- 'or###thrown.net':80
- 'any':105
- 'si######edwerryhouse.net':80
- 'se####strong.net':80
- 'de####promise.net':80
- 'th###while.net':80
- 'le###ill.net':80
- 'ta###kill.net':80
- 'le###tood.net':80
- 'ta###guess.net':80
- 'le###irst.net':80
- 'ta###first.net':80
- 'we###irst.net':80
- 'fe###irst.net':80
- 'we###ill.net':80
- 'ta###stood.net':80
- 'we###uess.net':80
- 'fe###uess.net':80
TCP:
HTTP GET requests:
- http://no###tood.net/index.php
- http://ca###uess.net/index.php
- http://po###guess.net/index.php
- http://li###ill.net/index.php
- http://no###ill.net/index.php
- http://li###tood.net/index.php
- http://po###kill.net/index.php
- http://ca###tood.net/index.php
- http://po###stood.net/index.php
- http://ca###irst.net/index.php
- http://po###first.net/index.php
- http://ca###ill.net/index.php
- http://fa###kill.net/index.php
- http://ri###ill.net/index.php
- http://fa###stood.net/index.php
- http://ri###uess.net/index.php
- http://fa###first.net/index.php
- http://ri###irst.net/index.php
- http://no###uess.net/index.php
- http://li###irst.net/index.php
- http://no###irst.net/index.php
- http://ri###tood.net/index.php
- http://we###tood.net/index.php
- http://li###uess.net/index.php
- http://le###uess.net/index.php
- http://of####urprise.net/index.php
- http://gw#####ynhuddleston.net/index.php
- http://ch####nother.net/index.php
- http://th###while.net/index.php
- http://ef###tbuilt.net/index.php
- http://ri###nstorm.net/index.php
- http://de####promise.net/index.php
- http://jo####ymeasure.net/index.php
- http://or###thrown.net/index.php
- http://mo####gduring.net/index.php
- http://si######edwerryhouse.net/index.php
- http://se####strong.net/index.php
- http://le###ill.net/index.php
- http://ta###kill.net/index.php
- http://le###tood.net/index.php
- http://ta###guess.net/index.php
- http://le###irst.net/index.php
- http://ta###first.net/index.php
- http://we###irst.net/index.php
- http://fe###irst.net/index.php
- http://we###ill.net/index.php
- http://ta###stood.net/index.php
- http://we###uess.net/index.php
- http://fe###uess.net/index.php
UDP:
- DNS ASK ca###uess.net
- DNS ASK po###guess.net
- DNS ASK ca###irst.net
- DNS ASK no###ill.net
- DNS ASK li###tood.net
- DNS ASK no###tood.net
- DNS ASK ca###tood.net
- DNS ASK po###stood.net
- DNS ASK le###uess.net
- DNS ASK po###first.net
- DNS ASK ca###ill.net
- DNS ASK po###kill.net
- DNS ASK ri###ill.net
- DNS ASK fa###stood.net
- DNS ASK ri###tood.net
- DNS ASK fa###first.net
- DNS ASK ri###irst.net
- DNS ASK fa###kill.net
- DNS ASK li###irst.net
- DNS ASK no###irst.net
- DNS ASK li###ill.net
- DNS ASK we###tood.net
- DNS ASK li###uess.net
- DNS ASK no###uess.net
- DNS ASK ri###uess.net
- DNS ASK gw#####ynhuddleston.net
- DNS ASK ch####nother.net
- DNS ASK mo####gduring.net
- DNS ASK ef###tbuilt.net
- DNS ASK ri###nstorm.net
- DNS ASK of####urprise.net
- DNS ASK jo####ymeasure.net
- DNS ASK or###thrown.net
- DNS ASK ta###guess.net
- DNS ASK si######edwerryhouse.net
- DNS ASK se####strong.net
- DNS ASK de####promise.net
- DNS ASK ta###kill.net
- DNS ASK le###tood.net
- DNS ASK ta###stood.net
- DNS ASK le###irst.net
- DNS ASK ta###first.net
- DNS ASK le###ill.net
- DNS ASK fe###irst.net
- DNS ASK we###ill.net
- DNS ASK th###while.net
- DNS ASK we###uess.net
- DNS ASK fe###uess.net
- DNS ASK we###irst.net
- '23#.#55.255.250':1900
