Trojan.DownLoader19.6594

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Disk Machine Builder Workstation Protection' = '<SYSTEM32>\subqfcivyn.exe'

Creates the following services:

[<HKLM>\SYSTEM\ControlSet001\Services\Mapper Files File Experience CNG] 'ImagePath' = '<SYSTEM32>\subqfcivyn.exe'
[<HKLM>\SYSTEM\ControlSet001\Services\Mapper Files File Experience CNG] '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>\dnyhnvlcnhha.exe' "<SYSTEM32>\subqfcivyn.exe"
'%WINDIR%\Temp\orkvsee3n99uhxfd.exe' -r 39413 tcp
'%TEMP%\orkvsee3cijuhxfdzmvbj8.exe'
'<SYSTEM32>\subqfcivyn.exe'

Modifies file system:

Creates the following files:

<SYSTEM32>\klqspxq\run
<SYSTEM32>\klqspxq\rng
%WINDIR%\Temp\orkvsee3n99uhxfd.exe
<SYSTEM32>\klqspxq\cfg
<SYSTEM32>\dnyhnvlcnhha.exe
%TEMP%\orkvsee3cijuhxfdzmvbj8.exe
<SYSTEM32>\klqspxq\tst
<SYSTEM32>\subqfcivyn.exe
<SYSTEM32>\klqspxq\etc

Sets the 'hidden' attribute to the following files:

<SYSTEM32>\dnyhnvlcnhha.exe
<SYSTEM32>\subqfcivyn.exe

Deletes the following files:

%WINDIR%\Temp\orkvsee3n99uhxfd.exe
<DRIVERS>\etc\hosts
%TEMP%\orkvsee3cijuhxfdzmvbj8.exe

Substitutes the HOSTS file.

Network activity:

Connects to:

'pl###food.net':80
'fi###hown.net':80
'pl###shown.net':80
'fi###eet.net':80
'pl###meet.net':80
'fi###ood.net':80
'fi###eck.net':80
'vi###ood.net':80
'lr###food.net':80
'vi###hown.net':80
'pl###neck.net':80
'vi###eet.net':80
'lr###meet.net':80
'fa###eck.net':80
'to###eck.net':80
'le###meet.net':80
'to###ood.net':80
'fa###hown.net':80
'to###hown.net':80
'se###meet.net':80
'se###shown.net':80
'le###neck.net':80
'se###neck.net':80
'le###food.net':80
'se###food.net':80
'le###shown.net':80
'lr###shown.net':80
'ri###nstorm.net':80
'al###being.net':80
'ca####nbring.net':80
'wa###aise.net':80
'ta###roud.net':80
'be##lxc.com':80
'pr####tbottom.net':80
'mo###ugust.net':80
'le###form.net':80
'cr#####onaraminta.net':80
'mo###olor.net':80
'ab###ell.net':80
'mi###hown.net':80
'tr###meet.net':80
'yo###ood.net':80
'tr###food.net':80
'vi###eck.net':80
'lr###neck.net':80
'yo###eet.net':80
'yo###hown.net':80
'ta###each.net':80
'wa###each.net':80
'ta###aise.net':80
'tr###shown.net':80
'yo###eck.net':80
'tr###neck.net':80

TCP:

HTTP GET requests:

http://pl###food.net/index.php
http://fi###hown.net/index.php
http://pl###shown.net/index.php
http://fi###eet.net/index.php
http://pl###meet.net/index.php
http://fi###ood.net/index.php
http://fi###eck.net/index.php
http://vi###ood.net/index.php
http://lr###food.net/index.php
http://vi###hown.net/index.php
http://pl###neck.net/index.php
http://vi###eet.net/index.php
http://lr###meet.net/index.php
http://fa###eck.net/index.php
http://to###eck.net/index.php
http://le###meet.net/index.php
http://to###ood.net/index.php
http://fa###hown.net/index.php
http://to###hown.net/index.php
http://se###meet.net/index.php
http://se###shown.net/index.php
http://le###neck.net/index.php
http://se###neck.net/index.php
http://le###food.net/index.php
http://se###food.net/index.php
http://le###shown.net/index.php
http://lr###shown.net/index.php
http://ri###nstorm.net/index.php
http://al###being.net/index.php
http://ca####nbring.net/index.php
http://wa###aise.net/index.php
http://ta###roud.net/index.php
http://be##lxc.com/index.php
http://pr####tbottom.net/index.php
http://mo###ugust.net/index.php
http://le###form.net/index.php
http://cr#####onaraminta.net/index.php
http://mo###olor.net/index.php
http://ab###ell.net/index.php
http://mi###hown.net/index.php
http://tr###meet.net/index.php
http://yo###ood.net/index.php
http://tr###food.net/index.php
http://vi###eck.net/index.php
http://lr###neck.net/index.php
http://yo###eet.net/index.php
http://yo###hown.net/index.php
http://ta###each.net/index.php
http://wa###each.net/index.php
http://ta###aise.net/index.php
http://tr###shown.net/index.php
http://yo###eck.net/index.php
http://tr###neck.net/index.php

UDP:

DNS ASK pl###food.net
DNS ASK fi###hown.net
DNS ASK pl###shown.net
DNS ASK fi###eet.net
DNS ASK pl###meet.net
DNS ASK fi###ood.net
DNS ASK fi###eck.net
DNS ASK vi###ood.net
DNS ASK lr###food.net
DNS ASK vi###hown.net
DNS ASK pl###neck.net
DNS ASK vi###eet.net
DNS ASK lr###meet.net
DNS ASK se###neck.net
DNS ASK to###hown.net
DNS ASK fa###eck.net
DNS ASK to###eck.net
DNS ASK fa###ood.net
DNS ASK to###ood.net
DNS ASK fa###hown.net
DNS ASK le###meet.net
DNS ASK le###shown.net
DNS ASK se###shown.net
DNS ASK le###neck.net
DNS ASK se###meet.net
DNS ASK le###food.net
DNS ASK se###food.net
DNS ASK lr###shown.net
DNS ASK ri###nstorm.net
DNS ASK al###being.net
DNS ASK ca####nbring.net
DNS ASK wa###aise.net
DNS ASK ta###roud.net
DNS ASK be##lxc.com
DNS ASK pr####tbottom.net
DNS ASK mo###ugust.net
DNS ASK le###form.net
DNS ASK cr#####onaraminta.net
DNS ASK mo###olor.net
DNS ASK ab###ell.net
DNS ASK mi###hown.net
DNS ASK tr###meet.net
DNS ASK yo###ood.net
DNS ASK tr###food.net
DNS ASK vi###eck.net
DNS ASK lr###neck.net
DNS ASK yo###eet.net
DNS ASK yo###hown.net
DNS ASK ta###each.net
DNS ASK wa###each.net
DNS ASK ta###aise.net
DNS ASK tr###shown.net
DNS ASK yo###eck.net
DNS ASK tr###neck.net
'23#.#55.255.250':1900

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