PUA_INSTALLCORE.GAC
PUA:Win32/InstallCore (Microsoft); Adware.InstallCore(AVware)
Windows
Threat Type: Potentially Unwanted Application
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Potentially Unwanted Application arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
Arrival Details
This Potentially Unwanted Application arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Potentially Unwanted Application adds the following folders:
- %User Temp%\inH{random numbers}
- %User Temp%\inH{random numbers}\css
- %User Temp%\inH{random numbers}\css\sdk-ui
- %User Temp%\inH{random numbers}\css\sdk-ui\images
- %User Temp%\inH{random numbers}\images
- %User Temp%\inH{random numbers}\locale
(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
It drops the following files:
- %User Temp%\{random number}.log
- %User Temp%\inH{random number}\csshover3.htc
- %User Temp%\inH{random number}\form.bmp.Mask
- %User Temp%\inH{random number}\css\ie6_main.css
- %User Temp%\inH{random number}\css\main.css
- %User Temp%\inH{random number}\css\sdk-ui\browse.css
- %User Temp%\inH{random number}\css\sdk-ui\button.css
- %User Temp%\inH{random number}\css\sdk-ui\checkbox.css
- %User Temp%\inH{random number}\css\sdk-ui\progress-bar.css
- %User Temp%\inH{random number}\css\sdk-ui\images\button-bg.png
- %User Temp%\inH{random number}\css\sdk-ui\images\progress-bg-corner.png
- %User Temp%\inH{random number}\css\sdk-ui\images\progress-bg.png
- %User Temp%\inH{random number}\css\sdk-ui\images\progress-bg2.png
- %User Temp%\inH{random number}\images\BG.png
- %User Temp%\inH{random number}\images\Close.png
- %User Temp%\inH{random number}\images\Close_Hover.png
- %User Temp%\inH{random number}\images\Color_Button.png
- %User Temp%\inH{random number}\images\Color_Button_Hover.png
- %User Temp%\inH{random number}\images\default_tb.png
- %User Temp%\inH{random number}\images\default_wi.png
- %User Temp%\inH{random number}\images\Grey_Button.png
- %User Temp%\inH{random number}\images\Grey_Button_Hover.png
- %User Temp%\inH{random number}\images\Icon_Generic.png
- %User Temp%\inH{random number}\images\Loader.gif
- %User Temp%\inH{random number}\images\Pause_Button.png
- %User Temp%\inH{random number}\images\Progress.png
- %User Temp%\inH{random number}\images\ProgressBar.png
- %User Temp%\inH{random number}\images\Quick_Specs.png
- %User Temp%\inH{random number}\images\Resume_Button.png
- %User Temp%\inH{random number}\images\sponsored.png
- %User Temp%\inH{random number}\locale\CS.locale
- %User Temp%\inH{random number}\locale\DA.locale
- %User Temp%\inH{random number}\locale\DE.locale
- %User Temp%\inH{random number}\locale\EL.locale
- %User Temp%\inH{random number}\locale\EN.locale
- %User Temp%\inH{random number}\locale\ES.locale
- %User Temp%\inH{random number}\locale\FI.locale
- %User Temp%\inH{random number}\locale\FR.locale
- %User Temp%\inH{random number}\locale\ID.locale
- %User Temp%\inH{random number}\locale\IT.locale
- %User Temp%\inH{random number}\locale\JA.locale
- %User Temp%\inH{random number}\locale\KO.locale
- %User Temp%\inH{random number}\locale\NL.locale
- %User Temp%\inH{random number}\locale\NO.locale
- %User Temp%\inH{random number}\locale\PL.locale
- %User Temp%\inH{random number}\locale\PT.locale
- %User Temp%\inH{random number}\locale\RU.locale
- %User Temp%\inH{random number}\locale\SV.locale
- %User Temp%\inH{random number}\locale\TR.locale
- %User Temp%\inH{random number}\locale\ZH.locale
- %User Temp%\inH{random number}\bootstrap_7239.html
- %Program Files%\{random number}.log
(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.)
Other Details
This Potentially Unwanted Application connects to the following possibly malicious URL:
- http://{BLOCKED}.{BLOCKED}ddpnoheni.com/
- http://{BLOCKED}.{BLOCKED}ddpnoheni.com/Poweriso/