Author: Arvin Roi Macaraeg   
 

HEUR:AdWare.Win32.Agent.gen(Kaspersky)

 PLATFORM:

Windows

 OVER ALL RISK RATING:
 DAMAGE POTENTIAL::
 DISTRIBUTION POTENTIAL::
 REPORTED INFECTION:
 INFORMATION EXPOSURE:
Low
Medium
High
Critical

  • Threat Type:
    Adware

  • Destructiveness:
    No

  • Encrypted:
     

  • In the wild::
    Yes

  OVERVIEW


  TECHNICAL DETAILS

File size: 381,792 bytes
File type: EXE
Memory resident: Yes
INITIAL SAMPLES RECEIVED DATE: 23 maja 2018

Instalación

Infiltra los archivos siguientes:

  • %AppDataLocal%\MyNewsGuideTooltab\TooltabExtension.dll
  • %User Temp%\nsz{4-Random Character}.tmp\secondary_accept.png
  • %User Temp%\nsz{4-Random Character}.tmp\secondary_bg.png
  • %User Temp%\nsz{4-Random Character}.tmp\secondary_decline.png

(Nota: %User Temp% es la carpeta Temp del usuario activo, que en el caso de Windows 2000, XP y Server 2003 suele estar en C:\Documents and Settings\{nombre de usuario}\Local Settings\Temp).

)

Crea las carpetas siguientes:

  • %AppDataLocal%\MyNewsGuideTooltab
  • %User Temp%\nsz{4-Random Character}.tmp

(Nota: %User Temp% es la carpeta Temp del usuario activo, que en el caso de Windows 2000, XP y Server 2003 suele estar en C:\Documents and Settings\{nombre de usuario}\Local Settings\Temp).

)

Otras modificaciones del sistema

Agrega las siguientes entradas de registro como parte de la rutina de instalación:

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
Start Page = "http://hp.{BLOCKED}y.com/mynewsguide/ttab02/index.html?n=C0760ED&p2=^BXZ^mni000^TTAB02&ptb=22F86B53-C1F3-4305-B7E0-2E821BA98A78&coid=89551634c0674c6cbe1414d79a83ac78"

HKEY_CURRENT_USER\Software\MyNewsGuide
Start Page = "http://hp.{BLOCKED}y.com/mynewsguide/ttab02/index.html?n=C0760ED&p2=^BXZ^mni000^TTAB02&ptb=22F86B53-C1F3-4305-B7E0-2E821BA98A78&coid=89551634c0674c6cbe1414d79a83ac78"

HKEY_CURRENT_USER\Software\MyNewsGuide
UnInstallSurveyUrl = http://@{downloadDomain}.dl.{BLOCKED}y.com/uninstall.jhtml?surveyUrl=http%3A%2F%2Fwww.research.net%2Fr%2FHYSCVNM%3Fc%3D22F86B53-C1F3-4305-B7E0-2E821BA98A78%26ptb%3D^BXZ^mni000^TTAB02"

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\TabbedBrowsing
NewTabPageShow = "1"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
MyNewsGuideTooltab Uninstall Internet Explorer
DisplayName = "MyNewsGuide Internet Explorer Homepage and New Tab"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
MyNewsGuideTooltab Uninstall Internet Explorer
UninstallString = "Rundll32.exe "C:\Users\dyituser_732\AppData\Local\MyNewsGuideTooltab\TooltabExtension.dll" U uninstall:MyNewsGuide"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
MyNewsGuideTooltab Uninstall Internet Explorer
Publisher = "Mindspark Interactive Network, Inc."

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
MyNewsGuideTooltab Uninstall Internet Explorer
HelpLink = "http://support.{BLOCKED}ark.com/"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
MyNewsGuideTooltab Uninstall Internet Explorer
URLInfoAbout = "http://support.{BLOCKED}ark.com/"