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PUA_MapsGalaxy

August 03, 2015
 Analysis by: RonJay Kristoffer Caragay
 ALIASES:

PUP.Optional.MindSpark.A (Malwarebytes), Win32.Trojan.Falsesign.Fhy (Tencent), Win32:Mindspark-A [PUP] (Avast)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • 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

File Size:

443,264 bytes

File Type:

EXE

Initial Samples Received Date:

06 Jul 2015

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 drops the following files:

  • %Program Files%\MapsGalaxy_39EI\Installr\1.bin\NP39EISb.dl_
  • %Program Files%\MapsGalaxy_39EI\Installr\1.bin\NP39EISb.dll
  • %Program Files%\MapsGalaxy_39EI\Installr\1.bin\39EIPlug.dl_
  • %Program Files%\MapsGalaxy_39EI\Installr\1.bin\39EIPlug.dll
  • %Program Files%\MapsGalaxy_39EI\Installr\1.bin\39EZSETP.dl_
  • %Program Files%\MapsGalaxy_39EI\Installr\1.bin\39EZSETP.dll

(Note: %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.)

It creates the following folders:

  • %Program Files%\MapsGalaxy_39EI

(Note: %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 System Modifications

This potentially unwanted application adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\MapsGalaxy_39EI

HKEY_LOCAL_MACHINE\SOFTWARE\MozillaPlugins\
@ei.MapsGalaxy_39.com/Plugin

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MapsGalaxy_39Installer.Start.1

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MapsGalaxy_39Installer.Start

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{GUID}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{GUID}

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\MapsGalaxy_39EI\
Installer
un = "MapsGalaxy"

HKEY_LOCAL_MACHINE\SOFTWARE\MapsGalaxy_39EI\
Installer
Dir = "C:\Progam Files\MapsGalaxy_39EI\Installr\"

HKEY_LOCAL_MACHINE\SOFTWARE\MapsGalaxy_39EI\
Installer
PluginPath = "C:Program Files\MapsGalaxy_39EI\Installr\1.bin"

HKEY_LOCAL_MACHINE\SOFTWARE\MozillaPlugins\
@ei.MapsGalaxy_39.com/Plugin
Description = "MapsGalaxy Plugin"

HKEY_LOCAL_MACHINE\SOFTWARE\@ei.MapsGalaxy_39.com/Plugin
Path = "C:\Program Files\MapsGalaxy_39EI\Installr\1.bin\NP39EISB.dll"

HKEY_LOCAL_MACHINE\SOFTWARE\@ei.MapsGalaxy_39.com/Plugin
vendor = "FULLCOMPANYNAME_DDE0BB24-8F8C-44E9-B962-8289B302DEF9"

HKEY_LOCAL_MACHINE\SOFTWARE\@ei.MapsGalaxy_39.com/Plugin
version = "1.1.0.0"

HKEY_LOCAL_MACHINE\SOFTWARE\@ei.MapsGalaxy_39.com/Plugin\
MimeTypes\application/x-mapsgalaxy_39pluginei
Description = "MapsGalaxy Plugin"

HKEY_LOCAL_MACHINE\SOFTWARE\@ei.MapsGalaxy_39.com/Plugin\
MimeTypes\application/x-mapsgalaxy_39pluginei
Suffixes = "39i"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MapsGalaxy_39Installer.Start.1\CLSID
(Default) = "{GUID}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MapsGalaxy_39Installer.Start\CLSID
(Default) = "{GUID}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MapsGalaxy_39Installer.Start\CurVer
(Default) = "MapsGalaxy_39Installer.Start.1"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}\ProgID
(Default) = "MapsGalaxy_39Installer.Start.1"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}\VersionIndependentProgID
(Default) = "MapsGalaxy_39Installer.Start"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}\InprocServer32
(Default) = "C:\Program Files\MapsGalaxy_39EI\Installr\1.bin\39EZSETP.dll"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}\MiscStatus
(Default) = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}\MiscStatus\
1
(Default) = "131473"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}\TypeLib
(Default) = "{GUID}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{GUID}\Version
(Default) = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{GUID}\1.0
(Default) = "Installer 1.0 Type Library"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{GUID}\1.0\
FLAGS
(Default) = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{GUID}\1.0\
0\win32
(Default) = "C:\Program Files\MapsGalaxy_39EI\Installr\1.bin\39EZSETP.dll\1"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{GUID}\1.0\
HELPDIR
(Default) = "C:\Program Files\MapsGalaxy_39EI\Installr\1.bin"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{GUID}
(Default) = "It8InstallerStart"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{GUID}\ProxyStubClsid
(Default) = "{GUID}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{GUID}\ProxyClsid32
(Default) = "{GUID}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{GUID}\TypeLib
(Default) = "{GUID}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{GUID}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\MapsGalaxy_39EI\
Installer
CurInstall = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\MapsGalaxy_39EI\
Installer
sr = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\MapsGalaxy_39EI\
Installer
pl = "9"