Malware analysis BlueStacksHelper_native.exe Malicious activity

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download:	BlueStacksHelper_native.exe
Full analysis:	https://app.any.run/tasks/7c9e2061-006f-480a-ae60-414e6bde2736
Verdict:	Malicious activity
Analysis date:	June 19, 2018, 14:28:03
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386, for MS Windows
MD5:	B92A59E3905093338E7A18CA1675AC59
SHA1:	11774C787ADD3266AE9453FD7D02CEC1EC09036A
SHA256:	0D24F7936F865FC64C335E5A60EDC473E5DB192262E2B8291DB4EAD2DFBDB991
SSDEEP:	12288:IFPdfNMz0ECFWtWrnngnnnKnanxNYHhG5JZHbyA4oRdZEku:IddFMz0EyWtWrnngnnnKnanxNUkn+AdQ

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

Launch configuration

Task duration:: 60 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: none
MITM proxy:: off
Privacy:: Public submission
Fakenet option:: off
Route via Tor:: off
Autoconfirmation of UAC:: on
Network:

Software preset

Internet Explorer 8.0.7601.17514 undefined
7-Zip 16.04 (16.04)
Adobe Acrobat Reader DC MUI (15.007.20033)
Adobe Flash Player 27 ActiveX (27.0.0.187)
CCleaner (5.35)
FileZilla Client 3.31.0 (3.31.0)
Google Chrome (61.0.3163.100)
Google Update Helper (1.3.33.5)
Java 8 Update 92 (8.0.920.14)
Java Auto Updater (2.8.92.14)
Microsoft .NET Framework 4.6.1 (4.6.01055)
Microsoft Office Access MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Access Setup Metadata MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Excel MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Home and Business 2010 (14.0.6029.1000)
Microsoft Office OneNote MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Outlook MUI (English) 2010 (14.0.6029.1000)
Microsoft Office PowerPoint MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Proof (English) 2010 (14.0.6029.1000)
Microsoft Office Proof (French) 2010 (14.0.6029.1000)
Microsoft Office Proof (Spanish) 2010 (14.0.6029.1000)
Microsoft Office Proofing (English) 2010 (14.0.6029.1000)
Microsoft Office Publisher MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Shared MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Shared Setup Metadata MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Single Image 2010 (14.0.6029.1000)
Microsoft Office Word MUI (English) 2010 (14.0.6029.1000)
Microsoft Visual C++ 2005 Redistributable (8.0.61001)
Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.6161 (9.0.30729.6161)
Microsoft Visual C++ 2010 x86 Redistributable - 10.0.40219 (10.0.40219)
Microsoft Visual C++ 2012 Redistributable (x86) - 11.0.61030 (11.0.61030.0)
Microsoft Visual C++ 2012 x86 Additional Runtime - 11.0.61030 (11.0.61030)
Microsoft Visual C++ 2012 x86 Minimum Runtime - 11.0.61030 (11.0.61030)
Microsoft Visual C++ 2013 Redistributable (x86) - 12.0.30501 (12.0.30501.0)
Microsoft Visual C++ 2013 x86 Additional Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2013 x86 Minimum Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2017 Redistributable (x86) - 14.12.25810 (14.12.25810.0)
Microsoft Visual C++ 2017 x86 Additional Runtime - 14.12.25810 (14.12.25810)
Microsoft Visual C++ 2017 x86 Minimum Runtime - 14.12.25810 (14.12.25810)
Mozilla Firefox 55.0.3 (x86 en-US) (55.0.3)
Mozilla Maintenance Service (55.0.3)
Notepad++ (32-bit x86) (7.5.4)
Opera 12.15 (12.15.1748)
Skype™ 7.39 (7.39.102)
VLC media player (2.2.6)

Hotfixes

Client LanguagePack Package
Client Refresh LanguagePack Package
CodecPack Basic Package
Foundation Package
IE Troubleshooters Package
InternetExplorer Optional Package
KB2534111
KB2999226
KB976902
LocalPack AU Package
LocalPack CA Package
LocalPack GB Package
LocalPack US Package
LocalPack ZA Package
ProfessionalEdition
UltimateEdition
WinMan WinIP Package TopLevel

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MALICIOUS
- Loads dropped or rewritten executable
  - BlueStacksHelper.exe (PID: 544)
  - WerFault.exe (PID: 1668)
- Application was dropped or rewritten from another process
  - BlueStacksHelper.exe (PID: 544)
SUSPICIOUS
- Executable content was dropped or overwritten
  - BlueStacksHelper_native.exe (PID: 356)
- Creates or modifies windows services
  - WerFault.exe (PID: 1668)
INFO
- Application was crashed
  - BlueStacksHelper.exe (PID: 544)
- Dropped object may contain URL's
  - BlueStacksHelper_native.exe (PID: 356)

Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

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No Malware configuration.

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TRiD

.exe	\|	Win32 Executable MS Visual C++ (generic) (42.2)
.exe	\|	Win64 Executable (generic) (37.3)
.dll	\|	Win32 Dynamic Link Library (generic) (8.8)
.exe	\|	Win32 Executable (generic) (6)
.exe	\|	Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2010:11:18 17:27:32+01:00
PEType:	PE32
LinkerVersion:	6
CodeSize:	82944
InitializedDataSize:	374272
UninitializedDataSize:	-
EntryPoint:	0x1373c
OSVersion:	4
ImageVersion:	-
SubsystemVersion:	4
Subsystem:	Windows GUI
FileVersionNumber:	0.0.0.0
ProductVersionNumber:	0.0.0.0
FileFlagsMask:	0x003f
FileFlags:	(none)
FileOS:	Windows NT 32-bit
ObjectFileType:	Executable application
FileSubtype:	-
LanguageCode:	English (U.S.)
CharacterSet:	Unicode
CompanyName:	BlueStack Systems Inc.
FileDescription:	BlueStacks Installer
FileVersion:	3
InternalName:	BlueStacks Installer
LegalCopyright:	Copyright (c) BlueStack Systems Inc.
OriginalFileName:	BlueStacksInstaller.exe
ProductName:	BlueStacks Installer
ProductVersion:	3

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	18-Nov-2010 16:27:32
Detected languages:	English - United States
CompanyName:	BlueStack Systems Inc.
FileDescription:	BlueStacks Installer
FileVersion:	3.0
InternalName:	BlueStacks Installer
LegalCopyright:	Copyright (c) BlueStack Systems Inc.
OriginalFilename:	BlueStacksInstaller.exe
ProductName:	BlueStacks Installer
ProductVersion:	3.0

DOS Header

Magic number:	MZ
Bytes on last page of file:	0x0090
Pages in file:	0x0003
Relocations:	0x0000
Size of header:	0x0004
Min extra paragraphs:	0x0000
Max extra paragraphs:	0xFFFF
Initial SS value:	0x0000
Initial SP value:	0x00B8
Checksum:	0x0000
Initial IP value:	0x0000
Initial CS value:	0x0000
Overlay number:	0x0000
OEM identifier:	0x0000
OEM information:	0x0000
Address of NE header:	0x000000F8

PE Headers

Signature:	PE
Machine:	IMAGE_FILE_MACHINE_I386
Number of sections:	5
Time date stamp:	18-Nov-2010 16:27:32
Pointer to Symbol Table:	0x00000000
Number of symbols:	0
Size of Optional Header:	0x00E0
Characteristics:	IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_RELOCS_STRIPPED

Sections

Name	Virtual Address	Virtual Size	Raw Size	Charateristics	Entropy
.text	0x00001000	0x000143CA	0x00014400	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.53688
.rdata	0x00016000	0x00003CA6	0x00003E00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	4.04219
.data	0x0001A000	0x0000292C	0x00000800	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	3.44382
.sxdata	0x0001D000	0x00000004	0x00000200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_LNK_INFO, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	0.0203931
.rsrc	0x0001E000	0x00056D5B	0x00056E00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	4.08082

Resources

Title	Entropy	Size	Codepage	Language	Type
1	5.02012	659	Latin 1 / Western European	English - United States	RT_MANIFEST
2	4.12778	67624	UNKNOWN	English - United States	RT_ICON
3	4.47733	9640	UNKNOWN	English - United States	RT_ICON
4	4.77612	4264	UNKNOWN	English - United States	RT_ICON
5	2.4279	108	Latin 1 / Western European	English - United States	RT_STRING
500	2.97168	144	Latin 1 / Western European	English - United States	RT_DIALOG

Imports


KERNEL32.dll
MSVCRT.dll
OLEAUT32.dll
SHELL32.dll
USER32.dll

No data.

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All screenshots are available in the full report

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Total processes

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

356

"C:\Users\admin\AppData\Local\Temp\BlueStacksHelper_native.exe"

C:\Users\admin\AppData\Local\Temp\BlueStacksHelper_native.exe

explorer.exe

User:

admin

Company:

BlueStack Systems Inc.

Integrity Level:

MEDIUM

Description:

BlueStacks Installer

Exit code:

Version:

3.0

Modules

Images
c:\users\admin\appdata\local\temp\bluestackshelper_native.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll

544

"C:\Users\admin\AppData\Local\Temp\7zS8A01.tmp\BlueStacksHelper.exe"

C:\Users\admin\AppData\Local\Temp\7zS8A01.tmp\BlueStacksHelper.exe

BlueStacksHelper_native.exe

User:

admin

Company:

BlueStack Systems, Inc.

Integrity Level:

MEDIUM

Description:

BlueStacks Helper

Exit code:

3221225477

Version:

1.9

Modules

Images
c:\users\admin\appdata\local\temp\7zs8a01.tmp\bluestackshelper.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll

1668

C:\Windows\system32\WerFault.exe -u -p 544 -s 596

C:\Windows\system32\WerFault.exe

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Problem Reporting

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\werfault.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll

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Total events

418

Read events

410

Write events

Delete events

Modification events


(PID) Process:	(356) BlueStacksHelper_native.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0
(PID) Process:	(356) BlueStacksHelper_native.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 1
(PID) Process:	(1668) WerFault.exe	Key:	HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\IKEEXT
Operation:	write	Name:	CurrentLru
Value: FB1E000000000000
(PID) Process:	(1668) WerFault.exe	Key:	HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\IKEEXT
Operation:	write	Name:	CurrentLru
Value: FC1E000000000000
(PID) Process:	(1668) WerFault.exe	Key:	HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\IKEEXT
Operation:	write	Name:	CurrentLru
Value: FD1E000000000000
(PID) Process:	(1668) WerFault.exe	Key:	HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\IKEEXT
Operation:	write	Name:	CurrentLru
Value: FE1E000000000000

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
1668	WerFault.exe	C:\Users\admin\AppData\Local\Temp\WER2A59.tmp.appcompat.txt		—
		MD5:—	SHA256:—
1668	WerFault.exe	C:\Users\admin\AppData\Local\Temp\WER2AD7.tmp.hdmp		—
		MD5:—	SHA256:—
1668	WerFault.exe	C:\Users\admin\AppData\Local\Temp\WER341F.tmp.mdmp		—
		MD5:—	SHA256:—
1668	WerFault.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_BlueStacksHelper_66bba18e6d9631a94caffd13f4977dd9bb594_cab_069f34c8\WER2AD7.tmp.hdmp		—
		MD5:—	SHA256:—
1668	WerFault.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_BlueStacksHelper_66bba18e6d9631a94caffd13f4977dd9bb594_cab_069f34c8\WER341F.tmp.mdmp		—
		MD5:—	SHA256:—
1668	WerFault.exe	C:\Users\admin\AppData\Local\CrashDumps\BlueStacksHelper.exe.544.dmp		—
		MD5:—	SHA256:—
356	BlueStacksHelper_native.exe	C:\Users\admin\AppData\Local\Temp\7zS8A01.tmp\HD-Common.dll		executable
		MD5:—	SHA256:—
356	BlueStacksHelper_native.exe	C:\Users\admin\AppData\Local\Temp\7zS8A01.tmp\BlueStacksHelper.exe		executable
		MD5:—	SHA256:—
1668	WerFault.exe	C:\Users\admin\AppData\Local\Temp\WERA960.tmp.WERInternalMetadata.xml		xml
		MD5:—	SHA256:—
356	BlueStacksHelper_native.exe	C:\Users\admin\AppData\Local\Temp\7zS8A01.tmp\JSON.dll		executable
		MD5:—	SHA256:—

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
1668	WerFault.exe	GET	—	13.78.132.29:80	http://watson.microsoft.com/StageOne/Generic/CLR20r3/BlueStacksHelper_exe/1_9_0_0/5b1a2974/HD-Common/4_31_25_1157/5b1a2973/63e/0/System_NullReferenceException.htm?LCID=1033&OS=6.1.7601.2.00010100.1.0.48.17514&SM=DELL&SPN=DELL&BV=DELL&MID=3ADE2C42-4AB9-49B7-B142-BE9AEEA69063	US	—	—	whitelisted

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
1668	WerFault.exe	13.78.132.29:80	watson.microsoft.com	Microsoft Corporation	US	whitelisted

DNS requests

Domain	IP	Reputation
watson.microsoft.com	13.78.132.29	whitelisted

Threats

PID	Process	Class	Message
1668	WerFault.exe	Potential Corporate Privacy Violation	ET POLICY Application Crash Report Sent to Microsoft

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No debug info

General Info

BlueStacksHelper_native.exe

B92A59E3905093338E7A18CA1675AC59

11774C787ADD3266AE9453FD7D02CEC1EC09036A

0D24F7936F865FC64C335E5A60EDC473E5DB192262E2B8291DB4EAD2DFBDB991

12288:IFPdfNMz0ECFWtWrnngnnnKnanxNYHhG5JZHbyA4oRdZEku:IddFMz0EyWtWrnngnnnKnanxNUkn+AdQ

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Loads dropped or rewritten executable

Application was dropped or rewritten from another process

SUSPICIOUS

Executable content was dropped or overwritten

Creates or modifies windows services

INFO

Application was crashed

Dropped object may contain URL's

Malware configuration

Static information

TRiD

EXIF

EXE

Summary

DOS Header

PE Headers

Sections

Resources

Imports

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings