Malware analysis appnhost.exe Malicious activity | ANY.RUN

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File name:	appnhost.exe
Full analysis:	https://app.any.run/tasks/d685ab69-cdb2-4524-9844-c6fe1c3d0a9a
Verdict:	Malicious activity
Analysis date:	August 21, 2018, 05:44:01
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	installer
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386, for MS Windows
MD5:	F25E2808F14C90D05B0363E59C016943
SHA1:	13866EBFC914ACF00770A662FDBE1CA3DEAC9274
SHA256:	94107D947061930DFD27A207FA33D365E376441777D740916A967C575BEDC4D9
SSDEEP:	12288:Mjmd4G3VC1VkL53vjzJt/ENCvyGjTOE5NY:wiVOObt/ENCKGjP5NY

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:: on

Software preset

Internet Explorer 8.0.7601.17514 undefined
Adobe Acrobat Reader DC MUI (15.007.20033)
Adobe Flash Player 27 ActiveX (27.0.0.187)
Adobe Flash Player 27 NPAPI (27.0.0.187)
Adobe Flash Player 27 PPAPI (27.0.0.187)
CCleaner (5.35)
FileZilla Client 3.31.0 (3.31.0)
Google Chrome (61.0.3163.91)
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++ 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++ 2013 Redistributable (x86) - 12.0.40660 (12.0.40660.0)
Microsoft Visual C++ 2013 x86 Additional Runtime - 12.0.40660 (12.0.40660)
Microsoft Visual C++ 2013 x86 Minimum Runtime - 12.0.40660 (12.0.40660)
Microsoft Visual C++ 2017 Redistributable (x86) - 14.11.25325 (14.11.25325.0)
Microsoft Visual C++ 2017 x86 Additional Runtime - 14.11.25325 (14.11.25325)
Microsoft Visual C++ 2017 x86 Minimum Runtime - 14.11.25325 (14.11.25325)
Mozilla Firefox 55.0.3 (x86 en-US) (55.0.3)
Mozilla Maintenance Service (55.0.3)
Notepad++ (32-bit x86) (7.5.1)
Opera 12.15 (12.15.1748)
Skype™ 7.39 (7.39.102)
Steam (2.10.91.91)
VLC media player (2.2.6)
WinRAR 5.60 (32-bit) (5.60.0)

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

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MALICIOUS
- Changes the autorun value in the registry
  - appnhost.exe (PID: 2312)
SUSPICIOUS
- Modifies the open verb of a shell class
  - appnhost.exe (PID: 2312)
INFO
No info indicators.

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	\|	InstallShield setup (36.8)
.exe	\|	Win32 Executable MS Visual C++ (generic) (26.6)
.exe	\|	Win64 Executable (generic) (23.6)
.dll	\|	Win32 Dynamic Link Library (generic) (5.6)
.exe	\|	Win32 Executable (generic) (3.8)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2014:08:08 16:19:24+02:00
PEType:	PE32
LinkerVersion:	10
CodeSize:	361984
InitializedDataSize:	83968
UninitializedDataSize:	-
EntryPoint:	0x41245
OSVersion:	5.1
ImageVersion:	-
SubsystemVersion:	5.1
Subsystem:	Windows GUI
FileVersionNumber:	1.0.5.1
ProductVersionNumber:	1.0.5.1
FileFlagsMask:	0x003f
FileFlags:	(none)
FileOS:	Windows NT 32-bit
ObjectFileType:	Executable application
FileSubtype:	-
LanguageCode:	English (U.S.)
CharacterSet:	Windows, Latin1
Comments:	http://www.naclhost.com/
CompanyName:	Mixesoft Project
FileDescription:	Native Host for Apps
FileVersion:	1.0.5.1
InternalName:	AppNHost
LegalCopyright:	Vlad & Serge Strukoff © 2014
OriginalFileName:	appnhost.exe
ProductName:	AppNHost
ProductVersion:	1.0.5.1

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	08-Aug-2014 14:19:24
Detected languages:	English - United States
Debug artifacts:	E:\ADS\Appnhost\source\Release\appnhost.pdb
Comments:	http://www.naclhost.com/
CompanyName:	Mixesoft Project
FileDescription:	Native Host for Apps
FileVersion:	1.0.5.1
InternalName:	AppNHost
LegalCopyright:	Vlad & Serge Strukoff © 2014
OriginalFilename:	appnhost.exe
ProductName:	AppNHost
ProductVersion:	1.0.5.1

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:	0x000000F0

PE Headers

Signature:	PE
Machine:	IMAGE_FILE_MACHINE_I386
Number of sections:	5
Time date stamp:	08-Aug-2014 14:19:24
Pointer to Symbol Table:	0x00000000
Number of symbols:	0
Size of Optional Header:	0x00E0
Characteristics:	IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name	Virtual Address	Virtual Size	Raw Size	Charateristics	Entropy
.text	0x00001000	0x000585CC	0x00058600	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.32484
.rdata	0x0005A000	0x0000C632	0x0000C800	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	4.81416
.data	0x00067000	0x00004878	0x00002600	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	4.76635
.rsrc	0x0006C000	0x00001DE4	0x00001E00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	3.36163
.reloc	0x0006E000	0x00003A1E	0x00003C00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ	5.67702

Resources

Title	Entropy	Size	Codepage	Language	Type
1	4.79597	346	Latin 1 / Western European	English - United States	RT_MANIFEST
2	2.14675	2216	Latin 1 / Western European	English - United States	RT_ICON
3	2.93257	744	Latin 1 / Western European	English - United States	RT_ICON
4	2.14675	2216	Latin 1 / Western European	English - United States	RT_ICON
107	2.37447	34	Latin 1 / Western European	English - United States	RT_GROUP_ICON
108	2.49212	34	Latin 1 / Western European	English - United States	RT_GROUP_ICON

Imports


ADVAPI32.dll
CRYPT32.dll
GDI32.dll
KERNEL32.dll
SHELL32.dll
SHLWAPI.dll
USER32.dll
VERSION.dll
WINTRUST.dll
WS2_32.dll

No data.

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All screenshots are available in the full report

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Total processes

33

Monitored processes

1

Malicious processes

1

Suspicious processes

0

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

2312

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

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

explorer.exe

User:

admin

Company:

Mixesoft Project

Integrity Level:

MEDIUM

Description:

Native Host for Apps

Exit code:

0

Version:

1.0.5.1

Modules

Images
c:\users\admin\appdata\local\temp\appnhost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll

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Total events

12

Read events

3

Write events

9

Delete events

0

Modification events


(PID) Process:	(2312) appnhost.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:	write	Name:	appnhost
Value: C:\Users\admin\AppData\Local\Temp\appnhost.exe
(PID) Process:	(2312) appnhost.exe	Key:	HKEY_CLASSES_ROOT\appnhost
Operation:	write	Name:
Value: Native Client Host URL
(PID) Process:	(2312) appnhost.exe	Key:	HKEY_CLASSES_ROOT\appnhost
Operation:	write	Name:	URL Protocol
Value:
(PID) Process:	(2312) appnhost.exe	Key:	HKEY_CLASSES_ROOT\appnhost\DefaultIcon
Operation:	write	Name:
Value: C:\Users\admin\AppData\Local\Temp\appnhost.exe,0
(PID) Process:	(2312) appnhost.exe	Key:	HKEY_CLASSES_ROOT\appnhost\shell\open\command
Operation:	write	Name:
Value: "C:\Users\admin\AppData\Local\Temp\appnhost.exe" "%1"

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Executable files

0

Suspicious files

1

Text files

0

Unknown types

0

Dropped files

PID	Process	Filename		Type
2312	appnhost.exe	C:\Users\admin\AppData\Local\Temp\Preferences		binary
		MD5:—	SHA256:—

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HTTP(S) requests

0

TCP/UDP connections

0

DNS requests

0

Threats

0

HTTP requests

No HTTP requests

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Connections

No data

DNS requests

No data

Threats

No threats detected

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No debug info

General Info

appnhost.exe

F25E2808F14C90D05B0363E59C016943

13866EBFC914ACF00770A662FDBE1CA3DEAC9274

94107D947061930DFD27A207FA33D365E376441777D740916A967C575BEDC4D9

12288:Mjmd4G3VC1VkL53vjzJt/ENCvyGjTOE5NY:wiVOObt/ENCKGjP5NY

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Changes the autorun value in the registry

SUSPICIOUS

Modifies the open verb of a shell class

INFO

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

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings