File name:

WifiAutoInstallSetup.exe

Full analysis: https://app.any.run/tasks/a1145850-1431-47c9-be34-445fb228627e
Verdict: Malicious activity
Analysis date: July 14, 2019, 06:00:08
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:

7C2042FBF7C18ABB2F924492DD9ED87D

SHA1:

3E4139AD633EC7D224ACA41DB46CF4B6274D65B7

SHA256:

D5C798BC3F9AA65751F204D1CC392E2EB29A8820FB83C67B896CC47E4C2E3081

SSDEEP:

49152:C9WAmbDLwHnU2ClvrXQBtUAsk2WwBn6zN1sl2sqq:MELocXTAsk8Bn6zNSl2sqq

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.

  • MALICIOUS

    • Application was dropped or rewritten from another process

      • WifiAutoInstallSrv.exe (PID: 2140)
      • WifiAutoInstallSrv.exe (PID: 3252)
      • WifiAutoInstallDriver.exe (PID: 3980)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • WifiAutoInstallSetup.tmp (PID: 4000)
      • WifiAutoInstallSetup.exe (PID: 3600)
      • WifiAutoInstallSetup.exe (PID: 3552)
      • WifiAutoInstallDriver.exe (PID: 3980)

    • Creates files in the program directory

      • WifiAutoInstallSrv.exe (PID: 2140)

    • Executed as Windows Service

      • WifiAutoInstallSrv.exe (PID: 3252)

    • Executed via COM

      • DrvInst.exe (PID: 2108)
      • DllHost.exe (PID: 3248)

    • Removes files from Windows directory

      • DrvInst.exe (PID: 2108)

    • Creates files in the Windows directory

      • DrvInst.exe (PID: 2108)

    • Creates files in the driver directory

      • DrvInst.exe (PID: 2108)

  • INFO

    • Application was dropped or rewritten from another process

      • WifiAutoInstallSetup.tmp (PID: 1824)
      • WifiAutoInstallSetup.tmp (PID: 4000)

    • Creates files in the program directory

      • WifiAutoInstallSetup.tmp (PID: 4000)

    • Creates a software uninstall entry

      • WifiAutoInstallSetup.tmp (PID: 4000)

    • Loads dropped or rewritten executable

      • WifiAutoInstallSetup.tmp (PID: 4000)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Inno Setup installer (71.1)
.exe | Win32 Executable Delphi generic (9.1)
.scr | Windows screen saver (8.4)
.dll | Win32 Dynamic Link Library (generic) (4.2)
.exe | Win32 Executable (generic) (2.9)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 1992:06:20 00:22:17+02:00
PEType: PE32
LinkerVersion: 2.25
CodeSize: 40448
InitializedDataSize: 17920
UninitializedDataSize: -
EntryPoint: 0xa5f8
OSVersion: 1
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 2.0.0.11
ProductVersionNumber: 2.0.0.11
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: This installation was built with Inno Setup.
CompanyName: Realtek, Inc.
FileDescription: WifiAutoInstallSetup
FileVersion: 2.0.0.11
LegalCopyright: Copyright © 2004-2017 Realtek Semiconductor Corp. All rights reserved.
ProductName: WifiAutoInstall
ProductVersion: 2.0.0.11

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 19-Jun-1992 22:22:17
Detected languages:
  • Dutch - Netherlands
  • English - United States
Comments: This installation was built with Inno Setup.
CompanyName: Realtek, Inc.
FileDescription: WifiAutoInstallSetup
FileVersion: 2.0.0.11
LegalCopyright: Copyright © 2004-2017 Realtek Semiconductor Corp. All rights reserved.
ProductName: WifiAutoInstall
ProductVersion: 2.0.0.11

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0050
Pages in file: 0x0002
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x000F
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x001A
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 8
Time date stamp: 19-Jun-1992 22:22:17
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_BYTES_REVERSED_HI
  • IMAGE_FILE_BYTES_REVERSED_LO
  • 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
CODE
0x00001000
0x00009D30
0x00009E00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.63177
DATA
0x0000B000
0x00000250
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.75182
BSS
0x0000C000
0x00000E8C
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x0000D000
0x00000950
0x00000A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.43073
.tls
0x0000E000
0x00000008
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rdata
0x0000F000
0x00000018
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
0.204488
.reloc
0x00010000
0x000008C4
0x00000000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
0
.rsrc
0x00011000
0x00002C00
0x00002C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
4.57056

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.11919
1512
UNKNOWN
English - United States
RT_MANIFEST
2
3.47151
1384
UNKNOWN
Dutch - Netherlands
RT_ICON
3
3.91708
744
UNKNOWN
Dutch - Netherlands
RT_ICON
4
3.91366
2216
UNKNOWN
Dutch - Netherlands
RT_ICON
4089
3.21823
754
UNKNOWN
UNKNOWN
RT_STRING
4090
3.31515
780
UNKNOWN
UNKNOWN
RT_STRING
4091
3.25024
718
UNKNOWN
UNKNOWN
RT_STRING
4093
2.86149
104
UNKNOWN
UNKNOWN
RT_STRING
4094
3.20731
180
UNKNOWN
UNKNOWN
RT_STRING
4095
3.04592
174
UNKNOWN
UNKNOWN
RT_STRING

Imports

advapi32.dll
comctl32.dll
kernel32.dll
oleaut32.dll
user32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
50
Monitored processes
9
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start start drop and start drop and start drop and start wifiautoinstallsetup.exe wifiautoinstallsetup.tmp no specs wifiautoinstallsetup.exe wifiautoinstallsetup.tmp wifiautoinstallsrv.exe wifiautoinstallsrv.exe wifiautoinstalldriver.exe drvinst.exe no specs Network Common Connections Ui no specs

Process information

PID
CMD
Path
Indicators
Parent process
1824"C:\Users\admin\AppData\Local\Temp\is-A4DGO.tmp\WifiAutoInstallSetup.tmp" /SL5="$70152,1645181,56832,C:\Users\admin\AppData\Local\Temp\WifiAutoInstallSetup.exe" C:\Users\admin\AppData\Local\Temp\is-A4DGO.tmp\WifiAutoInstallSetup.tmp—WifiAutoInstallSetup.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Setup/Uninstall
Exit code:
0
Version:
51.52.0.0
Modules
Images
c:\users\admin\appdata\local\temp\is-a4dgo.tmp\wifiautoinstallsetup.tmp
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\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\oleaut32.dll
2108DrvInst.exe "4" "0" "C:\Users\admin\AppData\Local\Temp\{1088bfe7-e422-59ba-3492-341d6a4e2b13}\netrtwlanu_81xx.inf" "0" "6ee1e81df" "0000057C" "WinSta0\Default" "00000494" "208" "C:\Program Files\Realtek\WifiAutoInstall\Driver\Win7X86"C:\Windows\system32\DrvInst.exe—svchost.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Driver Installation Module
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\drvinst.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\setupapi.dll
c:\windows\system32\cfgmgr32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
2140"C:\Program Files\Realtek\WifiAutoInstall\WifiAutoInstallSrv.exe" /iC:\Program Files\Realtek\WifiAutoInstall\WifiAutoInstallSrv.exe
WifiAutoInstallSetup.tmp
User:
admin
Company:
Realtek
Integrity Level:
HIGH
Description:
WifiAutoInstall
Exit code:
1
Version:
2.0.0.11
Modules
Images
c:\program files\realtek\wifiautoinstall\wifiautoinstallsrv.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\setupapi.dll
c:\windows\system32\cfgmgr32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
3248C:\Windows\system32\DllHost.exe /Processid:{7007ACD1-3202-11D1-AAD2-00805FC1270E}C:\Windows\system32\DllHost.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\dllhost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\user32.dll
c:\windows\system32\usp10.dll
3252"C:\Program Files\Realtek\WifiAutoInstall\WifiAutoInstallSrv.exe"C:\Program Files\Realtek\WifiAutoInstall\WifiAutoInstallSrv.exe
services.exe
User:
SYSTEM
Company:
Realtek
Integrity Level:
SYSTEM
Description:
WifiAutoInstall
Exit code:
0
Version:
2.0.0.11
Modules
Images
c:\program files\realtek\wifiautoinstall\wifiautoinstallsrv.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\setupapi.dll
c:\windows\system32\cfgmgr32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
3552"C:\Users\admin\AppData\Local\Temp\WifiAutoInstallSetup.exe" /SPAWNWND=$D01A6 /NOTIFYWND=$70152 C:\Users\admin\AppData\Local\Temp\WifiAutoInstallSetup.exe
WifiAutoInstallSetup.tmp
User:
admin
Company:
Realtek, Inc.
Integrity Level:
HIGH
Description:
WifiAutoInstallSetup
Exit code:
0
Version:
2.0.0.11
Modules
Images
c:\users\admin\appdata\local\temp\wifiautoinstallsetup.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
3600"C:\Users\admin\AppData\Local\Temp\WifiAutoInstallSetup.exe" C:\Users\admin\AppData\Local\Temp\WifiAutoInstallSetup.exe
explorer.exe
User:
admin
Company:
Realtek, Inc.
Integrity Level:
MEDIUM
Description:
WifiAutoInstallSetup
Exit code:
0
Version:
2.0.0.11
Modules
Images
c:\users\admin\appdata\local\temp\wifiautoinstallsetup.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
3980"C:\Program Files\Realtek\WifiAutoInstall\WifiAutoInstallDriver.exe" /iC:\Program Files\Realtek\WifiAutoInstall\WifiAutoInstallDriver.exe
WifiAutoInstallSetup.tmp
User:
admin
Company:
Realtek
Integrity Level:
HIGH
Description:
WifiAutoInstall
Exit code:
1
Version:
2.0.0.11
Modules
Images
c:\program files\realtek\wifiautoinstall\wifiautoinstalldriver.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\difxapi.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
4000"C:\Users\admin\AppData\Local\Temp\is-8MN0I.tmp\WifiAutoInstallSetup.tmp" /SL5="$A019E,1645181,56832,C:\Users\admin\AppData\Local\Temp\WifiAutoInstallSetup.exe" /SPAWNWND=$D01A6 /NOTIFYWND=$70152 C:\Users\admin\AppData\Local\Temp\is-8MN0I.tmp\WifiAutoInstallSetup.tmp
WifiAutoInstallSetup.exe
User:
admin
Integrity Level:
HIGH
Description:
Setup/Uninstall
Exit code:
0
Version:
51.52.0.0
Modules
Images
c:\users\admin\appdata\local\temp\is-8mn0i.tmp\wifiautoinstallsetup.tmp
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\oleaut32.dll
Total events
561
Read events
486
Write events
69
Delete events
6

Modification events

(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
Operation:writeName:Owner
Value:
A00F00008E50706E093AD501
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
Operation:writeName:SessionHash
Value:
D20D94CA3AD9CCDCFF39CE604126A66CFB4BC696094D19DC4B18BEC71776B695
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
Operation:writeName:Sequence
Value:
1
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
Operation:writeName:RegFiles0000
Value:
C:\Program Files\Realtek\WifiAutoInstall\WifiAutoInstallSrv.exe
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
Operation:writeName:RegFilesHash
Value:
0528479DDD5420D75689C7B965B2BD7E2F37D37E8792B8DAA7C45964686EBDC1
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{BBADB2D6-0408-42D0-AAF8-B79D3E8B994C}_is1
Operation:writeName:Inno Setup: Setup Version
Value:
5.5.4 (a)
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{BBADB2D6-0408-42D0-AAF8-B79D3E8B994C}_is1
Operation:writeName:Inno Setup: App Path
Value:
C:\Program Files\Realtek\WifiAutoInstall
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{BBADB2D6-0408-42D0-AAF8-B79D3E8B994C}_is1
Operation:writeName:InstallLocation
Value:
C:\Program Files\Realtek\WifiAutoInstall\
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{BBADB2D6-0408-42D0-AAF8-B79D3E8B994C}_is1
Operation:writeName:Inno Setup: Icon Group
Value:
WifiAutoInstall
(PID) Process:(4000) WifiAutoInstallSetup.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{BBADB2D6-0408-42D0-AAF8-B79D3E8B994C}_is1
Operation:writeName:Inno Setup: User
Value:
admin
Executable files
16
Suspicious files
5
Text files
135
Unknown types
13

Dropped files

PID
Process
Filename
Type
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\is-OA17E.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\is-BP41Q.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\is-TL611.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\Driver\Win7X64\is-CNR5C.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\Driver\Win7X64\is-S554B.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\Driver\Win7X64\is-QP0DF.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\Driver\Win7X86\is-7902B.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\Driver\Win7X86\is-P7QEV.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\Driver\Win7X86\is-OOJ38.tmp —
MD5:—
SHA256:—
4000WifiAutoInstallSetup.tmpC:\Program Files\Realtek\WifiAutoInstall\Driver\WinX64\is-GQTIT.tmp —
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

No data

Threats

No threats detected
Process
Message
WifiAutoInstallSrv.exe
_tmain() Option = i
WifiAutoInstallSrv.exe
SvcInstall Service Create OK
WifiAutoInstallSrv.exe
startService
WifiAutoInstallSrv.exe
Service start pending...
WifiAutoInstallSrv.exe
_tmain() Option =
WifiAutoInstallSrv.exe
WifiAutoInstallSrv SvcMain()
WifiAutoInstallSrv.exe
SvcInit stop CDROM
WifiAutoInstallSrv.exe
MediaDetection: Enter
WifiAutoInstallSrv.exe
SetupDiEnumDeviceInterfaces error: 259
WifiAutoInstallSrv.exe
MediaDetection: Enter
Interactive malware hunting service ANY.RUN
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Reports
WifiAutoInstallSetup.exe