Malware analysis WinWSSAgentInstaller64-9.6.1.21437.msi Malicious activity

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File name:	WinWSSAgentInstaller64-9.6.1.21437.msi
Full analysis:	https://app.any.run/tasks/61f39e47-6897-48bf-b28f-61d38f4033f7
Verdict:	Malicious activity
Analysis date:	April 14, 2025, 17:14:41
OS:	Windows 10 Professional (build: 19044, 64 bit)
Tags:	advancedinstaller
Indicators:
MIME:	application/x-msi
File info:	Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, MSI Installer, Last Printed: Fri Dec 11 11:47:44 2009, Create Time/Date: Fri Dec 11 11:47:44 2009, Last Saved Time/Date: Fri Sep 18 14:06:51 2020, Security: 0, Code page: 1252, Revision Number: {3E420029-1072-4ACC-ADDF-7D02A76993CF}, Number of Words: 2, Subject: WSS Agent, Author: Symantec, Name of Creating Application: WSS Agent, Template: x64;1033, Comments: This installer database contains the logic and data required to install WSS Agent., Title: Installation Database, Keywords: Installer, MSI, Database, Number of Pages: 200
MD5:	2684DF599B982E14DC6F3C73C4DCEC42
SHA1:	46EFA5E1CEBA2189FA7CB006B7B5D2E446562E27
SHA256:	624DABF41BDD7FC914F92A81B36402ED2949220C533E408EE68A0A5B67C31627
SSDEEP:	98304:CWZVY33ASdaKwY8rcuuGlxA8nh3sBsBMOC+F7vimxQyQtSEpl/hdcDju7cHPXc2i:HXq9aITbPq60oFwbcWyPS

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 11.3636.19041.0
Adobe Acrobat (64-bit) (23.001.20093)
Adobe Flash Player 32 NPAPI (32.0.0.465)
Adobe Flash Player 32 PPAPI (32.0.0.465)
CCleaner (6.20)
FileZilla 3.65.0 (3.65.0)
Google Chrome (122.0.6261.70)
Google Update Helper (1.3.36.51)
Java 8 Update 271 (64-bit) (8.0.2710.9)
Java Auto Updater (2.8.271.9)
Microsoft Edge (122.0.2365.59)
Microsoft Edge Update (1.3.185.17)
Microsoft Office Professional 2019 - de-de (16.0.16026.20146)
Microsoft Office Professional 2019 - en-us (16.0.16026.20146)
Microsoft Office Professional 2019 - es-es (16.0.16026.20146)
Microsoft Office Professional 2019 - it-it (16.0.16026.20146)
Microsoft Office Professional 2019 - ja-jp (16.0.16026.20146)
Microsoft Office Professional 2019 - ko-kr (16.0.16026.20146)
Microsoft Office Professional 2019 - pt-br (16.0.16026.20146)
Microsoft Office Professional 2019 - tr-tr (16.0.16026.20146)
Microsoft Office Professionnel 2019 - fr-fr (16.0.16026.20146)
Microsoft Office профессиональный 2019 - ru-ru (16.0.16026.20146)
Microsoft OneNote - en-us (16.0.16026.20146)
Microsoft Update Health Tools (3.74.0.0)
Microsoft Visual C++ 2013 Redistributable (x64) - 12.0.30501 (12.0.30501.0)
Microsoft Visual C++ 2013 x64 Additional Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2013 x64 Minimum Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2015-2022 Redistributable (x64) - 14.36.32532 (14.36.32532.0)
Microsoft Visual C++ 2015-2022 Redistributable (x86) - 14.36.32532 (14.36.32532.0)
Microsoft Visual C++ 2022 X64 Additional Runtime - 14.36.32532 (14.36.32532)
Microsoft Visual C++ 2022 X64 Minimum Runtime - 14.36.32532 (14.36.32532)
Microsoft Visual C++ 2022 X86 Additional Runtime - 14.36.32532 (14.36.32532)
Microsoft Visual C++ 2022 X86 Minimum Runtime - 14.36.32532 (14.36.32532)
Mozilla Firefox (x64 en-US) (123.0)
Mozilla Maintenance Service (123.0)
Notepad++ (64-bit x64) (7.9.1)
Office 16 Click-to-Run Extensibility Component (16.0.15726.20202)
Office 16 Click-to-Run Licensing Component (16.0.16026.20146)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15928.20198)
PowerShell 7-x64 (7.3.5.0)
Skype version 8.104 (8.104)
Update for Windows 10 for x64-based Systems (KB4023057) (2.59.0.0)
Update for Windows 10 for x64-based Systems (KB4023057) (2.63.0.0)
Update for Windows 10 for x64-based Systems (KB4480730) (2.55.0.0)
Update for Windows 10 for x64-based Systems (KB5001716) (8.93.0.0)
VLC media player (3.0.11)
WinRAR 5.91 (64-bit) (5.91.0)
Windows PC Health Check (3.6.2204.08001)

Hotfixes

Client LanguagePack Package
DotNetRollup
DotNetRollup 481
FodMetadata Package
Foundation Package
Hello Face Package
InternetExplorer Optional Package
KB5003791
KB5011048
KB5015684
KB5033052
LanguageFeatures Basic en us Package
LanguageFeatures Handwriting en us Package
LanguageFeatures OCR en us Package
LanguageFeatures Speech en us Package
LanguageFeatures TextToSpeech en us Package
MSPaint FoD Package
MediaPlayer Package
Microsoft OneCore ApplicationModel Sync Desktop FOD Package
Microsoft OneCore DirectX Database FOD Package
NetFx3 OnDemand Package
Notepad FoD Package
OpenSSH Client Package
PowerShell ISE FOD Package
Printing PMCPPC FoD Package
Printing WFS FoD Package
ProfessionalEdition
QuickAssist Package
RollupFix
ServicingStack
ServicingStack 3989
StepsRecorder Package
TabletPCMath Package
UserExperience Desktop Package
WordPad FoD Package

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MALICIOUS
No malicious indicators.
SUSPICIOUS
- Application launched itself
  - msiexec.exe (PID: 5640)
- The process verifies whether the antivirus software is installed
  - msiexec.exe (PID: 5576)
- Detects AdvancedInstaller (YARA)
  - msiexec.exe (PID: 5576)
INFO
- Reads security settings of Internet Explorer
  - msiexec.exe (PID: 5576)
- Reads the software policy settings
  - msiexec.exe (PID: 5576)
- Creates files or folders in the user directory
  - msiexec.exe (PID: 5576)
- Checks proxy server information
  - msiexec.exe (PID: 5576)
- Checks supported languages
  - msiexec.exe (PID: 4980)
  - msiexec.exe (PID: 5640)
  - msiexec.exe (PID: 960)
- Reads the computer name
  - msiexec.exe (PID: 5640)
  - msiexec.exe (PID: 4980)
  - msiexec.exe (PID: 960)
- Create files in a temporary directory
  - msiexec.exe (PID: 4980)
- Executable content was dropped or overwritten
  - msiexec.exe (PID: 5576)
- Reads Environment values
  - msiexec.exe (PID: 4980)
- The sample compiled with english language support
  - msiexec.exe (PID: 5576)

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

.msi	\|	Microsoft Windows Installer (88.6)
.mst	\|	Windows SDK Setup Transform Script (10)
.msi	\|	Microsoft Installer (100)

EXIF

FlashPix

LastPrinted:	2009:12:11 11:47:44
CreateDate:	2009:12:11 11:47:44
ModifyDate:	2020:09:18 14:06:51
Security:	None
CodePage:	Windows Latin 1 (Western European)
RevisionNumber:	{3E420029-1072-4ACC-ADDF-7D02A76993CF}
Words:	2
Subject:	WSS Agent
Author:	Symantec
LastModifiedBy:	-
Software:	WSS Agent
Template:	x64;1033
Comments:	This installer database contains the logic and data required to install WSS Agent.
Title:	Installation Database
Keywords:	Installer, MSI, Database
Pages:	200

No data.

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All screenshots are available in the full report

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Total processes

136

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

960

C:\Windows\System32\MsiExec.exe -Embedding 225A75C2AAAEC837C20C061EC4567928 C

C:\Windows\System32\msiexec.exe

—

msiexec.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows® installer

Version:

5.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\msiexec.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll

4980

C:\Windows\syswow64\MsiExec.exe -Embedding F38BFCF4DF6DCF46785887298D3F7395 C

C:\Windows\SysWOW64\msiexec.exe

—

msiexec.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows® installer

Version:

5.0.19041.3636 (WinBuild.160101.0800)

Modules

Images
c:\windows\syswow64\msiexec.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\aclayers.dll

5576

"C:\Windows\System32\msiexec.exe" /i C:\Users\admin\AppData\Local\Temp\WinWSSAgentInstaller64-9.6.1.21437.msi

C:\Windows\System32\msiexec.exe

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows® installer

Version:

5.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\msiexec.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll

5640

C:\WINDOWS\system32\msiexec.exe /V

C:\Windows\System32\msiexec.exe

—

services.exe

User:

SYSTEM

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

Windows® installer

Version:

5.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\msiexec.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll

6620

C:\WINDOWS\system32\SppExtComObj.exe -Embedding

C:\Windows\System32\SppExtComObj.Exe

—

svchost.exe

User:

NETWORK SERVICE

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

KMS Connection Broker

Version:

10.0.19041.3996 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\sppextcomobj.exe
c:\windows\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\bcrypt.dll
c:\windows\system32\oleaut32.dll

6728

"C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent

C:\Windows\System32\slui.exe

—

SppExtComObj.Exe

User:

NETWORK SERVICE

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

Windows Activation Client

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\slui.exe
c:\windows\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\bcrypt.dll
c:\windows\system32\user32.dll

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Total events

4 230

Read events

4 230

Write events

Delete events

Modification events

No data

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
5576	msiexec.exe	C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_776129AD23F745C93AC5AD9EA03D416B		binary
		MD5:4EFFD5B3D220F69D5502C906C7FE07A0	SHA256:7AEA088E341825388D102C70E870A0140FD0D66C56219BEAF8E81C595536E089
5576	msiexec.exe	C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB		binary
		MD5:01EB80EF5AEDDF7640D48BDBA24302DC	SHA256:FCA7759681DDF1FD60364BD587A9D88A42802B31DCF5EEF39AC0FCDC36597A20
5576	msiexec.exe	C:\Users\admin\AppData\Local\Temp\MSIBFDD.tmp		executable
		MD5:59F4B7E8B960987B68B311660C99957A	SHA256:3B43D469E1F3656F948EABBD9E1ED99570A7962118FCFC9CCAA309EB657502BF
5576	msiexec.exe	C:\Users\admin\AppData\Local\Temp\MSIBCAB.tmp		executable
		MD5:E1423FC5DDAEDC0152A09F4796243E31	SHA256:3042D947F0E3ACCD3307D4D983ABA352C4B01F6CA10AA45DBE660CA0A0A107DE
5576	msiexec.exe	C:\Users\admin\AppData\Local\Temp\MSIBED1.tmp		executable
		MD5:E1423FC5DDAEDC0152A09F4796243E31	SHA256:3042D947F0E3ACCD3307D4D983ABA352C4B01F6CA10AA45DBE660CA0A0A107DE
4980	msiexec.exe	C:\Users\admin\AppData\Local\Temp\installer.ico		image
		MD5:833BD9365B74F461E46354C407B19346	SHA256:179B4838872125B553038E616C6D0FB480DA1C1BB4D3875C8AE352A7A7832A8B
5576	msiexec.exe	C:\Users\admin\AppData\Local\Temp\MSIBF9E.tmp		executable
		MD5:5566149FC623F29D55CA72018369C780	SHA256:A8C8FF2A0E754059B1F44EF69DF492EF3CD582F3750F8C374037C9621069C608
5576	msiexec.exe	C:\Users\admin\AppData\Local\Temp\MSIC00D.tmp		executable
		MD5:E1423FC5DDAEDC0152A09F4796243E31	SHA256:3042D947F0E3ACCD3307D4D983ABA352C4B01F6CA10AA45DBE660CA0A0A107DE
5576	msiexec.exe	C:\Users\admin\AppData\Local\Temp\MSIC03D.tmp		executable
		MD5:E1423FC5DDAEDC0152A09F4796243E31	SHA256:3042D947F0E3ACCD3307D4D983ABA352C4B01F6CA10AA45DBE660CA0A0A107DE
5576	msiexec.exe	C:\Users\admin\AppData\Local\Temp\MSIBEC1.tmp		executable
		MD5:E1423FC5DDAEDC0152A09F4796243E31	SHA256:3042D947F0E3ACCD3307D4D983ABA352C4B01F6CA10AA45DBE660CA0A0A107DE

Download PCAP, analyze network streams, HTTP content and a lot more at the full report

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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
5496	MoUsoCoreWorker.exe	GET	200	23.48.23.191:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
5576	msiexec.exe	GET	200	2.17.190.73:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBT3xL4LQLXDRDM9P665TW442vrsUQQUReuir%2FSSy4IxLVGLp6chnfNtyA8CEA6bGI750C3n79tQ4ghAGFo%3D	unknown	—	—	whitelisted
5576	msiexec.exe	GET	200	2.17.190.73:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfIs%2BLjDtGwQ09XEB1Yeq%2BtX%2BBgQQU7NfjgtJxXWRM3y5nP%2Be6mK4cD08CEAitQLJg0pxMn17Nqb2Trtk%3D	unknown	—	—	whitelisted
7532	SIHClient.exe	GET	200	184.30.21.171:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl	unknown	—	—	whitelisted
6544	svchost.exe	GET	200	2.17.190.73:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
5576	msiexec.exe	GET	200	2.17.190.73:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSRXerF0eFeSWRripTgTkcJWMm7iQQUaDfg67Y7%2BF8Rhvv%2BYXsIiGX0TkICEAhBdRQ3wR%2FTJRs%2F6d2oGto%3D	unknown	—	—	whitelisted
7532	SIHClient.exe	GET	200	184.30.21.171:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl	unknown	—	—	whitelisted

Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID	Process	IP	Domain	ASN	CN	Reputation
4024	RUXIMICS.exe	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
—	—	192.168.100.255:137	—	—	—	whitelisted
—	—	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
5496	MoUsoCoreWorker.exe	23.48.23.191:80	crl.microsoft.com	Akamai International B.V.	DE	whitelisted
4	System	192.168.100.255:138	—	—	—	whitelisted
5576	msiexec.exe	2.17.190.73:80	ocsp.digicert.com	AKAMAI-AS	DE	whitelisted
6544	svchost.exe	20.190.159.128:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
6544	svchost.exe	2.17.190.73:80	ocsp.digicert.com	AKAMAI-AS	DE	whitelisted
3216	svchost.exe	172.211.123.248:443	client.wns.windows.com	MICROSOFT-CORP-MSN-AS-BLOCK	FR	whitelisted
2104	svchost.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted

DNS requests

Domain	IP	Reputation
settings-win.data.microsoft.com	20.73.194.208 4.231.128.59	whitelisted
google.com	142.250.185.206	whitelisted
crl.microsoft.com	23.48.23.191 23.48.23.194 23.48.23.137 23.48.23.140 23.48.23.190 23.48.23.180 23.48.23.141 23.48.23.193 23.48.23.143	whitelisted
ocsp.digicert.com	2.17.190.73	whitelisted
login.live.com	20.190.159.128 40.126.31.67 20.190.159.75 20.190.159.130 40.126.31.3 20.190.159.129 20.190.159.68 20.190.159.131	whitelisted
client.wns.windows.com	172.211.123.248	whitelisted
slscr.update.microsoft.com	172.202.163.200	whitelisted
www.microsoft.com	184.30.21.171	whitelisted
fe3cr.delivery.mp.microsoft.com	13.95.31.18	whitelisted

Threats

No threats detected

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No debug info

General Info

WinWSSAgentInstaller64-9.6.1.21437.msi

2684DF599B982E14DC6F3C73C4DCEC42

46EFA5E1CEBA2189FA7CB006B7B5D2E446562E27

624DABF41BDD7FC914F92A81B36402ED2949220C533E408EE68A0A5B67C31627

98304:CWZVY33ASdaKwY8rcuuGlxA8nh3sBsBMOC+F7vimxQyQtSEpl/hdcDju7cHPXc2i:HXq9aITbPq60oFwbcWyPS

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

SUSPICIOUS

Application launched itself

The process verifies whether the antivirus software is installed

Detects AdvancedInstaller (YARA)

INFO

Reads security settings of Internet Explorer

Reads the software policy settings

Creates files or folders in the user directory

Checks proxy server information

Checks supported languages

Reads the computer name

Create files in a temporary directory

Executable content was dropped or overwritten

Reads Environment values

The sample compiled with english language support

Malware configuration

Static information

TRiD

EXIF

FlashPix

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Information

Modules

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