Malware analysis dwm.exe Malicious activity | ANY.RUN

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File name:	dwm.exe
Full analysis:	https://app.any.run/tasks/c7a74bed-ba9d-4511-b9f9-0dcc3f5bf421
Verdict:	Malicious activity
Analysis date:	January 17, 2025, 14:26:58
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	evasion golang phantomdl upx
Indicators:
MIME:	application/vnd.microsoft.portable-executable
File info:	PE32+ executable (GUI) x86-64, for MS Windows, 3 sections
MD5:	C967FB6DED1FF910381C615992C40D4A
SHA1:	D282362D58A421A1F16B6DEAE7333AC5B4814A08
SHA256:	F85CDEF6761A751CEEA5BDA94DD39C9C9872E740473AD004F1CF130BCE977471
SSDEEP:	98304:8UiObbR2DWJu4yNG7IVx/KLG1W4LcUiBj5IPAMCLP2gAEDjPrfZiqdeZ9HHfpUFw:YLC

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:
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
- PHANTOMDL has been detected (YARA)
  - dwm.exe (PID: 6164)
SUSPICIOUS
- Checks for external IP
  - svchost.exe (PID: 2192)
  - dwm.exe (PID: 6164)
- Identifying current user with WHOAMI command
  - cmd.exe (PID: 6380)
- Starts CMD.EXE for commands execution
  - dwm.exe (PID: 6164)
INFO
- Checks supported languages
  - dwm.exe (PID: 6164)
- UPX packer has been detected
  - dwm.exe (PID: 6164)
- Application based on Golang
  - dwm.exe (PID: 6164)

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	\|	UPX compressed Win32 Executable (76)
.exe	\|	Win32 Executable (generic) (12.6)
.exe	\|	Generic Win/DOS Executable (5.6)
.exe	\|	DOS Executable Generic (5.6)

EXIF

EXE

MachineType:	AMD AMD64
TimeStamp:	0000:00:00 00:00:00
ImageFileCharacteristics:	Executable, Large address aware
PEType:	PE32+
LinkerVersion:	3
CodeSize:	1888256
InitializedDataSize:	4096
UninitializedDataSize:	4943872
EntryPoint:	0x6836a0
OSVersion:	6.1
ImageVersion:	1
SubsystemVersion:	6.1
Subsystem:	Windows GUI

No data.

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All screenshots are available in the full report

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Total processes

128

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

2192

C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s Dnscache

C:\Windows\System32\svchost.exe

services.exe

User:

NETWORK SERVICE

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

Host Process for Windows Services

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\kernel.appcore.dll

6164

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

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

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Modules

Images
c:\users\admin\appdata\local\temp\dwm.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\bcryptprimitives.dll
c:\windows\system32\winmm.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll

6380

cmd /s /c whoami

C:\Windows\System32\cmd.exe

—

dwm.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Command Processor

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll

6388

\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1

C:\Windows\System32\conhost.exe

—

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Console Window Host

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll

6440

whoami

C:\Windows\System32\whoami.exe

—

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

whoami - displays logged on user information

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\whoami.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.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

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Total events

4 647

Read events

4 647

Write events

Delete events

Modification events

No data

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

No data

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
—	—	GET	200	23.48.23.156:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
—	—	GET	200	23.48.23.156:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
4712	MoUsoCoreWorker.exe	GET	200	23.48.23.156:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
—	—	GET	200	69.192.161.161:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
1176	svchost.exe	GET	200	2.17.190.73:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
7052	SIHClient.exe	GET	200	95.101.149.131:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl	unknown	—	—	whitelisted
7052	SIHClient.exe	GET	200	95.101.149.131:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl	unknown	—	—	whitelisted
—	—	GET	200	2.17.190.73:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D	unknown	—	—	whitelisted
—	—	GET	200	69.192.161.161:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
4712	MoUsoCoreWorker.exe	GET	200	69.192.161.161:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.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
4	System	192.168.100.255:137	—	—	—	unknown
—	—	51.104.136.2:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	unknown
5064	SearchApp.exe	92.123.104.33:443	www.bing.com	Akamai International B.V.	DE	whitelisted
4712	MoUsoCoreWorker.exe	23.48.23.156:80	crl.microsoft.com	Akamai International B.V.	DE	unknown
—	—	23.48.23.156:80	crl.microsoft.com	Akamai International B.V.	DE	unknown
—	—	69.192.161.161:80	www.microsoft.com	AKAMAI-AS	DE	unknown
—	—	2.17.190.73:80	ocsp.digicert.com	AKAMAI-AS	DE	whitelisted
4712	MoUsoCoreWorker.exe	69.192.161.161:80	www.microsoft.com	AKAMAI-AS	DE	unknown
4	System	192.168.100.255:138	—	—	—	unknown
6164	dwm.exe	49.12.234.183:443	ident.me	Hetzner Online GmbH	DE	shared

DNS requests

Domain	IP	Reputation
settings-win.data.microsoft.com	51.104.136.2 4.231.128.59	unknown
www.bing.com	92.123.104.33 92.123.104.52 92.123.104.43 92.123.104.46 92.123.104.31 92.123.104.32 92.123.104.47 92.123.104.53 92.123.104.51	unknown
crl.microsoft.com	23.48.23.156 23.48.23.143	unknown
www.microsoft.com	69.192.161.161 95.101.149.131	unknown
ocsp.digicert.com	2.17.190.73	unknown
google.com	142.250.186.78	unknown
ident.me	49.12.234.183	unknown
go.microsoft.com	69.192.162.125	unknown
login.live.com	20.190.159.64 20.190.159.4 20.190.159.73 20.190.159.0 40.126.31.73 20.190.159.68 40.126.31.67 20.190.159.75	unknown
arc.msn.com	20.223.36.55	unknown

Threats

PID	Process	Class	Message
2192	svchost.exe	Device Retrieving External IP Address Detected	ET INFO External IP Lookup Domain in DNS Lookup (ident .me)
6164	dwm.exe	Device Retrieving External IP Address Detected	ET INFO Observed External IP Lookup Domain (ident .me) in TLS SNI

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No debug info

General Info

dwm.exe

C967FB6DED1FF910381C615992C40D4A

D282362D58A421A1F16B6DEAE7333AC5B4814A08

F85CDEF6761A751CEEA5BDA94DD39C9C9872E740473AD004F1CF130BCE977471

98304:8UiObbR2DWJu4yNG7IVx/KLG1W4LcUiBj5IPAMCLP2gAEDjPrfZiqdeZ9HHfpUFw:YLC

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

PHANTOMDL has been detected (YARA)

SUSPICIOUS

Checks for external IP

Identifying current user with WHOAMI command

Starts CMD.EXE for commands execution

INFO

Checks supported languages

UPX packer has been detected

Application based on Golang

Malware configuration

Static information

TRiD

EXIF

EXE

Video and screenshots

Processes

Behavior graph

Specs description

Process information

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