Malware analysis msedge_elf.dll Malicious activity | ANY.RUN

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File name:	msedge_elf.dll
Full analysis:	https://app.any.run/tasks/f91789f5-ec5d-46ef-81d7-8c7af3056f5b
Verdict:	Malicious activity
Analysis date:	May 31, 2025, 07:26:59
OS:	Windows 10 Professional (build: 19044, 64 bit)
Tags:	python auto generic pyinstaller
Indicators:
MIME:	application/vnd.microsoft.portable-executable
File info:	PE32+ executable (DLL) (GUI) x86-64, for MS Windows, 6 sections
MD5:	734207BAA098329691F3AC8568DF2984
SHA1:	88252B7C7E2B1D87B5FC71DF938196292267C5FC
SHA256:	21E4AD5EC1CBD70C47B33162600B09388714523EA3A0298471D3EB030C61218E
SSDEEP:	98304:oX4JndkojM6FpJTItqfxOIRRTifp/VQc5c13Xf51rwxeT+fGUGDLWX8rjsdJkkwO:LHmUHlKF6

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:: 120 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
- GENERIC has been found (auto)
  - rundll32.exe (PID: 6988)
  - side.exe (PID: 1168)
- Executing a file with an untrusted certificate
  - side.exe (PID: 1168)
  - side.exe (PID: 8012)
SUSPICIOUS
- Executable content was dropped or overwritten
  - rundll32.exe (PID: 6988)
  - side.exe (PID: 1168)
- The process drops C-runtime libraries
  - side.exe (PID: 1168)
- Process drops legitimate windows executable
  - side.exe (PID: 1168)
- Process drops python dynamic module
  - side.exe (PID: 1168)
- Application launched itself
  - side.exe (PID: 1168)
- Loads Python modules
  - side.exe (PID: 8012)
- Connects to unusual port
  - side.exe (PID: 8012)
- There is functionality for taking screenshot (YARA)
  - side.exe (PID: 1168)
  - side.exe (PID: 8012)
INFO
- Checks supported languages
  - side.exe (PID: 1168)
  - side.exe (PID: 8012)
- Reads the computer name
  - side.exe (PID: 1168)
  - side.exe (PID: 8012)
- Create files in a temporary directory
  - side.exe (PID: 1168)
  - rundll32.exe (PID: 6988)
- The sample compiled with english language support
  - side.exe (PID: 1168)
- Reads the machine GUID from the registry
  - side.exe (PID: 8012)
- PyInstaller has been detected (YARA)
  - side.exe (PID: 1168)
  - side.exe (PID: 8012)
- Reads the software policy settings
  - slui.exe (PID: 7376)

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	\|	Win64 Executable (generic) (76.4)
.exe	\|	Win32 Executable (generic) (12.4)
.exe	\|	Generic Win/DOS Executable (5.5)
.exe	\|	DOS Executable Generic (5.5)

EXIF

EXE

MachineType:	AMD AMD64
TimeStamp:	2025:05:26 04:26:44+00:00
ImageFileCharacteristics:	Executable, Large address aware, DLL
PEType:	PE32+
LinkerVersion:	14.43
CodeSize:	685568
InitializedDataSize:	4627456
UninitializedDataSize:	-
EntryPoint:	0x4e4c4
OSVersion:	6
ImageVersion:	-
SubsystemVersion:	6
Subsystem:	Windows GUI

No data.

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All screenshots are available in the full report

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Total processes

131

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

1168

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

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

rundll32.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\side.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\user32.dll
c:\windows\syswow64\win32u.dll

1568

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

6988

"C:\WINDOWS\System32\rundll32.exe" C:\Users\admin\AppData\Local\Temp\msedge_elf.dll, #1

C:\Windows\System32\rundll32.exe

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows host process (Rundll32)

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\rundll32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\shcore.dll
c:\windows\system32\imagehlp.dll

7376

"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

7656

C:\WINDOWS\System32\slui.exe -Embedding

C:\Windows\System32\slui.exe

—

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

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

8012

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

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

side.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\side.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\user32.dll
c:\windows\syswow64\win32u.dll

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Total events

785

Read events

785

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
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\_hashlib.pyd		executable
		MD5:E84E1BA269371E439C2D52024ACA6535	SHA256:2FCB297733E6080480AC24CF073FF5E239FB02A1CE9694313C5047F9C58D781B
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\VCRUNTIME140.dll		executable
		MD5:AE96651CFBD18991D186A029CBECB30C	SHA256:1B372F064EACB455A0351863706E6326CA31B08E779A70DE5DE986B5BE8069A1
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\_socket.pyd		executable
		MD5:A4BD8E0C0597A22C3F0601FE798668AA	SHA256:96B0A3CFC16E215F0EF5D1E206F0137B4255005052720E91A58BC98CDE8C898E
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\_lzma.pyd		executable
		MD5:65880A33015AF2030A08987924CA737B	SHA256:A71366B95D89D1539A6EE751D48A969C1BCA1AA75116424CC5F905F32A625EEA
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\python37.dll		executable
		MD5:D49EAC0FAA510F2B2A8934A0F4E4A46F	SHA256:625CA7BB2D34A3986F77C0C5CE572A08FEBFCACF5050A986507E822FF694DCAA
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\libssl-1_1.dll		executable
		MD5:5ADB49CC84ABD6D3C8F959CA5A146AD7	SHA256:F4D5DF50BDF3E7304C67C81ACE83263C8D0F0E28087C6104C21150BFEDA86B8D
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\select.pyd		executable
		MD5:6A796088CD3D1B1D6590364B9372959D	SHA256:74D8E6A57090BA32CF7C82AD9A275351E421842D6EC94C44ADBBA629B1893FA7
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\_ssl.pyd		executable
		MD5:CC5C8EB32ACB2261C42A7285D436CCA9	SHA256:07EA50E536886F68473635FFEFCFCAA7266E63C478EF039BA100DDF02F88CE61
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\_bz2.pyd		executable
		MD5:FF5AC8FB724EDB1635E2AD985F98EE5B	SHA256:B94F64FCB49F40682ED794FA1940A1DC0C8A28F24A1768D3BFE774CF75F59B62
1168	side.exe	C:\Users\admin\AppData\Local\Temp\_MEI11682\unicodedata.pyd		executable
		MD5:E176F984D22F031098D700B7F1892378	SHA256:46876FC52F1529C2633372D8E2CEA5B08B5A8582F8645CFAD8F5FF8128A7F575

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	23.216.77.28:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
5496	MoUsoCoreWorker.exe	GET	200	23.35.229.160:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
6544	svchost.exe	GET	200	2.17.190.73:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
7496	SIHClient.exe	GET	200	23.219.150.101:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl	unknown	—	—	whitelisted
7496	SIHClient.exe	GET	200	23.219.150.101:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.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
6544	svchost.exe	20.190.160.14:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
4	System	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	23.216.77.28:80	crl.microsoft.com	Akamai International B.V.	DE	whitelisted
5496	MoUsoCoreWorker.exe	23.35.229.160:80	www.microsoft.com	AKAMAI-AS	DE	whitelisted
6544	svchost.exe	2.17.190.73:80	ocsp.digicert.com	AKAMAI-AS	DE	whitelisted
8012	side.exe	185.170.154.197:7645	—	Node4 Limited	GB	malicious
4	System	192.168.100.255:138	—	—	—	whitelisted
7964	svchost.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
6544	svchost.exe	20.190.159.71:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted

DNS requests

Domain	IP	Reputation
login.live.com	20.190.160.14 40.126.32.76 40.126.32.74 40.126.32.140 20.190.160.5 20.190.160.130 40.126.32.138 20.190.160.65 20.190.159.71 40.126.31.128 40.126.31.130 40.126.31.131 40.126.31.71 20.190.159.75 20.190.159.131 40.126.31.1	whitelisted
google.com	142.250.185.110	whitelisted
settings-win.data.microsoft.com	20.73.194.208 4.231.128.59	whitelisted
crl.microsoft.com	23.216.77.28 23.216.77.6	whitelisted
www.microsoft.com	23.35.229.160 23.219.150.101	whitelisted
ocsp.digicert.com	2.17.190.73	whitelisted
client.wns.windows.com	172.211.123.250	whitelisted
slscr.update.microsoft.com	172.202.163.200	whitelisted
fe3cr.delivery.mp.microsoft.com	13.85.23.206	whitelisted
activation-v2.sls.microsoft.com	20.83.72.98	whitelisted

Threats

No threats detected

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No debug info

General Info

msedge_elf.dll

734207BAA098329691F3AC8568DF2984

88252B7C7E2B1D87B5FC71DF938196292267C5FC

21E4AD5EC1CBD70C47B33162600B09388714523EA3A0298471D3EB030C61218E

98304:oX4JndkojM6FpJTItqfxOIRRTifp/VQc5c13Xf51rwxeT+fGUGDLWX8rjsdJkkwO:LHmUHlKF6

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

GENERIC has been found (auto)

Executing a file with an untrusted certificate

SUSPICIOUS

Executable content was dropped or overwritten

The process drops C-runtime libraries

Process drops legitimate windows executable

Process drops python dynamic module

Application launched itself

Loads Python modules

Connects to unusual port

There is functionality for taking screenshot (YARA)

INFO

Checks supported languages

Reads the computer name

Create files in a temporary directory

The sample compiled with english language support

Reads the machine GUID from the registry

PyInstaller has been detected (YARA)

Reads the software policy settings

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

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings