Malware analysis netdrv.dll Malicious activity | ANY.RUN

Add for printing

File name:	netdrv.dll
Full analysis:	https://app.any.run/tasks/3fb2f64f-ae4d-467f-9f5f-0fd3693242b8
Verdict:	Malicious activity
Analysis date:	July 30, 2024, 13:36:56
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	upx evasion
Indicators:
MIME:	application/x-dosexec
File info:	PE32+ executable (DLL) (GUI) x86-64, for MS Windows
MD5:	70813F495540E6736518ECC4158861D8
SHA1:	06216567A7D1F770291E610E41F9D5E565531A12
SHA256:	40C325544CF7D41915F19C02A128C44E14CC4CAAFD47D0B12B59707E4B8FF4F8
SSDEEP:	98304:/7kjeZNPKWGTH0qvidY/ptfraxX2IzEpNBqTwequTNrsaBAneqGUZzYPIVkqYWnx:L5

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:: 300 seconds
Heavy Evasion option:
Network geolocation:: off
Additional time used:: 240 seconds
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

Add for printing

MALICIOUS
- Drops the executable file immediately after the start
  - rundll32.exe (PID: 1128)
SUSPICIOUS
- Uses NSLOOKUP.EXE to check DNS info
  - powershell.exe (PID: 5728)
- Checks for external IP
  - nslookup.exe (PID: 5832)
- Starts POWERSHELL.EXE for commands execution
  - rundll32.exe (PID: 1128)
INFO
- Checks proxy server information
  - slui.exe (PID: 5392)
- UPX packer has been detected
  - rundll32.exe (PID: 1128)

Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

Add for printing

No Malware configuration.

Add for printing

TRiD

.exe	\|	Win64 Executable (generic) (82.1)
.exe	\|	Clipper DOS Executable (5.9)
.exe	\|	Generic Win/DOS Executable (5.9)
.exe	\|	DOS Executable Generic (5.9)

EXIF

EXE

MachineType:	AMD AMD64
TimeStamp:	2024:03:14 06:11:52+00:00
ImageFileCharacteristics:	No relocs, Executable, No line numbers, No symbols, Large address aware, DLL
PEType:	PE32+
LinkerVersion:	8
CodeSize:	1192960
InitializedDataSize:	2073600
UninitializedDataSize:	-
EntryPoint:	0x123e10
OSVersion:	4
ImageVersion:	-
SubsystemVersion:	5.2
Subsystem:	Windows GUI
FileVersionNumber:	2.23.0.12
ProductVersionNumber:	2.1.1.1
FileFlagsMask:	0x003f
FileFlags:	(none)
FileOS:	Windows NT 32-bit
ObjectFileType:	Dynamic link library
FileSubtype:	-
LanguageCode:	English (U.S.)
CharacterSet:	Unicode
Comments:	-
CompanyName:	AhnLab, Inc.
FileDescription:	MeD Engine Extention
FileVersion:	2.23.0.12
InternalName:	MeDExt
LegalCopyright:	Copyright (C) AhnLab, Inc. 1988-2012. All rights reserved
LegalTrademarks:	-
OriginalFileName:	MeDExt.dll
PrivateBuild:	-
ProductName:	AhnLab Smart Defense
ProductVersion:	2.1.1.1
SpecialBuild:	-

No data.

Add for printing

All screenshots are available in the full report

Add for printing

Total processes

153

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

208

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

C:\Windows\System32\conhost.exe

—

powershell.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

1128

"C:\Windows\System32\rundll32.exe" C:\Users\admin\AppData\Local\Temp\netdrv.dll, Test

C:\Windows\System32\rundll32.exe

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows host process (Rundll32)

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

4376

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

C:\Windows\System32\conhost.exe

—

powershell.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

4496

"C:\WINDOWS\system32\UCPDMgr.exe"

C:\Windows\System32\UCPDMgr.exe

—

svchost.exe

User:

SYSTEM

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

User Choice Protection Manager

Exit code:

Version:

1.0.0.414301

Modules

Images
c:\windows\system32\ucpdmgr.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.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

5080

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

C:\Windows\System32\conhost.exe

—

UCPDMgr.exe

User:

SYSTEM

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

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

5392

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

Exit code:

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

5728

powershell.exe -command "& nslookup myip.opendns.com resolver1.opendns.com"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

—

rundll32.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows PowerShell

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\windowspowershell\v1.0\powershell.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\atl.dll
c:\windows\system32\combase.dll

5832

"C:\WINDOWS\system32\nslookup.exe" myip.opendns.com resolver1.opendns.com

C:\Windows\System32\nslookup.exe

powershell.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

nslookup

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\nslookup.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\dnsapi.dll
c:\windows\system32\iphlpapi.dll

7076

powershell.exe -command "get-wmiobject win32_computersystem | select-object -expandproperty domain"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

—

rundll32.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows PowerShell

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\windowspowershell\v1.0\powershell.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll

Add for printing

Total events

10 522

Read events

10 522

Write events

Delete events

Modification events

No data

Add for printing

Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
5728	powershell.exe	C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_tlwpskda.rzn.psm1		text
		MD5:D17FE0A3F47BE24A6453E9EF58C94641	SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
7076	powershell.exe	C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_qe5kawbf.dze.psm1		text
		MD5:D17FE0A3F47BE24A6453E9EF58C94641	SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
7076	powershell.exe	C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_afsr4ahd.vzx.ps1		text
		MD5:D17FE0A3F47BE24A6453E9EF58C94641	SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
5728	powershell.exe	C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_w14sbax0.pux.ps1		text
		MD5:D17FE0A3F47BE24A6453E9EF58C94641	SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
7076	powershell.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive		binary
		MD5:559E97A3DC6E5FF764B865EB40C184AF	SHA256:3B0B2253AD2ED5E27BEDB6BE3C30E1C8AB36F89A3098A971CFC772E5F3C3FC2A

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

Add for printing

HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
4424	svchost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
2424	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
4132	OfficeClickToRun.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEApDqVCbATUviZV57HIIulA%3D	unknown	—	—	whitelisted
3676	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
5368	SearchApp.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D	unknown	—	—	whitelisted
5368	SearchApp.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEApDqVCbATUviZV57HIIulA%3D	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	192.168.100.255:138	—	—	—	whitelisted
—	—	51.104.136.2:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
—	—	104.126.37.160:443	—	Akamai International B.V.	DE	unknown
—	—	131.253.33.254:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	US	unknown
—	—	20.83.72.98:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
2216	svchost.exe	51.104.136.2:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
3952	svchost.exe	239.255.255.250:1900	—	—	—	whitelisted
4424	svchost.exe	20.190.159.4:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
4	System	192.168.100.255:137	—	—	—	whitelisted
4424	svchost.exe	192.229.221.95:80	ocsp.digicert.com	EDGECAST	US	whitelisted

DNS requests

Domain	IP	Reputation
google.com	172.217.18.14	whitelisted
login.live.com	20.190.159.4 20.190.159.64 40.126.31.73 20.190.159.0 20.190.159.23 40.126.31.67 20.190.159.73 20.190.159.2	whitelisted
ocsp.digicert.com	192.229.221.95	whitelisted
client.wns.windows.com	40.115.3.253 40.113.103.199	whitelisted
www.bing.com	2.23.209.171 2.23.209.167 2.23.209.157 2.23.209.158 2.23.209.160 2.23.209.169 2.23.209.162 2.23.209.168 2.23.209.161	whitelisted
fp-afd-nocache-ccp.azureedge.net	13.107.246.45	whitelisted
fp.msedge.net	204.79.197.222	whitelisted
settings-win.data.microsoft.com	51.104.136.2	whitelisted
arc.msn.com	20.103.156.88	whitelisted
self.events.data.microsoft.com	20.50.80.209	whitelisted

Threats

PID	Process	Class	Message
5832	nslookup.exe	Device Retrieving External IP Address Detected	ET POLICY External IP Lookup Domain (myip .opendns .com in DNS lookup)
5832	nslookup.exe	Device Retrieving External IP Address Detected	ET POLICY External IP Lookup Domain (myip .opendns .com in DNS lookup)

Add for printing

No debug info

General Info

netdrv.dll

70813F495540E6736518ECC4158861D8

06216567A7D1F770291E610E41F9D5E565531A12

40C325544CF7D41915F19C02A128C44E14CC4CAAFD47D0B12B59707E4B8FF4F8

98304:/7kjeZNPKWGTH0qvidY/ptfraxX2IzEpNBqTwequTNrsaBAneqGUZzYPIVkqYWnx:L5

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Drops the executable file immediately after the start

SUSPICIOUS

Uses NSLOOKUP.EXE to check DNS info

Checks for external IP

Starts POWERSHELL.EXE for commands execution

INFO

Checks proxy server information

UPX packer has been detected

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

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