Malware analysis Server.exe Malicious activity | ANY.RUN

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File name:	Server.exe
Full analysis:	https://app.any.run/tasks/ba9ff4d4-1fb5-479f-acae-6798757795f3
Verdict:	Malicious activity
Threats:	njRAT is a remote access trojan. It is one of the most widely accessible RATs on the market that features an abundance of educational information. Interested attackers can even find tutorials on YouTube. This allows it to become one of the most popular RATs in the world. njRAT ist ein Trojaner für den Fernzugriff. Es handelt sich um einen der am weitesten verbreiteten RATs auf dem Markt, der eine Fülle von Bildungsinformationen bietet. Interessierte Angreifer können sogar Tutorials auf YouTube finden. Dies macht ihn zu einem der beliebtesten RATs der Welt. Remote access trojans (RATs) are a type of malware that enables attackers to establish complete to partial control over infected computers. Such malicious programs often have a modular design, offering a wide range of functionalities for conducting illicit activities on compromised systems. Some of the most common features of RATs include access to the users’ data, webcam, and keystrokes. This malware is often distributed through phishing emails and links. Malware Trends Tracker >>>
Analysis date:	July 17, 2024, 06:42:34
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	rat njrat bladabindi
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:	F5D36A1EE07967EADAFEF102CFB1444C
SHA1:	9B1712E454C2FDD8A9171A9D276C70AC078DCD7C
SHA256:	DB4EFE145BA64A53B9A4223D79E1A4064C58B7A4D54CD22FC9C1361EFECAA6F8
SSDEEP:	768:UGclZBEeLvEnYRrX8dM2bHMWEvvUplc8GJGo9ekRU4GKIwMesS6H1RcUR+F90bmM:UgYWSvvUpleHqZ/bmi6dyl

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 (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
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
- Drops the executable file immediately after the start
  - Server.exe (PID: 836)
  - server.exe (PID: 6156)
- Changes the autorun value in the registry
  - server.exe (PID: 6156)
- NjRAT is detected
  - server.exe (PID: 6156)
- Create files in the Startup directory
  - server.exe (PID: 6156)
SUSPICIOUS
- Reads security settings of Internet Explorer
  - Server.exe (PID: 836)
- Reads the date of Windows installation
  - Server.exe (PID: 836)
- Starts itself from another location
  - Server.exe (PID: 836)
- Executable content was dropped or overwritten
  - Server.exe (PID: 836)
  - server.exe (PID: 6156)
INFO
- Checks supported languages
  - Server.exe (PID: 836)
  - server.exe (PID: 6156)
- Creates files or folders in the user directory
  - Server.exe (PID: 836)
  - server.exe (PID: 6156)
- Process checks computer location settings
  - Server.exe (PID: 836)
- Reads the computer name
  - Server.exe (PID: 836)
  - server.exe (PID: 6156)
- Reads the machine GUID from the registry
  - server.exe (PID: 6156)

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	\|	Generic CIL Executable (.NET, Mono, etc.) (72.2)
.scr	\|	Windows screen saver (12.9)
.dll	\|	Win32 Dynamic Link Library (generic) (6.4)
.exe	\|	Win32 Executable (generic) (4.4)
.exe	\|	Generic Win/DOS Executable (1.9)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2024:07:17 06:38:57+00:00
ImageFileCharacteristics:	Executable, 32-bit
PEType:	PE32
LinkerVersion:	8
CodeSize:	27648
InitializedDataSize:	3072
UninitializedDataSize:	-
EntryPoint:	0x8ade
OSVersion:	4
ImageVersion:	-
SubsystemVersion:	4
Subsystem:	Windows GUI
FileVersionNumber:	0.0.0.0
ProductVersionNumber:	0.0.0.0
FileFlagsMask:	0x003f
FileFlags:	(none)
FileOS:	Win32
ObjectFileType:	Executable application
FileSubtype:	-
LanguageCode:	Neutral
CharacterSet:	Unicode
FileDescription:
FileVersion:	0.0.0.0
InternalName:	m.exe
LegalCopyright:
OriginalFileName:	m.exe
ProductVersion:	0.0.0.0
AssemblyVersion:	0.0.0.0

No data.

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All screenshots are available in the full report

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Total processes

142

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

836

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

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

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Description:

Exit code:

Version:

0.0.0.0

Modules

Images
c:\users\admin\appdata\local\temp\server.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\mscoree.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll

3628

"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

6156

"C:\Users\admin\AppData\Roaming\server.exe"

C:\Users\admin\AppData\Roaming\server.exe

Server.exe

User:

admin

Integrity Level:

MEDIUM

Description:

Version:

0.0.0.0

Modules

Images
c:\users\admin\appdata\roaming\server.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\mscoree.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll

7136

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

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Total events

4 165

Read events

4 156

Write events

Delete events

Modification events


(PID) Process:	(836) Server.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	ProxyBypass
Value: 1
(PID) Process:	(836) Server.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	IntranetName
Value: 1
(PID) Process:	(836) Server.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 1
(PID) Process:	(836) Server.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 0
(PID) Process:	(6156) server.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:	write	Name:	7d60b300dd6b8ae1af26c50754c60cfc
Value: "C:\Users\admin\AppData\Roaming\server.exe" ..

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
836	Server.exe	C:\Users\admin\AppData\Roaming\server.exe		executable
		MD5:F5D36A1EE07967EADAFEF102CFB1444C	SHA256:DB4EFE145BA64A53B9A4223D79E1A4064C58B7A4D54CD22FC9C1361EFECAA6F8
6156	server.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\7d60b300dd6b8ae1af26c50754c60cfc.exe		executable
		MD5:F5D36A1EE07967EADAFEF102CFB1444C	SHA256:DB4EFE145BA64A53B9A4223D79E1A4064C58B7A4D54CD22FC9C1361EFECAA6F8

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	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D	unknown	—	—	whitelisted
3660	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
2220	MoUsoCoreWorker.exe	GET	200	2.16.164.120:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
5132	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
2220	MoUsoCoreWorker.exe	GET	200	95.101.149.131:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
3652	svchost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
6756	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
6756	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

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	—	—	—	whitelisted
2072	svchost.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
6116	RUXIMICS.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
2220	MoUsoCoreWorker.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
4656	SearchApp.exe	184.86.251.22:443	www.bing.com	Akamai International B.V.	DE	unknown
—	—	192.229.221.95:80	ocsp.digicert.com	EDGECAST	US	whitelisted
4	System	192.168.100.255:138	—	—	—	whitelisted
4032	svchost.exe	239.255.255.250:1900	—	—	—	whitelisted
3652	svchost.exe	40.126.32.134:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
3652	svchost.exe	192.229.221.95:80	ocsp.digicert.com	EDGECAST	US	whitelisted

DNS requests

Domain	IP	Reputation
settings-win.data.microsoft.com	4.231.128.59 51.124.78.146 40.127.240.158	whitelisted
www.bing.com	184.86.251.22 184.86.251.7 184.86.251.5 184.86.251.24 184.86.251.8 184.86.251.28 184.86.251.27 184.86.251.23 184.86.251.30 2.23.209.179 2.23.209.160 2.23.209.176 2.23.209.162 2.23.209.180 2.23.209.166 2.23.209.173 2.23.209.175 2.23.209.177	whitelisted
ocsp.digicert.com	192.229.221.95	whitelisted
google.com	142.250.185.206	whitelisted
login.live.com	40.126.32.134 40.126.32.140 40.126.32.72 40.126.32.136 40.126.32.133 40.126.32.74 40.126.32.76 40.126.32.68	whitelisted
go.microsoft.com	184.28.89.167	whitelisted
nexusrules.officeapps.live.com	52.111.229.19	whitelisted
crl.microsoft.com	2.16.164.120 2.16.164.72	whitelisted
www.microsoft.com	95.101.149.131	whitelisted
client.wns.windows.com	40.113.110.67	whitelisted

Threats

No threats detected

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No debug info

General Info

Server.exe

F5D36A1EE07967EADAFEF102CFB1444C

9B1712E454C2FDD8A9171A9D276C70AC078DCD7C

DB4EFE145BA64A53B9A4223D79E1A4064C58B7A4D54CD22FC9C1361EFECAA6F8

768:UGclZBEeLvEnYRrX8dM2bHMWEvvUplc8GJGo9ekRU4GKIwMesS6H1RcUR+F90bmM:UgYWSvvUpleHqZ/bmi6dyl

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Drops the executable file immediately after the start

Changes the autorun value in the registry

NjRAT is detected

Create files in the Startup directory

SUSPICIOUS

Reads security settings of Internet Explorer

Reads the date of Windows installation

Starts itself from another location

Executable content was dropped or overwritten

INFO

Checks supported languages

Creates files or folders in the user directory

Process checks computer location settings

Reads the computer name

Reads the machine GUID from the registry

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

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings