Malware analysis aman.pdf Malicious activity | ANY.RUN

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File name:	aman.pdf
Full analysis:	https://app.any.run/tasks/45a85611-d0eb-43b5-bf5f-239e1357105b
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:	August 03, 2024, 11:02:13
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:	6470955F3AD37146B16AD331D63CA392
SHA1:	E7051D077A7D79165D2FE3395ABE9D1B61B09927
SHA256:	C8C85661841762B9F9FFFAAAF0AE4B4A5C4401504D97FD55D80C34D175991351
SSDEEP:	768:fHNx/uj/KxLJVNCCUCjnue3GxKceor6+wYbm0b:fHmj/KxLJVNCCUCjur

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
- NjRAT is detected
  - aman.pdf.exe (PID: 6376)
- Drops the executable file immediately after the start
  - aman.pdf.exe (PID: 6376)
SUSPICIOUS
- Executable content was dropped or overwritten
  - aman.pdf.exe (PID: 6376)
- Reads security settings of Internet Explorer
  - aman.pdf.exe (PID: 6376)
INFO
- Checks supported languages
  - aman.pdf.exe (PID: 6376)
- Reads the computer name
  - aman.pdf.exe (PID: 6376)
- Create files in a temporary directory
  - aman.pdf.exe (PID: 6376)
- Reads Microsoft Office registry keys
  - OpenWith.exe (PID: 6432)

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.) (62)
.exe	\|	Win64 Executable (generic) (23.3)
.dll	\|	Win32 Dynamic Link Library (generic) (5.5)
.exe	\|	Win32 Executable (generic) (3.8)
.exe	\|	Win16/32 Executable Delphi generic (1.7)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2024:07:27 07:56:58+00:00
ImageFileCharacteristics:	Executable, 32-bit
PEType:	PE32
LinkerVersion:	8
CodeSize:	22016
InitializedDataSize:	69120
UninitializedDataSize:	-
EntryPoint:	0x746e
OSVersion:	4
ImageVersion:	-
SubsystemVersion:	4
Subsystem:	Windows GUI

No data.

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All screenshots are available in the full report

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Total processes

130

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

6376

"C:\Users\admin\AppData\Local\Temp\aman.pdf.exe"

C:\Users\admin\AppData\Local\Temp\aman.pdf.exe

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\aman.pdf.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

6432

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

C:\Windows\System32\OpenWith.exe

—

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Pick an app

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\openwith.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\gdi32full.dll
c:\windows\system32\msvcp_win.dll

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Total events

4 504

Read events

4 493

Write events

Delete events

Modification events


(PID) Process:	(6376) aman.pdf.exe	Key:	HKEY_CURRENT_USER
Operation:	write	Name:	di
Value: !
(PID) Process:	(6376) aman.pdf.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	ProxyBypass
Value: 1
(PID) Process:	(6376) aman.pdf.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	IntranetName
Value: 1
(PID) Process:	(6376) aman.pdf.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 1
(PID) Process:	(6376) aman.pdf.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 0
(PID) Process:	(6432) OpenWith.exe	Key:	HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:	write	Name:	@C:\Program Files\Microsoft Office\root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\oregres.dll,-205
Value: Word
(PID) Process:	(6432) OpenWith.exe	Key:	HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:	write	Name:	@wmploc.dll,-102
Value: Windows Media Player

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
6376	aman.pdf.exe	C:\Users\admin\AppData\Local\Temp\test		executable
		MD5:6470955F3AD37146B16AD331D63CA392	SHA256:C8C85661841762B9F9FFFAAAF0AE4B4A5C4401504D97FD55D80C34D175991351

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
6820	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
640	svchost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
6788	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
5336	SearchApp.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D	unknown	—	—	whitelisted
640	svchost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%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
4936	svchost.exe	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
2472	RUXIMICS.exe	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
2120	MoUsoCoreWorker.exe	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
3888	svchost.exe	239.255.255.250:1900	—	—	—	whitelisted
4936	svchost.exe	51.104.136.2:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
4	System	192.168.100.255:137	—	—	—	whitelisted
5336	SearchApp.exe	95.100.146.33:443	www.bing.com	Akamai International B.V.	CZ	unknown
5336	SearchApp.exe	192.229.221.95:80	ocsp.digicert.com	EDGECAST	US	whitelisted
640	svchost.exe	40.126.32.72:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	unknown

DNS requests

Domain	IP	Reputation
settings-win.data.microsoft.com	20.73.194.208 51.104.136.2	whitelisted
google.com	142.250.186.110	whitelisted
www.bing.com	95.100.146.33 95.100.146.19 95.100.146.35 95.100.146.32 95.100.146.10 95.100.146.25	whitelisted
ocsp.digicert.com	192.229.221.95	whitelisted
login.live.com	40.126.32.72 40.126.32.68 40.126.32.140 40.126.32.134 20.190.160.22 40.126.32.138 40.126.32.76 20.190.160.20	whitelisted
client.wns.windows.com	40.113.103.199	whitelisted
th.bing.com	95.100.146.25 95.100.146.33 95.100.146.19 95.100.146.35 95.100.146.32 95.100.146.10	whitelisted
fd.api.iris.microsoft.com	20.199.58.43	whitelisted
arc.msn.com	20.199.58.43	whitelisted
slscr.update.microsoft.com	40.127.169.103	whitelisted

Threats

No threats detected

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No debug info

General Info

aman.pdf

6470955F3AD37146B16AD331D63CA392

E7051D077A7D79165D2FE3395ABE9D1B61B09927

C8C85661841762B9F9FFFAAAF0AE4B4A5C4401504D97FD55D80C34D175991351

768:fHNx/uj/KxLJVNCCUCjnue3GxKceor6+wYbm0b:fHmj/KxLJVNCCUCjur

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

NjRAT is detected

Drops the executable file immediately after the start

SUSPICIOUS

Executable content was dropped or overwritten

Reads security settings of Internet Explorer

INFO

Checks supported languages

Reads the computer name

Create files in a temporary directory

Reads Microsoft Office registry keys

Malware configuration

Static information

TRiD

EXIF

EXE

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings