Malware analysis MusaLLaT.exe Malicious activity | ANY.RUN

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File name:	MusaLLaT.exe
Full analysis:	https://app.any.run/tasks/779d805d-1205-4724-848f-a0d5ef3023a8
Verdict:	Malicious activity
Analysis date:	September 26, 2024, 11:22:53
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	upx
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
MD5:	55C38DB4B199F52BD5FE466746852A6C
SHA1:	E683A9FFFD0F16CD4D4E1F32089EC3AC5FCE2E96
SHA256:	D98CA9DE107C1F0C55D62A48D2AF195269D3BF2A164595E2E33D57B4FF975A2B
SSDEEP:	12288:cCxo78HVVVVVVSJdYkY5Lc0k2aNXgGw1gr:txo4Rkuc0krNXgGwm

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
- UAC/LUA settings modification
  - MusaLLaT.exe (PID: 4180)
  - MusaLLaT.exe (PID: 5512)
- Changes the autorun value in the registry
  - MusaLLaT.exe (PID: 5512)
SUSPICIOUS
- Executable content was dropped or overwritten
  - MusaLLaT.exe (PID: 4180)
- Starts itself from another location
  - MusaLLaT.exe (PID: 4180)
INFO
- Create files in a temporary directory
  - MusaLLaT.exe (PID: 4180)
  - MusaLLaT.exe (PID: 5512)
- Checks supported languages
  - MusaLLaT.exe (PID: 4180)
  - MusaLLaT.exe (PID: 5512)
- Creates files or folders in the user directory
  - MusaLLaT.exe (PID: 4180)
  - MusaLLaT.exe (PID: 5512)
- Reads the computer name
  - MusaLLaT.exe (PID: 4180)
  - MusaLLaT.exe (PID: 5512)
- UPX packer has been detected
  - MusaLLaT.exe (PID: 5512)

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 (39.3)
.exe	\|	Win32 EXE Yoda's Crypter (38.6)
.dll	\|	Win32 Dynamic Link Library (generic) (9.5)
.exe	\|	Win32 Executable (generic) (6.5)
.exe	\|	Generic Win/DOS Executable (2.9)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2011:01:04 13:49:16+00:00
ImageFileCharacteristics:	No relocs, Executable, No line numbers, No symbols, 32-bit
PEType:	PE32
LinkerVersion:	6
CodeSize:	53248
InitializedDataSize:	81920
UninitializedDataSize:	434176
EntryPoint:	0x76580
OSVersion:	4
ImageVersion:	8.1
SubsystemVersion:	4
Subsystem:	Windows GUI
FileVersionNumber:	8.1.0.8
ProductVersionNumber:	8.1.0.8
FileFlagsMask:	0x0000
FileFlags:	(none)
FileOS:	Win32
ObjectFileType:	Executable application
FileSubtype:	-
LanguageCode:	English (U.S.)
CharacterSet:	Unicode
ProductName:	z 3 r 0 _ x
FileVersion:	8.01.0008
ProductVersion:	8.01.0008
InternalName:	Dosya Klasörü
OriginalFileName:	Dosya Klasörü.exe

No data.

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All screenshots are available in the full report

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Total processes

129

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

3924

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

4180

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

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

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Version:

8.01.0008

Modules

Images
c:\users\admin\appdata\local\temp\musallat.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\apphelp.dll
c:\windows\syswow64\msvbvm60.dll

5512

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

MusaLLaT.exe

User:

admin

Integrity Level:

MEDIUM

Version:

8.01.0008

Modules

Images
c:\users\admin\appdata\roaming\musallat.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\apphelp.dll
c:\windows\syswow64\msvbvm60.dll

6272

"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

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Total events

202

Read events

168

Write events

Delete events

Modification events


(PID) Process:	(4180) MusaLLaT.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center
Operation:	write	Name:	UACDisableNotify
Value: 0
(PID) Process:	(4180) MusaLLaT.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
Operation:	write	Name:	EnableLUA
Value: 0
(PID) Process:	(5512) MusaLLaT.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center
Operation:	write	Name:	UACDisableNotify
Value: 0
(PID) Process:	(5512) MusaLLaT.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
Operation:	write	Name:	EnableLUA
Value: 0
(PID) Process:	(5512) MusaLLaT.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:	write	Name:	MusaLLaT
Value: C:\Users\admin\AppData\Roaming\MusaLLaT.exe

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
4180	MusaLLaT.exe	C:\Users\admin\AppData\Roaming\MusaLLaT.exe		executable
		MD5:55C38DB4B199F52BD5FE466746852A6C	SHA256:D98CA9DE107C1F0C55D62A48D2AF195269D3BF2A164595E2E33D57B4FF975A2B
4180	MusaLLaT.exe	C:\Users\admin\AppData\Local\Temp\~DF8B66A2B80D8AD575.TMP		binary
		MD5:BA81125F546887E7093DCB733A8C0111	SHA256:4448AB6FF98A95F4BD053A31565ABB5332C145A816B54F9CCA94817B1ACDE8D1
5512	MusaLLaT.exe	C:\Users\admin\AppData\Roaming\Declare.ini		text
		MD5:57569FD8804FD8E0F7C2D02B47F71980	SHA256:6C62820CC197587E3C543B014895FAF7D92B40E22B062A908777981A3C6E1F47

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
5104	svchost.exe	GET	200	88.221.169.152:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
3140	SIHClient.exe	GET	200	184.30.21.171:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl	unknown	—	—	whitelisted
6660	svchost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
3140	SIHClient.exe	GET	200	184.30.21.171:80	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
3888	svchost.exe	239.255.255.250:1900	—	—	—	whitelisted
4	System	192.168.100.255:137	—	—	—	whitelisted
5104	svchost.exe	52.191.219.104:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
6908	RUXIMICS.exe	52.191.219.104:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
2120	MoUsoCoreWorker.exe	52.191.219.104:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
4	System	192.168.100.255:138	—	—	—	whitelisted
5104	svchost.exe	40.127.240.158:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
5104	svchost.exe	88.221.169.152:80	www.microsoft.com	AKAMAI-AS	DE	whitelisted
2120	MoUsoCoreWorker.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
6660	svchost.exe	40.126.32.76:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted

DNS requests

Domain	IP	Reputation
settings-win.data.microsoft.com	52.191.219.104 40.127.240.158 4.231.128.59 20.73.194.208	whitelisted
google.com	216.58.212.142	whitelisted
www.microsoft.com	88.221.169.152 184.30.21.171	whitelisted
login.live.com	40.126.32.76 40.126.32.68 20.190.160.17 40.126.32.136 20.190.160.22 20.190.160.20 40.126.32.74 20.190.160.14	whitelisted
ocsp.digicert.com	192.229.221.95	whitelisted
slscr.update.microsoft.com	4.245.163.56	whitelisted
fe3cr.delivery.mp.microsoft.com	52.165.164.15	whitelisted
browser.pipe.aria.microsoft.com	20.189.173.26	whitelisted
nexusrules.officeapps.live.com	52.111.227.13	whitelisted

Threats

No threats detected

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No debug info

General Info

MusaLLaT.exe

55C38DB4B199F52BD5FE466746852A6C

E683A9FFFD0F16CD4D4E1F32089EC3AC5FCE2E96

D98CA9DE107C1F0C55D62A48D2AF195269D3BF2A164595E2E33D57B4FF975A2B

12288:cCxo78HVVVVVVSJdYkY5Lc0k2aNXgGw1gr:txo4Rkuc0krNXgGwm

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

UAC/LUA settings modification

Changes the autorun value in the registry

SUSPICIOUS

Executable content was dropped or overwritten

Starts itself from another location

INFO

Create files in a temporary directory

Checks supported languages

Creates files or folders in the user directory

Reads the computer name

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

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings