Malware analysis msblast.exe Malicious activity | ANY.RUN

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File name:	msblast.exe
Full analysis:	https://app.any.run/tasks/1553fcc8-0b54-4dfc-aa7c-636dcd47eeef
Verdict:	Malicious activity
Analysis date:	September 26, 2024, 02:12:58
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	scan upx
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
MD5:	5AE700C1DFFB00CEF492844A4DB6CD69
SHA1:	BED8E439F28A1A0D3876366CBD76A43CDCCF60FA
SHA256:	258F82166D20C68497A66D82349FC81899FDE8FE8C1CC66E59F739A9EA2C95A9
SSDEEP:	192:Z3AnYJq6/eKxjEMfMVj78aCFE4uF2X+xYQPx4bQ5I:ZQnYJJ/RhMV/1yEIdQW85I

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
- Changes the autorun value in the registry
  - msblast.exe (PID: 4980)
- Attempting to scan the network
  - msblast.exe (PID: 4980)
SUSPICIOUS
- Reads security settings of Internet Explorer
  - msblast.exe (PID: 4980)
- Potential Corporate Privacy Violation
  - msblast.exe (PID: 4980)
- Connects to unusual port
  - msblast.exe (PID: 4980)
INFO
- Reads the computer name
  - msblast.exe (PID: 4980)
- Checks proxy server information
  - msblast.exe (PID: 4980)
- Checks supported languages
  - msblast.exe (PID: 4980)
- UPX packer has been detected
  - msblast.exe (PID: 4980)

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:	2003:08:11 11:21:14+00:00
ImageFileCharacteristics:	No relocs, Executable, No line numbers, No symbols, 32-bit
PEType:	PE32
LinkerVersion:	2.55
CodeSize:	8192
InitializedDataSize:	4096
UninitializedDataSize:	20480
EntryPoint:	0x71f0
OSVersion:	1
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

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

4980

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

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

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Modules

Images
c:\users\admin\appdata\local\temp\msblast.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\advapi32.dll

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Total events

405

Read events

404

Write events

Delete events

Modification events


(PID) Process:	(4980) msblast.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run
Operation:	write	Name:	windows auto update
Value: msblast.exe

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

No data

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

690

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
3964	svchost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
6440	svchost.exe	GET	200	95.101.149.131:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
7084	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
7084	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

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
6440	svchost.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
904	RUXIMICS.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
2120	MoUsoCoreWorker.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
4	System	192.168.100.255:138	—	—	—	whitelisted
4980	msblast.exe	192.168.81.1:135	—	—	—	unknown
4980	msblast.exe	192.168.81.2:135	—	—	—	unknown
4980	msblast.exe	192.168.81.3:135	—	—	—	unknown
4980	msblast.exe	192.168.81.4:135	—	—	—	unknown
4980	msblast.exe	192.168.81.5:135	—	—	—	unknown

DNS requests

Domain	IP	Reputation
settings-win.data.microsoft.com	4.231.128.59 20.106.86.13 20.73.194.208	whitelisted
google.com	142.250.185.206	whitelisted
windowsupdate.com	—	unknown
www.microsoft.com	95.101.149.131	whitelisted
login.live.com	40.126.32.68 20.190.160.14 40.126.32.140 40.126.32.133 40.126.32.134 40.126.32.138 20.190.160.20 40.126.32.76	whitelisted
ocsp.digicert.com	192.229.221.95	whitelisted
slscr.update.microsoft.com	20.12.23.50	whitelisted
fe3cr.delivery.mp.microsoft.com	20.242.39.171	whitelisted
nexusrules.officeapps.live.com	52.111.229.19	whitelisted

Threats

PID	Process	Class	Message
4980	msblast.exe	Misc activity	ET SCAN Behavioral Unusual Port 135 traffic Potential Scan or Infection
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network
4980	msblast.exe	Potential Corporate Privacy Violation	POLICY [ANY.RUN] Attempting to network scan inside a home network

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No debug info

General Info

msblast.exe

5AE700C1DFFB00CEF492844A4DB6CD69

BED8E439F28A1A0D3876366CBD76A43CDCCF60FA

258F82166D20C68497A66D82349FC81899FDE8FE8C1CC66E59F739A9EA2C95A9

192:Z3AnYJq6/eKxjEMfMVj78aCFE4uF2X+xYQPx4bQ5I:ZQnYJJ/RhMV/1yEIdQW85I

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Changes the autorun value in the registry

Attempting to scan the network

SUSPICIOUS

Reads security settings of Internet Explorer

Potential Corporate Privacy Violation

Connects to unusual port

INFO

Reads the computer name

Checks proxy server information

Checks supported languages

UPX packer has been detected

Malware configuration

Static information

TRiD

EXIF

EXE

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings