Malware analysis aa.exe Malicious activity | ANY.RUN

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File name:	aa.exe
Full analysis:	https://app.any.run/tasks/951ff9cf-42c6-4c7a-9b03-a4e782dd2044
Verdict:	Malicious activity
Analysis date:	June 21, 2025, 03:50:09
OS:	Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MIME:	application/vnd.microsoft.portable-executable
File info:	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections
MD5:	1A8DFDDDEACA05D29F929B65A8136F5C
SHA1:	6FE965638989A35F374F3EA13BEA353CBA2C7CC4
SHA256:	61ED5A7CACFC9FD6B950B3DA00896BD3EBEC2F3E4358905C5C9DA819378496FD
SSDEEP:	3072:Rg2ECELcuhVfNEWQteCydrFYZrqmMSN7I74n0w4JN4x4VdjOR3QvhDFYT86cTnO/:CxLckQt8I79Im0TFdyR3Qv0MTOsSA

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:: off
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 (133.0.6943.127)
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 (133.0.3065.92)
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) (136.0)
Mozilla Maintenance Service (136.0)
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)
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
- Uses AES cipher (POWERSHELL)
  - aa.exe (PID: 3028)
- Gets or sets the symmetric key that is used for encryption and decryption (POWERSHELL)
  - aa.exe (PID: 3028)
- Gets or sets the initialization vector for the symmetric algorithm (POWERSHELL)
  - aa.exe (PID: 3028)
- Dynamically loads an assembly (POWERSHELL)
  - aa.exe (PID: 3028)
SUSPICIOUS
- Reads security settings of Internet Explorer
  - aa.exe (PID: 3028)
- Uses base64 encoding (POWERSHELL)
  - aa.exe (PID: 3028)
INFO
- Create files in a temporary directory
  - aa.exe (PID: 3028)
- Reads Environment values
  - aa.exe (PID: 3028)
- Reads the computer name
  - aa.exe (PID: 3028)
- Reads the machine GUID from the registry
  - aa.exe (PID: 3028)
- Checks supported languages
  - aa.exe (PID: 3028)
- Gets data length (POWERSHELL)
  - aa.exe (PID: 3028)

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.) (55.8)
.exe	\|	Win64 Executable (generic) (21)
.scr	\|	Windows screen saver (9.9)
.dll	\|	Win32 Dynamic Link Library (generic) (5)
.exe	\|	Win32 Executable (generic) (3.4)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2025:06:21 03:49:03+00:00
ImageFileCharacteristics:	Executable, 32-bit
PEType:	PE32
LinkerVersion:	11
CodeSize:	219136
InitializedDataSize:	2048
UninitializedDataSize:	-
EntryPoint:	0x3760e
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:	aa.exe
LegalCopyright:
OriginalFileName:	aa.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

139

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

1128

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

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

3028

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

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

explorer.exe

User:

admin

Integrity Level:

HIGH

Description:

Exit code:

Version:

0.0.0.0

Modules

Images
c:\users\admin\appdata\local\temp\aa.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll

6620

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

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

—

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Description:

Exit code:

3221226540

Version:

0.0.0.0

Modules

Images
c:\users\admin\appdata\local\temp\aa.exe
c:\windows\system32\ntdll.dll

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Total events

1 198

Read events

1 198

Write events

Delete events

Modification events

No data

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3028	aa.exe	C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_dbz1nvka.32z.psm1		text
		MD5:D17FE0A3F47BE24A6453E9EF58C94641	SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
3028	aa.exe	C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_q0michlc.mgz.ps1		text
		MD5:D17FE0A3F47BE24A6453E9EF58C94641	SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7

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
1268	svchost.exe	GET	200	23.55.104.172:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
1268	svchost.exe	GET	200	95.101.149.131:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
2532	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
2532	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
5848	svchost.exe	GET	200	2.17.190.73:80	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	192.168.100.255:137	—	—	—	whitelisted
5944	MoUsoCoreWorker.exe	51.104.136.2:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
1268	svchost.exe	51.104.136.2:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
2028	RUXIMICS.exe	51.104.136.2:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
4	System	192.168.100.255:138	—	—	—	whitelisted
1268	svchost.exe	23.55.104.172:80	crl.microsoft.com	Akamai International B.V.	US	whitelisted
1268	svchost.exe	95.101.149.131:80	www.microsoft.com	Akamai International B.V.	NL	whitelisted
2532	SIHClient.exe	4.245.163.56:443	slscr.update.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
2532	SIHClient.exe	184.30.21.171:80	www.microsoft.com	AKAMAI-AS	DE	whitelisted
2532	SIHClient.exe	52.165.164.15:443	fe3cr.delivery.mp.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted

DNS requests

Domain	IP	Reputation
settings-win.data.microsoft.com	51.104.136.2	whitelisted
google.com	142.250.184.206	whitelisted
crl.microsoft.com	23.55.104.172 23.55.104.190	whitelisted
www.microsoft.com	95.101.149.131 184.30.21.171	whitelisted
slscr.update.microsoft.com	4.245.163.56	whitelisted
fe3cr.delivery.mp.microsoft.com	52.165.164.15	whitelisted
login.live.com	20.190.159.23 40.126.31.67 40.126.31.130 20.190.159.131 40.126.31.2 40.126.31.129 20.190.159.75 20.190.159.4	whitelisted
ocsp.digicert.com	2.17.190.73	whitelisted
client.wns.windows.com	172.211.123.248	whitelisted
activation-v2.sls.microsoft.com	40.91.76.224	whitelisted

Threats

No threats detected

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No debug info

General Info

aa.exe

1A8DFDDDEACA05D29F929B65A8136F5C

6FE965638989A35F374F3EA13BEA353CBA2C7CC4

61ED5A7CACFC9FD6B950B3DA00896BD3EBEC2F3E4358905C5C9DA819378496FD

3072:Rg2ECELcuhVfNEWQteCydrFYZrqmMSN7I74n0w4JN4x4VdjOR3QvhDFYT86cTnO/:CxLckQt8I79Im0TFdyR3Qv0MTOsSA

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Uses AES cipher (POWERSHELL)

Gets or sets the symmetric key that is used for encryption and decryption (POWERSHELL)

Gets or sets the initialization vector for the symmetric algorithm (POWERSHELL)

Dynamically loads an assembly (POWERSHELL)

SUSPICIOUS

Reads security settings of Internet Explorer

Uses base64 encoding (POWERSHELL)

INFO

Create files in a temporary directory

Reads Environment values

Reads the computer name

Reads the machine GUID from the registry

Checks supported languages

Gets data length (POWERSHELL)

Malware configuration

Static information

TRiD

EXIF

EXE

Video and screenshots

Processes

Behavior graph

Specs description

Process information

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