Malware analysis a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f Malicious activity

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File name:	a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f
Full analysis:	https://app.any.run/tasks/68d30bb3-fdaf-409e-95cf-d8046116f052
Verdict:	Malicious activity
Analysis date:	April 29, 2025, 05:45:59
OS:	Windows 10 Professional (build: 19044, 64 bit)
Tags:	tofsee
Indicators:
MIME:	application/vnd.microsoft.portable-executable
File info:	PE32 executable (GUI) Intel 80386, for MS Windows, 4 sections
MD5:	BD48762C226460CEF29A29772008A7A1
SHA1:	55F07A0925DF4960F0D2CC8DB5880AEF31ECEBBB
SHA256:	A022E6588A3448232F2623FAD4A686E4BC2608149F4061B509DAD3E5648F790F
SSDEEP:	12288:QU+VjYnc7FWIW1lllllllllllllllllllllllllllllllllllllllllllllllllF:/WbFE

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 (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
  - a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe (PID: 2320)
- TOFSEE has been detected (YARA)
  - svchost.exe (PID: 2088)
SUSPICIOUS
- Reads security settings of Internet Explorer
  - a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe (PID: 2320)
- Executable content was dropped or overwritten
  - a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe (PID: 2320)
- Connects to SMTP port
  - svchost.exe (PID: 2088)
INFO
- The sample compiled with english language support
  - a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe (PID: 2320)
- Checks supported languages
  - a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe (PID: 2320)
  - ayhirncy.exe (PID: 5164)
- Reads the computer name
  - a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe (PID: 2320)
  - ayhirncy.exe (PID: 5164)
- Create files in a temporary directory
  - a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe (PID: 2320)
- Process checks computer location settings
  - a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe (PID: 2320)

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	\|	Win32 Executable MS Visual C++ (generic) (46.3)
.exe	\|	Win64 Executable (generic) (41)
.exe	\|	Win32 Executable (generic) (6.6)
.exe	\|	Generic Win/DOS Executable (2.9)
.exe	\|	DOS Executable Generic (2.9)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2020:01:27 03:59:14+00:00
ImageFileCharacteristics:	No relocs, Executable, 32-bit
PEType:	PE32
LinkerVersion:	9
CodeSize:	144384
InitializedDataSize:	96162304
UninitializedDataSize:	-
EntryPoint:	0x44ab
OSVersion:	5
ImageVersion:	-
SubsystemVersion:	5
Subsystem:	Windows GUI
FileVersionNumber:	44.0.0.0
ProductVersionNumber:	44.0.0.0
FileFlagsMask:	0x003f
FileFlags:	Special build
FileOS:	Windows NT 32-bit
ObjectFileType:	Executable application
FileSubtype:	-
LanguageCode:	English (U.S.)
CharacterSet:	Windows, Latin1
FileV:	44.0.0.56

No data.

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All screenshots are available in the full report

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Total processes

134

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

2088

svchost.exe

C:\Windows\SysWOW64\svchost.exe

ayhirncy.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Host Process for Windows Services

Version:

10.0.19041.1 (WinBuild.160101.0800)

2320

"C:\Users\admin\AppData\Local\Temp\a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe"

C:\Users\admin\AppData\Local\Temp\a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Modules

Images
c:\users\admin\appdata\local\temp\a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.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\gdi32.dll

5064

"C:\WINDOWS\SysWOW64\wusa.exe"

C:\Windows\SysWOW64\wusa.exe

a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

HIGH

Description:

Windows Update Standalone Installer

Exit code:

Version:

10.0.19041.3636 (WinBuild.160101.0800)

Modules

Images
c:\windows\syswow64\wusa.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

5112

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

5164

"C:\Users\admin\ayhirncy.exe" /d"C:\Users\admin\AppData\Local\Temp\a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe" /e550302100000007F

C:\Users\admin\ayhirncy.exe

—

a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe

User:

admin

Integrity Level:

MEDIUM

Modules

Images
c:\users\admin\ayhirncy.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\gdi32.dll

5576

"C:\Windows\System32\wusa.exe"

C:\Windows\SysWOW64\wusa.exe

—

a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Update Standalone Installer

Exit code:

3221226540

Version:

10.0.19041.3636 (WinBuild.160101.0800)

Modules

Images
c:\windows\syswow64\wusa.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll

6476

"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

514

Read events

513

Write events

Delete events

Modification events


(PID) Process:	(2320) a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:	write	Name:	ijsrhtlc
Value: "C:\Users\admin\ayhirncy.exe"

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
2320	a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe	C:\Users\admin\ayhirncy.exe		executable
		MD5:E9EBB004DBD9452B09D0EEC8C350856D	SHA256:B10A8D287244095D4065E67ADD5364961172F488E354136A049FF9D29E1CA732
2320	a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f.exe	C:\Users\admin\AppData\Local\Temp\ydnicoln.exe		executable
		MD5:0BB2443794B7A55D0630B79446FF6DC1	SHA256:D75F549137DC3EBAE9116A6B797DCBB813C78E57ABFBF157103902AD83B5DE99

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	2.16.164.120:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
—	—	GET	200	95.101.149.131:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
3096	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
6544	svchost.exe	GET	200	184.30.131.245:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
3096	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
—	—	51.124.78.146:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
4	System	192.168.100.255:137	—	—	—	whitelisted
—	—	2.16.164.120:80	crl.microsoft.com	Akamai International B.V.	NL	whitelisted
—	—	95.101.149.131:80	www.microsoft.com	Akamai International B.V.	NL	whitelisted
4	System	192.168.100.255:138	—	—	—	whitelisted
2112	svchost.exe	51.124.78.146:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
—	—	13.107.246.59:80	microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
—	—	52.101.40.1:25	microsoft-com.mail.protection.outlook.com	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
3216	svchost.exe	172.211.123.250:443	client.wns.windows.com	MICROSOFT-CORP-MSN-AS-BLOCK	FR	whitelisted
2088	svchost.exe	43.231.4.7:443	—	Gigabit Hosting Sdn Bhd	MY	unknown

DNS requests

Domain	IP	Reputation
crl.microsoft.com	2.16.164.120 2.16.164.49	whitelisted
www.microsoft.com	95.101.149.131 184.30.21.171	whitelisted
google.com	142.250.186.78	whitelisted
microsoft.com	13.107.246.59	whitelisted
microsoft-com.mail.protection.outlook.com	52.101.40.1 52.101.11.13 52.101.194.12 52.101.11.2	whitelisted
client.wns.windows.com	172.211.123.250	whitelisted
login.live.com	40.126.32.68 20.190.160.66 40.126.32.134 40.126.32.72 40.126.32.133 20.190.160.17 20.190.160.4 40.126.32.138	whitelisted
ocsp.digicert.com	184.30.131.245	whitelisted
settings-win.data.microsoft.com	40.127.240.158	whitelisted
yahoo.com	—	whitelisted

Threats

No threats detected

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No debug info

General Info

a022e6588a3448232f2623fad4a686e4bc2608149f4061b509dad3e5648f790f

BD48762C226460CEF29A29772008A7A1

55F07A0925DF4960F0D2CC8DB5880AEF31ECEBBB

A022E6588A3448232F2623FAD4A686E4BC2608149F4061B509DAD3E5648F790F

12288:QU+VjYnc7FWIW1lllllllllllllllllllllllllllllllllllllllllllllllllF:/WbFE

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Changes the autorun value in the registry

TOFSEE has been detected (YARA)

SUSPICIOUS

Reads security settings of Internet Explorer

Executable content was dropped or overwritten

Connects to SMTP port

INFO

The sample compiled with english language support

Checks supported languages

Reads the computer name

Create files in a temporary directory

Process checks computer location settings

Malware configuration

Static information

TRiD

EXIF

EXE

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Information

Modules

Information

Modules

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