Malware analysis kt.exe Malicious activity | ANY.RUN

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File name:	kt.exe
Full analysis:	https://app.any.run/tasks/bc0bb93d-ecc0-484a-87d5-7306d10a6b04
Verdict:	Malicious activity
Analysis date:	July 07, 2024, 01:25:46
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	python
Indicators:
MIME:	application/x-dosexec
File info:	PE32+ executable (GUI) x86-64, for MS Windows
MD5:	3F976BE46B8B5D02E7BFD3E75C5A9992
SHA1:	486111069D9A897349EF43928FD6C04051EF49CE
SHA256:	95774B04F43D9FB3F7EDDF90D26339E9E8B663C1EC64AD10DE515BB9AA18E0F7
SSDEEP:	98304:M+QWYEW5PksuDNvgZXScbtnbGd49IRQJ+FgLHIcctvQ4qUmb/Idt16QrS2uFaZY7:/wGnkY/zeIZQUTsVvlMA7

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 (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
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
Client LanguagePack Package
DotNetRollup
DotNetRollup 481
DotNetRollup 481
FodMetadata Package
Foundation Package
Hello Face Package
Hello Face Package
InternetExplorer Optional 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
MSPaint FoD Package
MSPaint FoD Package
MSPaint FoD Package
MSPaint FoD Package
MSPaint FoD Package
MediaPlayer Package
MediaPlayer Package
Microsoft OneCore ApplicationModel Sync Desktop FOD Package
Microsoft OneCore ApplicationModel Sync Desktop FOD Package
Microsoft OneCore DirectX Database FOD Package
NetFx3 OnDemand Package
Notepad FoD Package
Notepad FoD Package
Notepad FoD Package
Notepad FoD Package
Notepad FoD Package
OpenSSH Client Package
OpenSSH Client Package
PowerShell ISE FOD Package
PowerShell ISE FOD Package
PowerShell ISE FOD Package
PowerShell ISE FOD Package
Printing PMCPPC FoD Package
Printing PMCPPC FoD Package
Printing PMCPPC FoD Package
Printing WFS FoD Package
Printing WFS FoD Package
Printing WFS FoD Package
Printing WFS FoD Package
ProfessionalEdition
ProfessionalEdition
QuickAssist Package
QuickAssist Package
RollupFix
RollupFix
ServicingStack
ServicingStack
ServicingStack 3989
StepsRecorder Package
StepsRecorder Package
StepsRecorder Package
StepsRecorder Package
StepsRecorder Package
TabletPCMath Package
TabletPCMath Package
UserExperience Desktop Package
UserExperience Desktop Package
WordPad FoD Package
WordPad FoD Package
WordPad FoD Package
WordPad FoD Package
WordPad FoD Package

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MALICIOUS
- Drops the executable file immediately after the start
  - kt.exe (PID: 6212)
  - kt.exe (PID: 6252)
SUSPICIOUS
- Process drops legitimate windows executable
  - kt.exe (PID: 6252)
- Process drops python dynamic module
  - kt.exe (PID: 6252)
- Executable content was dropped or overwritten
  - kt.exe (PID: 6252)
  - kt.exe (PID: 6212)
- Application launched itself
  - kt.exe (PID: 6252)
- Loads Python modules
  - kt.exe (PID: 6212)
- The process drops C-runtime libraries
  - kt.exe (PID: 6252)
INFO
- Reads the computer name
  - kt.exe (PID: 6212)
  - kt.exe (PID: 6252)
- Creates files in the program directory
  - kt.exe (PID: 6212)
- Checks proxy server information
  - kt.exe (PID: 6212)
- Checks supported languages
  - kt.exe (PID: 6252)
  - kt.exe (PID: 6212)
- Create files in a temporary directory
  - kt.exe (PID: 6212)
  - kt.exe (PID: 6252)

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	\|	Win64 Executable (generic) (87.3)
.exe	\|	Generic Win/DOS Executable (6.3)
.exe	\|	DOS Executable Generic (6.3)

EXIF

EXE

Subsystem:	Windows GUI
SubsystemVersion:	5.2
ImageVersion:	-
OSVersion:	5.2
EntryPoint:	0xc540
UninitializedDataSize:	-
InitializedDataSize:	356352
CodeSize:	176128
LinkerVersion:	14.38
PEType:	PE32+
ImageFileCharacteristics:	Executable, Large address aware
TimeStamp:	2024:07:04 12:16:27+00:00
MachineType:	AMD AMD64

No data.

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All screenshots are available in the full report

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Total processes

140

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

6204

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

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

—

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

3221226540

Modules

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

6252

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

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

explorer.exe

User:

admin

Integrity Level:

HIGH

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\kt.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

6512

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

6544

"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

6212

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

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

kt.exe

User:

admin

Integrity Level:

HIGH

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\kt.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

891

Read events

891

Write events

Delete events

Modification events

No data

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Executable files

Suspicious files

Text files

931

Unknown types

Dropped files

PID	Process	Filename		Type
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\VCRUNTIME140_1.dll		executable
		MD5:7E668AB8A78BD0118B94978D154C85BC	SHA256:E4B533A94E02C574780E4B333FCF0889F65ED00D39E32C0FBBDA2116F185873F
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\api-ms-win-crt-locale-l1-1-0.dll		executable
		MD5:54A1DED1160D8E7A02307B63C191E42E	SHA256:ACC5C813E40E55C5C242057AB15F3D9049850D7345D8509F7044BC905DD3AA3A
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\_cffi_backend.cp311-win_amd64.pyd		executable
		MD5:FDE9A1D6590026A13E81712CD2F23522	SHA256:16ECCC4BAF6CF4AB72ACD53C72A1F2B04D952E07E385E9050A933E78074A7D5B
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\api-ms-win-crt-filesystem-l1-1-0.dll		executable
		MD5:25586E8F953667BBBB2A7F2E25949808	SHA256:C6FF48E6EDB727FCA3971DB306E617462A4D692CBBBE2693D447F072720ECEE6
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\_multiprocessing.pyd		executable
		MD5:827439C35A0CEE0DE6421AF039CA7FF9	SHA256:B86E19E57A415AE9D65D4C0A86658DE2D2AD6A97617CB514A105449C9B679D89
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\_ctypes.pyd		executable
		MD5:BD36F7D64660D120C6FB98C8F536D369	SHA256:EE543453AC1A2B9B52E80DC66207D3767012CA24CE2B44206804767F37443902
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\_socket.pyd		executable
		MD5:1EEA9568D6FDEF29B9963783827F5867	SHA256:74181072392A3727049EA3681FE9E59516373809CED53E08F6DA7C496B76E117
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\api-ms-win-crt-heap-l1-1-0.dll		executable
		MD5:08F8E94021B233848DBC1624CB17BB7A	SHA256:7ECBC9B895AD5A70CCC45E85D3EE401AE0517B71040354351B63D00814D5428A
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\_ssl.pyd		executable
		MD5:208B0108172E59542260934A2E7CFA85	SHA256:5160500474EC95D4F3AF7E467CC70CB37BEC1D12545F0299AAB6D69CEA106C69
6252	kt.exe	C:\Users\admin\AppData\Local\Temp\_MEI62522\_lzma.pyd		executable
		MD5:E5ABC3A72996F8FDE0BCF709E6577D9D	SHA256:1796038480754A680F33A4E37C8B5673CC86C49281A287DC0C5CAE984D0CB4BB

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
1888	svchost.exe	GET	200	95.101.149.131:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	unknown
1888	svchost.exe	GET	200	2.16.164.120:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	unknown
7068	SIHClient.exe	GET	200	23.35.229.160:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl	unknown	—	—	unknown
7068	SIHClient.exe	GET	200	23.35.229.160:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl	unknown	—	—	unknown
4820	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	unknown
1644	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	unknown
—	—	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	unknown
3040	OfficeClickToRun.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	unknown

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
4976	RUXIMICS.exe	4.231.128.59:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
1968	MoUsoCoreWorker.exe	4.231.128.59:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
4032	svchost.exe	239.255.255.250:1900	—	—	—	whitelisted
—	—	40.126.32.140:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	unknown
—	—	192.229.221.95:80	—	EDGECAST	US	whitelisted
3992	svchost.exe	40.126.32.140:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	unknown
1888	svchost.exe	4.231.128.59:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
1060	svchost.exe	23.212.193.149:443	go.microsoft.com	AKAMAI-AS	AU	unknown
3040	OfficeClickToRun.exe	52.111.227.14:443	nexusrules.officeapps.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	US	unknown

DNS requests

Domain	IP	Reputation
login.live.com	40.126.32.140 40.126.32.134 20.190.160.17 40.126.32.76 40.126.32.68 20.190.160.20 40.126.32.136 20.190.160.14	whitelisted
go.microsoft.com	23.212.193.149	whitelisted
nexusrules.officeapps.live.com	52.111.227.14	whitelisted
settings-win.data.microsoft.com	40.127.240.158	whitelisted
client.wns.windows.com	40.113.110.67	whitelisted
crl.microsoft.com	2.16.164.120 2.16.164.72	whitelisted
www.microsoft.com	95.101.149.131 23.35.229.160	whitelisted
arc.msn.com	20.223.35.26 20.103.156.88	whitelisted
fd.api.iris.microsoft.com	20.31.169.57	whitelisted
slscr.update.microsoft.com	40.68.123.157	whitelisted

Threats

PID	Process	Class	Message
—	—	Potentially Bad Traffic	ET INFO Fake Game Cheat Related Domain in DNS Lookup (keyauth .win)
6212	kt.exe	Potentially Bad Traffic	ET INFO Fake Game Cheat Related Domain (keyauth .win) in TLS SNI

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No debug info

General Info

kt.exe

3F976BE46B8B5D02E7BFD3E75C5A9992

486111069D9A897349EF43928FD6C04051EF49CE

95774B04F43D9FB3F7EDDF90D26339E9E8B663C1EC64AD10DE515BB9AA18E0F7

98304:M+QWYEW5PksuDNvgZXScbtnbGd49IRQJ+FgLHIcctvQ4qUmb/Idt16QrS2uFaZY7:/wGnkY/zeIZQUTsVvlMA7

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Drops the executable file immediately after the start

SUSPICIOUS

Process drops legitimate windows executable

Process drops python dynamic module

Executable content was dropped or overwritten

Application launched itself

Loads Python modules

The process drops C-runtime libraries

INFO

Reads the computer name

Creates files in the program directory

Checks proxy server information

Checks supported languages

Create files in a temporary directory

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

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings