Malware analysis TkForge.exe Malicious activity | ANY.RUN

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File name:	TkForge.exe
Full analysis:	https://app.any.run/tasks/594ab59d-5f00-4f68-ae51-d9cd6f53e51c
Verdict:	Malicious activity
Analysis date:	July 29, 2024, 18:45:20
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	installer python
Indicators:
MIME:	application/x-dosexec
File info:	PE32+ executable (GUI) x86-64, for MS Windows
MD5:	0BB3CFA296ECE78C0FD5EECDCB1DF2CB
SHA1:	67D992FF2AF497C984DF926EA60E92FC8124154B
SHA256:	0563553E8670846B2DE6FAB299C6B248C3C61F39C19A15AAC669586D2BA12EE3
SSDEEP:	98304:KrkPFDCpok2xumzy7266xKeXt5xUtQenoQHYCUcZ9wMK6Yrjcd3/dPtXJ6ylJ1j7:yNzM/rEEZIZQUICkzZ5j3

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:: 300 seconds
Heavy Evasion option:
Network geolocation:: off
Additional time used:: 240 seconds
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
- Drops the executable file immediately after the start
  - TkForge.exe (PID: 6616)
SUSPICIOUS
- Process drops legitimate windows executable
  - TkForge.exe (PID: 6616)
- Process drops python dynamic module
  - TkForge.exe (PID: 6616)
- Executable content was dropped or overwritten
  - TkForge.exe (PID: 6616)
- The process drops C-runtime libraries
  - TkForge.exe (PID: 6616)
- Application launched itself
  - TkForge.exe (PID: 6616)
- Loads Python modules
  - TkForge.exe (PID: 6372)
- Reads security settings of Internet Explorer
  - ShellExperienceHost.exe (PID: 1620)
INFO
- Checks supported languages
  - TkForge.exe (PID: 6616)
  - TkForge.exe (PID: 6372)
  - ShellExperienceHost.exe (PID: 1620)
- Create files in a temporary directory
  - TkForge.exe (PID: 6616)
- Reads the computer name
  - TkForge.exe (PID: 6616)
  - TkForge.exe (PID: 6372)
  - ShellExperienceHost.exe (PID: 1620)
- Checks proxy server information
  - TkForge.exe (PID: 6372)
  - slui.exe (PID: 6576)
- Reads the software policy settings
  - slui.exe (PID: 6576)

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	\|	InstallShield setup (57.6)
.exe	\|	Win64 Executable (generic) (36.9)
.exe	\|	Generic Win/DOS Executable (2.6)
.exe	\|	DOS Executable Generic (2.6)

EXIF

EXE

MachineType:	AMD AMD64
TimeStamp:	2024:06:17 11:51:35+00:00
ImageFileCharacteristics:	Executable, Large address aware
PEType:	PE32+
LinkerVersion:	14.37
CodeSize:	171008
InitializedDataSize:	177152
UninitializedDataSize:	-
EntryPoint:	0xc1a0
OSVersion:	5.2
ImageVersion:	-
SubsystemVersion:	5.2
Subsystem:	Windows GUI

No data.

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All screenshots are available in the full report

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Total processes

147

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

1620

"C:\WINDOWS\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca

C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe

—

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Shell Experience Host

Version:

10.0.19041.3758 (WinBuild.160101.0800)

Modules

Images
c:\windows\systemapps\shellexperiencehost_cw5n1h2txyewy\shellexperiencehost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\wincorlib.dll

6372

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

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

TkForge.exe

User:

admin

Integrity Level:

MEDIUM

Modules

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

6576

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

Exit code:

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

6616

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

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

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Modules

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

2 601

Read events

2 601

Write events

Delete events

Modification events

No data

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Executable files

Suspicious files

Text files

933

Unknown types

Dropped files

PID	Process	Filename		Type
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-interlocked-l1-1-0.dll		executable
		MD5:7C7B61FFA29209B13D2506418746780B	SHA256:C23FE8D5C3CA89189D11EC8DF983CC144D168CB54D9EAB5D9532767BCB2F1FA3
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\_queue.pyd		executable
		MD5:7F52EF40B083F34FD5E723E97B13382F	SHA256:3F8E7E6AA13B417ACC78B63434FB1144E6319A010A9FC376C54D6E69B638FE4C
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-heap-l1-1-0.dll		executable
		MD5:73433EBFC9A47ED16EA544DDD308EAF8	SHA256:C43075B1D2386A8A262DE628C93A65350E52EAE82582B27F879708364B978E29
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-namedpipe-l1-1-0.dll		executable
		MD5:B3F887142F40CB176B59E58458F8C46D	SHA256:8E015CDF2561450ED9A0773BE1159463163C19EAB2B6976155117D16C36519DA
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-file-l1-1-0.dll		executable
		MD5:0F7D418C05128246AFA335A1FB400CB9	SHA256:5C9BC70586AD538B0DF1FCF5D6F1F3527450AE16935AA34BD7EB494B4F1B2DB9
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-errorhandling-l1-1-0.dll		executable
		MD5:2DB5666D3600A4ABCE86BE0099C6B881	SHA256:46079C0A1B660FC187AAFD760707F369D0B60D424D878C57685545A3FCE95819
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-handle-l1-1-0.dll		executable
		MD5:D1DF480505F2D23C0B5C53DF2E0E2A1A	SHA256:0B3DFB8554EAD94D5DA7859A12DB353942406F9D1DFE3FAC3D48663C233EA99D
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-console-l1-1-0.dll		executable
		MD5:07EBE4D5CEF3301CCF07430F4C3E32D8	SHA256:8F8B79150E850ACC92FD6AAB614F6E3759BEA875134A62087D5DD65581E3001F
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-processenvironment-l1-1-0.dll		executable
		MD5:89F35CB1212A1FD8FBE960795C92D6E8	SHA256:058EB7CE88C22D2FF7D3E61E6593CA4E3D6DF449F984BF251D9432665E1517D1
6616	TkForge.exe	C:\Users\admin\AppData\Local\Temp\_MEI66162\api-ms-win-core-profile-l1-1-0.dll		executable
		MD5:8D12FFD920314B71F2C32614CC124FEC	SHA256:E63550608DD58040304EA85367E9E0722038BA8E7DC7BF9D91C4D84F0EC65887

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
3676	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
968	backgroundTaskHost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
5368	SearchApp.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D	unknown	—	—	whitelisted
4132	OfficeClickToRun.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D	unknown	—	—	whitelisted
4424	svchost.exe	GET	200	192.229.221.95:80	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	192.168.100.255:138	—	—	—	whitelisted
6572	svchost.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
—	—	131.253.33.254:443	a-ring-fallback.msedge.net	MICROSOFT-CORP-MSN-AS-BLOCK	US	unknown
—	—	95.100.146.19:443	www.bing.com	Akamai International B.V.	CZ	unknown
4028	slui.exe	40.91.76.224:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
6012	MoUsoCoreWorker.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
1560	RUXIMICS.exe	4.231.128.59:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
6564	slui.exe	40.91.76.224:443	—	MICROSOFT-CORP-MSN-AS-BLOCK	US	whitelisted
3952	svchost.exe	239.255.255.250:1900	—	—	—	whitelisted
4	System	192.168.100.255:137	—	—	—	whitelisted

DNS requests

Domain	IP	Reputation
t-ring-fdv2.msedge.net	13.107.237.254	unknown
settings-win.data.microsoft.com	4.231.128.59 20.73.194.208 51.104.136.2	whitelisted
a-ring-fallback.msedge.net	131.253.33.254	unknown
www.bing.com	95.100.146.19 95.100.146.33 95.100.146.35 95.100.146.25 95.100.146.16 95.100.146.18 95.100.146.32 95.100.146.10 95.100.146.27 95.100.146.17 95.100.146.40	whitelisted
google.com	142.250.185.78	whitelisted
fp-afd-nocache-ccp.azureedge.net	13.107.246.60	whitelisted
login.live.com	40.126.32.76 20.190.160.14 40.126.32.134 40.126.32.140 20.190.160.20 40.126.32.74 40.126.32.72 40.126.32.138 20.190.160.17 20.190.160.22 40.126.32.68	whitelisted
ocsp.digicert.com	192.229.221.95	whitelisted
fd.api.iris.microsoft.com	20.103.156.88 20.31.169.57	whitelisted
client.wns.windows.com	40.115.3.253	whitelisted

Threats

No threats detected

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No debug info

General Info

TkForge.exe

0BB3CFA296ECE78C0FD5EECDCB1DF2CB

67D992FF2AF497C984DF926EA60E92FC8124154B

0563553E8670846B2DE6FAB299C6B248C3C61F39C19A15AAC669586D2BA12EE3

98304:KrkPFDCpok2xumzy7266xKeXt5xUtQenoQHYCUcZ9wMK6Yrjcd3/dPtXJ6ylJ1j7:yNzM/rEEZIZQUICkzZ5j3

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

The process drops C-runtime libraries

Application launched itself

Loads Python modules

Reads security settings of Internet Explorer

INFO

Checks supported languages

Create files in a temporary directory

Reads the computer name

Checks proxy server information

Reads the software policy settings

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