File name:

st-setup-1.8.16.exe

Full analysis: https://app.any.run/tasks/908779f2-2863-4a58-a4f5-d01048adb0b2
Verdict: Malicious activity
Analysis date: May 19, 2025, 09:45:05
OS: Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32+ executable (GUI) x86-64 (stripped to external PDB), for MS Windows, 9 sections
MD5:

9C42F5CCAE30AFC9C70C924D543924F8

SHA1:

4E3C555CFEE82D23ACFDDA4754C0870F455156E8

SHA256:

80B6573208F2179C97CE64FF731269E349A07A3969C1198BF5A9092C5A01555C

SSDEEP:

98304:J+dm8gYux7Ede4oqZSYVgnSoPV7dquc8GV+x7YjvyeSdRYTUhQ5WwwFPc7xqSG6i:PvI2akT6ZJJW6dEQK

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.

  • MALICIOUS

    No malicious indicators.

  • SUSPICIOUS

    • The process creates files with name similar to system file names

      • st-setup-1.8.16.exe (PID: 5232)

    • Executable content was dropped or overwritten

      • st-setup-1.8.16.exe (PID: 5232)

    • Malware-specific behavior (creating "System.dll" in Temp)

      • st-setup-1.8.16.exe (PID: 5232)

    • Process drops legitimate windows executable

      • st-setup-1.8.16.exe (PID: 5232)

    • Creates a software uninstall entry

      • st-setup-1.8.16.exe (PID: 5232)

    • Uses ICACLS.EXE to modify access control lists

      • st-setup-1.8.16.exe (PID: 5232)

    • Explorer used for Indirect Command Execution

      • explorer.exe (PID: 2388)

    • The process drops C-runtime libraries

      • st-setup-1.8.16.exe (PID: 5232)

    • Starts CMD.EXE for commands execution

      • explorer.exe (PID: 1936)

    • Executing commands from a ".bat" file

      • explorer.exe (PID: 1936)

    • There is functionality for taking screenshot (YARA)

      • SteamTools.exe (PID: 1652)

  • INFO

    • Reads the computer name

      • st-setup-1.8.16.exe (PID: 5232)
      • SteamTools.exe (PID: 1652)

    • Checks supported languages

      • st-setup-1.8.16.exe (PID: 5232)
      • SteamTools.exe (PID: 1652)
      • SteamTools.exe (PID: 5528)

    • Creates files in the program directory

      • st-setup-1.8.16.exe (PID: 5232)

    • The sample compiled with english language support

      • st-setup-1.8.16.exe (PID: 5232)

    • Create files in a temporary directory

      • st-setup-1.8.16.exe (PID: 5232)

    • Creates files or folders in the user directory

      • st-setup-1.8.16.exe (PID: 5232)

    • Reads security settings of Internet Explorer

      • explorer.exe (PID: 1936)

    • Checks proxy server information

      • SteamTools.exe (PID: 1652)

    • Manual execution by a user

      • SteamTools.exe (PID: 5528)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

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

EXIF

EXE

MachineType: AMD AMD64
TimeStamp: 2025:02:08 08:30:59+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, Large address aware, No debug
PEType: PE32+
LinkerVersion: 2.38
CodeSize: 36352
InitializedDataSize: 51200
UninitializedDataSize: 246784
EntryPoint: 0x4560
OSVersion: 5.1
ImageVersion: 6
SubsystemVersion: 5.1
Subsystem: Windows GUI
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
150
Monitored processes
13
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start st-setup-1.8.16.exe icacls.exe no specs conhost.exe no specs icacls.exe no specs conhost.exe no specs explorer.exe no specs explorer.exe no specs cmd.exe no specs conhost.exe no specs steamtools.exe slui.exe no specs steamtools.exe no specs st-setup-1.8.16.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1652"C:\Program Files\SteamTools\SteamTools.exe" C:\Program Files\SteamTools\SteamTools.exe
cmd.exe
User:
admin
Company:
steamtools.net
Integrity Level:
MEDIUM
Description:
Steamtools
Version:
1.8.1.5
Modules
Images
c:\program files\steamtools\steamtools.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
1936C:\WINDOWS\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -EmbeddingC:\Windows\explorer.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
10.0.19041.3758 (WinBuild.160101.0800)
Modules
Images
c:\windows\explorer.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\shcore.dll
2388"C:\WINDOWS\explorer.exe" "C:\Users\admin\AppData\Local\Temp\SteamTools_launcher.bat"C:\Windows\explorer.exe—st-setup-1.8.16.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Explorer
Exit code:
1
Version:
10.0.19041.3758 (WinBuild.160101.0800)
Modules
Images
c:\windows\explorer.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
3624\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Console Window Host
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
3740C:\WINDOWS\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\SteamTools_launcher.bat" "C:\Windows\System32\cmd.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
1
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\cmdext.dll
c:\windows\system32\advapi32.dll
3864\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—icacls.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Console Window Host
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
3976"C:\Users\admin\AppData\Local\Temp\st-setup-1.8.16.exe" C:\Users\admin\AppData\Local\Temp\st-setup-1.8.16.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\appdata\local\temp\st-setup-1.8.16.exe
c:\windows\system32\ntdll.dll
4864icacls "C:\Program Files\SteamTools\*.*" /grant:r "*S-1-5-32-545:(OI)(CI)F"C:\Windows\System32\icacls.exe—st-setup-1.8.16.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\icacls.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
5232"C:\Users\admin\AppData\Local\Temp\st-setup-1.8.16.exe" C:\Users\admin\AppData\Local\Temp\st-setup-1.8.16.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\st-setup-1.8.16.exe
c:\windows\system32\ntdll.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
c:\windows\system32\bcrypt.dll
5480icacls "C:\Program Files\SteamTools" /grant:r "*S-1-5-32-545:(OI)(CI)F" /TC:\Windows\System32\icacls.exe—st-setup-1.8.16.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\icacls.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
Total events
1 842
Read events
1 828
Write events
14
Delete events
0

Modification events

(PID) Process:(5232) st-setup-1.8.16.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SteamTools
Operation:writeName:DisplayName
Value:
SteamTools
(PID) Process:(5232) st-setup-1.8.16.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SteamTools
Operation:writeName:UninstallString
Value:
"C:\Program Files\SteamTools\Uninstall.exe"
(PID) Process:(5232) st-setup-1.8.16.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SteamTools
Operation:writeName:QuietUninstallString
Value:
"C:\Program Files\SteamTools\Uninstall.exe" /S
(PID) Process:(5232) st-setup-1.8.16.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SteamTools
Operation:writeName:InstallLocation
Value:
C:\Program Files\SteamTools
(PID) Process:(5232) st-setup-1.8.16.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SteamTools
Operation:writeName:DisplayIcon
Value:
C:\Program Files\SteamTools\SteamTools.exe,0
(PID) Process:(5232) st-setup-1.8.16.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SteamTools
Operation:writeName:NoModify
Value:
1
(PID) Process:(5232) st-setup-1.8.16.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SteamTools
Operation:writeName:NoRepair
Value:
1
(PID) Process:(5232) st-setup-1.8.16.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\SteamTools
Operation:writeName:Language
Value:
1033
(PID) Process:(1936) explorer.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:SlowContextMenuEntries
Value:
6024B221EA3A6910A2DC08002B30309D0A010000BD0E0C47735D584D9CEDE91E22E23282770100000114020000000000C0000000000000468D0000006078A409B011A54DAFA526D86198A780390100009AD298B2EDA6DE11BA8CA68E55D895936E000000
(PID) Process:(1652) SteamTools.exeKey:HKEY_CURRENT_USER\SOFTWARE\Valve\Steamtools
Operation:writeName:fScreenIndex
Value:
0
Executable files
17
Suspicious files
3
Text files
3
Unknown types
0

Dropped files

PID
Process
Filename
Type
5232st-setup-1.8.16.exeC:\Users\admin\AppData\Local\Temp\nsa5D54.tmp\modern-header.bmpimage
MD5:F1928D020EBD3BF2C54FB46B3253F2A9
SHA256:A928EDA70352B4BF7FE85EBEE91B1CA819AD78A4DBA4547B95A1A3FFF51F89DD
5232st-setup-1.8.16.exeC:\Users\admin\AppData\Local\Temp\nsa5D54.tmp\System.dllexecutable
MD5:E74573CE106DD95B148BB8B1EF8E3418
SHA256:D12BC87BF84C51C13F0877949BCD719C5B90D9DF8658A2F8036DDC262CB0D87B
5232st-setup-1.8.16.exeC:\Users\admin\AppData\Local\Temp\nsa5D54.tmp\nsDialogs.dllexecutable
MD5:9CBB2C67258DF6CFC08E060BD8AB8309
SHA256:4AEC3A5A78295861C8AD96B70B0520C541EA4DF60651615802AD066780CE2296
5232st-setup-1.8.16.exeC:\Program Files\SteamTools\Qt5Network.dllexecutable
MD5:3569693D5BAE82854DE1D88F86C33184
SHA256:4EF341AE9302E793878020F0740B09B0F31CB380408A697F75C69FDBD20FC7A1
5232st-setup-1.8.16.exeC:\Users\admin\AppData\Local\Temp\nsl5D44.tmp —
MD5:—
SHA256:—
5232st-setup-1.8.16.exeC:\Program Files\SteamTools\Qt5Core.dllexecutable
MD5:817520432A42EFA345B2D97F5C24510E
SHA256:8D2FF4CE9096DDCCC4F4CD62C2E41FC854CFD1B0D6E8D296645A7F5FD4AE565A
5232st-setup-1.8.16.exeC:\Program Files\SteamTools\Qt5Gui.dllexecutable
MD5:47307A1E2E9987AB422F09771D590FF1
SHA256:5E7D2D41B8B92A880E83B8CC0CA173F5DA61218604186196787EE1600956BE1E
5232st-setup-1.8.16.exeC:\Program Files\SteamTools\Qt5Widgets.dllexecutable
MD5:4CD1F8FDCD617932DB131C3688845EA8
SHA256:3788C669D4B645E5A576DE9FC77FCA776BF516D43C89143DC2CA28291BA14358
5232st-setup-1.8.16.exeC:\Program Files\SteamTools\Qt5Svg.dllexecutable
MD5:03761F923E52A7269A6E3A7452F6BE93
SHA256:7348CFC6444438B8845FB3F59381227325D40CA2187D463E82FC7B8E93E38DB5
5232st-setup-1.8.16.exeC:\Program Files\SteamTools\msvcp140.dllexecutable
MD5:BA72C2F6F465926980ADC2FB7F8B3490
SHA256:86881A7054532019291C162F0A8177980C1C2B45490F7E88543F22915D08D9FF
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
23
DNS requests
18
Threats
3

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1268
svchost.exe
GET
200
23.53.40.178:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
1268
svchost.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
1652
SteamTools.exe
GET
302
122.188.45.51:80
http://new-service.biliapi.net/picture/chatres/update/version2.txt
unknown
—
—
unknown
2464
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
2464
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
6748
svchost.exe
GET
200
2.17.190.73:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
1652
SteamTools.exe
GET
200
8.133.135.83:80
http://stools.oss-cn-shanghai.aliyuncs.com/version2.txt
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
192.168.100.255:137
—
—
—
whitelisted
684
RUXIMICS.exe
4.231.128.59:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1268
svchost.exe
4.231.128.59:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
5944
MoUsoCoreWorker.exe
4.231.128.59:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
1268
svchost.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1268
svchost.exe
23.53.40.178:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
1268
svchost.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
1652
SteamTools.exe
122.188.45.51:80
new-service.biliapi.net
CHINA UNICOM China169 Backbone
CN
unknown
1652
SteamTools.exe
8.133.135.83:80
stools.oss-cn-shanghai.aliyuncs.com
Hangzhou Alibaba Advertising Co.,Ltd.
CN
unknown

DNS requests

Domain
IP
Reputation
google.com
  • 142.250.186.174
whitelisted
settings-win.data.microsoft.com
  • 51.104.136.2
  • 40.127.240.158
whitelisted
crl.microsoft.com
  • 23.53.40.178
  • 23.53.40.176
whitelisted
www.microsoft.com
  • 23.35.229.160
  • 95.101.149.131
whitelisted
steamtools.info
  • —
unknown
new-service.biliapi.net
  • 122.188.45.51
  • 59.83.212.226
  • 116.196.150.249
  • 116.153.3.100
  • 101.72.254.91
  • 119.167.249.58
  • 122.188.44.139
  • 122.188.45.182
  • 122.192.127.62
  • 60.221.17.73
  • 122.188.45.140
  • 122.188.44.51
unknown
stools.oss-cn-shanghai.aliyuncs.com
  • 8.133.135.83
unknown
slscr.update.microsoft.com
  • 20.109.210.53
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 20.242.39.171
whitelisted
login.live.com
  • 20.190.159.4
  • 20.190.159.129
  • 20.190.159.0
  • 20.190.159.23
  • 40.126.31.2
  • 40.126.31.69
  • 20.190.159.71
  • 40.126.31.67
whitelisted

Threats

PID
Process
Class
Message
1652
SteamTools.exe
Misc activity
INFO [ANY.RUN] USER_AGENTS Suspicious User-Agent (Mozilla/5.0)
2200
svchost.exe
Misc activity
ET INFO DNS Query to Alibaba Cloud CDN Domain (aliyuncs .com)
1652
SteamTools.exe
Misc activity
INFO [ANY.RUN] USER_AGENTS Suspicious User-Agent (Mozilla/5.0)
Process
Message
SteamTools.exe
"steamPath:"
SteamTools.exe
?????????????? "Host steamtools.info not found"
SteamTools.exe
?????????????? "Unknown error"
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Reports
st-setup-1.8.16.exe