File name:

XtremeShell-main.zip

Full analysis: https://app.any.run/tasks/f6aff901-bec9-4de0-bd05-2a7e77e79177
Verdict: Malicious activity
Analysis date: July 01, 2025, 17:18:39
OS: Windows 10 Professional (build: 19044, 64 bit)
Tags:
arch-exec
arch-scr
Indicators:
MIME: application/zip
File info: Zip archive data, at least v1.0 to extract, compression method=store
MD5:

6ECF0E0D5AB7D64B820B263896D17CCB

SHA1:

A6860CA66AD1C9E1981647F486E80691CAC4E762

SHA256:

5071589165B65D73ABE2C864127086C3C43CD0EAADE158C990111B4AB8C0AE17

SSDEEP:

98304:3zXAxyUAcip/DCOJv76r74Zg8IWBNBrBMAZA5C3ctwVQ1fNJqH5dE5aWdL/IKY3v:3KMR8or7pevwwsdmOX

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

    • Generic archive extractor

      • WinRAR.exe (PID: 2976)

    • Bypass execution policy to execute commands

      • powershell.exe (PID: 4916)

    • Dynamically loads an assembly (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Downloads the requested resource (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Script downloads file (POWERSHELL)

      • powershell.exe (PID: 4916)

  • SUSPICIOUS

    • Uses sleep to delay execution (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Uses base64 encoding (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Extracts files to a directory (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Gets or sets the security protocol (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Reads security settings of Internet Explorer

      • ShellExperienceHost.exe (PID: 1976)

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

      • powershell.exe (PID: 4916)

    • Drops 7-zip archiver for unpacking

      • powershell.exe (PID: 4916)

    • Gets path to any of the special folders (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Gets file extension (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Executable content was dropped or overwritten

      • powershell.exe (PID: 4916)

    • Creates a directory (POWERSHELL)

      • powershell.exe (PID: 4916)

  • INFO

    • Manual execution by a user

      • powershell.exe (PID: 4916)

    • Disables trace logs

      • powershell.exe (PID: 4916)

    • Checks whether the specified file exists (POWERSHELL)

      • powershell.exe (PID: 4916)

    • Reads the computer name

      • ShellExperienceHost.exe (PID: 1976)

    • Checks proxy server information

      • powershell.exe (PID: 4916)

    • Checks supported languages

      • ShellExperienceHost.exe (PID: 1976)

    • Checks if a key exists in the options dictionary (POWERSHELL)

      • powershell.exe (PID: 4916)

    • The sample compiled with english language support

      • powershell.exe (PID: 4916)

    • Creates files in the program directory

      • powershell.exe (PID: 4916)

    • Script raised an exception (POWERSHELL)

      • powershell.exe (PID: 4916)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.xpi | Mozilla Firefox browser extension (66.6)
.zip | ZIP compressed archive (33.3)

EXIF

ZIP

ZipRequiredVersion: 10
ZipBitFlag: -
ZipCompression: None
ZipModifyDate: 2025:05:06 07:28:36
ZipCRC: 0x00000000
ZipCompressedSize: -
ZipUncompressedSize: -
ZipFileName: XtremeShell-main/
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
148
Monitored processes
8
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe no specs rundll32.exe no specs powershell.exe conhost.exe no specs shellexperiencehost.exe no specs setx.exe no specs setx.exe no specs slui.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
424C:\WINDOWS\System32\slui.exe -EmbeddingC:\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
1976"C:\WINDOWS\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mcaC:\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
2464"C:\WINDOWS\System32\setx.exe" ChocolateyLastPathUpdate 133958639543030993C:\Windows\System32\setx.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Setx - Sets environment variables
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\setx.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\ws2_32.dll
2976"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\AppData\Local\Temp\XtremeShell-main.zipC:\Program Files\WinRAR\WinRAR.exe—explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\ucrtbase.dll
3608"C:\WINDOWS\System32\setx.exe" ChocolateyLastPathUpdate 133958639549903911C:\Windows\System32\setx.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Setx - Sets environment variables
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\setx.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\ws2_32.dll
4916"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep bypass "C:\Users\admin\Desktop\XtremeShell-main\xtremeshell.ps1"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows PowerShell
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\windowspowershell\v1.0\powershell.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
6472\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—powershell.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
7080C:\WINDOWS\System32\rundll32.exe C:\WINDOWS\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -EmbeddingC:\Windows\System32\rundll32.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\rundll32.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\shcore.dll
c:\windows\system32\imagehlp.dll
Total events
13 483
Read events
13 460
Write events
22
Delete events
1

Modification events

(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\preferences.zip
(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\chromium_ext.zip
(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\omni_23_10_2024_.zip
(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\XtremeShell-main.zip
(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2976) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\Interface\MainWin
Operation:writeName:Placement
Value:
2C0000000000000001000000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF3D0000002D000000FD03000016020000
(PID) Process:(4916) powershell.exeKey:HKEY_CURRENT_USER\Environment
Operation:delete valueName:ChocolateyInstall
Value:
Executable files
7
Suspicious files
6
Text files
71
Unknown types
0

Dropped files

PID
Process
Filename
Type
2976WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2976.14354\XtremeShell-main\xtremeshell.ps1 —
MD5:—
SHA256:—
4916powershell.exeC:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_bmhsu5hc.mbe.psm1text
MD5:D17FE0A3F47BE24A6453E9EF58C94641
SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
2976WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2976.14354\XtremeShell-main\brand\background.pngimage
MD5:9CB41D81D097E77E839D300B1A020DC8
SHA256:70A5CF0F5F23B5C47043602878EFD713D46D22281111C6944ADE6AD40DFC50CE
2976WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2976.14354\XtremeShell-main\README.mdtext
MD5:5B7437B816782CCFE2B63DD8B48F4F03
SHA256:1BCEBA2A4DC1195A598ABC8AAA2DA0E8B4290508FF82F9FEE2A02A808D44B8D9
2976WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2976.14354\XtremeShell-main\script.psftext
MD5:04B9B9B42D521B90F6F88824BE740E6A
SHA256:A437967E19924FBF54746A858DC277239ED9A1BC377922B84E28816FC70B17FA
4916powershell.exeC:\Users\admin\AppData\Local\Temp\chocolatey\chocoInstall\tools\chocolateysetup.psm1text
MD5:D082F6FA1357886CA99CFD9EB03FAA04
SHA256:FB8E51208A641C5BEF628629BADAE9E3530A7D71495687BBA75EF88473C64026
4916powershell.exeC:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_cflvjtb3.bca.ps1text
MD5:D17FE0A3F47BE24A6453E9EF58C94641
SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
4916powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-msbinary
MD5:F1813D23F957B668E1641CFAE229C3A3
SHA256:1633719016EB603F5E267E48AE7DF2EC9036A837C1E119B18B6FF35EFAE3665B
2976WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2976.14354\XtremeShell-main\scripts\EdgeUninstall.battext
MD5:3F7AC52CEA97B7386E25F3AFEC4823AD
SHA256:26414B12D023D09184027521BE13E8DECE829015D60EAB92849D4AC125F49361
4916powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\SDTU5TCF6K55M0YHAZGW.tempbinary
MD5:F1813D23F957B668E1641CFAE229C3A3
SHA256:1633719016EB603F5E267E48AE7DF2EC9036A837C1E119B18B6FF35EFAE3665B
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
22
DNS requests
18
Threats
8

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1268
svchost.exe
GET
200
2.20.245.137:80
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
2524
svchost.exe
GET
200
2.23.77.188:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
4788
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
—
—
whitelisted
4788
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.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
4
System
192.168.100.255:137
—
—
—
whitelisted
1268
svchost.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
5944
MoUsoCoreWorker.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
6828
RUXIMICS.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
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
2.20.245.137:80
crl.microsoft.com
Akamai International B.V.
NL
whitelisted
1268
svchost.exe
95.101.149.131:80
www.microsoft.com
Akamai International B.V.
NL
whitelisted
2524
svchost.exe
40.126.32.74:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
2524
svchost.exe
2.23.77.188:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 20.73.194.208
  • 51.104.136.2
  • 51.124.78.146
whitelisted
google.com
  • 142.250.185.206
whitelisted
crl.microsoft.com
  • 2.20.245.137
  • 2.20.245.139
whitelisted
www.microsoft.com
  • 95.101.149.131
  • 23.35.229.160
whitelisted
login.live.com
  • 40.126.32.74
  • 20.190.160.67
  • 20.190.160.20
  • 20.190.160.130
  • 40.126.32.133
  • 40.126.32.72
  • 20.190.160.66
  • 20.190.160.128
whitelisted
ocsp.digicert.com
  • 2.23.77.188
whitelisted
nexusrules.officeapps.live.com
  • 52.111.229.19
whitelisted
community.chocolatey.org
  • 104.18.20.76
  • 104.18.21.76
whitelisted
packages.chocolatey.org
  • 104.18.20.76
  • 104.18.21.76
whitelisted
slscr.update.microsoft.com
  • 20.12.23.50
whitelisted

Threats

PID
Process
Class
Message
—
—
Unknown Traffic
ET USER_AGENTS Microsoft Dr Watson User-Agent (MSDW)
4916
powershell.exe
Potentially Bad Traffic
ET INFO Observed Chocolatey Windows Package Management Domain (chocolatey .org in TLS SNI)
—
—
Potentially Bad Traffic
ET INFO Chocolatey Windows Package Management Installation File Retrieval
—
—
Potentially Bad Traffic
ET INFO PS1 Powershell File Request
—
—
Potentially Bad Traffic
ET HUNTING Generic Powershell DownloadString Command
—
—
Potentially Bad Traffic
ET HUNTING Generic Powershell DownloadFile Command
—
—
Potentially Bad Traffic
ET HUNTING PowerShell DownloadString Command Common In Powershell Stagers
—
—
Potentially Bad Traffic
ET HUNTING PowerShell DownloadFile Command Common In Powershell Stagers
Process
Message
powershell.exe
PID=4916 TID=5708 DISM API requires elevation - DismInitializeInternal(hr:0x800702e4)
powershell.exe
PID=4916 TID=5708 Leave DismInitializeInternal - DismInitializeInternal
powershell.exe
PID=4916 TID=5708 DISM API requires elevation - DismInitializeInternal(hr:0x800702e4)
powershell.exe
PID=4916 TID=5708 Leave DismInitializeInternal - DismInitializeInternal
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Reports
XtremeShell-main.zip