File name:

WinFsp.rar

Full analysis: https://app.any.run/tasks/d68f2cbb-e1bf-4649-8fc3-441153883480
Verdict: Malicious activity
Analysis date: February 06, 2025, 10:22:25
OS: Windows 10 Professional (build: 19045, 64 bit)
Tags:
arch-exec
arch-doc
Indicators:
MIME: application/x-rar
File info: RAR archive data, v5
MD5:

83A46E941A3D46C7594A832895A2CB0D

SHA1:

0D3B1C44818135B187F1EBD18BAFBF785A0A7D54

SHA256:

6EEC3BCB409009FE680EF80E67830861A501D4ED667F9BBB269D07A4071DAAE8

SSDEEP:

49152:58OUVB0ibjnaVnqhKuPyvubCwgcbJQub9asMNBRT74satsSDeB4OU6l0iojnaxnx:58OUnatqwuPyihz9asEBh4satsSDeB4U

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

    • Drops a system driver (possible attempt to evade defenses)

      • WinRAR.exe (PID: 6632)

  • INFO

    • The sample compiled with english language support

      • WinRAR.exe (PID: 6632)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 6632)

    • Manual execution by a user

      • chrome.exe (PID: 396)

    • Application launched itself

      • chrome.exe (PID: 396)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.rar | RAR compressed archive (v5.0) (61.5)
.rar | RAR compressed archive (gen) (38.4)

EXIF

ZIP

FileVersion: RAR v5
CompressedSize: 575
UncompressedSize: 1234
OperatingSystem: Win32
ArchivedFileName: WinFsp/bin/diag.bat
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
143
Monitored processes
17
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
396"C:\Program Files\Google\Chrome\Application\chrome.exe" "--disable-features=OptimizationGuideModelDownloading,OptimizationHintsFetching,OptimizationTargetPrediction,OptimizationHints"C:\Program Files\Google\Chrome\Application\chrome.exe
explorer.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
556"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --disable-quic --no-appcompat-clear --mojo-platform-channel-handle=4800 --field-trial-handle=1900,i,18072926625474503427,6825546899556069718,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
3420"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1896 --field-trial-handle=1900,i,18072926625474503427,6825546899556069718,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:2C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
3608"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3368 --field-trial-handle=1900,i,18072926625474503427,6825546899556069718,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
3732"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3160 --field-trial-handle=1900,i,18072926625474503427,6825546899556069718,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
4144"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --disable-quic --no-appcompat-clear --mojo-platform-channel-handle=2336 --field-trial-handle=1900,i,18072926625474503427,6825546899556069718,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
4160"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --disable-quic --no-appcompat-clear --mojo-platform-channel-handle=5708 --field-trial-handle=1900,i,18072926625474503427,6825546899556069718,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
4392"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --disable-quic --no-appcompat-clear --mojo-platform-channel-handle=3420 --field-trial-handle=1900,i,18072926625474503427,6825546899556069718,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
4428"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=5632 --field-trial-handle=1900,i,18072926625474503427,6825546899556069718,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
5240"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Google\Chrome\User Data\Crashpad" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=122.0.6261.70 --initial-client-data=0x21c,0x220,0x224,0x1f8,0x228,0x7ff82149dc40,0x7ff82149dc4c,0x7ff82149dc58C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
122.0.6261.70
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
Total events
5 328
Read events
5 291
Write events
23
Delete events
14

Modification events

(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\preferences.zip
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\chromium_ext.zip
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\omni_23_10_2024_.zip
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\WinFsp.rar
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\DialogEditHistory\ExtrPath
Operation:delete valueName:15
Value:
(PID) Process:(6632) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\DialogEditHistory\ExtrPath
Operation:delete valueName:14
Value:
Executable files
32
Suspicious files
46
Text files
25
Unknown types
0

Dropped files

PID
Process
Filename
Type
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\diag.battext
MD5:7D1C785CDED53BEAF233E8A83F610011
SHA256:4B61AA03045E29D6A6C14FC74B202DA117287E6BDA9C797C3A5A090E19A94E16
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\launchctl-x64.exeexecutable
MD5:4905DF11E93DF0020F717D772384BF2B
SHA256:FEFAD8A815D540385490A6733943A2E2E47CDF1B9CFDCD9C34DE86D41ABF900A
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\winfsp-a64.dllexecutable
MD5:5FF69174A2C0E847FF9A9573D416887A
SHA256:98DADC5E948AB0D4DF9120F688F43D9888C7BAAF6BDB049A53203044E26AA832
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\launcher-x64.exeexecutable
MD5:857F701B0010936F024EB54ED78FC47C
SHA256:BFFF98D7FA2F431D334394DCDA70FC6B2BB9CD0D2098892A95FBC258D4EB36E0
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\winfsp-x64.sysexecutable
MD5:F5217D7A646A91B1B07DB9BF5F072AC5
SHA256:1C177E0EE8C16D44B79A8A87BA0431F41808D2003533F2576AB5E0633C42B900
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\winfsp-msil.dllexecutable
MD5:3F42CE8B308DA2FF7878D19016B81EA7
SHA256:60C50B3240BF34106FE5104C209ECC37EB302109FBC22C43B8ED0E43D86009A7
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\fsptool-x86.exeexecutable
MD5:539265AE8927AD354F2CB029FFE96D28
SHA256:98B4485F1C0BED48D27036B2876CF4775EB28D0923732F54905A6185AB51E056
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\winfsp-x86.sysexecutable
MD5:B7E4BE776BA7F75888EA8E05FA82451E
SHA256:8DACDC34A2FA93E56F480F115C8AE072F14A2AE0FAEEA92CB55E6ACA6BFE8E6A
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\winfsp-msil.xmlxml
MD5:CEFC04AE67C40A2B66847EDD89D88E74
SHA256:2727F977D7E6B14C8DE7F786BB1F6736E6BCCF18153E9704F99D75D85CCA9BB2
6632WinRAR.exeC:\Users\admin\AppData\Local\Temp\WinFsp\WinFsp\bin\winfsp-x86.dllexecutable
MD5:AADD9DBDCA9DB2795F018656E3F5ABE4
SHA256:A94C089285391BBFDE1C0A5EF29FA1F7FBC0331BDCF90336836DC0440035AC05
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
59
DNS requests
54
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1176
svchost.exe
GET
200
184.30.131.245:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
6236
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
6472
backgroundTaskHost.exe
GET
200
184.30.131.245:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D
unknown
—
—
whitelisted
4712
MoUsoCoreWorker.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
6236
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
—
—
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.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
192.168.100.255:138
—
—
—
whitelisted
4712
MoUsoCoreWorker.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
—
—
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
—
—
20.73.194.208:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
1176
svchost.exe
40.126.32.134:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
1176
svchost.exe
184.30.131.245:80
ocsp.digicert.com
AKAMAI-AS
US
whitelisted
1076
svchost.exe
23.35.238.131:443
go.microsoft.com
AKAMAI-AS
DE
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
5064
SearchApp.exe
92.123.104.26:443
www.bing.com
Akamai International B.V.
DE
whitelisted
4140
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted

DNS requests

Domain
IP
Reputation
www.microsoft.com
  • 23.35.229.160
whitelisted
login.live.com
  • 40.126.32.134
  • 20.190.160.65
  • 40.126.32.74
  • 20.190.160.17
  • 20.190.160.132
  • 20.190.160.64
  • 20.190.160.67
  • 20.190.160.3
whitelisted
go.microsoft.com
  • 23.35.238.131
whitelisted
www.bing.com
  • 92.123.104.26
  • 92.123.104.31
  • 92.123.104.38
  • 92.123.104.29
  • 92.123.104.37
  • 92.123.104.33
  • 92.123.104.32
  • 92.123.104.30
  • 92.123.104.35
whitelisted
settings-win.data.microsoft.com
  • 4.231.128.59
whitelisted
slscr.update.microsoft.com
  • 52.149.20.212
whitelisted
arc.msn.com
  • 20.223.35.26
whitelisted
ocsp.digicert.com
  • 184.30.131.245
whitelisted
fd.api.iris.microsoft.com
  • 20.74.47.205
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 40.69.42.241
whitelisted

Threats

No threats detected
No debug info
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Reports
WinFsp.rar