File name:

windows.zip

Full analysis: https://app.any.run/tasks/480976b7-568a-47e0-9e56-62d7bd8caf06
Verdict: Malicious activity
Threats:

Lynx is a double extortion ransomware: attackers encrypt important and sensitive data and demand a ransom for decryption simultaneously threatening to publish or sell the data. Active since mid-2024. Among techniques are terminating processes and services, privilege escalation, deleting shadow copies. Distribution by phishing, malvertising, exploiting vulnerabilities.

Malware Trends Tracker     >>>
Analysis date: October 18, 2024, 04:22:20
OS: Windows 11 Professional (build: 22000, 64 bit)
Tags:
arch-exec
lynx
ransomware
Indicators:
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract, compression method=deflate
MD5:

6CECEBC76EFD45FCFA7CFBEC5F383150

SHA1:

AA6808022D241E61C0571B428763D5AD8CA81918

SHA256:

F9BB467DDBC18ABA13667ABE99D2289D7C799C289AAE1158E8F7460531BD56B7

SSDEEP:

1536:cclte73+M7XLPAG1YDcsh7Knp+LTM+XIlE5dzWPxn6MPei9fAiE7RVjrU8odc:BlEDpb9YGALTtYlvxnMi4iAzjrFl

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

    • LYNX has been detected

      • windows.exe (PID: 4400)
      • ONENOTE.EXE (PID: 10708)

    • Renames files like ransomware

      • windows.exe (PID: 4400)

    • Scans artifacts that could help determine the target

      • ONENOTE.EXE (PID: 10708)

  • SUSPICIOUS

    • Creates file in the systems drive root

      • windows.exe (PID: 4400)

    • Reads the Internet Settings

      • printfilterpipelinesvc.exe (PID: 10512)
      • ONENOTE.EXE (PID: 10708)

    • Changes the desktop background image

      • windows.exe (PID: 4400)

    • Executes as Windows Service

      • FXSSVC.exe (PID: 10632)

    • Reads security settings of Internet Explorer

      • ONENOTE.EXE (PID: 10708)

    • Reads settings of System Certificates

      • ONENOTE.EXE (PID: 10708)

    • Reads the date of Windows installation

      • ONENOTE.EXE (PID: 10708)

    • Checks Windows Trust Settings

      • ONENOTE.EXE (PID: 10708)

  • INFO

    • Reads the computer name

      • windows.exe (PID: 4400)
      • ONENOTE.EXE (PID: 10708)

    • Checks supported languages

      • windows.exe (PID: 4400)
      • ONENOTE.EXE (PID: 10708)

    • Manual execution by a user

      • windows.exe (PID: 4400)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2364)

    • The process uses the downloaded file

      • WinRAR.exe (PID: 2364)

    • Creates files in the program directory

      • windows.exe (PID: 4400)
      • FXSSVC.exe (PID: 10632)

    • Reads the machine GUID from the registry

      • windows.exe (PID: 4400)
      • ONENOTE.EXE (PID: 10708)

    • Create files in a temporary directory

      • windows.exe (PID: 4400)
      • ONENOTE.EXE (PID: 10708)

    • Creates files or folders in the user directory

      • windows.exe (PID: 4400)
      • printfilterpipelinesvc.exe (PID: 10512)
      • ONENOTE.EXE (PID: 10708)

    • Reads security settings of Internet Explorer

      • printfilterpipelinesvc.exe (PID: 10512)

    • Disables trace logs

      • FXSSVC.exe (PID: 10632)

    • Reads Microsoft Office registry keys

      • ONENOTE.EXE (PID: 10708)

    • Reads Environment values

      • ONENOTE.EXE (PID: 10708)

    • Checks proxy server information

      • ONENOTE.EXE (PID: 10708)

    • Reads the software policy settings

      • ONENOTE.EXE (PID: 10708)

    • Reads CPU info

      • ONENOTE.EXE (PID: 10708)

    • Reads product name

      • ONENOTE.EXE (PID: 10708)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.zip | ZIP compressed archive (100)

EXIF

ZIP

ZipRequiredVersion: 788
ZipBitFlag: 0x0001
ZipCompression: Deflated
ZipModifyDate: 2024:10:13 15:23:30
ZipCRC: 0xf5162aaa
ZipCompressedSize: 89749
ZipUncompressedSize: 169472
ZipFileName: windows.exe
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
123
Monitored processes
8
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe rundll32.exe no specs #LYNX windows.exe no specs conhost.exe no specs printfilterpipelinesvc.exe no specs fxssvc.exe no specs #LYNX onenote.exe onenotem.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1588/tsrC:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE—ONENOTE.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Send to OneNote Tool
Version:
16.0.16626.20134
Modules
Images
c:\program files\microsoft office\root\office16\onenotem.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\common files\microsoft shared\clicktorun\appvisvsubsystems64.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\program files\common files\microsoft shared\clicktorun\c2r64.dll
c:\windows\system32\sechost.dll
c:\windows\system32\ole32.dll
1636\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—windows.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Console Window Host
Exit code:
0
Version:
10.0.22000.1 (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\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
2364"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\Desktop\windows.zipC:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
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\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
4400"C:\Users\admin\Desktop\windows\windows.exe" C:\Users\admin\Desktop\windows\windows.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\desktop\windows\windows.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64base.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64con.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
5056C:\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:
10.0.22000.1 (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\msvcp_win.dll
10512C:\Windows\system32\printfilterpipelinesvc.exe -EmbeddingC:\Windows\System32\printfilterpipelinesvc.exe—svchost.exe
User:
LOCAL SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Print Filter Pipeline Host
Exit code:
0
Version:
10.0.22000.653 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\printfilterpipelinesvc.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\user32.dll
c:\windows\system32\win32u.dll
10632C:\Windows\system32\fxssvc.exeC:\Windows\System32\FXSSVC.exe—services.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Fax Service
Version:
10.0.22000.795 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\fxssvc.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\shlwapi.dll
c:\windows\system32\gdi32.dll
10708/insertdoc "C:\Users\admin\AppData\Local\Microsoft\Windows\INetCache\{E5AAB9A9-B4D0-4721-AD51-DB1D713EE593}.xps" 133736990068350000C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
printfilterpipelinesvc.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft OneNote
Version:
16.0.16626.20134
Modules
Images
c:\program files\microsoft office\root\office16\onenote.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\gdi32.dll
c:\program files\common files\microsoft shared\clicktorun\appvisvsubsystems64.dll
Total events
15 785
Read events
15 581
Write events
191
Delete events
13

Modification events

(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\General
Operation:writeName:VerInfo
Value:
005B0500D962CB551521DB01
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Desktop\windows.zip
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\DialogEditHistory\ExtrPath
Operation:writeName:0
Value:
C:\Users\admin\Desktop\windows
(PID) Process:(2364) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface
Operation:writeName:ShowPassword
Value:
0
Executable files
2
Suspicious files
1 007
Text files
506
Unknown types
1

Dropped files

PID
Process
Filename
Type
2364WinRAR.exeC:\Users\admin\AppData\Roaming\WinRAR\version.datbinary
MD5:51FB42B8184FFF99A1F7B5CE6711906B
SHA256:57905F52B585B9D883F358DB9763C541A1A5A05811E02945D3356838324C81E9
4400windows.exeC:\ProgramData\Adobe\ARM\{291AA914-A987-4CE9-BD63-0C0A92D435E5}\README.txttext
MD5:6B28FE0629ADBB6F11208259FAA88489
SHA256:F3AD1045E0BE113922B41045C87003F864C0E79844B71CBB383ED4287C905FFB
4400windows.exeC:\ProgramData\Adobe\README.txttext
MD5:6B28FE0629ADBB6F11208259FAA88489
SHA256:F3AD1045E0BE113922B41045C87003F864C0E79844B71CBB383ED4287C905FFB
4400windows.exeC:\ProgramData\Adobe\ARM\Acrobat_22.003.20314\README.txttext
MD5:6B28FE0629ADBB6F11208259FAA88489
SHA256:F3AD1045E0BE113922B41045C87003F864C0E79844B71CBB383ED4287C905FFB
4400windows.exeC:\Users\admin\AppData\Local\VirtualStore\README.txttext
MD5:6B28FE0629ADBB6F11208259FAA88489
SHA256:F3AD1045E0BE113922B41045C87003F864C0E79844B71CBB383ED4287C905FFB
4400windows.exeC:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft\ClickToRun\MachineData\Catalog\Packages\{9AC08E99-230B-47E8-9721-4577B7F124EA}\{1A8308C7-90D1-4200-B16E-646F163A08E8}\Manifest.xml —
MD5:—
SHA256:—
4400windows.exeC:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft\README.txttext
MD5:6B28FE0629ADBB6F11208259FAA88489
SHA256:F3AD1045E0BE113922B41045C87003F864C0E79844B71CBB383ED4287C905FFB
4400windows.exeC:\ProgramData\Adobe\Temp\README.txttext
MD5:6B28FE0629ADBB6F11208259FAA88489
SHA256:F3AD1045E0BE113922B41045C87003F864C0E79844B71CBB383ED4287C905FFB
4400windows.exeC:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft\AppV\Setup\README.txttext
MD5:6B28FE0629ADBB6F11208259FAA88489
SHA256:F3AD1045E0BE113922B41045C87003F864C0E79844B71CBB383ED4287C905FFB
4400windows.exeC:\ProgramData\README.txttext
MD5:6B28FE0629ADBB6F11208259FAA88489
SHA256:F3AD1045E0BE113922B41045C87003F864C0E79844B71CBB383ED4287C905FFB
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
22
TCP/UDP connections
50
DNS requests
39
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
5060
smartscreen.exe
GET
304
199.232.214.172:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?d10e63853eea6c1a
unknown
—
—
whitelisted
5060
smartscreen.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
whitelisted
5060
smartscreen.exe
GET
200
204.79.197.203:80
http://oneocsp.microsoft.com/ocsp/MFQwUjBQME4wTDAJBgUrDgMCGgUABBTkdQGdwyPiJnQdbEA5B5X5BZZGLgQUO3DRU%2Bl2JZ1gqMpmD8abrm9UFmoCEzMAgi58WZZ1Doub1SAAAACCLnw%3D
unknown
—
—
whitelisted
6208
firefox.exe
POST
200
2.16.202.121:80
http://r10.o.lencr.org/
unknown
—
—
whitelisted
6208
firefox.exe
POST
200
2.16.202.121:80
http://r10.o.lencr.org/
unknown
—
—
whitelisted
6208
firefox.exe
POST
200
192.229.221.95:80
http://ocsp.digicert.com/
unknown
—
—
whitelisted
1140
svchost.exe
GET
304
199.232.214.172:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?6d709d11b7687aa8
unknown
—
—
whitelisted
1088
svchost.exe
POST
403
184.28.89.167:80
http://go.microsoft.com/fwlink/?LinkID=252669&clcid=0x409
unknown
—
—
whitelisted
1088
svchost.exe
POST
403
184.28.89.167:80
http://go.microsoft.com/fwlink/?LinkID=252669&clcid=0x409
unknown
—
—
whitelisted
1140
svchost.exe
GET
304
199.232.214.172:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?2e9603725ad2c005
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
—
—
52.109.32.97:443
officeclient.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
GB
whitelisted
—
—
192.168.100.255:137
—
—
—
whitelisted
—
—
4.231.128.59:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
5552
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
1296
svchost.exe
2.16.164.35:80
—
Akamai International B.V.
NL
unknown
5060
smartscreen.exe
48.209.180.244:443
checkappexec.microsoft.com
—
US
whitelisted
5060
smartscreen.exe
199.232.214.172:80
ctldl.windowsupdate.com
FASTLY
US
whitelisted
5060
smartscreen.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted
5060
smartscreen.exe
204.79.197.203:80
oneocsp.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
—
—
34.149.100.209:443
firefox.settings.services.mozilla.com
GOOGLE
US
whitelisted

DNS requests

Domain
IP
Reputation
officeclient.microsoft.com
  • 52.109.32.97
whitelisted
google.com
  • 142.250.185.142
whitelisted
checkappexec.microsoft.com
  • 48.209.180.244
whitelisted
ctldl.windowsupdate.com
  • 199.232.214.172
  • 199.232.210.172
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
oneocsp.microsoft.com
  • 204.79.197.203
whitelisted
firefox.settings.services.mozilla.com
  • 34.149.100.209
whitelisted
incoming.telemetry.mozilla.org
  • 34.120.208.123
whitelisted
telemetry-incoming.r53-2.services.mozilla.com
  • 34.120.208.123
whitelisted
prod.remote-settings.prod.webservices.mozgcp.net
  • 34.149.100.209
whitelisted

Threats

PID
Process
Class
Message
1296
svchost.exe
Misc activity
ET INFO Microsoft Connection Test
No debug info
Interactive malware hunting service ANY.RUN
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Reports
windows.zip