File name:

OInstall_x64.exe

Full analysis: https://app.any.run/tasks/d87cf306-6678-4707-a5aa-f11135b89bad
Verdict: Malicious activity
Analysis date: July 18, 2025, 10:38:57
OS: Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32+ executable (GUI) x86-64, for MS Windows, 7 sections
MD5:

A3E624E871B3AAB47B569B42D424A94E

SHA1:

F0516F374A08F0E1953C011746EC3704C02FC09E

SHA256:

A72A7E24885C82B720E7D33E496370AB4B4A1D1E43FC45A97DBF4642F8CD24F8

SSDEEP:

98304:gF/qluhzKtHucp+r4laH0hWD9yfsIB+O7xEjIA6aKJqMBO4dtiBmqHcJ5Foj/HdW:diBi7YiGfBIzS

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

    • Uses WMIC.EXE to add exclusions to the Windows Defender

      • cmd.exe (PID: 6540)
      • cmd.exe (PID: 1512)

    • Script downloads file (POWERSHELL)

      • powershell.exe (PID: 3740)

  • SUSPICIOUS

    • Found strings related to reading or modifying Windows Defender settings

      • OInstall_x64.exe (PID: 4800)

    • Uses REG/REGEDIT.EXE to modify registry

      • OInstall_x64.exe (PID: 4800)

    • Starts CMD.EXE for commands execution

      • OInstall_x64.exe (PID: 4800)

    • Executable content was dropped or overwritten

      • OInstall_x64.exe (PID: 4800)
      • files.dat (PID: 1180)

    • Starts application with an unusual extension

      • cmd.exe (PID: 6212)

    • Process drops legitimate windows executable

      • files.dat (PID: 1180)

    • Drops 7-zip archiver for unpacking

      • OInstall_x64.exe (PID: 4800)

    • The process drops C-runtime libraries

      • files.dat (PID: 1180)

    • Executes script without checking the security policy

      • powershell.exe (PID: 3740)

    • The process bypasses the loading of PowerShell profile settings

      • OInstall_x64.exe (PID: 4800)

    • Probably download files using WebClient

      • OInstall_x64.exe (PID: 4800)

    • Starts POWERSHELL.EXE for commands execution

      • OInstall_x64.exe (PID: 4800)

  • INFO

    • Reads Microsoft Office registry keys

      • OInstall_x64.exe (PID: 4800)

    • Checks supported languages

      • OInstall_x64.exe (PID: 4800)
      • files.dat (PID: 1180)

    • Reads Environment values

      • OInstall_x64.exe (PID: 4800)

    • Reads security settings of Internet Explorer

      • WMIC.exe (PID: 760)
      • WMIC.exe (PID: 2964)

    • The sample compiled with english language support

      • OInstall_x64.exe (PID: 4800)
      • files.dat (PID: 1180)

    • Reads the computer name

      • OInstall_x64.exe (PID: 4800)

    • Disables trace logs

      • powershell.exe (PID: 3740)

    • Checks proxy server information

      • powershell.exe (PID: 3740)
      • slui.exe (PID: 6840)

    • Reads the software policy settings

      • slui.exe (PID: 6840)
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) (76.4)
.exe | Win32 Executable (generic) (12.4)
.exe | Generic Win/DOS Executable (5.5)
.exe | DOS Executable Generic (5.5)

EXIF

EXE

MachineType: AMD AMD64
TimeStamp: 2024:09:27 14:08:40+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, Large address aware
PEType: PE32+
LinkerVersion: 2.5
CodeSize: 1468416
InitializedDataSize: 16927744
UninitializedDataSize: -
EntryPoint: 0x1000
OSVersion: 5
ImageVersion: -
SubsystemVersion: 5
Subsystem: Windows GUI
FileVersionNumber: 7.7.7.7
ProductVersionNumber: 7.7.7.7
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Unknown (0)
ObjectFileType: Unknown
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
ProductName: Office 2013-2024 C2R Install
FileDescription: Office 2013-2024 C2R Install
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
151
Monitored processes
16
Malicious processes
1
Suspicious processes
2

Behavior graph

Click at the process to see the details
start oinstall_x64.exe cmd.exe no specs conhost.exe no specs reg.exe no specs conhost.exe no specs wmic.exe no specs cmd.exe no specs conhost.exe no specs files.dat cmd.exe no specs conhost.exe no specs wmic.exe no specs powershell.exe conhost.exe no specs slui.exe oinstall_x64.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
760WMIC /NAMESPACE:\\root\Microsoft\Windows\Defender PATH MSFT_MpPreference call Add ExclusionPath="C:\Users\admin\Desktop\OInstall_x64.exe"C:\Windows\System32\wbem\WMIC.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
WMI Commandline Utility
Exit code:
2147749889
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\wbem\wmic.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\iphlpapi.dll
c:\windows\system32\framedynos.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
1180files.dat -y -pkmsautoC:\Users\admin\Desktop\files\files.dat
cmd.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\desktop\files\files.dat
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\oleaut32.dll
1512"C:\WINDOWS\System32\cmd.exe" /c WMIC /NAMESPACE:\\root\Microsoft\Windows\Defender PATH MSFT_MpPreference call Add ExclusionPath="C:\Users\admin\Desktop\files"C:\Windows\System32\cmd.exe—OInstall_x64.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
2147749889
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\apphelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll
1828\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—cmd.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
1936"C:\WINDOWS\System32\reg.exe" add "HKLM\SOFTWARE\Microsoft\Windows Script Host\Settings" /v Enabled /t REG_DWORD /d 1 /fC:\Windows\System32\reg.exe—OInstall_x64.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\reg.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
2964WMIC /NAMESPACE:\\root\Microsoft\Windows\Defender PATH MSFT_MpPreference call Add ExclusionPath="C:\Users\admin\Desktop\files"C:\Windows\System32\wbem\WMIC.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
WMI Commandline Utility
Exit code:
2147749889
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\wbem\wmic.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\iphlpapi.dll
c:\windows\system32\framedynos.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
3580"C:\Users\admin\Desktop\OInstall_x64.exe" C:\Users\admin\Desktop\OInstall_x64.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Office 2013-2024 C2R Install
Exit code:
3221226540
Modules
Images
c:\users\admin\desktop\oinstall_x64.exe
c:\windows\system32\ntdll.dll
3624\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—powershell.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
3740"powershell" -nop -command "& { (New-Object Net.WebClient).DownloadFile('https://mrodevicemgr.officeapps.live.com/mrodevicemgrsvc/api/v2/C2RReleaseData', 'C:\Users\admin\AppData\Local\Temp\ver.txt') }"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
OInstall_x64.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
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\apphelp.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
4800"C:\Users\admin\Desktop\OInstall_x64.exe" C:\Users\admin\Desktop\OInstall_x64.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Description:
Office 2013-2024 C2R Install
Modules
Images
c:\users\admin\desktop\oinstall_x64.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\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\gdi32full.dll
Total events
10 201
Read events
10 198
Write events
3
Delete events
0

Modification events

(PID) Process:(1936) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Script Host\Settings
Operation:writeName:Enabled
Value:
1
(PID) Process:(4800) OInstall_x64.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:Browse For Folder Width
Value:
318
(PID) Process:(4800) OInstall_x64.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:Browse For Folder Height
Value:
288
Executable files
6
Suspicious files
1
Text files
6
Unknown types
0

Dropped files

PID
Process
Filename
Type
1180files.datC:\Users\admin\Desktop\files\Uninstall.xmltext
MD5:364F86F97324EA82FE0D142CD01CF6DD
SHA256:09D5B42140BAB13165BA97FBD0E77792304C3C93555BE02C3DCE21A7A69C66DD
4800OInstall_x64.exeC:\Users\admin\Desktop\files\files.datexecutable
MD5:BB5569B15D68C10B7FF2D96B45825120
SHA256:4E3B13B56BEC0E41778E6506430282BBBD75CCAA600FD4B645CE37DD95B44C8E
1180files.datC:\Users\admin\Desktop\files\x86\cleanospp.exeexecutable
MD5:98821A7A5737D656633D10A3AFB724BD
SHA256:04BA4487F95290E0B0557B44300C18F637FBAF0872EE96E3111013B8A1539F25
4800OInstall_x64.exeC:\Users\admin\Desktop\files\Configure.xmltext
MD5:46C7CEAD7726B1530BB4C096A648137E
SHA256:BF9CA6C946B42346C8E4B5B1EDCEAA9385069F680F53BEA30C9B16529C39EA8B
3740powershell.exeC:\Users\admin\AppData\Local\Temp\ver.txttext
MD5:3B89B55193BB262D11A3C8AF6F294594
SHA256:C2CFA4944F608BCFB0CDFD225B854DEAC3D3B0A4E104B04748D22D4C5A5D29B1
3740powershell.exeC:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_yaz4bf3n.5ru.ps1text
MD5:D17FE0A3F47BE24A6453E9EF58C94641
SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
1180files.datC:\Users\admin\Desktop\files\x64\msvcr100.dllexecutable
MD5:DF3CA8D16BDED6A54977B30E66864D33
SHA256:1D1A1AE540BA132F998D60D3622F0297B6E86AE399332C3B47462D7C0F560A36
3740powershell.exeC:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_uwmmjgkk.1t3.psm1text
MD5:D17FE0A3F47BE24A6453E9EF58C94641
SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
1180files.datC:\Users\admin\Desktop\files\x64\cleanospp.exeexecutable
MD5:D3467CB7B83B654C2D05407DC7BA2360
SHA256:EDF85F4E2EF1A427B34265A22F261D664EC78DE90C3B5DA4174EF28558C8522A
1180files.datC:\Users\admin\Desktop\files\x86\msvcr100.dllexecutable
MD5:BF38660A9125935658CFA3E53FDC7D65
SHA256:60C06E0FA4449314DA3A0A87C1A9D9577DF99226F943637E06F61188E5862EFA
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
29
TCP/UDP connections
47
DNS requests
21
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1268
svchost.exe
GET
200
23.216.77.6:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
DE
binary
825 b
whitelisted
1268
svchost.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
DE
binary
814 b
whitelisted
5944
MoUsoCoreWorker.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
DE
binary
814 b
whitelisted
—
—
POST
200
20.190.160.14:443
https://login.live.com/RST2.srf
US
xml
1.24 Kb
whitelisted
7032
RUXIMICS.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
DE
binary
814 b
whitelisted
—
—
GET
200
13.107.6.156:443
https://mrodevicemgr.officeapps.live.com/mrodevicemgrsvc/api/v2/C2RReleaseData
US
—
—
unknown
—
—
POST
200
20.190.160.14:443
https://login.live.com/ppsecure/deviceaddcredential.srf
US
text
16.7 Kb
whitelisted
—
—
POST
200
40.126.32.140:443
https://login.live.com/RST2.srf
US
xml
11.1 Kb
whitelisted
—
—
POST
200
40.126.32.76:443
https://login.live.com/RST2.srf
US
xml
10.3 Kb
whitelisted
—
—
GET
304
4.175.87.197:443
https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL
US
—
—
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
5944
MoUsoCoreWorker.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
7032
RUXIMICS.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1268
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
5944
MoUsoCoreWorker.exe
23.216.77.6:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
1268
svchost.exe
23.216.77.6:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
5944
MoUsoCoreWorker.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
1268
svchost.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
7032
RUXIMICS.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 4.231.128.59
whitelisted
google.com
  • 216.58.206.46
whitelisted
crl.microsoft.com
  • 23.216.77.6
  • 23.216.77.42
  • 23.216.77.28
  • 2.16.241.12
  • 2.16.241.14
whitelisted
www.microsoft.com
  • 23.35.229.160
  • 2.23.246.101
whitelisted
login.live.com
  • 20.190.159.23
  • 40.126.31.130
  • 40.126.31.0
  • 40.126.31.128
  • 40.126.31.129
  • 40.126.31.73
  • 40.126.31.69
  • 20.190.159.129
whitelisted
mrodevicemgr.officeapps.live.com
  • 52.110.17.48
  • 52.110.17.51
  • 52.110.17.47
  • 52.110.17.3
  • 52.110.17.59
  • 52.110.17.53
  • 52.110.17.32
  • 52.110.17.21
whitelisted
client.wns.windows.com
  • 172.211.123.248
  • 172.211.123.250
whitelisted
slscr.update.microsoft.com
  • 172.202.163.200
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 20.242.39.171
whitelisted
self.events.data.microsoft.com
  • 51.116.246.104
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
OInstall_x64.exe