File name:

OInstall_x64.exe

Full analysis: https://app.any.run/tasks/99f8f656-5a2e-48b5-b76b-e67756227248
Verdict: Malicious activity
Analysis date: March 25, 2025, 03:07:30
OS: Windows 10 Professional (build: 19045, 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: 6944)
      • cmd.exe (PID: 1452)
    • Script downloads file (POWERSHELL)

      • powershell.exe (PID: 2152)
  • SUSPICIOUS

    • Uses REG/REGEDIT.EXE to modify registry

      • OInstall_x64.exe (PID: 1180)
    • Starts application with an unusual extension

      • cmd.exe (PID: 4688)
    • Executable content was dropped or overwritten

      • files.dat (PID: 5024)
      • OInstall_x64.exe (PID: 1180)
    • The process drops C-runtime libraries

      • files.dat (PID: 5024)
    • Process drops legitimate windows executable

      • files.dat (PID: 5024)
    • Starts POWERSHELL.EXE for commands execution

      • OInstall_x64.exe (PID: 1180)
    • Starts CMD.EXE for commands execution

      • OInstall_x64.exe (PID: 1180)
    • Drops 7-zip archiver for unpacking

      • OInstall_x64.exe (PID: 1180)
    • Found strings related to reading or modifying Windows Defender settings

      • OInstall_x64.exe (PID: 1180)
    • Executes script without checking the security policy

      • powershell.exe (PID: 2152)
    • The process bypasses the loading of PowerShell profile settings

      • OInstall_x64.exe (PID: 1180)
    • Uses TASKKILL.EXE to kill process

      • OInstall_x64.exe (PID: 1180)
    • Probably download files using WebClient

      • OInstall_x64.exe (PID: 1180)
  • INFO

    • Checks supported languages

      • OInstall_x64.exe (PID: 1180)
      • files.dat (PID: 5024)
      • aria2_oinstall.exe (PID: 1512)
      • aria2_oinstall.exe (PID: 6068)
    • Reads Environment values

      • OInstall_x64.exe (PID: 1180)
    • The sample compiled with english language support

      • OInstall_x64.exe (PID: 1180)
      • files.dat (PID: 5024)
    • Reads security settings of Internet Explorer

      • WMIC.exe (PID: 2316)
      • WMIC.exe (PID: 7020)
    • Reads Microsoft Office registry keys

      • OInstall_x64.exe (PID: 1180)
    • Reads the computer name

      • aria2_oinstall.exe (PID: 6068)
      • aria2_oinstall.exe (PID: 1512)
    • Disables trace logs

      • powershell.exe (PID: 2152)
    • Checks proxy server information

      • powershell.exe (PID: 2152)
      • slui.exe (PID: 5048)
    • Reads the machine GUID from the registry

      • aria2_oinstall.exe (PID: 1512)
      • aria2_oinstall.exe (PID: 6068)
    • Reads the software policy settings

      • slui.exe (PID: 5048)
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
146
Monitored processes
24
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 taskkill.exe no specs conhost.exe no specs cmd.exe no specs conhost.exe no specs aria2_oinstall.exe cmd.exe no specs conhost.exe no specs aria2_oinstall.exe oinstall_x64.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
856"C:\WINDOWS\System32\cmd.exe" /D /c C:\Users\admin\Desktop\files\aria2_oinstall.exe --console-log-level=info --check-certificate=false -j1 -c -R -Z -m60 --retry-wait=5 -dOffice\Data http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/v32.cab http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/v32_16.0.17928.20468.cabC:\Windows\System32\cmd.exeOInstall_x64.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
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
896\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.execmd.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
1072\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.execmd.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
1180"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
1452"C:\WINDOWS\System32\cmd.exe" /c WMIC /NAMESPACE:\\root\Microsoft\Windows\Defender PATH MSFT_MpPreference call Add ExclusionPath="C:\Users\admin\Desktop\OInstall_x64.exe"C:\Windows\System32\cmd.exeOInstall_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
1512C:\Users\admin\Desktop\files\aria2_oinstall.exe --console-log-level=info --check-certificate=false -j1 -c -R -Z -m60 --retry-wait=5 -dOffice\Data http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/v32.cab http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/v32_16.0.17928.20468.cabC:\Users\admin\Desktop\files\aria2_oinstall.exe
cmd.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\desktop\files\aria2_oinstall.exe
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\acgenral.dll
2152"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
2316WMIC /NAMESPACE:\\root\Microsoft\Windows\Defender PATH MSFT_MpPreference call Add ExclusionPath="C:\Users\admin\Desktop\OInstall_x64.exe"C:\Windows\System32\wbem\WMIC.execmd.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\framedynos.dll
c:\windows\system32\iphlpapi.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
2320\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exepowershell.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
2656"C:\WINDOWS\System32\cmd.exe" /D /c C:\Users\admin\Desktop\files\aria2_oinstall.exe -s10 -x10 -j10 -m60 -t20 -k10M -R -c --retry-wait=5 --check-certificate=false --file-allocation=falloc --max-overall-download-limit=0 -i aria2_oinstall.ini -dOffice\Data\16.0.17928.20468C:\Windows\System32\cmd.exeOInstall_x64.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
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
Total events
11 017
Read events
11 014
Write events
3
Delete events
0

Modification events

(PID) Process:(6048) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Script Host\Settings
Operation:writeName:Enabled
Value:
1
(PID) Process:(1180) OInstall_x64.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:Browse For Folder Width
Value:
318
(PID) Process:(1180) OInstall_x64.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:Browse For Folder Height
Value:
288
Executable files
7
Suspicious files
46
Text files
9
Unknown types
1

Dropped files

PID
Process
Filename
Type
5024files.datC:\Users\admin\Desktop\files\x64\cleanospp.exeexecutable
MD5:D3467CB7B83B654C2D05407DC7BA2360
SHA256:EDF85F4E2EF1A427B34265A22F261D664EC78DE90C3B5DA4174EF28558C8522A
1180OInstall_x64.exeC:\Users\admin\Desktop\files\files.datexecutable
MD5:BB5569B15D68C10B7FF2D96B45825120
SHA256:4E3B13B56BEC0E41778E6506430282BBBD75CCAA600FD4B645CE37DD95B44C8E
5024files.datC:\Users\admin\Desktop\files\Uninstall.xmltext
MD5:364F86F97324EA82FE0D142CD01CF6DD
SHA256:09D5B42140BAB13165BA97FBD0E77792304C3C93555BE02C3DCE21A7A69C66DD
5024files.datC:\Users\admin\Desktop\files\x64\msvcr100.dllexecutable
MD5:DF3CA8D16BDED6A54977B30E66864D33
SHA256:1D1A1AE540BA132F998D60D3622F0297B6E86AE399332C3B47462D7C0F560A36
5024files.datC:\Users\admin\Desktop\files\x86\msvcr100.dllexecutable
MD5:BF38660A9125935658CFA3E53FDC7D65
SHA256:60C06E0FA4449314DA3A0A87C1A9D9577DF99226F943637E06F61188E5862EFA
1180OInstall_x64.exeC:\Users\admin\Desktop\files\Configure.xmltext
MD5:46C7CEAD7726B1530BB4C096A648137E
SHA256:BF9CA6C946B42346C8E4B5B1EDCEAA9385069F680F53BEA30C9B16529C39EA8B
1180OInstall_x64.exeC:\Users\admin\Desktop\Office_2016-24_C2R_ISO_16.0.17928.20468_2025-03-25_03.07.54\Office\Data\branch.txttext
MD5:AF03795954E26A2B5CF80F526E16A062
SHA256:AC804EE0F6FB4F280D75639C381E479F198CBC47AC2FBD7135C51AFC96EA1DB1
1180OInstall_x64.exeC:\Users\admin\Desktop\Office_2016-24_C2R_ISO_16.0.17928.20468_2025-03-25_03.07.54\tmp.$$text
MD5:098F6BCD4621D373CADE4E832627B4F6
SHA256:
2152powershell.exeC:\Users\admin\AppData\Local\Temp\ver.txttext
MD5:14C7B3ED2DD5A7BF4A54F9594E64E633
SHA256:981C39F180E31BA735144992C4BA3961F6873B343BF9C9BB1F6305FD66C520D3
2152powershell.exeC:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractivebinary
MD5:19BBBD548EDEFC04461C3FCBB742065C
SHA256:0B4DA595BED66024F4E36795CEC311584A685228B1F076EF05F608EE0032DD5F
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
48
TCP/UDP connections
57
DNS requests
15
Threats
45

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1512
aria2_oinstall.exe
GET
200
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/v32.cab
unknown
unknown
1512
aria2_oinstall.exe
GET
200
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/v32_16.0.17928.20468.cab
unknown
unknown
6068
aria2_oinstall.exe
GET
200
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/16.0.17928.20468/i321033.cab
unknown
unknown
6068
aria2_oinstall.exe
GET
200
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/16.0.17928.20468/s321033.cab
unknown
unknown
6068
aria2_oinstall.exe
GET
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/16.0.17928.20468/stream.x86.en-US.dat
unknown
unknown
6068
aria2_oinstall.exe
GET
200
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/16.0.17928.20468/stream.x86.en-US.dat.cat
unknown
unknown
6068
aria2_oinstall.exe
GET
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/16.0.17928.20468/stream.x86.en-US.proof.dat
unknown
unknown
6068
aria2_oinstall.exe
GET
200
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/16.0.17928.20468/sp321033.cab
unknown
unknown
6068
aria2_oinstall.exe
GET
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/16.0.17928.20468/i320.cab
unknown
unknown
6068
aria2_oinstall.exe
GET
200
199.232.214.172:80
http://officecdn.microsoft.com/pr/7ffbc6bf-bc32-4f92-8982-f9dd17fd3114/Office/Data/16.0.17928.20468/stream.x86.en-US.proof.dat.cat
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
192.168.100.255:138
unknown
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
unknown
4
System
192.168.100.255:137
unknown
2152
powershell.exe
52.109.89.117:443
mrodevicemgr.officeapps.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
unknown
6028
slui.exe
20.83.72.98:443
activation-v2.sls.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown
1512
aria2_oinstall.exe
199.232.214.172:80
officecdn.microsoft.com
FASTLY
US
unknown
6068
aria2_oinstall.exe
199.232.214.172:80
officecdn.microsoft.com
FASTLY
US
unknown
5048
slui.exe
20.83.72.98:443
activation-v2.sls.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown
6068
aria2_oinstall.exe
199.232.210.172:80
officecdn.microsoft.com
FASTLY
US
unknown

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 51.124.78.146
unknown
google.com
  • 216.58.206.78
unknown
mrodevicemgr.officeapps.live.com
  • 52.109.89.117
unknown
activation-v2.sls.microsoft.com
  • 20.83.72.98
unknown
officecdn.microsoft.com
  • 199.232.214.172
  • 199.232.210.172
unknown

Threats

PID
Process
Class
Message
1512
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
1512
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
6068
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
6068
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
6068
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
6068
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
6068
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
6068
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
6068
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
6068
aria2_oinstall.exe
A Network Trojan was detected
ET USER_AGENTS Aria2 User-Agent
No debug info