File name:

Office 2013-2024 C2R Install 7.7.7.7.rar

Full analysis: https://app.any.run/tasks/29f61793-45ff-4231-9ebe-341d4720cc62
Verdict: Malicious activity
Analysis date: September 05, 2024, 19:26:37
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MIME: application/x-rar
File info: RAR archive data, v5
MD5:

0E37C55200F149CF2C70C9C3AB25CB56

SHA1:

F839DD6B6E2CFE7552CF0712790715A70571A2C4

SHA256:

4C30E8CA78CDE12ADA000DEDF22150B12919A58DE1081A0DC2ECE127211CDA4A

SSDEEP:

98304:2jTxGO94MYJ+oeyMTeRSNadczX6yNLotxzhYtt8C00c41u/JNPam8zSoGwwetQ7A:6N/lC27niTCDz1

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: 736)
      • cmd.exe (PID: 2112)

  • SUSPICIOUS

    • Starts CMD.EXE for commands execution

      • OInstall.exe (PID: 5144)

    • Executable content was dropped or overwritten

      • OInstall.exe (PID: 5144)
      • files.dat (PID: 6500)

    • Found strings related to reading or modifying Windows Defender settings

      • OInstall.exe (PID: 5144)

    • Uses REG/REGEDIT.EXE to modify registry

      • OInstall.exe (PID: 5144)
      • cmd.exe (PID: 6644)

    • Drops 7-zip archiver for unpacking

      • OInstall.exe (PID: 5144)

    • Starts application with an unusual extension

      • cmd.exe (PID: 1840)

    • Process drops legitimate windows executable

      • files.dat (PID: 6500)

    • The process drops C-runtime libraries

      • files.dat (PID: 6500)

    • The process executes VB scripts

      • cmd.exe (PID: 1148)

    • The process bypasses the loading of PowerShell profile settings

      • OInstall.exe (PID: 5144)

    • Starts POWERSHELL.EXE for commands execution

      • OInstall.exe (PID: 5144)

    • Reads Microsoft Outlook installation path

      • reg.exe (PID: 5000)

    • Accesses WMI object, sets custom ImpersonationLevel (SCRIPT)

      • cscript.exe (PID: 2816)

    • Gets a collection of all available drive names (SCRIPT)

      • cscript.exe (PID: 2816)

    • Creates FileSystem object to access computer's file system (SCRIPT)

      • cscript.exe (PID: 2816)

    • Gets full path of the running script (SCRIPT)

      • cscript.exe (PID: 2816)

    • Gets the drive type (SCRIPT)

      • cscript.exe (PID: 2816)

    • Accesses computer name via WMI (SCRIPT)

      • cscript.exe (PID: 2816)

    • Executes application which crashes

      • cscript.exe (PID: 2816)

    • Probably download files using WebClient

      • OInstall.exe (PID: 5144)

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

      • WerFault.exe (PID: 6992)

  • INFO

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 5720)

    • The process uses the downloaded file

      • WinRAR.exe (PID: 5720)

    • Manual execution by a user

      • OInstall.exe (PID: 5144)

    • Reads Microsoft Office registry keys

      • OInstall.exe (PID: 5144)
      • reg.exe (PID: 5000)

    • Checks supported languages

      • OInstall.exe (PID: 5144)
      • files.dat (PID: 6500)

    • Reads security settings of Internet Explorer

      • WMIC.exe (PID: 7088)
      • WMIC.exe (PID: 2092)
      • cscript.exe (PID: 2816)

    • Reads the computer name

      • OInstall.exe (PID: 5144)

    • Disables trace logs

      • powershell.exe (PID: 188)

    • Checks proxy server information

      • powershell.exe (PID: 188)
      • cscript.exe (PID: 2816)
      • WerFault.exe (PID: 6992)

    • Reads the software policy settings

      • cscript.exe (PID: 2816)
      • WerFault.exe (PID: 6992)

    • Creates files or folders in the user directory

      • cscript.exe (PID: 2816)
      • WerFault.exe (PID: 6992)
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)
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
152
Monitored processes
23
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details
start winrar.exe rundll32.exe no specs oinstall.exe cmd.exe no specs conhost.exe no specs reg.exe no specs conhost.exe no specs cmd.exe no specs wmic.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 cmd.exe no specs conhost.exe no specs reg.exe no specs cmd.exe no specs conhost.exe no specs cscript.exe werfault.exe

Process information

PID
CMD
Path
Indicators
Parent process
188"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\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
OInstall.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\syswow64\windowspowershell\v1.0\powershell.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\msvcrt.dll
736"C:\WINDOWS\Sysnative\cmd.exe" /c WMIC /NAMESPACE:\\root\Microsoft\Windows\Defender PATH MSFT_MpPreference call Add ExclusionPath="C:\Users\admin\Desktop\Office 2013-2024 C2R Install\OInstall.exe"C:\Windows\System32\cmd.exe—OInstall.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
1148"C:\WINDOWS\Sysnative\cmd.exe" /D /c cscript.exe "C:\Program Files\Microsoft Office\Office16\ospp.vbs" /dstatus //NoLogoC:\Windows\System32\cmd.exe—OInstall.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
3221225477
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
1840"C:\WINDOWS\Sysnative\cmd.exe" /D /c files.dat -y -pkmsautoC:\Windows\System32\cmd.exe—OInstall.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
2040\??\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
2092WMIC /NAMESPACE:\\root\Microsoft\Windows\Defender PATH MSFT_MpPreference call Add ExclusionPath="C:\Users\admin\Desktop\Office 2013-2024 C2R Install\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
2112"C:\WINDOWS\Sysnative\cmd.exe" /c WMIC /NAMESPACE:\\root\Microsoft\Windows\Defender PATH MSFT_MpPreference call Add ExclusionPath="C:\Users\admin\Desktop\Office 2013-2024 C2R Install\files"C:\Windows\System32\cmd.exe—OInstall.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
2796\??\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
2816cscript.exe "C:\Program Files\Microsoft Office\Office16\ospp.vbs" /dstatus //NoLogoC:\Windows\System32\cscript.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft ® Console Based Script Host
Exit code:
3221225477
Version:
5.812.10240.16384
Modules
Images
c:\windows\system32\cscript.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
2820"C:\WINDOWS\Sysnative\reg.exe" add "HKLM\SOFTWARE\Microsoft\Windows Script Host\Settings" /v Enabled /t REG_DWORD /d 1 /fC:\Windows\System32\reg.exe—OInstall.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
Total events
14 535
Read events
14 475
Write events
57
Delete events
3

Modification events

(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\GoogleChromeEnterpriseBundle64.zip
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\Office 2013-2024 C2R Install 7.7.7.7.rar
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\Interface\MainWin
Operation:writeName:Placement
Value:
2C0000000000000001000000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF250100005F000000E504000048020000
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\ArcColumnWidths
Operation:writeName:name
Value:
256
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\ArcColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(5720) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\ArcColumnWidths
Operation:writeName:psize
Value:
80
Executable files
6
Suspicious files
11
Text files
10
Unknown types
0

Dropped files

PID
Process
Filename
Type
5144OInstall.exeC:\Users\admin\Desktop\Office 2013-2024 C2R Install\files\files.datexecutable
MD5:BB5569B15D68C10B7FF2D96B45825120
SHA256:4E3B13B56BEC0E41778E6506430282BBBD75CCAA600FD4B645CE37DD95B44C8E
6500files.datC:\Users\admin\Desktop\Office 2013-2024 C2R Install\files\x64\cleanospp.exeexecutable
MD5:D3467CB7B83B654C2D05407DC7BA2360
SHA256:EDF85F4E2EF1A427B34265A22F261D664EC78DE90C3B5DA4174EF28558C8522A
188powershell.exeC:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_ibbymd0r.sgn.ps1text
MD5:D17FE0A3F47BE24A6453E9EF58C94641
SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7
6500files.datC:\Users\admin\Desktop\Office 2013-2024 C2R Install\files\x64\msvcr100.dllexecutable
MD5:DF3CA8D16BDED6A54977B30E66864D33
SHA256:1D1A1AE540BA132F998D60D3622F0297B6E86AE399332C3B47462D7C0F560A36
6500files.datC:\Users\admin\Desktop\Office 2013-2024 C2R Install\files\x86\cleanospp.exeexecutable
MD5:98821A7A5737D656633D10A3AFB724BD
SHA256:04BA4487F95290E0B0557B44300C18F637FBAF0872EE96E3111013B8A1539F25
6992WerFault.exeC:\ProgramData\Microsoft\Windows\WER\ReportArchive\AppCrash_cscript.exe_418e8ac587e5ed2e4f3fb7b5fce6fa024c8d28_d25c8a3a_130db4a9-8122-472e-ad0f-cc460db49161\Report.wer —
MD5:—
SHA256:—
2816cscript.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\36AC0BE60E1243344AE145F746D881FEder
MD5:DDF4DE0DC1AC39C22F605957A1FE614B
SHA256:0ACF9791F2CBBF8330653DF8D90E760108DD7ED3B5DB03C4DE164BD5047E4D4A
188powershell.exeC:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractivebinary
MD5:B324339B641EBB4A84228C144C912DE3
SHA256:46E3DD4128F5924B479536D4ABD40A1F595274781AB41C917FD94B6BB4172C96
6500files.datC:\Users\admin\Desktop\Office 2013-2024 C2R Install\files\x86\msvcr100.dllexecutable
MD5:BF38660A9125935658CFA3E53FDC7D65
SHA256:60C06E0FA4449314DA3A0A87C1A9D9577DF99226F943637E06F61188E5862EFA
5144OInstall.exeC:\Users\admin\Desktop\Office 2013-2024 C2R Install\files\Configure.xmltext
MD5:46C7CEAD7726B1530BB4C096A648137E
SHA256:BF9CA6C946B42346C8E4B5B1EDCEAA9385069F680F53BEA30C9B16529C39EA8B
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
34
DNS requests
16
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2120
MoUsoCoreWorker.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
6476
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
whitelisted
2036
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
6476
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
whitelisted
2816
cscript.exe
GET
200
2.16.241.14:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl
unknown
—
—
whitelisted
6992
WerFault.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
2816
cscript.exe
GET
200
2.16.241.14:80
http://crl.microsoft.com/pki/crl/products/MicCodSigPCA_2010-07-06.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
6012
svchost.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
—
—
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
2120
MoUsoCoreWorker.exe
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
3888
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
4324
svchost.exe
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
3260
svchost.exe
40.113.103.199:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
2036
svchost.exe
20.190.159.2:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
2036
svchost.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 40.127.240.158
  • 51.124.78.146
  • 4.231.128.59
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
google.com
  • 142.250.186.78
whitelisted
client.wns.windows.com
  • 40.113.103.199
whitelisted
login.live.com
  • 20.190.159.2
  • 40.126.31.69
  • 20.190.159.71
  • 20.190.159.75
  • 40.126.31.71
  • 20.190.159.64
  • 20.190.159.68
  • 20.190.159.0
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
mrodevicemgr.officeapps.live.com
  • 52.109.89.117
whitelisted
slscr.update.microsoft.com
  • 13.85.23.86
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 13.85.23.206
whitelisted
crl.microsoft.com
  • 2.16.241.14
  • 2.16.241.19
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
Office 2013-2024 C2R Install 7.7.7.7.rar