URL:

https://github.com/abbodi1406/dotNetXP/releases/download/22.06.20/dotNetFx_AIO_x86_20220620.zip

Full analysis: https://app.any.run/tasks/9ec23957-0838-46ac-a1b1-d1f7a76581d7
Verdict: Malicious activity
Analysis date: November 18, 2023, 17:42:19
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
SHA1:

33495C77DD2519EBE7E2949CD6C7232957358A0A

SHA256:

931E4FB8A5956B7C45219BB1230F916437B0D9807B004599C7A1D1A8CA92B3C7

SSDEEP:

3:N8tEd0nHIVGBKRrA2AOrkCXh9rGDZYVn:2uionSnOr4iVn

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

    • Drops the executable file immediately after the start

      • dotNetFx_AIO_x86.exe (PID: 3892)

  • SUSPICIOUS

    • Process drops legitimate windows executable

      • dotNetFx_AIO_x86.exe (PID: 3892)

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

      • dotNetFx_AIO_x86.exe (PID: 3892)

    • The process drops C-runtime libraries

      • dotNetFx_AIO_x86.exe (PID: 3892)

  • INFO

    • Manual execution by a user

      • wmpnscfg.exe (PID: 3844)

    • Reads the computer name

      • wmpnscfg.exe (PID: 3844)

    • Checks supported languages

      • wmpnscfg.exe (PID: 3844)
      • dotNetFx_AIO_x86.exe (PID: 3892)

    • Application launched itself

      • iexplore.exe (PID: 3196)

    • The process uses the downloaded file

      • iexplore.exe (PID: 3196)
      • WinRAR.exe (PID: 3912)

    • Reads the machine GUID from the registry

      • wmpnscfg.exe (PID: 3844)

    • Create files in a temporary directory

      • dotNetFx_AIO_x86.exe (PID: 3892)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
43
Monitored processes
6
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start iexplore.exe iexplore.exe wmpnscfg.exe no specs winrar.exe no specs dotnetfx_aio_x86.exe no specs dotnetfx_aio_x86.exe

Process information

PID
CMD
Path
Indicators
Parent process
2896"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3196 CREDAT:267521 /prefetch:2C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
Modules
Images
c:\program files\internet explorer\iexplore.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\iertutil.dll
3196"C:\Program Files\Internet Explorer\iexplore.exe" "https://github.com/abbodi1406/dotNetXP/releases/download/22.06.20/dotNetFx_AIO_x86_20220620.zip"C:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
1
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
Modules
Images
c:\program files\internet explorer\iexplore.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\iertutil.dll
3844"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Media Player Network Sharing Service Configuration Application
Exit code:
0
Version:
12.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\windows media player\wmpnscfg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\ole32.dll
3892"C:\Users\admin\AppData\Local\Temp\Rar$EXa3912.36819\dotNetFx_AIO_x86.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa3912.36819\dotNetFx_AIO_x86.exe
WinRAR.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 4.0 Setup
Exit code:
0
Version:
4.0.30320.0
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa3912.36819\dotnetfx_aio_x86.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.24483_none_2b200f664577e14b\comctl32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3912"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\dotNetFx_AIO_x86_20220620.zip"C:\Program Files\WinRAR\WinRAR.exe—iexplore.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll
3984"C:\Users\admin\AppData\Local\Temp\Rar$EXa3912.36819\dotNetFx_AIO_x86.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa3912.36819\dotNetFx_AIO_x86.exe—WinRAR.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 4.0 Setup
Exit code:
3221226540
Version:
4.0.30320.0
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa3912.36819\dotnetfx_aio_x86.exe
c:\windows\system32\ntdll.dll
Total events
18 968
Read events
18 881
Write events
83
Delete events
4

Modification events

(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPDaysSinceLastAutoMigration
Value:
0
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchHighDateTime
Value:
30847387
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
30847437
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(3196) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
Executable files
380
Suspicious files
22
Text files
306
Unknown types
0

Dropped files

PID
Process
Filename
Type
2896iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\dotNetFx_AIO_x86_20220620.zip.bomsftj.partial —
MD5:—
SHA256:—
3196iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\dotNetFx_AIO_x86_20220620.zip —
MD5:—
SHA256:—
3912WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa3912.36819\dotNetFx_AIO_x86.exe —
MD5:—
SHA256:—
3892dotNetFx_AIO_x86.exeC:\Users\admin\AppData\Local\Temp\7ZipSfx.000\DNF11\netfx.msi —
MD5:—
SHA256:—
2896iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157binary
MD5:96ABFAD53E91249F5AB3C43ACA7E678D
SHA256:1CE3A8B2D0467B4C8DBBABA58C0F4A961B90D979A7DD8637110517ED247661C3
2896iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B398B80134F72209547439DB21AB308D_ADE4E4D3A3BCBCA5C39C54D362D88565binary
MD5:A0A081C39B9F4A102968EB1007375D27
SHA256:2108D5AF070B30934DDFA12AE585E0001F93A3B641F051C8069594507F5D926E
2896iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157compressed
MD5:1BFE591A4FE3D91B03CDF26EAACD8F89
SHA256:9CF94355051BF0F4A45724CA20D1CC02F76371B963AB7D1E38BD8997737B13D8
2896iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B398B80134F72209547439DB21AB308D_ADE4E4D3A3BCBCA5C39C54D362D88565binary
MD5:57849D6BD5F5569C10F693402BA068FA
SHA256:75BF564C8EA5EE24425184C0BA6ACAB38CA11B8FE5A12B3C8107662EA76395FF
2896iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\MFAQUS6V\dotNetFx_AIO_x86_20220620[1].zipcompressed
MD5:DCBFC2053D944887CF7D4E5DEC00889A
SHA256:684485C70B013FAA60FCA92603755804E0160C847FBF7CFD8D8440A17AA72BCC
3196iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776binary
MD5:C21F31B4953EA9676FD18817117D6600
SHA256:B359BAAE19D5568491A098D6C266F750C6DC527E0955CD9A230BF0621C70846D
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
15
DNS requests
7
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2896
iexplore.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAfy81yHqHeveu%2FpR5k1Jb0%3D
unknown
binary
471 b
unknown
2896
iexplore.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAbY2QTVWENG9oovp1QifsQ%3D
unknown
binary
471 b
unknown
2896
iexplore.exe
GET
200
184.24.77.194:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?b4811d0122f48a02
unknown
compressed
4.66 Kb
unknown
3196
iexplore.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
binary
471 b
unknown
2896
iexplore.exe
GET
200
184.24.77.194:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?e50ae344da5aee8a
unknown
compressed
4.66 Kb
unknown
2896
iexplore.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQrHR6YzPN2BNbByL0VoiTIBBMAOAQUCrwIKReMpTlteg7OM8cus%2B37w3oCEAzQqL7GMs%2FmReygqbCE%2Bxw%3D
unknown
binary
312 b
unknown
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2896
iexplore.exe
140.82.121.4:443
github.com
GITHUB
US
unknown
4
System
192.168.100.255:137
—
—
—
whitelisted
2588
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
2896
iexplore.exe
184.24.77.194:80
ctldl.windowsupdate.com
Akamai International B.V.
DE
unknown
2896
iexplore.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted
2896
iexplore.exe
185.199.109.133:443
objects.githubusercontent.com
FASTLY
US
unknown
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown
3196
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
EDGECAST
US
whitelisted
3196
iexplore.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted

DNS requests

Domain
IP
Reputation
github.com
  • 140.82.121.4
shared
ctldl.windowsupdate.com
  • 184.24.77.194
  • 184.24.77.202
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
objects.githubusercontent.com
  • 185.199.109.133
  • 185.199.111.133
  • 185.199.108.133
  • 185.199.110.133
shared
iecvlist.microsoft.com
  • 152.199.19.161
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted

Threats

No threats detected
No debug info
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Reports
https://github.com/abbodi1406/dotNetXP/releases/download/22.06.20/dotNetFx_AIO_x86_20220620.zip