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URL:

yun300.cn

Full analysis: https://app.any.run/tasks/3ee1fdb1-641c-4cad-ab9b-6e5518329744
Verdict: Malicious activity
Analysis date: March 11, 2024, 05:27:46
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

1B93565A8EF3F7BE5F4F43A10419F49F

SHA1:

48A783F0721EA2C3BC6EE73A0AC8C1AA05B8A246

SHA256:

A84434FD0466CD32388C1BC7E86F9273FAB60B98B328650BBEBF1E680FD5DFA3

SSDEEP:

3:hyyLn:UyL

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

    No malicious indicators.
  • SUSPICIOUS

    • Reads settings of System Certificates

      • msdt.exe (PID: 2572)
    • Process drops legitimate windows executable

      • msdt.exe (PID: 2572)
    • Process uses IPCONFIG to discover network configuration

      • sdiagnhost.exe (PID: 2292)
    • Reads the Internet Settings

      • sdiagnhost.exe (PID: 1844)
      • sdiagnhost.exe (PID: 2292)
    • Uses ROUTE.EXE to obtain the routing table information

      • sdiagnhost.exe (PID: 2292)
  • INFO

    • Reads the software policy settings

      • msdt.exe (PID: 2572)
    • Create files in a temporary directory

      • msdt.exe (PID: 2572)
      • makecab.exe (PID: 1860)
      • sdiagnhost.exe (PID: 2292)
    • Drops the executable file immediately after the start

      • msdt.exe (PID: 2572)
    • Application launched itself

      • iexplore.exe (PID: 3672)
    • Reads security settings of Internet Explorer

      • sdiagnhost.exe (PID: 2292)
      • sdiagnhost.exe (PID: 1844)
      • msdt.exe (PID: 2572)
    • Creates files or folders in the user directory

      • msdt.exe (PID: 2572)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
8
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
start iexplore.exe iexplore.exe no specs msdt.exe no specs sdiagnhost.exe no specs ipconfig.exe no specs route.exe no specs makecab.exe no specs sdiagnhost.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3672"C:\Program Files\Internet Explorer\iexplore.exe" "yun300.cn"C:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
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
3972"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3672 CREDAT:267521 /prefetch:2C:\Program Files\Internet Explorer\iexplore.exeiexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
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
2572 -modal 1573296 -skip TRUE -path C:\Windows\diagnostics\system\networking -af C:\Users\admin\AppData\Local\Temp\NDF18A3.tmp -ep NetworkDiagnosticsWebC:\Windows\System32\msdt.exeiexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Diagnostics Troubleshooting Wizard
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msdt.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\gdi32.dll
2292C:\Windows\System32\sdiagnhost.exe -EmbeddingC:\Windows\System32\sdiagnhost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Scripted Diagnostics Native Host
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\sdiagnhost.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\ole32.dll
c:\windows\system32\gdi32.dll
2072"C:\Windows\system32\ipconfig.exe" /allC:\Windows\System32\ipconfig.exesdiagnhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
IP Configuration Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\ipconfig.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\dnsapi.dll
c:\windows\system32\ws2_32.dll
1992"C:\Windows\system32\ROUTE.EXE" printC:\Windows\System32\ROUTE.EXEsdiagnhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
TCP/IP Route Command
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\route.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\iphlpapi.dll
c:\windows\system32\nsi.dll
c:\windows\system32\winnsi.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
1860"C:\Windows\system32\makecab.exe" /f NetworkConfiguration.ddfC:\Windows\System32\makecab.exesdiagnhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft® Cabinet Maker
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\makecab.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\version.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
1844C:\Windows\System32\sdiagnhost.exe -EmbeddingC:\Windows\System32\sdiagnhost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Scripted Diagnostics Native Host
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\sdiagnhost.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\ole32.dll
c:\windows\system32\gdi32.dll
Total events
17 299
Read events
17 143
Write events
121
Delete events
35

Modification events

(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPDaysSinceLastAutoMigration
Value:
1
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchLowDateTime
Value:
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchHighDateTime
Value:
31093620
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
31093620
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(3672) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
4
Suspicious files
17
Text files
43
Unknown types
8

Dropped files

PID
Process
Filename
Type
3672iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\favicon[2].icoimage
MD5:DA597791BE3B6E732F0BC8B20E38EE62
SHA256:5B2C34B3C4E8DD898B664DBA6C3786E2FF9869EFF55D673AA48361F11325ED07
3672iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\favicon[1].icoimage
MD5:DA597791BE3B6E732F0BC8B20E38EE62
SHA256:5B2C34B3C4E8DD898B664DBA6C3786E2FF9869EFF55D673AA48361F11325ED07
2572msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_f7bc39ca-b264-4922-85d4-2d88564a5c71\UtilityFirewall.ps1text
MD5:B004AFC224E9216115EC3B0BF5D43BA2
SHA256:31B97632CA31D1BB21917A07757B2FF415DBB6A4E7DD7B533ECC52431ACF65B5
2572msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_f7bc39ca-b264-4922-85d4-2d88564a5c71\en-US\DiagPackage.dll.muiexecutable
MD5:5D7936806E6855E2ECC2B095316D45D8
SHA256:71A4559F9FD122914A95998E8685BE638B8F81E581987708497E8F8A7A2F4DCB
2572msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_f7bc39ca-b264-4922-85d4-2d88564a5c71\UtilitySetConstants.ps1text
MD5:0C75AE5E75C3E181D13768909C8240BA
SHA256:DE5C231C645D3AE1E13694284997721509F5DE64EE5C96C966CDFDA9E294DB3F
2572msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_f7bc39ca-b264-4922-85d4-2d88564a5c71\StartDPSService.ps1text
MD5:A660422059D953C6D681B53A6977100E
SHA256:D19677234127C38A52AEC23686775A8EB3F4E3A406F4A11804D97602D6C31813
2572msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_f7bc39ca-b264-4922-85d4-2d88564a5c71\NetworkDiagnosticsResolve.ps1text
MD5:A7B957F221C643580184665BE57E6AC8
SHA256:8582EF50174CB74233F196F193E04C0CCBBEE2AED5CE50964CBB95822C218E7F
2572msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_f7bc39ca-b264-4922-85d4-2d88564a5c71\InteractiveRes.ps1text
MD5:25B8543DBF571F040118423BC3C7A75E
SHA256:D78E6291D6F27AC6FEBDCF0A4D5A34521E7F033AF8875E026DF21BA7513AB64A
2572msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_f7bc39ca-b264-4922-85d4-2d88564a5c71\NetworkDiagnosticsVerify.ps1text
MD5:C0BB6343BD0F6F9B46B33E4B66106953
SHA256:EB9BC61668A93759D0127A11CDFC03E924100D69C7E6457FEAA89330474C90C3
2572msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_f7bc39ca-b264-4922-85d4-2d88564a5c71\DiagPackage.diagpkgxml
MD5:C9FB87FA3460FAE6D5D599236CFD77E2
SHA256:CDE728C08A4E50A02FCFF35C90EE2B3B33AB24C8B858F180B6A67BFA94DEF35F
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
14
DNS requests
17
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3672
iexplore.exe
GET
304
23.32.238.178:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?a973ebecfe8ccbeb
unknown
unknown
3672
iexplore.exe
GET
304
23.32.238.219:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?4dd617501e33218a
unknown
unknown
3672
iexplore.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAzlnDD9eoNTLi0BRrMy%2BWU%3D
unknown
binary
314 b
unknown
3672
iexplore.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
binary
471 b
unknown
1080
svchost.exe
GET
200
23.32.238.178:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?aa4b77dd5ef709e5
unknown
compressed
67.5 Kb
unknown
1080
svchost.exe
GET
304
23.32.238.178:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?ae332821cb231d51
unknown
compressed
67.5 Kb
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
whitelisted
4
System
192.168.100.255:137
whitelisted
224.0.0.252:5355
unknown
1080
svchost.exe
224.0.0.252:5355
unknown
3672
iexplore.exe
104.126.37.137:443
www.bing.com
Akamai International B.V.
DE
unknown
3672
iexplore.exe
23.32.238.219:80
ctldl.windowsupdate.com
Akamai International B.V.
DE
unknown
3672
iexplore.exe
23.32.238.178:80
ctldl.windowsupdate.com
Akamai International B.V.
DE
unknown
3672
iexplore.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted
828
svchost.exe
192.168.100.2:53
whitelisted
3672
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
EDGECAST
US
whitelisted

DNS requests

Domain
IP
Reputation
yun300.cn
unknown
api.bing.com
  • 13.107.5.80
whitelisted
www.bing.com
  • 104.126.37.160
  • 104.126.37.139
  • 104.126.37.137
  • 104.126.37.153
  • 104.126.37.170
  • 104.126.37.155
  • 104.126.37.144
  • 104.126.37.162
  • 104.126.37.154
whitelisted
ctldl.windowsupdate.com
  • 23.32.238.219
  • 23.32.238.178
  • 23.32.238.208
  • 23.32.238.232
  • 23.32.238.201
  • 23.32.238.226
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
www.yun300.cn
  • 82.157.100.37
unknown
iecvlist.microsoft.com
  • 152.199.19.161
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted

Threats

No threats detected
No debug info