File name:

TSS.ps1

Full analysis: https://app.any.run/tasks/8f72632f-a099-49b6-b623-2677f9cb4122
Verdict: Malicious activity
Analysis date: March 08, 2024, 16:29:49
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: text/plain
File info: ASCII text, with CRLF line terminators
MD5:

7603379E30CD94638FA022A75401F3F6

SHA1:

2B336C74E563684CA1BC2B24BA2B65FCCB9B8042

SHA256:

9870C8FC21B8DC3544B42F4D0D8D9C0927218718F2087D760F66F94C1B0E5EB5

SSDEEP:

12288:Lp2RDPnZx9hYAilwgSus34BBP0XW1oIW6y:279hYAilwgSu1BP0XmoI7y

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

    • Starts Visual C# compiler

      • powershell.exe (PID: 1352)
    • Drops the executable file immediately after the start

      • csc.exe (PID: 2968)
      • csc.exe (PID: 3404)
      • csc.exe (PID: 2336)
  • SUSPICIOUS

    • Uses .NET C# to load dll

      • powershell.exe (PID: 1352)
    • Reads the Internet Settings

      • powershell.exe (PID: 1352)
    • Executable content was dropped or overwritten

      • csc.exe (PID: 2968)
      • csc.exe (PID: 3404)
      • csc.exe (PID: 2336)
  • INFO

    • Application launched itself

      • iexplore.exe (PID: 3916)
      • iexplore.exe (PID: 3240)
    • Manual execution by a user

      • explorer.exe (PID: 2908)
      • powershell.exe (PID: 1352)
      • wmpnscfg.exe (PID: 1992)
    • Checks supported languages

      • wmpnscfg.exe (PID: 1992)
      • cvtres.exe (PID: 1556)
      • csc.exe (PID: 2968)
      • csc.exe (PID: 3404)
      • cvtres.exe (PID: 1848)
      • cvtres.exe (PID: 3544)
      • csc.exe (PID: 2336)
    • Reads the machine GUID from the registry

      • csc.exe (PID: 2968)
      • cvtres.exe (PID: 1556)
      • csc.exe (PID: 3404)
      • cvtres.exe (PID: 3544)
      • csc.exe (PID: 2336)
      • cvtres.exe (PID: 1848)
    • Create files in a temporary directory

      • csc.exe (PID: 2968)
      • cvtres.exe (PID: 1556)
      • csc.exe (PID: 3404)
      • cvtres.exe (PID: 3544)
      • csc.exe (PID: 2336)
      • cvtres.exe (PID: 1848)
    • Reads the computer name

      • wmpnscfg.exe (PID: 1992)
    • Reads Windows Product ID

      • powershell.exe (PID: 1352)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.html | HyperText Markup Language (100)
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
53
Monitored processes
12
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start iexplore.exe iexplore.exe iexplore.exe no specs explorer.exe no specs wmpnscfg.exe no specs powershell.exe no specs csc.exe cvtres.exe no specs csc.exe cvtres.exe no specs csc.exe cvtres.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1352"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "-file" "C:\Users\admin\AppData\Local\Temp\TSS.ps1"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows PowerShell
Exit code:
0
Version:
10.0.14409.1005 (rs1_srvoob.161208-1155)
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\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\atl.dll
c:\windows\system32\user32.dll
1556C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESB486.tmp" "c:\Users\admin\AppData\Local\Temp\CSCFC7D7590DFBB464FB4B4C1DC3F9BF73F.TMP"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.execsc.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft® Resource File To COFF Object Conversion Utility
Exit code:
0
Version:
14.10.25028.0 built by: VCTOOLSD15RTM
Modules
Images
c:\windows\microsoft.net\framework\v4.0.30319\cvtres.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\vcruntime140_clr0400.dll
c:\windows\system32\ucrtbase_clr0400.dll
1848C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESB62C.tmp" "c:\Users\admin\AppData\Local\Temp\CSC940CA7625827414A86CFAA5350643D6D.TMP"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.execsc.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft® Resource File To COFF Object Conversion Utility
Exit code:
0
Version:
14.10.25028.0 built by: VCTOOLSD15RTM
Modules
Images
c:\windows\microsoft.net\framework\v4.0.30319\cvtres.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\vcruntime140_clr0400.dll
c:\windows\system32\ucrtbase_clr0400.dll
1992"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exeexplorer.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
2336"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\0ih0sp23.cmdline"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual C# Command Line Compiler
Exit code:
0
Version:
4.8.3761.0 built by: NET48REL1
Modules
Images
c:\windows\microsoft.net\framework\v4.0.30319\csc.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\vcruntime140_clr0400.dll
c:\windows\system32\ucrtbase_clr0400.dll
2908"C:\Windows\explorer.exe" C:\Windows\explorer.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\explorer.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\gdi32.dll
c:\windows\system32\user32.dll
2968"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\z3jvczwa.cmdline"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual C# Command Line Compiler
Exit code:
0
Version:
4.8.3761.0 built by: NET48REL1
Modules
Images
c:\windows\microsoft.net\framework\v4.0.30319\csc.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\vcruntime140_clr0400.dll
c:\windows\system32\ucrtbase_clr0400.dll
3240"C:\Program Files\Internet Explorer\iexplore.exe" "C:\Users\admin\AppData\Local\Temp\TSS.ps1.html"C:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
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
3404"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\icp3ex5t.cmdline"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual C# Command Line Compiler
Exit code:
0
Version:
4.8.3761.0 built by: NET48REL1
Modules
Images
c:\windows\microsoft.net\framework\v4.0.30319\csc.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\vcruntime140_clr0400.dll
c:\windows\system32\ucrtbase_clr0400.dll
3544C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESB580.tmp" "c:\Users\admin\AppData\Local\Temp\CSC668FAAE959DF4261B6DEF4DCFAAAEEC.TMP"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.execsc.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft® Resource File To COFF Object Conversion Utility
Exit code:
0
Version:
14.10.25028.0 built by: VCTOOLSD15RTM
Modules
Images
c:\windows\microsoft.net\framework\v4.0.30319\cvtres.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\vcruntime140_clr0400.dll
c:\windows\system32\ucrtbase_clr0400.dll
Total events
22 393
Read events
22 146
Write events
202
Delete events
45

Modification events

(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPDaysSinceLastAutoMigration
Value:
1
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchLowDateTime
Value:
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchHighDateTime
Value:
31093109
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
31093109
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(3240) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
3
Suspicious files
7
Text files
13
Unknown types
10

Dropped files

PID
Process
Filename
Type
3240iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PO2HN1X2\urlblockindex[1].binbinary
MD5:FA518E3DFAE8CA3A0E495460FD60C791
SHA256:775853600060162C4B4E5F883F9FD5A278E61C471B3EE1826396B6D129499AA7
3240iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PO2HN1X2\favicon[1].icoimage
MD5:DA597791BE3B6E732F0BC8B20E38EE62
SHA256:5B2C34B3C4E8DD898B664DBA6C3786E2FF9869EFF55D673AA48361F11325ED07
3240iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.icoimage
MD5:DA597791BE3B6E732F0BC8B20E38EE62
SHA256:5B2C34B3C4E8DD898B664DBA6C3786E2FF9869EFF55D673AA48361F11325ED07
3240iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\favicon[1].icoimage
MD5:DA597791BE3B6E732F0BC8B20E38EE62
SHA256:5B2C34B3C4E8DD898B664DBA6C3786E2FF9869EFF55D673AA48361F11325ED07
3240iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776binary
MD5:D1A970F3A0838BA66D04EF5BFAABDC96
SHA256:38039C572A607E6BC55411464B30A2DF02AF068A0481FBE13F6704D939E87167
3240iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776der
MD5:0AB9F4DF57196ECE05D5437FC22BCC1C
SHA256:426CA7543DE3B19305774D1E01EDD61CBEEFF195979A7526ABEB65BE91340C7C
3240iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EAF8AA29A62AB29E614331747385D816_F9E4DC0B9D5C777357D7DB8DEF51118Abinary
MD5:D5D4D40BFB272FC118F55E4F4BB20EF8
SHA256:0E1BD9CC57E221AC3E6AA65485FEBBA3BE31BD9C01FFC84E978374AB4BCECC50
3240iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EAF8AA29A62AB29E614331747385D816_F9E4DC0B9D5C777357D7DB8DEF51118Abinary
MD5:FBBFA1CD70877863C290F33A06231EF4
SHA256:5AD2315AD8A179489D5A575B4D99627DA14E3249EBC1B6A4F6134490A0221F37
3240iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157binary
MD5:DBD0C0294754326FB81A2A3A73B99461
SHA256:CA9E7BD8C415379328975154C9F71BA1EB3BAC21338236A37646BFE78F302D3B
3240iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver6FBC.tmpxml
MD5:CBD0581678FA40F0EDCBC7C59E0CAD10
SHA256:159BD4343F344A08F6AF3B716B6FA679859C1BD1D7030D26FF5EF0255B86E1D9
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
13
DNS requests
14
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3240
iexplore.exe
GET
304
2.23.172.200:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?96c8eb5dfc595a04
unknown
unknown
3240
iexplore.exe
GET
304
2.23.172.200:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?70d85e3b0e586cab
unknown
unknown
3240
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
2.23.172.226:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?624d1ab720bef5f8
unknown
compressed
67.5 Kb
unknown
1080
svchost.exe
GET
304
2.23.172.226:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?1dd404ff67a3d8ee
unknown
compressed
67.5 Kb
unknown
3240
iexplore.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAzlnDD9eoNTLi0BRrMy%2BWU%3D
unknown
binary
314 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
4
System
192.168.100.255:137
whitelisted
224.0.0.252:5355
unknown
4
System
192.168.100.255:138
whitelisted
1080
svchost.exe
224.0.0.252:5355
unknown
3240
iexplore.exe
2.23.172.137:443
www.bing.com
Akamai International B.V.
DK
unknown
3240
iexplore.exe
2.23.172.200:80
ctldl.windowsupdate.com
Akamai International B.V.
DK
unknown
3240
iexplore.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted
3240
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
EDGECAST
US
whitelisted
1080
svchost.exe
2.23.172.226:80
ctldl.windowsupdate.com
Akamai International B.V.
DK
unknown

DNS requests

Domain
IP
Reputation
api.bing.com
  • 13.107.5.80
whitelisted
www.bing.com
  • 2.23.172.137
  • 2.23.172.176
  • 2.23.172.146
  • 2.23.172.155
  • 2.23.172.147
  • 2.23.172.138
  • 2.23.172.139
  • 2.23.172.154
  • 2.23.172.163
whitelisted
ctldl.windowsupdate.com
  • 2.23.172.200
  • 2.23.172.226
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
iecvlist.microsoft.com
  • 152.199.19.161
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted

Threats

No threats detected
No debug info