File name:

yuyun.vbs

Full analysis: https://app.any.run/tasks/53f18b50-a46a-41f6-9084-a083c17e338b
Verdict: Malicious activity
Analysis date: October 09, 2020, 06:34:47
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/octet-stream
File info: data
MD5:

0A456FFFF1D3FD522457C187EBCF41E4

SHA1:

38D10544919BF3F1183BA6BF040E1CC3E156C3AE

SHA256:

3D929FBD23378F3246F6643F503E48AE8ECE5BDD8899E7DDF86568EBD044A2F2

SSDEEP:

192:93vF19G19+6SzeMr6u6dI4Ozl5B8BsdNN40yqlVHVex2XGVc:9N1Qi6SiMOtdI4OzlABsdr4RqlV1gWQc

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

    • Changes the autorun value in the registry

      • wscript.exe (PID: 3256)
      • wscript.exe (PID: 524)
      • wscript.exe (PID: 3652)
      • wscript.exe (PID: 2608)

  • SUSPICIOUS

    • Application launched itself

      • WScript.exe (PID: 2728)
      • WScript.exe (PID: 2296)
      • WScript.exe (PID: 1608)
      • WScript.exe (PID: 2480)

    • Executes scripts

      • WScript.exe (PID: 2728)
      • WScript.exe (PID: 2296)
      • WScript.exe (PID: 1608)
      • WScript.exe (PID: 2480)

    • Creates files in the Windows directory

      • wscript.exe (PID: 3256)

    • Creates files in the program directory

      • wscript.exe (PID: 3256)

  • INFO

    • Manual execution by user

      • WScript.exe (PID: 1608)
      • explorer.exe (PID: 3132)
      • WScript.exe (PID: 2296)
      • WScript.exe (PID: 2480)
      • rundll32.exe (PID: 2284)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
51
Monitored processes
10
Malicious processes
2
Suspicious processes
6

Behavior graph

Click at the process to see the details
start wscript.exe no specs wscript.exe explorer.exe no specs wscript.exe no specs wscript.exe wscript.exe no specs wscript.exe rundll32.exe no specs wscript.exe no specs wscript.exe

Process information

PID
CMD
Path
Indicators
Parent process
524"C:\Windows\System32\wscript.exe" //e:VBScript C:\Users\admin\AppData\Local\Temp\radA620D.tmp "C:\Users\admin\AppData\Local\Temp\yuyun.vbs"C:\Windows\System32\wscript.exe
WScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\systemroot\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
1608"C:\Windows\System32\WScript.exe" "C:\Users\admin\AppData\Local\Temp\yuyun.vbs" C:\Windows\System32\WScript.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\systemroot\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
2284"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Local\Temp\radB1765.tmpC:\Windows\system32\rundll32.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\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\imagehlp.dll
2296"C:\Windows\System32\WScript.exe" "C:\Users\admin\AppData\Local\Temp\yuyun.vbs" C:\Windows\System32\WScript.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\systemroot\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
2480"C:\Windows\System32\WScript.exe" "C:\Users\admin\AppData\Local\Temp\yuyun.vbs" C:\Windows\System32\WScript.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\systemroot\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
2608"C:\Windows\System32\wscript.exe" //e:VBScript C:\Users\admin\AppData\Local\Temp\rad5C9B7.tmp "C:\Users\admin\AppData\Local\Temp\yuyun.vbs"C:\Windows\System32\wscript.exe
WScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\systemroot\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
2728"C:\Windows\System32\WScript.exe" "C:\Users\admin\AppData\Local\Temp\yuyun.vbs"C:\Windows\System32\WScript.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\systemroot\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
3132"C:\Windows\explorer.exe" C:\Windows\explorer.exe—explorer.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:\systemroot\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
3256"C:\Windows\System32\wscript.exe" //e:VBScript C:\Users\admin\AppData\Local\Temp\radB1765.tmp "C:\Users\admin\AppData\Local\Temp\yuyun.vbs"C:\Windows\System32\wscript.exe
WScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\systemroot\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
3652"C:\Windows\System32\wscript.exe" //e:VBScript C:\Users\admin\AppData\Local\Temp\rad46074.tmp "C:\Users\admin\AppData\Local\Temp\yuyun.vbs"C:\Windows\System32\wscript.exe
WScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.exe
c:\systemroot\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
Total events
864
Read events
833
Write events
26
Delete events
5

Modification events

(PID) Process:(2728) WScript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2728) WScript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3256) wscript.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile
Operation:delete valueName:IsShortcut
Value:
(PID) Process:(3256) wscript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:Explorer
Value:
Wscript.exe //e:VBScript "C:\Users\admin\Documents\database.mdb"
(PID) Process:(3256) wscript.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:WinUpdate
Value:
Wscript.exe //e:VBScript "C:\Windows\:Microsoft Office Update for Windows XP.sys"
(PID) Process:(1608) WScript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(1608) WScript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3652) wscript.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile
Operation:delete valueName:IsShortcut
Value:
(PID) Process:(3652) wscript.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:Explorer
Value:
Wscript.exe //e:VBScript "C:\Users\admin\Documents\database.mdb"
(PID) Process:(3652) wscript.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:WinUpdate
Value:
Wscript.exe //e:VBScript "C:\Windows\:Microsoft Office Update for Windows XP.sys"
Executable files
0
Suspicious files
71
Text files
8
Unknown types
72

Dropped files

PID
Process
Filename
Type
3256wscript.exeC:\Users\admin\AppData\Local\VirtualStore\Program Files\Adobe\Thumb.dbbinary
MD5:0A456FFFF1D3FD522457C187EBCF41E4
SHA256:3D929FBD23378F3246F6643F503E48AE8ECE5BDD8899E7DDF86568EBD044A2F2
3256wscript.exeC:\Users\admin\Documents\database.mdbbinary
MD5:0A456FFFF1D3FD522457C187EBCF41E4
SHA256:3D929FBD23378F3246F6643F503E48AE8ECE5BDD8899E7DDF86568EBD044A2F2
3256wscript.exeC:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\autorun.infinf
MD5:080D8EF2430B49F991B460ABF4AF5156
SHA256:5E3D12B064782BD2CB324894606451FF33B0B7DC6174BF70CB8D52C953475BFD
3256wscript.exeC:\Users\admin\AppData\Local\VirtualStore\Thumb.dbbinary
MD5:0A456FFFF1D3FD522457C187EBCF41E4
SHA256:3D929FBD23378F3246F6643F503E48AE8ECE5BDD8899E7DDF86568EBD044A2F2
3256wscript.exeC:\Users\admin\AppData\Local\Temp\auto.exeinf
MD5:080D8EF2430B49F991B460ABF4AF5156
SHA256:5E3D12B064782BD2CB324894606451FF33B0B7DC6174BF70CB8D52C953475BFD
3256wscript.exeC:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\Microsoft.lnklnk
MD5:EF60ABE6F6E5F16653FCE9B9367F2E99
SHA256:C8406E1BC68523C0FE48EE42388AAC49EB2D1D5C019B437CCB236FB57F4ED969
2728WScript.exeC:\Users\admin\AppData\Local\Temp\radB1765.tmptext
MD5:977A2C8088B38E086137938079B25F43
SHA256:1B08C30E388C28E52F862A75230DC92C7338EE13B4CE3E606BF2A929ED349F52
3256wscript.exeC:\Users\admin\AppData\Local\Temp\rad19424.tmpbinary
MD5:0A456FFFF1D3FD522457C187EBCF41E4
SHA256:3D929FBD23378F3246F6643F503E48AE8ECE5BDD8899E7DDF86568EBD044A2F2
3256wscript.exeC:\Users\admin\AppData\Local\VirtualStore\Program Files\Google\Thumb.dbbinary
MD5:0A456FFFF1D3FD522457C187EBCF41E4
SHA256:3D929FBD23378F3246F6643F503E48AE8ECE5BDD8899E7DDF86568EBD044A2F2
3256wscript.exeC:\Users\admin\AppData\Local\VirtualStore\Program Files\Thumb.dbbinary
MD5:0A456FFFF1D3FD522457C187EBCF41E4
SHA256:3D929FBD23378F3246F6643F503E48AE8ECE5BDD8899E7DDF86568EBD044A2F2
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
yuyun.vbs