Analysis
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max time kernel
108s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
20-11-2022 05:26
Behavioral task
behavioral1
Sample
6f6189c4f7dcf0ef0b1517391a37d0c71854433cd4fc2f7704b51174196a00c9.doc
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
6f6189c4f7dcf0ef0b1517391a37d0c71854433cd4fc2f7704b51174196a00c9.doc
Resource
win10v2004-20221111-en
General
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Target
6f6189c4f7dcf0ef0b1517391a37d0c71854433cd4fc2f7704b51174196a00c9.doc
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Size
72KB
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MD5
414f51289a29042fda23440a56b39670
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SHA1
ff801b14a06827dd4fe4762ca2b63113f9d04351
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SHA256
6f6189c4f7dcf0ef0b1517391a37d0c71854433cd4fc2f7704b51174196a00c9
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SHA512
99853d84d048253d388c283638225d2bc17f93074c61b48705382f21dad428080fab395a6af714ca5b0bfb81b807940f4c7174322369265990c35c0de0df8694
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SSDEEP
768:c0Q0oN6aGHjVytBE3Y/q6JuainMmGC2pK4uUwLT/NsgBHZ:ajpIjS23+q6UnMI2pSTqYZ
Malware Config
Signatures
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Drops file in Windows directory 1 IoCs
Processes:
WINWORD.EXEdescription ioc process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Office loads VBA resources, possible macro or embedded object present
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Processes:
WINWORD.EXEdescription ioc process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE -
Modifies registry class 64 IoCs
Processes:
WINWORD.EXEdescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\"" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\"" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 2028 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
WINWORD.EXEpid process 2028 WINWORD.EXE 2028 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 2028 wrote to memory of 1096 2028 WINWORD.EXE splwow64.exe PID 2028 wrote to memory of 1096 2028 WINWORD.EXE splwow64.exe PID 2028 wrote to memory of 1096 2028 WINWORD.EXE splwow64.exe PID 2028 wrote to memory of 1096 2028 WINWORD.EXE splwow64.exe
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\6f6189c4f7dcf0ef0b1517391a37d0c71854433cd4fc2f7704b51174196a00c9.doc"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1096