Analysis Overview
SHA256
6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c
Threat Level: Known bad
The file 6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c was found to be: Known bad.
Malicious Activity Summary
Kutaki family
Kutaki Executable
Checks computer location settings
Drops file in Windows directory
Enumerates physical storage devices
Office loads VBA resources, possible macro or embedded object present
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: AddClipboardFormatListener
Checks processor information in registry
Modifies registry class
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Modifies Internet Explorer settings
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-02-15 20:37
Signatures
Kutaki Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Kutaki family
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-15 20:37
Reported
2022-02-15 20:43
Platform
win7-en-20211208
Max time kernel
153s
Max time network
136s
Command Line
Signatures
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Debug\WIA\wiatrace.log | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Enumerates physical storage devices
Office loads VBA resources, possible macro or embedded object present
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| 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\"" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| 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\"" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| 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" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\"" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597} | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c.exe
"C:\Users\Admin\AppData\Local\Temp\6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c C:\Users\Admin\AppData\Local\Temp\0001.docx
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\0001.docx"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
Files
memory/1672-57-0x0000000075DF1000-0x0000000075DF3000-memory.dmp
memory/748-59-0x000000002FA51000-0x000000002FA52000-memory.dmp
memory/748-60-0x0000000072B61000-0x0000000072B64000-memory.dmp
memory/748-61-0x0000000070431000-0x0000000070433000-memory.dmp
memory/748-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/748-64-0x000000007141D000-0x0000000071428000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\0001.docx
| MD5 | 178db01fb75703b0be87694e6c9ebe01 |
| SHA1 | 483c31bf747868844c06af2a4ed7a0fbc984fffa |
| SHA256 | a4c7d149fdc7eae5672920a95283ecfc221378e6d90699cb0563e64564048255 |
| SHA512 | 941b3339df729395a9bbde364ce91696f039c0a78ea1f8451ff23d297dfa6c40991a88a7e3ec67f000327bdbbec3d3ed9289d8c7abefa8db5384d9fcecc7ab17 |
memory/1920-66-0x000007FEFC3A1000-0x000007FEFC3A3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-15 20:37
Reported
2022-02-15 20:42
Platform
win10v2004-en-20220112
Max time kernel
166s
Max time network
165s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\cmd.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Logs\CBS\CBS.log | C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe | N/A |
| File opened for modification | C:\Windows\WinSxS\pending.xml | C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\system32\MusNotifyIcon.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\system32\MusNotifyIcon.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90" | C:\Windows\System32\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.118123" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4140" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3820" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" | C:\Windows\System32\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" | C:\Windows\System32\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization | C:\Windows\System32\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4128" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.079365" | C:\Windows\System32\svchost.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000_Classes\Local Settings | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1340 wrote to memory of 1892 | N/A | C:\Users\Admin\AppData\Local\Temp\6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1340 wrote to memory of 1892 | N/A | C:\Users\Admin\AppData\Local\Temp\6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1340 wrote to memory of 1892 | N/A | C:\Users\Admin\AppData\Local\Temp\6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1892 wrote to memory of 3932 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE |
| PID 1892 wrote to memory of 3932 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE |
Processes
C:\Users\Admin\AppData\Local\Temp\6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c.exe
"C:\Users\Admin\AppData\Local\Temp\6a33b25229abc44f84ce1cd99a9dc894cc2af64c520a22a19e669429d492f78c.exe"
C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 0
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c C:\Users\Admin\AppData\Local\Temp\0001.docx
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0001.docx" /o ""
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | geo.prod.do.dsp.mp.microsoft.com | udp |
| IE | 20.191.46.109:443 | geo.prod.do.dsp.mp.microsoft.com | tcp |
| US | 8.8.8.8:53 | kv801.prod.do.dsp.mp.microsoft.com | udp |
| NL | 184.29.205.60:443 | kv801.prod.do.dsp.mp.microsoft.com | tcp |
| NL | 184.29.205.60:443 | kv801.prod.do.dsp.mp.microsoft.com | tcp |
| US | 8.8.8.8:53 | geover.prod.do.dsp.mp.microsoft.com | udp |
| NL | 184.29.205.2:443 | geover.prod.do.dsp.mp.microsoft.com | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\0001.docx
| MD5 | 178db01fb75703b0be87694e6c9ebe01 |
| SHA1 | 483c31bf747868844c06af2a4ed7a0fbc984fffa |
| SHA256 | a4c7d149fdc7eae5672920a95283ecfc221378e6d90699cb0563e64564048255 |
| SHA512 | 941b3339df729395a9bbde364ce91696f039c0a78ea1f8451ff23d297dfa6c40991a88a7e3ec67f000327bdbbec3d3ed9289d8c7abefa8db5384d9fcecc7ab17 |
memory/3932-133-0x00007FF9BCA90000-0x00007FF9BCAA0000-memory.dmp
memory/3932-134-0x00007FF9BCA90000-0x00007FF9BCAA0000-memory.dmp
memory/3932-135-0x00007FF9BCA90000-0x00007FF9BCAA0000-memory.dmp
memory/3932-136-0x00007FF9BCA90000-0x00007FF9BCAA0000-memory.dmp
memory/3932-137-0x00007FF9BCA90000-0x00007FF9BCAA0000-memory.dmp
memory/3932-138-0x00007FF9FCAAD000-0x00007FF9FCAAE000-memory.dmp
memory/3932-139-0x00007FF9FCAB0000-0x00007FF9FCAB1000-memory.dmp