Analysis Overview
SHA256
c222037658ff24487ed5d647c31e89bc07ac8a96c5dfbb133b2f9187d1c846dc
Threat Level: Known bad
The file Airiku.co.zip was found to be: Known bad.
Malicious Activity Summary
Emotet
Process spawned unexpected child process
Suspicious Office macro
Office macro that triggers on suspicious action
Loads dropped DLL
Adds Run key to start application
Drops file in Windows directory
Office loads VBA resources, possible macro or embedded object present
Checks processor information in registry
Script User-Agent
Modifies registry class
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-08 02:59
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-08 02:58
Reported
2023-03-08 03:02
Platform
win7-20230220-en
Max time kernel
104s
Max time network
33s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
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 |
Office loads VBA resources, possible macro or embedded object present
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell | 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 |
| Key created | \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\shell | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\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\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\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 MHTML 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 | 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 (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 |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\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 | 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 |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\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 |
| 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 |
| 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\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Toolbar | 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\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 (int) | \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" | 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\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 HTML Editor | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\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-1-5-21-3430344531-3702557399-3004411149-1000\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 |
| 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 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 HTML Editor | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| 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 |
| 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 |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile | 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\.mht\OpenWithList | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command | 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\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version | 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 |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe | 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 |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon | 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 |
| 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\Microsoft Publisher\shell\edit\command | 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 (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\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\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic | 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\.mht\OpenWithList\Excel.exe\shell\edit | 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\ = "[open(\"%1\")]" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic | 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\DefaultIcon\ = "\"%1\"" | 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\DefaultIcon | 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 Word | 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\htmlfile\DefaultIcon\ = "\"%1\"" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\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\.mht\OpenWithList\Microsoft Word\shell\edit | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\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\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" | 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\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe | 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\shell | 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 |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command | 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 |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit | 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 |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" | 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 |
| 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 |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\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\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" | 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\.mht\OpenWithList\WinWord.exe | 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\application\ = "Excel" | 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 |
| 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 |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | 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 behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
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\2023-03-08_1157.doc"
C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\035945.tmp"
C:\Windows\system32\regsvr32.exe
/s "C:\Users\Admin\AppData\Local\Temp\035945.tmp"
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\SsahlN\fbov.dll"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.dnautik.com | udp |
| RS | 195.252.110.130:80 | www.dnautik.com | tcp |
Files
memory/1052-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1052-81-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-82-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-80-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-79-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-86-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-87-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-85-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-84-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-83-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-88-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-92-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-93-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-91-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-90-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-89-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-98-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-97-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-96-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-95-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-94-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-121-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-163-0x00000000007D0000-0x00000000008D0000-memory.dmp
memory/1052-205-0x00000000007D0000-0x00000000008D0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\035948.zip
| MD5 | 586c64b6fd7bcf2c5a553612c3b21e45 |
| SHA1 | f52362a551e938b7508a8efc620335ff05a171ac |
| SHA256 | 3bc46bd946c948b6b7c7d1cc1280510ae8a7937356fc96c98fb4f1aab23ba1ba |
| SHA512 | 18c1fdcaa636a0a8b9647f490707c6367b81dff18b8124fb3c7c94a3821a3c678f0357763980e2cd14edbd344d265798cca4dde1dac83a02282ee900cbe631d3 |
memory/1052-1077-0x00000000064E0000-0x00000000064E1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\035945.tmp
| MD5 | 49d805bdd67f596cc1e3ec542257b004 |
| SHA1 | c5917591ff50ab18122898a38807c188ec58a672 |
| SHA256 | 82c686354cb49727b40f46546e791eafe90ba6a58912a638a43105045e55dc3c |
| SHA512 | 697256477705b77f6e2df89f35d2e7b5256ab3d60283383be2361b210d4deafa4734f949cfcd160ba915958414881c69e283b0530dfedab5303e1d483befe877 |
\Users\Admin\AppData\Local\Temp\035945.tmp
| MD5 | 49d805bdd67f596cc1e3ec542257b004 |
| SHA1 | c5917591ff50ab18122898a38807c188ec58a672 |
| SHA256 | 82c686354cb49727b40f46546e791eafe90ba6a58912a638a43105045e55dc3c |
| SHA512 | 697256477705b77f6e2df89f35d2e7b5256ab3d60283383be2361b210d4deafa4734f949cfcd160ba915958414881c69e283b0530dfedab5303e1d483befe877 |
\Users\Admin\AppData\Local\Temp\035945.tmp
| MD5 | 49d805bdd67f596cc1e3ec542257b004 |
| SHA1 | c5917591ff50ab18122898a38807c188ec58a672 |
| SHA256 | 82c686354cb49727b40f46546e791eafe90ba6a58912a638a43105045e55dc3c |
| SHA512 | 697256477705b77f6e2df89f35d2e7b5256ab3d60283383be2361b210d4deafa4734f949cfcd160ba915958414881c69e283b0530dfedab5303e1d483befe877 |
memory/572-1264-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/1052-1270-0x00000000064E0000-0x00000000064E1000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
| MD5 | 84a7419af22001e2e9092420601e456f |
| SHA1 | 2c15000a82773d8e439c9fa00639f8f22e5f0969 |
| SHA256 | 39674b922e6cc7c13af4f311d63eaeb430969ebd684e02d915bbce38071d0bed |
| SHA512 | 5cb06fb91ebc8bdb9dc6ae00f3529f7cf3acb86ea725043f3dadb9c4dc2854db2142d4e587f8b5d4d0e6db3a520a465a7ae2ab4ebe7e0ec633df99da95aceec3 |
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-08 02:58
Reported
2023-03-08 03:02
Platform
win10v2004-20230220-en
Max time kernel
148s
Max time network
156s
Command Line
Signatures
Emotet
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Windows\system32\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UUQMgaaoMfJdSk.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\PXkIkjayjBlVCapAe\\UUQMgaaoMfJdSk.dll\"" | C:\Windows\system32\regsvr32.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2816 wrote to memory of 2388 | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | C:\Windows\System32\regsvr32.exe |
| PID 2816 wrote to memory of 2388 | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | C:\Windows\System32\regsvr32.exe |
| PID 2388 wrote to memory of 4704 | N/A | C:\Windows\System32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2388 wrote to memory of 4704 | N/A | C:\Windows\System32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
Processes
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\2023-03-08_1157.doc" /o ""
C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\035950.tmp"
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\PXkIkjayjBlVCapAe\UUQMgaaoMfJdSk.dll"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| NL | 8.238.20.126:80 | tcp | |
| NL | 8.238.20.126:80 | tcp | |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.238.32.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 191.88.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.dnautik.com | udp |
| RS | 195.252.110.130:80 | www.dnautik.com | tcp |
| US | 8.8.8.8:53 | 130.110.252.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 169.117.168.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 164.2.77.40.in-addr.arpa | udp |
| US | 20.189.173.5:443 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| BE | 23.55.97.181:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| US | 8.8.8.8:53 | 64.13.109.52.in-addr.arpa | udp |
| US | 93.184.221.240:80 | tcp | |
| FR | 91.121.146.47:8080 | 91.121.146.47 | tcp |
| US | 8.8.8.8:53 | 47.146.121.91.in-addr.arpa | udp |
Files
memory/2816-133-0x00007FF932130000-0x00007FF932140000-memory.dmp
memory/2816-134-0x00007FF932130000-0x00007FF932140000-memory.dmp
memory/2816-135-0x00007FF932130000-0x00007FF932140000-memory.dmp
memory/2816-136-0x00007FF932130000-0x00007FF932140000-memory.dmp
memory/2816-137-0x00007FF932130000-0x00007FF932140000-memory.dmp
memory/2816-138-0x00007FF92FBF0000-0x00007FF92FC00000-memory.dmp
memory/2816-139-0x00007FF92FBF0000-0x00007FF92FC00000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\035952.zip
| MD5 | 586c64b6fd7bcf2c5a553612c3b21e45 |
| SHA1 | f52362a551e938b7508a8efc620335ff05a171ac |
| SHA256 | 3bc46bd946c948b6b7c7d1cc1280510ae8a7937356fc96c98fb4f1aab23ba1ba |
| SHA512 | 18c1fdcaa636a0a8b9647f490707c6367b81dff18b8124fb3c7c94a3821a3c678f0357763980e2cd14edbd344d265798cca4dde1dac83a02282ee900cbe631d3 |
C:\Users\Admin\AppData\Local\Temp\035950.tmp
| MD5 | 49d805bdd67f596cc1e3ec542257b004 |
| SHA1 | c5917591ff50ab18122898a38807c188ec58a672 |
| SHA256 | 82c686354cb49727b40f46546e791eafe90ba6a58912a638a43105045e55dc3c |
| SHA512 | 697256477705b77f6e2df89f35d2e7b5256ab3d60283383be2361b210d4deafa4734f949cfcd160ba915958414881c69e283b0530dfedab5303e1d483befe877 |
C:\Users\Admin\AppData\Local\Temp\035950.tmp
| MD5 | 49d805bdd67f596cc1e3ec542257b004 |
| SHA1 | c5917591ff50ab18122898a38807c188ec58a672 |
| SHA256 | 82c686354cb49727b40f46546e791eafe90ba6a58912a638a43105045e55dc3c |
| SHA512 | 697256477705b77f6e2df89f35d2e7b5256ab3d60283383be2361b210d4deafa4734f949cfcd160ba915958414881c69e283b0530dfedab5303e1d483befe877 |
memory/2388-177-0x0000000180000000-0x000000018002D000-memory.dmp
memory/2388-180-0x0000000002A10000-0x0000000002A11000-memory.dmp
C:\Windows\System32\PXkIkjayjBlVCapAe\UUQMgaaoMfJdSk.dll
| MD5 | 49d805bdd67f596cc1e3ec542257b004 |
| SHA1 | c5917591ff50ab18122898a38807c188ec58a672 |
| SHA256 | 82c686354cb49727b40f46546e791eafe90ba6a58912a638a43105045e55dc3c |
| SHA512 | 697256477705b77f6e2df89f35d2e7b5256ab3d60283383be2361b210d4deafa4734f949cfcd160ba915958414881c69e283b0530dfedab5303e1d483befe877 |
memory/4704-188-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2816-215-0x00007FF932130000-0x00007FF932140000-memory.dmp
memory/2816-216-0x00007FF932130000-0x00007FF932140000-memory.dmp
memory/2816-217-0x00007FF932130000-0x00007FF932140000-memory.dmp
memory/2816-218-0x00007FF932130000-0x00007FF932140000-memory.dmp