Analysis
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max time kernel
69s -
max time network
54s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
21-11-2022 11:00
Behavioral task
behavioral1
Sample
cadf2f0c5b6417d4cf1948604786a0172c857a53ef34d48d11fe9b15d1b77681.docm
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
cadf2f0c5b6417d4cf1948604786a0172c857a53ef34d48d11fe9b15d1b77681.docm
Resource
win10v2004-20220812-en
General
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Target
cadf2f0c5b6417d4cf1948604786a0172c857a53ef34d48d11fe9b15d1b77681.docm
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Size
236KB
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MD5
d7afc6af4da8d991f27e3e83eccbf78b
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SHA1
c52899c516331e3ea9b7a67acdf6c9fd2fe9d4c0
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SHA256
cadf2f0c5b6417d4cf1948604786a0172c857a53ef34d48d11fe9b15d1b77681
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SHA512
d28da7573df303fc40517ca363b5385cf97c5a217846a8c427a07241fa2536dc26e61c2d1f5bb952cf98f38b7cf08112eb0e3067bcd22c8a3fdbaf9a6bcfc3ce
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SSDEEP
6144:l/QSd0FweydxRkthhWgqwbu22qk1F/6xDuocEkmkt:q1OeoxefhW1wa22zd/ckt
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 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 Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit 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 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 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 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 MHTML Editor\shell WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt 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 created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML 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 Key created \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\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\edit WINWORD.EXE Key created \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 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" 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 Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar 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 Key deleted \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 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE -
Modifies registry class 64 IoCs
Processes:
WINWORD.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{CF3F94A0-F546-11CE-9BCE-00AA00608E01} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\TypeLib\{66BAB6C8-EF7E-4DAC-A9C5-5F9A0E5A3213}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Word8.0\\MSForms.exd" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074}\ = "IReturnString" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\"" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{04598FC2-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{8BD21D12-EC42-11CE-9E0D-00AA006002F3}\ = "MdcTextEvents" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\TypeLib WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{47FF8FE1-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCombo" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{8BD21D62-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{47FF8FE4-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents5" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{8BD21D22-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{8A683C91-BA84-11CF-8110-00A0C9030074}\ = "IReturnEffect" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{796ED650-5FE9-11CF-8D68-00AA00BDCE1D} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{79176FB3-B7F2-11CE-97EF-00AA006D2776}\ = "ISpinbutton" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{29B86A70-F52E-11CE-9BCE-00AA00608E01}\ = "IOptionFrame" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{5512D11F-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{7B020EC7-AF6C-11CE-9F46-00AA00574A4F}\ = "TabStripEvents" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{A38BFFC3-A5A0-11CE-8107-00AA00611080} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents4" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{47FF8FE8-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{5B9D8FC8-4A71-101B-97A6-00000B65C08B} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{8BD21D52-EC42-11CE-9E0D-00AA006002F3}\ = "MdcOptionButtonEvents" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{29B86A70-F52E-11CE-9BCE-00AA00608E01} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{66BAB6C8-EF7E-4DAC-A9C5-5F9A0E5A3213}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Word8.0\\MSForms.exd" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\TypeLib\{66BAB6C8-EF7E-4DAC-A9C5-5F9A0E5A3213}\2.0\0\win32 WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{92E11A03-7358-11CE-80CB-00AA00611080} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{82B02370-B5BC-11CF-810F-00A0C9030074} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{5512D11D-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLHidden" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{8BD21D42-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{04598FC6-866C-11CF-AB7C-00AA00C08FCF}\ = "IControl" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{A38BFFC3-A5A0-11CE-8107-00AA00611080}\ = "Tab" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Wow6432Node\Interface\{5512D123-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{5512D11B-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Interface\{7B020EC8-AF6C-11CE-9F46-00AA00574A4F}\ = "MultiPageEvents" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 1824 WINWORD.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
WINWORD.EXEpid process 1824 WINWORD.EXE 1824 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
WINWORD.EXEpid process 1824 WINWORD.EXE 1824 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 1824 wrote to memory of 560 1824 WINWORD.EXE splwow64.exe PID 1824 wrote to memory of 560 1824 WINWORD.EXE splwow64.exe PID 1824 wrote to memory of 560 1824 WINWORD.EXE splwow64.exe PID 1824 wrote to memory of 560 1824 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\cadf2f0c5b6417d4cf1948604786a0172c857a53ef34d48d11fe9b15d1b77681.docm"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:560