Analysis
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max time kernel
106s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
18-09-2022 22:11
Behavioral task
behavioral1
Sample
c637f9823893d9623be165b178d811c357063bf6cac38db75aa9a318c1d058ba.doc
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
c637f9823893d9623be165b178d811c357063bf6cac38db75aa9a318c1d058ba.doc
Resource
win10v2004-20220812-en
General
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Target
c637f9823893d9623be165b178d811c357063bf6cac38db75aa9a318c1d058ba.doc
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Size
30KB
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MD5
caa5bb0df1cbd732dea953795ef37be9
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SHA1
944b28c8161a4cca27923536852bd557fbffe9f1
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SHA256
c637f9823893d9623be165b178d811c357063bf6cac38db75aa9a318c1d058ba
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SHA512
4686698865deea1b9bd1150f618415de1a0cb72582b4472a587a8f6ea6056f91ca278fc5bb680dd9205258d72348c596679112d23baf17d6a399683cef1d7071
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SSDEEP
192:QHQw/gbj+sADPVZYTatqODJLvai5iRhPpQpNj4P6VE5lzwvRvMjELq4KoOq8mz:f3+sWNt1LNEHxQjjGDlzYZMj8Y3qhz
Malware Config
Signatures
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Drops file in Windows directory 1 IoCs
description 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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description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote 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 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\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\COMMAND 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 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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 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 HTML Editor WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\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 deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF}\ = "_UserForm" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF}\ = "ICommandButton" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{4C599243-6926-101B-9992-00000B65C6F9}\ = "IImage" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{7B020EC7-AF6C-11CE-9F46-00AA00574A4F} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents7" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE 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\"" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCombo" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{8BD21D22-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{47FF8FE1-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{47FF8FE1-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents2" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{5512D123-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{5512D123-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{7B020EC8-AF6C-11CE-9F46-00AA00574A4F}\ = "MultiPageEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{04598FC3-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\"" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776}\ = "SpinbuttonEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{8BD21D62-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\TypeLib\{F3003FC4-5D64-47FD-810D-7679690FF5DE}\2.0\0\win32 WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{9A4BBF53-4E46-101B-8BBD-00AA003E3B29}\ = "ControlEvents" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{4C599243-6926-101B-9992-00000B65C6F9} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{04598FC6-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{7B020EC7-AF6C-11CE-9F46-00AA00574A4F} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{7B020EC1-AF6C-11CE-9F46-00AA00574A4F}\ = "CommandButtonEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{8BD21D32-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{5512D11F-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLPassword" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{978C9E22-D4B0-11CE-BF2D-00AA003F40D0}\ = "LabelControlEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{47FF8FE8-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents9" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074}\ = "IReturnString" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F3003FC4-5D64-47FD-810D-7679690FF5DE}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VBE\\MSForms.exd" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{29B86A70-F52E-11CE-9BCE-00AA00608E01}\ = "IOptionFrame" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{8BD21D13-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcText" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCombo" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{5512D113-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLImage" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{5512D11F-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLPassword" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{82B02370-B5BC-11CF-810F-00A0C9030074}\ = "IReturnInteger" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Interface\{8BD21D43-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1396 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1396 WINWORD.EXE 1396 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1396 wrote to memory of 1540 1396 WINWORD.EXE 29 PID 1396 wrote to memory of 1540 1396 WINWORD.EXE 29 PID 1396 wrote to memory of 1540 1396 WINWORD.EXE 29 PID 1396 wrote to memory of 1540 1396 WINWORD.EXE 29
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\c637f9823893d9623be165b178d811c357063bf6cac38db75aa9a318c1d058ba.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:1396 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1540
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