Analysis
-
max time kernel
73s -
max time network
25s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
12-01-2021 19:43
Static task
static1
Behavioral task
behavioral1
Sample
0112_1005636132.doc
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
0112_1005636132.doc
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
-
Target
0112_1005636132.doc
-
Size
735KB
-
MD5
5773e90313ac82d4a3a2174260e486da
-
SHA1
4e40fbd0b04aee9b1c0f0daeb61e3f3879870cd5
-
SHA256
8bcf45c2de07f322b8efb959e3cef38fb9983fdb8b932c527321fd3db5e444c8
-
SHA512
b34dc85f0b44753e0291e429ef0d5ca5ab92f291fd3d49b8dca82053b56898e56d1be8bb9375436ffeb32a8298ff8de2d25d86fbab01a7e09c2dddea34acdf4a
Score
10/10
Malware Config
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
rundll32.exedescription pid pid_target process target process Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process 1724 936 rundll32.exe WINWORD.EXE -
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
-
Processes:
WINWORD.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE -
Modifies registry class 280 IoCs
Processes:
WINWORD.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\TypeLib\{72DA5D21-D977-4395-A367-EDB827E043A3}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VBE" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}\ = "Font" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{04598FC1-866C-11CF-AB7C-00AA00C08FCF}\ = "ILabelControl" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcToggleButton" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLCheckbox" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{5512D11D-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{8A683C91-BA84-11CF-8110-00A0C9030074}\ = "IReturnEffect" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{8BD21D62-EC42-11CE-9E0D-00AA006002F3}\ = "MdcToggleButtonEvents" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents10" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074}\ = "IReturnString" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{8BD21D43-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCheckBox" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{5512D113-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{8BD21D22-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{8BD21D52-EC42-11CE-9E0D-00AA006002F3}\ = "MdcOptionButtonEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{47FF8FE8-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{8BD21D13-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{04598FC6-866C-11CF-AB7C-00AA00C08FCF}\ = "IControl" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{5512D115-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLReset" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents7" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{72DA5D21-D977-4395-A367-EDB827E043A3}\2.0\HELPDIR WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F}\ = "ScrollbarEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcList" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{8BD21D53-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcOptionButton" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{92E11A03-7358-11CE-80CB-00AA00611080}\ = "Pages" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{944ACF93-A1E6-11CE-8104-00AA00611080}\ = "Tabs" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{5512D111-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLSubmitButton" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{5512D11D-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLHidden" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{978C9E22-D4B0-11CE-BF2D-00AA003F40D0}\ = "LabelControlEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{04598FC2-866C-11CF-AB7C-00AA00C08FCF}\ = "ITabStrip" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLCheckbox" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{5512D11B-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{EC72F590-F375-11CE-B9E8-00AA006B1A69} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{7B020EC8-AF6C-11CE-9F46-00AA00574A4F}\ = "MultiPageEvents" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\TypeLib\{72DA5D21-D977-4395-A367-EDB827E043A3}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VBE\\MSForms.exd" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}\ = "Font" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{EC72F590-F375-11CE-B9E8-00AA006B1A69} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{29B86A70-F52E-11CE-9BCE-00AA00608E01} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{9A4BBF53-4E46-101B-8BBD-00AA003E3B29} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{04598FC1-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{04598FC3-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents4" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{47FF8FE5-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents6" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{72DA5D21-D977-4395-A367-EDB827E043A3}\2.0 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{72DA5D21-D977-4395-A367-EDB827E043A3}\2.0\ = "Microsoft Forms 2.0 Object Library" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{8A683C91-BA84-11CF-8110-00A0C9030074}\ = "IReturnEffect" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{5512D113-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLImage" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{796ED650-5FE9-11CF-8D68-00AA00BDCE1D} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Wow6432Node\Interface\{7B020EC1-AF6C-11CE-9F46-00AA00574A4F} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{CF3F94A0-F546-11CE-9BCE-00AA00608E01}\ = "OptionFrameEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000_CLASSES\Interface\{5512D115-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 936 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
WINWORD.EXEpid process 936 WINWORD.EXE 936 WINWORD.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 936 wrote to memory of 584 936 WINWORD.EXE splwow64.exe PID 936 wrote to memory of 584 936 WINWORD.EXE splwow64.exe PID 936 wrote to memory of 584 936 WINWORD.EXE splwow64.exe PID 936 wrote to memory of 584 936 WINWORD.EXE splwow64.exe PID 936 wrote to memory of 1724 936 WINWORD.EXE rundll32.exe PID 936 wrote to memory of 1724 936 WINWORD.EXE rundll32.exe PID 936 wrote to memory of 1724 936 WINWORD.EXE rundll32.exe PID 936 wrote to memory of 1724 936 WINWORD.EXE rundll32.exe PID 936 wrote to memory of 1724 936 WINWORD.EXE rundll32.exe PID 936 wrote to memory of 1724 936 WINWORD.EXE rundll32.exe PID 936 wrote to memory of 1724 936 WINWORD.EXE rundll32.exe
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\0112_1005636132.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:936 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:584
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\Microsoft\Templates\W0rd.dll,DllUnregisterServer2⤵
- Process spawned unexpected child process
PID:1724