Analysis
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max time kernel
150s -
max time network
152s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
02/03/2021, 07:53
Static task
static1
Behavioral task
behavioral1
Sample
0301_4735106192.doc
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
0301_4735106192.doc
Resource
win10v20201028
0 signatures
0 seconds
General
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Target
0301_4735106192.doc
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Size
309KB
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MD5
5b88ce7b6d291bcc66ba051a506354a9
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SHA1
39399130b340c650a2586017b25697042b5017d5
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SHA256
f6ac72773b856d715ea59ca3f0392877d68c326faf1c005bdd2cf89a018b70cd
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SHA512
e4e02c9febc093affdc63023db53ceb98fedeab98fbbf5f52caa1bc3e6d982de7a7f18869d1756ad63aee804085351eb91cc1cc05c355aa713adbc04b3ddc4ee
Score
10/10
Malware Config
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process 1908 2008 rundll32.exe 24 -
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 Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2008 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2008 WINWORD.EXE 2008 WINWORD.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2008 wrote to memory of 1756 2008 WINWORD.EXE 29 PID 2008 wrote to memory of 1756 2008 WINWORD.EXE 29 PID 2008 wrote to memory of 1756 2008 WINWORD.EXE 29 PID 2008 wrote to memory of 1756 2008 WINWORD.EXE 29 PID 2008 wrote to memory of 1908 2008 WINWORD.EXE 30 PID 2008 wrote to memory of 1908 2008 WINWORD.EXE 30 PID 2008 wrote to memory of 1908 2008 WINWORD.EXE 30 PID 2008 wrote to memory of 1908 2008 WINWORD.EXE 30 PID 2008 wrote to memory of 1908 2008 WINWORD.EXE 30 PID 2008 wrote to memory of 1908 2008 WINWORD.EXE 30 PID 2008 wrote to memory of 1908 2008 WINWORD.EXE 30
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\0301_4735106192.doc"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1756
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\local\temp\Static.dll,TJDGIAVOWBH2⤵
- Process spawned unexpected child process
PID:1908
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