Analysis
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max time kernel
103s -
max time network
105s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
02/03/2021, 15:30
Static task
static1
Behavioral task
behavioral1
Sample
0302_21678088538951.doc
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
0302_21678088538951.doc
Resource
win10v20201028
0 signatures
0 seconds
General
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Target
0302_21678088538951.doc
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Size
949KB
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MD5
aed05ff84c598163df82c80162a6a464
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SHA1
3f8e642f1d19a37fc82b2f720e6531c24cd30571
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SHA256
8ae01fb68107df5bae3e15d9baa7fdbc50b124da050d1f5323150f2e0d257ffa
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SHA512
e9b242696739f7279fcfe2197d3800cdc81f1dbee5568ed262307baa69ca93cabf143c327bbc7d7e4e94310fb2b80b1bd6a8ce9a9c19d4313408705cda31be3d
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 1764 2044 rundll32.exe 20 -
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 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 (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" 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 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 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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2044 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 16 IoCs
pid Process 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE 2044 WINWORD.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2044 wrote to memory of 1976 2044 WINWORD.EXE 26 PID 2044 wrote to memory of 1976 2044 WINWORD.EXE 26 PID 2044 wrote to memory of 1976 2044 WINWORD.EXE 26 PID 2044 wrote to memory of 1976 2044 WINWORD.EXE 26 PID 2044 wrote to memory of 1764 2044 WINWORD.EXE 27 PID 2044 wrote to memory of 1764 2044 WINWORD.EXE 27 PID 2044 wrote to memory of 1764 2044 WINWORD.EXE 27 PID 2044 wrote to memory of 1764 2044 WINWORD.EXE 27 PID 2044 wrote to memory of 1764 2044 WINWORD.EXE 27 PID 2044 wrote to memory of 1764 2044 WINWORD.EXE 27 PID 2044 wrote to memory of 1764 2044 WINWORD.EXE 27
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\0302_21678088538951.doc"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1976
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\local\temp\Static.dll,HBPWFXPUVWE2⤵
- Process spawned unexpected child process
PID:1764
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