Analysis
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max time kernel
71s -
max time network
20s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
01/03/2021, 17:04
Static task
static1
Behavioral task
behavioral1
Sample
0301_203089882.doc
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
0301_203089882.doc
Resource
win10v20201028
0 signatures
0 seconds
General
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Target
0301_203089882.doc
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Size
309KB
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MD5
dd655abe26d4749ee69cd8ddff49298f
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SHA1
1ff915cb2697fea83433bcf920a6ae45ba3c9b4e
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SHA256
5f0f68a7db1d84e3ab937cfe8ccb0cfe60ee44feae7c0e430c4a8357992e1ca4
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SHA512
60a5a481805decd3d8733f02dde8499b31c46f3e66e95f483b80bac4456c2269fd031ca5801e99f2d6e5321cde4930831caac9b7689698db9bf813dbe35e9bc7
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 1372 1812 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 (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\Se&nd to OneNote WINWORD.EXE 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 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 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 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 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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1812 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1812 WINWORD.EXE 1812 WINWORD.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1812 wrote to memory of 1408 1812 WINWORD.EXE 26 PID 1812 wrote to memory of 1408 1812 WINWORD.EXE 26 PID 1812 wrote to memory of 1408 1812 WINWORD.EXE 26 PID 1812 wrote to memory of 1408 1812 WINWORD.EXE 26 PID 1812 wrote to memory of 1372 1812 WINWORD.EXE 27 PID 1812 wrote to memory of 1372 1812 WINWORD.EXE 27 PID 1812 wrote to memory of 1372 1812 WINWORD.EXE 27 PID 1812 wrote to memory of 1372 1812 WINWORD.EXE 27 PID 1812 wrote to memory of 1372 1812 WINWORD.EXE 27 PID 1812 wrote to memory of 1372 1812 WINWORD.EXE 27 PID 1812 wrote to memory of 1372 1812 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\0301_203089882.doc"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1408
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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:1372
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