Analysis
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max time kernel
134s -
max time network
95s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
17-12-2020 12:26
Static task
static1
Behavioral task
behavioral1
Sample
files 12.17.2020.doc
Resource
win7v20201028
General
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Target
files 12.17.2020.doc
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Size
59KB
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MD5
2a631559ef534a0d256692408ab51bcf
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SHA1
3d3e0e6d1daa2fa91ac2c4b7cb3c98cbfd4913f7
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SHA256
f22d8e42dffd3328fd01c0eb8ad2a8872d8cb104f0be67f1bcf37e3b1b29c382
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SHA512
3546fa4229e55d0201d744f751bd9c53b18a5c51f45704e7a5056857493098d5c3b95f4e4236442289c4b240fed61ae76318aa91f1b0b8739512cb921a8f39c9
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.
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 1556 748 rundll32.exe WINWORD.EXE -
Blocklisted process makes network request 6 IoCs
Processes:
rundll32.exeflow pid process 5 1556 rundll32.exe 7 1556 rundll32.exe 9 1556 rundll32.exe 11 1556 rundll32.exe 13 1556 rundll32.exe 15 1556 rundll32.exe -
Downloads MZ/PE file
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Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 1556 rundll32.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
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Processes:
WINWORD.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" 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 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 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 -
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 rundll32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 rundll32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 rundll32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 rundll32.exe -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 2 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 748 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 1556 rundll32.exe 1556 rundll32.exe -
Suspicious use of SetWindowsHookEx 17 IoCs
Processes:
WINWORD.EXEpid process 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE 748 WINWORD.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 748 wrote to memory of 1556 748 WINWORD.EXE rundll32.exe PID 748 wrote to memory of 1556 748 WINWORD.EXE rundll32.exe PID 748 wrote to memory of 1556 748 WINWORD.EXE rundll32.exe PID 748 wrote to memory of 1556 748 WINWORD.EXE rundll32.exe PID 748 wrote to memory of 1556 748 WINWORD.EXE rundll32.exe PID 748 wrote to memory of 1556 748 WINWORD.EXE rundll32.exe PID 748 wrote to memory of 1556 748 WINWORD.EXE rundll32.exe PID 748 wrote to memory of 1468 748 WINWORD.EXE splwow64.exe PID 748 wrote to memory of 1468 748 WINWORD.EXE splwow64.exe PID 748 wrote to memory of 1468 748 WINWORD.EXE splwow64.exe PID 748 wrote to memory of 1468 748 WINWORD.EXE splwow64.exe
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\files 12.17.2020.doc"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32 c:\programdata\MOxIZ.pdf,ShowDialogA -r2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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\??\c:\programdata\MOxIZ.pdfMD5
c0ad5ddda0245780ba0d36babdedb526
SHA1d3c8e9f0733bd9bf8ecc608179e9e99d6dc7c0cf
SHA256446d4e7ac760e88162f625a1644ec5ce561ab24fa473f2f232bd7bf73502b63c
SHA51293a4d1951e16d8584f9b42ed68de945fca23491798fc359b367c78075aae734d028e536558de5c2b26424da6216cad9162ed82e8ec5f23a4af136666d22f53d5
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\ProgramData\MOxIZ.pdfMD5
c0ad5ddda0245780ba0d36babdedb526
SHA1d3c8e9f0733bd9bf8ecc608179e9e99d6dc7c0cf
SHA256446d4e7ac760e88162f625a1644ec5ce561ab24fa473f2f232bd7bf73502b63c
SHA51293a4d1951e16d8584f9b42ed68de945fca23491798fc359b367c78075aae734d028e536558de5c2b26424da6216cad9162ed82e8ec5f23a4af136666d22f53d5
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memory/748-2-0x0000000004ECF000-0x0000000004ED3000-memory.dmpFilesize
16KB
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memory/748-3-0x0000000000312000-0x0000000000316000-memory.dmpFilesize
16KB
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memory/1468-7-0x0000000000000000-mapping.dmp
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memory/1556-4-0x0000000000000000-mapping.dmp