Analysis
-
max time kernel
91s -
max time network
92s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
07-12-2020 17:59
Static task
static1
Behavioral task
behavioral1
Sample
direct-12.20.doc
Resource
win7v20201028
General
-
Target
direct-12.20.doc
-
Size
74KB
-
MD5
cee51e0e0e0133822c6111ef1ab6cfbb
-
SHA1
8e6d6ac6416ed49cc20f5e2424dee11222e23994
-
SHA256
2dd512c4f4c8940207a3eadaf64ae639c0f295239a629466bb1f2d45253a8a93
-
SHA512
3372d4482ed06f0a617c24eb7978e27195ee40320e1d3fdb9e89dcabe0d8bd95d936d806a61c73e63d512c6e29b34af0283cdad5aeaaa179eafa4b1f371742b6
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 1992 1408 rundll32.exe WINWORD.EXE -
Blocklisted process makes network request 9 IoCs
Processes:
mshta.exerundll32.exeflow pid process 5 1736 mshta.exe 8 1616 rundll32.exe 10 1616 rundll32.exe 12 1616 rundll32.exe 14 1616 rundll32.exe 16 1616 rundll32.exe 18 1616 rundll32.exe 20 1616 rundll32.exe 22 1616 rundll32.exe -
Downloads MZ/PE file
-
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 1616 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 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Office loads VBA resources, possible macro or embedded object present
-
Processes:
WINWORD.EXEmshta.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 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 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\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main mshta.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar 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 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 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 -
Processes:
rundll32.exedescription ioc process 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 Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 rundll32.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 1408 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 1616 rundll32.exe 1616 rundll32.exe -
Suspicious use of SetWindowsHookEx 16 IoCs
Processes:
WINWORD.EXEpid process 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE 1408 WINWORD.EXE -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
WINWORD.EXErundll32.exemshta.exedescription pid process target process PID 1408 wrote to memory of 1992 1408 WINWORD.EXE rundll32.exe PID 1408 wrote to memory of 1992 1408 WINWORD.EXE rundll32.exe PID 1408 wrote to memory of 1992 1408 WINWORD.EXE rundll32.exe PID 1408 wrote to memory of 1992 1408 WINWORD.EXE rundll32.exe PID 1408 wrote to memory of 1992 1408 WINWORD.EXE rundll32.exe PID 1408 wrote to memory of 1992 1408 WINWORD.EXE rundll32.exe PID 1408 wrote to memory of 1992 1408 WINWORD.EXE rundll32.exe PID 1992 wrote to memory of 1736 1992 rundll32.exe mshta.exe PID 1992 wrote to memory of 1736 1992 rundll32.exe mshta.exe PID 1992 wrote to memory of 1736 1992 rundll32.exe mshta.exe PID 1992 wrote to memory of 1736 1992 rundll32.exe mshta.exe PID 1408 wrote to memory of 1832 1408 WINWORD.EXE splwow64.exe PID 1408 wrote to memory of 1832 1408 WINWORD.EXE splwow64.exe PID 1408 wrote to memory of 1832 1408 WINWORD.EXE splwow64.exe PID 1408 wrote to memory of 1832 1408 WINWORD.EXE splwow64.exe PID 1736 wrote to memory of 1616 1736 mshta.exe rundll32.exe PID 1736 wrote to memory of 1616 1736 mshta.exe rundll32.exe PID 1736 wrote to memory of 1616 1736 mshta.exe rundll32.exe PID 1736 wrote to memory of 1616 1736 mshta.exe rundll32.exe PID 1736 wrote to memory of 1616 1736 mshta.exe rundll32.exe PID 1736 wrote to memory of 1616 1736 mshta.exe rundll32.exe PID 1736 wrote to memory of 1616 1736 mshta.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\direct-12.20.doc"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" url.dll,OpenURL c:\users\public\index.hta2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\users\public\index.hta"3⤵
- Blocklisted process makes network request
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" c:\programdata\aT2QI.pdf,ShowDialogA -r4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\users\public\index.htaMD5
68555a79084fe947402ec3cef78faf32
SHA1a33f9228b1b216ab9d70df1e5543886108e4416a
SHA256a71e3fa4a867902bda2bfac324efbeb131c296d65d65e7f70df119e909e49ba0
SHA51231f1ea0db6c37ca278b67c726c59cc13ef3946a0934df257448a3b2d9e6624244c3416962be442cf69814512077c096f8f613ddceac9b3f8ec70f771a29c8e5c
-
\??\c:\programdata\aT2QI.pdfMD5
77c1047a9c5e0a7738fda291aaad5656
SHA1f0ef43dab625361b866218f9ade60eeba7f8f7de
SHA256644cbfa0afb9ecdbf94d1e4667fac0f21db2bb25665d68c3a47fbe2570ada89a
SHA512bf9c19c97190dcc74b078b317704c5993e6e7d916ce036e579e573d56ac7cec7e81a36c87710aeeac433cae90ab90204dd11c07c5a9c96dee8edd4ced2c28b11
-
\ProgramData\aT2QI.pdfMD5
77c1047a9c5e0a7738fda291aaad5656
SHA1f0ef43dab625361b866218f9ade60eeba7f8f7de
SHA256644cbfa0afb9ecdbf94d1e4667fac0f21db2bb25665d68c3a47fbe2570ada89a
SHA512bf9c19c97190dcc74b078b317704c5993e6e7d916ce036e579e573d56ac7cec7e81a36c87710aeeac433cae90ab90204dd11c07c5a9c96dee8edd4ced2c28b11
-
memory/792-6-0x000007FEF6680000-0x000007FEF68FA000-memory.dmpFilesize
2.5MB
-
memory/1616-7-0x0000000000000000-mapping.dmp
-
memory/1736-4-0x0000000000000000-mapping.dmp
-
memory/1736-10-0x0000000006880000-0x00000000068A3000-memory.dmpFilesize
140KB
-
memory/1832-5-0x0000000000000000-mapping.dmp
-
memory/1992-2-0x0000000000000000-mapping.dmp