Analysis
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max time kernel
106s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
14-03-2023 08:53
Static task
static1
Behavioral task
behavioral1
Sample
09bc8adfe0ffd0fccff2be1dda684beb.doc
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
09bc8adfe0ffd0fccff2be1dda684beb.doc
Resource
win10v2004-20230220-en
General
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Target
09bc8adfe0ffd0fccff2be1dda684beb.doc
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Size
1.1MB
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MD5
09bc8adfe0ffd0fccff2be1dda684beb
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SHA1
e29f863614917427451331f6da1904eb2fa88ea3
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SHA256
d74e39811a50e6fec07b45cdd4fcb5237616ee6af5e0e834aa55bc98332d4c43
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SHA512
863f8a6c3006c414a856c2b989cf378f9633615391cb3ececa489c717a49b1b8a907371666ae58de42e618d049679ae447575c4f5bb93a453ac6b74f4d598025
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SSDEEP
24576:c1Gjm3E180RVWTWrlGmKJWVlyiQo6E0tRpzAY:c1Ga3EL2MGmK2lDQtZn
Malware Config
Signatures
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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 (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\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-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 1724 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
WINWORD.EXEpid process 1724 WINWORD.EXE 1724 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 1724 wrote to memory of 1768 1724 WINWORD.EXE splwow64.exe PID 1724 wrote to memory of 1768 1724 WINWORD.EXE splwow64.exe PID 1724 wrote to memory of 1768 1724 WINWORD.EXE splwow64.exe PID 1724 wrote to memory of 1768 1724 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\09bc8adfe0ffd0fccff2be1dda684beb.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\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:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotmFilesize
20KB
MD576c2a48a188750668cc14fc59a184ad0
SHA1716d68ae8d4153adaa348e5a216823deafb2e0eb
SHA2569710ea6314cedd4e2663848cb6191f8e5509dc4c3ba2ea8b4d391e6a94e9e060
SHA5123e4d90db6b502fdddd0137fce9d16ce817616423b8d5c3be0968a5ef302a8b625833f011b491a4ce62222f4028e231aeaf0b377224db1dfee44b378517f2f2f4
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memory/1724-54-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1724-57-0x0000000000480000-0x0000000000580000-memory.dmpFilesize
1024KB
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memory/1724-58-0x0000000000480000-0x0000000000580000-memory.dmpFilesize
1024KB
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memory/1724-59-0x0000000000480000-0x0000000000580000-memory.dmpFilesize
1024KB
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memory/1724-60-0x0000000000480000-0x0000000000580000-memory.dmpFilesize
1024KB
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memory/1724-84-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB