Analysis
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max time kernel
44s -
max time network
47s -
platform
windows10_x64 -
resource
win10-de-20211014 -
submitted
25-11-2021 16:43
Static task
static1
Behavioral task
behavioral1
Sample
4deccad54156484bf7ca703502e9a614d45aeab554615e4a61b74458b3c46e5e.dll
Resource
win10-de-20211014
General
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Target
4deccad54156484bf7ca703502e9a614d45aeab554615e4a61b74458b3c46e5e.dll
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Size
653KB
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MD5
4ad19dbe73cdeadc5065dd7fe6aea862
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SHA1
1dc682d7e97163d903a02126211186d8b9fd10ec
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SHA256
4deccad54156484bf7ca703502e9a614d45aeab554615e4a61b74458b3c46e5e
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SHA512
201dc142c36eeef7d2f6f8318c27c7dfc13432ff4550bed77504b9692283cca2a2bbf010d98f4a2eb682b529cb8e2f2bb1c33365755822601f53b972cbdd53e3
Malware Config
Extracted
emotet
Epoch5
51.178.61.60:443
168.197.250.14:80
45.79.33.48:8080
196.44.98.190:8080
177.72.80.14:7080
51.210.242.234:8080
185.148.169.10:8080
142.4.219.173:8080
78.47.204.80:443
78.46.73.125:443
37.44.244.177:8080
37.59.209.141:8080
191.252.103.16:80
54.38.242.185:443
85.214.67.203:8080
54.37.228.122:443
207.148.81.119:8080
195.77.239.39:8080
66.42.57.149:443
195.154.146.35:443
Signatures
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Registers COM server for autorun 1 TTPs
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Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 16 1356 rundll32.exe 17 1356 rundll32.exe -
Modifies registry class 44 IoCs
Processes:
FileSyncConfig.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DEFAULTICON FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INPROCSERVER32 FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INPROCSERVER32 FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\Attributes = "4034920525" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32\ = "%systemroot%\\system32\\shell32.dll" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\FolderValueFlags = "40" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32\ = "%systemroot%\\SysWow64\\shell32.dll" FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\Attributes = "17" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ = "OneDrive" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SHELLFOLDER FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32 FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SortOrderIndex = "66" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\CLSID = "{0E5AAE11-A475-4c5b-AB00-C66DE400274E}" FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DEFAULTICON FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6} FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\Attributes = "4034920525" FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "1" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6} FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SortOrderIndex = "66" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\OneDrive\\OneDrive.exe,0" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\TargetKnownFolder = "{a52bba46-e9e1-435f-b3d9-28daa648c0f6}" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\OneDrive\\OneDrive.exe,0" FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\Attributes = "17" FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INSTANCE\INITPROPERTYBAG FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6} FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SHELLFOLDER FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ = "OneDrive" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\CLSID = "{0E5AAE11-A475-4c5b-AB00-C66DE400274E}" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6} FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "1" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32 FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INSTANCE\INITPROPERTYBAG FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\FolderValueFlags = "40" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\TargetKnownFolder = "{a52bba46-e9e1-435f-b3d9-28daa648c0f6}" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder FileSyncConfig.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 1356 rundll32.exe 1356 rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1332 wrote to memory of 692 1332 rundll32.exe rundll32.exe PID 1332 wrote to memory of 692 1332 rundll32.exe rundll32.exe PID 1332 wrote to memory of 692 1332 rundll32.exe rundll32.exe PID 692 wrote to memory of 1356 692 rundll32.exe rundll32.exe PID 692 wrote to memory of 1356 692 rundll32.exe rundll32.exe PID 692 wrote to memory of 1356 692 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4deccad54156484bf7ca703502e9a614d45aeab554615e4a61b74458b3c46e5e.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4deccad54156484bf7ca703502e9a614d45aeab554615e4a61b74458b3c46e5e.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\4deccad54156484bf7ca703502e9a614d45aeab554615e4a61b74458b3c46e5e.dll",Control_RunDLL3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.220.1024.0005\FileSyncConfig.exe"C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.220.1024.0005\FileSyncConfig.exe"1⤵
- Modifies registry class
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/692-115-0x0000000000000000-mapping.dmp
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memory/692-116-0x00000000045B0000-0x00000000045D8000-memory.dmpFilesize
160KB
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memory/1356-119-0x0000000000000000-mapping.dmp
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memory/1356-120-0x00000000047C0000-0x00000000047E8000-memory.dmpFilesize
160KB
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memory/1356-123-0x0000000004DC0000-0x0000000004DE8000-memory.dmpFilesize
160KB
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memory/1356-126-0x0000000004FC0000-0x0000000004FE8000-memory.dmpFilesize
160KB
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memory/1356-129-0x00000000050A0000-0x00000000050C8000-memory.dmpFilesize
160KB
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memory/1356-132-0x0000000005180000-0x00000000051A8000-memory.dmpFilesize
160KB
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memory/1356-135-0x0000000005270000-0x0000000005298000-memory.dmpFilesize
160KB
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memory/1356-138-0x0000000005360000-0x0000000005388000-memory.dmpFilesize
160KB