Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
19-12-2022 20:23
Static task
static1
General
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Target
350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe
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Size
304KB
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MD5
410a8d5cf7b996f1cc0d7db9714d3e1d
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SHA1
19db193da1056e5c93dbc7065f818f2a20ebd7c1
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SHA256
350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf
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SHA512
e6885f67314a8c84af17c83f2aa77e26e81ec989daee5da1bd883ba86f5a352b4b71d81c724ed84ce54f6e7d14bd922e3f7cf19bb0847427da30464d77eddec4
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SSDEEP
6144:DLmDVAGvMT+gggLtT8Tm362df1Jv/63QZImQKG0:D+VALT+gggLtT8Tm36Cf1VgQZW
Malware Config
Signatures
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Blocklisted process makes network request 3 IoCs
Processes:
rundll32.exeflow pid process 12 4248 rundll32.exe 13 4248 rundll32.exe 32 4248 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
CE9F.exepid process 2280 CE9F.exe -
Deletes itself 1 IoCs
Processes:
pid process 2760 -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 4248 rundll32.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
rundll32.exedescription pid process target process PID 4248 set thread context of 4360 4248 rundll32.exe rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe -
Checks processor information in registry 2 TTPs 23 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information rundll32.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Status rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Revision rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision rundll32.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Status rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Configuration Data rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString rundll32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor rundll32.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Component Information rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet rundll32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Previous Update Revision rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1 rundll32.exe -
Processes:
description ioc process Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Internet Explorer\Toolbar Set value (int) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Internet Explorer\Toolbar\ShellBrowser Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 -
Modifies registry class 36 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 rundll32.exe Set value (int) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\NodeSlot = "1" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\WorkFolders Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 820074001c0043465346160031000000000000000000100041707044617461000000741a595e96dfd3488d671733bcee28bac5cdfadf9f6756418947c5c76bc0b67f400009000400efbe00000000000000002e00000000000000000000000000000000000000000000000000000000004100700070004400610074006100000042000000 rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000 rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 Set value (str) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 50003100000000000000000010004c6f63616c003c0009000400efbe00000000000000002e00000000000000000000000000000000000000000000000000000000004c006f00630061006c00000014000000 rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4e0031000000000093551aab100054656d7000003a0009000400efbe0c554b8893551aab2e000000000000000000000000000000000000000000000000007139df00540065006d007000000014000000 rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = ffffffff rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 Set value (data) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff rundll32.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
pid process 2760 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exepid process 4036 350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe 4036 350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 2760 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid process 2760 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exepid process 4036 350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
Processes:
description pid process Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 Token: SeShutdownPrivilege 2760 Token: SeCreatePagefilePrivilege 2760 -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
rundll32.exepid process 4360 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
pid process 2760 2760 -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
CE9F.exerundll32.exedescription pid process target process PID 2760 wrote to memory of 2280 2760 CE9F.exe PID 2760 wrote to memory of 2280 2760 CE9F.exe PID 2760 wrote to memory of 2280 2760 CE9F.exe PID 2280 wrote to memory of 4248 2280 CE9F.exe rundll32.exe PID 2280 wrote to memory of 4248 2280 CE9F.exe rundll32.exe PID 2280 wrote to memory of 4248 2280 CE9F.exe rundll32.exe PID 4248 wrote to memory of 4360 4248 rundll32.exe rundll32.exe PID 4248 wrote to memory of 4360 4248 rundll32.exe rundll32.exe PID 4248 wrote to memory of 4360 4248 rundll32.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe"C:\Users\Admin\AppData\Local\Temp\350bc8a075df7398bf36d979c2bfaa4e91917533b6c9082d291f8fca600d4bdf.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4036
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C:\Users\Admin\AppData\Local\Temp\CE9F.exeC:\Users\Admin\AppData\Local\Temp\CE9F.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2280 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\Qsedeqtedeooeo.tmp",Wufaiiuuye2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:4248 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 141063⤵
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:4360
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:1876
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.1MB
MD5b37a57c505e70d01d3b135a7a578652d
SHA1558ff0476094928488e2104c30f7d51526842f98
SHA25636cfa0e234d289738ca43878f695c4ed58de0e2db30edb6521d96c881ab14c7f
SHA51262aa6d56c0dec7b43b9c44e60c68b4e56173e4910828f07e9769b2c19621eb1cc7ae6ef76509e56136622c90cd8b8510b28b4c4d5a528100691a1a279c2b1d9d
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Filesize
1.1MB
MD5b37a57c505e70d01d3b135a7a578652d
SHA1558ff0476094928488e2104c30f7d51526842f98
SHA25636cfa0e234d289738ca43878f695c4ed58de0e2db30edb6521d96c881ab14c7f
SHA51262aa6d56c0dec7b43b9c44e60c68b4e56173e4910828f07e9769b2c19621eb1cc7ae6ef76509e56136622c90cd8b8510b28b4c4d5a528100691a1a279c2b1d9d
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Filesize
797KB
MD524925b25552a7d8f1d3292071e545920
SHA1f786e1d40df30f6fed0301d60c823b655f2d6eac
SHA2569931503a3ab908d2840dae6a7cb77a5abc5e77cc67af405d1329b7dfc3fe800b
SHA512242dbf94b06e67fdf0aac29b2f38ce4929d156c42e2413565f203cda1fdb6458e34b26eeb0151fe4f1914432be28b16d648affa63f20c7b480c54e2d9360fb26
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Filesize
797KB
MD524925b25552a7d8f1d3292071e545920
SHA1f786e1d40df30f6fed0301d60c823b655f2d6eac
SHA2569931503a3ab908d2840dae6a7cb77a5abc5e77cc67af405d1329b7dfc3fe800b
SHA512242dbf94b06e67fdf0aac29b2f38ce4929d156c42e2413565f203cda1fdb6458e34b26eeb0151fe4f1914432be28b16d648affa63f20c7b480c54e2d9360fb26