Analysis
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max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
29/12/2023, 20:41
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
FileLockSmith.exe
Resource
win7-20231215-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
FileLockSmith.exe
Resource
win10v2004-20231215-en
2 signatures
150 seconds
General
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Target
FileLockSmith.exe
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Size
36KB
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MD5
e3fc8468ca59294d69c1c75182cd626b
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SHA1
5e37db68a22f9680cd4670e67a73a63818a3e238
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SHA256
678f4970e9e0f882f11db3602641e890ee03bab92d74a4d227bd945d23af53d5
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SHA512
7ed621dd8ec8abe2f5a5a732cc226a466d3a9b68619977cd947820faae4b6604b9199b2ade67b34fe13a5799bf7f9c67e386313600a2d47b2270168e6a564b2b
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SSDEEP
768:FEvZOJtE2buqxT+VFwLqiFOO5MDFOO5MpEYckwu:ycJ5uqEVFiFsDFspZwu
Score
3/10
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0 FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0\0\0\NodeSlot = "6" FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0\0\0\MRUListEx = ffffffff FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7} FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1" FileLockSmith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewID = "{82BA0782-5B7A-4569-B5D7-EC83085F08CC}" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC} FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 0100000000000000ffffffff FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0 = 52003100000000008f57aa7a100057696e646f7773003c0008000400efbeee3a851a8f57aa7a2a0000008a020000000001000000000000000000000000000000570069006e0064006f0077007300000016000000 FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0\NodeSlot = "4" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 9e0000001a00eebbfe23000010007db10d7bd29c934a973346cc89022e7c00002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020002a0000000000efbe7e47b3fbe4c93b4ba2bad3f5d3cd46f98207ba827a5b6945b5d7ec83085f08cc20002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020000000 FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg FileLockSmith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{B725F130-47EF-101A-A5F1-02608C9EEBAC}" FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\Mode = "4" FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\Sort = 000000000000000000000000000000000200000030f125b7ef471a10a5f102608c9eebac0a0000000100000030f125b7ef471a10a5f102608c9eebac0e000000ffffffff FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\5 FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7 FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616193" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\Shell FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0\0 FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0\0\0\0 = 6000310000000000ee3a881a100053595354454d7e310000480008000400efbeee3a881aee3a881a2a000000530d0000000001000000000000000000000000000000730079007300740065006d00700072006f00660069006c006500000018000000 FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7} FileLockSmith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\NodeSlot = "2" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2 FileLockSmith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}" FileLockSmith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\5\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02020202020202 FileLockSmith.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0\0\0 = 5000310000000000ee3a881a1000636f6e66696700003a0008000400efbeee3a881aee3a881a2a000000500d000000000100000000000000000000000000000063006f006e00660069006700000016000000 FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0\0\0 FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\5\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\FFlags = "1092616193" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\3 FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\Shell FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\1\0\0\0\0\0\MRUListEx = ffffffff FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000007800000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "6" FileLockSmith.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" FileLockSmith.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a000000a000000030f125b7ef471a10a5f102608c9eebac04000000c8000000354b179bff40d211a27e00c04fc308710300000080000000354b179bff40d211a27e00c04fc308710200000080000000 FileLockSmith.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 0202020202 FileLockSmith.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2508 FileLockSmith.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2508 FileLockSmith.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2508 FileLockSmith.exe -
Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe 2508 FileLockSmith.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\FileLockSmith.exe"C:\Users\Admin\AppData\Local\Temp\FileLockSmith.exe"1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2508
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}1⤵PID:2548