Analysis
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max time kernel
136s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
29-11-2022 16:15
Static task
static1
Behavioral task
behavioral1
Sample
3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe
Resource
win10v2004-20220812-en
General
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Target
3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe
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Size
48KB
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MD5
d23ec2bdad200badaff6e3378d523303
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SHA1
b49d48a13d4894251ac7b6256962c327a048c356
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SHA256
3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8
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SHA512
3978a93f9c2d7ae791793d05d52295d471b70b039530bf468149616a55a1c6af6c35de00f73632fea0866f0bddac0bdbfbc3d4cfac5dbcc23631aa3a60aa1234
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SSDEEP
768:qOlyAVoScA5T1fb1aMbt96jrySNUZKglqrYHf:9vQA1Fbkw6juP/lqEf
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 20 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f4225481e03947bc34db131e946b44c8dd50000 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewID = "{82BA0782-5B7A-4569-B5D7-EC83085F08CC}" 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_FolderType = "{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}" 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewVersion = "0" 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_Classes\Local Settings 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 9e0000001a00eebbfe23000010007db10d7bd29c934a973346cc89022e7c00002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020002a0000000000efbe7e47b3fbe4c93b4ba2bad3f5d3cd46f98207ba827a5b6945b5d7ec83085f08cc20002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020000000 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2024 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2024 3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe"C:\Users\Admin\AppData\Local\Temp\3fdfaa889cee855731f706acbf987ba65c3c1a2a5f5389a6571f65e5d006e0a8.exe"1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2024