Analysis
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max time kernel
100s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
06-11-2022 08:18
Static task
static1
Behavioral task
behavioral1
Sample
83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe
Resource
win7-20220812-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe
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Size
518KB
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MD5
30a35671298884cf5ac2884be9d02990
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SHA1
57aa0101413ddb8e0c8cb7f1bc60a7f484a74038
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SHA256
83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae
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SHA512
3cf22e892af5c54c3db6f92f81a4cfca31988e2d4815ba3b0c3e938a4edd0b61a6b4472ce8e26e62374bde78b747cb14ef05c509277fd77937969673d64f7094
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SSDEEP
12288:3Zc927vHvFkgd2tZTxB/sOaLGuVPwS5Xq9PrH36TlrT1RDeie:3G27O6iT3E999q9qB31M
Score
6/10
Malware Config
Signatures
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Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\S: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\T: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\W: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\Y: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\H: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\K: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\Q: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\U: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\V: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\Z: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\E: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\F: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\G: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\X: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\J: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\L: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\M: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\P: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\R: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\I: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\N: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe File opened (read-only) \??\O: 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 784 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe -
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 25 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 7e0074001c004346534616003100000000000c55e270122041707044617461000000741a595e96dfd3488d671733bcee28bac5cdfadf9f6756418947c5c76bc0b67f3c0008000400efbe0c55e2700c55e2702a000000ed0100000000020000000000000000000000000000004100700070004400610074006100000042000000 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 4c003100000000000c55437310204c6f63616c00380008000400efbe0c55e2700c5543732a000000000200000000020000000000000000000000000000004c006f00630061006c00000014000000 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}" 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4a003100000000006655fa55102054656d700000360008000400efbe0c55e2706655fa552a00000001020000000002000000000000000000000000000000540065006d007000000014000000 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\NodeSlot = "1" 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = ffffffff 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_Classes\Local Settings 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 784 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 784 83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe"C:\Users\Admin\AppData\Local\Temp\83f4c21fb6d3fe85bb3982e7f43b2d064b52e03839c8c6d567d736af3cbbe0ae.exe"1⤵
- Enumerates connected drives
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:784