Analysis
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max time kernel
135s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
04-06-2023 04:35
Behavioral task
behavioral1
Sample
9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe
Resource
win10v2004-20230220-en
General
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Target
9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe
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Size
1.9MB
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MD5
3fabb84033209a2e4e64f8bcd2fce402
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SHA1
5c03d4b2c9b87f7f66f34dcb8717df71554b5fd7
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SHA256
9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac
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SHA512
eee5481d1891ee64972501eccf0f07fdda5178a6cfadae036be6a9ac74c365dc66e971cb3036d7acac5872b8acbe8f69cf16ecc30e0f394c289b62df810897ec
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SSDEEP
49152:NhlbR+eMP/ij2JxPZfypY8/JSQfzkVRaDCVvrc:Nh+PC+xPZfypY8/boygjc
Malware Config
Signatures
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exedescription ioc process File opened for modification \??\PhysicalDrive0 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 6 IoCs
Processes:
9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile\isogg = "alrGady" 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8\EditFlags = "65536" 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Sheet.8\EditFlags = "65536" 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\PowerPoint.Show.8\EditFlags = "65536" 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exepid process 4228 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe 4228 9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe"C:\Users\Admin\AppData\Local\Temp\9a782d3f6800239cbaaf4d051e591583a3ff3f88e0ee7ddb47612d4524542bac.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Modifies registry class
- Suspicious use of SetWindowsHookEx