Analysis
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max time kernel
76s -
max time network
87s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
19-04-2024 10:23
General
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Target
Memz.exe
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Size
14KB
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MD5
19dbec50735b5f2a72d4199c4e184960
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SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822
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SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d
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SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d
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SSDEEP
192:sIvxdXSQeWSg9JJS/lcIEiwqZKBkDFR43xWTM3LHn8f26gyr6yfFCj3r:sMVSaSEglcIqq3agmLc+6gyWqFCj
Score
7/10
Malware Config
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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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.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of SetWindowsHookEx 52 IoCs
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Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Memz.exe"C:\Users\Admin\AppData\Local\Temp\Memz.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Memz.exe"C:\Users\Admin\AppData\Local\Temp\Memz.exe" /watchdog2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\Memz.exe"C:\Users\Admin\AppData\Local\Temp\Memz.exe" /watchdog2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\Memz.exe"C:\Users\Admin\AppData\Local\Temp\Memz.exe" /watchdog2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\Memz.exe"C:\Users\Admin\AppData\Local\Temp\Memz.exe" /watchdog2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\Memz.exe"C:\Users\Admin\AppData\Local\Temp\Memz.exe" /watchdog2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\Memz.exe"C:\Users\Admin\AppData\Local\Temp\Memz.exe" /main2⤵
- Checks computer location settings
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\notepad.exe"C:\Windows\System32\notepad.exe" \note.txt3⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1256 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:81⤵