Analysis
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max time kernel
138s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
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submitted
10/10/2023, 21:56
General
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Target
46339f4e1ed2864b1d899cf57f2ca175bd8627e06ca8618599e1f711ec7be92c.exe
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Size
4.8MB
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MD5
73caca552c7b17cdd8c4b5b94aece570
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SHA1
a5d8c1eb4db5d9b585febd57a56835c156aef7f5
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SHA256
46339f4e1ed2864b1d899cf57f2ca175bd8627e06ca8618599e1f711ec7be92c
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SHA512
f488350eaa7a364a48b2ab717c4615f632108155145686a1e86a372fe9d2ee9a26e16b822bc98f104bbe5b216479dcb1d698d128ee28cde60bff4f7db7900049
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SSDEEP
49152:mKHvFtsnq6Il+YVESWGS75EcwH7n9vQTKk4ShudDgT6DBcdMsojMh3C6fXU2B5Xs:r9tb6fxAzw5uAWjMhffXDba/kRhJDs
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
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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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Drops file in Windows directory 1 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of SetWindowsHookEx 5 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\46339f4e1ed2864b1d899cf57f2ca175bd8627e06ca8618599e1f711ec7be92c.exe"C:\Users\Admin\AppData\Local\Temp\46339f4e1ed2864b1d899cf57f2ca175bd8627e06ca8618599e1f711ec7be92c.exe"1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Fonts\sm.sysC:\Windows\Fonts\sm.sys 19000012522⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6.0MB
MD58a9072ec4e9929aa7dbba8ee3d22f99d
SHA1aeaaf829b8f34dbcd6038b9dd910a72ba117a08d
SHA256705d86eff5f4e3c1d4577a241781e6596b6391f0669b9adce303de103c0f411d
SHA512a544f769c8ff2fccfbf3899a9c2af19cd22a269a06fb7bd30eb2ced2294b91996e2dde4abed420490b4af3cb609fa0cfac63cc2bdec6a8f05971e8de730fd243
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Filesize
6.0MB
MD58a9072ec4e9929aa7dbba8ee3d22f99d
SHA1aeaaf829b8f34dbcd6038b9dd910a72ba117a08d
SHA256705d86eff5f4e3c1d4577a241781e6596b6391f0669b9adce303de103c0f411d
SHA512a544f769c8ff2fccfbf3899a9c2af19cd22a269a06fb7bd30eb2ced2294b91996e2dde4abed420490b4af3cb609fa0cfac63cc2bdec6a8f05971e8de730fd243
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Filesize
4KB
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Filesize
4KB
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Filesize
108KB
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Filesize
108KB
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Filesize
4KB
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Filesize
108KB
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Filesize
4KB
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Filesize
108KB
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Filesize
6.5MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
6.5MB
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Filesize
4KB
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Filesize
108KB
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Filesize
108KB
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Filesize
108KB
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Filesize
108KB
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Filesize
108KB
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Filesize
108KB
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Filesize
108KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4.9MB
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Filesize
4.9MB