Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
11-06-2023 17:43
General
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Target
Ghostexp.exe
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Size
3.5MB
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MD5
e4363df308bd8b81c687412e2314e872
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SHA1
4d83035b60bc224724e0c5a5192113ae5cd56b99
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SHA256
843ca5a3bb763223ea854cd0f748081510cab7c4538cd93d0d1d24f0b5aebdc6
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SHA512
6f7a11dc6d8462899c8071cfe028810d7f1e1b7d8d7fa03d76eb11d4a921fc51d189074c6a20d2ffbb45f2cc9584f19c0345364e6cfd5ae0215c8ed2133e844e
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SSDEEP
98304:H9Sr7B6eEtduW/bC+1TzAoEZUI4A0AFKiNkTPAQ:dS/keEtduW/REZU8nF6TPH
Score
6/10
Malware Config
Signatures
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Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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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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Modifies registry class 8 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 8 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Ghostexp.exe"C:\Users\Admin\AppData\Local\Temp\Ghostexp.exe"1⤵
- Enumerates connected drives
- Maps connected drives based on registry
- Writes to the Master Boot Record (MBR)
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx