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Analysis
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max time kernel
156s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
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submitted
12/10/2023, 01:23
General
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Target
f22c85988b5f9c2c58d4f0cdd3c5c5d4aa807d196a9e712b8880e46d9586fb52.exe
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Size
321KB
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MD5
5cff40f577549d49fa9c2e2bbdedeecd
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SHA1
836c2f689fde566efd6994a48aff4259e6f6a7eb
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SHA256
f22c85988b5f9c2c58d4f0cdd3c5c5d4aa807d196a9e712b8880e46d9586fb52
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SHA512
90afff56069cf39b44d6a6ad7bc92d317716a7e620075762f20915bc74085bf2a3d1be73d98e22df9ccf7400b6418e30b9bd7590d3fa1631fdb8e3932fe1c08d
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SSDEEP
6144:vV7th/mkLUNBOjxpYQLfbyuKUG6dda4N4:vpj+kLUnOjxpXLfbgGvP
Malware Config
Extracted
smokeloader
up4
Extracted
smokeloader
2020
http://host-file-file0.com/
http://file-file-file1.com/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Modifies registry class 2 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 12 IoCs
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Suspicious use of FindShellTrayWindow 2 IoCs
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Suspicious use of SendNotifyMessage 2 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\f22c85988b5f9c2c58d4f0cdd3c5c5d4aa807d196a9e712b8880e46d9586fb52.exe"C:\Users\Admin\AppData\Local\Temp\f22c85988b5f9c2c58d4f0cdd3c5c5d4aa807d196a9e712b8880e46d9586fb52.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f22c85988b5f9c2c58d4f0cdd3c5c5d4aa807d196a9e712b8880e46d9586fb52.exe"C:\Users\Admin\AppData\Local\Temp\f22c85988b5f9c2c58d4f0cdd3c5c5d4aa807d196a9e712b8880e46d9586fb52.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
88KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
1024KB
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Filesize
36KB
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Filesize
36KB
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Filesize
36KB
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Filesize
36KB