Analysis
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max time kernel
300s -
max time network
281s -
platform
windows10-1703_x64 -
resource
win10-20230915-en -
resource tags
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submitted
04/10/2023, 03:44
General
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Target
c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db.exe
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Size
309KB
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MD5
a52ee4d122e9bf282e0ca71d7281b5dc
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SHA1
e70bee7b9e8c9abdbff7160912ba44d02aaaaede
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SHA256
c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db
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SHA512
4140dad0e94528c7706780d36e10a6e4778119b3079f6f1161ff9ebb0f86498e0acb007fb6a3a650aba1da07d99e9ca4cf8562cf839450b45a67397473df26cb
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SSDEEP
3072:wjh0AQTbCCKPyO3QQWqNuWDbCNhqV5NPpy+CCcoY:s0AQHCxPyO3QeNuWDWMpy0
Malware Config
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
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Executes dropped EXE 2 IoCs
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Suspicious use of SetThreadContext 2 IoCs
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Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious behavior: MapViewOfSection 2 IoCs
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Suspicious use of AdjustPrivilegeToken 24 IoCs
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Suspicious use of WriteProcessMemory 12 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\c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db.exe"C:\Users\Admin\AppData\Local\Temp\c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db.exe"C:\Users\Admin\AppData\Local\Temp\c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Roaming\vtwgcbhC:\Users\Admin\AppData\Roaming\vtwgcbh1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\vtwgcbhC:\Users\Admin\AppData\Roaming\vtwgcbh2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
309KB
MD5a52ee4d122e9bf282e0ca71d7281b5dc
SHA1e70bee7b9e8c9abdbff7160912ba44d02aaaaede
SHA256c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db
SHA5124140dad0e94528c7706780d36e10a6e4778119b3079f6f1161ff9ebb0f86498e0acb007fb6a3a650aba1da07d99e9ca4cf8562cf839450b45a67397473df26cb
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Filesize
309KB
MD5a52ee4d122e9bf282e0ca71d7281b5dc
SHA1e70bee7b9e8c9abdbff7160912ba44d02aaaaede
SHA256c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db
SHA5124140dad0e94528c7706780d36e10a6e4778119b3079f6f1161ff9ebb0f86498e0acb007fb6a3a650aba1da07d99e9ca4cf8562cf839450b45a67397473df26cb
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Filesize
309KB
MD5a52ee4d122e9bf282e0ca71d7281b5dc
SHA1e70bee7b9e8c9abdbff7160912ba44d02aaaaede
SHA256c66a4302144c211faf6042f46e1c0f1b6e7d11ab21a9f60bc010ccaf2854f9db
SHA5124140dad0e94528c7706780d36e10a6e4778119b3079f6f1161ff9ebb0f86498e0acb007fb6a3a650aba1da07d99e9ca4cf8562cf839450b45a67397473df26cb
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Filesize
36KB
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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
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
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
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
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