Analysis
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max time kernel
150s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
29-03-2023 01:40
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230220-en
General
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Target
setup.exe
-
Size
293KB
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MD5
80de2350870cc82e277f9b19c71e398d
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SHA1
cfafa1f2789b494c86d329370e28d7c29773600d
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SHA256
668b3ed6f31fce4a65e5bf64bc17a92e1d9b40e8de7627508036cf6e111070bc
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SHA512
299d16184a5821405ab66a785a59a558effa5af23596dc5853926763fedd0421a0a012121b5e8790a1a0d309cf1c78ccd3480e218ceb4259a65c0d3a345e8db1
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SSDEEP
3072:iEJ/+k9A2BOlMG9qx494GRs1nhCmPQUJo7u9uG77u4Qc78ToWvQfo:/XtBuV9qDHRo2uuu4QcN
Malware Config
Extracted
smokeloader
lab
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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Suspicious use of SetThreadContext 1 IoCs
Processes:
setup.exedescription pid process target process PID 2040 set thread context of 1988 2040 setup.exe setup.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
setup.exedescription ioc process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI setup.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI setup.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
setup.exepid process 1988 setup.exe 1988 setup.exe 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid process 1200 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
setup.exepid process 1988 setup.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
setup.exedescription pid process target process PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe PID 2040 wrote to memory of 1988 2040 setup.exe setup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1200-59-0x0000000002A10000-0x0000000002A26000-memory.dmpFilesize
88KB
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memory/1988-56-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1988-57-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/1988-58-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/1988-60-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/2040-55-0x0000000000240000-0x0000000000249000-memory.dmpFilesize
36KB