Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
23/09/2023, 14:22
Static task
static1
Behavioral task
behavioral1
Sample
8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe
Resource
win10v2004-20230915-en
General
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Target
8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe
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Size
321KB
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MD5
bb0b7537510aed6d81e8e487dc0a0c10
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SHA1
09231a399a4deeffbacb56bbc30709e01b1e93fe
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SHA256
8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e
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SHA512
f57cd3b64efca452486b35ba956bc16dc41d8bc49a6adaf6f11b665d877d482e2e249fa66248edfd17a7c621a831c39f6c33a8ae748e3231e262d8162921c417
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SSDEEP
3072:4J3zeqhT3jkb0ol++/PxWODDmK3iZ1YZsCaH08s7AoWFgfbLcrtJ4B:K3zrhrjkbLvnxNCKShCa10AoWev
Malware Config
Extracted
smokeloader
pub1
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
description pid Process procid_target PID 1888 set thread context of 2816 1888 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 86 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2816 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 2816 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3192 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2816 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1888 wrote to memory of 2816 1888 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 86 PID 1888 wrote to memory of 2816 1888 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 86 PID 1888 wrote to memory of 2816 1888 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 86 PID 1888 wrote to memory of 2816 1888 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 86 PID 1888 wrote to memory of 2816 1888 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 86 PID 1888 wrote to memory of 2816 1888 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe 86 -
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\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe"C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe"C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2816
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