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Analysis
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max time kernel
150s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
01/01/2023, 23:05
Static task
static1
Behavioral task
behavioral1
Sample
3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe
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Size
240KB
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MD5
d23fab514f275e9e3b27d9135dadf04e
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SHA1
1a368c692f425b3d4d9941760fde75d97fad9503
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SHA256
3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649
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SHA512
b92013498271e1a32377848ea4d88d04c73470b4af2f98a42d37cf40ce834acb5241404ef3498e3bc7eaa76591fc325e1914f6e6520b0599f8b72d888f3d5726
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SSDEEP
3072:YXZJhyhLYBAYuET5qyP0H8TPMyA0tjTd8Kyumq3S2WkjUZhRjM2nvQGW7iSWO:syLAkEoygDI+lg3SSc9V4b7i
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/1412-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4756-135-0x00000000006F0000-0x00000000006F9000-memory.dmp family_smokeloader behavioral1/memory/1412-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1412-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4756 set thread context of 1412 4756 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 84 -
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 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1412 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 1412 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found 2632 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2632 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1412 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeShutdownPrivilege 2632 Process not Found Token: SeCreatePagefilePrivilege 2632 Process not Found Token: SeShutdownPrivilege 2632 Process not Found Token: SeCreatePagefilePrivilege 2632 Process not Found Token: SeShutdownPrivilege 2632 Process not Found Token: SeCreatePagefilePrivilege 2632 Process not Found -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2632 Process not Found 2632 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4756 wrote to memory of 1412 4756 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 84 PID 4756 wrote to memory of 1412 4756 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 84 PID 4756 wrote to memory of 1412 4756 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 84 PID 4756 wrote to memory of 1412 4756 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 84 PID 4756 wrote to memory of 1412 4756 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 84 PID 4756 wrote to memory of 1412 4756 3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe"C:\Users\Admin\AppData\Local\Temp\3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Users\Admin\AppData\Local\Temp\3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe"C:\Users\Admin\AppData\Local\Temp\3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1412
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