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Analysis
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max time kernel
153s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
09/09/2022, 10:36
Static task
static1
Behavioral task
behavioral1
Sample
d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe
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Size
206KB
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MD5
50fdf07dba658414c6ee76b6d503d603
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SHA1
51b0ae3abb053cf1619ab69a52b9443548bc10d0
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SHA256
d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d
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SHA512
56fe36329e5330282b037f3c56b872f0e925dd8a8a3a29b60bc8264c86d95511289857d70c8000b6a0a3fc7642903f5bd22f8ff24836844d2bfe7714c93a1e61
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SSDEEP
3072:jgq/b4dZj7n7L5sWnrko2jJltc39gJ9aZ6GPVAD2F:R4jzhko2dztv3iV8
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/5076-135-0x0000000002CD0000-0x0000000002CD9000-memory.dmp family_smokeloader behavioral1/memory/2240-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2240-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2240-137-0x0000000000400000-0x0000000000409000-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 5076 set thread context of 2240 5076 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 85 -
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 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2240 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 2240 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found 744 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 744 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2240 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 744 Process not Found Token: SeCreatePagefilePrivilege 744 Process not Found Token: SeShutdownPrivilege 744 Process not Found Token: SeCreatePagefilePrivilege 744 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5076 wrote to memory of 2240 5076 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 85 PID 5076 wrote to memory of 2240 5076 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 85 PID 5076 wrote to memory of 2240 5076 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 85 PID 5076 wrote to memory of 2240 5076 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 85 PID 5076 wrote to memory of 2240 5076 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 85 PID 5076 wrote to memory of 2240 5076 d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe"C:\Users\Admin\AppData\Local\Temp\d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Users\Admin\AppData\Local\Temp\d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe"C:\Users\Admin\AppData\Local\Temp\d53fc952b2b7140aba039afa283ac0e268162d78d3824b606e2c8e5a1cec464d.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2240
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