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Analysis
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max time kernel
187s -
max time network
192s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
08/02/2023, 18:34
Static task
static1
Behavioral task
behavioral1
Sample
15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe
Resource
win10v2004-20221111-en
General
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Target
15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe
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Size
322KB
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MD5
197878f44a5a771680a02dde0a2ecfa8
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SHA1
97150aef0c1359e913e7542818fb28178be49bfe
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SHA256
15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e
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SHA512
d11031048e87797d9ab8e5d0d2352f4873a7e84df8196fe52c5914266e1ef874b9ced1babc8416921a19ed6f6aab78b1d0d0174f4a065dd468127de5de507127
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SSDEEP
3072:pPg8SK2yzxR9z0yR579koDIH9vOa1L6BjF4B2sWQDiuLpN2yvJ:pvyy5z15GoMHopBcjLiqkyvJ
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/2660-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/3332-135-0x00000000022C0000-0x00000000022C9000-memory.dmp family_smokeloader behavioral1/memory/2660-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2660-137-0x0000000000400000-0x0000000000409000-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 3332 set thread context of 2660 3332 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 79 -
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 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2660 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 2660 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found 1048 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1048 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2660 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeShutdownPrivilege 1048 Process not Found Token: SeCreatePagefilePrivilege 1048 Process not Found Token: SeShutdownPrivilege 1048 Process not Found Token: SeCreatePagefilePrivilege 1048 Process not Found Token: SeShutdownPrivilege 1048 Process not Found Token: SeCreatePagefilePrivilege 1048 Process not Found Token: SeShutdownPrivilege 1048 Process not Found Token: SeCreatePagefilePrivilege 1048 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3332 wrote to memory of 2660 3332 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 79 PID 3332 wrote to memory of 2660 3332 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 79 PID 3332 wrote to memory of 2660 3332 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 79 PID 3332 wrote to memory of 2660 3332 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 79 PID 3332 wrote to memory of 2660 3332 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 79 PID 3332 wrote to memory of 2660 3332 15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe"C:\Users\Admin\AppData\Local\Temp\15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3332 -
C:\Users\Admin\AppData\Local\Temp\15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe"C:\Users\Admin\AppData\Local\Temp\15c5c832b28cd8fced64386cb021d28223a08c8ded248dd13863abfd2974b06e.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2660
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