Analysis
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max time kernel
150s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
28/12/2022, 15:21
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
file.exe
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Size
229KB
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MD5
02b993e22666bccf10c35e59ef2f6d9b
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SHA1
64c141795f0e8d95913cfb62c287c12f633ef5bd
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SHA256
59dea777a4e3bff56d952b9f506616bd5e15e50b8a78208c2a6af9059672de2f
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SHA512
ed1def95e4e56fdda6f8ac51ea5eb46db0eb832ca3c111ed8d9cd47fd86a1014a1d137b24e5cc4e0e6c88eaeecb83c98a988a39511b5d7d3333dd6a010748598
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SSDEEP
3072:q4zsLSyuS5Wc9NwLfbyzysnmgN1csforvRfkAgdxviwD3tdmdhEH:ELVgecjshpgzOxvii3tm
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/2732-133-0x00000000004E0000-0x00000000004E9000-memory.dmp family_smokeloader behavioral2/memory/3256-135-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3256-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3256-138-0x0000000000400000-0x0000000000409000-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 2732 set thread context of 3256 2732 file.exe 87 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3256 file.exe 3256 file.exe 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2764 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3256 file.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2732 wrote to memory of 3256 2732 file.exe 87 PID 2732 wrote to memory of 3256 2732 file.exe 87 PID 2732 wrote to memory of 3256 2732 file.exe 87 PID 2732 wrote to memory of 3256 2732 file.exe 87 PID 2732 wrote to memory of 3256 2732 file.exe 87 PID 2732 wrote to memory of 3256 2732 file.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3256
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