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Analysis
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max time kernel
150s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 17:45
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
file.exe
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Size
351KB
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MD5
f5c288d46b24ede2f47a7e03f28be4f2
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SHA1
d76c725769759efdd3c65d681ee77852a33cd0f9
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SHA256
9786cace7f090e33f0cecfcf58449954ffca97a9279d7ce3e0d86eb536539233
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SHA512
3222d1e4f378fd6a87f57182711584673b2f50ea2de81361515ce4fde0b7cee6b73ecd3569f372f981a67f511b081073de8cbdbf5e4cff9c24bb0d800de56304
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SSDEEP
3072:0wFjrD5nfI5Aeigazv9ukTWf/Ca2seEE0WkGnWNTC6NRMHnlXptFhQ3HYDrEmU:5rtnf5/Z9ub/Zd3E0InMW2RqnCXY
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1128-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1128-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2016-57-0x0000000000020000-0x0000000000029000-memory.dmp family_smokeloader behavioral1/memory/1128-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1128-60-0x0000000000400000-0x0000000000409000-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 2016 set thread context of 1128 2016 file.exe 26 -
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 1128 file.exe 1128 file.exe 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found 1368 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1368 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1128 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2016 wrote to memory of 1128 2016 file.exe 26 PID 2016 wrote to memory of 1128 2016 file.exe 26 PID 2016 wrote to memory of 1128 2016 file.exe 26 PID 2016 wrote to memory of 1128 2016 file.exe 26 PID 2016 wrote to memory of 1128 2016 file.exe 26 PID 2016 wrote to memory of 1128 2016 file.exe 26 PID 2016 wrote to memory of 1128 2016 file.exe 26
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:2016 -
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:1128
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