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Analysis
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max time kernel
292s -
max time network
299s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
12/02/2023, 15:03
Static task
static1
Behavioral task
behavioral1
Sample
e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe
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Size
187KB
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MD5
f7939a50799a524d23fefef088a71317
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SHA1
27363be02bf634d233ba9e43678e5dd9318c8aeb
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SHA256
e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228
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SHA512
034778d6f4e30fac9415bd8ad2b5bab26c2d50e27c9b74e3b4de5bd66246fec50984e691a3fdb7be45d493d8ca6edaa65ed7cd1f59d50d779b0a6957fc745e8c
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SSDEEP
3072:z7Cg+rGQP5i2W5XfSuGsfEU32XN7z4OuX0RFQWUpKCQhuFc:P3LJJJmsH32XNwtOQHKW
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/4600-133-0x00000000024C0000-0x00000000024C9000-memory.dmp family_smokeloader behavioral1/memory/400-135-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/400-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/400-138-0x0000000000400000-0x0000000000409000-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 4600 set thread context of 400 4600 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 77 -
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 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 400 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 400 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found 2628 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2628 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 400 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2628 Process not Found Token: SeCreatePagefilePrivilege 2628 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4600 wrote to memory of 400 4600 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 77 PID 4600 wrote to memory of 400 4600 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 77 PID 4600 wrote to memory of 400 4600 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 77 PID 4600 wrote to memory of 400 4600 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 77 PID 4600 wrote to memory of 400 4600 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 77 PID 4600 wrote to memory of 400 4600 e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe"C:\Users\Admin\AppData\Local\Temp\e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4600 -
C:\Users\Admin\AppData\Local\Temp\e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe"C:\Users\Admin\AppData\Local\Temp\e37ae8d9066fa8238f2197da00c89b5607c6cca41c05d385d1ba82531385f228.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:400
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