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Analysis
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max time kernel
153s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11/02/2023, 18:06
Static task
static1
Behavioral task
behavioral1
Sample
9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe
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Size
196KB
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MD5
403b5eeb9353d939fe0e2fd053fdfc8a
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SHA1
a6abdc26c2c5d4f95c959ce9c083278429870ae0
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SHA256
9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949
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SHA512
5364bbabfac59644a4bd7e04283d2cd3c7f2645d665a77955f5de03f2babf8f5fcaa00266a93e785a0e2ed787720651662bb97a5796693192d7c40e3ce6c0556
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SSDEEP
3072:PlKt+IJ+5es3XGHwCjNLalhraotE9poCPVrGAlnR7dpz/A3wlPte:tYnJRsHGQsBaz+brPlndT/lP
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/4328-134-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/380-135-0x00000000024C0000-0x00000000024C9000-memory.dmp family_smokeloader behavioral1/memory/4328-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4328-137-0x0000000000400000-0x0000000000409000-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 380 set thread context of 4328 380 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 81 -
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 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4328 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 4328 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found 512 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 512 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4328 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 380 wrote to memory of 4328 380 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 81 PID 380 wrote to memory of 4328 380 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 81 PID 380 wrote to memory of 4328 380 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 81 PID 380 wrote to memory of 4328 380 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 81 PID 380 wrote to memory of 4328 380 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 81 PID 380 wrote to memory of 4328 380 9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe"C:\Users\Admin\AppData\Local\Temp\9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:380 -
C:\Users\Admin\AppData\Local\Temp\9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe"C:\Users\Admin\AppData\Local\Temp\9af40cb65522ef1f2ae830ef235310b2f04f91497ec26453d17fd24989fe4949.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4328
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