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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
06/02/2023, 12:46
Static task
static1
Behavioral task
behavioral1
Sample
a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe
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Size
325KB
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MD5
94403ce55c6f8fb5c97cd6336e3b898d
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SHA1
e583108f92c4588da6d7707cc0012b8305279cdd
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SHA256
a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227
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SHA512
44f597b06744471059a3cc9c4b1918be38f56e3320b71d90ea133a35cd4e2a8a32424032948127a0d04e6509edba84aca6f19f532280a7d3c0fbd7337c425a76
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SSDEEP
6144:6IqLHfA0c++4WJI2c5CiGFOQ24obKuk6oOI:6IqTfA8WSTHGEk6Kr2I
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/1776-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2216-135-0x00000000005E0000-0x00000000005E9000-memory.dmp family_smokeloader behavioral1/memory/1776-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1776-137-0x0000000000400000-0x0000000000409000-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 2216 set thread context of 1776 2216 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.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 queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1776 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe 1776 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found 1068 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1068 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1776 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2216 wrote to memory of 1776 2216 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe 81 PID 2216 wrote to memory of 1776 2216 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe 81 PID 2216 wrote to memory of 1776 2216 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe 81 PID 2216 wrote to memory of 1776 2216 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe 81 PID 2216 wrote to memory of 1776 2216 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe 81 PID 2216 wrote to memory of 1776 2216 a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe"C:\Users\Admin\AppData\Local\Temp\a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Users\Admin\AppData\Local\Temp\a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe"C:\Users\Admin\AppData\Local\Temp\a0867fb7bbd71e751ecceebe35fb1b719aad4584b63ede2c7ec0572fd421a227.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1776
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