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Analysis
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max time kernel
151s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 00:56
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
win10v2004-20220901-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
file.exe
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Size
350KB
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MD5
05aebc8e50bc8f93e9012a06e9fef51c
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SHA1
77b424a616fc2a2acbb1d88a4f069a3707befaf7
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SHA256
072c8aab1c1044a305f5147378db7d14156de44c34240ccc42a83e620361eeaf
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SHA512
4369639a711c4f3b4d6d23b4dcb9efbf32b97f9db7251d6d8b93a6367b314fae7adb68c49240d1acd09bb81fbdd5cda51656b7485066baf0d97103c47b957bdc
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SSDEEP
6144:4OaIlKLg8G9QcR+LaJSyua3lbN+BuRyqYILjK:4jUKO9Qz+Vu8NhRXb
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1424-55-0x0000000000020000-0x0000000000029000-memory.dmp family_smokeloader behavioral1/memory/1052-56-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1052-57-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1052-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1052-61-0x0000000000400000-0x0000000000409000-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 1424 set thread context of 1052 1424 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 1052 file.exe 1052 file.exe 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found 1260 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1052 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1424 wrote to memory of 1052 1424 file.exe 26 PID 1424 wrote to memory of 1052 1424 file.exe 26 PID 1424 wrote to memory of 1052 1424 file.exe 26 PID 1424 wrote to memory of 1052 1424 file.exe 26 PID 1424 wrote to memory of 1052 1424 file.exe 26 PID 1424 wrote to memory of 1052 1424 file.exe 26 PID 1424 wrote to memory of 1052 1424 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:1424 -
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:1052
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