Analysis
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max time kernel
152s -
max time network
32s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
11-02-2023 01:30
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
file.exe
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Size
386KB
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MD5
3d0fb1c31cb7a9d02ce5098d1d49dfd1
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SHA1
ecd81cae9680334062d411fdfcaf5d9105e22240
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SHA256
ee7b05d06967aae4aa932d303daf13ba37fd92684172985f3e15330b0f24e010
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SHA512
6cfeaaed10015777bac40d533a8306495ee1394533e1c54f9c5e91535bb977bfd386aed434721c30c30e4e550a7c29dfe8121d1bc56834fded42af1ec6a74e48
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SSDEEP
3072:XlMvYUzdGwr5xEam/DLlDn8fsE1fuc2rQ3d93hPM8qRi0Qo7sTmZ3DZymp5YRZUr:1+d1aDLYXfuyfRMdkTiZt5D
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1208-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1208-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1232-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1208-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1208-60-0x0000000000400000-0x0000000000409000-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 1232 set thread context of 1208 1232 file.exe 28 -
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 file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1208 file.exe 1208 file.exe 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found 1276 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1276 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1208 file.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1276 Process not Found -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1232 wrote to memory of 1208 1232 file.exe 28 PID 1232 wrote to memory of 1208 1232 file.exe 28 PID 1232 wrote to memory of 1208 1232 file.exe 28 PID 1232 wrote to memory of 1208 1232 file.exe 28 PID 1232 wrote to memory of 1208 1232 file.exe 28 PID 1232 wrote to memory of 1208 1232 file.exe 28 PID 1232 wrote to memory of 1208 1232 file.exe 28
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:1232 -
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:1208
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