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Analysis
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max time kernel
150s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
12/01/2023, 12:54
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
file.exe
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Size
267KB
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MD5
9d2b0c6fe0ab2dfeac298139e55f042b
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SHA1
f5e98d17880c37563dff7a5a11ad93c7e8456764
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SHA256
22efc679e78d1ed3d4072223959004b037c85218c8fb7fd41d841b1d43050e9f
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SHA512
5f777aa20cdb4d3dcefde9e92a14897c3b446c8033d57eff736273520a9e714c6752f91d9a10ce03d9ee4dec184d4bed4ef1901448485cbe797d9632b5c6c0ad
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SSDEEP
3072:TPXE2L6qvLQvHZrh25j3/gDQslLfEHxT7hBP3qPx76b5qWbyajt:bRLirha3/1sJeTvPa5gq+
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/2012-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2012-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1304-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/2012-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2012-60-0x0000000000400000-0x0000000000409000-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 1304 set thread context of 2012 1304 file.exe 27 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2012 file.exe 2012 file.exe 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1200 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2012 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1304 wrote to memory of 2012 1304 file.exe 27 PID 1304 wrote to memory of 2012 1304 file.exe 27 PID 1304 wrote to memory of 2012 1304 file.exe 27 PID 1304 wrote to memory of 2012 1304 file.exe 27 PID 1304 wrote to memory of 2012 1304 file.exe 27 PID 1304 wrote to memory of 2012 1304 file.exe 27 PID 1304 wrote to memory of 2012 1304 file.exe 27
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:1304 -
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:2012
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