Analysis
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max time kernel
150s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
31/01/2023, 00:13
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
8 signatures
150 seconds
General
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Target
file.exe
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Size
167KB
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MD5
5a059ed72a6871e8e9c8f6124ac5be9a
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SHA1
e74b28cb61e542c79d84b4cca737f33f4e680ca6
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SHA256
e5a7f5ebac116313c1e61e55fd4db09ae60f7762bd4110ff43d6032fab605e27
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SHA512
061a3abfa88eeb1e99319929eeed4eb31c33886a9eeca9f325b49e1a65f9a8c54e93eed3199136eee11c9b849aabf02dde8a31f9dc1f570568361e1eb67fdd8c
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SSDEEP
3072:Sj1huo38LoYhiUx5YHnzfzmUSY4w87cY8MWQCtY:FLoYhiU8Hzfz3pOB
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1880-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1880-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1884-58-0x00000000001C0000-0x00000000001C9000-memory.dmp family_smokeloader behavioral1/memory/1880-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1880-60-0x0000000000400000-0x0000000000409000-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 1884 set thread context of 1880 1884 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 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 1880 file.exe 1880 file.exe 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found 1268 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1880 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1884 wrote to memory of 1880 1884 file.exe 27 PID 1884 wrote to memory of 1880 1884 file.exe 27 PID 1884 wrote to memory of 1880 1884 file.exe 27 PID 1884 wrote to memory of 1880 1884 file.exe 27 PID 1884 wrote to memory of 1880 1884 file.exe 27 PID 1884 wrote to memory of 1880 1884 file.exe 27 PID 1884 wrote to memory of 1880 1884 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:1884 -
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:1880
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