Analysis
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max time kernel
150s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
19/12/2022, 00:27
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
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
file.exe
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Size
216KB
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MD5
0c66f0c080c7b2cd027d7f58c21b2938
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SHA1
bea0df9b350178f0fa94290aca676c408201d5ce
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SHA256
594694bb8c5746a8822ca5cabf8479398aa952bafd21ad03cc0ebe28e9e71217
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SHA512
e98343745e4c54f239d1c71034ade75d16c5619eef13554fadffbebb23575616143ead80dfa2dbecb586e231ac842847b44bf1c4d94fd89b46bad76c8e9b32f6
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SSDEEP
3072:8HRzLXVxaRdTLYOTOylluIkATLkdm5mNRAtOba+AzjcbImdzmuX:8xzLXVKYOTTbXTLkUE0JjcbXF
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/2032-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2032-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/784-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/2032-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2032-60-0x0000000000400000-0x0000000000409000-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 784 set thread context of 2032 784 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 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 2032 file.exe 2032 file.exe 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found 1360 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2032 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 784 wrote to memory of 2032 784 file.exe 26 PID 784 wrote to memory of 2032 784 file.exe 26 PID 784 wrote to memory of 2032 784 file.exe 26 PID 784 wrote to memory of 2032 784 file.exe 26 PID 784 wrote to memory of 2032 784 file.exe 26 PID 784 wrote to memory of 2032 784 file.exe 26 PID 784 wrote to memory of 2032 784 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:784 -
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:2032
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