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Analysis
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max time kernel
150s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
14/09/2022, 07:14
Static task
static1
Behavioral task
behavioral1
Sample
89cd57599c741ce0560bf8b9b4ada660.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
89cd57599c741ce0560bf8b9b4ada660.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
89cd57599c741ce0560bf8b9b4ada660.exe
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Size
249KB
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MD5
89cd57599c741ce0560bf8b9b4ada660
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SHA1
bbc1ad391a6bc2dd574c9f8d3df1889ea913894f
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SHA256
ee2ccea3c8e62641cf7c89d640496630a88247e8e27d45ed0d9e246a45e3fe43
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SHA512
053d02c439418e1430e5597e04a4e06ca73f9c1a6ec7168ea6462868c8b08e7c3f229af60e0e587e9c316f552d9e2195b17f9854748352b42da787879795fbd0
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SSDEEP
6144:xdKnVWNx6NLiVqMplceMKz+0XwWuTDnFRg5zvyR:rgW36NLiVqMpbzzVvWjF
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/3124-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/4336-135-0x0000000000830000-0x0000000000839000-memory.dmp family_smokeloader behavioral2/memory/3124-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3124-137-0x0000000000400000-0x0000000000409000-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 4336 set thread context of 3124 4336 89cd57599c741ce0560bf8b9b4ada660.exe 86 -
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 89cd57599c741ce0560bf8b9b4ada660.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 89cd57599c741ce0560bf8b9b4ada660.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 89cd57599c741ce0560bf8b9b4ada660.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3124 89cd57599c741ce0560bf8b9b4ada660.exe 3124 89cd57599c741ce0560bf8b9b4ada660.exe 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found 376 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 376 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3124 89cd57599c741ce0560bf8b9b4ada660.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4336 wrote to memory of 3124 4336 89cd57599c741ce0560bf8b9b4ada660.exe 86 PID 4336 wrote to memory of 3124 4336 89cd57599c741ce0560bf8b9b4ada660.exe 86 PID 4336 wrote to memory of 3124 4336 89cd57599c741ce0560bf8b9b4ada660.exe 86 PID 4336 wrote to memory of 3124 4336 89cd57599c741ce0560bf8b9b4ada660.exe 86 PID 4336 wrote to memory of 3124 4336 89cd57599c741ce0560bf8b9b4ada660.exe 86 PID 4336 wrote to memory of 3124 4336 89cd57599c741ce0560bf8b9b4ada660.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\89cd57599c741ce0560bf8b9b4ada660.exe"C:\Users\Admin\AppData\Local\Temp\89cd57599c741ce0560bf8b9b4ada660.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4336 -
C:\Users\Admin\AppData\Local\Temp\89cd57599c741ce0560bf8b9b4ada660.exe"C:\Users\Admin\AppData\Local\Temp\89cd57599c741ce0560bf8b9b4ada660.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3124
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