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Analysis
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max time kernel
150s -
max time network
32s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
29/03/2023, 09:38
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230220-en
General
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Target
file.exe
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Size
245KB
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MD5
47d99b19db67e143cc9267529c9ba642
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SHA1
7f880bee9f2e720c764c05f4006739a6b55f969b
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SHA256
12e76450eae37c96bc6ec0826ab19b375b66109d4b4e6d89beea5cd8d370d9c1
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SHA512
c759c51661350d4da25c4cfe2fb7af312a3e0da8bb0ed0d5cdc978eba883b7deccf3bb858a7d94b707732a0fa2df18edb0d8674202601f94be59e4812d66a45d
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SSDEEP
3072:9IvZcg60rvLOi1J4OQ+Syf8RUnTmxrmDRZhuMZQmDVX5el/vzFQ8:9qZd/vLOVOQ4ka2rm/hu1mDmJv5
Malware Config
Extracted
smokeloader
lab
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 680 set thread context of 1760 680 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 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 1760 file.exe 1760 file.exe 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1220 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1760 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 680 wrote to memory of 1760 680 file.exe 28 PID 680 wrote to memory of 1760 680 file.exe 28 PID 680 wrote to memory of 1760 680 file.exe 28 PID 680 wrote to memory of 1760 680 file.exe 28 PID 680 wrote to memory of 1760 680 file.exe 28 PID 680 wrote to memory of 1760 680 file.exe 28 PID 680 wrote to memory of 1760 680 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:680 -
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:1760
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