Analysis
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max time kernel
150s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
22/09/2023, 23:38
Static task
static1
Behavioral task
behavioral1
Sample
6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
Resource
win10v2004-20230915-en
General
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Target
6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
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Size
187KB
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MD5
5b7ad6644a6bede046dd6f6b2aeac36c
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SHA1
82d18227df81de2a77ba60359a16ca64c36a7fee
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SHA256
6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf
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SHA512
cef3ede9801521424d5ce1f6e679ee83c72fbd273ad6d3474a17c9a55ca3f178aa677684f23d0da54d0ca0251e03b32927675002a95f7e1f3c9f7ae739aa08bd
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SSDEEP
3072:IKNP7pPaE389qpI4CO+SwknMBPNsDmE5HmOk0V/Mxr5lpSHYz:IcP7pPJzC4COqe7nk0JMxbpSH
Malware Config
Extracted
smokeloader
pub1
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 2732 set thread context of 4788 2732 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 93 -
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 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4788 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 4788 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3128 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4788 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2732 wrote to memory of 4788 2732 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 93 PID 2732 wrote to memory of 4788 2732 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 93 PID 2732 wrote to memory of 4788 2732 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 93 PID 2732 wrote to memory of 4788 2732 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 93 PID 2732 wrote to memory of 4788 2732 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 93 PID 2732 wrote to memory of 4788 2732 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe 93 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4788
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