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Analysis
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max time kernel
158s -
max time network
178s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12/10/2023, 04:04
Static task
static1
Behavioral task
behavioral1
Sample
0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe
Resource
win10v2004-20230915-en
General
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Target
0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe
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Size
191KB
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MD5
33daeeb132af96590c3f4a4d899fd1e8
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SHA1
d31120167586ca35d77b7810eb29ed67f8cfd706
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SHA256
0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4
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SHA512
fbddbd87c43312eeb59aac49429ffc4d7f4e17e1477ea7d39c0584f009aae6b173c8cf11fcdd6d18a1f2feb69167a30e6cdb830bc31fbe86b447f3ec1d6fdb5e
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SSDEEP
3072:qyt1xr4e2IP5XuB8UPpaC1hNDohzyHhqDLHcK3m5V7o:qM1xr4e2IhXLUxaC1TDuzyBqPcka7o
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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Executes dropped EXE 1 IoCs
pid Process 2960 vujhwtv -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4868 set thread context of 2916 4868 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 105 -
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 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2916 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 2916 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found 3168 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3168 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2916 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3168 Process not Found Token: SeCreatePagefilePrivilege 3168 Process not Found -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3168 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4868 wrote to memory of 2916 4868 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 105 PID 4868 wrote to memory of 2916 4868 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 105 PID 4868 wrote to memory of 2916 4868 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 105 PID 4868 wrote to memory of 2916 4868 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 105 PID 4868 wrote to memory of 2916 4868 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 105 PID 4868 wrote to memory of 2916 4868 0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe 105 -
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\0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe"C:\Users\Admin\AppData\Local\Temp\0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4868 -
C:\Users\Admin\AppData\Local\Temp\0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe"C:\Users\Admin\AppData\Local\Temp\0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2916
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C:\Users\Admin\AppData\Roaming\vujhwtvC:\Users\Admin\AppData\Roaming\vujhwtv1⤵
- Executes dropped EXE
PID:2960
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
191KB
MD533daeeb132af96590c3f4a4d899fd1e8
SHA1d31120167586ca35d77b7810eb29ed67f8cfd706
SHA2560fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4
SHA512fbddbd87c43312eeb59aac49429ffc4d7f4e17e1477ea7d39c0584f009aae6b173c8cf11fcdd6d18a1f2feb69167a30e6cdb830bc31fbe86b447f3ec1d6fdb5e
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Filesize
191KB
MD533daeeb132af96590c3f4a4d899fd1e8
SHA1d31120167586ca35d77b7810eb29ed67f8cfd706
SHA2560fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4
SHA512fbddbd87c43312eeb59aac49429ffc4d7f4e17e1477ea7d39c0584f009aae6b173c8cf11fcdd6d18a1f2feb69167a30e6cdb830bc31fbe86b447f3ec1d6fdb5e