Analysis
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max time kernel
328s -
max time network
324s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
23/09/2023, 00:36
Static task
static1
Behavioral task
behavioral1
Sample
79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe
Resource
win10-20230915-en
General
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Target
79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe
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Size
191KB
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MD5
05a6b123f8ab7eaaeb40621f079bae87
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SHA1
2bebec5327c4411bb975b69cd92457f55111cfd1
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SHA256
79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de
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SHA512
5be23582b62c25614b6007941520bc751801594ba29617875159a7d588eb1e34e747ef4a5236edf9d5f8c5caa2e20d50a99bc0d50b6356a1673dff5ef0785fa5
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SSDEEP
3072:8+4M3I7trc0W0s/gUb0Jj+S5OdV4SxkxaUDIZwG5Vsy:R4M3I7h1W9AJj+SEkxcZ7sy
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2022
http://gudintas.at/tmp/
http://pik96.ru/tmp/
http://rosatiauto.com/tmp/
http://kingpirate.ru/tmp/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 1208 Process not Found -
Executes dropped EXE 1 IoCs
pid Process 2528 bdftcgh -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bdftcgh Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bdftcgh Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bdftcgh -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2808 79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe 2808 79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found 1208 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1208 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2808 79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe 2528 bdftcgh -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1208 Process not Found -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2728 wrote to memory of 2528 2728 taskeng.exe 30 PID 2728 wrote to memory of 2528 2728 taskeng.exe 30 PID 2728 wrote to memory of 2528 2728 taskeng.exe 30 PID 2728 wrote to memory of 2528 2728 taskeng.exe 30 -
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\79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe"C:\Users\Admin\AppData\Local\Temp\79a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2808
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C:\Windows\system32\taskeng.exetaskeng.exe {40F53409-8588-4DE2-BBC1-D791ED661A35} S-1-5-21-3750544865-3773649541-1858556521-1000:XOCYHKRS\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2728 -
C:\Users\Admin\AppData\Roaming\bdftcghC:\Users\Admin\AppData\Roaming\bdftcgh2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2528
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
191KB
MD505a6b123f8ab7eaaeb40621f079bae87
SHA12bebec5327c4411bb975b69cd92457f55111cfd1
SHA25679a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de
SHA5125be23582b62c25614b6007941520bc751801594ba29617875159a7d588eb1e34e747ef4a5236edf9d5f8c5caa2e20d50a99bc0d50b6356a1673dff5ef0785fa5
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Filesize
191KB
MD505a6b123f8ab7eaaeb40621f079bae87
SHA12bebec5327c4411bb975b69cd92457f55111cfd1
SHA25679a62aa738291f15636bfdd41733c557467f5cc848ab47e0265dc30c34ff73de
SHA5125be23582b62c25614b6007941520bc751801594ba29617875159a7d588eb1e34e747ef4a5236edf9d5f8c5caa2e20d50a99bc0d50b6356a1673dff5ef0785fa5