Analysis
- max time kernel
212s - max time network
217s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system - submitted
13/10/2023, 03:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe
Resource
win7-20230831-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe
Resource
win10v2004-20230915-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe
- Size 277KB
- Sample231013-dtsgraea88
- SHA256 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc
- MD5 84f0becc81f99c3ec4d3a1dad6529ed3
- SHA1 dae3c6c1d15789b447faaffbb7de3725b07efe0d
- SHA512 11d7f8e1613e4cc46425a5762a0ff697feeadfecf1f69cf1a20f5a2c60e741bc2a6b690ed6698eb56bbf0b3dd68567ce0a125a8963bd269151f409ca1a0e6907
- SSDEEP 3072:Ms10kPIoT4pQIw8upMpfznHCQxJDeC9hU62Sr33OzC2VxeNJKkW:5VPIokN9zH7TL3yqT
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
pub1
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-file-host6.com/
-
http://host-host-file8.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 3160 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4556 set thread context of 1224 4556 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 84 - 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 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1224 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 1224 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found 3160 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3160 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1224 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3160 Process not Found Token: SeCreatePagefilePrivilege 3160 Process not Found - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4556 wrote to memory of 1224 4556 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 84 PID 4556 wrote to memory of 1224 4556 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 84 PID 4556 wrote to memory of 1224 4556 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 84 PID 4556 wrote to memory of 1224 4556 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 84 PID 4556 wrote to memory of 1224 4556 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 84 PID 4556 wrote to memory of 1224 4556 8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe 84 - 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
-
C:\Users\Admin\AppData\Local\Temp\8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe"C:\Users\Admin\AppData\Local\Temp\8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4556 -
C:\Users\Admin\AppData\Local\Temp\8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe"C:\Users\Admin\AppData\Local\Temp\8a52a7eb3cdc85598aaabb68f96ddd313a87551da9205233f44ce3267d280ffc.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1224
-