Analysis
- max time kernel
153s - max time network
132s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
18/12/2021, 16:17
Static task
static1
Behavioral task
behavioral1
Sample
97a50e4f411d03938e2fa231d0538ba1.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
97a50e4f411d03938e2fa231d0538ba1.exe
Resource
win10-en-20211208
windows10_x64
0 signatures
0 seconds
General
- Target 97a50e4f411d03938e2fa231d0538ba1.exe
- Size 287KB
- Sample211218-trcxaafch5
- SHA256 a73b323f8aa04093e8200196cb373035dd6f10d30ae0316f666bf6fbcdf4fe4f
- MD5 97a50e4f411d03938e2fa231d0538ba1
- SHA1 6bd5e9c23bd3b5c70c444f2040cfe61f206da86a
- SHA512 21c787184372371a80d18859289694ae75b36d26395439a38c6207612ab4828dc130a5fdcc49167663e635d1aa4b4272bcf445c5074e27d8d1ffe6a302db6588
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-data-coin-11.com/
-
http://file-coin-host-12.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 2928 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3768 set thread context of 1136 3768 97a50e4f411d03938e2fa231d0538ba1.exe 69 - 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 97a50e4f411d03938e2fa231d0538ba1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 97a50e4f411d03938e2fa231d0538ba1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 97a50e4f411d03938e2fa231d0538ba1.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1136 97a50e4f411d03938e2fa231d0538ba1.exe 1136 97a50e4f411d03938e2fa231d0538ba1.exe 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found 2928 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2928 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1136 97a50e4f411d03938e2fa231d0538ba1.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3768 wrote to memory of 1136 3768 97a50e4f411d03938e2fa231d0538ba1.exe 69 PID 3768 wrote to memory of 1136 3768 97a50e4f411d03938e2fa231d0538ba1.exe 69 PID 3768 wrote to memory of 1136 3768 97a50e4f411d03938e2fa231d0538ba1.exe 69 PID 3768 wrote to memory of 1136 3768 97a50e4f411d03938e2fa231d0538ba1.exe 69 PID 3768 wrote to memory of 1136 3768 97a50e4f411d03938e2fa231d0538ba1.exe 69 PID 3768 wrote to memory of 1136 3768 97a50e4f411d03938e2fa231d0538ba1.exe 69
Processes
-
C:\Users\Admin\AppData\Local\Temp\97a50e4f411d03938e2fa231d0538ba1.exe"C:\Users\Admin\AppData\Local\Temp\97a50e4f411d03938e2fa231d0538ba1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3768 -
C:\Users\Admin\AppData\Local\Temp\97a50e4f411d03938e2fa231d0538ba1.exe"C:\Users\Admin\AppData\Local\Temp\97a50e4f411d03938e2fa231d0538ba1.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1136
-