Analysis
- max time kernel
150s - max time network
30s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system - submitted
20/03/2023, 10:59
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230220-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target setup.exe
- Size 176KB
- Sample230320-m3d56ada92
- SHA256 5b634f1abd50a31dcfde44b52e1e83aab0656451f5dfdf098b989a0c21dae8a7
- MD5 273b91e83ca2c77bfa6b231dca2a71b6
- SHA1 4cc8b4387da6482f1ddab84a9883a37c95244e9e
- SHA512 f905aaf9293a9b72931ddf1d8cf77ac6aa0ecbd627fbcad8c02b1207949c7ced432cdfe32957ea0ec96d3cec5987cd246093c02739397768d210bca379037656
- SSDEEP 1536:GA2y7Ev4Fc7gdloRxIieX1PO4dzJfwvFyLZplVJGKks+gTkb8RJqTKxm0wZ1vMFB:GAUORowXE0zO9IbV5+T8RS1ZR6T9H
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
lab
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.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1200 set thread context of 1284 1200 setup.exe 28 - 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 setup.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI setup.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI setup.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1284 setup.exe 1284 setup.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 1 IoCs
pid Process 1284 setup.exe - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28 PID 1200 wrote to memory of 1284 1200 setup.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1200 -
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1284
-