Analysis
- max time kernel
150s - max time network
33s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system - submitted
09/03/2023, 22:43
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230220-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target file.exe
- Size 274KB
- Sample230309-2m8gdsaf27
- SHA256 75a4ef7fe472ec8e185eaf1b8af2a5d42557fa0ea067d08ff15b1774b48fa38f
- MD5 a6f62cca92f096f27eae9ab4f014c023
- SHA1 fbd7b9fb7f72160b374592f93ccc606534fc8b31
- SHA512 30c9f57066bdd28e1a7df57cc4f52374f5ea1989070d4368da2c29e55b920fa19dce180009ffcf8d0c099f89a3106dd1c2fc744634eabeb7b093a862a2c6e1c5
- SSDEEP 3072:wmIdVULamO1KA5Y/oG09AISHMlOhFiMWlkRIjOIt49RWsCh6ha7sprmu1:wCL44A5K091qvlIjRwWsCYIYV
- 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 1064 set thread context of 1988 1064 file.exe 27 - 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 file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1988 file.exe 1988 file.exe 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found 1380 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1380 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1988 file.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1064 wrote to memory of 1988 1064 file.exe 27 PID 1064 wrote to memory of 1988 1064 file.exe 27 PID 1064 wrote to memory of 1988 1064 file.exe 27 PID 1064 wrote to memory of 1988 1064 file.exe 27 PID 1064 wrote to memory of 1988 1064 file.exe 27 PID 1064 wrote to memory of 1988 1064 file.exe 27 PID 1064 wrote to memory of 1988 1064 file.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1988
-