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
25/03/2023, 22:58
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
10 signatures
150 seconds
General
- Target file.exe
- Size 274KB
- Sample230325-2xte8aef59
- SHA256 6b7bb7ed7e486cdc4e3a1d67a598aeee5a74e3c58f94e48e5fa626d6562f8688
- MD5 1206d408c9c22639d99d6ce5c920999c
- SHA1 e7aa3be99e1d1787d4bcd58a97c912b362e33c43
- SHA512 aad73c5bd46a69768c1281f2d03a4d03484cb79a6e07f3d7f26edabc5c7fcef594d4b67fb11ed28f8859827b5ec9785126bf56c2dca8e4915c3f5e1c35cac33f
- SSDEEP 6144:ITG53HXaagTpCNXzDGPD6jls1vsOMTfz:ITGtXfgTUN3YwuKz
- 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 1236 set thread context of 1480 1236 file.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 enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1480 file.exe 1480 file.exe 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1220 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1480 file.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1236 wrote to memory of 1480 1236 file.exe 28 PID 1236 wrote to memory of 1480 1236 file.exe 28 PID 1236 wrote to memory of 1480 1236 file.exe 28 PID 1236 wrote to memory of 1480 1236 file.exe 28 PID 1236 wrote to memory of 1480 1236 file.exe 28 PID 1236 wrote to memory of 1480 1236 file.exe 28 PID 1236 wrote to memory of 1480 1236 file.exe 28
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:1236 -
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:1480
-