Analysis
- max time kernel
151s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
18/01/2023, 00:02
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target file.exe
- Size 224KB
- Sample230118-abf48aae84
- SHA256 8e6c7c4199cb082688d633e1906052bd55261cc1010c9cf76d82c86ef4af36af
- MD5 04726cc3f3f63ad1f25eede69f848321
- SHA1 bd0dbb765a732902cfe941803e22b2ae2a7db7e5
- SHA512 44f93ebdc1ba84be3ef1ca6437df8b895b721f958565a017e251c499499bb6f72b35ea22c96685eebd5d41d14bdfbf148aee55834e1cfaab1eaba19da1b7379c
- SSDEEP 3072:XDX3/bCKEzKHG9PjP5h9I0ytefDCEOEU6iSXbcqt4qnA:X7T2PjFJDxUxSXAkL
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/2504-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/2732-135-0x00000000048D0000-0x00000000048D9000-memory.dmp family_smokeloader behavioral2/memory/2504-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/2504-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2732 set thread context of 2504 2732 file.exe 76 - 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 2504 file.exe 2504 file.exe 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found 2688 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2688 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2504 file.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 2688 Process not Found 2688 Process not Found 2688 Process not Found - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 2688 Process not Found 2688 Process not Found 2688 Process not Found - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2732 wrote to memory of 2504 2732 file.exe 76 PID 2732 wrote to memory of 2504 2732 file.exe 76 PID 2732 wrote to memory of 2504 2732 file.exe 76 PID 2732 wrote to memory of 2504 2732 file.exe 76 PID 2732 wrote to memory of 2504 2732 file.exe 76 PID 2732 wrote to memory of 2504 2732 file.exe 76
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:2732 -
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:2504
-