Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
09/12/2022, 16:46
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target file.exe
- Size 383KB
- Sample221209-t9ylpsdf22
- SHA256 800c961e4231a82a826f5ce8a463b4dac67b4f352d19fb2de2868564b5b8d01d
- MD5 2e10571136e4b6093cb1bef13844527a
- SHA1 1debe69ef95f151d83884f4febcf2eb97567e74a
- SHA512 09ba60090f65c85028e8db81a25a7c237f03e2b1429eeb69e13a347663d75b36fb33dd7c7381d67fe09d3b2d8a484ea03440fad30327751951c37952e0822df3
- SSDEEP 6144:BtkLzsfK4g5lAmIdCgg2hv9oJBIU5bD8Rfwc9zsaGeFn2Faa:Be3sf7KsCQhv9RUBYlweFFn8
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/1816-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1912-135-0x0000000000600000-0x0000000000609000-memory.dmp family_smokeloader behavioral2/memory/1816-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1816-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1912 set thread context of 1816 1912 file.exe 79 - 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 1816 file.exe 1816 file.exe 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found 2016 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2016 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1816 file.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1912 wrote to memory of 1816 1912 file.exe 79 PID 1912 wrote to memory of 1816 1912 file.exe 79 PID 1912 wrote to memory of 1816 1912 file.exe 79 PID 1912 wrote to memory of 1816 1912 file.exe 79 PID 1912 wrote to memory of 1816 1912 file.exe 79 PID 1912 wrote to memory of 1816 1912 file.exe 79
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:1912 -
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:1816
-