Analysis
- max time kernel
152s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
31/08/2022, 03:36
Static task
static1
Behavioral task
behavioral1
Sample
628825c904f71d7afd1fce95973bf7a3.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
628825c904f71d7afd1fce95973bf7a3.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target 628825c904f71d7afd1fce95973bf7a3.exe
- Size 291KB
- Sample220831-d5w93sgcdq
- SHA256 6b0d3d0639b019492e7c6a24a444548a6b7fe1109cfb3aa2dcbef04ecf75a677
- MD5 628825c904f71d7afd1fce95973bf7a3
- SHA1 c86f943397d903545473714927fd3f6e297c0774
- SHA512 78e277c9763017da27eea3869745d26d2a0a8a954391080cccf16f9b2689de81e1fa77ea2174979ff3ed9e75bd202fd62c7d96033bf9c834099239f61603a7e4
- SSDEEP 6144:yJB+eOaEEWWaoAUARHso2sNJyiVHT+skq16w02Je:o+8EjB75RHso2sNJ/Hzk+6
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/1156-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3108-135-0x0000000000960000-0x0000000000969000-memory.dmp family_smokeloader behavioral2/memory/1156-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1156-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3108 set thread context of 1156 3108 628825c904f71d7afd1fce95973bf7a3.exe 82 - 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 628825c904f71d7afd1fce95973bf7a3.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 628825c904f71d7afd1fce95973bf7a3.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 628825c904f71d7afd1fce95973bf7a3.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1156 628825c904f71d7afd1fce95973bf7a3.exe 1156 628825c904f71d7afd1fce95973bf7a3.exe 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3032 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1156 628825c904f71d7afd1fce95973bf7a3.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3108 wrote to memory of 1156 3108 628825c904f71d7afd1fce95973bf7a3.exe 82 PID 3108 wrote to memory of 1156 3108 628825c904f71d7afd1fce95973bf7a3.exe 82 PID 3108 wrote to memory of 1156 3108 628825c904f71d7afd1fce95973bf7a3.exe 82 PID 3108 wrote to memory of 1156 3108 628825c904f71d7afd1fce95973bf7a3.exe 82 PID 3108 wrote to memory of 1156 3108 628825c904f71d7afd1fce95973bf7a3.exe 82 PID 3108 wrote to memory of 1156 3108 628825c904f71d7afd1fce95973bf7a3.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\628825c904f71d7afd1fce95973bf7a3.exe"C:\Users\Admin\AppData\Local\Temp\628825c904f71d7afd1fce95973bf7a3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3108 -
C:\Users\Admin\AppData\Local\Temp\628825c904f71d7afd1fce95973bf7a3.exe"C:\Users\Admin\AppData\Local\Temp\628825c904f71d7afd1fce95973bf7a3.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1156
-