Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
01/02/2023, 12:12
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
7 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 225KB
- Sample230201-pc6tladb27
- SHA256 8d98ff38cd57eca0641f68e8ac710f45330bd623ab684c8ea2b4e23d8975b4b2
- MD5 b1685a4ea1f4c0626157053bf23617ac
- SHA1 196e39e2adcb098c20db971a858edcd96a8081d7
- SHA512 ade64c87fba7c86a3aec55d484921ce53f77e1cb121c8b5b2cfef7e345e2865aac72b400b3220398e8efad99505853962994624450573a2b9071828996bec666
- SSDEEP 3072:RW8G5lRMx7Ql8KNL6DWHe5c3L7AoLJlDKQNhlxvpRNDRYicN27GjDGx:RW8jg8gL6Dej77vlDF5pRNKMGjDGx
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/8-134-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1064-135-0x00000000048E0000-0x00000000048E9000-memory.dmp family_smokeloader behavioral2/memory/8-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/8-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1064 set thread context of 8 1064 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 8 file.exe 8 file.exe 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found 3060 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3060 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 8 file.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1064 wrote to memory of 8 1064 file.exe 79 PID 1064 wrote to memory of 8 1064 file.exe 79 PID 1064 wrote to memory of 8 1064 file.exe 79 PID 1064 wrote to memory of 8 1064 file.exe 79 PID 1064 wrote to memory of 8 1064 file.exe 79 PID 1064 wrote to memory of 8 1064 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: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:8
-