Analysis
- max time kernel
151s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
17/01/2023, 12:30
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
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target file.exe
- Size 211KB
- Sample230117-ppg11afg53
- SHA256 a06e29dee1ddd45abcbc19d012509d884c997ae000c3ae8a4444fdadb83ac552
- MD5 73406d5d841762ae7e37bd8faa7d94cd
- SHA1 df6b12ddcf9676ac4e71295c2ea5f53671369baa
- SHA512 831f6d05a01f7acc875f6d0ce75fd00a0b12183ee54233390306d6e039e012bd59ecce74ba7f107527c2b9597de8970bda084ef0b2f35353c9c68d620573506b
- SSDEEP 1536:HQukbXVbDDHDKj2GNRLFe0BYCP8Dlxxq5LRkByTOaEY6zCBkRwNRmq+NOhM5rc4w:HXWXd/mCO51kByYC6EiR5sFbV/TZ5+a
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/4320-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/4504-135-0x0000000002C70000-0x0000000002C79000-memory.dmp family_smokeloader behavioral2/memory/4320-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/4320-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4504 set thread context of 4320 4504 file.exe 80 - 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 4320 file.exe 4320 file.exe 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found 1936 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1936 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4320 file.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4504 wrote to memory of 4320 4504 file.exe 80 PID 4504 wrote to memory of 4320 4504 file.exe 80 PID 4504 wrote to memory of 4320 4504 file.exe 80 PID 4504 wrote to memory of 4320 4504 file.exe 80 PID 4504 wrote to memory of 4320 4504 file.exe 80 PID 4504 wrote to memory of 4320 4504 file.exe 80
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:4504 -
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:4320
-