Analysis
- max time kernel
151s - 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
08/10/2022, 03:35
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target file.exe
- Size 294KB
- Sample221008-d5b9xaead7
- SHA256 8a2d7a86e01bc07b6f4b66718ca3c92e6ccf48b778a17a6a2160d4e441e46459
- MD5 0892b30aec634d50d4fccabb03891099
- SHA1 c3e653283be0d61f10fc32db8012c04acf0f17d2
- SHA512 72247a1dd34f8987e568c0081196df858b276e86d4fb6a79d34d9f3310f30f25047391b7b4a2950aa108455bbd67b66ee29e0271ce414b89a03722ebce08f32e
- SSDEEP 3072:bXhA4efu9skI/jD/gzMw5QlC0+ZM/D1iilHOPBbE/jW56VggjcGkNIVqIxM/h3Xv:zq4MX4AKq1lYpgYC7ITsqeewVf6XO
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/2980-133-0x00000000005A0000-0x00000000005A9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{93702AAE-E4F6-4ACA-BCEA-97BB89F2268A}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{4CCEC27A-D001-4C29-86A5-C50CE221E7B0}.catalogItem svchost.exe - 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 - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU svchost.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2980 file.exe 2980 file.exe 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found 3004 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3004 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2980 file.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3004 Process not Found 3004 Process not Found 3004 Process not Found - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 3004 Process not Found 3004 Process not Found 3004 Process not Found
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2980
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4960