Analysis
- max time kernel
151s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
21/11/2022, 10:56
Static task
static1
Behavioral task
behavioral1
Sample
b4d551e1ae248fd9bbf157e5c8b9a1a9.exe
Resource
win7-20221111-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
b4d551e1ae248fd9bbf157e5c8b9a1a9.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target b4d551e1ae248fd9bbf157e5c8b9a1a9.exe
- Size 163KB
- Sample221121-m1ph4sfe78
- SHA256 1339d8437b13ceca77e24912f9c3fe11e30b32f71bc7da03c4f86a4c8a218453
- MD5 b4d551e1ae248fd9bbf157e5c8b9a1a9
- SHA1 adf99319734136d0c619dcbb089fa4d4743ae239
- SHA512 584fca9677747ccde53d82faca59938a5f353671eca9248f711e93b29852b8aa952ae6fc055107a4a1fc2c9e95bfa1f8adb1d4b38888c2a3bc09e29e189c741e
- SSDEEP 3072:Eakj1CJOHiPNYH5vuncNz5X2LMTXMmg8cmoxJ/1T:ERCe4Npyz5X2LpmgvmoJ/
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/1364-133-0x0000000000720000-0x0000000000729000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b4d551e1ae248fd9bbf157e5c8b9a1a9.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b4d551e1ae248fd9bbf157e5c8b9a1a9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b4d551e1ae248fd9bbf157e5c8b9a1a9.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1364 b4d551e1ae248fd9bbf157e5c8b9a1a9.exe 1364 b4d551e1ae248fd9bbf157e5c8b9a1a9.exe 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found 2780 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2780 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1364 b4d551e1ae248fd9bbf157e5c8b9a1a9.exe - Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2780 Process not Found Token: SeCreatePagefilePrivilege 2780 Process not Found Token: SeShutdownPrivilege 2780 Process not Found Token: SeCreatePagefilePrivilege 2780 Process not Found Token: SeShutdownPrivilege 2780 Process not Found Token: SeCreatePagefilePrivilege 2780 Process not Found Token: SeShutdownPrivilege 2780 Process not Found Token: SeCreatePagefilePrivilege 2780 Process not Found Token: SeShutdownPrivilege 2780 Process not Found Token: SeCreatePagefilePrivilege 2780 Process not Found Token: SeShutdownPrivilege 2780 Process not Found Token: SeCreatePagefilePrivilege 2780 Process not Found