Analysis
- max time kernel
191s - max time network
214s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
04/12/2022, 02:38
Static task
static1
Behavioral task
behavioral1
Sample
030537f6329b8e594189aa5ddd438eff.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
030537f6329b8e594189aa5ddd438eff.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 030537f6329b8e594189aa5ddd438eff.exe
- Size 341KB
- Sample221204-c4xnsaaa87
- SHA256 e65d34114d1407363feb92db08a2fbff6f8d55d855609a6708687b8fb69feb15
- MD5 030537f6329b8e594189aa5ddd438eff
- SHA1 ade3322573e1faa5e27d3491802eace0d70b1c31
- SHA512 a7116d8b70e5756912010eaf42d3008c0418cdfcfbd7fb82375d0f3e2fa347732d6cb3a436594ebdadb4e98e850b050552828add835e0771ba526c9ef1fd43aa
- SSDEEP 3072:YY/+o3kdRi5mpr+NnT6pDn7FqjdQmWgutWVpGnWNTC6NRMHnlX1K8SHYDrE:j+oiBWnWpojdeguginMW2RqnmHY
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/4696-133-0x0000000000030000-0x0000000000039000-memory.dmp family_smokeloader behavioral2/memory/1848-135-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1848-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1848-138-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4696 set thread context of 1848 4696 030537f6329b8e594189aa5ddd438eff.exe 83 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 030537f6329b8e594189aa5ddd438eff.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 030537f6329b8e594189aa5ddd438eff.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 030537f6329b8e594189aa5ddd438eff.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1848 030537f6329b8e594189aa5ddd438eff.exe 1848 030537f6329b8e594189aa5ddd438eff.exe 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2584 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1848 030537f6329b8e594189aa5ddd438eff.exe - Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeShutdownPrivilege 2584 Process not Found Token: SeCreatePagefilePrivilege 2584 Process not Found Token: SeShutdownPrivilege 2584 Process not Found Token: SeCreatePagefilePrivilege 2584 Process not Found Token: SeShutdownPrivilege 2584 Process not Found Token: SeCreatePagefilePrivilege 2584 Process not Found Token: SeShutdownPrivilege 2584 Process not Found Token: SeCreatePagefilePrivilege 2584 Process not Found - Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 2584 Process not Found 2584 Process not Found 2584 Process not Found 2584 Process not Found - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4696 wrote to memory of 1848 4696 030537f6329b8e594189aa5ddd438eff.exe 83 PID 4696 wrote to memory of 1848 4696 030537f6329b8e594189aa5ddd438eff.exe 83 PID 4696 wrote to memory of 1848 4696 030537f6329b8e594189aa5ddd438eff.exe 83 PID 4696 wrote to memory of 1848 4696 030537f6329b8e594189aa5ddd438eff.exe 83 PID 4696 wrote to memory of 1848 4696 030537f6329b8e594189aa5ddd438eff.exe 83 PID 4696 wrote to memory of 1848 4696 030537f6329b8e594189aa5ddd438eff.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\030537f6329b8e594189aa5ddd438eff.exe"C:\Users\Admin\AppData\Local\Temp\030537f6329b8e594189aa5ddd438eff.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4696 -
C:\Users\Admin\AppData\Local\Temp\030537f6329b8e594189aa5ddd438eff.exe"C:\Users\Admin\AppData\Local\Temp\030537f6329b8e594189aa5ddd438eff.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1848
-