Analysis
- max time kernel
191s - max time network
187s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system - submitted
01/12/2022, 23:11
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target file.exe
- Size 192KB
- Sample221201-26adpseb5y
- SHA256 1f22650f00ec046c42e9799a6632e85a2ca533a3a1d7a6edd84fade2deb587ca
- MD5 0a817c1d3c249a67bfecd271714f0483
- SHA1 3e2688dca3a5c86ca466e5a9f62f6b53e43f5fbe
- SHA512 988ab306172c261d0c094bbcae6bac0c7ad17e5eac6d1862afb3fec75909eccb244494fdc71b3e57ecf146d3c642264a47e6f5c3906030da63764a6c9e62b480
- SSDEEP 3072:s8bAk/JGBcVw8IJ5tj5kW8vP9gN9JpbQjmGRs9E3AZxpR/E3zDuC:smVw88tkW8X21mjuvpSHu
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1156-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1156-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/616-58-0x00000000002A0000-0x00000000002A9000-memory.dmp family_smokeloader behavioral1/memory/1156-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1156-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 616 set thread context of 1156 616 file.exe 28 - 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 1156 file.exe 1156 file.exe 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1244 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1156 file.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1244 Process not Found - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1244 Process not Found 1244 Process not Found - Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1244 Process not Found 1244 Process not Found - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 616 wrote to memory of 1156 616 file.exe 28 PID 616 wrote to memory of 1156 616 file.exe 28 PID 616 wrote to memory of 1156 616 file.exe 28 PID 616 wrote to memory of 1156 616 file.exe 28 PID 616 wrote to memory of 1156 616 file.exe 28 PID 616 wrote to memory of 1156 616 file.exe 28 PID 616 wrote to memory of 1156 616 file.exe 28
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:616 -
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:1156
-