Analysis
- max time kernel
151s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
05/11/2022, 06:21
Static task
static1
Behavioral task
behavioral1
Sample
fa605138a29cc0aff432c7a4edca3ce8.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
fa605138a29cc0aff432c7a4edca3ce8.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target fa605138a29cc0aff432c7a4edca3ce8.exe
- Size 284KB
- Sample221105-g4btjagdan
- SHA256 c58371b4daf0c8209ef8c62f8fef3f72e6426ff1ab09a1fe593e5df9758e13fb
- MD5 fa605138a29cc0aff432c7a4edca3ce8
- SHA1 1d3de4209bdb4ee98321db26e81d88c8c71f0ab2
- SHA512 13c752b2992d518fe1946a02fefa3b39590b1c2a20e6ea21821b76ea7d8f3f501ebe4032ad33d9d65f2135a61d1acf5938323da3d1a913b9c37bbbbdce62e937
- SSDEEP 3072:ALqahtQgCp56u3HidNCO4oW9nLV/w2a/laG3:MqmCmu3ifCloyR428t3
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/2744-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1944-135-0x0000000000990000-0x0000000000999000-memory.dmp family_smokeloader behavioral2/memory/2744-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/2744-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1944 set thread context of 2744 1944 fa605138a29cc0aff432c7a4edca3ce8.exe 82 - 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 fa605138a29cc0aff432c7a4edca3ce8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fa605138a29cc0aff432c7a4edca3ce8.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fa605138a29cc0aff432c7a4edca3ce8.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2744 fa605138a29cc0aff432c7a4edca3ce8.exe 2744 fa605138a29cc0aff432c7a4edca3ce8.exe 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found 992 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 992 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2744 fa605138a29cc0aff432c7a4edca3ce8.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1944 wrote to memory of 2744 1944 fa605138a29cc0aff432c7a4edca3ce8.exe 82 PID 1944 wrote to memory of 2744 1944 fa605138a29cc0aff432c7a4edca3ce8.exe 82 PID 1944 wrote to memory of 2744 1944 fa605138a29cc0aff432c7a4edca3ce8.exe 82 PID 1944 wrote to memory of 2744 1944 fa605138a29cc0aff432c7a4edca3ce8.exe 82 PID 1944 wrote to memory of 2744 1944 fa605138a29cc0aff432c7a4edca3ce8.exe 82 PID 1944 wrote to memory of 2744 1944 fa605138a29cc0aff432c7a4edca3ce8.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\fa605138a29cc0aff432c7a4edca3ce8.exe"C:\Users\Admin\AppData\Local\Temp\fa605138a29cc0aff432c7a4edca3ce8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Users\Admin\AppData\Local\Temp\fa605138a29cc0aff432c7a4edca3ce8.exe"C:\Users\Admin\AppData\Local\Temp\fa605138a29cc0aff432c7a4edca3ce8.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2744
-