Analysis
- max time kernel
191s - max time network
235s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
01/12/2022, 22:18
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
7 signatures
150 seconds
General
- Target file.exe
- Size 191KB
- Sample221201-17y8saba2t
- SHA256 f3f03991dc1f5ccf2e60b573b3f8bc52e2a5cb4e9cb0e63d676bf92d7d7bc124
- MD5 710323fafd9b755639fe22e361eb48c4
- SHA1 cd6b42c57809a8b760edcc1c56b622ac1b69a8ed
- SHA512 733be986225845ee9377911bfb6549ad4bc090affab17cad370b8922973750a988f2118d2c7b6659c833a43b5424c90248967c803ed5b78edb27d1eeb472d8d2
- SSDEEP 3072:06b9brsKfc+vveIJ5tzm/3BbPsBCMdAmXiJMGRs9E3AZxpR/PXzN+w:027vveuz03BbPgdKJMrvpVN+w
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/1692-133-0x00000000005C0000-0x00000000005C9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 4644 gdahjfj - Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI gdahjfj 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI gdahjfj Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI gdahjfj - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1692 file.exe 1692 file.exe 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found 740 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 740 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 1692 file.exe 4644 gdahjfj
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:1692
-
C:\Users\Admin\AppData\Roaming\gdahjfjC:\Users\Admin\AppData\Roaming\gdahjfj1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:4644
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\gdahjfj
- Size 191KB
- SHA256 f3f03991dc1f5ccf2e60b573b3f8bc52e2a5cb4e9cb0e63d676bf92d7d7bc124
- MD5 710323fafd9b755639fe22e361eb48c4
- SHA1 cd6b42c57809a8b760edcc1c56b622ac1b69a8ed
- SHA512 733be986225845ee9377911bfb6549ad4bc090affab17cad370b8922973750a988f2118d2c7b6659c833a43b5424c90248967c803ed5b78edb27d1eeb472d8d2
- SSDEEP 3072:06b9brsKfc+vveIJ5tzm/3BbPsBCMdAmXiJMGRs9E3AZxpR/PXzN+w:027vveuz03BbPgdKJMrvpVN+w
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\gdahjfj
- Size 191KB
- SHA256 f3f03991dc1f5ccf2e60b573b3f8bc52e2a5cb4e9cb0e63d676bf92d7d7bc124
- MD5 710323fafd9b755639fe22e361eb48c4
- SHA1 cd6b42c57809a8b760edcc1c56b622ac1b69a8ed
- SHA512 733be986225845ee9377911bfb6549ad4bc090affab17cad370b8922973750a988f2118d2c7b6659c833a43b5424c90248967c803ed5b78edb27d1eeb472d8d2
- SSDEEP 3072:06b9brsKfc+vveIJ5tzm/3BbPsBCMdAmXiJMGRs9E3AZxpR/PXzN+w:027vveuz03BbPgdKJMrvpVN+w
- MD5 SHA1 SHA512 SSDEEP