Analysis
- max time kernel
150s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
07/10/2022, 02:08
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
7 signatures
150 seconds
General
- Target file.exe
- Size 266KB
- Sample221007-ckjyksbcg9
- SHA256 dc2a6585983841fc6eb5f2e45a8bf99964df7b6b4fdc4cadf7a16934e7ac312e
- MD5 0694fb118eff204d85e18dc167dd450a
- SHA1 4276006a1dd88b3d895b5ee2d28234294a391e1a
- SHA512 4d00c7868fbc7460b7911818637865289a7ad81a6ad52f495a6ec293c53c514becde7909201a498f199f67bfc471120b5ee2ccb3ae2aad45083cefd38c7dc3da
- SSDEEP 3072:6XIGusXqk1JzEZ2x5vSYbstAxxkOlLWrxpzbgqruq8Fv52pZa9uD6VdyhkURv4SR:asczE1Y5bkMLuzbgwu1AwVfU
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/4920-133-0x0000000002080000-0x0000000002089000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 4392 fvdesvh - Checks SCSI registry key(s) 3 TTPs 6 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fvdesvh Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fvdesvh Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fvdesvh - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4920 file.exe 4920 file.exe 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3048 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4920 file.exe 4392 fvdesvh
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:4920
-
C:\Users\Admin\AppData\Roaming\fvdesvhC:\Users\Admin\AppData\Roaming\fvdesvh1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:4392
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\fvdesvh
- Size 266KB
- SHA256 dc2a6585983841fc6eb5f2e45a8bf99964df7b6b4fdc4cadf7a16934e7ac312e
- MD5 0694fb118eff204d85e18dc167dd450a
- SHA1 4276006a1dd88b3d895b5ee2d28234294a391e1a
- SHA512 4d00c7868fbc7460b7911818637865289a7ad81a6ad52f495a6ec293c53c514becde7909201a498f199f67bfc471120b5ee2ccb3ae2aad45083cefd38c7dc3da
- SSDEEP 3072:6XIGusXqk1JzEZ2x5vSYbstAxxkOlLWrxpzbgqruq8Fv52pZa9uD6VdyhkURv4SR:asczE1Y5bkMLuzbgwu1AwVfU
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\fvdesvh
- Size 266KB
- SHA256 dc2a6585983841fc6eb5f2e45a8bf99964df7b6b4fdc4cadf7a16934e7ac312e
- MD5 0694fb118eff204d85e18dc167dd450a
- SHA1 4276006a1dd88b3d895b5ee2d28234294a391e1a
- SHA512 4d00c7868fbc7460b7911818637865289a7ad81a6ad52f495a6ec293c53c514becde7909201a498f199f67bfc471120b5ee2ccb3ae2aad45083cefd38c7dc3da
- SSDEEP 3072:6XIGusXqk1JzEZ2x5vSYbstAxxkOlLWrxpzbgqruq8Fv52pZa9uD6VdyhkURv4SR:asczE1Y5bkMLuzbgwu1AwVfU
- MD5 SHA1 SHA512 SSDEEP