Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
08/04/2024, 02:28
General
- Target 363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
- Size 234KB
- Sample240408-cx9prsec45
- SHA256 363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473
Malware Config
Extracted
-
smokeloader
-
pub3
Extracted
-
smokeloader
-
2022
-
http://nidoe.org/tmp/index.php
-
http://sodez.ru/tmp/index.php
-
http://uama.com.ua/tmp/index.php
-
http://talesofpirates.net/tmp/index.php
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
- Executes dropped EXE 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe"C:\Users\Admin\AppData\Local\Temp\363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Roaming\hwcbuaiC:\Users\Admin\AppData\Roaming\hwcbuai1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
hwcbuai
memory/1728-1-0x0000000000980000-0x0000000000A80000-memory.dmp
memory/1728-2-0x0000000002470000-0x000000000247B000-memory.dmp
memory/1728-3-0x0000000000400000-0x0000000000857000-memory.dmp
memory/1728-5-0x0000000000400000-0x0000000000857000-memory.dmp
memory/3104-14-0x00000000009E0000-0x0000000000AE0000-memory.dmp
memory/3104-15-0x0000000000400000-0x0000000000857000-memory.dmp
memory/3104-19-0x0000000000400000-0x0000000000857000-memory.dmp
memory/3408-4-0x0000000002D00000-0x0000000002D16000-memory.dmp
memory/3408-16-0x00000000012D0000-0x00000000012E6000-memory.dmp