Analysis
- max time kernel
302s - max time network
301s - platform
windows10-1703_x64 - resource
win10-20240221-en - resource tags
- submitted
12/03/2024, 04:48
General
- Target 42028fa5290c57937218c860b6153dfebb79391f62f382401d021dcaf5b23305.exe
- Size 283KB
- Sample240312-ffk7magh2s
- SHA256 42028fa5290c57937218c860b6153dfebb79391f62f382401d021dcaf5b23305
Malware Config
Extracted
-
smokeloader
-
pub3
Extracted
-
smokeloader
-
2022
-
http://kamsmad.com/tmp/index.php
-
http://souzhensil.ru/tmp/index.php
-
http://teplokub.com.ua/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 AdjustPrivilegeToken 2 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\42028fa5290c57937218c860b6153dfebb79391f62f382401d021dcaf5b23305.exe"C:\Users\Admin\AppData\Local\Temp\42028fa5290c57937218c860b6153dfebb79391f62f382401d021dcaf5b23305.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Roaming\wcgvbewC:\Users\Admin\AppData\Roaming\wcgvbew1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
wcgvbew
memory/3372-4-0x0000000000C70000-0x0000000000C86000-memory.dmp
memory/3372-16-0x0000000000D70000-0x0000000000D86000-memory.dmp
memory/4636-14-0x0000000001C40000-0x0000000001D40000-memory.dmp
memory/4636-15-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/4636-19-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/4996-1-0x0000000001C30000-0x0000000001D30000-memory.dmp
memory/4996-2-0x0000000001B30000-0x0000000001B3B000-memory.dmp
memory/4996-3-0x0000000000400000-0x0000000001A33000-memory.dmp
memory/4996-5-0x0000000000400000-0x0000000001A33000-memory.dmp