Analysis
- max time kernel
300s - max time network
300s - platform
windows10-1703_x64 - resource
win10-20240221-en - resource tags
- submitted
04/03/2024, 05:08
General
- Target ec8ec72f974d8e0140cbf0c768ecefafe1f54508ea2ac62b7264308b8a5e4df5.exe
- Size 241KB
- Sample240304-fsjvbsbe88
- SHA256 ec8ec72f974d8e0140cbf0c768ecefafe1f54508ea2ac62b7264308b8a5e4df5
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\ec8ec72f974d8e0140cbf0c768ecefafe1f54508ea2ac62b7264308b8a5e4df5.exe"C:\Users\Admin\AppData\Local\Temp\ec8ec72f974d8e0140cbf0c768ecefafe1f54508ea2ac62b7264308b8a5e4df5.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Roaming\fwarbfaC:\Users\Admin\AppData\Roaming\fwarbfa1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
fwarbfa
memory/2924-1-0x0000000001AE0000-0x0000000001BE0000-memory.dmp
memory/2924-2-0x0000000001A90000-0x0000000001A9B000-memory.dmp
memory/2924-3-0x0000000000400000-0x0000000001A29000-memory.dmp
memory/2924-5-0x0000000000400000-0x0000000001A29000-memory.dmp
memory/3416-4-0x0000000003230000-0x0000000003246000-memory.dmp
memory/3416-16-0x00000000032B0000-0x00000000032C6000-memory.dmp
memory/4616-14-0x0000000001C20000-0x0000000001D20000-memory.dmp
memory/4616-15-0x0000000000400000-0x0000000001A29000-memory.dmp
memory/4616-17-0x0000000000400000-0x0000000001A29000-memory.dmp