Analysis
- max time kernel
300s - max time network
302s - platform
windows10-1703_x64 - resource
win10-20240221-en - resource tags
- submitted
15/03/2024, 00:58
General
- Target 13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46.exe
- Size 170KB
- Sample240315-bbvs2see73
- SHA256 13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46
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 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\13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46.exe"C:\Users\Admin\AppData\Local\Temp\13edf447d337a3dbb3ae186d775bc4478130b134f88185120c90ab9d202d9f46.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Roaming\wtdbwdvC:\Users\Admin\AppData\Roaming\wtdbwdv1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
wtdbwdv
memory/2776-14-0x0000000000500000-0x0000000000600000-memory.dmp
memory/2776-15-0x0000000000400000-0x0000000000474000-memory.dmp
memory/2776-19-0x0000000000400000-0x0000000000474000-memory.dmp
memory/3140-1-0x0000000000610000-0x0000000000710000-memory.dmp
memory/3140-2-0x00000000005C0000-0x00000000005CB000-memory.dmp
memory/3140-3-0x0000000000400000-0x0000000000474000-memory.dmp
memory/3140-5-0x0000000000400000-0x0000000000474000-memory.dmp
memory/3444-4-0x0000000000C50000-0x0000000000C66000-memory.dmp
memory/3444-16-0x00000000026C0000-0x00000000026D6000-memory.dmp