Analysis
- max time kernel
151s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
13/10/2023, 02:51
General
- Target 8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe
- Size 269KB
- Sample231013-dce54abd91
- SHA256 8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
pub1
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-file-host6.com/
-
http://host-host-file8.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 6 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\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe"C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe"C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/780-5-0x0000000007D70000-0x0000000007D86000-memory.dmp
memory/2064-2-0x00000000008C0000-0x00000000008C9000-memory.dmp
memory/2064-1-0x00000000008E0000-0x00000000009E0000-memory.dmp
memory/4468-4-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4468-3-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4468-6-0x0000000000400000-0x0000000000409000-memory.dmp