Analysis
- max time kernel
150s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
27/03/2023, 01:34
General
- Target setup.exe
- Size 273KB
- Sample230327-by4dpsda4t
- SHA256 229ce43634bea99f1e62a232d6f179fa908b5aa1de8751ba0068b6b89dcdfef6
Malware Config
Extracted
-
smokeloader
-
sprg
Extracted
-
smokeloader
-
2022
-
http://hoh0aeghwugh2gie.com/
-
http://hie7doodohpae4na.com/
-
http://aek0aicifaloh1yo.com/
-
http://yic0oosaeiy7ahng.com/
-
http://wa5zu7sekai8xeih.com/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- 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 19 IoCs
- Suspicious use of WriteProcessMemory 33 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\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/400-164-0x0000000000D90000-0x0000000000D9B000-memory.dmp
memory/400-163-0x0000000001070000-0x0000000001079000-memory.dmp
memory/400-162-0x0000000000D90000-0x0000000000D9B000-memory.dmp
memory/568-151-0x00000000005F0000-0x00000000005FF000-memory.dmp
memory/568-171-0x0000000000D90000-0x0000000000D9B000-memory.dmp
memory/568-149-0x00000000005F0000-0x00000000005FF000-memory.dmp
memory/568-150-0x0000000000D90000-0x0000000000D9B000-memory.dmp
memory/748-154-0x00000000006D0000-0x00000000006DC000-memory.dmp
memory/748-173-0x0000000000C90000-0x0000000000C99000-memory.dmp
memory/748-155-0x00000000006D0000-0x00000000006DC000-memory.dmp
memory/2192-156-0x0000000000730000-0x0000000000757000-memory.dmp
memory/2192-157-0x00000000006D0000-0x00000000006DC000-memory.dmp
memory/2192-158-0x0000000000730000-0x0000000000757000-memory.dmp
memory/2192-174-0x00000000006D0000-0x00000000006DC000-memory.dmp
memory/2376-153-0x0000000000C90000-0x0000000000C99000-memory.dmp
memory/2376-152-0x0000000000C90000-0x0000000000C99000-memory.dmp
memory/2376-172-0x00000000005F0000-0x00000000005FF000-memory.dmp
memory/2480-159-0x0000000001070000-0x0000000001079000-memory.dmp
memory/2480-160-0x0000000000730000-0x0000000000757000-memory.dmp
memory/2480-175-0x0000000000730000-0x0000000000757000-memory.dmp
memory/2480-161-0x0000000001070000-0x0000000001079000-memory.dmp
memory/2704-135-0x0000000000750000-0x0000000000766000-memory.dmp
memory/3052-148-0x0000000000D90000-0x0000000000D9B000-memory.dmp
memory/3052-170-0x00000000001F0000-0x00000000001F9000-memory.dmp
memory/3052-147-0x00000000001F0000-0x00000000001F9000-memory.dmp
memory/3052-146-0x0000000000D90000-0x0000000000D9B000-memory.dmp
memory/3496-176-0x0000000000D90000-0x0000000000D9B000-memory.dmp
memory/3496-165-0x00000000005D0000-0x00000000005DD000-memory.dmp
memory/3496-166-0x0000000000D90000-0x0000000000D9B000-memory.dmp
memory/3496-167-0x00000000005D0000-0x00000000005DD000-memory.dmp
memory/4456-169-0x0000000000140000-0x000000000014B000-memory.dmp
memory/4456-168-0x0000000000140000-0x000000000014B000-memory.dmp
memory/4456-177-0x00000000005D0000-0x00000000005DD000-memory.dmp
memory/5096-136-0x0000000000400000-0x0000000002B71000-memory.dmp
memory/5096-134-0x00000000001F0000-0x00000000001F9000-memory.dmp