Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
22/05/2022, 10:06
General
- Target 4f698342069961d717921cc2d492894f.exe
- Size 252KB
- Sample220522-l43dpshfe7
- SHA256 19417eff67a1da9047ec0a2eee73cfcf5b0d5fa16178802b3f52916b683419f0
Malware Config
Extracted
-
smokeloader
-
2020
-
http://bahninfo.at/upload/
-
http://img4mobi.com/upload/
-
http://equix.ru/upload/
-
http://worldalltv.com/upload/
-
http://negarehgallery.com/upload/
-
http://lite-server.ru/upload/
-
http://piratia/su/upload/
-
http://go-piratia.ru/upload/
-
http://monsutiur4.com/
-
http://nusurionuy5ff.at/
-
http://moroitomo4.net/
-
http://susuerulianita1.net/
-
http://cucumbetuturel4.com/
-
http://nunuslushau.com/
-
http://linislominyt11.at/
-
http://luxulixionus.net/
-
http://lilisjjoer44.com/
-
http://nikogminut88.at/
-
http://limo00ruling.org/
-
http://mini55tunul.com/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Downloads MZ/PE file
- Executes dropped EXE 2 IoCs
- Checks SCSI registry key(s) 3 TTPs 9 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 3 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\4f698342069961d717921cc2d492894f.exe"C:\Users\Admin\AppData\Local\Temp\4f698342069961d717921cc2d492894f.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\268E.exeC:\Users\Admin\AppData\Local\Temp\268E.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\B969.exeC:\Users\Admin\AppData\Local\Temp\B969.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
268E.exe
268E.exe
B969.exe
B969.exe
memory/732-137-0x0000000000773000-0x0000000000784000-memory.dmp
memory/732-138-0x00000000001F0000-0x00000000001F9000-memory.dmp
memory/732-139-0x0000000000400000-0x000000000048E000-memory.dmp
memory/2708-145-0x00000000001F0000-0x00000000001F9000-memory.dmp
memory/2708-146-0x0000000000400000-0x000000000048E000-memory.dmp
memory/2708-144-0x00000000007A3000-0x00000000007B4000-memory.dmp
memory/3032-147-0x0000000007BE0000-0x0000000007BF6000-memory.dmp
memory/3032-133-0x00000000006F0000-0x0000000000706000-memory.dmp
memory/3032-140-0x00000000029C0000-0x00000000029D6000-memory.dmp
memory/3816-131-0x0000000002CF0000-0x0000000002CF9000-memory.dmp
memory/3816-130-0x0000000002D4E000-0x0000000002D57000-memory.dmp
memory/3816-132-0x0000000000400000-0x0000000002B5B000-memory.dmp