Analysis
- max time kernel
150s - max time network
122s - platform
windows7_x64 - resource
win7-20230831-en - resource tags
- submitted
03/10/2023, 00:31
General
- Target file.exe
- Size 227KB
- Sample231003-at2tmsfc91
- SHA256 7211f119a19a735056b60fd43deeebcb49354f3bf68b445938b301d61502c7e7
Malware Config
Extracted
-
smokeloader
-
pub4
Extracted
-
smokeloader
-
2022
-
http://gudintas.at/tmp/
-
http://pik96.ru/tmp/
-
http://rosatiauto.com/tmp/
-
http://kingpirate.ru/tmp/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 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 FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 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\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- 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/1264-4-0x0000000002A50000-0x0000000002A66000-memory.dmp
memory/1264-12-0x000007FE781A0000-0x000007FE781AA000-memory.dmp
memory/1264-11-0x000007FEF5C80000-0x000007FEF5DC3000-memory.dmp
memory/3044-1-0x0000000002590000-0x0000000002690000-memory.dmp
memory/3044-2-0x0000000000400000-0x0000000002434000-memory.dmp
memory/3044-3-0x0000000000220000-0x0000000000229000-memory.dmp
memory/3044-5-0x0000000000400000-0x0000000002434000-memory.dmp