Analysis
- max time kernel
150s - max time network
126s - platform
windows7_x64 - resource
win7-20230831-en - resource tags
- submitted
02/10/2023, 10:17
General
- Target file.exe
- Size 234KB
- Sample231002-mbc4saaf33
- SHA256 d4b60a5225dd6edc3d0fc961e00cd88b9f8afe777655e1da1ad0435a0ce40be6
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
- 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/840-0-0x0000000000220000-0x0000000000235000-memory.dmp
memory/840-1-0x0000000000240000-0x0000000000249000-memory.dmp
memory/840-2-0x0000000000400000-0x0000000002435000-memory.dmp
memory/840-4-0x0000000000400000-0x0000000002435000-memory.dmp
memory/840-7-0x0000000000220000-0x0000000000235000-memory.dmp
memory/840-8-0x0000000000240000-0x0000000000249000-memory.dmp
memory/1192-3-0x0000000002AB0000-0x0000000002AC6000-memory.dmp