Analysis
- max time kernel
150s - max time network
125s - platform
windows7_x64 - resource
win7-20230831-en - resource tags
- submitted
08/10/2023, 09:38
General
- Target file.exe
- Size 288KB
- Sample231008-ll2dpadd95
- SHA256 141398e4cab2c24c9df53d19f3310a31c5edbc39e8dc64fec46003b2f6255f4e
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
- Executes dropped EXE 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 6 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 2 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
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
-
C:\Windows\system32\taskeng.exetaskeng.exe {6DE1F334-16F7-4462-97FE-510E42AEB80C} S-1-5-21-86725733-3001458681-3405935542-1000:ZWKQHIWB\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\ddihewuC:\Users\Admin\AppData\Roaming\ddihewu2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
ddihewu
ddihewu
memory/1400-4-0x0000000002560000-0x0000000002576000-memory.dmp
memory/1400-16-0x0000000002930000-0x0000000002946000-memory.dmp
memory/2644-14-0x0000000002350000-0x0000000002450000-memory.dmp
memory/2644-15-0x0000000000400000-0x0000000002285000-memory.dmp
memory/2644-17-0x0000000000400000-0x0000000002285000-memory.dmp
memory/2956-1-0x0000000000250000-0x0000000000350000-memory.dmp
memory/2956-3-0x0000000000240000-0x0000000000249000-memory.dmp
memory/2956-2-0x0000000000400000-0x0000000002285000-memory.dmp
memory/2956-5-0x0000000000400000-0x0000000002285000-memory.dmp