Analysis
- max time kernel
152s - max time network
135s - platform
windows10_x64 - resource
win10v20210408 - submitted
24/08/2021, 11:42
General
- Target ed8f3190e30a52d989817d06142f9509.exe
- Size 139KB
- Sample210824-3bd9m2c616
- SHA256 8f6aeab4ba06d05d419fa32d5d13df4c21636e926549ea58cb686e4b1b6c92ba
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://aucmoney.com/upload/
-
http://thegymmum.com/upload/
-
http://atvcampingtrips.com/upload/
-
http://kuapakualaman.com/upload/
-
http://renatazarazua.com/upload/
-
http://nasufmutlu.com/upload/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
- Deletes itself 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 UnmapMainImage 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ed8f3190e30a52d989817d06142f9509.exe"C:\Users\Admin\AppData\Local\Temp\ed8f3190e30a52d989817d06142f9509.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Roaming\cfsafjcC:\Users\Admin\AppData\Roaming\cfsafjc1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/188-120-0x0000000000400000-0x0000000002CB2000-memory.dmp
memory/188-119-0x0000000002CC0000-0x0000000002D6E000-memory.dmp
memory/3016-116-0x0000000000FE0000-0x0000000000FF6000-memory.dmp
memory/3016-121-0x0000000001330000-0x0000000001346000-memory.dmp
memory/3260-114-0x0000000002CC0000-0x0000000002D6E000-memory.dmp
memory/3260-115-0x0000000000400000-0x0000000002CB2000-memory.dmp