General
- Target https://www.mediafire.com/file/0cwhpnxnuyj71ls/MasonRAT-SRC.rar/file
- Sample260916-wa727stcld
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://www.mediafire.com/file/0cwhpnxnuyj71ls/MasonRAT-SRC.rar/file
Resource
win10v2004-20260911-en
26 signatures
150 seconds
Malware Config
Extracted
Family
-
umbral
Version
-
v1.3
C2
-
https://discord.com/api/webhooks/1542436032425885706/O8RuUpRvQXRWJ4M6P93OpbjS_pYTemPlOMlK5iUzI5DOhCit3QIyz5d1Q6m2b2-rvyKj
Extracted
Family
-
neptunerat
Attributes
-
filename
MasonUSB.exe
-
group
MasonGroup
-
key
DRo5XjCavUPTuAaw
-
localhost
127.0.0.1:1417
-
rat_name
MasonRAT
Targets
-
- Target https://www.mediafire.com/file/0cwhpnxnuyj71ls/MasonRAT-SRC.rar/file
-
Detects NeptuneRAT stealer
-
Detects Umbral payload
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Uses the VBS compiler for execution
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Scheduled Task/Job
1Scheduled Task
1