General
- Target BB465menu.bat
- Size 2.1MB
- Sample261103-bej6qagw7m
- SHA256 ccf3b6c2b9e9fa9759c27bab084bf4386484f07a88c72ec0fec6155d44fe4d34
- MD5 50164f6e1c9c63d9982e25b29db5ff82
- SHA1 1d033c5acde9b2c2b1902dc8944dae70bfac624a
- SHA512 569d5ce8c0555233288b9ee3adb56a3ea2da0b05ccc85fae7003cb3212cc4d4dac7a72de8c3733a4250c022bc3dbae2f698c90e62ba699ffb4cd3b64258e3413
- SSDEEP 24576:ospW0qb4fev8/XH1AUsYuyGz5cuekb8ootaKbf:ospHqbBvIqouN1ekbNKT
- TLSH T10DA5C0C257F7917EEA7E10FEA19022858A6E10047CF193D42861F2EEBCD3D469DC6D86
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
BB465menu.exe
Resource
win10v2004-20260911-en
Malware Config
Extracted
-
neptunerat
-
m7mnga-38338.portmap.host:38338
-
filename
USB.exe
-
group
MasonGroup
-
key
jBIlhtK8SaqT4ZFV
-
rat_name
MasonRAT
Targets
-
- Target BB465menu.bat
- Size 2.1MB
- SHA256 ccf3b6c2b9e9fa9759c27bab084bf4386484f07a88c72ec0fec6155d44fe4d34
- MD5 50164f6e1c9c63d9982e25b29db5ff82
- SHA1 1d033c5acde9b2c2b1902dc8944dae70bfac624a
- SHA512 569d5ce8c0555233288b9ee3adb56a3ea2da0b05ccc85fae7003cb3212cc4d4dac7a72de8c3733a4250c022bc3dbae2f698c90e62ba699ffb4cd3b64258e3413
- SSDEEP 24576:ospW0qb4fev8/XH1AUsYuyGz5cuekb8ootaKbf:ospHqbBvIqouN1ekbNKT
- TLSH T10DA5C0C257F7917EEA7E10FEA19022858A6E10047CF193D42861F2EEBCD3D469DC6D86
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects DonutLoader
-
Detects NeptuneRAT stealer
-
Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
-
Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
-
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1