General
- Target ll.exe
- Size 49KB
- Sample261102-rw7lcafd52
- SHA256 679eb536ebb1f9c449027f19aa5a442f4ef6e94bce1f3a94c6c73e45b7ee2e46
- MD5 2f8031969dd6d7072f9d4e01082dfa79
- SHA1 3eedcec78cb6ae7305dc5357d3ea44a65bf691ad
- SHA512 37eed3a34a0d09eabdee5a4eecd8caee5be6ac67319638e619ec7bd8cb9a8c66a2b03049b08e9b0ee05ca1be950173503ff7189a5617b1284dfb3327c2b5f159
- SSDEEP 768:X/+uYACcvmEl4GSnNGanLDut1MvbuOba1TNI8hJOl28:X/+7Ivr4fMsLbuOYbbOM8
- TLSH T1E733E78DFBE40129D1BE1AB12D73621983B079939507C61FACD402CB3B27B984691EF7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Behavioral task
behavioral1
Sample
ll.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
ll.exe
Resource
win11ltsc2024-20260911-en
10 signatures
150 seconds
Malware Config
Extracted
Family
-
neptunerat
C2
-
vpn823034274.softether.net:38977
Attributes
-
filename
USB.exe
-
group
MasonGroup
-
key
tUt1uszof1kvDZxj
-
rat_name
MasonRAT
Targets
-
- Target ll.exe
- Size 49KB
- SHA256 679eb536ebb1f9c449027f19aa5a442f4ef6e94bce1f3a94c6c73e45b7ee2e46
- MD5 2f8031969dd6d7072f9d4e01082dfa79
- SHA1 3eedcec78cb6ae7305dc5357d3ea44a65bf691ad
- SHA512 37eed3a34a0d09eabdee5a4eecd8caee5be6ac67319638e619ec7bd8cb9a8c66a2b03049b08e9b0ee05ca1be950173503ff7189a5617b1284dfb3327c2b5f159
- SSDEEP 768:X/+uYACcvmEl4GSnNGanLDut1MvbuOba1TNI8hJOl28:X/+7Ivr4fMsLbuOYbbOM8
- TLSH T1E733E78DFBE40129D1BE1AB12D73621983B079939507C61FACD402CB3B27B984691EF7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Detects NeptuneRAT stealer
-
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.