Overview
overview
10Static
static
3Debug/EAX Console.exe
windows10-2004-x64
10Debug/EAX Console.exe
windows11-ltsc_2024-x64
3Debug/Guna.UI2.dll
windows10-2004-x64
1Debug/Guna.UI2.dll
windows11-ltsc_2024-x64
1Debug/Mela...di.dll
windows10-2004-x64
1Debug/Mela...di.dll
windows11-ltsc_2024-x64
1Debug/Mela...32.dll
windows10-2004-x64
3Debug/Mela...32.dll
windows11-ltsc_2024-x64
3Debug/Mela...64.dll
windows10-2004-x64
1Debug/Mela...64.dll
windows11-ltsc_2024-x64
1Debug/Mela....dylib
macos-10.15-amd64
1Debug/Voic...te.dll
windows10-2004-x64
3Debug/Voic...te.dll
windows11-ltsc_2024-x64
3Debug/Voic...64.dll
windows10-2004-x64
1Debug/Voic...64.dll
windows11-ltsc_2024-x64
1General
- Target Debug.zip
- Size 2.3MB
- Sample261104-h9em2sty4p
- SHA256 6d4fc3b72e53bc2673b42bf28240835bb32b8876fcbe1607bd8a56f7bda811dd
- MD5 18aa553945af273bd2fe50c376c61a1a
- SHA1 b9fb9d3754997654cb087387fbab59c85941e3ad
- SHA512 3466a90139cd6801d79df86d0dbf06aaeabfcf1684e89b0156f5bea173b035b2f6329d574356c94581b43e4f26d88ee013b8a8f96a9d1eb1654c875a5d6fe8f3
- SSDEEP 49152:WG9W4YZFMFL2/WFoR9cWleb5FIeL5URCu/mW8xXHDnL/vzK8p2u1dAY:WG9W4YZFUL2Go7cWWFIeal8xXHDnL/v3
- TLSH T19FB53375D4F0EC9DCCFF45B86C85860D1DEA3A8C60BB75427AABA324714D1D2DB03A26
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Debug/EAX Console.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
Debug/EAX Console.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
Debug/Guna.UI2.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
Debug/Guna.UI2.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral5
Sample
Debug/Melanchall.DryWetMidi.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral6
Sample
Debug/Melanchall.DryWetMidi.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral7
Sample
Debug/Melanchall_DryWetMidi_Native32.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral8
Sample
Debug/Melanchall_DryWetMidi_Native32.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral9
Sample
Debug/Melanchall_DryWetMidi_Native64.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral10
Sample
Debug/Melanchall_DryWetMidi_Native64.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral11
Sample
Debug/Melanchall_DryWetMidi_Native64.dylib
Resource
macos-20260915-en
Behavioral task
behavioral12
Sample
Debug/VoicemeeterRemote.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral13
Sample
Debug/VoicemeeterRemote.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral14
Sample
Debug/VoicemeeterRemote64.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral15
Sample
Debug/VoicemeeterRemote64.dll
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
-
umbral
-
v1.3
-
https://discord.com/api/webhooks/1542436032425885706/O8RuUpRvQXRWJ4M6P93OpbjS_pYTemPlOMlK5iUzI5DOhCit3QIyz5d1Q6m2b2-rvyKj
Extracted
-
neptunerat
-
filename
MasonUSB.exe
-
group
MasonGroup
-
key
b67QfGdzQcKREXAM
-
localhost
127.0.0.1:1417
-
rat_name
MasonRAT
Targets
-
- Target Debug/EAX Console.exe
- Size 2.0MB
- SHA256 67f4ee97a3b3cc90ebc82b2f9fe49f84c8c1099c81061ddc8d30bc3b6cd1e587
- MD5 40a2fd8c7f902b9720ea9c9d6f1d1378
- SHA1 bcacdcf72f283098fa5f3b9f234113aa5175f2a6
- SHA512 afec05d1ee88573e71220862181c62e78f92520694dceec96776087e6f4ae1eab07ddb0074598309b89556cf9071c4245bd11a23b5bd11ae7b559dfe72f8cdbe
- SSDEEP 49152:WsCKIuxgaMj3XRD+uj3H2Cuk1+Lda3WvhoUo5c0XWzoZsCKBmL:WsCKIkDMj3XZ+ujX2Cuk1+Lda3Wvho6C
- TLSH T1E79538D2EA4482D5ED3E47B3B0275CF116A33C7EEAF4649D248DB92649B3253442F81B
- MD5 SHA1 SHA512 SSDEEP TLSH
Detects NeptuneRAT stealer
Detects Umbral payload
Suspicious use of NtCreateUserProcessOtherParentProcess
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
Drops file in System32 directory
Suspicious use of SetThreadContext
-
- Target Debug/Guna.UI2.dll
- Size 2.1MB
- SHA256 6d876b257a97995d21072acd44580633468516121145cc218277edc18f971030
- MD5 58459aefb74d5ff786b9efb982d44eab
- SHA1 584f851c9824a27f4e2e5594ac206f8b165adf72
- SHA512 80e975d2726eb1e4515a79f3ced422e61315f9b2bcb87d054aa654c1885c12c2a16f75da9aba6f8cd2dd652bb85da50579d1e618f10fab1e50c0cd29f37c7b55
- SSDEEP 24576:mecRcAIrcai1e9RcNiCljNAXCITob+HgbY8DkUKAMDitqTwCTxZmxV7FdHQ/jzwQ:3AIKyo+HgbY8DkRmaZ8V7FyH
- TLSH T133A50A147ED4EB27D16BCE33D5E24011E3F1E5A32AB1EB0E76D35768184234A788636E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target Debug/Melanchall.DryWetMidi.dll
- Size 778KB
- SHA256 ad4ac36ecd26a0dd9c79ed0fadd6a9a18fcbdef0032af22f083e9430e1c84e87
- MD5 ed0dc7a819ba3e72503409b1bc3f7b66
- SHA1 9e2ead3d137005dd19573f2695657eff3015bbf0
- SHA512 b4709a51d7da713f1ae0828664f9dd622ad6f8740d0d0c9872f3ab54a9bd61d01fb7c9bdd1b24f012880f16e86034f2d0926c02c73276ddb1ac55ea5643db9f0
- SSDEEP 12288:vwUNlhmD+rq4sdOuxyuD63PdQAdPYfFRvBR:vwUM+GC1uWPdG3BR
- TLSH T19B05591237EC8E3BC6AF163BD570129963F0E846B393EB4B2314A6995D96B425C403F7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target Debug/Melanchall_DryWetMidi_Native32.dll
- Size 56KB
- SHA256 080346c638e219ec7cd4748e370e5e11931ed3a228c17f76d84c4d10ba9c9e6f
- MD5 1b976d18b403ffb7d670b17a871bbfd4
- SHA1 7e2022b1833f8ad6c4f4cc643d7068e013107ebd
- SHA512 1b676ca71cba6ed2fc9952e46038eb891217a7960d7aa10b37dcb0f6230e30ab2e62d1e36faf7c783785c7874173dd29ab947e8bcd4be8c36cec7277a2340692
- SSDEEP 384:ikfQAw+aLuu4N5ljtm8Xy9kjwJFP9TNaZFjnUmWw6w+e5XchXSvWZdTc2xv1Awo6:hft9RBi9kcfPmZFjHP5cJPDHthH
- TLSH T18343A890BE844C9AE411B37854E5C167B63CB9D5C6031F0766286F35AB23BC13EDA27E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target Debug/Melanchall_DryWetMidi_Native64.dll
- Size 65KB
- SHA256 80ca89af931e43642a125ec82e253d9bd7002088d000daba6e0661cdad89f5aa
- MD5 5326dfc6840947388f19f474c28e8c55
- SHA1 81afe328f00c500a7138c16c2a0ef200e2a122e4
- SHA512 4c0a1385438f26c1633c58c5e57f0f94ce704d8da52ec16f6111d2347e69cf8c0a3bdf9a4e737794110c02108ed70a4b65dec0ef67fca16d9103647e65a7ac5c
- SSDEEP 768:STukqEi0unSZFjZe7+zZj2WuLGIC1FyOJJnD19UkG3JSTEUb:G3dun+jZeyYaIC1drGoTEUb
- TLSH T1636350E12FD44C9BE925A23C52E6C232353CB9E447534B07963469321F13EC17EE9A9A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target Debug/Melanchall_DryWetMidi_Native64.dylib
- Size 88KB
- SHA256 aa08c542e77b045fa1e00d4feab21080ceb415c4b6c343b0dbc5704d1fb02f92
- MD5 a51c6118f789a4f373ab25d98fab2988
- SHA1 80eafcd0d5806bb6bc40600d418206b78f4240a4
- SHA512 333a70512c919ec4119e9ce30364ad5380655f9105c60fdde4a29de600d54985bee73b02f498cd9a90d0ded58d9ea4d9eb1ba76f1879b595760d6b5174b2f647
- SSDEEP 384:OwUiZX3J6yvvnVDytNa2ZHS60LuoM5W/pFA6Uxf9pVtjN/gDtgd/OC5zgtDH23Zh:Owd3CBUuL5WafVQ99W3PQdLj0
- TLSH T14E93F9E36BC8561CC58B62B4C85101E2F435F81613E6461EF3DCAFA5EC197C82646EAE
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target Debug/VoicemeeterRemote.dll
- Size 162KB
- SHA256 11270aad74acc080b1b55d568e7656961392da55323846ca5f12a9c765517d47
- MD5 31f61fc1df546a5269d33825d829246b
- SHA1 01c857cf99dc2a230ae84b386cbb49f794009d3b
- SHA512 82d23f961ccec9470983d10b46e173dbe198b15f02d42fd11e4f7575ee9365ffe99913ce3d8d63aa7208409df3a0d1c0af49698584ae5aa10bdf1e7593b95bb9
- SSDEEP 1536:iVv/5N7YkscWuY919UGxC35GTZQSon5kOE9AJolkjZfsG/z4fF6ZwT:iVv/5N0ksck919UCe58xGJoE0Gr4cwT
- TLSH T195F3BE13768280F7D0A17ABC08E7773BEE3D559748968E039B64DE621D31752AB2720F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target Debug/VoicemeeterRemote64.dll
- Size 192KB
- SHA256 69a24e80c96d2d557c6a0ce46cc0add1f62e252c613bccfa7f27833ca5345d87
- MD5 281923b34fd8431f8c5d40398e6870de
- SHA1 a6e4c6c2c42a3bf1ffbf7fd3bc42a12e1ec4a5f9
- SHA512 c442736a91075ee15183e8b161a534343e0e96c15b034344c262e6731c80aeaa370e883d95fd1f426f7d92166127cfe3178bb3f58dd3214e36b27bf01814d940
- SSDEEP 3072:FJg4AgTP9hAbB0zjlnOGfQ1OVKmTkSE0dSM1/jV6QgY6zaLJwu6:F+g/Ab5GfQ1ObTkSE0wUrl6gJm
- TLSH T1ED149D4A329510FBE85B9238C9E36515FBB3B41213755BCF16A483721F277E26A3B321
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Access Token Manipulation
1Parent PID Spoofing
1Process Injection
1Process Hollowing
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Access Token Manipulation
1Parent PID Spoofing
1Process Injection
1Process Hollowing
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1