General
- Target Masonas.exe
- Size 90KB
- Sample260624-yk3ataft3k
- SHA256 f6c1d3d1abe0804ddfb765cd9775c5afe49461bd30f5c9b7eef865710ec29d4e
- MD5 e80d0ed7b75907168302d14655381b89
- SHA1 7a4ec398c9e176cd89f08d9f7e2c7fa330b68298
- SHA512 d5bb90e874978e8b2a323b99be82892cf25ef9c86a2b4efe8ec4444ede265d7a2c3ad1d2df027b85f0336338b1ccd290e4dad43eec98e68f80d7c795afafeeec
- SSDEEP 1536:al2+ddKhCmqBBGtJF20XSS41Q66XKEF4v8xEpl1Z6Vdy3XdGvKnm3h4MG:alXdkhl8BoJF20XSSE6aEuvVT1Z6+ndf
- TLSH T1EB93F1A5F9DB4A96C12F0B712D33A0FEA7C7417EF62A076E75D554A60E048BF4D88082
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Masonas.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Masonas.exe
Resource
win11ltsc2024-20260617-en
Malware Config
Targets
-
- Target Masonas.exe
- Size 90KB
- SHA256 f6c1d3d1abe0804ddfb765cd9775c5afe49461bd30f5c9b7eef865710ec29d4e
- MD5 e80d0ed7b75907168302d14655381b89
- SHA1 7a4ec398c9e176cd89f08d9f7e2c7fa330b68298
- SHA512 d5bb90e874978e8b2a323b99be82892cf25ef9c86a2b4efe8ec4444ede265d7a2c3ad1d2df027b85f0336338b1ccd290e4dad43eec98e68f80d7c795afafeeec
- SSDEEP 1536:al2+ddKhCmqBBGtJF20XSS41Q66XKEF4v8xEpl1Z6Vdy3XdGvKnm3h4MG:alXdkhl8BoJF20XSSE6aEuvVT1Z6+ndf
- TLSH T1EB93F1A5F9DB4A96C12F0B712D33A0FEA7C7417EF62A076E75D554A60E048BF4D88082
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Detects DonutLoader
-
Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
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Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Adds Run key to start application
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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
2Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1