General
- Target my0s.io_new.exe
- Size 25KB
- Sample260831-cr2f7swtft
- SHA256 dd19c78cc214bd7d35d2ceed119cc9f10924722e8ed252344883e93e1909cd7d
- MD5 d8b7ef2ea400942affeee1b740c25ee0
- SHA1 e1e5452cf884c9fb2e1fab65c787e9c7b409c34c
- SHA512 bf85f375e8c646a88273f9acaa3226415d85654170e6f623840921c141b6e1b8827c6dbbbe8282e9fdf84be79df4fc0235061be9426374988518467627abc877
- SSDEEP 384:o+hC68740UH/vwGPgeQjRsqflqD2Kijwl4+FIXUx9TTGwN68G+H+2z9ySRW5PVW:B0EfvHPg9yLLmyIY9Bk8zZBySU
- TLSH T1B9C2E741B7FCC228E0BF6BBB5D7647004774B85B8E16CB0D0ED9908E1E77B444AA47A2
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
my0s.io_new.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
my0s.io_new.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
-
nanocore
-
c2_port
443
Targets
-
- Target my0s.io_new.exe
- Size 25KB
- SHA256 dd19c78cc214bd7d35d2ceed119cc9f10924722e8ed252344883e93e1909cd7d
- MD5 d8b7ef2ea400942affeee1b740c25ee0
- SHA1 e1e5452cf884c9fb2e1fab65c787e9c7b409c34c
- SHA512 bf85f375e8c646a88273f9acaa3226415d85654170e6f623840921c141b6e1b8827c6dbbbe8282e9fdf84be79df4fc0235061be9426374988518467627abc877
- SSDEEP 384:o+hC68740UH/vwGPgeQjRsqflqD2Kijwl4+FIXUx9TTGwN68G+H+2z9ySRW5PVW:B0EfvHPg9yLLmyIY9Bk8zZBySU
- TLSH T1B9C2E741B7FCC228E0BF6BBB5D7647004774B85B8E16CB0D0ED9908E1E77B444AA47A2
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Grants admin privileges
Uses net.exe to modify the user's privileges.
-
Disables one or more Microsoft Defender components
Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
-
Executes dropped EXE
-
Adds Run key to start application
-
Creates a new local user account
Uses net.exe to create a new local user account, often for persistence or a backdoor account.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
2Scheduled Task/Job
1Scheduled Task
1Persistence
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create Account
1Local Account
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Scheduled Task/Job
1Scheduled Task
1