General
- Target oioi.exe
- Size 19.1MB
- Sample260705-ymvzhsa17r
- SHA256 3b99c29379d25c610ed48a613373414744d58c73e55096f503b16eba375354fb
Malware Config
Targets
-
- Target oioi.exe
- Size 19.1MB
- SHA256 3b99c29379d25c610ed48a613373414744d58c73e55096f503b16eba375354fb
Score10/10-
Modifies Windows Defender TamperProtection settings
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Modifies Windows Defender notification settings
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Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
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Command and Scripting Interpreter: PowerShell
Using powershell.exe command.
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Disables one or more Microsoft Defender components
Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.
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Disables automatic submission of suspicious files to Microsoft by Windows Defender
Uses the Powershell Set-MpPreference cmdlet to prevent Windows Defender from automatically sending files to Microsoft for analysis.
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Executes dropped EXE
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Loads dropped DLL
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Windows security modification
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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.
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Hide Artifacts: Hidden Files and Directories
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
5Disable or Modify Tools
5Modify Registry
4