General
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Target
https://cdn.discordapp.com/attachments/1027223355629256714/1242961987521220719/Nitro_Generator.exe?ex=664fbe0e&is=664e6c8e&hm=dcefcb476d0d17318ba5fe73fac81f78e81dc6b67d5082665568fa3190079b09&
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Sample
240523-bx5kdagh87
Malware Config
Targets
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Target
https://cdn.discordapp.com/attachments/1027223355629256714/1242961987521220719/Nitro_Generator.exe?ex=664fbe0e&is=664e6c8e&hm=dcefcb476d0d17318ba5fe73fac81f78e81dc6b67d5082665568fa3190079b09&
Score9/10-
Enumerates VirtualBox DLL files
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Downloads MZ/PE file
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Sets file to hidden
Modifies file attributes to stop it showing in Explorer etc.
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Executes dropped EXE
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Loads dropped DLL
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UPX packed file
Detects executables packed with UPX/modified UPX open source packer.
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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MITRE ATT&CK Matrix ATT&CK v13
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Virtualization/Sandbox Evasion
1Hide Artifacts
2Hidden Files and Directories
2Modify Registry
1