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https://github.com/carlospolop/hacktricks
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84 lines
2.2 KiB
Markdown
84 lines
2.2 KiB
Markdown
# Common API used in Malware
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## Networking
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| Raw Sockets | WinAPI Sockets |
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| :--- | :--- |
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| socket\(\) | WSAStratup\(\) |
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| bind\(\) | bind\(\) |
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| listen\(\) | listen\(\) |
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| accept\(\) | accept\(\) |
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| connect\(\) | connect\(\) |
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| read\(\)/recv\(\) | recv\(\) |
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| write\(\) | send\(\) |
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| shutdown\(\) | WSACleanup\(\) |
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## Persistence
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| Registry | File | Service |
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| :--- | :--- | :--- |
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| RegCreateKeyEx\(\) | GetTempPath\(\) | OpenSCManager |
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| RegOpenKeyEx\(\) | CopyFile\(\) | CreateService\(\) |
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| RegSetValueEx\(\) | CreateFile\(\) | StartServiceCtrlDispatcher\(\) |
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| RegDeleteKeyEx\(\) | WriteFile\(\) | |
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| RegGetValue\(\) | ReadFile\(\) | |
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## Encryption
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| Name |
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| :--- |
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| WinCrypt |
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| CryptAcquireContext\(\) |
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| CryptGenKey\(\) |
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| CryptDeriveKey\(\) |
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| CryptDecrypt\(\) |
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| CryptReleaseContext\(\) |
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## Anti-Analysis/VM
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| Function Name | Assembly Instructions |
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| :--- | :--- |
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| IsDebuggerPresent\(\) | CPUID\(\) |
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| GetSystemInfo\(\) | IN\(\) |
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| GlobalMemoryStatusEx\(\) | |
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| GetVersion\(\) | |
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| CreateToolhelp32Snapshot \[Check if a process is running\] | |
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| CreateFileW/A \[Check if a file exist\] | |
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## Stealth
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| Name | |
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| :--- | :--- |
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| VirtualAlloc | Alloc memory \(packers\) |
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| VirtualProtect | Change memory permission \(packer giving execution permission to a section\) |
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| ReadProcessMemory | Injection into external processes |
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| WriteProcessMemoryA/W | Injection into external processes |
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| NtWriteVirtualMemory | |
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| CreateRemoteThread | DLL/Process injection... |
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| NtUnmapViewOfSection | |
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| QueueUserAPC | |
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| CreateProcessInternalA/W | |
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## Execution
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| Function Name |
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| :--- |
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| CreateProcessA/W |
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| ShellExecute |
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| WinExec |
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| ResumeThread |
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| NtResumeThread |
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## Miscellaneous
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* GetAsyncKeyState\(\) -- Key logging
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* SetWindowsHookEx -- Key logging
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* GetForeGroundWindow -- Get running window name \(or the website from a browser\)
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* LoadLibrary\(\) -- Import library
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* GetProcAddress\(\) -- Import library
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* CreateToolhelp32Snapshot\(\) -- List running processes
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* GetDC\(\) -- Screenshot
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* BitBlt\(\) -- Screenshot
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* InternetOpen\(\), InternetOpenUrl\(\), InternetReadFile\(\), InternetWriteFile\(\) -- Access the Internet
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* FindResource\(\), LoadResource\(\), LockResource\(\) -- Access resources of the executable
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