joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4c9fa0
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x120
mov eax, dword [0x6e306c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push 0x118
xor ebx, ebx
mov dword [ebp - 0x120], 0x11c
lea eax, [ebp - 0x11c]
push ebx
push eax
call fcn.004ef2d0
add esp, 0xc
lea eax, [ebp - 0x120]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
lea eax, [ebp - 0x114]
push eax
lea eax, [ebp - 0x118]
push eax
lea eax, [ebp - 0x11c]
push eax
call fcn.004c9f55
mov eax, dword [ebp - 0x11c]
add esp, 0xc
cmp eax, 5
jne 0x4ca01f
cmp dword [ebp - 0x118], ebx
jbe 0x4ca065
cmp dword [ebp - 0x118], 1
setne bl
inc ebx
jmp 0x4ca065
cmp eax, 6
jne 0x4ca04a
cmp byte [ebp - 6], 1
jne 0x4ca045
mov eax, dword [ebp - 0x118]
sub eax, ebx
je 0x4ca041
sub eax, 1
je 0x4ca03d
push 7
jmp 0x4ca047
push 5
jmp 0x4ca047
push 3
jmp 0x4ca047
push 4
pop ebx
jmp 0x4ca065
push 0xa
pop ecx
cmp eax, ecx
jne 0x4ca062
cmp dword [ebp - 0x114], 0x55f0
sbb ebx, ebx
add ebx, 9
jmp 0x4ca065
cmova ebx, ecx
mov ecx, dword [ebp - 4]
mov eax, ebx
xor ecx, ebp
pop ebx
call fcn.004239b8
leave
ret

Function at 0x4ca138
Capabilities:
Create process on windows
Get common file path
Get program files directory

Disassembly:
push 0x210
mov eax, 0x63c69f
call fcn.0042458f
mov esi, dword [ebp + 8]
push 1
push 0
push esi
push 0x6513a8
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
xor ebx, ebx
cmp eax, 0x20
setg bl
jle 0x4ca0b4
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x483
jne 0x4ca130
push 0x208
xor ebx, ebx
lea eax, [ebp - 0x218]
push ebx
push eax
call fcn.004ef2d0
add esp, 0xc
lea eax, [ebp - 0x218]
push ebx
push 0x26
push eax
push ebx
call dword [sym.imp.SHELL32.dll_SHGetSpecialFolderPathW]
call fcn.00401d60
push eax
lea ecx, [ebp - 0x21c]
call fcn.0040f630
lea eax, [ebp - 0x218]
mov dword [ebp - 4], ebx
push eax
lea eax, [ebp - 0x21c]
push str.__sInternet_Exploreriexplore.exe_
push eax
call fcn.0040fc80
add esp, 0xc
push 1
push ebx
push esi
mov esi, dword [ebp - 0x21c]
push esi
push str.open
push ebx
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
cmp eax, 0x20
lea ecx, [esi - 0x10]
setg bl
call fcn.0040bd60
mov eax, ebx
call fcn.0042454a
ret
push ebp
mov ebp, esp
push 1
xor eax, eax
push eax
push eax
push dword [ebp + 8]
push str.open
push eax
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
cmp eax, 0x20
jg 0x4ca15b
pop ebp
jmp 0x4ca074
pop ebp
ret
Function at 0x4ca18d
Capabilities:
Delete registry key
Delete registry value

Disassembly:
push 0x3c
mov eax, 0x63c6cf
call fcn.0042458f
mov eax, dword [ebp + 8]
mov ebx, dword [ebp + 0xc]
mov esi, dword [ebp + 0x10]
mov dword [ebp - 0x48], eax
test eax, eax
jne 0x4ca1b0
xor al, al
jmp 0x4ca270
lea edi, [ecx + 4]
cmp dword [edi + 0x10], 0
ja 0x4ca1d3
lea eax, [ebp - 0x40]
push eax
call fcn.004c5410
pop ecx
push eax
mov ecx, edi
call fcn.0040a2b0
lea ecx, [ebp - 0x40]
call fcn.004047d0
and dword [ebp - 0x18], 0
lea ecx, [ebp - 0x28]
and dword [ebp - 0x14], 0
push edi
call fcn.0040a6d0
xor edi, edi
lea ecx, [ebp - 0x28]
push 0x651444
mov dword [ebp - 4], edi
call fcn.0040a6a0
push dword [ebp - 0x48]
lea ecx, [ebp - 0x28]
call fcn.0040a6a0
test ebx, ebx
je 0x4ca21b
push 0x643058
lea ecx, [ebp - 0x28]
call fcn.0040a6a0
push ebx
lea ecx, [ebp - 0x28]
call fcn.0040a6a0
cmp dword [ebp - 0x14], 8
lea ecx, [ebp - 0x44]
push ecx
push 0xf003f
lea eax, [ebp - 0x28]
mov dword [ebp - 0x44], edi
cmovae eax, dword [ebp - 0x28]
push edi
push eax
push reloc.WS2_32.dll_closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x4ca266
test esi, esi
je 0x4ca253
push esi
push dword [ebp - 0x44]
call dword [sym.imp.ADVAPI32.dll_RegDeleteValueW]
jmp 0x4ca25d
push edi
push dword [ebp - 0x44]
call dword [sym.imp.ADVAPI32.dll_RegDeleteKeyW]
push dword [ebp - 0x44]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [ebp - 0x28]
call fcn.004047d0
mov al, 1
call fcn.0042454a
ret 0xc
Function at 0x4ca54c
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
mov eax, dword [0x6e306c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
xor ebx, ebx
mov dword [ebp - 0x30], eax
mov eax, dword [ebp + 0xc]
mov esi, ecx
mov dword [ebp - 0x34], eax
mov eax, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
mov dword [ebp - 0x38], eax
mov dword [ebp - 0x20], ebx
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x2c], ebx
mov dword [ebp - 0x28], ebx
cmp dword [esi + 0x14], ebx
ja 0x4ca5a4
lea eax, [ebp - 0x1c]
push eax
call fcn.004c5410
pop ecx
lea ecx, [esi + 4]
push eax
call fcn.0040a2b0
lea ecx, [ebp - 0x1c]
call fcn.004047d0
lea eax, [esi + 4]
cmp dword [eax + 0x14], 8
jb 0x4ca5af
mov eax, dword [eax]
mov esi, dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
lea ecx, [ebp - 0x20]
push ecx
push 0xf013f
push ebx
push eax
push reloc.WS2_32.dll_closesocket
call esi
test eax, eax
je 0x4ca5d2
xor al, al
jmp 0x4ca68b
lea eax, [ebp - 0x24]
push eax
push 0xf013f
push ebx
push 0x651428
push dword [ebp - 0x20]
call esi
test eax, eax
je 0x4ca5f5
push dword [ebp - 0x20]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
jmp 0x4ca5cb
mov esi, dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
lea eax, [ebp - 0x2c]
push ebx
push eax
push ebx
push 0xf013f
push ebx
push ebx
push ebx
push dword [ebp - 0x30]
push dword [ebp - 0x24]
call esi
test eax, eax
je 0x4ca627
push dword [ebp - 0x24]
mov esi, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
call esi
push dword [ebp - 0x20]
call esi
jmp 0x4ca5cb
push ebx
lea eax, [ebp - 0x28]
push eax
push ebx
push 0xf013f
push ebx
push ebx
push ebx
push dword [ebp - 0x34]
push dword [ebp - 0x2c]
call esi
mov esi, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test eax, eax
jne 0x4ca67a
mov ecx, edi
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, bx
jne 0x4ca64c
sub ecx, edx
sar ecx, 1
lea eax, [ecx*2 + 2]
push eax
push edi
push 1
push ebx
push dword [ebp - 0x38]
push dword [ebp - 0x28]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
push dword [ebp - 0x28]
call esi
mov bl, 1
push dword [ebp - 0x2c]
call esi
push dword [ebp - 0x24]
call esi
push dword [ebp - 0x20]
call esi
mov al, bl
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004239b8
leave
ret 0x10
Function at 0x4cca8d
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov edx, ecx
cmp byte [edx + 4], 0
je 0x4ccabd
push esi
xor esi, esi
cmp dword [edx + 0x3cc], esi
jle 0x4ccabc
mov ecx, dword [ebp + 8]
push edi
mov edi, dword [ebp + 0xc]
sub edi, ecx
mov al, byte [edi + ecx]
xor byte [ecx], al
inc ecx
inc esi
cmp esi, dword [edx + 0x3cc]
jl 0x4ccaac
pop edi
pop esi
pop ebp
ret 8
Function at 0x4d36b0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x60
push ebx
push esi
push edi
mov dword [ebp - 4], ecx
cmp dword [ebp + 8], 0
je 0x4d36c8
cmp dword [ebp + 0xc], 0
jne 0x4d36d2
mov eax, 1
jmp 0x4d37cd
push 0
push 0x80
push 3
push 0
push 5
push Ordinal_1
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0xffffffff
jne 0x4d3702
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4d37cd
mov dword [ebp - 0xc], 0
lea eax, [ebp - 0x10]
push eax
mov ecx, dword [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0xffffffff
jne 0x4d372b
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4d37cd
mov eax, dword [ebp - 0x14]
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0xffffffff
jb 0x4d3741
mov eax, 8
jmp 0x4d37cd
cmp dword [ebp + 0x10], 0
je 0x4d374f
mov eax, dword [ebp + 0x10]
mov ecx, dword [ebp - 0xc]
mov dword [eax], ecx
mov eax, dword [ebp - 0xc]
add eax, 1
push eax
call fcn.00424264
add esp, 4
mov dword [ebp - 0x60], eax
mov ecx, dword [ebp + 0xc]
mov edx, dword [ebp - 0x60]
mov dword [ecx], edx
mov eax, dword [ebp - 0xc]
add eax, 1
push eax
push 0
mov ecx, dword [ebp + 0xc]
mov edx, dword [ecx]
push edx
call fcn.004ef2d0
add esp, 0xc
mov dword [ebp - 0x18], 0
push 0
lea eax, [ebp - 0x18]
push eax
mov ecx, dword [ebp - 0xc]
push ecx
mov edx, dword [ebp + 0xc]
mov eax, dword [edx]
push eax
mov ecx, dword [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov dword [ebp - 0x1c], eax
cmp dword [ebp - 0x1c], 0
jne 0x4d37b2
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4d37cd
mov eax, dword [ebp - 0x18]
cmp eax, dword [ebp - 0xc]
je 0x4d37c1
mov eax, 1
jmp 0x4d37cd
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4d3da0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x50
push ebx
push esi
push edi
mov dword [ebp - 4], ecx
cmp dword [ebp + 8], 0
je 0x4d3dbc
mov eax, dword [ebp + 8]
movzx ecx, word [eax]
test ecx, ecx
jne 0x4d3dc3
mov eax, 1
jmp 0x4d3e25
push 0
push 0x80
push 2
push 0
push 0
push 0xc0000000
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0xffffffff
jne 0x4d3df0
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4d3e25
push 0
lea eax, [ebp - 0xc]
push eax
mov ecx, dword [ebp + 0x10]
push ecx
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 0
jne 0x4d3e19
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4d3e25
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4d5680
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x63d150
mov eax, dword fs:[0]
push eax
sub esp, 0x2c0
mov eax, dword [0x6e306c]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
push 0x67
push 0x6f
push 0x6c
push 0x74
push 0x6e
push 0x65
push 0x74
push 0x6e
push 0x6f
push 0x43
push 0x70
push 0x74
push 0x74
push 0x48
push 0x77
push 0x6f
push 0x68
push 0x53
push str._c_c_c_c_c_c_c_c_c_c_c_c_c_c_c._c_c_c
lea eax, [ebp - 0x28]
push eax
call fcn.004bfa7f
add esp, 0x50
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x40]
call fcn.0040a3b0
mov byte [ebp - 4], 1
push 0x6508e8
lea ecx, [ebp - 0x40]
call fcn.0040a6a0
push 0x6508ec
lea ecx, [ebp - 0x40]
call fcn.0040a6a0
push 0x643058
lea ecx, [ebp - 0x40]
call fcn.0040a6a0
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x40]
call fcn.0040ddb0
lea ecx, [ebp - 0x40]
call fcn.00403fb0
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x4d57a3
push 0x208
push 0
lea eax, [ebp - 0x248]
push eax
call fcn.004ef2d0
add esp, 0xc
push 0x104
lea eax, [ebp - 0x248]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
lea eax, [ebp - 0x248]
push eax
call dword [sym.imp.SHLWAPI.dll_PathRemoveFileSpecW]
lea ecx, [ebp - 0x40]
call fcn.004d3e30
lea eax, [ebp - 0x248]
push eax
lea ecx, [ebp - 0x40]
call fcn.0040a6a0
push 0x643058
lea ecx, [ebp - 0x40]
call fcn.0040a6a0
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x40]
call fcn.0040ddb0
lea ecx, [ebp - 0x40]
call fcn.00403fb0
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x4d57bf
mov byte [ebp - 0x2ca], 1
jmp 0x4d57c6
mov byte [ebp - 0x2ca], 0
mov al, byte [ebp - 0x2ca]
mov byte [ebp - 0x2c9], al
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x40]
call fcn.00404000
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x28]
call fcn.00404000
mov al, byte [ebp - 0x2c9]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004239b8
mov esp, ebp
pop ebp
ret

Function at 0x4d950c
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop ebp
ret

Function at 0x511764
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00511424

Function at 0x515982
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00515645

Function at 0x51598d
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.005157c6
Function at 0x522ee0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor edx, edx
push ebx
push esi
mov esi, dword [ebp + 8]
mov ebx, 0x1505
add eax, esi
mov ecx, eax
sub ecx, esi
push edi
xor edi, edi
cmp esi, eax
cmova ecx, edx
mov dword [ebp + 8], ecx
test ecx, ecx
je 0x522f29
mov al, byte [esi]
push eax
call fcn.005322b0
movsx ecx, al
lea esi, [esi + 1]
mov eax, ebx
inc edi
shl eax, 5
add esp, 4
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp edi, dword [ebp + 8]
jb 0x522f07
pop edi
pop esi
movzx eax, bl
pop ebx
pop ebp
ret
Function at 0x52d440
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
mov edi, dword [ebp + 8]
cmp byte [edi + 0x6f2], 0
je 0x52d4c3
cmp dword [edi + 0x1b0], 0
je 0x52d48d
push esi
push 1
push edi
call fcn.0051f1b0
push dword [edi + 0x14c]
mov eax, dword [edi + 0x1b0]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push edi
call eax
push 0
push edi
mov esi, eax
call fcn.0051f1b0
add esp, 0x24
mov eax, esi
pop esi
pop edi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x52d4c3
push dword [edi + 0x148]
lea eax, [eax + eax*2]
push 1
add eax, 0x663710
push 2
push eax
call fcn.005075d6
push dword [edi + 0x148]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.005075d6
add esp, 0x20
xor eax, eax
pop edi
pop ebp
ret

Function at 0x52d840
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x6e306c]
xor eax, ebp
mov dword [ebp - 4], eax
mov edx, dword [ebp + 8]
mov ecx, dword [ebp + 0xc]
push ebx
push esi
mov eax, dword [edx + 0xc]
mov esi, dword [ebp + 0x18]
push edi
mov edi, dword [ebp + 0x10]
mov ebx, dword [eax + ecx*4 + 0x148]
push ecx
push eax
push edx
mov dword [ebp - 0x108], edx
call fcn.0052dcc0
add esp, 0xc
test eax, eax
je 0x52d89b
pop edi
mov dword [esi], 0x1b
or eax, 0xffffffff
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004239b8
mov esp, ebp
pop ebp
ret
push 0
push dword [ebp + 0x14]
push edi
push ebx
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
mov dword [esi], 0
cmp edi, 0xffffffff
jne 0x52d918
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, eax
cmp ebx, 0x2733
jne 0x52d8e0
xor edi, edi
mov dword [esi], 0x51
mov eax, edi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004239b8
mov esp, ebp
pop ebp
ret
push 0x100
lea eax, [ebp - 0x104]
push eax
push ebx
call fcn.0051b110
push eax
push str.Send_failure:__s
push dword [ebp - 0x108]
call fcn.0052d4d0
mov eax, dword [ebp - 0x108]
add esp, 0x18
mov dword [eax + 0x93c], ebx
mov dword [esi], 0x37
mov ecx, dword [ebp - 4]
mov eax, edi
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004239b8
mov esp, ebp
pop ebp
ret
Function at 0x52dcc0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0x10]
mov ecx, dword [ebp + 0xc]
push ebx
push esi
lea esi, [edx + 0x17]
mov eax, dword [ecx + 0x288]
shl esi, 4
add esi, ecx
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x52dd91
cmp dword [ecx + edx*4 + 0x160], 0x52d740
jne 0x52dd91
cmp dword [esi], 0
je 0x52dd08
test edi, edi
je 0x52dd91
mov ebx, dword [ecx + edx*4 + 0x148]
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.0053c750
add esp, 0x14
cmp eax, 0xffffffff
je 0x52dd91
test al, 1
je 0x52dd91
mov ecx, dword [esi]
test ecx, ecx
jne 0x52dd6c
mov eax, dword [ebp + 8]
mov eax, dword [eax + 0x4c8]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x6e3dcc]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
test ecx, ecx
jne 0x52dd57
pop edi
pop esi
lea eax, [ecx + 0x1b]
pop ebx
pop ebp
ret
mov edi, dword [esi + 4]
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test ecx, ecx
je 0x52dd8a
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push ebx
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x52dd91
add dword [esi + 8], eax
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
mov dword [esi + 4], 0
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret

Function at 0x52df20
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp byte [eax + 0x19c], 0
je 0x52df40
push eax
call fcn.00527430
add esp, 4
test eax, eax
jne 0x52df5e
xor al, al
pop ebp
ret
mov eax, dword [eax + 0x148]
cmp eax, 0xffffffff
je 0x52df3c
push 2
push 1
lea ecx, [ebp + 0xb]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x52df3c
mov al, 1
pop ebp
ret

Function at 0x52e150
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x188
mov eax, dword [0x6e306c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x184]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
push 0x80
push 0
push eax
mov dword [ebp - 0x188], 0x80
call fcn.004ef2d0
add esp, 0xc
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x184]
push eax
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x52e1cd
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.0051b110
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
jmp 0x52e210
push edi
push esi
push dword [ebp - 0x188]
lea eax, [ebp - 0x184]
push eax
call fcn.0052dda0
add esp, 0x10
test al, al
jne 0x52e219
call fcn.004fe122
mov esi, dword [eax]
call fcn.004fe122
mov edi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.0051b110
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.0052d4d0
add esp, 0x1c
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004239b8
mov esp, ebp
pop ebp
ret
Function at 0x52e9a0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x6f036c]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x52e9f1
push 3
push 2
push eax
push 6
call fcn.00559730
add esp, 0x10
test al, al
je 0x52e9e5
mov dword [0x6f036c], 2
mov esp, ebp
pop ebp
ret
mov dword [0x6f036c], 1
jmp 0x52e9f6
cmp eax, 2
je 0x52ea36
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 4]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x52ea1d
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x52ea36
push 4
lea eax, [ebp - 8]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret
Function at 0x52f8a0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x6e306c]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
xor eax, eax
push edi
mov edi, dword [ebp + 0xc]
push 4
cmp byte [esi + 0x6ff], al
setne al
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x14]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x52f8fd
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.0052d590
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004239b8
mov esp, ebp
pop ebp
ret
push dword [esi + 0x698]
mov dword [ebp - 0x10], 1
call fcn.0052fb10
push dword [esi + 0x69c]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.0052fb10
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [ebp - 0x14], eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0x18]
push eax
push 0
push 0
push 0xc
lea eax, [ebp - 0x10]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x52f96d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d_n
push esi
call fcn.0052d590
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.004239b8
mov esp, ebp
pop ebp
ret

Function at 0x52f980
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x6e306c]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x108]
push 4
push eax
push 1
push 6
push dword [ebp + 0xc]
mov dword [ebp - 0x108], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x52f9e2
push 0x100
lea eax, [ebp - 0x104]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.0051b110
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.0052d590
add esp, 0x18
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004239b8
mov esp, ebp
pop ebp
ret

Function at 0x52faf0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.004021d0
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.0051517d
Function at 0x52fd70
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push edi
push 0x655b8c
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov dword [ebp - 4], eax
test eax, eax
jne 0x52fd90
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push 0x663b6c
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x663b7c
push esi
mov dword [ebp - 8], ebx
call fcn.00512833
add esp, 8
test eax, eax
je 0x52fddc
test ebx, ebx
je 0x52fdcc
push 8
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x52fe05
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x52fe05
push 0x800
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x52fec8
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x52fe21
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [0x6e3dcc]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x52febe
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x52febe
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x52fe60
sub ecx, edx
sar ecx, 1
mov dword [ebx + ecx*2], 0x5c
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax + eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x52fe80
sub ecx, edx
sar ecx, 1
add ecx, ecx
sub ecx, esi
add ecx, ebx
movzx eax, word [esi]
lea esi, [esi + 2]
mov word [ecx + esi - 2], ax
test ax, ax
jne 0x52fe95
mov eax, dword [ebp - 8]
test eax, eax
je 0x52feb5
push 8
push 0
push ebx
call eax
jmp 0x52febc
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x6e3dd0]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret