joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a13b0
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x50c3e8
mov eax, dword fs:[0]
push eax
push ecx
push esi
mov eax, dword [0x543720]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x10], esi
call fcn.00499b30
mov dword [esi + 0xc], 0
mov dword [esi + 0x10], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x18], 0
mov dword [esi + 0x1c], 0
mov dword [esi + 0x20], 0
mov dword [esi + 0x24], 1
mov dword [esi + 0x28], 0
xor eax, eax
mov dword [esi], vtable.duRectStyle.0
lea ecx, [esi + 0x40]
mov dword [esi + 0x2c], 0xffffff
mov dword [esi + 0x30], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x38], 0
mov dword [esi + 0x3c], 1
push eax
mov dword [ecx + 0x14], 7
mov dword [ecx + 0x10], 0
push 0x52a984
mov dword [ebp - 4], 0
mov word [ecx], ax
call fcn.00407c40
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4a1480
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x50c42e
mov eax, dword fs:[0]
push eax
push ecx
push esi
mov eax, dword [0x543720]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x10], esi
call fcn.00499b30
mov dword [esi + 0xc], 0
mov dword [esi + 0x10], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x18], 0
mov dword [esi + 0x1c], 0
mov dword [esi + 0x20], 0
mov dword [esi + 0x24], 1
mov dword [esi + 0x28], 0
xor eax, eax
mov dword [esi], vtable.duTextStyle.0
lea ecx, [esi + 0x34]
mov dword [esi + 0x2c], 0
mov dword [esi + 0x30], 1
push eax
mov dword [ecx + 0x14], 7
mov dword [ecx + 0x10], 0
push 0x52a984
mov dword [ebp - 4], 0
mov word [ecx], ax
call fcn.00407c40
xor eax, eax
mov dword [esi + 0x60], 7
lea ecx, [esi + 0x4c]
mov byte [ebp - 4], 1
mov dword [ecx + 0x10], 0
push eax
push 0x52a984
mov word [ecx], ax
call fcn.00407c40
xor eax, eax
mov dword [esi + 0x78], 7
lea ecx, [esi + 0x64]
mov byte [ebp - 4], 2
mov dword [ecx + 0x10], 0
push eax
push 0x52a984
mov word [ecx], ax
call fcn.00407c40
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4a3bd0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x4a3d05
cmp word [esi], 0
je 0x4a3d05
mov ecx, dword [ebp + 8]
call fcn.004a36b0
push 0
push 0
push 3
push 0
push 7
push accept
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
je 0x4a3d05
test esi, esi
je 0x4a3d05
push ebx
push 0
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, eax
test ebx, ebx
je 0x4a3cf4
push edi
push ebx
push 0
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov edi, eax
mov dword [ebp + 0xc], 0
lea eax, [ebp + 0xc]
push eax
push 0
push edi
call dword [sym.imp.ole32.dll_CreateStreamOnHGlobal]
cmp dword [ebp + 0xc], 0
jne 0x4a3c6e
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push edi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
pop edi
pop ebx
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret 8
push edi
call dword [sym.imp.KERNEL32.dll_GlobalLock]
push 0
lea ecx, [ebp - 4]
mov dword [ebp - 4], 0
push ecx
push ebx
push eax
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4a3ccb
mov ecx, dword [ebp + 8]
push dword [ebp + 0xc]
push ecx
mov eax, dword [ecx]
call dword [eax + 0x40]
test eax, eax
je 0x4a3ccb
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp + 0xc]
push eax
mov ecx, dword [eax]
call dword [ecx + 8]
push edi
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push edi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
pop edi
pop ebx
mov eax, 1
pop esi
mov esp, ebp
pop ebp
ret 8
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp + 0xc]
push eax
mov ecx, dword [eax]
call dword [ecx + 8]
push edi
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push edi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
pop edi
pop ebx
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret 8
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ebx
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret 8
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret 8

Function at 0x4a4670
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20c
mov eax, dword [0x543720]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x20c]
push eax
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathW]
test eax, eax
je 0x4a46ef
cmp eax, 0x104
ja 0x4a46ef
push esi
push 0
push 0x517e68
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_GetTempFileNameW]
test eax, eax
je 0x4a46ef
push 0
push 0x80
push 2
push 0
push 0
push 0x40000000
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
xor ecx, ecx
cmp eax, 0xffffffff
pop esi
cmove eax, ecx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
pop esi
call fcn.004e03e9
mov esp, ebp
pop ebp
ret 4
Function at 0x4a47d0
Capabilities:
Delete file
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x210
mov eax, dword [0x543720]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
test ebx, ebx
je 0x4a48c1
cmp dword [ebp + 0x10], 0
jle 0x4a48c1
mov eax, dword [esi + 0x210]
test eax, eax
je 0x4a4818
push eax
call dword [sym.imp.USER32.dll_DestroyCursor]
mov dword [esi + 0x210], 0
push edi
lea eax, [ebp - 0x20c]
mov ecx, esi
push eax
call fcn.004a4670
mov edi, eax
test edi, edi
je 0x4a48ac
push 0
lea eax, [ebp - 0x210]
mov dword [ebp - 0x210], 0
push eax
push dword [ebp + 0x10]
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_WriteFile]
push edi
test eax, eax
je 0x4a4899
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 0x50
push 0
push 0
push 2
lea eax, [ebp - 0x20c]
push eax
push 0
call dword [sym.imp.USER32.dll_LoadImageW]
mov dword [esi + 0x210], eax
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov eax, dword [esi + 0x210]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret 0xc
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret 0xc
mov ecx, dword [ebp - 4]
xor eax, eax
pop esi
xor ecx, ebp
pop ebx
call fcn.004e03e9
mov esp, ebp
pop ebp
ret 0xc

Function at 0x4a6570
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x543720]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4a65c3
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4a65bd
shr eax, 8
cmp al, 2
jne 0x4a65bd
call fcn.004aaaa0
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [ebp - 4]
mov eax, 2
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret

Function at 0x4ab410
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x4ab42e
cmp dword [esi + 0x48], 0
je 0x4ab42e
push 2
push 3
push esi
call fcn.004bfe50
add esp, 0xc
push dword [ebp + 0xc]
call fcn.004b8e00
add esp, 4
test esi, esi
je 0x4ab44e
cmp dword [esi + 0x48], 0
je 0x4ab44e
push 3
push esi
call fcn.004bfe90
add esp, 8
pop esi
pop ebp
ret
Function at 0x4b5450
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
push eax
push edi
mov esi, dword [edi + eax*4 + 0x190]
call fcn.004b5730
add esp, 8
push 0
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push esi
call dword [sym.imp.WS2_32.dll_send]
mov ebx, eax
mov eax, dword [ebp + 0x18]
mov dword [eax], 0
cmp ebx, 0xffffffff
jne 0x4b54d4
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x4b54ac
mov eax, dword [ebp + 0x18]
pop edi
pop esi
pop ebx
mov dword [eax], 0x51
xor eax, eax
pop ebp
ret
push esi
push edi
call fcn.004c22d0
push eax
push str.Send_failure:__s
push dword [edi]
call fcn.004b50b0
mov eax, dword [edi]
add esp, 0x14
mov dword [eax + 0x4668], esi
mov eax, dword [ebp + 0x18]
mov dword [eax], 0x37
pop edi
pop esi
mov eax, ebx
pop ebx
pop ebp
ret

Function at 0x4b5730
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 0xc]
mov eax, edx
push ebx
push esi
shl eax, 4
lea esi, [ecx + 0x1b4]
mov ebx, dword [ecx + edx*4 + 0x190]
add esi, eax
mov eax, dword [ecx + 0x390]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x3c], 3
je 0x4b57e6
cmp dword [ecx + edx*4 + 0x1a4], 0x4b53a0
jne 0x4b57e6
cmp dword [esi], 0
je 0x4b577c
test edi, edi
je 0x4b57e6
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.004b49d0
add esp, 0x14
cmp eax, 0xffffffff
je 0x4b57e6
test al, 1
je 0x4b57e6
cmp dword [esi], 0
jne 0x4b57cf
push 0x8000
mov dword [esi + 4], 0x8000
call dword [0x5434ac]
mov edi, dword [esi + 4]
add esp, 4
mov dword [esi], eax
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test eax, eax
jne 0x4b57cf
pop edi
mov dword [esi + 4], eax
pop esi
pop ebx
pop ebp
ret
mov eax, dword [esi]
add eax, dword [esi + 8]
push 0
push edi
push eax
push ebx
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x4b57e6
add dword [esi + 8], eax
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4b57f0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
mov eax, dword [esi + 0x190]
test eax, eax
je 0x4b5819
push dword [esi + 0x11c]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push esi
call eax
add esp, 0x14
pop esi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x4b584f
push dword [esi + 0x118]
lea eax, [eax + eax*2]
push 1
add eax, 0x519370
push 2
push eax
call fcn.004e2dc5
push dword [esi + 0x118]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.004e2dc5
add esp, 0x20
xor eax, eax
pop esi
pop ebp
ret

Function at 0x4b5930
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp byte [eax + 0x1d4], 0
je 0x4b5950
push eax
call fcn.004abf70
add esp, 4
test eax, eax
jne 0x4b5972
xor al, al
pop ebp
ret
mov eax, dword [eax + 0x190]
cmp eax, 0xffffffff
je 0x4b594c
push 2
push 1
lea ecx, [ebp + 0xb]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x4b5972
xor al, al
pop ebp
ret
mov al, 1
pop ebp
ret
Function at 0x4b6040
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x547a3c]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x4b6091
push 3
push 2
push eax
push 6
call fcn.004c16a0
add esp, 0x10
test al, al
je 0x4b6085
mov dword [0x547a3c], 2
mov esp, ebp
pop ebp
ret
mov dword [0x547a3c], 1
jmp 0x4b6096
cmp eax, 2
je 0x4b60d6
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 0x4b60bd
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x4b60d6
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 0x4b61a0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp + 8]
push 4
push eax
push 1
mov esi, dword [edi]
push 6
push dword [ebp + 0xc]
mov dword [ebp + 8], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4b61e8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004c22d0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004b5160
add esp, 0x14
pop edi
pop esi
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004b5160
add esp, 8
pop edi
pop esi
pop ebp
ret
Function at 0x4b62e0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x543720]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push edi
mov edi, dword [ebp + 8]
cmp dword [edi + 0x8c], 2
mov ebx, dword [edi]
je 0x4b64be
cmp byte [edi + 0x356], 0
push esi
jne 0x4b64b4
cmp byte [edi + 0x372], 0
jne 0x4b64b4
mov esi, dword [ebp + 0xc]
lea eax, [ebp - 0x108]
push eax
lea eax, [ebp - 0x104]
mov dword [ebp - 0x108], 0x80
push eax
push esi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x4b6378
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004c22d0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.004b50b0
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x84]
mov dword [ebp - 0x108], 0x80
push 0
push eax
call fcn.004e4b60
add esp, 0xc
lea eax, [ebp - 0x108]
push eax
lea eax, [ebp - 0x84]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4b63e1
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004c22d0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.004b50b0
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0x130]
push eax
lea esi, [edi + 0x102]
lea eax, [ebp - 0x104]
push esi
push eax
call fcn.004b69c0
add esp, 0xc
test al, al
jne 0x4b6432
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004c22d0
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004b50b0
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
movdqu xmm0, xmmword [esi]
mov eax, dword [esi + 0x28]
movdqu xmmword [edi + 0x58], xmm0
movdqu xmm0, xmmword [esi + 0x10]
movdqu xmmword [edi + 0x68], xmm0
movq xmm0, qword [esi + 0x20]
movq qword [edi + 0x78], xmm0
mov dword [edi + 0x80], eax
mov ax, word [esi + 0x2c]
mov word [edi + 0x84], ax
lea eax, [edi + 0x164]
push eax
lea eax, [edi + 0x134]
push eax
lea eax, [ebp - 0x84]
push eax
call fcn.004b69c0
add esp, 0xc
test al, al
jne 0x4b64b4
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004c22d0
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004b50b0
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
push edi
call fcn.004b5f60
add esp, 4
pop esi
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop ebx
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
Function at 0x4b6d50
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x543720]
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 + 0x48c], 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 0x4b6dad
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.004b5160
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
push dword [esi + 0x490]
mov dword [ebp - 0x10], 1
call fcn.004bed10
push dword [esi + 0x494]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.004bed10
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 0x4b6e1d
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.004b5160
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
Function at 0x4becf0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.00403680
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.004f0eb7

Function at 0x4c1550
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push edi
push 0x51b0f8
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov dword [ebp - 4], eax
test eax, eax
jne 0x4c1570
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push str.LoadLibraryExA
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x51b114
push esi
mov dword [ebp - 8], ebx
call fcn.004e7285
add esp, 8
test eax, eax
je 0x4c15bc
test ebx, ebx
je 0x4c15ac
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_LoadLibraryA]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x4c15e5
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4c15e5
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_GetSystemDirectoryA]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x4c1690
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c1601
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x5434ac]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4c1686
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x4c1686
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c1632
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
lea esp, [esp]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c1650
sub ecx, edx
add ecx, ebx
sub ecx, esi
lea ecx, [ecx]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x4c1660
mov eax, dword [ebp - 8]
test eax, eax
je 0x4c167d
push 8
push 0
push ebx
call eax
jmp 0x4c1684
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x5434b0]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x4c1880
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 4], ebx
mov dword [eax], ebx
lea eax, [ebp - 8]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [ebp - 0xc], eax
test eax, eax
jne 0x4c19fd
push edi
mov edi, dword [ebp - 8]
test edi, edi
je 0x4c19e9
push esi
lea esp, [esp]
cmp dword [edi + 4], 2
jne 0x4c197a
cmp dword [edi + 0x18], 0
je 0x4c197a
mov eax, dword [edi + 0x10]
test eax, eax
je 0x4c197a
cmp eax, 0x10
jb 0x4c197a
push 0x20
call dword [0x5434ac]
mov esi, eax
add esp, 4
test esi, esi
je 0x4c19de
mov eax, dword [edi]
mov dword [esi], eax
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov eax, dword [edi + 8]
mov dword [esi + 8], eax
mov eax, dword [edi + 0xc]
push 0x10
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], 0x10
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [0x5434ac]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4c19cd
mov ecx, dword [edi + 0x18]
movdqu xmm0, xmmword [ecx]
movdqu xmmword [eax], xmm0
mov eax, dword [edi + 0x14]
test eax, eax
je 0x4c1968
push eax
call dword [0x5434b8]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4c19b3
mov eax, dword [ebp - 4]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x4c1977
mov dword [eax + 0x1c], esi
mov dword [ebp - 4], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4c18c0
mov edi, dword [ebp - 0xc]
mov eax, dword [ebp - 8]
pop esi
test eax, eax
je 0x4c1997
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x4c19e5
push ebx
call fcn.004c1840
mov eax, dword [ebp + 0x14]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [esi + 0x18]
mov edi, 8
call dword [0x5434b0]
push esi
call dword [0x5434b0]
add esp, 8
jmp 0x4c1988
push esi
mov edi, 8
call dword [0x5434b0]
add esp, 4
jmp 0x4c1988
mov edi, 8
jmp 0x4c1988
test ebx, ebx
jne 0x4c19f5
mov edi, 0x2af9
push edi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp + 0x14]
mov dword [eax], ebx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4c2ae0
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push dword [ebp + 0xc]
push dword [ebp + 8]
push 0
push 0
call fcn.004e2ee1
add esp, 0x18
test eax, eax
je 0x4c2b02
cmp eax, 0xffffffff
jne 0x4c2b04
xor eax, eax
pop ebp
ret

Function at 0x4c2d20
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebp
mov ebp, esp
push ecx
push 0xf0000040
push 1
push 0
push 0
lea eax, [ebp - 4]
mov dword [ebp - 4], 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x4c2d62
push dword [ebp + 8]
push dword [ebp + 0xc]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
push dword [ebp - 4]
test eax, eax
jne 0x4c2d6b
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov eax, 2
mov esp, ebp
pop ebp
ret
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
mov esp, ebp
pop ebp
ret
Function at 0x4c58f0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x543720]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x194]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x4c593d
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004b50b0
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4c5965
shr eax, 8
test al, al
jne 0x4c5965
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e03e9
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004b50b0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.004e03e9
mov esp, ebp
pop ebp
ret

Function at 0x4c6180
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push edi
push 0
mov byte [ebp + 0xa], al
lea eax, [ebp + 8]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x190]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4c61c8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004b50b0
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004c5a80
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret