joyce8/EMBER2024-capa huggingface dataset:
Function at 0x46e730
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
mov eax, dword [esi + 8]
mov edi, eax
and edi, 7
je 0x46e757
cmp eax, edi
jge 0x46e74f
push esi
call fcn.00469a90
add esp, 4
mov ecx, edi
shr dword [esi + 0xc], cl
sub dword [esi + 8], edi
mov edx, dword [esi + 8]
xor ecx, ecx
test edx, edx
jle 0x46e780
mov edi, dword [esi + 0xc]
mov al, byte [esi + 0xc]
sub edx, 8
mov byte [ebp + ecx + 8], al
inc ecx
shr edi, 8
mov dword [esi + 0xc], edi
test edx, edx
jg 0x46e763
mov dword [esi + 8], edx
cmp ecx, 4
jge 0x46e79c
mov edi, dword [esi + 4]
mov eax, dword [esi]
cmp eax, edi
jb 0x46e78d
xor dl, dl
jmp 0x46e792
mov dl, byte [eax]
inc eax
mov dword [esi], eax
mov byte [ebp + ecx + 8], dl
inc ecx
cmp ecx, 4
jl 0x46e785
mov eax, dword [ebp + 8]
movzx ecx, byte [ebp + 0xb]
movzx edi, ah
movzx eax, al
shl edi, 8
add edi, eax
shl ecx, 8
movzx eax, byte [ebp + 0xa]
add ecx, eax
mov eax, edi
xor eax, 0xffff
cmp ecx, eax
je 0x46e7d2
mov dword [0x578310], str.zlib_corrupt
pop edi
xor eax, eax
pop esi
pop ebp
ret
mov eax, dword [esi]
add eax, edi
cmp eax, dword [esi + 4]
jbe 0x46e7eb
pop edi
mov dword [0x578310], 0x537f14
xor eax, eax
pop esi
pop ebp
ret
mov ecx, dword [esi + 0x10]
lea eax, [ecx + edi]
cmp eax, dword [esi + 0x18]
jbe 0x46e805
push edi
push ecx
push esi
call fcn.004726d0
add esp, 0xc
test eax, eax
je 0x46e7cc
push edi
push dword [esi]
push dword [esi + 0x10]
call fcn.0049d4b0
add dword [esi], edi
add esp, 0xc
add dword [esi + 0x10], edi
mov eax, 1
pop edi
pop esi
pop ebp
ret

Function at 0x477ef0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
xor eax, eax
mov edx, eax
mov ecx, eax
and edx, 1
shr ecx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov dword [eax*4 + 0x57cf00], ecx
inc eax
cmp eax, 0x100
jb 0x477ef2
cmp eax, 0x800
jae 0x477fc3
nop
mov edx, dword [eax*4 + 0x57cb00]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x57cf00]
mov dword [eax*4 + 0x57cf00], edx
inc eax
cmp eax, 0x800
jb 0x477fa0
mov dword [0x578460], 0x48e640
call fcn.0048e470
mov ecx, dword [0x578460]
test eax, eax
mov edx, 0x48e6e0
cmove ecx, edx
mov dword [0x578460], ecx
ret
Function at 0x478090
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 0x10]
mov esi, dword [edi]
test esi, esi
jne 0x4780a4
pop edi
xor eax, eax
pop esi
pop ebp
ret
push ebx
mov ebx, dword [ebp + 0xc]
mov ecx, 0x400000
mov dword [edi], 0
push 0
lea eax, [ebp + 0x10]
mov dword [ebp + 0x10], 0
push eax
cmp esi, 0x400000
mov eax, esi
cmova eax, ecx
push eax
mov eax, dword [ebp + 8]
push ebx
push dword [eax]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov ecx, dword [ebp + 0x10]
add ebx, ecx
add dword [edi], ecx
sub esi, ecx
test eax, eax
je 0x4780f9
test ecx, ecx
je 0x4780f2
mov ecx, 0x400000
test esi, esi
jne 0x4780b3
pop ebx
pop edi
xor eax, eax
pop esi
pop ebp
ret
pop ebx
pop edi
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_GetLastError]
Function at 0x4885d0
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x52811b
mov eax, dword fs:[0]
push eax
sub esp, 0x98
mov eax, dword [0x574464]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov esi, dword [ebp + 8]
lea eax, [ebp - 0xa4]
push eax
mov dword [edi + 0x10], esi
call fcn.00487cc0
mov esi, dword [esi + 0x6f0]
mov ecx, dword [edi + 0x10]
or esi, 0x40000080
call fcn.0044dbf0
test al, 1
je 0x48862e
or esi, 1
jmp 0x488635
test al, 2
je 0x488635
or esi, 2
movups xmm0, xmmword [ebp - 0xa4]
mov ecx, dword [edi + 0x10]
push 0
sub esp, 0x10
mov eax, esp
push 0
movups xmmword [eax], xmm0
mov eax, esi
or eax, 0x20
cmp byte [ecx + 0x6e1], 0
cmove eax, esi
push eax
mov eax, dword [ecx]
push 0
call dword [eax + 0x24]
mov ecx, eax
call fcn.00440970
push eax
mov ecx, edi
call fcn.0043e2e0
mov ecx, dword [edi + 0x10]
call fcn.0044da60
cmp eax, 0xffffffff
je 0x488692
mov ecx, dword [edi + 0x10]
push eax
mov eax, dword [ecx]
call dword [eax + 0x24]
mov ecx, eax
call fcn.00440370
test eax, eax
jne 0x4886a3
mov ecx, dword [edi + 0x10]
mov eax, dword [ecx]
call dword [eax + 0x24]
mov ecx, eax
call fcn.004402a0
mov eax, dword [eax]
mov esi, dword [sym.imp.USER32.dll_SendMessageW]
push 1
push eax
push 0x30
push dword [edi + 4]
call esi
mov eax, dword [edi + 0x10]
push 0
push dword [eax + 0x6dc]
push 0xc5
push dword [edi + 4]
call esi
mov ecx, dword [edi + 0x10]
mov al, byte [ecx + 0x6e1]
test al, al
je 0x4886e9
movzx eax, word [ecx + 0x6e4]
push 0
push eax
push 0xcc
push dword [edi + 4]
call esi
mov ecx, dword [edi + 0x10]
lea edx, [ebp - 0x94]
push edx
mov eax, dword [ecx]
call dword [eax + 0x38]
mov ecx, eax
mov dword [ebp - 4], 0
call fcn.0043ce40
push eax
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SetWindowTextW]
lea ecx, [ebp - 0x94]
mov dword [ebp - 4], 0xffffffff
call fcn.0043cc90
push 0
push 0
push 0xb9
push dword [edi + 4]
call esi
push 0
push 3
push 0xd3
mov ecx, edi
call fcn.0043e8f0
mov ecx, dword [edi + 0x10]
mov eax, dword [ecx]
mov eax, dword [eax + 0xe8]
call eax
xor ecx, ecx
cmp al, 1
sete cl
push ecx
push dword [edi + 4]
call dword [sym.imp.USER32.dll_EnableWindow]
mov eax, dword [edi + 0x10]
xor ecx, ecx
push 0
cmp byte [eax + 0x6e0], 1
sete cl
push ecx
push 0xcf
push dword [edi + 4]
call esi
push 4
push dword [edi + 4]
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SetFocus]
mov eax, dword [edi + 0x10]
push dword [edi + 4]
cmp byte [eax + 0x6e2], 0
je 0x4887b2
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
test eax, eax
mov ecx, 1
cmove eax, ecx
push eax
push 0
jmp 0x4887ba
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
push eax
push eax
push 0xb1
push dword [edi + 4]
call esi
mov byte [edi + 0x18], 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004e072a
mov esp, ebp
pop ebp
ret 4
Function at 0x4887f0
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x574464]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push dword [ebp + 0x10]
mov esi, ecx
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.0044ab40
mov ecx, dword [esi + 0x6d8]
test ecx, ecx
je 0x488881
lea eax, [ebp - 0x14]
push eax
call fcn.00487cc0
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x488857
mov ecx, dword [esi + 0x6d8]
push 0
call fcn.0043e460
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
sub eax, edx
mov ecx, dword [ebp - 0x14]
push 0x54
push eax
mov eax, dword [ebp - 0xc]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [esi + 0x6d8]
push 0
call fcn.0043e460
push eax
call dword [sym.imp.USER32.dll_SetWindowPos]
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0xc

Function at 0x4888a0
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x574464]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, ecx
push edi
cmp byte [esi + 0x18], 0
je 0x48892b
cmp dword [esi + 0x10], 0
je 0x48892b
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
lea edi, [eax + 1]
lea eax, [edi + edi]
call fcn.004e0f90
mov ebx, esp
test ebx, ebx
je 0x48892b
push edi
push ebx
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextW]
mov ecx, dword [esi + 0x10]
push ebx
add ecx, 0x1e4
call fcn.0043cd40
mov ecx, dword [esi + 0x10]
push 1
push 0
push 0
mov eax, dword [ecx]
push 0
push str.textchanged
push ecx
call dword [eax + 0x24]
mov ecx, eax
call fcn.00444540
mov ecx, dword [esi + 0x10]
mov eax, dword [ecx]
call dword [eax + 0x24]
mov ecx, eax
call fcn.00440c40
test al, al
je 0x48892b
mov ecx, dword [esi + 0x10]
call fcn.0044aa10
xor eax, eax
lea esp, [ebp - 0x10]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0x10
Function at 0x489440
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x574464]
xor eax, ebp
mov dword [ebp - 4], eax
movups xmm0, xmmword [ebp + 8]
push esi
push dword [ebp + 0x18]
mov esi, ecx
sub esp, 0x10
mov eax, esp
movups xmmword [eax], xmm0
call fcn.0044cd40
mov ecx, dword [esi + 0x6d8]
test ecx, ecx
je 0x4894d7
lea eax, [ebp - 0x14]
push eax
call fcn.00487cc0
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x4894ad
mov ecx, dword [esi + 0x6d8]
push 0
call fcn.0043e460
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0x14
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
sub eax, edx
mov ecx, dword [ebp - 0x14]
push 0x54
push eax
mov eax, dword [ebp - 0xc]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [esi + 0x6d8]
push 0
call fcn.0043e460
push eax
call dword [sym.imp.USER32.dll_SetWindowPos]
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0x14

Function at 0x48c7b0
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5290fb
mov eax, dword fs:[0]
push eax
sub esp, 0x98
mov eax, dword [0x574464]
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
mov edi, ecx
mov eax, dword [ebp + 8]
mov dword [edi + 0x10], eax
mov dword [eax + 0x6e8], 0
cmp dword [edi + 4], 0
jne 0x48c85b
lea eax, [ebp - 0xa4]
push eax
call fcn.0048c300
mov ecx, dword [edi + 0x10]
movups xmm0, xmmword [ebp - 0xa4]
push 0
sub esp, 0x10
mov eax, esp
push 0
movups xmmword [eax], xmm0
mov eax, dword [ecx]
push 0x40000000
push 0
call dword [eax + 0x24]
mov ecx, eax
call fcn.00440970
push eax
mov ecx, edi
call fcn.0043e2e0
mov esi, dword [edi + 0x10]
mov ecx, esi
call fcn.0044da60
push eax
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x24]
mov ecx, eax
call fcn.00440510
push 1
push dword [eax]
push 0x30
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SendMessageW]
mov ecx, dword [edi + 0x10]
lea edx, [ebp - 0x94]
push edx
mov eax, dword [ecx]
call dword [eax + 0x38]
mov ecx, eax
mov dword [ebp - 4], 0
call fcn.0043d780
lea ecx, [ebp - 0x94]
mov bl, al
call fcn.0043cc90
test bl, bl
je 0x48c898
mov eax, dword [edi + 0x10]
add eax, 0x6d8
push eax
call dword [sym.imp.KERNEL32.dll_GetLocalTime]
mov eax, dword [edi + 0x10]
add eax, 0x6d8
push eax
push 0
push 0x1002
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SendMessageW]
push 4
push dword [edi + 4]
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SetFocus]
mov byte [edi + 0x18], 1
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.004e072a
mov esp, ebp
pop ebp
ret 4
Function at 0x48c8f0
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x574464]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push dword [ebp + 0x10]
mov esi, ecx
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.0044ab40
mov ecx, dword [esi + 0x6f0]
test ecx, ecx
je 0x48c981
lea eax, [ebp - 0x14]
push eax
call fcn.0048c300
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x48c957
mov ecx, dword [esi + 0x6f0]
push 0
call fcn.0043e460
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
sub eax, edx
mov ecx, dword [ebp - 0x14]
push 0x54
push eax
mov eax, dword [ebp - 0xc]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [esi + 0x6f0]
push 0
call fcn.0043e460
push eax
call dword [sym.imp.USER32.dll_SetWindowPos]
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0xc

Function at 0x48ca90
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x574464]
xor eax, ebp
mov dword [ebp - 4], eax
movups xmm0, xmmword [ebp + 8]
push esi
push dword [ebp + 0x18]
mov esi, ecx
sub esp, 0x10
mov eax, esp
movups xmmword [eax], xmm0
call fcn.0044cd40
mov ecx, dword [esi + 0x6f0]
test ecx, ecx
je 0x48cb27
lea eax, [ebp - 0x14]
push eax
call fcn.0048c300
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x48cafd
mov ecx, dword [esi + 0x6f0]
push 0
call fcn.0043e460
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0x14
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
sub eax, edx
mov ecx, dword [ebp - 0x14]
push 0x54
push eax
mov eax, dword [ebp - 0xc]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [esi + 0x6f0]
push 0
call fcn.0043e460
push eax
call dword [sym.imp.USER32.dll_SetWindowPos]
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004e072a
mov esp, ebp
pop ebp
ret 0x14
Function at 0x48e9c0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x14]
sub esp, 0x10
mov ecx, dword [ebp + 0xc]
mov eax, dword [eax]
push ebx
xor ebx, ebx
and eax, 7
cmp ecx, 5
jae 0x48e9e0
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
add dword [ebp + 0x10], 5
lea edx, [ecx - 4]
push esi
mov esi, dword [ebp + 8]
push edi
or edi, 0xffffffff
add edx, esi
mov dword [ebp - 4], edx
add esi, ebx
mov dword [ebp + 0xc], esi
cmp esi, edx
jae 0x48ea12
nop dword [eax]
mov cl, byte [esi]
and cl, 0xfe
cmp cl, 0xe8
je 0x48ea0f
inc esi
cmp esi, edx
jb 0x48ea00
mov dword [ebp + 0xc], esi
mov ebx, esi
sub ebx, dword [ebp + 8]
mov ecx, ebx
sub ecx, edi
cmp esi, edx
jae 0x48eb3c
cmp ecx, 3
jbe 0x48ea52
xor eax, eax
mov cl, byte [esi + 4]
mov edi, ebx
mov dword [ebp - 0x10], edi
test cl, cl
je 0x48ea90
cmp cl, 0xff
je 0x48ea90
mov edx, dword [ebp - 4]
and eax, 3
mov esi, dword [ebp + 8]
add eax, eax
mov ecx, 1
or eax, 1
add ebx, ecx
jmp 0x48e9f4
dec ecx
shl eax, cl
and eax, 7
je 0x48ea2a
movzx ecx, byte [eax + 0x53beac]
mov edx, esi
sub edx, ecx
cmp byte [eax + 0x53bea4], 0
mov cl, byte [edx + 4]
je 0x48ea7a
test cl, cl
je 0x48ea7a
cmp cl, 0xff
jne 0x48ea2a
mov edx, dword [ebp - 4]
and eax, 3
mov esi, dword [ebp + 8]
add eax, eax
mov edi, ebx
or eax, 1
inc ebx
jmp 0x48e9f4
movzx edi, cl
movzx ecx, byte [esi + 3]
shl edi, 8
or edi, ecx
movzx ecx, byte [esi + 2]
shl edi, 8
or edi, ecx
movzx ecx, byte [esi + 1]
mov esi, dword [ebp + 0x10]
shl edi, 8
or edi, ecx
cmp dword [ebp + 0x18], 0
je 0x48eabe
lea edx, [edi + ebx]
add edx, esi
jmp 0x48eac4
mov edx, edi
sub edx, ebx
sub edx, esi
test eax, eax
je 0x48eb02
movzx edi, byte [eax + 0x53beac]
mov ecx, 0x18
shl edi, 3
sub ecx, edi
mov dword [ebp - 0xc], edi
mov edi, edx
shr edi, cl
mov ecx, edi
mov dword [ebp - 8], edi
test cl, cl
je 0x48eaee
cmp cl, 0xff
jne 0x48eb02
mov ecx, 0x20
mov edi, 1
sub ecx, dword [ebp - 0xc]
shl edi, cl
dec edi
xor edi, edx
jmp 0x48eab1
mov esi, dword [ebp + 0xc]
mov ecx, edx
mov edi, dword [ebp - 0x10]
shr ecx, 0x18
and cl, 1
dec cl
mov byte [esi + 1], dl
not cl
mov byte [esi + 4], cl
mov ecx, edx
shr ecx, 0x10
mov byte [esi + 3], cl
mov ecx, edx
mov edx, dword [ebp - 4]
shr ecx, 8
mov byte [esi + 2], cl
mov ecx, 5
mov esi, dword [ebp + 8]
add ebx, ecx
jmp 0x48e9f4
pop edi
pop esi
cmp ecx, 3
jbe 0x48eb51
mov ecx, dword [ebp + 0x14]
xor eax, eax
mov dword [ecx], eax
mov eax, ebx
pop ebx
mov esp, ebp
pop ebp
ret
dec ecx
shl eax, cl
mov ecx, dword [ebp + 0x14]
and eax, 7
mov dword [ecx], eax
mov eax, ebx
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x49ee70
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x574464]
xor eax, esp
mov dword [esp + 0x190], eax
lea eax, [esp]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x49eec5
mov eax, dword [esp]
cmp al, 2
jne 0x49eebf
shr eax, 8
cmp al, 2
jne 0x49eebf
call fcn.004a63b0
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.004e072a
add esp, 0x194
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [esp + 0x190]
mov eax, 2
xor ecx, esp
call fcn.004e072a
add esp, 0x194
ret
Function at 0x4a6d20
Capabilities:
Terminate process

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x4a6d3c
cmp dword [esi + 0x48], 0
je 0x4a6d3c
push 2
push 3
push esi
call fcn.004bdc10
add esp, 0xc
push dword [esp + 0xc]
call fcn.004b7150
add esp, 4
test esi, esi
je 0x4a6d5d
cmp dword [esi + 0x48], 0
je 0x4a6d5d
push 3
push esi
call fcn.004bdc50
add esp, 8
pop esi
ret
Function at 0x4aff80
Capabilities:
Write file on windows

Disassembly:
push ebx
push edi
mov edi, dword [esp + 0xc]
lea eax, [esp + 0x14]
push eax
push dword [esp + 0x14]
lea ebx, [edi + 0x5ac]
push 0x4000
push ebx
call fcn.004b4050
mov eax, dword [edi + 0x160]
add esp, 0x10
test eax, eax
je 0x4affd1
cmp byte [edi + 0x85dc], 0
jne 0x4affd1
push ebx
push 0x540038
push 0x100
push eax
call fcn.004b3f60
add esp, 0x10
mov byte [edi + 0x85dc], 1
cmp byte [edi + 0x318], 0
je 0x4b0046
push esi
mov esi, ebx
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x4affe0
sub esi, ecx
cmp esi, 0x3fff
jae 0x4b0001
mov byte [edi + esi + 0x5ac], 0xa
inc esi
mov byte [edi + esi + 0x5ac], al
mov eax, dword [edi + 0x1d0]
test eax, eax
je 0x4b001f
push dword [edi + 0x15c]
push esi
push ebx
push 0
push edi
call eax
add esp, 0x14
pop esi
pop edi
pop ebx
ret
push dword [edi + 0x158]
push 1
push 2
push 0x540020
call fcn.005099ef
push dword [edi + 0x158]
push 1
push esi
push ebx
call fcn.005099ef
add esp, 0x20
pop esi
pop edi
pop ebx
ret

Function at 0x4b0050
Capabilities:
Write file on windows

Disassembly:
sub esp, 0x808
mov eax, dword [0x574464]
xor eax, esp
mov dword [esp + 0x804], eax
push edi
mov edi, dword [esp + 0x810]
test edi, edi
je 0x4b0119
cmp byte [edi + 0x318], 0
je 0x4b0119
push esi
lea eax, [esp + 0x81c]
push eax
push dword [esp + 0x81c]
lea eax, [esp + 0x10]
push 0x801
push eax
call fcn.004b4050
lea esi, [esp + 0x18]
add esp, 0x10
lea ecx, [esi + 1]
nop word [eax + eax]
mov al, byte [esi]
inc esi
test al, al
jne 0x4b00b0
mov eax, dword [edi + 0x1d0]
sub esi, ecx
test eax, eax
je 0x4b00ee
push dword [edi + 0x15c]
lea ecx, [esp + 0xc]
push esi
push ecx
push 0
push edi
call eax
add esp, 0x14
pop esi
pop edi
mov ecx, dword [esp + 0x804]
xor ecx, esp
call fcn.004e072a
add esp, 0x808
ret
push dword [edi + 0x158]
push 1
push 2
push 0x540020
call fcn.005099ef
push dword [edi + 0x158]
lea eax, [esp + 0x1c]
push 1
push esi
push eax
call fcn.005099ef
add esp, 0x20
pop esi
mov ecx, dword [esp + 0x808]
pop edi
xor ecx, esp
call fcn.004e072a
add esp, 0x808
ret

Function at 0x4b0340
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 8]
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x14]
push eax
push edi
mov esi, dword [edi + eax*4 + 0x168]
call fcn.004b06f0
add esp, 8
push 0
push dword [esp + 0x24]
push dword [esp + 0x24]
push esi
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [esp + 0x24]
mov ebx, eax
mov dword [ebp], 0
cmp ebx, 0xffffffff
jne 0x4b03c6
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x4b039e
pop edi
pop esi
mov dword [ebp], 0x51
xor eax, eax
pop ebp
pop ebx
ret
push esi
push edi
call fcn.004a1890
push eax
push str.Send_failure:__s
push dword [edi]
call fcn.004aff80
mov eax, dword [edi]
add esp, 0x14
mov dword [eax + 0x85e0], esi
mov eax, ebx
mov dword [ebp], 0x37
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x4b06f0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov ecx, dword [esp + 4]
mov edx, dword [esp + 8]
mov eax, edx
push ebx
push esi
shl eax, 4
lea esi, [ecx + 0x18c]
mov ebx, dword [ecx + edx*4 + 0x168]
add esi, eax
mov eax, dword [ecx + 0x2b8]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x3c], 3
je 0x4b079e
cmp dword [ecx + edx*4 + 0x17c], 0x4b02a0
jne 0x4b079e
cmp dword [esi], 0
je 0x4b0737
test edi, edi
je 0x4b079e
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.004af8e0
add esp, 0x10
cmp eax, 0xffffffff
je 0x4b079e
test al, 1
je 0x4b079e
cmp dword [esi], 0
jne 0x4b0787
push 0x8000
mov dword [esi + 4], 0x8000
call dword [0x574360]
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 0x4b0787
pop edi
mov dword [esi + 4], eax
pop esi
pop ebx
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 0x4b079e
add dword [esi + 8], eax
pop edi
pop esi
pop ebx
ret

Function at 0x4b07b0
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x1d0]
test eax, eax
je 0x4b07d9
push dword [esi + 0x15c]
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [esp + 0x18]
push esi
call eax
add esp, 0x14
pop esi
ret
mov eax, dword [esp + 0xc]
cmp eax, 2
ja 0x4b0812
push dword [esi + 0x158]
lea eax, [eax + eax*2]
push 1
add eax, 0x540020
push 2
push eax
call fcn.005099ef
push dword [esi + 0x158]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call fcn.005099ef
add esp, 0x20
xor eax, eax
pop esi
ret

Function at 0x4b09d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 8
push esi
push edi
mov edi, dword [esp + 0x14]
mov esi, dword [edi + 0x5a0]
test esi, esi
je 0x4b0a26
mov eax, dword [edi + 0x44]
test eax, eax
jne 0x4b09ef
cmp dword [edi + 0x40], eax
je 0x4b0a26
mov dword [esp + 8], esi
mov byte [esp + 0xc], 0
test eax, eax
jne 0x4b09ff
mov eax, dword [edi + 0x40]
push 0x4b1860
lea ecx, [esp + 0xc]
add eax, 0x68
push ecx
push eax
call fcn.004bbbc0
add esp, 0xc
cmp byte [esp + 0xc], 0
jne 0x4b0a2f
mov dword [edi + 0x5a0], 0
pop edi
or eax, 0xffffffff
pop esi
add esp, 8
ret
mov eax, dword [esp + 0x18]
test eax, eax
je 0x4b0a39
mov dword [eax], esi
cmp byte [esi + 0x1ac], 0
mov edi, dword [esi + 0x168]
je 0x4b0a5e
push esi
call fcn.00415f40
add esp, 4
test eax, eax
jne 0x4b0a77
pop edi
or eax, 0xffffffff
pop esi
add esp, 8
ret
cmp edi, 0xffffffff
je 0x4b0a77
push 2
push 1
lea eax, [esp + 0x1c]
push eax
push edi
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x4b0a26
mov eax, edi
pop edi
pop esi
add esp, 8
ret
Function at 0x4b10e0
Capabilities:
Set socket configuration

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
lea eax, [esp + 0xc]
push 4
push eax
push 1
mov esi, dword [edi]
push 6
push dword [esp + 0x20]
mov dword [esp + 0x20], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4b1128
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004a1890
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004b0050
add esp, 0x14
pop edi
pop esi
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004b0050
add esp, 8
pop edi
pop esi
ret