joyce8/EMBER2024-capa huggingface dataset:
Function at 0x5581a0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x5581d3
push esi
call fcn.005664d0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x5581cc
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x558259
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x558242
mov eax, dword [esi + 8]
test eax, eax
je 0x5581f7
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x55823e
cmp eax, 2
je 0x558242
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x5581ea
cmp eax, 3
je 0x55821d
cmp eax, 1
jne 0x5581ea
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x5581ea
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x5581ea
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.00558280
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x558268
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.00558280
add esp, 4
pop esi
ret

Function at 0x558b00
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x558b21
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x558b21
mov eax, dword [eax + 0x44]
test eax, eax
je 0x558b21
mov edx, dword [esp + 8]
push edx
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
Function at 0x5790f0
Capabilities:
Log keystrokes via polling

Disassembly:
push ebx
mov ebx, ecx
push ebp
push esi
mov eax, dword [ebx + 0x13c]
push edi
test eax, eax
jle 0x57913c
mov eax, dword [ebx + 0x140]
test eax, eax
jle 0x57913c
mov ebp, dword [sym.imp.USER32.dll_GetKeyState]
xor esi, esi
lea edi, [ebx + 0x150]
mov eax, dword [edi]
test eax, eax
je 0x579126
push eax
call ebp
test ax, ax
jl 0x579134
inc esi
add edi, 4
cmp esi, 6
jb 0x579118
pop edi
pop esi
pop ebp
pop ebx
ret
push esi
mov ecx, ebx
call fcn.00578df0
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x57ccb0
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x57cd10
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x57cd10
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x57cd10
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x57cd10
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x57cd20
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x57f200
Capabilities:
Capture webcam image

Disassembly:
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, ecx
mov eax, dword [eax + 4]
cmp dword [esi + 0xec], 1
jne 0x57f2a3
test eax, eax
jbe 0x57f2a3
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x57f2a3
mov ecx, dword [esi + 0x1c]
push edi
push 0
push eax
push 0x419
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edi, eax
mov eax, dword [esi + 0xbc]
inc edi
test eax, eax
jne 0x57f24e
xor esi, esi
jmp 0x57f254
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x57f27f
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.005899b0
add esi, eax
push esi
mov ebx, esi
call fcn.005899b0
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x57f260
pop ebp
test edi, edi
pop edi
jne 0x57f2a3
test ebx, ebx
je 0x57f2a3
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.005eab00
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc

Function at 0x57f405
Capabilities:
Capture webcam image

Disassembly:
sub esp, 0x44
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x57f51d
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x57f51d
mov eax, dword [esi + 0x3c]
push eax
call fcn.005fdc95
mov esi, eax
test esi, esi
je 0x57f51d
mov ebx, dword [esp + 0x58]
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push ebx
push 0x419
push ecx
call ebp
mov edi, eax
test edi, edi
jl 0x57f51d
mov ecx, esi
call fcn.0057f390
cmp edi, eax
jge 0x57f51d
mov eax, dword [esi + 0xc4]
mov edx, dword [esi + 0xc0]
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x5c]
xor ecx, ecx
mov dword [esp + 0x28], edx
cmp eax, ecx
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], ecx
mov dword [esp + 0x4c], ecx
mov dword [esp + 0x50], ecx
mov dword [esp + 0x38], edi
jne 0x57f4a3
mov dword [esp + 0x34], 1
jmp 0x57f4fe
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x57f51d
mov eax, dword [esp + 0x60]
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x24]
mov dword [esp + 0x10], ecx
mov dword [eax], 0
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x10]
add edx, 2
push eax
push ecx
mov dword [esp + 0x1c], edx
call dword [sym.imp.USER32.dll_ClientToScreen]
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 0x14]
mov dword [esp + 0x34], 3
mov dword [esp + 0x3c], edx
mov dword [esp + 0x40], eax
xor ecx, ecx
push ecx
lea ecx, [esp + 0x2c]
push ecx
push 0x7d8
call fcn.0057e900
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x44
ret 0xc
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x44
ret 0xc
Function at 0x58ba70
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x208
push ebx
push ebp
push esi
push edi
mov esi, ecx
push 0
call fcn.00591e80
mov ebp, dword [esp + 0x220]
mov eax, dword [esp + 0x21c]
push ebp
push 0
push 0
push eax
push 0x1112720
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov edi, eax
cmp edi, 0x20
ja 0x58bb69
lea ecx, [esp + 0x10]
push ecx
push str..htm
push closesocket
mov ecx, esi
call fcn.00516af0
test eax, eax
jne 0x58bb69
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea edx, [esp + 0x10]
push str._shellopencommand
push edx
call ebx
lea eax, [esp + 0x10]
lea ecx, [esp + 0x10]
push eax
push ecx
push closesocket
mov ecx, esi
call fcn.00516af0
test eax, eax
jne 0x58bb69
lea edx, [esp + 0x10]
push 0x11126fc
push edx
call fcn.005eb330
mov esi, eax
add esp, 8
test esi, esi
jne 0x58bb3a
lea eax, [esp + 0x10]
push 0x11126f8
push eax
call fcn.005eb330
mov esi, eax
add esp, 8
test esi, esi
jne 0x58bb3a
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0xf]
jmp 0x58bb3d
mov byte [esi], 0
push 0x1111ec0
push esi
call ebx
mov edx, dword [esp + 0x21c]
push edx
push esi
call ebx
lea eax, [esp + 0x10]
push ebp
push eax
call dword [sym.imp.KERNEL32.dll_WinExec]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
Function at 0x591dc0
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x60ef88
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push edi
mov edi, ecx
mov eax, dword [edi + 0x118]
test eax, eax
jne 0x591e70
mov eax, dword [0x11243a8]
push esi
mov dword [esp + 8], eax
push 0x104
push 0x104
lea ecx, [esp + 0x10]
mov dword [esp + 0x1c], 0
call fcn.005fc571
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push 0xffffffffffffffff
lea ecx, [esp + 0xc]
call fcn.005fc5c0
push str.winhlp32.exe
lea ecx, [esp + 0xc]
call fcn.005fc51d
mov ecx, dword [esp + 8]
push ecx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
test esi, esi
je 0x591e57
push 0x6a
push esi
call dword [sym.imp.USER32.dll_LoadCursorA]
test eax, eax
je 0x591e57
push eax
call dword [sym.imp.USER32.dll_CopyIcon]
mov dword [edi + 0x118], eax
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
lea ecx, [esp + 8]
mov dword [esp + 0x14], 0xffffffff
call fcn.005fc141
pop esi
mov ecx, dword [esp + 8]
pop edi
mov dword fs:[0], ecx
add esp, 0x10
ret
Function at 0x594f70
Capabilities:
Get number of processors

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x60f410
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push esi
push edi
mov edi, dword [esp + 0x30]
mov esi, ecx
mov eax, dword [edi]
mov ecx, dword [eax - 8]
test ecx, ecx
je 0x595117
mov ecx, dword [0x11243a8]
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], ecx
mov dword [esp + 0x28], 0
mov dword [esp + 0x30], ecx
mov ecx, dword [eax - 8]
mov bl, 1
test ecx, ecx
mov byte [esp + 0x28], bl
jle 0x59506c
lea eax, [esp + 0x10]
lea ecx, [esp + 0x14]
push eax
push edi
push ecx
mov ecx, esi
call fcn.00593c90
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x2c], 2
call fcn.005fc27a
lea ecx, [esp + 0x14]
mov byte [esp + 0x28], bl
call fcn.005fc141
push ecx
mov ecx, esp
mov dword [esp + 0x20], esp
push 0x1111ec0
call fcn.005fc1af
lea edx, [esp + 0x14]
push 0x3d
push edx
lea eax, [esp + 0x24]
push edi
push eax
mov ecx, esi
call fcn.00594050
push eax
lea ecx, [esp + 0x34]
mov byte [esp + 0x2c], 3
call fcn.005fc27a
lea ecx, [esp + 0x18]
mov byte [esp + 0x28], bl
call fcn.005fc141
lea ecx, [esp + 0xc]
call fcn.005fc655
mov ecx, dword [esp + 0xc]
push 0x11128fc
push ecx
call fcn.005ea0b4
add esp, 8
test eax, eax
je 0x595094
mov edx, dword [edi]
mov ecx, dword [esp + 0x10]
mov eax, dword [edx - 8]
cmp ecx, eax
jl 0x594fcd
mov esi, dword [esp + 0x34]
lea ecx, [esp + 0x30]
mov byte [esp + 0x28], 0
call fcn.005fc141
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
call fcn.005fc141
jmp 0x59511b
lea eax, [esp + 0x30]
mov ecx, esi
push eax
call fcn.00594d10
test eax, eax
push 0
je 0x5950ff
lea ecx, [esp + 0x34]
push 0x64
push ecx
mov ecx, esi
call fcn.005933b0
mov ecx, dword [esp + 0x3c]
test ecx, ecx
je 0x5950e5
cmp eax, 0x64
jg 0x5950d3
mov edx, dword [esp + 0x38]
push eax
push 0x64
push edx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x595070
push 0x64
push eax
mov eax, dword [esp + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x595070
cmp eax, 0x64
jge 0x59506c
mov ecx, dword [esp + 0x34]
push 0x64
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x595070
mov edx, dword [esp + 0x3c]
lea eax, [esp + 0x34]
push edx
push eax
mov ecx, esi
call fcn.005933b0
mov esi, eax
jmp 0x595070
mov esi, dword [esp + 0x34]
mov eax, dword [esp + 0x38]
cmp esi, eax
jl 0x595125
mov eax, esi
mov ecx, dword [esp + 0x20]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
add esp, 0x20
ret 0x10
Function at 0x59d7e0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x60f728
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0059d3c0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.0059d430
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.0059d710
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.0059d3e0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10

Function at 0x59d7f8
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x60f728
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0059d3c0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.0059d430
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.0059d710
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.0059d3e0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10
Function at 0x5a0070
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x5a007b
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x5a017e
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x10e752c]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x10e752c]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x10e752c]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x10e752c]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x10e752c]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x10e752c]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x10e752c]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x10e752c]
xor eax, edx
inc ecx
dec edi
jne 0x5a0096
pop edi
test esi, esi
je 0x5a01a0
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x10e752c]
xor eax, edx
inc ecx
dec esi
jne 0x5a0182
pop esi
pop ebx
not eax
ret

Function at 0x5a0a00
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x10]
mov cl, byte [ebx]
mov eax, ebp
imul eax, dword [esp + 0x14]
test cl, cl
je 0x5a0a41
mov edx, dword [esp + 0xc]
lea ecx, [esp + 0xc]
push 0
push ecx
push eax
mov eax, dword [ebx + 4]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x5a0a36
mov byte [ebx + 8], 1
mov eax, dword [esp + 0xc]
xor edx, edx
div ebp
pop ebp
pop ebx
ret
mov edx, dword [ebx + 0x18]
mov ecx, dword [ebx + 0x14]
push esi
push edi
lea esi, [edx + eax]
cmp esi, ecx
jbe 0x5a0a54
sub ecx, edx
mov eax, ecx
mov esi, dword [ebx + 0x10]
mov edi, dword [esp + 0x14]
mov ecx, eax
add esi, edx
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebx + 0x18]
pop edi
add ecx, eax
pop esi
div ebp
mov dword [ebx + 0x18], ecx
pop ebp
pop ebx
ret
Function at 0x5a3030
Capabilities:
Check os version

Disassembly:
sub esp, 0x9c
push esi
push edi
mov ecx, 0x27
xor eax, eax
lea edi, [esp + 8]
xor esi, esi
rep stosd dword es:[edi], eax
mov edi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
lea eax, [esp + 8]
push eax
mov dword [esp + 0xc], 0x9c
call edi
test eax, eax
jne 0x5a307c
lea ecx, [esp + 8]
mov dword [esp + 8], 0x94
push ecx
call edi
test eax, eax
jne 0x5a307c
pop edi
pop esi
add esp, 0x9c
ret
cmp dword [esp + 0x18], 2
jne 0x5a308f
cmp dword [esp + 0xc], 5
jb 0x5a308f
mov esi, 1
mov eax, esi
pop edi
pop esi
add esp, 0x9c
ret
Function at 0x5ae980
Capabilities:
Terminate process

Disassembly:
push ecx
push ebx
push ebp
push esi
push 0x800
call fcn.005eace7
mov esi, dword [esp + 0x18]
add esp, 4
mov edx, eax
xor ebp, ebp
test esi, esi
mov dword [esp + 0xc], edx
jne 0x5ae9a8
pop esi
pop ebp
xor eax, eax
pop ebx
pop ecx
ret
push edi
mov edi, esi
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
pop edi
cmp ecx, 0x800
jbe 0x5ae9c3
pop esi
pop ebp
pop ebx
pop ecx
ret
mov al, byte [esi]
inc esi
test al, al
je 0x5aea99
cmp ebp, 0x400
je 0x5aea84
cmp al, 0x25
jne 0x5aea63
mov al, byte [esi]
inc esi
test al, al
je 0x5aea7c
mov cl, byte [esi]
inc esi
test cl, cl
mov byte [esp + 0x14], cl
je 0x5aea7c
movsx eax, al
push eax
call fcn.005ecc2d
movsx ecx, byte [esp + 0x18]
push ecx
mov bl, al
call fcn.005ecc2d
movsx edx, bl
push edx
mov byte [esp + 0x20], al
call fcn.005ea025
add esp, 0xc
test eax, eax
je 0x5aea92
movsx eax, byte [esp + 0x14]
push eax
call fcn.005ea025
add esp, 4
test eax, eax
je 0x5aea92
cmp bl, 0x39
jg 0x5aea42
add bl, 0xd0
jmp 0x5aea45
add bl, 0xa9
mov al, byte [esp + 0x14]
cmp al, 0x39
jg 0x5aea51
add al, 0xd0
jmp 0x5aea53
add al, 0xa9
mov ecx, dword [esp + 0xc]
shl bl, 4
add bl, al
mov edx, ecx
mov byte [ecx + ebp], bl
jmp 0x5aea70
cmp al, 0x2b
jne 0x5aea6d
mov byte [edx + ebp], 0x20
jmp 0x5aea70
mov byte [edx + ebp], al
mov al, byte [esi]
inc ebp
inc esi
test al, al
jne 0x5ae9ce
cmp ebp, 0x400
jne 0x5aea99
pop esi
pop ebp
mov byte [edx + 0x3ff], 0
mov eax, edx
pop ebx
pop ecx
ret
push 0
call fcn.005ecf38
mov byte [edx + ebp], 0
pop esi
pop ebp
mov eax, edx
pop ebx
pop ecx
ret

Function at 0x5b24c0
Capabilities:
Set socket configuration

Disassembly:
push ecx
mov ecx, dword [esp + 8]
lea eax, [esp]
push eax
push 0x8004667e
push ecx
mov dword [esp + 0xc], 0
call sub.WS2_32.dll_ioctlsocket
xor edx, edx
cmp eax, 0xffffffff
setne dl
mov eax, edx
pop ecx
ret

Function at 0x5b24f0
Capabilities:
Set socket configuration

Disassembly:
push ecx
mov ecx, dword [esp + 8]
lea eax, [esp]
push eax
push 0x8004667e
push ecx
mov dword [esp + 0xc], 1
call sub.WS2_32.dll_ioctlsocket
xor edx, edx
cmp eax, 0xffffffff
setne dl
mov eax, edx
pop ecx
ret

Function at 0x5b2520
Capabilities:
Create tcp socket
Initialize winsock library

Disassembly:
sub esp, 0x190
lea eax, [esp]
push eax
push 1
call sub.WS2_32.dll_WSAStartup
test eax, eax
je 0x5b2540
or eax, 0xffffffff
add esp, 0x190
ret
push 6
push 1
push 2
call sub.WS2_32.dll_socket
add esp, 0x190
ret
Function at 0x5b2570
Capabilities:
Connect socket
Get socket status

Disassembly:
sub esp, 0x228
push esi
mov esi, dword [esp + 0x234]
test esi, esi
je 0x5b275e
mov ecx, dword [esp + 0x23c]
mov eax, 0x66666667
imul ecx
sar edx, 2
mov eax, edx
push ebx
shr eax, 0x1f
add edx, eax
push edi
test edx, edx
mov edi, 1
mov dword [esp + 0xc], edx
jg 0x5b25b1
mov dword [esp + 0xc], edi
xor ecx, ecx
push esi
mov dword [esp + 0x18], ecx
mov word [esp + 0x18], 2
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x20], ecx
mov dword [esp + 0x24], ecx
call sub.WS2_32.dll_inet_addr
mov edx, dword [esp + 0x240]
mov dword [esp + 0x18], eax
push edx
call sub.WS2_32.dll_htons
mov esi, dword [esp + 0x238]
mov word [esp + 0x16], ax
push esi
call fcn.005b24f0
add esp, 4
call dword [sym.imp.KERNEL32.dll_GetTickCount]
lea eax, [esp + 0x14]
push 0x10
push eax
push esi
call sub.WS2_32.dll_connect
test eax, eax
jge 0x5b2747
call fcn.005b2160
push eax
call fcn.005b2770
add esp, 4
cmp eax, 0xffffd8cd
je 0x5b2644
cmp eax, 0xffffd8cc
je 0x5b2644
push esi
mov edi, eax
call fcn.005b24c0
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
mov eax, dword [esp + 0xc]
mov dword [esp + 0x10], 0
test eax, eax
jle 0x5b26f9
lea ebx, [esi + 1]
lea ecx, [esp + 0x24]
lea edx, [esp + 0x2c]
push ecx
push 0
lea eax, [esp + 0x138]
push edx
push eax
push ebx
mov dword [esp + 0x44], esi
mov dword [esp + 0x40], edi
mov dword [esp + 0x148], esi
mov dword [esp + 0x144], edi
mov dword [esp + 0x38], 0
mov dword [esp + 0x3c], 0x2710
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
je 0x5b272d
lea ecx, [esp + 0x2c]
push ecx
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
jne 0x5b2747
lea edx, [esp + 0x130]
push edx
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
jne 0x5b2747
mov ecx, dword [esp + 0x248]
mov eax, dword [esp + 0x24c]
cmp dword [ecx], eax
je 0x5b2713
call fcn.005b2160
test eax, eax
jne 0x5b272d
mov eax, dword [esp + 0x10]
mov ecx, dword [esp + 0xc]
inc eax
cmp eax, ecx
mov dword [esp + 0x10], eax
jl 0x5b265b
push esi
mov edi, 0xfffffff5
call fcn.005b24c0
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
mov edi, 0xffffffec
call fcn.005b24c0
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
mov edi, 0xfffffffb
call fcn.005b24c0
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
xor edi, edi
call fcn.005b24c0
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
xor eax, eax
pop esi
add esp, 0x228
ret
Function at 0x5b2b80
Capabilities:
Get socket status
Send data
Send data on socket

Disassembly:
sub esp, 0x10c
mov ecx, dword [esp + 0x114]
push esi
mov esi, dword [esp + 0x114]
mov dword [esp + 0xc], 1
test ecx, ecx
mov dword [esp + 0x10], esi
jne 0x5b2bb3
push ecx
lea eax, [esp + 0x10]
push ecx
push eax
push ecx
lea ecx, [esi + 1]
push ecx
jmp 0x5b2c0b
cmp ecx, 0xffffffff
jne 0x5b2bca
mov dword [esp + 4], 0
mov dword [esp + 8], 0
jmp 0x5b2bf9
mov eax, 0x10624dd3
imul ecx
sar edx, 6
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, ecx
mov dword [esp + 4], edx
mov ecx, 0x3e8
cdq
idiv ecx
lea eax, [edx + edx*4]
lea eax, [eax + eax*4]
lea edx, [eax + eax*4]
shl edx, 3
mov dword [esp + 8], edx
lea eax, [esp + 4]
lea ecx, [esp + 0xc]
push eax
push 0
push ecx
lea edx, [esi + 1]
push 0
push edx
call sub.WS2_32.dll_select
test eax, eax
jge 0x5b2c21
mov eax, 0xfffffffb
pop esi
add esp, 0x10c
ret
jne 0x5b2c30
mov eax, 0xfffffffa
pop esi
add esp, 0x10c
ret
lea eax, [esp + 0xc]
push eax
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x5b2c89
mov ecx, dword [esp + 0x11c]
mov edx, dword [esp + 0x120]
push 0
push ecx
push edx
push esi
call sub.WS2_32.dll_send
test eax, eax
jg 0x5b2c71
call fcn.005b2160
push eax
call fcn.005b2770
add esp, 4
pop esi
add esp, 0x10c
ret
mov ecx, dword [0x11796d0]
test ecx, ecx
je 0x5b2c8e
mov edx, dword [ecx]
pop esi
add edx, eax
mov dword [ecx], edx
add esp, 0x10c
ret
mov eax, 0xfffffff7
pop esi
add esp, 0x10c
ret

Function at 0x5b2ca0
Capabilities:
Resolve dns

Disassembly:
mov eax, dword [esp + 4]
push eax
call sub.WS2_32.dll_gethostbyname
test eax, eax
jne 0x5b2caf
ret
mov ecx, dword [eax + 0xc]
push esi
push edi
mov edx, dword [ecx]
mov eax, dword [edx]
push eax
call sub.WS2_32.dll_inet_ntoa
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov eax, dword [esp + 0x10]
not ecx
sub edi, ecx
mov edx, ecx
mov esi, edi
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
pop edi
pop esi
ret

Function at 0x5b2e40
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x14
mov edx, dword [esp + 0x18]
lea eax, [esp]
lea ecx, [esp + 4]
push eax
push ecx
push edx
mov dword [esp + 0xc], 0x10
call sub.WS2_32.dll_getsockname
test eax, eax
jne 0x5b2e76
mov eax, dword [esp + 6]
push eax
call sub.WS2_32.dll_ntohs
and eax, 0xffff
add esp, 0x14
ret
or eax, 0xffffffff
add esp, 0x14
ret

Function at 0x5b2e80
Capabilities:
Get hostname
Resolve dns

Disassembly:
sub esp, 0x64
lea eax, [esp]
push esi
push 0x64
push eax
xor esi, esi
call sub.WS2_32.dll_gethostname
lea ecx, [esp + 4]
push ecx
call sub.WS2_32.dll_gethostbyname
test eax, eax
jne 0x5b2ea5
pop esi
add esp, 0x64
ret
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
test eax, eax
je 0x5b2eb8
mov eax, dword [eax]
push eax
call sub.WS2_32.dll_inet_ntoa
mov esi, eax
mov eax, esi
pop esi
add esp, 0x64
ret