joyce8/EMBER2024-capa huggingface dataset:
Function at 0x570bd0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x570c03
push esi
call fcn.0057ef00
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x570bfc
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 0x570c89
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x570c72
mov eax, dword [esi + 8]
test eax, eax
je 0x570c27
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 0x570c6e
cmp eax, 2
je 0x570c72
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x570c1a
cmp eax, 3
je 0x570c4d
cmp eax, 1
jne 0x570c1a
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 0x570c1a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x570c1a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.00570cb0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x570c98
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.00570cb0
add esp, 4
pop esi
ret

Function at 0x571530
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x571551
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x571551
mov eax, dword [eax + 0x44]
test eax, eax
je 0x571551
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 0x591b20
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 0x591b6c
mov eax, dword [ebx + 0x140]
test eax, eax
jle 0x591b6c
mov ebp, dword [sym.imp.USER32.dll_GetKeyState]
xor esi, esi
lea edi, [ebx + 0x150]
mov eax, dword [edi]
test eax, eax
je 0x591b56
push eax
call ebp
test ax, ax
jl 0x591b64
inc esi
add edi, 4
cmp esi, 6
jb 0x591b48
pop edi
pop esi
pop ebp
pop ebx
ret
push esi
mov ecx, ebx
call fcn.00591820
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x5956e0
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x595740
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x595740
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x595740
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x595740
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 0x595750
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 0x597c30
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 0x597cd3
test eax, eax
jbe 0x597cd3
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x597cd3
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 0x597c7e
xor esi, esi
jmp 0x597c84
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x597caf
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.005a23e0
add esi, eax
push esi
mov ebx, esi
call fcn.005a23e0
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x597c90
pop ebp
test edi, edi
pop edi
jne 0x597cd3
test ebx, ebx
je 0x597cd3
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.00603530
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc

Function at 0x597e35
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 0x597f4d
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x597f4d
mov eax, dword [esi + 0x3c]
push eax
call fcn.00616866
mov esi, eax
test esi, esi
je 0x597f4d
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 0x597f4d
mov ecx, esi
call fcn.00597dc0
cmp edi, eax
jge 0x597f4d
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 0x597ed3
mov dword [esp + 0x34], 1
jmp 0x597f2e
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x597f4d
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.00597330
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 0x5a44a0
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x208
push ebx
push ebp
push esi
push edi
mov esi, ecx
push 0
call fcn.005aa8b0
mov ebp, dword [esp + 0x220]
mov eax, dword [esp + 0x21c]
push ebp
push 0
push 0
push eax
push 0x12e4730
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov edi, eax
cmp edi, 0x20
ja 0x5a4599
lea ecx, [esp + 0x10]
push ecx
push str..htm
push closesocket
mov ecx, esi
call fcn.0052e090
test eax, eax
jne 0x5a4599
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.0052e090
test eax, eax
jne 0x5a4599
lea edx, [esp + 0x10]
push 0x12e470c
push edx
call fcn.00603d60
mov esi, eax
add esp, 8
test esi, esi
jne 0x5a456a
lea eax, [esp + 0x10]
push 0x12e4708
push eax
call fcn.00603d60
mov esi, eax
add esp, 8
test esi, esi
jne 0x5a456a
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0xf]
jmp 0x5a456d
mov byte [esi], 0
push 0x12e3ed0
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 0x5aa7f0
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x627d18
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 0x5aa8a0
mov eax, dword [0x12f63b8]
push esi
mov dword [esp + 8], eax
push 0x104
push 0x104
lea ecx, [esp + 0x10]
mov dword [esp + 0x1c], 0
call fcn.00615142
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push 0xffffffffffffffff
lea ecx, [esp + 0xc]
call fcn.00615191
push str.winhlp32.exe
lea ecx, [esp + 0xc]
call fcn.006150ee
mov ecx, dword [esp + 8]
push ecx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
test esi, esi
je 0x5aa887
push 0x6a
push esi
call dword [sym.imp.USER32.dll_LoadCursorA]
test eax, eax
je 0x5aa887
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.00614d12
pop esi
mov ecx, dword [esp + 8]
pop edi
mov dword fs:[0], ecx
add esp, 0x10
ret
Function at 0x5ad9a0
Capabilities:
Get number of processors

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x6281a0
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 0x5adb47
mov ecx, dword [0x12f63b8]
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 0x5ada9c
lea eax, [esp + 0x10]
lea ecx, [esp + 0x14]
push eax
push edi
push ecx
mov ecx, esi
call fcn.005ac6c0
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x2c], 2
call fcn.00614e4b
lea ecx, [esp + 0x14]
mov byte [esp + 0x28], bl
call fcn.00614d12
push ecx
mov ecx, esp
mov dword [esp + 0x20], esp
push 0x12e3ed0
call fcn.00614d80
lea edx, [esp + 0x14]
push 0x3d
push edx
lea eax, [esp + 0x24]
push edi
push eax
mov ecx, esi
call fcn.005aca80
push eax
lea ecx, [esp + 0x34]
mov byte [esp + 0x2c], 3
call fcn.00614e4b
lea ecx, [esp + 0x18]
mov byte [esp + 0x28], bl
call fcn.00614d12
lea ecx, [esp + 0xc]
call fcn.00615226
mov ecx, dword [esp + 0xc]
push 0x12e490c
push ecx
call fcn.00602ae4
add esp, 8
test eax, eax
je 0x5adac4
mov edx, dword [edi]
mov ecx, dword [esp + 0x10]
mov eax, dword [edx - 8]
cmp ecx, eax
jl 0x5ad9fd
mov esi, dword [esp + 0x34]
lea ecx, [esp + 0x30]
mov byte [esp + 0x28], 0
call fcn.00614d12
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
call fcn.00614d12
jmp 0x5adb4b
lea eax, [esp + 0x30]
mov ecx, esi
push eax
call fcn.005ad740
test eax, eax
push 0
je 0x5adb2f
lea ecx, [esp + 0x34]
push 0x64
push ecx
mov ecx, esi
call fcn.005abde0
mov ecx, dword [esp + 0x3c]
test ecx, ecx
je 0x5adb15
cmp eax, 0x64
jg 0x5adb03
mov edx, dword [esp + 0x38]
push eax
push 0x64
push edx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5adaa0
push 0x64
push eax
mov eax, dword [esp + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5adaa0
cmp eax, 0x64
jge 0x5ada9c
mov ecx, dword [esp + 0x34]
push 0x64
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5adaa0
mov edx, dword [esp + 0x3c]
lea eax, [esp + 0x34]
push edx
push eax
mov ecx, esi
call fcn.005abde0
mov esi, eax
jmp 0x5adaa0
mov esi, dword [esp + 0x34]
mov eax, dword [esp + 0x38]
cmp esi, eax
jl 0x5adb55
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 0x5b6210
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x6284b8
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.005b5df0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.005b5e60
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.005b6140
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.005b5e10
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10

Function at 0x5b6228
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x6284b8
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.005b5df0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.005b5e60
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.005b6140
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.005b5e10
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10
Function at 0x5b8aa0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x5b8aab
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x5b8bae
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 + 0x12b8a44]
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 + 0x12b8a44]
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 + 0x12b8a44]
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 + 0x12b8a44]
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 + 0x12b8a44]
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 + 0x12b8a44]
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 + 0x12b8a44]
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 + 0x12b8a44]
xor eax, edx
inc ecx
dec edi
jne 0x5b8ac6
pop edi
test esi, esi
je 0x5b8bd0
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x12b8a44]
xor eax, edx
inc ecx
dec esi
jne 0x5b8bb2
pop esi
pop ebx
not eax
ret

Function at 0x5b9430
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 0x5b9471
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 0x5b9466
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 0x5b9484
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 0x5bba60
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 0x5bbaac
lea ecx, [esp + 8]
mov dword [esp + 8], 0x94
push ecx
call edi
test eax, eax
jne 0x5bbaac
pop edi
pop esi
add esp, 0x9c
ret
cmp dword [esp + 0x18], 2
jne 0x5bbabf
cmp dword [esp + 0xc], 5
jb 0x5bbabf
mov esi, 1
mov eax, esi
pop edi
pop esi
add esp, 0x9c
ret
Function at 0x5c73b0
Capabilities:
Terminate process

Disassembly:
push ecx
push ebx
push ebp
push esi
push 0x800
call fcn.00603717
mov esi, dword [esp + 0x18]
add esp, 4
mov edx, eax
xor ebp, ebp
test esi, esi
mov dword [esp + 0xc], edx
jne 0x5c73d8
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 0x5c73f3
pop esi
pop ebp
pop ebx
pop ecx
ret
mov al, byte [esi]
inc esi
test al, al
je 0x5c74c9
cmp ebp, 0x400
je 0x5c74b4
cmp al, 0x25
jne 0x5c7493
mov al, byte [esi]
inc esi
test al, al
je 0x5c74ac
mov cl, byte [esi]
inc esi
test cl, cl
mov byte [esp + 0x14], cl
je 0x5c74ac
movsx eax, al
push eax
call fcn.0060565d
movsx ecx, byte [esp + 0x18]
push ecx
mov bl, al
call fcn.0060565d
movsx edx, bl
push edx
mov byte [esp + 0x20], al
call fcn.00602a55
add esp, 0xc
test eax, eax
je 0x5c74c2
movsx eax, byte [esp + 0x14]
push eax
call fcn.00602a55
add esp, 4
test eax, eax
je 0x5c74c2
cmp bl, 0x39
jg 0x5c7472
add bl, 0xd0
jmp 0x5c7475
add bl, 0xa9
mov al, byte [esp + 0x14]
cmp al, 0x39
jg 0x5c7481
add al, 0xd0
jmp 0x5c7483
add al, 0xa9
mov ecx, dword [esp + 0xc]
shl bl, 4
add bl, al
mov edx, ecx
mov byte [ecx + ebp], bl
jmp 0x5c74a0
cmp al, 0x2b
jne 0x5c749d
mov byte [edx + ebp], 0x20
jmp 0x5c74a0
mov byte [edx + ebp], al
mov al, byte [esi]
inc ebp
inc esi
test al, al
jne 0x5c73fe
cmp ebp, 0x400
jne 0x5c74c9
pop esi
pop ebp
mov byte [edx + 0x3ff], 0
mov eax, edx
pop ebx
pop ecx
ret
push 0
call fcn.00605968
mov byte [edx + ebp], 0
pop esi
pop ebp
mov eax, edx
pop ebx
pop ecx
ret

Function at 0x5caef0
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 0x5caf20
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 0x5caf50
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 0x5caf70
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 0x5cafa0
Capabilities:
Connect socket
Get socket status

Disassembly:
sub esp, 0x228
push esi
mov esi, dword [esp + 0x234]
test esi, esi
je 0x5cb18e
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 0x5cafe1
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.005caf20
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 0x5cb177
call fcn.005cab90
push eax
call fcn.005cb1a0
add esp, 4
cmp eax, 0xffffd8cd
je 0x5cb074
cmp eax, 0xffffd8cc
je 0x5cb074
push esi
mov edi, eax
call fcn.005caef0
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 0x5cb129
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 0x5cb15d
lea ecx, [esp + 0x2c]
push ecx
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
jne 0x5cb177
lea edx, [esp + 0x130]
push edx
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
jne 0x5cb177
mov ecx, dword [esp + 0x248]
mov eax, dword [esp + 0x24c]
cmp dword [ecx], eax
je 0x5cb143
call fcn.005cab90
test eax, eax
jne 0x5cb15d
mov eax, dword [esp + 0x10]
mov ecx, dword [esp + 0xc]
inc eax
cmp eax, ecx
mov dword [esp + 0x10], eax
jl 0x5cb08b
push esi
mov edi, 0xfffffff5
call fcn.005caef0
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
mov edi, 0xffffffec
call fcn.005caef0
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
mov edi, 0xfffffffb
call fcn.005caef0
add esp, 4
mov eax, edi
pop edi
pop ebx
pop esi
add esp, 0x228
ret
push esi
xor edi, edi
call fcn.005caef0
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 0x5cb5b0
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 0x5cb5e3
push ecx
lea eax, [esp + 0x10]
push ecx
push eax
push ecx
lea ecx, [esi + 1]
push ecx
jmp 0x5cb63b
cmp ecx, 0xffffffff
jne 0x5cb5fa
mov dword [esp + 4], 0
mov dword [esp + 8], 0
jmp 0x5cb629
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 0x5cb651
mov eax, 0xfffffffb
pop esi
add esp, 0x10c
ret
jne 0x5cb660
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 0x5cb6b9
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 0x5cb6a1
call fcn.005cab90
push eax
call fcn.005cb1a0
add esp, 4
pop esi
add esp, 0x10c
ret
mov ecx, dword [0x134b778]
test ecx, ecx
je 0x5cb6be
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 0x5cb6d0
Capabilities:
Resolve dns

Disassembly:
mov eax, dword [esp + 4]
push eax
call sub.WS2_32.dll_gethostbyname
test eax, eax
jne 0x5cb6df
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 0x5cb870
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 0x5cb8a6
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 0x5cb8b0
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 0x5cb8d5
pop esi
add esp, 0x64
ret
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
test eax, eax
je 0x5cb8e8
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