joyce8/EMBER2024-capa huggingface dataset:
Function at 0x436380
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push 0xffffffffffffffff
push 0x493a58
mov eax, dword fs:[0]
push eax
sub esp, 0x4c
mov eax, dword [0x4b0650]
xor eax, esp
mov dword [esp + 0x48], eax
push esi
mov eax, dword [0x4b0650]
xor eax, esp
push eax
lea eax, [esp + 0x54]
mov dword fs:[0], eax
mov ecx, dword [esp + 0x68]
mov esi, 0x10
cmp dword [esp + 0x7c], esi
mov dword [esp + 0x5c], 0
jb 0x4363f4
test ecx, ecx
mov eax, ecx
je 0x4363e5
cmp byte [eax], 0
je 0x4363e5
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x4363e1
test al, 0x10
je 0x4363fa
mov ecx, dword [esp + 0x68]
cmp dword [esp + 0x7c], esi
jb 0x4364ac
jmp 0x4364a3
lea eax, [esp + 0x68]
jmp 0x4363cc
xor eax, eax
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], eax
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], eax
lea eax, [esp + 0x64]
push eax
lea ecx, [esp + 0x28]
call fcn.00437450
lea ecx, [esp + 0x24]
mov dword [esp + 8], 0x49a910
mov dword [esp + 0xc], ecx
mov edx, dword [esp + 0x84]
push edx
lea eax, [esp + 0x14]
push eax
lea ecx, [esp + 0x10]
push ecx
mov byte [esp + 0x68], 2
call fcn.00436190
add esp, 0xc
test al, al
je 0x43648b
mov edx, dword [esp + 0x80]
push edx
lea ecx, [esp + 0x14]
call fcn.00433d50
test al, al
je 0x43648b
lea ecx, [esp + 0x24]
mov byte [esp + 0x5c], 0
call fcn.004371a0
cmp dword [esp + 0x7c], esi
jb 0x436487
mov eax, dword [esp + 0x68]
push eax
call fcn.004604e8
add esp, 4
mov al, 1
jmp 0x4364ae
lea ecx, [esp + 0x24]
mov byte [esp + 0x5c], 0
call fcn.004371a0
cmp dword [esp + 0x7c], esi
jb 0x4364ac
mov ecx, dword [esp + 0x68]
push ecx
call fcn.004604e8
add esp, 4
xor al, al
mov ecx, dword [esp + 0x54]
mov dword fs:[0], ecx
pop ecx
pop esi
mov ecx, dword [esp + 0x48]
xor ecx, esp
call fcn.004604af
add esp, 0x58
ret

Function at 0x4365c0
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x493b0e
mov eax, dword fs:[0]
push eax
push ecx
push esi
push edi
mov eax, dword [0x4b0650]
xor eax, esp
push eax
lea eax, [esp + 0x10]
mov dword fs:[0], eax
mov esi, ecx
mov dword [esp + 0xc], esi
mov dword [esi], 0x49b9b0
push fcn.004090e0
push 3
push 4
lea eax, [esi + 0x34]
push eax
mov dword [esp + 0x28], 2
call fcn.00460cbe
mov eax, dword [esi + 0x30]
mov edi, dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
lea ecx, [eax - 0xc]
cmp ecx, dword [0x4af100]
mov byte [esp + 0x18], 1
je 0x43663b
add eax, 0xfffffff4
push eax
call edi
test eax, eax
jg 0x43663b
mov eax, dword [esi + 0x30]
sub eax, 0xc
push eax
call fcn.00460799
add esp, 4
mov eax, dword [esi + 0x2c]
lea edx, [eax - 0xc]
cmp edx, dword [0x4af100]
mov byte [esp + 0x18], 0
je 0x436667
add eax, 0xfffffff4
push eax
call edi
test eax, eax
jg 0x436667
mov eax, dword [esi + 0x2c]
sub eax, 0xc
push eax
call fcn.00460799
add esp, 4
mov esi, dword [esi + 0x14]
test esi, esi
mov dword [esp + 0x18], 0xffffffff
je 0x43667c
push esi
call fcn.0048c518
mov ecx, dword [esp + 0x10]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
add esp, 0x10
ret
Function at 0x436b50
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x493b0e
mov eax, dword fs:[0]
push eax
push ecx
push ebx
push esi
mov eax, dword [0x4b0650]
xor eax, esp
push eax
lea eax, [esp + 0x10]
mov dword fs:[0], eax
mov esi, ecx
mov dword [esp + 0xc], esi
mov eax, dword [sym.imp.USER32.dll_DefWindowProcA]
xor ebx, ebx
mov dword [esi + 4], ebx
mov dword [esi + 0x14], ebx
mov dword [esi + 0x18], ebx
mov dword [esi + 0x1c], ebx
mov dword [esi + 0x20], eax
mov dword [esi], 0x49b9b0
mov dword [esi + 0x24], ebx
mov ecx, dword [0x4af104]
mov dword [esp + 0x18], ebx
mov dword [esi + 0x2c], ecx
mov edx, dword [0x4af104]
mov dword [esi + 0x30], edx
push fcn.004090e0
push 0x409290
push 3
push 4
lea eax, [esi + 0x34]
push eax
mov byte [esp + 0x2c], 2
call fcn.00461a4c
mov dword [esi + 0x40], ebx
mov dword [esi + 0x44], ebx
mov dword [esi + 0x48], ebx
mov dword [esi + 0x4c], ebx
mov dword [esi + 0x50], ebx
mov dword [esi + 0x54], ebx
mov dword [esi + 0x58], ebx
mov dword [esi + 0x5c], ebx
mov dword [esi + 0x60], ebx
mov dword [esi + 0x64], ebx
mov dword [esi + 0x68], ebx
mov dword [esi + 0x6c], ebx
mov dword [esi + 0x70], ebx
mov dword [esi + 0x74], ebx
mov dword [esi + 0x78], ebx
mov dword [esi + 0x7c], ebx
mov dword [esi + 0x80], ebx
mov dword [esi + 0x84], ebx
mov dword [esi + 0x88], ebx
mov dword [esi + 0x8c], ebx
mov byte [esi + 0x94], bl
mov eax, esi
mov ecx, dword [esp + 0x10]
mov dword fs:[0], ecx
pop ecx
pop esi
pop ebx
add esp, 0x10
ret

Function at 0x436e70
Capabilities:
Delete file

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jne 0x436e7b
xor al, al
ret
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
sub eax, 1
neg eax
sbb eax, eax
add eax, 1
ret

Function at 0x437000
Capabilities:
Write file on windows

Disassembly:
push ecx
push esi
mov esi, ecx
mov eax, dword [esi + 4]
cmp eax, 0xffffffff
mov dword [esi + 0x24], 0
je 0x43706c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
push 0
lea ecx, [esp + 0xc]
push ecx
push edi
push edx
push eax
mov dword [esp + 0x1c], 0
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
jne 0x43703e
mov dword [esp + 8], eax
jmp 0x437042
mov eax, dword [esp + 8]
cmp edi, eax
pop edi
jne 0x437054
mov ecx, dword [esp + 0x14]
mov dword [ecx], eax
mov al, 1
pop esi
pop ecx
ret 0xc
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
mov ecx, esi
call fcn.00436f00
mov dword [esi + 0x24], eax
xor al, al
pop esi
pop ecx
ret 0xc
mov dword [esi + 0x24], 1
xor al, al
pop esi
pop ecx
ret 0xc
Function at 0x437a70
Capabilities:
Query or enumerate registry value

Disassembly:
sub esp, 0x11c
mov eax, dword [0x4b0650]
xor eax, esp
mov dword [esp + 0x118], eax
push ebp
push esi
mov esi, dword [esp + 0x128]
push edi
mov edi, dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
lea eax, [esp + 0x1c]
push eax
push 0x20019
push 0
push str.SystemCurrentControlSetControlNetwork4D36E972_E325_11CE_BFC1_08002BE10318
push reloc.OLEAUT32.dll_SysReAllocString
mov ebp, 3
mov dword [esp + 0x2c], 0x104
mov dword [esp + 0x28], 1
mov dword [esp + 0x30], 0
mov dword [esp + 0x24], 0
mov dword [esp + 0x20], 0
call edi
test eax, eax
jne 0x437c04
push esi
push str._sConnection
lea ecx, [esp + 0x28]
push 0x103
push ecx
call fcn.00437a50
mov ecx, dword [esp + 0x2c]
add esp, 0x10
lea edx, [esp + 0x10]
push edx
push 0x20019
push 0
lea eax, [esp + 0x2c]
push eax
push ecx
call edi
test eax, eax
mov edi, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
jne 0x437bfd
mov esi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
mov eax, 4
lea edx, [esp + 0x18]
push edx
mov edx, dword [esp + 0x14]
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
lea eax, [esp + 0x10]
push eax
lea ecx, [esp + 0x1c]
push ecx
push 0
push str.MediaSubType
push edx
call esi
test eax, eax
jne 0x437bf6
push 0x104
push eax
lea eax, [esp + 0x28]
push eax
mov dword [esp + 0x20], 1
mov dword [esp + 0x24], 0x103
call fcn.00460a00
add esp, 0xc
lea ecx, [esp + 0x18]
push ecx
mov ecx, dword [esp + 0x14]
lea edx, [esp + 0x24]
push edx
lea eax, [esp + 0x1c]
push eax
push 0
push str.PnpInstanceID
push ecx
call esi
test eax, eax
jne 0x437bf6
mov esi, 1
cmp dword [esp + 0xc], esi
jne 0x437be6
push ebp
lea edx, [esp + 0x24]
push 0x49ba54
push edx
call fcn.004641ef
add esp, 0xc
test eax, eax
jne 0x437bc1
xor ebp, ebp
jmp 0x437bf6
cmp dword [esp + 0xc], esi
jne 0x437be6
push 3
lea eax, [esp + 0x24]
push 0x49ba54
push eax
call fcn.004641ef
add esp, 0xc
test eax, eax
je 0x437be6
mov ebp, 2
jmp 0x437bf6
xor ecx, ecx
cmp dword [esp + 0xc], 2
setne cl
lea ecx, [ecx + ecx + 1]
mov ebp, ecx
mov edx, dword [esp + 0x10]
push edx
call edi
mov eax, dword [esp + 0x1c]
push eax
call edi
mov ecx, dword [esp + 0x124]
pop edi
pop esi
mov eax, ebp
pop ebp
xor ecx, esp
call fcn.004604af
add esp, 0x11c
ret
Function at 0x438920
Capabilities:
Create udp socket
Set socket configuration

Disassembly:
sub esp, 0x18
mov eax, dword [0x4b0650]
xor eax, esp
mov dword [esp + 0x14], eax
mov ax, word [esp + 0x20]
mov ecx, dword [esp + 0x1c]
push esi
push 0x11
push 2
push 2
mov word [esp + 0x14], 2
mov word [esp + 0x16], ax
mov dword [esp + 0x18], ecx
call dword [sym.imp.WS2_32.dll_socket]
mov esi, eax
cmp esi, 0xffffffff
mov dword [esp + 4], 0x10000
je 0x438993
push edi
mov edi, dword [sym.imp.WS2_32.dll_setsockopt]
push 4
lea edx, [esp + 0xc]
push edx
push 0x1002
push 0xffff
push esi
call edi
push 4
lea eax, [esp + 0xc]
push eax
push 0x1001
push 0xffff
push esi
call edi
pop edi
cmp byte [esp + 0x28], 0
je 0x4389d7
lea ecx, [esp + 4]
push ecx
push 0x8004667e
push esi
mov dword [esp + 0x10], 1
call dword [sym.imp.WS2_32.dll_ioctlsocket]
cmp eax, 0xffffffff
jne 0x4389d7
cmp esi, 0xffffffff
je 0x4389c4
push esi
call dword [sym.imp.WS2_32.dll_closesocket]
or eax, 0xffffffff
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.004604af
add esp, 0x18
ret
push 0x10
lea edx, [esp + 0xc]
push edx
push esi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x4389b8
mov ecx, dword [esp + 0x18]
mov eax, esi
pop esi
xor ecx, esp
call fcn.004604af
add esp, 0x18
ret

Function at 0x438b90
Capabilities:
Create thread

Disassembly:
push ecx
push esi
mov esi, ecx
mov ecx, dword [esp + 0xc]
lea edx, [esp + 4]
push edx
push 0
lea eax, [esi + 8]
push eax
push 0x438610
push 0
push 0
mov byte [esi + 0x18], 0
mov dword [eax], esi
mov dword [esi + 0xc], ecx
call fcn.00462684
add esp, 0x18
cmp eax, 0xffffffff
mov dword [esi + 4], eax
jne 0x438bcc
mov dword [esi + 4], 0
cmp dword [esi + 4], 0
jne 0x438bdd
mov byte [esi + 0x18], 1
xor al, al
pop esi
pop ecx
ret 4
mov al, 1
pop esi
pop ecx
ret 4
Function at 0x43a690
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x493cfe
mov eax, dword fs:[0]
push eax
sub esp, 0x14
push ebx
push ebp
push esi
push edi
mov eax, dword [0x4b0650]
xor eax, esp
push eax
lea eax, [esp + 0x28]
mov dword fs:[0], eax
mov esi, ecx
mov dword [esp + 0x14], esi
xor ebx, ebx
lea ebp, [esi + 4]
mov dword [esi], ebx
mov dword [ebp + 4], ebx
mov dword [ebp + 8], ebx
mov dword [ebp + 0xc], ebx
lea edi, [esi + 0x14]
mov dword [esp + 0x30], ebx
mov dword [edi + 4], ebx
mov dword [edi + 8], ebx
mov dword [edi + 0xc], ebx
mov eax, dword [esp + 0x14]
push eax
push 0x4b03b8
push 0x4b0380
lea ecx, [esp + 0x24]
mov byte [esp + 0x3c], 1
call fcn.00435f00
lea ecx, [esp + 0x18]
push ecx
mov ecx, edi
mov byte [esp + 0x34], 2
call fcn.0040b700
mov eax, dword [esp + 0x1c]
cmp eax, ebx
mov byte [esp + 0x30], 1
je 0x43a721
push eax
call fcn.004604e8
add esp, 4
push edi
mov ecx, ebp
call fcn.0040b700
mov edx, dword [str.www.tencent.com.]
mov dword [esi + 0x24], edx
mov eax, dword [0x49bb78]
mov dword [esi + 0x28], eax
mov ecx, dword [0x49bb7c]
mov dword [esi + 0x2c], ecx
mov edx, dword [0x49bb80]
mov dword [esi + 0x30], edx
mov eax, dword [esi + 0x24]
mov ecx, dword [esi + 0x28]
mov edx, dword [esi + 0x2c]
mov dword [esi + 0x34], eax
mov eax, dword [esi + 0x30]
mov dword [esi + 0x38], ecx
mov dword [esi + 0x3c], edx
mov dword [esi + 0x40], eax
mov eax, esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x20
ret
Function at 0x43b550
Capabilities:
Access peb ldr_data
Get ntdll base address
Set socket configuration

Disassembly:
push 0xffffffffffffffff
push 0x493de4
mov eax, dword fs:[0]
push eax
push ecx
push ebx
push esi
push edi
mov eax, dword [0x4b0650]
xor eax, esp
push eax
lea eax, [esp + 0x14]
mov dword fs:[0], eax
mov esi, ecx
mov dword [esp + 0x10], esi
mov eax, dword [esp + 0x24]
mov dword [esi + 4], eax
xor eax, eax
mov dword [esi + 8], eax
mov ecx, dword [esp + 0x28]
mov dword [esi], 0x49bb88
mov dword [esi + 0xc], ecx
mov dword [esi + 0x10], eax
mov dword [esi + 0x14], 0x65
mov dword [esi + 0x18], 0x12dd668
mov dword [esi + 0x1c], eax
mov dword [esi + 0x24], 0x34
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], eax
mov dword [esi + 0x40], eax
mov dword [esi + 0x44], eax
mov edx, 1
mov dword [esi + 0x20], edx
mov dword [esi + 0x28], eax
mov dword [esi + 0x2c], eax
mov dword [esi + 0x30], eax
mov dword [esi + 0x34], eax
mov dword [esp + 0x1c], eax
mov dword [esi + 0x4018], eax
mov dword [esi + 0x401c], eax
mov dword [esi + 0x4020], eax
mov dword [esi + 0x4028], eax
mov dword [esi + 0x402c], eax
mov dword [esi + 0x4030], eax
cmp ecx, 0xffffffff
mov eax, 2
mov byte [esp + 0x1c], al
je 0x43b66a
lea ecx, [esp + 0x24]
push ecx
mov dword [esp + 0x28], edx
mov edx, dword [esi + 0xc]
push 0x8004667e
push edx
mov dword [esi + 0x10], eax
call dword [sym.imp.WS2_32.dll_ioctlsocket]
mov edi, dword [esi + 0xc]
cmp edi, 0xffffffff
mov dword [esp + 0x24], 0x10000
je 0x43b65d
mov ebx, dword [sym.imp.WS2_32.dll_setsockopt]
push 4
lea eax, [esp + 0x28]
push eax
push 0x1002
push 0xffff
push edi
call ebx
push 4
lea ecx, [esp + 0x28]
push ecx
push 0x1001
push 0xffff
push edi
call ebx
mov edx, dword [esi + 0xc]
mov ecx, dword [esi + 4]
push esi
push edx
call fcn.0043aba0
mov eax, esi
mov ecx, dword [esp + 0x14]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
add esp, 0x10
ret 8
Function at 0x43b690
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Create tcp socket
Set socket configuration

Disassembly:
sub esp, 0x18
mov eax, dword [0x4b0650]
xor eax, esp
mov dword [esp + 0x14], eax
push esi
push edi
push 6
push 1
push 2
mov esi, ecx
call dword [sym.imp.WS2_32.dll_socket]
mov edi, eax
cmp edi, 0xffffffff
mov dword [esp + 8], 0x10000
je 0x43b6ed
push ebp
mov ebp, dword [sym.imp.WS2_32.dll_setsockopt]
push 4
lea eax, [esp + 0x10]
push eax
push 0x1002
push 0xffff
push edi
call ebp
push 4
lea ecx, [esp + 0x10]
push ecx
push 0x1001
push 0xffff
push edi
call ebp
pop ebp
lea edx, [esp + 8]
push edx
push 0x8004667e
push edi
mov dword [esi + 0xc], edi
mov dword [esp + 0x14], 1
call dword [sym.imp.WS2_32.dll_ioctlsocket]
cmp eax, 0xffffffff
je 0x43b76f
mov eax, dword [esp + 0x24]
mov cx, word [eax + 4]
mov edx, dword [eax]
push 0x10
lea eax, [esp + 0x10]
mov word [esp + 0x12], cx
mov ecx, dword [esi + 0xc]
push eax
push ecx
mov word [esp + 0x18], 2
mov dword [esp + 0x1c], edx
call dword [sym.imp.WS2_32.dll_connect]
mov edx, dword [esi + 0xc]
mov ecx, dword [esi + 4]
push esi
push edx
mov dword [esi + 0x10], 1
call fcn.0043ac20
mov eax, dword [esi + 0xc]
mov ecx, dword [esi + 4]
push esi
push eax
call fcn.0043b270
pop edi
mov al, 1
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.004604af
add esp, 0x18
ret 4
mov eax, dword [esi + 0xc]
cmp eax, 0xffffffff
je 0x43b77e
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov ecx, dword [esp + 0x1c]
pop edi
mov dword [esi + 0xc], 0xffffffff
pop esi
xor ecx, esp
xor al, al
call fcn.004604af
add esp, 0x18
ret 4

Function at 0x43b7a5
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 8
push ebx
push ebp
push esi
mov esi, ecx
cmp dword [esi + 0x10], 2
push edi
jne 0x43b836
mov eax, dword [esi + 0x4018]
test eax, eax
je 0x43b7c7
mov ecx, dword [esi + 0x401c]
sub ecx, eax
jne 0x43b836
mov eax, dword [esi + 0xc]
cmp eax, 0xffffffff
mov ebx, dword [esp + 0x24]
mov ebp, dword [esp + 0x20]
je 0x43b7e6
push 0
push ebx
push ebp
push eax
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
jmp 0x43b7e9
or edi, 0xffffffff
cmp edi, ebx
je 0x43b82a
jge 0x43b836
cmp edi, 0xffffffff
je 0x43b836
lea edx, [esp + 0x10]
push edx
lea ecx, [esi + 0x4014]
call fcn.0044a8e0
mov edx, dword [eax + 4]
mov eax, dword [eax]
lea ecx, [ebx + ebp]
push ecx
add edi, ebp
push edi
push edx
push eax
lea ecx, [esi + 0x4014]
call fcn.00435e70
mov ecx, dword [esi + 0xc]
push esi
push ecx
mov ecx, dword [esi + 4]
call fcn.0043ac20
pop edi
pop esi
pop ebp
mov al, 1
pop ebx
add esp, 8
ret 0xc
pop edi
pop esi
pop ebp
xor al, al
pop ebx
add esp, 8
ret 0xc
Function at 0x43b9c0
Capabilities:
Encode data using base64

Disassembly:
sub esp, 0xc
mov eax, 0x55555556
imul dword [esp + 0x14]
mov ecx, edx
shr ecx, 0x1f
add ecx, edx
lea edx, [ecx*4]
mov eax, 0x6bca1af3
imul edx
push ebx
push ebp
sar edx, 5
push esi
mov ebp, edx
shr ebp, 0x1f
push edi
mov edi, dword [esp + 0x20]
xor ebx, ebx
add ebp, edx
test edi, edi
mov dword [esp + 0x10], ebx
mov dword [esp + 0x18], ecx
lea eax, [ebx + 0x13]
je 0x43bb9d
mov esi, dword [esp + 0x28]
test esi, esi
je 0x43bb9d
cmp dword [esp + 0x2c], ebx
je 0x43bb9d
test ebp, ebp
mov dword [esp + 0x20], ebx
jl 0x43bb06
mov edx, dword [esp + 0x30]
and edx, 2
mov dword [esp + 0x14], edx
cmp dword [esp + 0x20], ebp
jne 0x43ba52
mov edx, ebp
imul edx, edx, 0x4c
lea eax, [ecx*4]
sub eax, edx
cdq
and edx, 3
add eax, edx
sar eax, 2
test eax, eax
jle 0x43bac1
mov edx, eax
movzx ebx, byte [edi + 2]
xor ecx, ecx
mov ch, byte [edi]
add edi, 3
add esi, 4
mov cl, byte [edi - 2]
shl ecx, 8
or ecx, ebx
shl ecx, 8
mov ebx, ecx
shr ebx, 0x1a
movzx ebx, byte [ebx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_C]
mov byte [esi - 4], bl
shl ecx, 6
mov ebx, ecx
shr ebx, 0x1a
movzx ebx, byte [ebx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_C]
shl ecx, 6
mov byte [esi - 3], bl
mov ebx, ecx
shr ebx, 0x1a
movzx ebx, byte [ebx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_C]
shr ecx, 0x14
and ecx, 0x3f
sub edx, 1
mov byte [esi - 2], bl
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_C]
mov byte [esi - 1], cl
jne 0x43ba58
mov ebx, dword [esp + 0x10]
mov ecx, dword [esp + 0x18]
cmp dword [esp + 0x14], 0
lea ebx, [ebx + eax*4]
mov dword [esp + 0x10], ebx
jne 0x43bae2
mov byte [esi], 0xd
add esi, 1
mov byte [esi], 0xa
add esi, 1
add ebx, 2
mov dword [esp + 0x10], ebx
mov edx, dword [esp + 0x20]
add edx, 1
cmp edx, ebp
mov dword [esp + 0x20], edx
jle 0x43ba35
test ebx, ebx
je 0x43bb06
cmp dword [esp + 0x14], 0
jne 0x43bb06
sub esi, 2
sub ebx, 2
lea edx, [ecx + ecx*2]
mov ecx, dword [esp + 0x24]
sub ecx, edx
je 0x43bb8a
lea ebp, [ecx + 1]
test ebp, ebp
je 0x43bb8a
xor eax, eax
test ecx, ecx
jle 0x43bb24
movzx eax, byte [edi]
add edi, 1
shl eax, 8
cmp ecx, 1
jle 0x43bb34
movzx edx, byte [edi]
or eax, edx
add edi, 1
shl eax, 8
cmp ecx, 2
jle 0x43bb41
movzx ecx, byte [edi]
or eax, ecx
shl eax, 8
test ebp, ebp
jle 0x43bb68
mov ecx, ebp
lea ebx, [ebx]
mov edx, eax
shr edx, 0x1a
mov dl, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_C]
mov byte [esi], dl
add esi, 1
shl eax, 6
sub ecx, 1
jne 0x43bb50
add ebx, ebp
test byte [esp + 0x30], 1
jne 0x43bb8a
mov edi, 4
sub edi, ebp
test edi, edi
jle 0x43bb88
push edi
push 0x3d
push esi
call fcn.00460a00
add esp, 0xc
add ebx, edi
mov eax, dword [esp + 0x2c]
pop edi
pop esi
mov dword [eax], ebx
pop ebp
mov eax, 1
pop ebx
add esp, 0xc
ret
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0xc
ret
Function at 0x43c4d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 8
push ebx
push ebp
push esi
mov esi, dword [esp + 0x18]
mov eax, dword [esi + 4]
test eax, eax
push edi
mov ebp, ecx
jne 0x43c4e8
xor edi, edi
jmp 0x43c4ed
mov edi, dword [esi + 8]
sub edi, eax
push 0
lea eax, [edi + 0x4000]
push eax
mov ecx, esi
call fcn.0044bf50
mov ecx, dword [esi + 4]
test ecx, ecx
je 0x43c50d
mov eax, dword [esi + 8]
sub eax, ecx
cmp edi, eax
jb 0x43c512
call fcn.00460956
mov eax, dword [esi + 4]
mov ecx, dword [ebp + 0xc]
add eax, edi
cmp ecx, 0xffffffff
je 0x43c5ac
push 0
push 0x4000
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recv]
mov ebx, eax
test ebx, ebx
jle 0x43c5a5
cmp ebx, 0x4000
je 0x43c5a3
mov eax, dword [esi + 8]
cmp dword [esi + 4], eax
mov dword [esp + 0x20], eax
jbe 0x43c551
call fcn.00460956
mov ebp, dword [esi + 4]
cmp ebp, dword [esi + 8]
jbe 0x43c55e
call fcn.00460956
add edi, ebp
cmp edi, dword [esi + 8]
mov dword [esp + 0x14], ebp
ja 0x43c56e
cmp edi, dword [esi + 4]
jae 0x43c573
call fcn.00460956
mov dword [esp + 0x14], edi
add edi, ebx
cmp edi, dword [esi + 8]
mov ebp, esi
ja 0x43c585
cmp edi, dword [esi + 4]
jae 0x43c58a
call fcn.00460956
mov ecx, dword [esp + 0x20]
push ecx
push esi
push edi
push ebp
lea edx, [esp + 0x20]
push edx
mov ecx, esi
call fcn.0040b630
jmp 0x43c624
test ebx, ebx
je 0x43c600
cmp ebx, 0xffffffff
jne 0x43c624
mov eax, dword [esi + 8]
cmp dword [esi + 4], eax
mov dword [esp + 0x1c], eax
jbe 0x43c5bd
call fcn.00460956
mov ebx, dword [esi + 4]
cmp ebx, dword [esi + 8]
jbe 0x43c5ca
call fcn.00460956
add edi, ebx
cmp edi, dword [esi + 8]
mov dword [esp + 0x14], ebx
ja 0x43c5da
cmp edi, dword [esi + 4]
jae 0x43c5df
call fcn.00460956
mov ecx, dword [esp + 0x1c]
push ecx
push esi
push edi
push esi
lea edx, [esp + 0x20]
push edx
mov ecx, esi
call fcn.0040b630
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
je 0x43c624
cmp dword [ebp + 0x10], 2
jne 0x43c61a
xor eax, eax
cmp byte [esp + 0x20], al
push eax
setne al
mov ecx, ebp
push eax
push 2
call fcn.0043c3b0
mov edx, dword [ebp]
mov eax, dword [edx + 0xc]
mov ecx, ebp
call eax
mov ecx, dword [esi + 4]
test ecx, ecx
jne 0x43c637
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 8
ret 8
mov eax, dword [esi + 8]
pop edi
pop esi
pop ebp
sub eax, ecx
pop ebx
add esp, 8
ret 8
Function at 0x43c650
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 8
push ebx
push ebp
push esi
mov esi, ecx
mov eax, dword [esi + 4]
mov ecx, dword [eax + 0x3c4]
mov edx, dword [eax + 0x3c0]
mov ebp, dword [edx + ecx*4]
add eax, 0x3b4
push edi
mov dword [esp + 0x10], esi
lea edi, [esi + 0x4090]
lea ebx, [ebx]
mov eax, dword [esi + 0x4034]
lea ecx, [esp + 0x14]
push ecx
lea ecx, [esi + 0x4048]
push ecx
push 0
push 0x400b
push edi
push eax
mov dword [esp + 0x2c], 0x10
call dword [sym.imp.WS2_32.dll_recvfrom]
mov ebx, eax
cmp ebx, 0xa
jbe 0x43c754
cmp byte [edi], 0
jne 0x43c754
cmp byte [edi + 1], 0
jne 0x43c754
cmp byte [edi + 2], 0
jne 0x43c754
cmp byte [edi + 3], 1
jne 0x43c754
lea esi, [edi + 0xa]
test esi, esi
lea eax, [ebx - 0xa]
je 0x43c750
cmp eax, 0x34
jbe 0x43c750
mov eax, dword [esi + 0x10]
push eax
call dword [sym.imp.WS2_32.dll_ntohl]
cmp eax, 0x34
jbe 0x43c750
lea ecx, [ebx - 0xa]
cmp eax, ecx
ja 0x43c750
cmp eax, 0x4000
jae 0x43c750
mov eax, dword [esi + 4]
push eax
call dword [sym.imp.WS2_32.dll_ntohl]
cmp eax, 0x12dd668
jne 0x43c750
mov ecx, esi
call fcn.00438880
mov edx, dword [edi + 4]
push 0x4000
mov dword [ebp + 9], edx
mov ax, word [edi + 8]
lea ecx, [ebp + 0xf]
push esi
push ecx
mov word [ebp + 0xd], ax
mov dword [ebp], 3
mov byte [ebp + 8], 0
call fcn.00460d30
mov ecx, dword [esp + 0x1c]
add esp, 0xc
push ebp
call fcn.0043c430
mov esi, dword [esp + 0x10]
cmp ebx, 0x400b
je 0x43c680
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret

Function at 0x43c655
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 8
push ebx
push ebp
push esi
mov esi, ecx
mov eax, dword [esi + 4]
mov ecx, dword [eax + 0x3c4]
mov edx, dword [eax + 0x3c0]
mov ebp, dword [edx + ecx*4]
add eax, 0x3b4
push edi
mov dword [esp + 0x10], esi
lea edi, [esi + 0x4090]
lea ebx, [ebx]
mov eax, dword [esi + 0x4034]
lea ecx, [esp + 0x14]
push ecx
lea ecx, [esi + 0x4048]
push ecx
push 0
push 0x400b
push edi
push eax
mov dword [esp + 0x2c], 0x10
call dword [sym.imp.WS2_32.dll_recvfrom]
mov ebx, eax
cmp ebx, 0xa
jbe 0x43c754
cmp byte [edi], 0
jne 0x43c754
cmp byte [edi + 1], 0
jne 0x43c754
cmp byte [edi + 2], 0
jne 0x43c754
cmp byte [edi + 3], 1
jne 0x43c754
lea esi, [edi + 0xa]
test esi, esi
lea eax, [ebx - 0xa]
je 0x43c750
cmp eax, 0x34
jbe 0x43c750
mov eax, dword [esi + 0x10]
push eax
call dword [sym.imp.WS2_32.dll_ntohl]
cmp eax, 0x34
jbe 0x43c750
lea ecx, [ebx - 0xa]
cmp eax, ecx
ja 0x43c750
cmp eax, 0x4000
jae 0x43c750
mov eax, dword [esi + 4]
push eax
call dword [sym.imp.WS2_32.dll_ntohl]
cmp eax, 0x12dd668
jne 0x43c750
mov ecx, esi
call fcn.00438880
mov edx, dword [edi + 4]
push 0x4000
mov dword [ebp + 9], edx
mov ax, word [edi + 8]
lea ecx, [ebp + 0xf]
push esi
push ecx
mov word [ebp + 0xd], ax
mov dword [ebp], 3
mov byte [ebp + 8], 0
call fcn.00460d30
mov ecx, dword [esp + 0x1c]
add esp, 0xc
push ebp
call fcn.0043c430
mov esi, dword [esp + 0x10]
cmp ebx, 0x400b
je 0x43c680
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret