joyce8/EMBER2024-capa huggingface dataset:
Function at 0x41c0a0
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
mov edx, 0x811c9dc5
push edi
mov edi, dword [ebp + 8]
mov ecx, 0
sub esi, edi
je 0x41c0d1
nop dword [eax]
movzx eax, byte [ecx + edi]
inc ecx
xor eax, edx
imul edx, eax, 0x1000193
cmp ecx, esi
jb 0x41c0c0
pop edi
mov eax, edx
pop esi
pop ebp
ret 8
Function at 0x42aec0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
sub esp, 0x18
mov eax, dword [0x48b034]
xor eax, esp
mov dword [esp + 0x14], eax
push esi
mov esi, dword [esp + 0x20]
test esi, esi
je 0x42af8b
lea eax, [esp + 4]
push eax
push esi
push 2
call fcn.00445fb0
add esp, 0xc
test eax, eax
jne 0x42af8b
lea eax, [esp + 8]
push eax
push esi
push 0x17
call fcn.00445fb0
add esp, 0xc
test eax, eax
jne 0x42af8b
push ebx
push edi
mov edi, esi
xor ebx, ebx
lea ecx, [edi + 1]
mov al, byte [edi]
inc edi
test al, al
jne 0x42af14
sub edi, ecx
push edi
push 0x2e
push esi
call fcn.00445f80
add esp, 0xc
test eax, eax
je 0x42af48
sub eax, esi
push eax
push 0x2e
push esi
call fcn.00445f80
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x42af4a
inc ebx
mov ecx, esi
sub ecx, ebx
add edi, ecx
test ebx, ebx
cmovne esi, ebx
mov ebx, 0x1505
add edi, esi
cmp esi, edi
jae 0x42af76
mov al, byte [esi]
push eax
call fcn.00437d60
movsx ecx, al
inc esi
mov eax, ebx
add esp, 4
shl eax, 5
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp esi, edi
jb 0x42af58
pop edi
movzx eax, bl
pop ebx
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.0046bb5b
add esp, 0x18
ret
mov ecx, dword [esp + 0x18]
xor eax, eax
pop esi
xor ecx, esp
call fcn.0046bb5b
add esp, 0x18
ret
Function at 0x434d40
Capabilities:
Write file on windows

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
cmp dword [edi + 0x608], 0
je 0x434d84
push 1
push edi
call fcn.00426bb0
push dword [edi + 0x59c]
mov eax, dword [edi + 0x608]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push edi
call eax
push 0
push edi
mov esi, eax
call fcn.00426bb0
add esp, 0x24
mov eax, esi
pop edi
pop esi
ret
mov edx, dword [esp + 0x10]
mov ecx, edx
sub ecx, 0
je 0x434d99
sub ecx, 1
je 0x434d99
sub ecx, 1
jne 0x434dca
push dword [edi + 0x598]
mov esi, dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
lea eax, [edx*2 + 0x470c58]
push 1
add eax, edx
push 2
push eax
call esi
push dword [edi + 0x598]
push 1
push dword [esp + 0x30]
push dword [esp + 0x30]
call esi
add esp, 0x20
pop edi
xor eax, eax
pop esi
ret

Function at 0x4354d0
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
sub esp, 0x10c
mov eax, dword [0x48b034]
xor eax, esp
mov dword [esp + 0x108], eax
mov eax, dword [esp + 0x118]
mov edx, dword [esp + 0x114]
push ebx
mov ebx, dword [esp + 0x114]
mov dword [esp + 8], eax
xor eax, eax
push ebp
mov ebp, dword [esp + 0x128]
mov ecx, dword [ebx + 0x424]
cmp edx, ecx
push esi
sete al
mov esi, 0x448
push edi
lea eax, [eax*4 + 0x420]
mov eax, dword [eax + ebx]
mov dword [esp + 0x10], eax
mov eax, 0x458
cmove esi, eax
mov eax, dword [ebx + 0x548]
add esi, ebx
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x4355da
xor eax, eax
cmp edx, ecx
sete al
lea eax, [eax*4 + 0x438]
cmp dword [eax + ebx], 0x435090
jne 0x4355da
cmp dword [esi], 0
je 0x435568
test edi, edi
je 0x4355da
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [esp + 0x20]
call fcn.004432b0
add esp, 0x14
cmp eax, 0xffffffff
je 0x4355da
test al, 1
je 0x4355da
mov ecx, dword [esi]
test ecx, ecx
jne 0x4355c0
mov eax, dword [ebx]
mov eax, dword [eax + 0x90c]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [section..data]
mov edi, dword [esi + 4]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test ecx, ecx
jne 0x4355c0
mov dword [esi + 4], eax
jmp 0x4355da
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x4355da
add dword [esi + 8], eax
push 0
push dword [esp + 0x130]
push dword [esp + 0x1c]
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
cmp edi, 0xffffffff
jne 0x435643
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x435614
mov dword [ebp], 0
lea eax, [edi + 0x52]
jmp 0x435648
push 0x100
lea eax, [esp + 0x1c]
push eax
push esi
call fcn.0045dc40
push eax
push str.Send_failure:__s
push dword [ebx]
call fcn.00434dd0
mov eax, dword [ebx]
add esp, 0x18
mov dword [eax + 0xd44], esi
mov eax, 0x37
jmp 0x435645
xor eax, eax
mov dword [ebp], edi
mov ecx, dword [esp + 0x118]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0046bb5b
add esp, 0x10c
ret
Function at 0x435a80
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 4]
cmp byte [eax + 0x474], 0
je 0x435a9d
push eax
call fcn.0042f2d0
add esp, 4
test eax, eax
jne 0x435abc
xor al, al
ret
mov eax, dword [eax + 0x420]
cmp eax, 0xffffffff
je 0x435a9a
push 2
push 1
lea ecx, [esp + 0xc]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x435a9a
mov al, 1
ret
Function at 0x437840
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x43785a
pop edi
pop ebx
pop ecx
ret
push ebp
push esi
push str.LoadLibraryExA
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [esp + 0x18]
mov ebp, eax
push 0x4710d8
push esi
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_strpbrk]
add esp, 8
test eax, eax
je 0x4378a3
test ebp, ebp
je 0x437894
push 8
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
test ebp, ebp
je 0x4378c9
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4378c9
push 0x800
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov edx, eax
mov dword [esp + 0x10], edx
test edx, edx
je 0x43797f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4378e6
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [section..data]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x437975
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x437975
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x437918
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x437930
sub ecx, edx
sub ecx, esi
add ecx, ebx
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x437940
test ebp, ebp
je 0x43796c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x48b004]
add esp, 4
mov eax, edi
pop esi
pop ebp
pop edi
pop ebx
pop ecx
ret
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x48b004]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x43b960
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x43b974
mov eax, dword [eax]
mov eax, dword [eax + 0x78]
mov al, byte [eax + 0xe7]
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x43b988
xor al, al
ret
push eax
push 0
call fcn.004359b0
add esp, 8
mov al, 1
ret
Function at 0x4417d0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get local ipv4 addresses
Get socket information
Receive data
Receive data on socket
Send data
Send data on socket
Set socket configuration
Start tcp server

Disassembly:
sub esp, 0x34
mov eax, dword [0x48b034]
xor eax, esp
mov dword [esp + 0x30], eax
push ebx
mov ebx, dword [esp + 0x48]
push esi
mov esi, dword [sym.imp.WS2_32.dll_socket]
push edi
push 6
push 1
push 2
mov dword [esp + 0x1c], 0x10
mov dword [esp + 0x18], 1
call esi
mov edi, eax
cmp edi, 0xffffffff
je 0x4419b6
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [esp + 0x20], xmm0
mov word [esp + 0x18], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [esp + 0x18], eax
xor eax, eax
push 4
mov word [esp + 0x1a], ax
lea eax, [esp + 0x10]
push eax
push 4
push 0xffff
push edi
mov dword [ebx + 4], 0xffffffff
mov dword [ebx], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x4419a4
push 0x10
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x4419a4
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x4419a4
push 1
push edi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x4419a4
push 0
push 1
push 2
call esi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x4419a4
push 0x10
lea ecx, [esp + 0x18]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x4419a4
push 0
push 0
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x4419a4
push ebx
push 0x47295c
lea eax, [esp + 0x2c]
push 0xc
push eax
call fcn.00444aa0
lea esi, [esp + 0x34]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x441902
push 0
sub esi, ecx
lea eax, [esp + 0x28]
push esi
push eax
push dword [ebx]
call dword [sym.imp.WS2_32.dll_send]
cmp eax, esi
jne 0x4419a4
push 0
push 0xc
lea eax, [esp + 0x38]
push eax
push dword [ebx + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, esi
jne 0x4419a4
lea ecx, [esp + 0x24]
lea edx, [esp + 0x30]
sub esi, 4
jb 0x441957
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x44195c
add ecx, 4
add edx, 4
sub esi, 4
jae 0x441946
cmp esi, 0xfffffffc
je 0x441989
mov al, byte [ecx]
cmp al, byte [edx]
jne 0x4419a4
cmp esi, 0xfffffffd
je 0x441989
mov al, byte [ecx + 1]
cmp al, byte [edx + 1]
jne 0x4419a4
cmp esi, 0xfffffffe
je 0x441989
mov al, byte [ecx + 2]
cmp al, byte [edx + 2]
jne 0x4419a4
cmp esi, 0xffffffff
je 0x441989
mov al, byte [ecx + 3]
cmp al, byte [edx + 3]
jne 0x4419a4
push edi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.0046bb5b
add esp, 0x34
ret
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
push edi
call esi
push dword [ebx]
call esi
push dword [ebx + 4]
call esi
mov ecx, dword [esp + 0x3c]
or eax, 0xffffffff
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0046bb5b
add esp, 0x34
ret
Function at 0x446d00
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
push esi
xor esi, esi
mov dword [esp + 4], esi
mov dword [eax], esi
lea eax, [esp + 8]
push eax
push dword [esp + 0x20]
push dword [esp + 0x20]
push dword [esp + 0x20]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 0xc], eax
test eax, eax
jne 0x446eb2
push ebx
mov ebx, dword [esp + 0xc]
push edi
test ebx, ebx
je 0x446e9c
push ebp
mov eax, dword [ebx + 4]
cmp eax, 2
jne 0x446d4f
lea ebp, [eax + 0xe]
jmp 0x446d5b
cmp eax, 0x17
jne 0x446e09
lea ebp, [eax + 5]
cmp dword [ebx + 0x18], 0
je 0x446e09
mov eax, dword [ebx + 0x10]
test eax, eax
je 0x446e09
cmp eax, ebp
jb 0x446e09
push 0x20
call dword [section..data]
mov edi, eax
add esp, 4
test edi, edi
je 0x446e91
mov ecx, dword [ebx]
mov dword [edi], ecx
mov ecx, dword [ebx + 4]
mov dword [edi + 4], ecx
mov ecx, dword [ebx + 8]
mov dword [edi + 8], ecx
mov eax, dword [ebx + 0xc]
push ebp
mov dword [edi + 0xc], eax
mov dword [edi + 0x10], ebp
mov dword [edi + 0x18], 0
mov dword [edi + 0x14], 0
mov dword [edi + 0x1c], 0
call dword [section..data]
add esp, 4
mov dword [edi + 0x18], eax
test eax, eax
je 0x446e80
push ebp
push dword [ebx + 0x18]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebx + 0x14]
add esp, 0xc
test eax, eax
je 0x446df5
push eax
call dword [0x48b00c]
add esp, 4
mov dword [edi + 0x14], eax
test eax, eax
je 0x446e66
mov eax, dword [esp + 0x10]
test esi, esi
cmove esi, edi
test eax, eax
je 0x446e05
mov dword [eax + 0x1c], edi
mov dword [esp + 0x10], edi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x446d42
mov ebx, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop ebp
test eax, eax
je 0x446e28
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test ebx, ebx
je 0x446e98
test esi, esi
je 0x446e55
push dword [esi + 0x18]
call dword [0x48b004]
push dword [esi + 0x14]
call dword [0x48b004]
mov edi, dword [esi + 0x1c]
push esi
call dword [0x48b004]
add esp, 0xc
mov esi, edi
test edi, edi
jne 0x446e30
mov eax, dword [esp + 0x28]
xor esi, esi
pop edi
mov dword [eax], esi
mov eax, ebx
pop ebx
pop esi
add esp, 0xc
ret
push dword [edi + 0x18]
mov ebx, 8
call dword [0x48b004]
push edi
call dword [0x48b004]
add esp, 8
jmp 0x446e18
push edi
mov ebx, 8
call dword [0x48b004]
add esp, 4
jmp 0x446e18
mov ebx, 8
jmp 0x446e18
test esi, esi
jne 0x446ea8
mov ebx, 0x2af9
push ebx
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
pop edi
mov dword [eax], esi
mov eax, ebx
pop ebx
pop esi
add esp, 0xc
ret

Function at 0x447310
Capabilities:
Create thread

Disassembly:
push 0
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push 0
push 0
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__beginthreadex]
add esp, 0x18
test eax, eax
je 0x447332
cmp eax, 0xffffffff
jne 0x447334
xor eax, eax
ret
Function at 0x44ab20
Capabilities:
Query environment variable

Disassembly:
push ebx
push ebp
xor ebp, ebp
push esi
push edi
lea esi, [ebp + 1]
push esi
push ebp
call dword [0x48b008]
mov edi, eax
add esp, 8
test edi, edi
je 0x44ab77
nop word [eax + eax]
push esi
push edi
push dword [esp + 0x1c]
mov ebp, edi
mov ebx, esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov esi, eax
test esi, esi
je 0x44ab8f
cmp esi, ebx
je 0x44ab8f
cmp esi, 0x8000
ja 0x44ab8f
cmp esi, ebx
jb 0x44ab88
push esi
push edi
call dword [0x48b008]
mov edi, eax
add esp, 8
test edi, edi
jne 0x44ab40
push ebp
call dword [0x48b004]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret
push edi
call dword [0x48b004]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x4505d0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x88
mov eax, dword [0x48b034]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x9c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
mov dword [esp + 0x14], 0x80
push eax
mov ebp, dword [edi + 0x424]
or esi, 0xffffffff
mov ebx, dword [edi]
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x450632
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_accept]
mov esi, eax
push ebp
push edi
call fcn.004359b0
add esp, 8
cmp esi, 0xffffffff
jne 0x450656
push str.Error_accept__ing_server_connect
push ebx
call fcn.00434dd0
add esp, 8
mov eax, 0x1e
jmp 0x4506c5
push str.Connection_accepted_from_server_n
push ebx
call fcn.00434eb0
push 1
push esi
mov byte [edi + 0x514], 0
mov dword [edi + 0x424], esi
call fcn.004419d0
add esp, 0x10
mov byte [edi + 0x7f0], 1
cmp dword [ebx + 0x610], 0
je 0x4506c3
push 1
push ebx
call fcn.00426bb0
mov eax, dword [ebx + 0x610]
push 1
push esi
push dword [ebx + 0x614]
call eax
push 0
push ebx
mov esi, eax
call fcn.00426bb0
add esp, 0x1c
test esi, esi
je 0x4506c3
push edi
call fcn.00450b60
add esp, 4
mov eax, 0x2a
jmp 0x4506c5
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0046bb5b
add esp, 0x88
ret
Function at 0x457ad0
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0xc]
push esi
mov esi, dword [esp + 0xc]
push edi
push 0
mov byte [esp + 0x16], al
lea eax, [esp + 0x14]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x420]
mov byte [esp + 0x20], 0xff
mov byte [esp + 0x21], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x457b1c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00434dd0
add esp, 0xc
push dword [esp + 0x18]
push ebx
push str.SENT
push dword [esi]
call fcn.004576e0
add esp, 0x10
pop edi
pop esi
pop ebx
ret

Function at 0x457c60
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
mov eax, dword [esp + 8]
push ebx
mov eax, dword [eax]
mov dword [esp + 4], eax
mov ebx, dword [eax + 0x14c]
jne 0x457dae
push ebp
push edi
lea ebp, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], ebp
cmp ebp, edi
jae 0x457cae
lea eax, [ebp + 1]
mov byte [ebp], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x457cae
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x457cae
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [esp + 0x1c], eax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov edx, dword [esp + 0x1c]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x457d19
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x457d19
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x457d19
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x457d19
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x457d19
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x457d19
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov esi, dword [esp + 0x10]
mov dword [ebx + 0x1eb4], eax
sub eax, ebp
sub eax, 2
mov dword [edi], ebp
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push esi
call fcn.004577e0
mov edi, dword [esp + 0x28]
add esp, 0x10
push 0
push 3
push ebp
push dword [edi + 0x420]
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x457d6d
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00434dd0
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push edi
call fcn.00457b40
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [edi + 0x420]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x457dab
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00434dd0
add esp, 0xc
pop esi
pop edi
pop ebp
pop ebx
pop ecx
ret
Function at 0x46b980
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0xc]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [section..data]
mov edi, eax
add esp, 4
test edi, edi
jne 0x46b9a7
pop edi
pop esi
pop ecx
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [esp + 0x1c]
mov dword [edi + 8], eax
push ebp
cmp ebx, dword [esi + 0x10]
jbe 0x46b9f2
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [esp + 0x24]
push dword [edi + 4]
call eax
mov ebp, dword [edi + 8]
push dword [edi + 4]
add ebp, dword [esi + 0xc]
mov eax, dword [esi + 8]
push ebp
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov ecx, dword [edi + 4]
mov dword [esp + 0x20], ebx
jmp 0x46b9f6
mov ebp, dword [esp + 0x1c]
mov eax, dword [esi]
push ecx
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [esp + 0x28]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x46ba56
mov dword [esp + 0x10], eax
mov ebx, eax
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x18], al
lea eax, [esp + 0x18]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x24], al
lea eax, [esp + 0x24]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub ebx, 1
jne 0x46ba15
mov ebx, dword [esp + 0x10]
cmp ebx, dword [esi + 0x10]
jae 0x46ba87
nop dword [eax + eax]
mov eax, dword [esi + 4]
push 1
push 0x47b14f
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x47b150
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x46ba60
pop ebp
pop ebx
mov eax, edi
pop edi
pop esi
pop ecx
ret
Function at 0x1000c290
Capabilities:
Query environment variable

Disassembly:
sub esp, 4
push ebx
push esi
push edi
xor ebx, ebx
push ebp
xor edi, edi
mov esi, dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
cmp dword [0x100a0b4c], ebx
jne 0x1000c2df
call esi
cmp eax, ebx
mov edi, eax
je 0x1000c2bd
mov dword [0x100a0b4c], 1
jmp 0x1000c2df
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStrings]
mov ebx, eax
test ebx, ebx
je 0x1000c2d5
mov dword [0x100a0b4c], 2
jmp 0x1000c2df
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
cmp dword [0x100a0b4c], 1
jne 0x1000c38e
test edi, edi
jne 0x1000c302
call esi
mov edi, eax
test edi, edi
jne 0x1000c302
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
cmp word [edi], 0
mov esi, edi
je 0x1000c31c
add esi, 2
cmp word [esi], 0
jne 0x1000c30a
add esi, 2
cmp word [esi], 0
jne 0x1000c30a
sub esi, edi
push 0
sar esi, 1
push 0
inc esi
push 0
push 0
push esi
push edi
push 0
push 0
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov ebp, eax
test ebp, ebp
je 0x1000c37d
push ebp
call fcn.1000d100
add esp, 4
mov ebx, eax
test ebx, ebx
je 0x1000c37d
push 0
push 0
push ebp
push ebx
push esi
push edi
push 0
push 0
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
test eax, eax
jne 0x1000c36c
push ebx
call fcn.100abc41
add esp, 4
xor ebx, ebx
push edi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
push edi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
cmp dword [0x100a0b4c], 2
jne 0x1000c412
test ebx, ebx
jne 0x1000c3b1
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStrings]
mov ebx, eax
test ebx, ebx
jne 0x1000c3b1
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
mov ebp, ebx
cmp byte [ebx], 0
je 0x1000c3c6
inc ebp
cmp byte [ebp], 0
jne 0x1000c3b8
inc ebp
cmp byte [ebp], 0
jne 0x1000c3b8
sub ebp, ebx
inc ebp
push ebp
call fcn.1000d100
mov dword [esp + 0x14], eax
add esp, 4
test eax, eax
jne 0x1000c3eb
push ebx
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsA]
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
mov edi, dword [esp + 0x10]
mov esi, ebx
mov ecx, ebp
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebp
push ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsA]
mov eax, dword [esp + 0x10]
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret