joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4413c0
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4a1ed8
mov eax, dword fs:[0]
push eax
sub esp, 0x18
mov eax, dword [0x4be014]
xor eax, ebp
mov dword [ebp - 0x14], eax
push esi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov edx, dword [esi]
test edx, edx
setne al
test al, al
je 0x44144c
cmp byte [edx + 0x15], 0
jne 0x44144c
xorps xmm0, xmm0
push ecx
lea ecx, [ebp - 0x1c]
movq qword [ebp - 0x1c], xmm0
call fcn.00440e30
push esi
mov dword [ebp - 4], 0
call fcn.00441cb0
mov eax, dword [0x7c136c]
mov esi, dword [eax + 4]
lea eax, [ebp - 0x20]
push eax
push 0
add esi, 8
push esi
push 0x440fb0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov ecx, dword [esi]
mov dword [ecx + 8], eax
lea ecx, [ebp - 0x1c]
call fcn.00440ed0
mov eax, esi
jmp 0x44144e
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.004429bd
mov esp, ebp
pop ebp
ret 4
Function at 0x44d840
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x44d8ef
push esi
call fcn.00461780
add esp, 4
test al, al
jne 0x44d8ef
push ebx
push edi
mov edi, esi
xor ebx, ebx
lea ecx, [edi + 1]
mov al, byte [edi]
inc edi
test al, al
jne 0x44d867
sub edi, ecx
push edi
push 0x2e
push esi
call fcn.00470ae0
add esp, 0xc
test eax, eax
je 0x44d89b
sub eax, esi
push eax
push 0x2e
push esi
call fcn.00470ae0
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x44d89d
inc ebx
mov ecx, esi
sub ecx, ebx
add edi, ecx
test ebx, ebx
cmovne esi, ebx
lea ebx, [esi + edi]
mov edi, 0x1505
cmp esi, ebx
jae 0x44d8ce
nop dword [eax]
mov al, byte [esi]
push eax
call fcn.004628c0
movsx ecx, al
inc esi
mov eax, edi
add esp, 4
shl eax, 5
add eax, edi
xor ecx, eax
mov edi, ecx
cmp esi, ebx
jb 0x44d8b0
mov eax, 0x4104105
mov esi, edi
mul edi
sub esi, edx
shr esi, 1
add esi, edx
shr esi, 5
mov ecx, esi
shl ecx, 6
sub ecx, esi
sub edi, ecx
mov eax, edi
pop edi
pop ebx
pop esi
ret
xor eax, eax
pop esi
ret
Function at 0x45b7f0
Capabilities:
Write file on windows

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp byte [edi + 0x696], 0
je 0x45b88f
cmp dword [edi + 0x194], 0
je 0x45b847
push edi
call fcn.004484d0
push 1
push edi
mov byte [esp + 0x14], al
call fcn.00448cf0
push dword [edi + 0x144]
mov eax, dword [edi + 0x194]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push edi
call eax
push dword [esp + 0x28]
push edi
call fcn.00448cf0
add esp, 0x28
pop edi
ret
mov ecx, dword [esp + 0xc]
mov eax, ecx
sub eax, 0
je 0x45b85c
sub eax, 1
je 0x45b85c
sub eax, 1
jne 0x45b88f
push dword [edi + 0x140]
lea eax, [ecx*2 + 0x4a776c]
push 1
add eax, ecx
push 2
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
push dword [edi + 0x140]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x20
pop edi
ret

Function at 0x45f060
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 0x45f07a
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 0x4a8134
push esi
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_strpbrk]
add esp, 8
test eax, eax
je 0x45f0c3
test ebp, ebp
je 0x45f0b4
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 0x45f0e9
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x45f0e9
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 0x45f19f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x45f106
sub ecx, ebx
lea eax, [ecx + 1]
add eax, edx
push eax
call dword [0x4be020]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x45f195
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x45f195
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x45f138
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 0x45f150
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 0x45f160
test ebp, ebp
je 0x45f18c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x4be024]
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 [0x4be024]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x461920
Capabilities:
Create udp socket

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x46195e
mov eax, dword [esi + 0x7c]
cmp byte [eax + 0x144], 0
jne 0x46194f
push 0
call fcn.00461920
add esp, 4
test al, al
mov eax, dword [esi + 0x7c]
setne cl
inc cl
mov byte [eax + 0x144], cl
mov eax, dword [esi + 0x7c]
pop esi
cmp byte [eax + 0x144], 2
sete al
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x461973
xor al, al
pop esi
ret
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov al, 1
pop esi
ret

Function at 0x4626b0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x6c
mov eax, dword [0x4be014]
xor eax, esp
mov dword [esp + 0x68], eax
mov eax, dword [esp + 0x70]
push ebp
mov ebp, dword [esp + 0x78]
push edi
xor edi, edi
mov dword [esp + 8], eax
cmp byte [eax + 0x696], 0
je 0x462892
cmp byte [ebp + 0x18], 0
push ebx
lea ebx, [ebp + 0x18]
je 0x462891
lea eax, [esp + 0x30]
push eax
push ebx
push 2
call fcn.004777e0
add esp, 0xc
test eax, eax
jg 0x462891
lea eax, [esp + 0x34]
push eax
push ebx
push 0x17
call fcn.004777e0
add esp, 0xc
test eax, eax
jg 0x462891
cmp byte [ebx], 0
mov eax, str._none_
push esi
push dword [ebp + 0x14]
mov esi, dword [ebp]
cmovne eax, ebx
mov ebp, dword [esp + 0x14]
push eax
push str.Host__s:_d_was_resolved.
push ebp
call fcn.0045b970
lea eax, [esp + 0x24]
push 0x400
push eax
call fcn.0044de80
lea eax, [esp + 0x3c]
push 0x400
push eax
call fcn.0044de80
add esp, 0x20
test esi, esi
je 0x462804
lea edx, [edi + 0x10]
mov ecx, dword [esi + 4]
cmp ecx, 0x17
je 0x462778
cmp ecx, 2
jne 0x4627f9
xor eax, eax
mov byte [esp + 0x48], 0
cmp ecx, 2
lea ebx, [esp + 0x14]
cmovne eax, edx
add ebx, eax
sub ecx, 2
je 0x4627a7
sub ecx, 0x15
jne 0x4627bf
push 0x2e
lea eax, [esp + 0x4c]
push eax
mov eax, dword [esi + 0x18]
add eax, 8
push eax
push 0x17
jmp 0x4627b7
push 0x2e
lea eax, [esp + 0x4c]
push eax
mov eax, dword [esi + 0x18]
add eax, 4
push eax
push 2
call fcn.00491220
add esp, 0x10
push ebx
call fcn.0044dea0
add esp, 4
test eax, eax
je 0x4627de
push 2
push 0x4a77ac
push ebx
call fcn.0044de40
add esp, 0xc
mov edi, eax
test edi, edi
jne 0x462824
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.0044dde0
mov edi, eax
add esp, 8
test edi, edi
jne 0x462824
lea edx, [eax + 0x10]
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x462767
lea eax, [esp + 0x24]
push eax
call fcn.0044dea0
add esp, 4
test eax, eax
je 0x462834
lea eax, [esp + 0x24]
push eax
call fcn.0044df50
add esp, 4
jmp 0x462839
push str.too_many_IP__cannot_show
push ebp
call fcn.0045b970
add esp, 8
jmp 0x462879
mov eax, str._none_
push eax
push str.IPv6:__s
push ebp
call fcn.0045b970
lea eax, [esp + 0x20]
push eax
call fcn.0044dea0
add esp, 0x10
test eax, eax
je 0x462865
lea eax, [esp + 0x14]
push eax
call fcn.0044df50
add esp, 4
jmp 0x46286a
mov eax, str._none_
push eax
push str.IPv4:__s
push ebp
call fcn.0045b970
add esp, 0xc
lea eax, [esp + 0x14]
push eax
call fcn.0044de50
lea eax, [esp + 0x28]
push eax
call fcn.0044de50
add esp, 8
pop esi
pop ebx
mov ecx, dword [esp + 0x70]
pop edi
pop ebp
xor ecx, esp
call fcn.004429bd
add esp, 0x6c
ret
Function at 0x464a40
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x188
mov eax, dword [0x4be014]
xor eax, esp
mov dword [esp + 0x184], eax
mov eax, dword [esp + 0x18c]
push ebx
mov ebx, dword [esp + 0x194]
push esi
mov esi, dword [eax + 8]
push edi
mov edi, dword [esi + 0x98]
cmp edi, 0xffffffff
je 0x464b78
mov eax, dword [ebx + 0x18]
mov eax, dword [eax + 0x2ac]
test dword [eax + 0x48], 0x800
jne 0x464b78
push 0x80
lea eax, [esp + 0x14]
mov dword [esp + 0x10], 0x80
push 0
push eax
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
lea eax, [esp + 0xc]
push eax
lea eax, [esp + 0x14]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x464b06
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0x90]
push 0x100
push eax
push esi
call fcn.00447630
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.0045b8a0
add esp, 0x1c
mov eax, 2
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x184]
xor ecx, esp
call fcn.004429bd
add esp, 0x188
ret
lea eax, [esi + 0xfc]
push eax
lea eax, [esi + 0xca]
push eax
push dword [esp + 0x14]
lea eax, [esp + 0x1c]
push eax
call fcn.0045dcc0
add esp, 0x10
test al, al
jne 0x464b78
mov esi, dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__errno]
call esi
mov edi, dword [eax]
call esi
mov esi, eax
lea eax, [esp + 0x90]
push 0x100
push eax
push edi
call fcn.00447630
push eax
push dword [esi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.0045b8a0
add esp, 0x1c
mov eax, 2
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x184]
xor ecx, esp
call fcn.004429bd
add esp, 0x188
ret
mov ecx, dword [esp + 0x190]
xor eax, eax
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.004429bd
add esp, 0x188
ret
Function at 0x471240
Capabilities:
Move file

Disassembly:
sub esp, 0x20
push ebx
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
call fcn.0044dba0
push dword [esp + 0x38]
mov esi, dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll__strdup]
movups xmm0, xmmword [eax]
movups xmmword [esp + 0x18], xmm0
call esi
push dword [esp + 0x40]
mov edi, eax
call esi
mov ebp, dword [sym.imp.KERNEL32.dll_MoveFileExA]
add esp, 0xc
mov esi, eax
push 1
push esi
push edi
call ebp
test eax, eax
jne 0x4712d5
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
nop dword [eax + eax]
lea eax, [esp + 0x20]
push eax
call fcn.0044dba0
movups xmm0, xmmword [esp + 0x14]
sub esp, 0xc
mov ecx, esp
sub esp, 0x10
movups xmmword [ecx], xmm0
mov ecx, esp
movups xmm0, xmmword [eax]
movups xmmword [ecx], xmm0
call fcn.0044dc50
add esp, 0x20
test edx, edx
ja 0x4712f9
jb 0x4712c7
cmp eax, 0x3e8
ja 0x4712f9
push 1
call ebx
push 1
push esi
push edi
call ebp
test eax, eax
je 0x471290
mov ebx, dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
test edi, edi
je 0x4712e5
push edi
call ebx
add esp, 4
test esi, esi
je 0x4712ef
push esi
call ebx
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x20
ret
mov ebx, dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
test edi, edi
je 0x471309
push edi
call ebx
add esp, 4
test esi, esi
je 0x471313
push esi
call ebx
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x20
ret
Function at 0x471db0
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]
mov ecx, eax
add esp, 0x18
xor eax, eax
test ecx, ecx
je 0x471dd7
cmp ecx, 0xffffffff
cmovne eax, ecx
ret

Function at 0x473840
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x1c]
mov ecx, 0x2b
test edi, edi
je 0x4738eb
mov ebp, dword [esp + 0x14]
mov esi, dword [esp + 0x18]
nop dword [eax]
mov ebx, 4
lea eax, [esp + 0x1c]
push 4
push eax
cmp edi, ebx
push ebp
cmovb ebx, edi
call fcn.00454cf0
add esp, 0xc
cmp eax, 4
jne 0x4738a6
cmp byte [0x4c0278], 0
jne 0x4738b2
push 2
push eax
lea eax, [esp + 0x24]
mov dword [esp + 0x24], 0
push eax
push 0
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb eax, eax
and eax, 2
mov ecx, eax
test eax, eax
jne 0x4738ed
mov eax, dword [esp + 0x1c]
jmp 0x4738cf
imul eax, dword [0x4c0274], 0x41c64e6d
add eax, 0x3039
mov dword [0x4c0274], eax
rol eax, 0x10
xor ecx, ecx
mov dword [esp + 0x1c], eax
test ebx, ebx
je 0x4738e3
mov byte [esi], al
dec edi
inc esi
shr eax, 8
sub ebx, 1
jne 0x4738d3
mov dword [esp + 0x1c], eax
test edi, edi
jne 0x473860
mov eax, ecx
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x473900
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebx
mov ebx, dword [esp + 0x10]
push ebp
push esi
push edi
mov edi, dword [esp + 0x18]
sub ebx, 1
je 0x473978
mov esi, dword [esp + 0x14]
mov ebp, 0x3e
nop word [eax + eax]
push 4
lea eax, [esp + 0x20]
push eax
push esi
call fcn.00454cf0
add esp, 0xc
cmp eax, 4
jne 0x473959
cmp byte [0x4c0278], 0
jne 0x473982
push 2
push eax
lea eax, [esp + 0x24]
mov dword [esp + 0x24], 0
push eax
push 0
call sub.bcrypt.dll_BCryptGenRandom
test eax, eax
jne 0x47399f
test eax, eax
jne 0x47397d
mov eax, dword [esp + 0x1c]
cmp eax, 0xfffffffc
jae 0x473920
xor edx, edx
div ebp
mov al, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789]
mov byte [edi], al
inc edi
sub ebx, 1
jne 0x473920
mov byte [edi], 0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret
imul eax, dword [0x4c0274], 0x41c64e6d
add eax, 0x3039
mov dword [0x4c0274], eax
rol eax, 0x10
mov dword [esp + 0x1c], eax
jmp 0x473961
pop edi
pop esi
pop ebp
mov eax, 2
pop ebx
ret

Function at 0x4739b0
Capabilities:
Generate random numbers via winapi

Disassembly:
push dword [esp + 8]
push 0
push dword [esp + 0xc]
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
push 2
push dword [esp + 0xc]
push dword [esp + 0xc]
push 0
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb eax, eax
and eax, 2
ret
Function at 0x4773b0
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 [0x4be028]
mov edi, eax
add esp, 8
test edi, edi
je 0x477407
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 0x47741f
cmp esi, ebx
je 0x47741f
cmp esi, 0x8000
ja 0x47741f
cmp esi, ebx
jb 0x477418
push esi
push edi
call dword [0x4be028]
mov edi, eax
add esp, 8
test edi, edi
jne 0x4773d0
push ebp
call dword [0x4be024]
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 [0x4be024]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x478c00
Capabilities:
Send data
Send data on socket

Disassembly:
mov ecx, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0xc]
push esi
mov esi, dword [esp + 0xc]
push 0
mov byte [esp + 0x12], cl
lea ecx, [esp + 0x10]
push 3
mov eax, dword [esi + 0x18]
push ecx
mov byte [esp + 0x18], 0xff
mov byte [esp + 0x19], bl
push dword [eax + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x478c4c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.0045b8a0
add esp, 0xc
push dword [esp + 0x14]
push ebx
push str.SENT
push esi
call fcn.00478820
add esp, 0x10
pop esi
pop ebx
ret
Function at 0x478db0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
push ebx
mov ebx, dword [esp + 0xc]
push ebp
mov eax, dword [ebx + 0x18]
mov ebp, dword [ebx + 0x120]
mov dword [esp + 8], eax
jne 0x478f03
push esi
lea ecx, [ebp + 0x1cc4]
push edi
lea edi, [ebp + 0x1ec4]
mov eax, ecx
mov dword [edi], ecx
cmp ecx, edi
jae 0x478ded
lea eax, [ecx + 1]
mov byte [ecx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x478e01
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x478e01
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebp + 0x1ca8]
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [esp + 0x18], eax
movzx eax, word [ebp + 0x1caa]
push eax
call esi
mov edx, dword [esp + 0x18]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x478e6b
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x478e6b
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x478e6b
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x478e6b
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x478e6b
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x478e6b
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov dword [ebp + 0x1ec8], eax
lea esi, [ebp + 0x1cc4]
sub eax, esi
mov dword [edi], esi
sub eax, 2
push eax
lea eax, [ebp + 0x1cc6]
push eax
push 0x3e
push ebx
call fcn.00478920
mov eax, dword [esp + 0x20]
add esp, 0x10
mov edi, dword [sym.imp.WS2_32.dll_send]
push 0
push 3
push esi
push dword [eax + 0x1a0]
call edi
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x478ec3
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0045b8a0
add esp, 0xc
push 4
lea eax, [ebp + 0x1cc7]
push eax
push ebx
call fcn.00478c70
add esp, 0xc
lea eax, [ebp + 0x1ccb]
push 0
push 2
push eax
mov eax, dword [esp + 0x1c]
push dword [eax + 0x1a0]
call edi
test eax, eax
jns 0x478f01
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0045b8a0
add esp, 0xc
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x47a2e0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x8c
mov eax, dword [0x4be014]
xor eax, esp
mov dword [esp + 0x88], eax
push ebx
push ebp
mov ebp, dword [esp + 0x98]
xor ebx, ebx
push esi
push edi
mov eax, dword [ebp + 0x18]
mov edi, dword [eax + 0x430]
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
lea eax, [esp + 0x1c]
push eax
mov eax, dword [edi + 0x13c]
push ebx
add eax, 4
push eax
push dword [edi + 0x148]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
mov dword [edi + 0x134], eax
cmp dword [edi + 0x130], ebx
jne 0x47a366
push dword [esp + 0x10]
lea eax, [esp + 0x1c]
push eax
lea eax, [edi + 0xb0]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [edi + 0x130], eax
mov esi, dword [edi + 0x134]
cmp esi, 4
jge 0x47a3a1
push str.Received_too_short_packet
push ebp
call fcn.0045b8a0
add esp, 8
mov dword [edi + 0xc], 7
mov eax, ebx
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004429bd
add esp, 0x8c
ret
mov edx, dword [edi + 0x148]
movzx eax, byte [edx]
movzx ecx, byte [edx + 1]
shl eax, 8
or ecx, eax
mov dword [edi + 0xc], ecx
dec ecx
cmp ecx, 5
ja case.0x47a3c0.1
jmp dword [ecx*4 + 0x47a4ac]
cmp esi, 4
jle case.0x47a3c0.4
movzx ecx, byte [edx + 2]
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [edi + 0x144]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x47a3c0.4
lea eax, [esi - 4]
push eax
lea eax, [edx + 4]
push eax
push 1
push ebp
call fcn.0045cb00
mov ebx, eax
add esp, 0x10
test ebx, ebx
je case.0x47a3c0.4
push 5
push edi
call fcn.0047adc0
add esp, 8
jmp 0x47a386
movzx ecx, byte [edx + 2]
lea eax, [edx + 4]
mov dword [esp + 0x14], eax
add esi, 0xfffffffc
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
lea eax, [edx + 4]
push esi
push eax
mov dword [edi + 8], ecx
call fcn.0047ae30
add esp, 8
cmp eax, esi
jae case.0x47a3c0.4
push dword [esp + 0x14]
push str.TFTP_error:__s
push ebp
call fcn.0045b970
jmp 0x47a481
lea eax, [esi - 2]
push eax
lea eax, [edx + 2]
push eax
push edi
call fcn.0047a090
mov ebx, eax
add esp, 0xc
test ebx, ebx
je case.0x47a3c0.4
jmp 0x47a386
push str.Internal_error:_Unexpected_packet
push 0x4a51a0
push ebp
call fcn.0045b8a0
add esp, 0xc
push ebp
call fcn.0046f070
add esp, 4
test eax, eax
je 0x47a386
push 5
push edi
call fcn.0047adc0
add esp, 8
mov eax, 0x2a
jmp 0x47a388
Function at 0x496c40
Capabilities:
Get file size
Read file on windows

Disassembly:
sub esp, 0x120
mov eax, dword [0x4be014]
xor eax, esp
mov dword [esp + 0x11c], eax
mov eax, dword [esp + 0x124]
push ebx
push ebp
mov ebp, dword [esp + 0x134]
xor ebx, ebx
push esi
push edi
mov edi, dword [esp + 0x138]
xor esi, esi
push edi
mov dword [esp + 0x20], eax
mov dword [esp + 0x18], edi
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll__strdup]
add esp, 4
mov dword [esp + 0x20], eax
test eax, eax
jne 0x496cc0
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00447720
push eax
push edi
push str.schannel:_invalid_path_name_for_CA_file__s:__s
push ebp
call fcn.0045b8a0
push esi
call dword [0x4be024]
add esp, 0x20
lea eax, [ebx + 0x4d]
jmp 0x496e20
push 0
push 0x80
push 3
push 0
push 1
push accept
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov dword [esp + 0x18], eax
cmp eax, 0xffffffff
jne 0x496d1a
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00447720
push eax
push edi
push str.schannel:_failed_to_open_CA_file__s:__s
push ebp
call fcn.0045b8a0
push 0
mov esi, 0x4d
call dword [0x4be024]
add esp, 0x20
jmp 0x496e11
lea ecx, [esp + 0x24]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
jne 0x496d5a
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00447720
push eax
push edi
push str.schannel:_failed_to_determine_size_of_CA_file__s:__s
push ebp
call fcn.0045b8a0
add esp, 0x1c
mov esi, 0x4d
jmp 0x496dfd
mov edi, dword [esp + 0x24]
cmp dword [esp + 0x28], ebx
jl 0x496d88
jg 0x496d6e
cmp edi, 0x100000
jbe 0x496d88
push 0x100000
push str.schannel:_CA_file_exceeds_max_size_of__u_bytes
push ebp
call fcn.0045b8a0
add esp, 0xc
mov esi, 0x4d
jmp 0x496dfd
lea eax, [edi + 1]
push eax
call dword [0x4be020]
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x496da0
lea esi, [eax + 0x1b]
jmp 0x496dfd
test edi, edi
je 0x496de4
nop dword [eax]
nop dword [eax + eax]
push 0
lea eax, [esp + 0x14]
mov dword [esp + 0x14], 0
push eax
mov eax, edi
sub eax, esi
push eax
lea eax, [esi + ebx]
push eax
push dword [esp + 0x28]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x496e3d
mov eax, dword [esp + 0x10]
test eax, eax
je 0x496e39
add esi, eax
cmp esi, edi
jb 0x496db0
push ebp
push dword [esp + 0x18]
mov byte [edi + ebx], 0
push edi
push ebx
push dword [esp + 0x2c]
call fcn.00496a40
add esp, 0x14
mov esi, eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
call dword [0x4be024]
add esp, 4
push dword [esp + 0x20]
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
add esp, 4
mov eax, esi
mov ecx, dword [esp + 0x12c]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004429bd
add esp, 0x120
ret
mov edi, esi
jmp 0x496de4
push 0x100
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00447720
push eax
push dword [esp + 0x24]
push str.schannel:_failed_to_read_from_CA_file__s:__s
push ebp
call fcn.0045b8a0
add esp, 0x1c
mov esi, 0x4d
jmp 0x496dfd