joyce8/EMBER2024-capa huggingface dataset:
Function at 0x511110
Capabilities:
Generate random numbers via winapi

Disassembly:
sub esp, 0x90
mov eax, dword [0x74b1ac]
xor eax, esp
mov dword [esp + 0x8c], eax
mov eax, dword [esp + 0x94]
mov edx, dword [esp + 0x9c]
mov dword [esp + 8], eax
mov eax, edx
push ebx
and eax, 0xfffffffe
lea ebx, [esp + 0x10]
push ebp
mov ebp, dword [esp + 0xa0]
cmp eax, 0x100
jae 0x5112b9
test dl, 1
je 0x5112b9
dec edx
mov ecx, 0x2b
push esi
mov esi, edx
mov dword [esp + 0xa8], edx
shr esi, 1
push edi
mov edi, ebx
je 0x511263
nop word [eax + eax]
push 4
lea eax, [esp + 0x14]
mov ebx, 4
push eax
push dword [esp + 0x20]
cmp esi, ebx
cmovb ebx, esi
call fcn.00514800
add esp, 0xc
cmp eax, 4
jne 0x51120c
cmp byte [0x7ff4d4], 0
jne 0x51121c
push 0xf0000040
push 1
push 0
push 0
lea eax, [esp + 0x24]
mov dword [esp + 0x20], 0
push eax
mov dword [esp + 0x28], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
jne 0x5111dc
mov eax, 2
jmp 0x51120c
lea eax, [esp + 0x10]
push eax
push 4
push dword [esp + 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
push dword [esp + 0x18]
test eax, eax
jne 0x511204
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov eax, 2
jmp 0x51120c
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
xor eax, eax
mov ecx, eax
test eax, eax
jne 0x5112a0
mov eax, dword [esp + 0x10]
jmp 0x511239
imul eax, dword [0x7ff4d0], 0x41c64e6d
add eax, 0x3039
mov dword [0x7ff4d0], eax
rol eax, 0x10
xor ecx, ecx
mov dword [esp + 0x10], eax
test ebx, ebx
je 0x511250
nop dword [eax]
mov byte [edi], al
dec esi
inc edi
shr eax, 8
sub ebx, 1
jne 0x511240
mov dword [esp + 0x10], eax
test esi, esi
jne 0x511180
mov edx, dword [esp + 0xac]
lea ebx, [esp + 0x1c]
mov eax, ecx
test eax, eax
jne 0x5112a0
test edx, edx
je 0x51129a
nop dword [eax]
movzx ecx, byte [ebx]
lea ebx, [ebx + 1]
mov eax, ecx
and ecx, 0xf
shr eax, 4
movzx eax, byte [eax + 0x696368]
mov byte [ebp], al
movzx eax, byte [ecx + 0x696368]
mov byte [ebp + 1], al
add ebp, 2
sub edx, 2
jne 0x511270
mov byte [ebp], 0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x8c]
xor ecx, esp
call fcn.004cd30a
add esp, 0x90
ret
mov ecx, dword [esp + 0x94]
mov eax, 0x2b
pop ebp
pop ebx
xor ecx, esp
call fcn.004cd30a
add esp, 0x90
ret
Function at 0x516870
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x5168fc
push esi
call fcn.0052c380
add esp, 4
test al, al
jne 0x5168fc
push ebx
push edi
mov edi, esi
xor ebx, ebx
lea ecx, [edi + 1]
mov al, byte [edi]
inc edi
test al, al
jne 0x516893
sub edi, ecx
push edi
push 0x2e
push esi
call fcn.0052d4a0
add esp, 0xc
test eax, eax
je 0x5168c7
sub eax, esi
push eax
push 0x2e
push esi
call fcn.0052d4a0
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x5168c9
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 0x5168f5
mov al, byte [esi]
push eax
call fcn.00510b40
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 0x5168d7
pop edi
movzx eax, bl
pop ebx
pop esi
ret
xor eax, eax
pop esi
ret
Function at 0x523ee0
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp byte [esi + 0x6db], 0
je 0x523f7d
cmp dword [esi + 0x1ac], 0
je 0x523f37
push esi
call fcn.0051dc20
push 1
push esi
mov byte [esp + 0x14], al
call fcn.0051dea0
push dword [esi + 0x15c]
mov eax, dword [esi + 0x1ac]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push esi
call eax
push dword [esp + 0x28]
push esi
call fcn.0051dea0
add esp, 0x28
pop esi
ret
mov ecx, dword [esp + 0xc]
mov eax, ecx
sub eax, 0
je 0x523f4c
sub eax, 1
je 0x523f4c
sub eax, 1
jne 0x523f7d
push dword [esi + 0x158]
lea eax, [ecx*2 + 0x6979c8]
push 1
add eax, ecx
push 2
push eax
call fcn.004e9413
push dword [esi + 0x158]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call fcn.004e9413
add esp, 0x20
pop esi
ret
Function at 0x525d00
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push 0x697bcc
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x525d1a
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 0x697be8
push esi
call fcn.0050a040
add esp, 8
test eax, eax
je 0x525d62
test ebp, ebp
je 0x525d53
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 0x525d88
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x525d88
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 0x525e3f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x525da5
sub ecx, ebx
lea eax, [ecx + 1]
add eax, edx
push eax
call dword [0x74bc28]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x525e35
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x525e35
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x525dd7
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 0x525df0
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 0x525e00
test ebp, ebp
je 0x525e2c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x74bc2c]
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 [0x74bc2c]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x52ac70
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 [0x74bc30]
mov edi, eax
add esp, 8
test edi, edi
je 0x52acc7
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 0x52acdf
cmp esi, ebx
je 0x52acdf
cmp esi, 0x8000
ja 0x52acdf
cmp esi, ebx
jb 0x52acd8
push esi
push edi
call dword [0x74bc30]
mov edi, eax
add esp, 8
test edi, edi
jne 0x52ac90
push ebp
call dword [0x74bc2c]
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 [0x74bc2c]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x52c530
Capabilities:
Create udp socket

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x52c56e
mov eax, dword [esi + 0x7c]
cmp byte [eax + 0x108], 0
jne 0x52c55f
push 0
call fcn.0052c530
add esp, 4
test al, al
mov eax, dword [esi + 0x7c]
setne cl
inc cl
mov byte [eax + 0x108], cl
mov eax, dword [esi + 0x7c]
pop esi
cmp byte [eax + 0x108], 2
sete al
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x52c583
xor al, al
pop esi
ret
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov al, 1
pop esi
ret

Function at 0x52dbf0
Capabilities:
Move file

Disassembly:
sub esp, 0x20
push ebx
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
call fcn.005210f0
push dword [esp + 0x38]
movups xmm0, xmmword [eax]
movups xmmword [esp + 0x18], xmm0
call fcn.00669f0c
push dword [esp + 0x40]
mov edi, eax
call fcn.00669f0c
mov ebx, dword [sym.imp.KERNEL32.dll_MoveFileExA]
add esp, 0xc
mov esi, eax
push 1
push esi
push edi
call ebx
test eax, eax
jne 0x52dc85
mov ebp, dword [sym.imp.KERNEL32.dll_Sleep]
nop dword [eax + eax]
lea eax, [esp + 0x20]
push eax
call fcn.005210f0
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.005211a0
add esp, 0x20
test edx, edx
ja 0x52dca9
jb 0x52dc77
cmp eax, 0x3e8
ja 0x52dca9
push 1
call ebp
push 1
push esi
push edi
call ebx
test eax, eax
je 0x52dc40
test edi, edi
je 0x52dc92
push edi
call fcn.004e946b
add esp, 4
test esi, esi
je 0x52dc9f
push esi
call fcn.004e946b
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x20
ret
test edi, edi
je 0x52dcb6
push edi
call fcn.004e946b
add esp, 4
test esi, esi
je 0x52dcc3
push esi
call fcn.004e946b
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x20
ret
Function at 0x533750
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x8c
mov eax, dword [0x74b1ac]
xor eax, esp
mov dword [esp + 0x88], eax
push ebx
push esi
push edi
mov edi, dword [esp + 0x9c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
mov ebx, dword [edi + 0x18]
mov esi, dword [ebx + 0x12c]
push esi
mov dword [esp + 0x18], 0xffffffff
mov dword [esp + 0x1c], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x5337bb
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [esp + 0xc], eax
jmp 0x5337bf
mov eax, dword [esp + 0xc]
cmp eax, 0xffffffff
jne 0x5337ef
push str.Error_accept__ing_server_connect
push edi
call fcn.00523f80
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x88]
xor ecx, esp
call fcn.004cd30a
add esp, 0x8c
ret
push str.Connection_accepted_from_server
push edi
call fcn.00524050
mov byte [ebx + 0x1d5], 0
push 1
push dword [esp + 0x18]
call fcn.00556a50
lea eax, [esp + 0x1c]
push eax
push 1
push ebx
push edi
call fcn.0054ef00
add esp, 0x20
test eax, eax
jne 0x533889
cmp dword [edi + 0x1b4], eax
je 0x533887
push 1
push edi
call fcn.0051dea0
mov eax, dword [edi + 0x1b4]
push 1
push dword [esp + 0x18]
push dword [edi + 0x1b8]
call eax
push 0
push edi
mov esi, eax
call fcn.0051dea0
add esp, 0x1c
test esi, esi
je 0x533887
push 1
push edi
call fcn.00523730
push 1
push ebx
push edi
call fcn.00523510
add esp, 0x14
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x88]
xor ecx, esp
call fcn.004cd30a
add esp, 0x8c
ret
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.004cd30a
add esp, 0x8c
ret
Function at 0x535790
Capabilities:
Check http status code

Disassembly:
mov ecx, dword [esp + 8]
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
lea eax, [ecx - 0xc8]
xor edi, edi
mov ebx, dword [esi + 0x18]
cmp eax, 0x64
jb 0x5357c0
push str.Couldnt_set_desired_mode
push esi
call fcn.00523f80
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
ret
cmp ecx, 0xc8
je 0x5357d7
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200
push esi
call fcn.00524050
add esp, 0xc
mov al, byte [esp + 0x18]
push ebp
cmp al, 0x13
jne 0x5357f1
push ebx
push esi
call fcn.00535690
add esp, 8
mov edi, eax
pop ebp
pop edi
pop esi
pop ebx
ret
cmp al, 0x14
jne 0x5358fd
mov edi, dword [esi + 0x18]
xor ebx, ebx
cmp byte [esi + 0x4d8], 2
mov dword [esp + 0x18], edi
jne 0x53586e
mov eax, dword [esi + 0x12c]
mov eax, dword [eax]
test eax, eax
je 0x53586e
push 3
push ebx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x1c], ebx
push ecx
push ebx
push eax
call fcn.00510820
mov edi, eax
add esp, 0x14
test edi, edi
jne 0x535928
push 0x2f
push dword [esp + 0x18]
call fcn.00666ea0
add esp, 8
test eax, eax
je 0x53585d
mov ebx, dword [esp + 0x14]
mov ecx, 1
sub eax, ebx
cmovne ecx, eax
mov byte [ecx + ebx], 0
jmp 0x53586a
push dword [esp + 0x14]
call dword [0x74bc2c]
add esp, 4
mov edi, dword [esp + 0x18]
mov ecx, dword [esi + 0x50c]
test ecx, ecx
jne 0x53588c
cmp byte [esi + 0xd77], 0
mov ecx, str.NLST
mov eax, str.LIST
cmove ecx, eax
mov edx, 0x708e70
test ebx, ebx
mov eax, edx
cmovne eax, ebx
push eax
mov eax, 0x688aa0
cmove eax, edx
push eax
push ecx
push 0x696f98
call fcn.005113a0
push ebx
mov ebp, eax
call dword [0x74bc2c]
add esp, 0x14
test ebp, ebp
jne 0x5358c9
mov edi, 0x1b
pop ebp
mov eax, edi
pop edi
pop esi
pop ebx
ret
push ebp
push 0x697698
lea eax, [edi + 0x380]
push eax
push esi
call fcn.005554e0
push ebp
mov edi, eax
call dword [0x74bc2c]
add esp, 0x14
test edi, edi
jne 0x535928
mov eax, dword [esi + 0x18]
pop ebp
mov byte [eax + 0x41e], 0x1f
mov eax, edi
pop edi
pop esi
pop ebx
ret
cmp al, 0x15
jne 0x535915
push 0xd
push 1
push esi
call fcn.005351f0
add esp, 0xc
mov edi, eax
pop ebp
pop edi
pop esi
pop ebx
ret
cmp al, 0x16
jne 0x535928
push 0xe
push 1
push esi
call fcn.005351f0
add esp, 0xc
mov edi, eax
pop ebp
mov eax, edi
pop edi
pop esi
pop ebx
ret
Function at 0x540fe0
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 + 0x128]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x54102c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00523f80
add esp, 0xc
push dword [esp + 0x14]
push ebx
push str.SENT
push esi
call fcn.00540bf0
add esp, 0x10
pop esi
pop ebx
ret

Function at 0x541180
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 + 0x12c]
mov dword [esp + 8], eax
jne 0x5412d3
push esi
lea ecx, [ebp + 0x1cb4]
push edi
lea edi, [ebp + 0x1eb4]
mov eax, ecx
mov dword [edi], ecx
cmp ecx, edi
jae 0x5411bd
lea eax, [ecx + 1]
mov byte [ecx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x5411d1
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x5411d1
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 0x54123b
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x54123b
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x54123b
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x54123b
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x54123b
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x54123b
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov dword [ebp + 0x1eb8], eax
lea esi, [ebp + 0x1cb4]
sub eax, esi
mov dword [edi], esi
sub eax, 2
push eax
lea eax, [ebp + 0x1cb6]
push eax
push 0x3e
push ebx
call fcn.00540cf0
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 + 0x128]
call edi
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x541293
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00523f80
add esp, 0xc
push 4
lea eax, [ebp + 0x1cb7]
push eax
push ebx
call fcn.00541050
add esp, 0xc
lea eax, [ebp + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [esp + 0x1c]
push dword [eax + 0x128]
call edi
test eax, eax
jns 0x5412d1
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00523f80
add esp, 0xc
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x5412e0
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x80c
mov eax, dword [0x74b1ac]
xor eax, esp
mov dword [esp + 0x808], eax
push ebx
mov ebx, dword [esp + 0x814]
push ebp
push esi
mov dword [esp + 0xc], ebx
mov esi, dword [ebx + 0x12c]
mov ebp, dword [ebx + 0x18]
mov dword [esp + 0x10], ebp
mov eax, dword [esi + 0x1eb8]
sub eax, dword [esi + 0x1eb4]
add eax, 2
push eax
lea eax, [esi + 0x1cb4]
push eax
push 0x3c
push ebx
call fcn.00540cf0
mov eax, dword [esi + 0x1eb4]
add esp, 0x10
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb4], eax
cmp cl, 0x18
je 0x5414b8
cmp cl, 0x23
je 0x541495
cmp cl, 0x27
jne 0x541540
push edi
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [esp + 0x2c]
push 0x800
push eax
call fcn.00511440
mov esi, dword [esi + 0x1cb0]
add esp, 0x1c
mov edi, 4
test esi, esi
je 0x541415
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5413a0
sub ecx, ebx
lea eax, [ecx + 1]
add eax, edi
cmp eax, 0x7fa
jae 0x541406
push 0x2c
push edx
call fcn.004e8700
mov ebx, 0x800
lea ebp, [esp + 0x20]
mov edx, eax
add esp, 8
sub ebx, edi
add ebp, edi
test edx, edx
jne 0x5413e7
push dword [esi]
push eax
push str._c_s
push ebx
push ebp
call fcn.00511440
add esp, 0x14
jmp 0x541404
mov ecx, dword [esi]
lea eax, [edx + 1]
push eax
push 1
push ecx
sub edx, ecx
push edx
push 0
push str._c_.s_c_s
push ebx
push ebp
call fcn.00511440
add esp, 0x20
add edi, eax
mov esi, dword [esi + 4]
test esi, esi
jne 0x541394
mov ebx, dword [esp + 0x10]
mov ebp, dword [esp + 0x14]
push 0xf0
push 0xff
mov eax, 0x800
sub eax, edi
push str._c_c
push eax
lea eax, [esp + 0x28]
add eax, edi
push eax
call fcn.00511440
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [esp + 0x20]
push eax
push dword [ebp + 0x128]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x54146b
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00523f80
add esp, 0xc
push edi
lea eax, [esp + 0x1e]
push eax
push 0x3e
push ebx
call fcn.00540cf0
add esp, 0x10
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x808]
xor ecx, esp
call fcn.004cd30a
add esp, 0x80c
ret
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5414a0
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x5414d9
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5414c3
push 0xf0
push 0xff
push edx
push 0
push 0x18
push 0xfa
push 0xff
push str._c_c_c_c_s_c_c
sub ecx, esi
lea eax, [esp + 0x34]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.00511440
add esp, 0x28
lea eax, [esp + 0x14]
push 0
push esi
push eax
push dword [ebp + 0x128]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x54152c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00523f80
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [esp + 0x1a]
push eax
push 0x3e
push ebx
call fcn.00540cf0
add esp, 0x10
mov ecx, dword [esp + 0x814]
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cd30a
add esp, 0x80c
ret
Function at 0x5426f0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x74b1ac]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
mov ebx, dword [esp + 0x90]
push ebp
push esi
push edi
mov eax, dword [ebx + 0x18]
mov edi, dword [eax + 0x380]
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
lea eax, [esp + 0x18]
push eax
mov eax, dword [edi + 0x13c]
push 0
add eax, 4
push eax
push dword [edi + 0x148]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x130], 0
mov dword [edi + 0x134], eax
jne 0x542776
push dword [esp + 0x10]
lea eax, [esp + 0x18]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.004e5340
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [edi + 0x130], eax
mov esi, dword [edi + 0x134]
cmp esi, 4
jge 0x5427b1
push str.Received_too_short_packet
push ebx
call fcn.00523f80
add esp, 8
mov dword [edi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cd30a
add esp, 0x88
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.0x5427d0.1
jmp dword [ecx*4 + 0x5428dc]
cmp esi, 4
jle case.0x5427d0.4
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.0x5427d0.4
lea eax, [esi - 4]
push eax
lea eax, [edx + 4]
push eax
push 1
push ebx
call fcn.005240e0
mov esi, eax
add esp, 0x10
test esi, esi
je 0x54282b
push 5
push edi
call fcn.005431f0
add esp, 8
mov eax, esi
jmp 0x542798
mov eax, dword [edi + 0x134]
sub eax, 4
cdq
add dword [ebx + 0x98], eax
adc dword [ebx + 0x9c], edx
push dword [ebx + 0x9c]
push dword [ebx + 0x98]
push ebx
call fcn.0054a7e0
jmp 0x5428b1
movzx ecx, byte [edx + 2]
lea ebp, [edx + 4]
movzx eax, byte [edx + 3]
add esi, 0xfffffffc
shl ecx, 8
or ecx, eax
push esi
push ebp
mov dword [edi + 8], ecx
call fcn.00543260
add esp, 8
cmp eax, esi
jae case.0x5427d0.4
push ebp
push str.TFTP_error:__s
push ebx
call fcn.00524050
jmp 0x5428b1
lea eax, [esi - 2]
push eax
lea eax, [edx + 2]
push eax
push edi
call fcn.005424a0
add esp, 0xc
test eax, eax
je case.0x5427d0.4
jmp 0x542798
push str.Internal_error:_Unexpected_packet
push 0x697698
push ebx
call fcn.00523f80
add esp, 0xc
push ebx
call fcn.0054ad40
add esp, 4
test eax, eax
je 0x542796
push 5
push edi
call fcn.005431f0
add esp, 8
mov eax, 0x2a
jmp 0x542798
Function at 0x546ac0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
mov eax, dword [esp + 0x20]
push edi
xor edi, edi
mov dword [esp + 0xc], edi
mov dword [eax], edi
lea eax, [esp + 0x10]
push eax
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 4], eax
test eax, eax
jne 0x546c4f
push esi
mov esi, dword [esp + 0x14]
test esi, esi
je 0x546c3a
push ebx
push ebp
mov eax, dword [esi + 0x14]
test eax, eax
je 0x546b1c
lea edx, [eax + 1]
nop dword [eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x546b10
sub eax, edx
inc eax
jmp 0x546b1e
xor eax, eax
mov ecx, dword [esi + 4]
mov dword [esp + 0x14], eax
cmp ecx, 2
jne 0x546b2f
lea ebp, [ecx + 0xe]
jmp 0x546b3b
cmp ecx, 0x17
jne 0x546bdc
lea ebp, [ecx + 5]
cmp dword [esi + 0x18], 0
je 0x546bdc
mov ecx, dword [esi + 0x10]
test ecx, ecx
je 0x546bdc
cmp ecx, ebp
jb 0x546bdc
add eax, 0x20
add eax, ebp
push eax
call dword [0x74bc28]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x546c2b
mov ecx, dword [esi]
mov dword [ebx], ecx
mov ecx, dword [esi + 4]
mov dword [ebx + 4], ecx
mov ecx, dword [esi + 8]
mov dword [ebx + 8], ecx
mov eax, dword [esi + 0xc]
mov dword [ebx + 0xc], eax
lea eax, [ebx + 0x20]
push ebp
mov dword [ebx + 0x10], ebp
mov dword [ebx + 0x14], 0
mov dword [ebx + 0x1c], 0
mov dword [ebx + 0x18], eax
push dword [esi + 0x18]
push eax
call fcn.004e5340
mov ecx, dword [esp + 0x20]
add esp, 0xc
test ecx, ecx
je 0x546bc8
mov eax, dword [ebx + 0x18]
add eax, ebp
push ecx
mov dword [ebx + 0x14], eax
push dword [esi + 0x14]
push eax
call fcn.004e5340
add esp, 0xc
mov eax, dword [esp + 0x18]
test edi, edi
cmove edi, ebx
test eax, eax
je 0x546bd8
mov dword [eax + 0x1c], ebx
mov dword [esp + 0x18], ebx
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x546b02
mov esi, dword [esp + 0x10]
mov eax, dword [esp + 0x1c]
pop ebp
pop ebx
test eax, eax
je 0x546bfc
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x546c36
test edi, edi
je 0x546c1b
mov esi, dword [edi + 0x1c]
push edi
call dword [0x74bc2c]
add esp, 4
mov edi, esi
test esi, esi
jne 0x546c04
mov esi, dword [esp + 8]
mov eax, dword [esp + 0x28]
xor edi, edi
mov dword [eax], edi
mov eax, esi
pop esi
pop edi
add esp, 0x10
ret
mov esi, 8
mov dword [esp + 0x10], esi
jmp 0x546beb
test edi, edi
jne 0x546c46
mov esi, 0x2af9
push esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
mov dword [eax], edi
mov eax, esi
pop esi
pop edi
add esp, 0x10
ret