joyce8/EMBER2024-capa huggingface dataset:
Function at 0x432a70
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x18
push ebx
push ebp
mov ebp, dword [esp + 0x24]
mov eax, 0x180
mov edx, 0x140
push esi
push edi
cmp dword [ebp], 0x6a70a0
mov ecx, dword [ebp + 8]
cmovne eax, edx
mov dword [esp + 0x20], ecx
add eax, dword [ebp + 0xc]
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x3c]
test eax, eax
je 0x432aa8
mov byte [eax], 0
mov ebx, dword [esp + 0x30]
mov esi, dword [ebx + 0x8d8]
test esi, esi
je 0x432c5c
push dword [ecx + 8]
mov edi, dword [esi + 0x14]
call dword [0x6a705c]
add esp, 4
mov dword [esp + 0x30], eax
test eax, eax
je 0x432b01
mov eax, dword [ebp + 0xc]
cmp byte [eax + 0x1c9], 0
je 0x432b0e
push dword [eax + 0x64]
call dword [0x6a705c]
mov ecx, eax
add esp, 4
mov dword [esp + 0x10], ecx
test ecx, ecx
jne 0x432b16
mov edi, dword [esp + 0x30]
push edi
call dword [0x6a7054]
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 0x1b
pop ebx
add esp, 0x18
ret
mov dword [esp + 0x10], 0
mov eax, dword [ebp + 0xc]
cmp byte [eax + 0x1ca], 0
je 0x432b2e
mov ecx, dword [eax + 0x43c]
mov dword [esp + 0x14], ecx
jmp 0x432b36
mov dword [esp + 0x14], 0xffffffff
mov eax, dword [ebx + 0x78]
test eax, eax
je 0x432b4c
test byte [eax + 4], 0x10
je 0x432b4c
lea edx, [eax + 0x78]
mov dword [esp + 0x2c], edx
jmp 0x432b56
lea eax, [ebx + 0x8dc]
mov dword [esp + 0x2c], eax
mov eax, dword [ebx + 0x4a4]
mov ecx, 1
cmp eax, ecx
jbe 0x432ba3
mov eax, dword [ebx + 0x8d8]
add eax, 0x74
nop
cmp dword [eax - 8], 0
mov edx, edi
mov dword [esp + 0x1c], esi
mov dword [esp + 0x18], edi
je 0x432b9d
mov edi, dword [eax]
lea esi, [eax - 0x14]
cmp edi, edx
cmovge esi, dword [esp + 0x1c]
inc ecx
add eax, 0x60
cmp edi, edx
cmovge edi, edx
cmp ecx, dword [ebx + 0x4a4]
jb 0x432b70
mov eax, dword [ebx + 0x4a4]
cmp ecx, eax
jne 0x432bb2
push esi
call fcn.00433480
add esp, 4
jmp 0x432bbe
lea esi, [ecx + ecx*2]
shl esi, 5
add esi, dword [ebx + 0x8d8]
mov eax, dword [esp + 0x34]
push dword [esi]
mov dword [esi + 0xc], eax
mov eax, dword [esp + 0x3c]
mov dword [esi + 0x10], eax
mov eax, dword [esp + 0x30]
mov eax, dword [eax]
mov dword [esi + 0x14], eax
call dword [0x6a7054]
push dword [esi + 4]
call dword [0x6a7054]
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x38]
mov ebx, dword [esp + 0x18]
mov dword [esi + 0x1c], eax
mov eax, dword [esp + 0x28]
mov dword [esi], edi
mov dword [esi + 4], ebx
mov eax, dword [eax + 0x10]
mov dword [esi + 0x18], eax
mov eax, dword [ebp + 0xc]
lea ebp, [esi + 0x20]
push ebp
push dword [esp + 0x30]
mov eax, dword [eax + 0x1e0]
mov eax, dword [eax]
mov dword [esi + 8], eax
call fcn.004322b0
add esp, 0x10
test al, al
jne 0x432c51
push ebp
call fcn.00432530
push edi
mov dword [esi + 0xc], 0
call dword [0x6a7054]
push ebx
call dword [0x6a7054]
add esp, 0xc
mov eax, 0x1b
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x18
ret
mov eax, dword [esp + 0x3c]
test eax, eax
je 0x432c5c
mov byte [eax], 1
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret
Function at 0x433230
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x10
mov ecx, dword [esp + 0x14]
push ebx
push ebp
mov ebp, dword [esp + 0x20]
mov ebx, 0x180
mov eax, dword [ecx]
cmp eax, 0x6a70a0
mov edx, dword [ecx + 8]
push esi
mov esi, 0x140
mov dword [esp + 0x10], edx
cmovne ebx, esi
mov byte [esp + 0xf], 1
add ebx, dword [ecx + 0xc]
mov esi, 0x3cc
cmp eax, 0x6a70a0
mov dword [esp + 0x18], ebx
mov eax, dword [esp + 0x28]
mov ecx, 0x434
cmovne ecx, esi
mov dword [eax], 0
add ecx, ebp
je 0x4333cd
cmp byte [ecx + 0x3c], 0
je 0x4333cd
cmp dword [ebp + 0x8d8], 0
je 0x4333cd
mov eax, dword [ebp + 0x78]
test eax, eax
je 0x4332b2
test byte [eax + 4], 0x10
je 0x4332b2
add eax, 0x78
jmp 0x4332b8
lea eax, [ebp + 0x8dc]
push edi
xor edi, edi
mov dword [esp + 0x18], eax
cmp dword [ebp + 0x4a4], edi
jbe 0x433396
xor ebx, ebx
nop dword [eax]
mov esi, dword [ebp + 0x8d8]
add esi, ebx
cmp dword [esi + 0xc], 0
je 0x433386
push dword [esi]
push dword [edx + 8]
call fcn.00437c20
add esp, 8
test eax, eax
je 0x433382
mov eax, dword [esp + 0x24]
mov ecx, dword [eax + 0xc]
mov eax, dword [esi + 4]
cmp byte [ecx + 0x1c9], 0
jne 0x433310
test eax, eax
je 0x433324
jmp 0x433382
test eax, eax
je 0x433382
push eax
push dword [ecx + 0x64]
call fcn.00437c20
add esp, 8
test eax, eax
je 0x433382
mov eax, dword [esp + 0x24]
mov ecx, dword [eax + 0xc]
mov eax, dword [esi + 0x1c]
cmp byte [ecx + 0x1ca], 0
jne 0x43333e
cmp eax, 0xffffffff
je 0x43334b
jmp 0x433382
cmp eax, 0xffffffff
je 0x433382
cmp dword [ecx + 0x43c], eax
jne 0x433382
mov edx, dword [esp + 0x14]
mov eax, dword [edx + 0x10]
cmp eax, dword [esi + 0x18]
jne 0x433386
mov eax, dword [ecx + 0x1e0]
push dword [esi + 8]
push dword [eax]
call fcn.00437c20
add esp, 8
test eax, eax
je 0x433382
lea eax, [esi + 0x20]
push eax
push dword [esp + 0x20]
call fcn.00432e60
add esp, 8
test al, al
jne 0x4333a2
mov edx, dword [esp + 0x14]
inc edi
add ebx, 0x60
cmp edi, dword [ebp + 0x4a4]
jb 0x4332d0
mov al, byte [esp + 0x13]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
mov eax, dword [esp + 0x18]
mov ecx, dword [esp + 0x2c]
inc dword [eax]
mov eax, dword [eax]
mov dword [esi + 0x14], eax
mov eax, dword [esi + 0xc]
mov dword [ecx], eax
mov ecx, dword [esp + 0x30]
test ecx, ecx
je 0x4333c3
mov eax, dword [esi + 0x10]
mov dword [ecx], eax
pop edi
pop esi
pop ebp
xor al, al
pop ebx
add esp, 0x10
ret
pop esi
pop ebp
mov al, 1
pop ebx
add esp, 0x10
ret
Function at 0x437020
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push 0x69030c
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x43703a
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 0x690328
push esi
call fcn.0047f030
add esp, 8
test eax, eax
je 0x437082
test ebp, ebp
je 0x437073
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 0x4370a8
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4370a8
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 0x43715f
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4370c5
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x6a7050]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x437155
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x437155
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4370f7
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 0x437110
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 0x437120
test ebp, ebp
je 0x43714c
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x6a7054]
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 [0x6a7054]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x4391d0
Capabilities:
Create udp socket

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x43920e
mov eax, dword [esi + 0x70]
cmp byte [eax + 0xe8], 0
jne 0x4391ff
push 0
call fcn.004391d0
add esp, 4
test al, al
mov eax, dword [esi + 0x70]
setne cl
inc cl
mov byte [eax + 0xe8], cl
mov eax, dword [esi + 0x70]
pop esi
cmp byte [eax + 0xe8], 2
sete al
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x439223
xor al, al
pop esi
ret
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov al, 1
pop esi
ret
Function at 0x43f7b0
Capabilities:
Move file

Disassembly:
sub esp, 0x20
push ebx
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
call fcn.0042e600
push dword [esp + 0x38]
movups xmm0, xmmword [eax]
movups xmmword [esp + 0x18], xmm0
call fcn.00485dab
push dword [esp + 0x40]
mov edi, eax
call fcn.00485dab
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 0x43f845
mov ebp, dword [sym.imp.KERNEL32.dll_Sleep]
nop dword [eax + eax]
lea eax, [esp + 0x20]
push eax
call fcn.0042e600
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.0042e6b0
add esp, 0x20
test edx, edx
ja 0x43f869
jb 0x43f837
cmp eax, 0x3e8
ja 0x43f869
push 1
call ebp
push 1
push esi
push edi
call ebx
test eax, eax
je 0x43f800
test edi, edi
je 0x43f852
push edi
call fcn.0047233c
add esp, 4
test esi, esi
je 0x43f85f
push esi
call fcn.0047233c
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x20
ret
test edi, edi
je 0x43f876
push edi
call fcn.0047233c
add esp, 4
test esi, esi
je 0x43f883
push esi
call fcn.0047233c
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x20
ret
Function at 0x43f9d0
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, 0x54
mov eax, dword [0x6a73c0]
xor eax, esp
mov dword [esp + 0x50], eax
push ebx
mov ebx, dword [esp + 0x68]
push esi
push edi
mov edi, dword [sym.imp.WS2_32.dll_socket]
push 6
push 1
push 2
mov dword [esp + 0x18], 0x10
mov dword [esp + 0x1c], 1
call edi
mov esi, eax
cmp esi, 0xffffffff
je 0x43fbae
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [esp + 0x38], xmm0
mov word [esp + 0x30], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [esp + 0x30], eax
xor eax, eax
push 4
mov word [esp + 0x32], ax
lea eax, [esp + 0x14]
push eax
push 4
push 0xffff
push esi
mov dword [ebx + 4], 0xffffffff
mov dword [ebx], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x43fb9c
push 0x10
lea eax, [esp + 0x30]
push eax
push esi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x43fb9c
lea eax, [esp + 0xc]
push eax
lea eax, [esp + 0x30]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x43fb9c
cmp dword [esp + 0xc], 0x10
jl 0x43fb9c
push 1
push esi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x43fb9c
push 0
push 1
push 2
call edi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x43fb9c
push 0x10
lea ecx, [esp + 0x30]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x43fb9c
push 1
push esi
call fcn.00461bc0
add esp, 8
test eax, eax
js 0x43fb9c
push 0
push 0x3e8
lea eax, [esp + 0x1c]
mov dword [esp + 0x1c], esi
push 1
push eax
mov dword [esp + 0x28], 0x300
call fcn.0043e760
add esp, 0x10
push 0
push 0
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x43fb9c
lea eax, [esp + 0x1c]
push eax
call fcn.0042e600
add esp, 4
movups xmm0, xmmword [eax]
push 0
push 0x10
lea eax, [esp + 0x44]
push eax
push dword [ebx]
movups xmmword [esp + 0x4c], xmm0
call dword [sym.imp.WS2_32.dll_send]
push 0
push 0x10
lea eax, [esp + 0x54]
push eax
push dword [ebx + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0x10
jne 0x43fb9c
lea ecx, [esp + 0x3c]
lea edx, [esp + 0x4c]
lea edi, [eax - 4]
nop word [eax + eax]
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x43fb9c
add ecx, 4
add edx, 4
sub edi, 4
jae 0x43fb70
push esi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x50]
xor ecx, esp
call fcn.0046c80e
add esp, 0x54
ret
push esi
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
call esi
push dword [ebx]
call esi
push dword [ebx + 4]
call esi
mov ecx, dword [esp + 0x5c]
or eax, 0xffffffff
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0046c80e
add esp, 0x54
ret
Function at 0x43fc00
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 0x43fd8f
push esi
mov esi, dword [esp + 0x14]
test esi, esi
je 0x43fd7a
push ebx
push ebp
mov eax, dword [esi + 0x14]
test eax, eax
je 0x43fc5c
lea edx, [eax + 1]
nop dword [eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x43fc50
sub eax, edx
inc eax
jmp 0x43fc5e
xor eax, eax
mov ecx, dword [esi + 4]
mov dword [esp + 0x14], eax
cmp ecx, 2
jne 0x43fc6f
lea ebp, [ecx + 0xe]
jmp 0x43fc7b
cmp ecx, 0x17
jne 0x43fd1c
lea ebp, [ecx + 5]
cmp dword [esi + 0x18], 0
je 0x43fd1c
mov ecx, dword [esi + 0x10]
test ecx, ecx
je 0x43fd1c
cmp ecx, ebp
jb 0x43fd1c
add eax, 0x20
add eax, ebp
push eax
call dword [0x6a7050]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x43fd6b
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.0046d7f0
mov ecx, dword [esp + 0x20]
add esp, 0xc
test ecx, ecx
je 0x43fd08
mov eax, dword [ebx + 0x18]
add eax, ebp
push ecx
mov dword [ebx + 0x14], eax
push dword [esi + 0x14]
push eax
call fcn.0046d7f0
add esp, 0xc
mov eax, dword [esp + 0x18]
test edi, edi
cmove edi, ebx
test eax, eax
je 0x43fd18
mov dword [eax + 0x1c], ebx
mov dword [esp + 0x18], ebx
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x43fc42
mov esi, dword [esp + 0x10]
mov eax, dword [esp + 0x1c]
pop ebp
pop ebx
test eax, eax
je 0x43fd3c
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x43fd76
test edi, edi
je 0x43fd5b
mov esi, dword [edi + 0x1c]
push edi
call dword [0x6a7054]
add esp, 4
mov edi, esi
test esi, esi
jne 0x43fd44
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 0x43fd2b
test edi, edi
jne 0x43fd86
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

Function at 0x440040
Capabilities:
Create thread

Disassembly:
push 0
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push 0
push 0
call fcn.00480a54
mov ecx, eax
add esp, 0x18
xor eax, eax
test ecx, ecx
je 0x440066
cmp ecx, 0xffffffff
cmovne eax, ecx
ret
Function at 0x4400b0
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 0x44015b
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.004335b0
add esp, 0xc
cmp eax, 4
jne 0x440116
cmp byte [0x6ca4b8], 0
jne 0x440122
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 0x44015d
mov eax, dword [esp + 0x1c]
jmp 0x44013f
imul eax, dword [0x6ca4b4], 0x41c64e6d
add eax, 0x3039
mov dword [0x6ca4b4], eax
rol eax, 0x10
xor ecx, ecx
mov dword [esp + 0x1c], eax
test ebx, ebx
je 0x440153
mov byte [esi], al
dec edi
inc esi
shr eax, 8
sub ebx, 1
jne 0x440143
mov dword [esp + 0x1c], eax
test edi, edi
jne 0x4400d0
mov eax, ecx
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x440170
Capabilities:
Generate random numbers via winapi

Disassembly:
sub esp, 0x8c
mov eax, dword [0x6a73c0]
xor eax, esp
mov dword [esp + 0x88], eax
mov eax, dword [esp + 0x90]
mov edx, dword [esp + 0x98]
mov dword [esp + 4], eax
mov eax, edx
push ebx
and eax, 0xfffffffe
lea ebx, [esp + 0xc]
push ebp
mov ebp, dword [esp + 0x9c]
cmp eax, 0x100
jae 0x4402d9
test dl, 1
je 0x4402d9
push esi
dec edx
mov esi, ebx
push edi
mov edi, edx
mov dword [esp + 0xa8], edx
shr edi, 1
mov ecx, 0x2b
je 0x440283
nop word [eax + eax]
push 4
lea eax, [esp + 0x14]
mov ebx, 4
push eax
push dword [esp + 0x1c]
cmp edi, ebx
cmovb ebx, edi
call fcn.004335b0
add esp, 0xc
cmp eax, 4
jne 0x440229
cmp byte [0x6ca4b8], 0
jne 0x440239
push 2
push eax
lea eax, [esp + 0x18]
mov dword [esp + 0x18], 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 0x4402c0
mov eax, dword [esp + 0x10]
jmp 0x440256
imul eax, dword [0x6ca4b4], 0x41c64e6d
add eax, 0x3039
mov dword [0x6ca4b4], eax
rol eax, 0x10
xor ecx, ecx
mov dword [esp + 0x10], eax
test ebx, ebx
je 0x440270
nop word [eax + eax]
mov byte [esi], al
dec edi
inc esi
shr eax, 8
sub ebx, 1
jne 0x440260
mov dword [esp + 0x10], eax
test edi, edi
jne 0x4401e0
mov edx, dword [esp + 0xa8]
lea ebx, [esp + 0x18]
mov eax, ecx
test eax, eax
jne 0x4402c0
test edx, edx
je 0x4402ba
nop dword [eax]
movzx ecx, byte [ebx]
lea ebx, [ebx + 1]
mov eax, ecx
and ecx, 0xf
shr eax, 4
movzx eax, byte [eax + 0x691a10]
mov byte [ebp], al
movzx eax, byte [ecx + 0x691a10]
mov byte [ebp + 1], al
add ebp, 2
sub edx, 2
jne 0x440290
mov byte [ebp], 0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x88]
xor ecx, esp
call fcn.0046c80e
add esp, 0x8c
ret
mov ecx, dword [esp + 0x90]
mov eax, 0x2b
pop ebp
pop ebx
xor ecx, esp
call fcn.0046c80e
add esp, 0x8c
ret

Function at 0x440300
Capabilities:
Generate random numbers via winapi

Disassembly:
push dword [esp + 8]
push 0
push dword [esp + 0xc]
call fcn.0046fbb0
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 0x443dc0
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 [0x6a7058]
mov edi, eax
add esp, 8
test edi, edi
je 0x443e17
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 0x443e2f
cmp esi, ebx
je 0x443e2f
cmp esi, 0x8000
ja 0x443e2f
cmp esi, ebx
jb 0x443e28
push esi
push edi
call dword [0x6a7058]
mov edi, eax
add esp, 8
test edi, edi
jne 0x443de0
push ebp
call dword [0x6a7054]
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 [0x6a7054]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x445270
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 + 0xc]
push ecx
mov byte [esp + 0x18], 0xff
mov byte [esp + 0x19], bl
push dword [eax + 0x120]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4452bc
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004353d0
add esp, 0xc
push dword [esp + 0x14]
push ebx
push str.SENT
push esi
call fcn.00444e90
add esp, 0x10
pop esi
pop ebx
ret
Function at 0x445410
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 + 0xc]
mov ebp, dword [ebx + 0x134]
mov dword [esp + 8], eax
jne 0x445563
push esi
lea ecx, [ebp + 0x1cb4]
push edi
lea edi, [ebp + 0x1eb4]
mov eax, ecx
mov dword [edi], ecx
cmp ecx, edi
jae 0x44544d
lea eax, [ecx + 1]
mov byte [ecx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x445461
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x445461
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 0x4454cb
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4454cb
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4454cb
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4454cb
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4454cb
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4454cb
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.00444f90
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 + 0x120]
call edi
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x445523
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004353d0
add esp, 0xc
push 4
lea eax, [ebp + 0x1cb7]
push eax
push ebx
call fcn.004452e0
add esp, 0xc
lea eax, [ebp + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [esp + 0x1c]
push dword [eax + 0x120]
call edi
test eax, eax
jns 0x445561
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004353d0
add esp, 0xc
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x4469f0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x6a73c0]
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 + 0xc]
mov edi, dword [eax + 0x378]
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 0x446a76
push dword [esp + 0x10]
lea eax, [esp + 0x18]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.0046d7f0
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [edi + 0x130], eax
mov esi, dword [edi + 0x134]
cmp esi, 4
jge 0x446ab1
push str.Received_too_short_packet
push ebx
call fcn.004353d0
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.0046c80e
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.0x446ad0.1
jmp dword [ecx*4 + 0x446bdc]
cmp esi, 4
jle case.0x446ad0.4
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.0x446ad0.4
lea eax, [esi - 4]
push eax
lea eax, [edx + 4]
push eax
push 1
push ebx
call fcn.00435530
mov esi, eax
add esp, 0x10
test esi, esi
je 0x446b2b
push 5
push edi
call fcn.004474f0
add esp, 8
mov eax, esi
jmp 0x446a98
mov eax, dword [edi + 0x134]
sub eax, 4
cdq
add dword [ebx + 0x90], eax
adc dword [ebx + 0x94], edx
push dword [ebx + 0x94]
push dword [ebx + 0x90]
push ebx
call fcn.0043d480
jmp 0x446bb1
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.00447560
add esp, 8
cmp eax, esi
jae case.0x446ad0.4
push ebp
push str.TFTP_error:__s
push ebx
call fcn.004354a0
jmp 0x446bb1
lea eax, [esi - 2]
push eax
lea eax, [edx + 2]
push eax
push edi
call fcn.004467a0
add esp, 0xc
test eax, eax
je case.0x446ad0.4
jmp 0x446a98
push str.Internal_error:_Unexpected_packet
push 0x68f4a0
push ebx
call fcn.004353d0
add esp, 0xc
push ebx
call fcn.0043d9e0
add esp, 4
test eax, eax
je 0x446a96
push 5
push edi
call fcn.004474f0
add esp, 8
mov eax, 0x2a
jmp 0x446a98