joyce8/EMBER2024-capa huggingface dataset:
Function at 0x100b5300
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
mov ebx, dword [ebp + 0x14]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
je 0x100b531b
cmp dword [edi], 0
jne 0x100b532d
test esi, esi
je 0x100b5324
cmp dword [esi], 0
jne 0x100b532d
test ebx, ebx
je 0x100b5376
cmp dword [ebx], 0
je 0x100b5376
push dword [ebp + 0x1c]
lea eax, [ebp - 8]
push dword [ebp + 0x18]
push eax
call fcn.100d48e0
add esp, 0xc
test ebx, ebx
je 0x100b5348
cmp dword [ebx], 0
jne 0x100b534a
xor ebx, ebx
test esi, esi
je 0x100b5353
cmp dword [esi], 0
jne 0x100b5355
xor esi, esi
test edi, edi
je 0x100b535e
cmp dword [edi], 0
jne 0x100b5360
xor edi, edi
push eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
inc eax
push eax
call dword [sym.imp.WS2_32.dll_select]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [ebp + 0x1c]
push dword [ebp + 0x18]
call fcn.100b52b0
add esp, 8
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x100ba260
Capabilities:
Move file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
push esi
lea eax, [ebp - 0x10]
push edi
push eax
call fcn.100ab270
push dword [ebp + 8]
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x10], xmm0
call fcn.100b9700
push dword [ebp + 0xc]
mov edi, eax
call fcn.100b9700
mov ebx, dword [sym.imp.KERNEL32.dll_MoveFileExW]
add esp, 0xc
mov esi, eax
push 1
push esi
push edi
call ebx
test eax, eax
jne 0x100ba2e7
lea eax, [ebp - 0x20]
push eax
call fcn.100ab270
movups xmm0, xmmword [ebp - 0x10]
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.100ab320
add esp, 0x20
test edx, edx
ja 0x100ba30a
jb 0x100ba2d5
cmp eax, 0x3e8
ja 0x100ba30a
push 1
call dword [sym.imp.KERNEL32.dll_Sleep]
push 1
push esi
push edi
call ebx
test eax, eax
je 0x100ba2a0
mov ebx, dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
test edi, edi
je 0x100ba2f7
push edi
call ebx
add esp, 4
test esi, esi
je 0x100ba301
push esi
call ebx
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ebx, dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
test edi, edi
je 0x100ba31a
push edi
call ebx
add esp, 4
test esi, esi
je 0x100ba324
push esi
call ebx
add esp, 4
pop edi
pop esi
mov eax, 1
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x100ba470
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
Set socket configuration
Start tcp server

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
mov eax, dword [0x1010502c]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push edi
mov edi, dword [ebp + 0x14]
push 6
push 1
push 2
mov dword [ebp - 0x28], 0x10
mov dword [ebp - 0x2c], 1
call dword [sym.imp.WS2_32.dll_socket]
mov esi, eax
cmp esi, 0xffffffff
je 0x100ba641
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [ebp - 0xc], xmm0
mov word [ebp - 0x14], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [ebp - 0x10], eax
xor eax, eax
push 4
mov word [ebp - 0x12], ax
lea eax, [ebp - 0x2c]
push eax
push 4
push 0xffff
push esi
mov dword [edi + 4], 0xffffffff
mov dword [edi], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x100ba62f
push 0x10
lea eax, [ebp - 0x14]
push eax
push esi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x100ba62f
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 0x14]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x100ba62f
cmp dword [ebp - 0x28], 0x10
jl 0x100ba62f
push 1
push esi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x100ba62f
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [edi], eax
cmp eax, 0xffffffff
je 0x100ba62f
push 0x10
lea ecx, [ebp - 0x14]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x100ba62f
push 1
push esi
call fcn.100cf9e0
add esp, 8
test eax, eax
js 0x100ba62f
push 0
push 0x2710
lea eax, [ebp - 0x34]
mov dword [ebp - 0x34], esi
push 1
push eax
mov dword [ebp - 0x30], 0x300
call fcn.100b4e70
add esp, 0x10
push 0
push 0
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [edi + 4], eax
cmp eax, 0xffffffff
je 0x100ba62f
lea eax, [ebp - 0x28]
mov dword [ebp - 0x28], 0x10
push eax
lea eax, [ebp - 0x14]
push eax
push dword [edi]
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x100ba62f
cmp dword [ebp - 0x28], 0x10
jl 0x100ba62f
lea eax, [ebp - 0x28]
mov dword [ebp - 0x28], 0x10
push eax
lea eax, [ebp - 0x24]
push eax
push dword [edi + 4]
call dword [sym.imp.WS2_32.dll_getpeername]
cmp eax, 0xffffffff
je 0x100ba62f
cmp dword [ebp - 0x28], 0x10
jl 0x100ba62f
mov ax, word [ebp - 0x14]
cmp ax, word [ebp - 0x24]
jne 0x100ba62f
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0x20]
jne 0x100ba62f
mov ax, word [ebp - 0x12]
cmp ax, word [ebp - 0x22]
jne 0x100ba62f
push esi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
push esi
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
call esi
push dword [edi]
call esi
push dword [edi + 4]
call esi
mov ecx, dword [ebp - 4]
or eax, 0xffffffff
pop edi
xor ecx, ebp
pop esi
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
Function at 0x100ba690
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 0xc], ebx
mov dword [eax], ebx
lea eax, [ebp - 0x10]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [ebp - 0x14], eax
test eax, eax
jne 0x100ba80d
push esi
mov esi, dword [ebp - 0x10]
test esi, esi
je 0x100ba7f9
push edi
nop dword [eax]
mov eax, dword [esi + 0x14]
test eax, eax
je 0x100ba6ee
lea edx, [eax + 1]
nop word [eax + eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x100ba6e0
sub eax, edx
lea ecx, [eax + 1]
jmp 0x100ba6f0
xor ecx, ecx
mov eax, dword [esi + 4]
mov dword [ebp - 8], ecx
cmp eax, 2
jne 0x100ba702
mov eax, 0x10
jmp 0x100ba710
cmp eax, 0x17
jne 0x100ba7b5
mov eax, 0x1c
cmp dword [esi + 0x18], 0
mov dword [ebp - 4], eax
je 0x100ba7b5
mov edx, dword [esi + 0x10]
test edx, edx
je 0x100ba7b5
cmp edx, eax
jb 0x100ba7b5
add ecx, 0x20
add eax, ecx
push eax
call dword [section..data]
mov edi, eax
add esp, 4
test edi, edi
je 0x100ba7ee
mov ecx, dword [esi]
mov dword [edi], ecx
mov ecx, dword [esi + 4]
mov dword [edi + 4], ecx
mov ecx, dword [esi + 8]
mov dword [edi + 8], ecx
mov eax, dword [esi + 0xc]
mov ecx, dword [ebp - 4]
mov dword [edi + 0xc], eax
lea eax, [edi + 0x20]
push ecx
mov dword [edi + 0x10], ecx
mov dword [edi + 0x14], 0
mov dword [edi + 0x1c], 0
mov dword [edi + 0x18], eax
push dword [esi + 0x18]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov edx, dword [ebp - 8]
add esp, 0xc
test edx, edx
je 0x100ba7a3
mov eax, dword [edi + 0x18]
add eax, dword [ebp - 4]
push edx
mov dword [edi + 0x14], eax
push dword [esi + 0x14]
push eax
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
mov eax, dword [ebp - 0xc]
test ebx, ebx
cmove ebx, edi
test eax, eax
je 0x100ba7b2
mov dword [eax + 0x1c], edi
mov dword [ebp - 0xc], edi
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x100ba6d0
mov esi, dword [ebp - 0x14]
mov eax, dword [ebp - 0x10]
pop edi
test eax, eax
je 0x100ba7d2
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x100ba7f5
push ebx
call fcn.100ba660
mov eax, dword [ebp + 0x14]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov esi, 8
jmp 0x100ba7c3
test ebx, ebx
jne 0x100ba805
mov esi, 0x2af9
push esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp + 0x14]
mov dword [eax], ebx
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x100bac20
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push dword [ebp + 0xc]
push dword [ebp + 8]
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 0x100bac48
cmp ecx, 0xffffffff
cmovne eax, ecx
pop ebp
ret
Function at 0x100bada0
Capabilities:
Generate random numbers via winapi

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0xc]
push 0
push dword [ebp + 8]
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
push 2
push dword [ebp + 0xc]
push dword [ebp + 8]
push 0
call sub.bcrypt.dll_BCryptGenRandom
neg eax
sbb eax, eax
and eax, 2
pop ebp
ret

Function at 0x100c0490
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x1010502c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea ecx, [ebp - 0x88]
push ecx
lea ecx, [ebp - 0x84]
or esi, 0xffffffff
push ecx
mov ebx, dword [edi + 0xc]
mov eax, dword [ebx + 0x134]
push eax
mov dword [ebp - 0x8c], eax
mov dword [ebp - 0x88], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x100c0504
lea eax, [ebp - 0x88]
mov dword [ebp - 0x88], 0x80
push eax
lea eax, [ebp - 0x84]
push eax
push dword [ebp - 0x8c]
call dword [sym.imp.WS2_32.dll_accept]
mov esi, eax
push dword [ebp - 0x8c]
push ebx
push edi
call fcn.100a7140
add esp, 0xc
cmp esi, 0xffffffff
jne 0x100c053d
push str.Error_accept__ing_server_connect
push edi
call fcn.100a67a0
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server
push edi
call fcn.100a6860
push 1
push esi
mov byte [ebx + 0x239], 0
mov dword [ebx + 0x134], esi
call fcn.100cf9e0
add esp, 0x10
mov byte [ebx + 0x24c], 1
cmp dword [edi + 0x1b0], 0
je 0x100c05ba
push 1
push edi
call fcn.100997f0
mov eax, dword [edi + 0x1b0]
push 1
push esi
push dword [edi + 0x1b4]
call eax
push 0
push edi
mov esi, eax
call fcn.100997f0
add esp, 0x1c
test esi, esi
je 0x100c05ba
push ebx
push edi
call fcn.100c0a00
add esp, 8
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.100d8a78
mov esp, ebp
pop ebp
ret

Function at 0x100c2aa0
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
lea eax, [ecx - 0xc8]
xor edi, edi
mov ebx, dword [esi + 0xc]
cmp eax, 0x64
jb 0x100c2ad2
push str.Couldnt_set_desired_mode
push esi
call fcn.100a67a0
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
pop ebp
ret
cmp ecx, 0xc8
je 0x100c2ae9
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200
push esi
call fcn.100a6860
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x100c2b02
push ebx
push esi
call fcn.100c2760
add esp, 8
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x14
jne 0x100c2b17
push esi
call fcn.100c1720
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x15
jne 0x100c2b2c
push esi
call fcn.100c2740
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x16
jne 0x100c2b3c
push esi
call fcn.100c2980
add esp, 4
mov edi, eax
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x100c9190
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push 0
mov byte [ebp + 0xa], cl
lea ecx, [ebp + 8]
push 3
mov eax, dword [esi + 0xc]
push ecx
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
push dword [eax + 0x130]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x100c91d8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.100a67a0
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push esi
call fcn.100c8a40
add esp, 0x10
pop esi
pop ebx
pop ebp
ret

Function at 0x100c9310
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
cmp dword [ebp + 0xc], 0x1f
push ebx
mov ebx, dword [ebp + 8]
mov ecx, dword [ebx + 0x134]
mov eax, dword [ebx + 0xc]
mov dword [ebp - 4], ecx
mov dword [ebp - 8], eax
jne 0x100c9471
lea edx, [ecx + 0x1cb4]
push edi
lea edi, [ecx + 0x1eb4]
mov eax, edx
mov dword [edi], edx
cmp edx, edi
jae 0x100c9350
lea eax, [edx + 1]
mov byte [edx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x100c9364
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c9364
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ecx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [ebp + 8], eax
mov eax, dword [ebp - 4]
movzx eax, word [eax + 0x1caa]
push eax
call esi
mov edx, dword [ebp + 8]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x100c93d0
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c93d0
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c93d0
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c93d0
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c93d0
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x100c93d0
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov esi, dword [ebp - 4]
mov dword [esi + 0x1eb8], eax
lea ecx, [esi + 0x1cb4]
sub eax, ecx
mov dword [edi], ecx
sub eax, 2
push eax
lea eax, [esi + 0x1cb6]
push eax
push 0x3e
push ebx
call fcn.100c8b40
add esp, 0x10
lea eax, [esi + 0x1cb4]
push 0
push 3
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x130]
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x100c942e
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.100a67a0
add esp, 0xc
push 4
lea eax, [esi + 0x1cb7]
push eax
push ebx
call fcn.100c91f0
add esp, 0xc
lea eax, [esi + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x130]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x100c9470
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.100a67a0
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x100ca5b0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x1010502c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov eax, dword [ebx + 0xc]
mov edi, dword [eax + 0x2e8]
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [edi + 0x13c]
lea esi, [edi + 0x148]
push 0
add eax, 4
push eax
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x130], 0
mov dword [edi + 0x134], eax
jne 0x100ca63e
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x100ca671
push str.Received_too_short_packet
push ebx
call fcn.100a67a0
add esp, 8
mov dword [edi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
push esi
call fcn.100ca1c0
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
dec eax
cmp eax, 5
ja case.0x100ca68a.1
jmp dword [eax*4 + 0x100ca7cc]
cmp edx, 4
jle case.0x100ca68a.4
push esi
call fcn.100ca1a0
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x100ca68a.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.100a6700
mov esi, eax
add esp, 0x10
test esi, esi
je 0x100ca6ed
push 5
push edi
call fcn.100cb020
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
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.100b3d20
jmp 0x100ca795
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x148]
push eax
call fcn.100ca1a0
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.100cb150
add esp, 0xc
cmp eax, esi
jae case.0x100ca68a.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s
push ebx
call fcn.100a6860
jmp 0x100ca795
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.100ca380
add esp, 0xc
test eax, eax
je case.0x100ca68a.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x100f52d8
push ebx
call fcn.100a67a0
add esp, 0xc
push ebx
call fcn.100b4030
add esp, 4
test eax, eax
je 0x100ca65e
push 5
push edi
call fcn.100cb020
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
Function at 0x100cb020
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x100cb030
jmp dword [edx*4 + 0x100cb084]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.100caad0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.100ca7f0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.100cb280
push str.TFTP_finished
push 0x100f52d8
push ecx
call fcn.100a6860
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x100f52d8
push ecx
call fcn.100a67a0
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x100cc4d0
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.100cc440

Function at 0x100d5e20
Capabilities:
Hash data with md5
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push 0xf0000040
push 1
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x100d5e5f
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x8003
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x100d5e67
push eax
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov eax, 0x1b
pop esi
pop ebp
ret
xor eax, eax
pop esi
pop ebp
ret

Function at 0x100d6000
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
push esi
push edi
mov byte [edi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [edi + esi - 1], 0
test eax, eax
jne 0x100d6033
push 0x2e
push edi
call sub.VCRUNTIME140.dll_strchr
add esp, 8
test eax, eax
je 0x100d6031
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x100d7420
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x1010502c]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 0xc]
lea eax, [ebp - 0x1c]
push edi
mov edi, dword [ebp + 0x10]
push 0xf0000040
push 1
push 0
push 0
push eax
mov dword [ebp - 0x20], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x100d74b2
lea eax, [ebp - 0xc]
mov dword [ebp - 0x18], 0x208
push eax
xorps xmm0, xmm0
mov dword [ebp - 0x14], 0x6601
push edi
movlpd qword [ebp - 0xc], xmm0
mov dword [ebp - 0x10], 8
call fcn.100d7510
lea eax, [ebp - 0xc]
push 8
push eax
call fcn.100d8840
add esp, 0x10
lea eax, [ebp - 0x24]
push eax
push 0
push 0
push 0x14
lea eax, [ebp - 0x18]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
test eax, eax
jne 0x100d74c4
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
pop edi
xor al, al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp + 8]
push dword [ebp - 0x20]
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [esi + 4], eax
lea eax, [ebp - 0x20]
push eax
push esi
push 0
push 0
push 0
push dword [ebp - 0x24]
mov dword [esi], ecx
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
push dword [ebp - 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push 0
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [ebp - 4]
mov al, 1
pop edi
xor ecx, ebp
pop esi
call fcn.100d8a78
mov esp, ebp
pop ebp
ret
Function at 0x100d7920
Capabilities:
Create new key via cryptacquirecontext
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push 0xf0000040
push 0x18
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x100d7952
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x800c
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
xor eax, eax
pop esi
pop ebp
ret

Function at 0x100d7a60
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
mov ebx, dword [ebp + 8]
push esi
mov ecx, dword [ebx + 0xc]
mov eax, dword [ebx + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [section..data]
mov esi, eax
add esp, 4
test esi, esi
jne 0x100d7a8d
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea ecx, [esi + 0xc]
mov dword [esi], ebx
mov dword [esi + 4], ecx
mov eax, dword [ebx + 0xc]
add eax, ecx
mov dword [esi + 8], eax
mov eax, dword [ebp + 0x10]
push edi
lea edi, [ebx + 4]
cmp eax, dword [ebx + 0x10]
jbe 0x100d7ad8
mov eax, dword [ebx]
push ecx
call eax
push dword [ebp + 0x10]
mov eax, dword [edi]
push dword [ebp + 0xc]
push dword [esi + 4]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebx + 0xc]
push dword [esi + 4]
mov dword [ebp - 8], eax
push eax
mov eax, dword [ebx + 8]
call eax
mov eax, dword [ebx + 0x14]
add esp, 0x18
mov dword [ebp + 0x10], eax
jmp 0x100d7ade
mov eax, dword [ebp + 0xc]
mov dword [ebp - 8], eax
push dword [esi + 4]
mov eax, dword [ebx]
call eax
push dword [esi + 8]
mov eax, dword [ebx]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x100d7b39
mov ebx, dword [ebp - 8]
mov dword [ebp - 0xc], eax
nop
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp - 1], al
lea eax, [ebp - 1]
push 1
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp - 1], al
lea eax, [ebp - 1]
push 1
push eax
push dword [esi + 8]
mov eax, dword [edi]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x100d7b00
mov ebx, dword [ebp - 0xc]
mov eax, dword [ebp + 8]
cmp ebx, dword [eax + 0x10]
jae 0x100d7b69
mov eax, dword [edi]
push 1
push 0x100e7914
push dword [esi + 4]
call eax
mov eax, dword [edi]
push 1
push 0x100e7915
push dword [esi + 8]
call eax
mov eax, dword [ebp + 8]
inc ebx
add esp, 0x18
cmp ebx, dword [eax + 0x10]
jb 0x100d7b41
pop edi
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x100d8840
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 0xc]
xor esi, esi
test edi, edi
je 0x100d888d
push ebx
mov ebx, dword [ebp + 8]
mov cl, byte [esi + ebx]
mov dl, cl
mov al, cl
shr dl, 1
and al, 0xfe
not dl
movzx eax, al
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
or cl, 1
test dl, 2
movzx ecx, cl
cmove ecx, eax
mov byte [esi + ebx], cl
inc esi
cmp esi, edi
jb 0x100d8852
pop ebx
pop edi
pop esi
pop ebp
ret
Function at 0x100d88e0
Capabilities:
Hash data using md4
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
push 0xf0000040
push 1
push 0
push 0
lea edi, [esi + 4]
mov dword [esi], 0
push esi
mov dword [edi], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x100d891f
push edi
push 0
push 0
push 0x8002
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
pop edi
pop esi
pop ebp
ret