joyce8/EMBER2024-capa huggingface dataset:
Function at 0x52bff0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c8
mov eax, dword [0x6b306c]
xor eax, ebp
mov dword [ebp - 4], eax
cmp byte [0x6bffcd], 0
push ebx
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x158], ebx
jne 0x52c026
call fcn.0052c860
test al, al
je 0x52c037
mov byte [0x6bffcd], 1
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040c879
mov esp, ebp
pop ebp
ret
mov eax, dword [ebx + 0x5a8]
test eax, eax
je 0x52c058
push 0x400
push eax
call fcn.0055bbb0
add esp, 8
call fcn.0052c860
test al, al
jne 0x52c026
push esi
push edi
nop word [eax + eax]
mov ebx, 2
mov dword [ebp - 0x150], 4
lea eax, [ebp - 0x44]
mov dword [ebp - 0x148], ebx
mov dword [ebp - 0x14c], eax
nop
lea eax, [ebp - 0x188]
push eax
call fcn.0051b6d0
push 0
push 1
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x178], xmm0
movups xmmword [ebp - 0x168], xmm0
call fcn.00524f20
lea eax, [ebp - 0x198]
push eax
call fcn.0051b6d0
mov esi, dword [eax + 8]
lea eax, [ebp - 0x1a8]
push eax
call fcn.0051b6d0
add esp, 0x14
mov ecx, eax
mov eax, esi
inc ebx
cdq
mov dword [ebp - 0x154], ebx
add eax, dword [ecx]
push 0
adc edx, dword [ecx + 4]
push ebx
push edx
push eax
call fcn.0040d560
movups xmm1, xmmword [ebp - 0x178]
mov esi, dword [ebp - 0x148]
mov edi, eax
mov ebx, edx
dec esi
movaps xmm0, xmm1
movd eax, xmm1
psrldq xmm0, 4
movd ecx, xmm0
shld ebx, edi, 8
push ecx
push eax
push 0
push esi
shl edi, 8
call fcn.0040d560
xor edi, eax
xor ebx, edx
lea eax, [ebp - 0x1b8]
mov dword [ebp - 0x168], edi
push eax
mov dword [ebp - 0x164], ebx
call fcn.0051b6d0
lea esi, [eax + 8]
lea eax, [ebp - 0x1c8]
push eax
call fcn.0051b6d0
mov edx, dword [ebp - 0x148]
add esp, 8
mov ebx, dword [ebp - 0x154]
mov dword [ebp - 0x148], ebx
mov ecx, dword [eax]
add ecx, dword [esi]
lea eax, [edx + 2]
imul edx, dword [ebp - 0x160]
imul ecx, eax
mov eax, dword [ebp - 0x14c]
shl ecx, 0x10
xor ecx, edx
mov dword [ebp - 0x160], ecx
movups xmm0, xmmword [ebp - 0x168]
movups xmmword [eax], xmm0
add eax, 0x10
sub dword [ebp - 0x150], 1
mov dword [ebp - 0x14c], eax
jne 0x52c080
movsd xmm0, qword [0x64bda0]
lea eax, [ebp - 0x44]
sub esp, 8
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.0055b7f0
add esp, 0x10
call fcn.0052c860
test al, al
je 0x52c060
lea eax, [ebp - 0x144]
mov byte [ebp - 0x144], 0
push 0x100
push eax
call fcn.0055ba00
add esp, 8
cmp byte [ebp - 0x144], 0
pop edi
pop esi
je 0x52c206
lea eax, [ebp - 0x144]
push 0x400
push eax
call fcn.0055bbb0
add esp, 8
call fcn.0052c860
test al, al
jne 0x52c026
push str.libcurl_is_now_using_a_weak_random_seed__n
push dword [ebp - 0x158]
call fcn.00515c40
add esp, 8
call fcn.0052c860
xor edx, edx
mov ecx, 0x23
test al, al
pop ebx
cmovne ecx, edx
mov eax, ecx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040c879
mov esp, ebp
pop ebp
ret

Function at 0x52dde0
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.0052dd50
Function at 0x533aa0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x6b306c]
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 + 0x14c]
push eax
mov dword [ebp - 0x8c], eax
mov dword [ebp - 0x88], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x533b14
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.005164f0
add esp, 0xc
cmp esi, 0xffffffff
jne 0x533b4d
push str.Error_accept__ing_server_connect
push edi
call fcn.00515b80
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040c879
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push edi
call fcn.00515c40
push 1
push esi
mov byte [ebx + 0x24e], 0
mov dword [ebx + 0x14c], esi
call fcn.00523970
add esp, 0x10
mov byte [ebx + 0x261], 1
cmp dword [edi + 0x1b8], 0
je 0x533bca
push 1
push edi
call fcn.00507860
mov eax, dword [edi + 0x1b8]
push 1
push esi
push dword [edi + 0x1bc]
call eax
push 0
push edi
mov esi, eax
call fcn.00507860
add esp, 0x1c
test esi, esi
je 0x533bca
push ebx
push edi
call fcn.00534010
add esp, 8
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040c879
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.0040c879
mov esp, ebp
pop ebp
ret

Function at 0x536000
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 0x536032
push str.Couldnt_set_desired_mode
push esi
call fcn.00515b80
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
pop ebp
ret
cmp ecx, 0xc8
je 0x536049
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push esi
call fcn.00515c40
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x536062
push ebx
push esi
call fcn.00535ca0
add esp, 8
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x14
jne 0x536077
push esi
call fcn.00534cc0
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x15
jne 0x53608c
push esi
call fcn.00535c80
add esp, 4
mov edi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x16
jne 0x53609c
push esi
call fcn.00535ee0
add esp, 4
mov edi, eax
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x53c2d0
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 + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x53c318
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00515b80
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push esi
call fcn.0053bb80
add esp, 0x10
pop esi
pop ebx
pop ebp
ret

Function at 0x53c450
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 eax, dword [ebx + 0x134]
mov ecx, dword [ebx + 0xc]
mov dword [ebp - 4], eax
mov dword [ebp - 8], ecx
jne 0x53c5ae
push edi
lea ecx, [eax + 0x1cb4]
lea edi, [eax + 0x1eb4]
mov dword [edi], ecx
cmp ecx, edi
jae 0x53c4a1
mov byte [ecx], 0xff
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x53c4a1
mov byte [ecx], 0xfa
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x53c4a1
mov byte [ecx], 0x1f
inc dword [edi]
movzx eax, word [eax + 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 0x53c50d
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x53c50d
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x53c50d
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x53c50d
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x53c50d
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x53c50d
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.0053bc80
add esp, 0x10
lea eax, [esi + 0x1cb4]
push 0
push 3
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x148]
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x53c56b
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00515b80
add esp, 0xc
push 4
lea eax, [esi + 0x1cb7]
push eax
push ebx
call fcn.0053c330
add esp, 0xc
lea eax, [esi + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [ebp - 8]
push dword [eax + 0x148]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x53c5ad
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00515b80
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x53c710
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x6b306c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x104]
push esi
push edi
push 0x80
push 0
push eax
mov dword [ebp - 0x908], ebx
call fcn.004d7fc0
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.004d7fc0
mov esi, dword [ebx + 0x134]
mov edi, dword [ebx + 0xc]
mov dword [ebp - 0x90c], edi
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.0053bc80
mov eax, dword [esi + 0x1eb4]
add esp, 0x28
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb4], eax
cmp cl, 0x18
je 0x53c8f8
cmp cl, 0x23
je 0x53c8d2
cmp cl, 0x27
jne 0x53c986
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.00519460
mov esi, dword [esi + 0x1cb0]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x53c871
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x53c7f7
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x53c85f
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.004ad334
add esp, 0x10
test eax, eax
je 0x53c85f
lea eax, [ebp - 0x84]
push eax
push 1
lea eax, [ebp - 0x104]
push eax
push 0
mov eax, 0x800
sub eax, edi
push str._c_s_c_s
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.00519460
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x53c7f0
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push str._c_c
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.00519460
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x904]
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x53c8cc
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00515b80
add esp, 0xc
push edi
jmp 0x53c974
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x53c8e0
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x53c919
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x53c903
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, [ebp - 0x904]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.00519460
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x53c970
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00515b80
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.0053bc80
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0040c879
mov esp, ebp
pop ebp
ret
Function at 0x53d650
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x6b306c]
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 + 0x300]
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 0x53d6de
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.004d8190
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x53d711
push str.Received_too_short_packet
push ebx
call fcn.00515b80
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.0040c879
mov esp, ebp
pop ebp
ret
push esi
call fcn.0053d240
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x53d72c
jmp dword [eax*4 + 0x53d86c]
cmp edx, 4
jle case.0x53d72c.4
push esi
call fcn.0053d220
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x53d72c.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.00515ac0
mov esi, eax
add esp, 0x10
test esi, esi
je 0x53d78f
push 5
push edi
call fcn.0053e0b0
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040c879
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.00523af0
jmp 0x53d837
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x148]
push eax
call fcn.0053d220
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.0053e1e0
add esp, 0xc
cmp eax, esi
jae case.0x53d72c.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.00515c40
jmp 0x53d837
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.0053d400
add esp, 0xc
test eax, eax
je case.0x53d72c.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040c879
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x64b968
push ebx
call fcn.00515b80
add esp, 0xc
push ebx
call fcn.00523dd0
add esp, 4
test eax, eax
je 0x53d6fe
push 5
push edi
call fcn.0053e0b0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0040c879
mov esp, ebp
pop ebp
ret
Function at 0x53e0b0
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.0x53e0c0
jmp dword [edx*4 + 0x53e114]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0053db60
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0053d880
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0053e310
push str.TFTP_finished
push 0x646580
push ecx
call fcn.00515c40
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x64b968
push ecx
call fcn.00515b80
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x547700
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 0x547733
push 0x2e
push edi
call fcn.004d9f60
add esp, 8
test eax, eax
je 0x547731
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x549080
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
mov esi, dword [ebp + 8]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x6b3dfc]
mov edi, eax
add esp, 4
test edi, edi
jne 0x5490ad
pop edi
pop esi
mov esp, ebp
pop ebp
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [ebp + 0x10]
mov dword [edi + 8], eax
cmp ebx, dword [esi + 0x10]
jbe 0x5490f7
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [ebp + 0xc]
push dword [edi + 4]
call eax
mov eax, dword [edi + 8]
add eax, dword [esi + 0xc]
push dword [edi + 4]
mov dword [ebp - 4], eax
push eax
mov eax, dword [esi + 8]
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov ecx, dword [edi + 4]
mov dword [ebp + 0x10], ebx
jmp 0x5490fd
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
mov eax, dword [esi]
push ecx
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x54915b
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop dword [eax + eax]
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x549120
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x549187
mov eax, dword [esi + 4]
push 1
push 0x64f9a0
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x64f9a1
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x549160
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x54bc00
Capabilities:
Compute adler32 checksum

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.0054bc10

Function at 0x54be90
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.0054bea0

Function at 0x550a40
Capabilities:
Check if file exists

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
push esi
push dword [esp + 0x14]
call fcn.005668a0
push 0x62
push esi
mov edi, eax
mov ebx, 1
call fcn.004d9f60
add esp, 0x10
mov ecx, 0x11
test eax, eax
cmove ebx, ecx
test edi, edi
jne 0x550af7
push 0x4a
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.0055d870
push 0x651fd8
push esi
push 0x651fdc
push dword [esp + 0x30]
push str.fopen_
push 5
call fcn.0055cfe0
add esp, 0x2c
call fcn.004e05e6
cmp dword [eax], 2
je 0x550ad9
call fcn.004e05e6
cmp dword [eax], 6
je 0x550ad9
push 0x53
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.0055d870
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x51
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 0x80
push 0x6d
push 0x20
call fcn.0055d870
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x651f74
call fcn.00551050
mov esi, eax
add esp, 4
test esi, esi
jne 0x550b19
push edi
call fcn.004ea4e7
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push esi
call fcn.00550c20
push edi
push ebx
push 0x6a
push esi
call fcn.00550c50
add esp, 0x18
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x55ba00
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x10
call fcn.0040dc20
mov eax, dword [0x6b306c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
xor edi, edi
mov dword [ebp - 0xc], 1
push edi
push edi
push str.RANDFILE
mov dword [ebp - 8], str.RANDFILE
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov ebx, dword [ebp + 8]
mov esi, eax
test esi, esi
jne 0x55ba91
push edi
push edi
push str.HOME
mov dword [ebp - 8], str.HOME
mov dword [ebp - 0xc], edi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
jne 0x55ba91
push eax
push eax
push str.USERPROFILE
mov dword [ebp - 8], str.USERPROFILE
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
jne 0x55ba91
push eax
push eax
push str.SYSTEMROOT
mov dword [ebp - 8], str.SYSTEMROOT
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
je 0x55bb09
lea eax, [esi + esi]
call fcn.0040d530
mov eax, esp
push esi
push eax
push dword [ebp - 8]
mov dword [ebp - 0x10], eax
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
cmp eax, esi
jae 0x55baf7
push 0
push 0
push 0
push 0
push 0xffffffffffffffff
push dword [ebp - 0x10]
push 0
push 0xfde9
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov dword [ebp - 8], eax
test eax, eax
je 0x55baf7
call fcn.0040d530
mov esi, esp
push 0
push 0
push dword [ebp - 8]
push esi
push 0xffffffffffffffff
push dword [ebp - 0x10]
push 0
push 0xfde9
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov edi, eax
neg edi
sbb edi, edi
and edi, esi
mov edx, dword [ebp - 0xc]
test edx, edx
jne 0x55bb12
test edi, edi
jne 0x55bb16
mov edi, 0x653710
jmp 0x55bb1b
mov edx, edi
mov edi, 0x653710
jmp 0x55bb1b
test edi, edi
je 0x55bb88
cmp byte [edi], 0
je 0x55bb88
mov ecx, edi
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x55bb20
sub ecx, esi
mov esi, dword [ebp + 0xc]
test edx, edx
je 0x55bb5c
lea eax, [ecx + 1]
cmp eax, esi
jae 0x55bb5c
push esi
push edi
push ebx
call fcn.00566820
add esp, 0xc
cmp eax, esi
jb 0x55bb8b
xor eax, eax
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040c879
mov esp, ebp
pop ebp
ret
lea eax, [ecx + 6]
cmp eax, esi
jae 0x55bb8b
push esi
push edi
push ebx
call fcn.00566820
push esi
push 0x653714
push ebx
call fcn.005667c0
push esi
push str..rnd
push ebx
call fcn.005667c0
add esp, 0x24
jmp 0x55bb8b
mov byte [ebx], 0
xor eax, eax
cmp byte [ebx], al
cmovne eax, ebx
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040c879
mov esp, ebp
pop ebp
ret
Function at 0x55bbb0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.0040dc20
mov eax, dword [0x6b306c]
xor eax, esp
mov dword [esp + 0x470], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
xor edi, edi
mov dword [esp + 0x44], edi
test eax, eax
jne 0x55bbf5
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.0040c879
mov esp, ebp
pop ebp
ret
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x55bbde
push 0x6536bc
push eax
call fcn.005668a0
mov ebx, eax
add esp, 8
mov dword [esp + 0x40], ebx
test ebx, ebx
je 0x55bd15
push 0x30
lea eax, [esp + 0x4c]
push 0
push eax
call fcn.004d7fc0
add esp, 0xc
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.004f54be
add esp, 4
push eax
call fcn.0054e853
add esp, 8
test eax, eax
js 0x55bd0c
mov eax, 8
call fcn.0040dc20
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.0055b7f0
add esp, 0x10
test dword [esp + 0x4e], 0x2000
je 0x55bc90
mov eax, 0x800
cmp esi, 0xffffffff
push 0
push ebx
cmove esi, eax
call fcn.0061b748
add esp, 8
nop dword [eax]
mov edi, 0x400
test esi, esi
jle 0x55bc9e
cmp esi, edi
cmovl edi, esi
push ebx
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.004ea789
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x55bcf2
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.0040dc20
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push ebx
push eax
call fcn.0055b7f0
add dword [esp + 0x54], ebx
add esp, 0x10
mov ebx, dword [esp + 0x40]
test esi, esi
jle 0x55bc90
sub esi, edi
test esi, esi
jg 0x55bc90
lea eax, [esp + 0x78]
push 0x400
push eax
call fcn.005663d0
mov ebx, dword [esp + 0x48]
add esp, 8
mov edi, dword [esp + 0x44]
push ebx
call fcn.004ea4e7
add esp, 4
mov ecx, dword [esp + 0x47c]
mov eax, edi
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0040c879
mov esp, ebp
pop ebp
ret