joyce8/EMBER2024-capa huggingface dataset:
Function at 0x488fb0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
cmp dword [ebp + 0xc], 0x1f
mov eax, dword [ebp + 8]
push ebx
mov eax, dword [eax]
mov dword [ebp - 4], eax
mov ebx, dword [eax + 0x154]
jne 0x489106
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x488fe7
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x488ff2
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x488ffd
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
mov word [ebp - 0xc], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [ebp - 0x14], ax
cmp ecx, edi
jae 0x48902d
mov al, byte [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x48903a
mov al, byte [ebp - 0xb]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x489047
mov al, byte [ebp - 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x489054
mov al, byte [ebp - 0x13]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x48905f
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x48906a
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
lea esi, [ebx + 0x1cb0]
mov dword [ebx + 0x1eb4], eax
sub eax, esi
sub eax, 2
mov dword [edi], esi
mov edi, dword [ebp - 4]
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push edi
call fcn.00488820
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4890c2
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004666b0
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.00488ea0
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x489105
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004666b0
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x489260
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x5cb008]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x104]
push 0x80
push 0
push eax
mov dword [ebp - 0x90c], edi
call fcn.004306b0
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.004306b0
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x154]
mov eax, dword [esi + 0x1eb4]
sub eax, dword [esi + 0x1eb0]
add eax, 2
push eax
lea eax, [esi + 0x1cb0]
push eax
push 0x3c
push ebx
call fcn.00488820
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x489448
cmp ecx, 0x23
je 0x489422
cmp ecx, 0x27
jne 0x4894d6
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.00473ad0
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4893c1
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x489347
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4893af
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.0040c9c0
add esp, 0x10
test eax, eax
je 0x4893af
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.00473ad0
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x489340
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.00473ad0
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 + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x48941c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004666b0
add esp, 0xc
push edi
jmp 0x4894c4
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x489430
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x489469
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x489453
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.00473ad0
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4894c0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004666b0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.00488820
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00414f82
mov esp, ebp
pop ebp
ret
Function at 0x48a1d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90
mov eax, dword [0x5cb008]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov edi, dword [eax + 0x388]
mov ebx, dword [eax]
lea esi, [edi + 0x15c]
mov dword [ebp - 0x90], eax
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [edi + 0x154]
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 + 0x148], 0
mov dword [edi + 0x14c], eax
jne 0x48a263
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xc8]
push eax
call fcn.00430c20
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x148], eax
mov edx, dword [edi + 0x14c]
cmp edx, 4
jge 0x48a296
push str.Received_too_short_packet
push ebx
call fcn.004666b0
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.00414f82
mov esp, ebp
pop ebp
ret
push esi
call fcn.00489dd0
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x48a2b1
jmp dword [eax*4 + 0x48a3f8]
cmp edx, 4
jle case.0x48a2b1.4
push esi
call fcn.00489db0
movzx ecx, word [edi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x48a2b1.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push dword [ebp - 0x90]
call fcn.00466600
mov esi, eax
add esp, 0x10
test esi, esi
je 0x48a316
push 5
push edi
call fcn.0048ac10
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00414f82
mov esp, ebp
pop ebp
ret
mov eax, dword [edi + 0x14c]
sub eax, 4
cdq
add dword [ebx + 0xa0], eax
adc dword [ebx + 0xa4], edx
push dword [ebx + 0xa4]
push dword [ebx + 0xa0]
push ebx
call fcn.004714e0
jmp 0x48a3be
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x15c]
push eax
call fcn.00489db0
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.00489d80
add esp, 0xc
cmp eax, esi
jae case.0x48a2b1.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.00466790
jmp 0x48a3be
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.00489f80
add esp, 0xc
test eax, eax
je case.0x48a2b1.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00414f82
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x5677f4
push ebx
call fcn.004666b0
add esp, 0xc
push dword [ebp - 0x90]
call fcn.004717b0
add esp, 4
test eax, eax
je 0x48a283
push 5
push edi
call fcn.0048ac10
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.00414f82
mov esp, ebp
pop ebp
ret
Function at 0x48ac10
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov eax, dword [ecx + 0x10]
mov edx, dword [ecx]
mov eax, dword [eax]
cmp edx, 3
ja case.default.0x48ac22
jmp dword [edx*4 + 0x48ac78]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0048a6d0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0048a410
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0048ae20
push str.TFTP_finished
push 0x572098
push eax
call fcn.00466790
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x5677f4
push eax
call fcn.004666b0
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4941a0
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 0x4941d3
push 0x2e
push edi
call fcn.004311a0
add esp, 8
test eax, eax
je 0x4941d1
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4968e0
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 [0x5cba70]
mov edi, eax
add esp, 4
test edi, edi
jne 0x49690d
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 0x496954
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 dword [ebp + 0x10], ebx
jmp 0x49695a
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
push dword [edi + 4]
mov eax, dword [esi]
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 0x4969bb
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop word [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 0x496980
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x4969e7
mov eax, dword [esi + 4]
push 1
push str.6Stack_part_of_OpenSSL_1.0.2l__25_May_2017
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x57c067
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4969c0
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x497830
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 0xc]
push edi
push esi
push dword [esp + 0x10]
call fcn.00497970
mov edi, eax
add esp, 8
test edi, edi
jne 0x4978d6
push 0xaf
push str..crypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004a48a0
push 0x57c0d4
push esi
push 0x57c0d8
push dword [esp + 0x2c]
push str.fopen_
push 5
call fcn.004a3df0
add esp, 0x2c
call fcn.00440b31
cmp dword [eax], 2
je 0x4978b6
call fcn.00440b31
cmp dword [eax], 6
je 0x4978b6
push 0xb8
push str..crypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.004a48a0
add esp, 0x14
xor eax, eax
pop edi
pop esi
ret
push 0xb6
push str..crypto_bio_bss_file.c
push 0x80
push 0x6d
push 0x20
call fcn.004a48a0
add esp, 0x14
xor eax, eax
pop edi
pop esi
ret
push 0x5cbb10
call fcn.00497f50
mov esi, eax
add esp, 4
test esi, esi
jne 0x4978f7
push edi
call fcn.0043f6e4
add esp, 4
xor eax, eax
pop edi
pop esi
ret
push 0
push esi
call fcn.00497b80
push edi
push 1
push 0x6a
push esi
call fcn.00497bb0
add esp, 0x18
mov eax, esi
pop edi
pop esi
ret
Function at 0x4a1c80
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.004533b0
mov eax, dword [0x5cb008]
xor eax, esp
mov dword [esp + 0x470], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
xor ebx, ebx
mov dword [esp + 0x44], ebx
test edi, edi
jne 0x4a1cc5
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.00414f82
mov esp, ebp
pop ebp
ret
lea eax, [esp + 0x48]
push eax
push edi
call fcn.0055f0c7
add esp, 8
test eax, eax
js 0x4a1cae
mov eax, 8
call fcn.004533b0
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.004a1990
mov esi, dword [ebp + 0xc]
add esp, 0x10
test esi, esi
je 0x4a1cae
push 0x5677ac
push edi
call fcn.0043f8fd
add esp, 8
mov dword [esp + 0x40], eax
test eax, eax
je 0x4a1dc2
test dword [esp + 0x4e], 0x2000
je 0x4a1d41
push 0
push 4
mov ecx, 0x800
cmp esi, 0xffffffff
push 0
push eax
cmove esi, ecx
call fcn.00441b87
mov eax, dword [esp + 0x50]
add esp, 0x10
mov edi, 0x400
test esi, esi
jle 0x4a1d4f
cmp esi, edi
cmovl edi, esi
push eax
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.0043fdaf
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x4a1da3
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.004533b0
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push edi
push eax
call fcn.004a1990
add dword [esp + 0x54], ebx
add esp, 0x10
mov eax, dword [esp + 0x40]
test esi, esi
jle 0x4a1d41
sub esi, edi
test esi, esi
jg 0x4a1d41
push dword [esp + 0x40]
call fcn.0043f6e4
lea eax, [esp + 0x7c]
push 0x400
push eax
call fcn.004aca70
mov ebx, dword [esp + 0x50]
add esp, 0xc
mov ecx, dword [esp + 0x47c]
mov eax, ebx
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.00414f82
mov esp, ebp
pop ebp
ret
Function at 0x4adb50
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0x10]
xor dl, dl
test esi, esi
je 0x4adb77
mov eax, dword [esp + 8]
push edi
mov edi, dword [esp + 0x10]
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x4adb66
pop edi
movzx eax, dl
pop esi
ret

Function at 0x4adcc0
Capabilities:
Access the windows event log
Write file on windows

Disassembly:
mov eax, 0x10c
call fcn.004533b0
mov eax, dword [0x5cb008]
xor eax, esp
mov dword [esp + 0x108], eax
push esi
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov esi, eax
test esi, esi
je 0x4add5f
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x4add5f
lea eax, [esp + 0x118]
push eax
push 0
push dword [esp + 0x11c]
lea eax, [esp + 0x14]
push 0x100
push eax
call fcn.0040fc30
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.0043cd36
add esp, 0x1c
or ecx, 0xffffffff
test eax, eax
cmovs eax, ecx
lea ecx, [esp + 4]
push 0
push ecx
test eax, eax
mov ecx, 0x100
cmovs eax, ecx
push eax
lea eax, [esp + 0x14]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
mov ecx, dword [esp + 0x108]
xor ecx, esp
call fcn.00414f82
add esp, 0x10c
ret
lea eax, [esp + 0x118]
push eax
push 0
push dword [esp + 0x11c]
lea eax, [esp + 0x14]
push 0xff
push eax
call fcn.0040fc30
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.0043cd36
add esp, 0x1c
mov byte [esp + 0x107], 0
call fcn.004adb80
test eax, eax
jle 0x4addf3
push str.OpenSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
mov esi, eax
test esi, esi
je 0x4ade07
push 0
lea eax, [esp + 0xc]
mov dword [esp + 8], eax
lea eax, [esp + 8]
push eax
push 0
push 1
push 0
push 0
push 0
push 1
push esi
call dword [sym.imp.ADVAPI32.dll_ReportEventA]
push esi
call dword [sym.imp.ADVAPI32.dll_DeregisterEventSource]
pop esi
mov ecx, dword [esp + 0x108]
xor ecx, esp
call fcn.00414f82
add esp, 0x10c
ret
push 0x10
push str.OpenSSL:_FATAL
lea eax, [esp + 0x10]
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [esp + 0x10c]
pop esi
xor ecx, esp
call fcn.00414f82
add esp, 0x10c
ret
Function at 0x4f1730
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 0x14]
cmp dword [esp + 0x18], esi
jne 0x4f17f9
mov ecx, dword [esp + 0x10]
mov al, byte [ecx]
cmp al, 0x6a
je 0x4f1751
cmp al, 0x6b
jne 0x4f17f9
inc ecx
cmp al, 0x6b
jne 0x4f17bb
add esi, 0xfffffffd
xor eax, eax
test esi, esi
jle 0x4f1772
nop
mov dl, byte [ecx]
inc ecx
cmp dl, 0xba
je 0x4f1772
cmp dl, 0xbb
jne 0x4f179b
inc eax
cmp eax, esi
jl 0x4f1760
sub esi, eax
test eax, eax
jne 0x4f17be
push 0x83
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.004a48a0
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push 0x7b
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.004a48a0
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
add esi, 0xfffffffe
cmp byte [esi + ecx], 0xcc
je 0x4f17e7
push 0x8b
push str..crypto_rsa_rsa_x931.c
push 0x8b
push 0x80
push 4
call fcn.004a48a0
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push esi
push ecx
push dword [esp + 0x10]
call fcn.00430c20
add esp, 0xc
mov eax, esi
pop esi
ret
push 0x70
push str..crypto_rsa_rsa_x931.c
push 0x89
push 0x80
push 4
call fcn.004a48a0
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
Function at 0x4f9660
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x4f974c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x4f96dd
movzx ecx, byte [edi - 1]
movzx eax, byte [edi]
shl ecx, 8
or ecx, eax
movzx eax, byte [edi + 1]
shl ecx, 8
or ecx, eax
mov eax, ecx
shr eax, 0x12
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
mov eax, ecx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], al
mov eax, ecx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
and ecx, 0x3f
movzx eax, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
jmp 0x4f9731
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x4f96f1
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], cl
mov ecx, eax
shr ecx, 0xc
and ecx, 0x3f
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], cl
cmp esi, 1
jne 0x4f971b
lea eax, [esi + 0x3c]
jmp 0x4f9728
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
mov byte [edx], 0x3d
sub esi, 3
add ebx, 4
add edi, 3
inc edx
test esi, esi
jg 0x4f9680
pop edi
pop esi
mov eax, ebx
mov byte [edx], 0
pop ebx
ret
mov eax, dword [esp + 0xc]
pop esi
mov byte [eax], bl
mov eax, ebx
pop ebx
ret
Function at 0x4fce70
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.004533b0
mov eax, dword [0x5cb008]
xor eax, esp
mov dword [esp + 0x88], eax
mov edx, dword [esp + 0xa0]
xor eax, eax
push ebx
mov ebx, dword [esp + 0x9c]
push ebp
mov ebp, dword [esp + 0x9c]
push esi
mov esi, dword [esp + 0x9c]
push edi
mov edi, dword [esp + 0xac]
mov dword [esp + 0x10], edx
test edi, edi
je 0x4fced6
cmp edi, dword [esi]
je 0x4fcecd
test ebp, ebp
je 0x4fcf50
test ebx, ebx
js 0x4fcf50
mov eax, 1
mov dword [esi], edi
jmp 0x4fcedc
mov edi, dword [esi]
test edi, edi
je 0x4fcf50
test ebp, ebp
je 0x4fd06b
push edi
call fcn.004b1de0
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x4fcf10
push str.j____int_sizeof_ctx__key_
push 0x74
push str..cryptohmachmac.c
call fcn.004ade20
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, ebx
jge 0x4fcf6b
push dword [esp + 0x10]
lea eax, [esi + 4]
push edi
push eax
call fcn.0049db10
add esp, 0xc
test eax, eax
je 0x4fcf50
push ebx
push ebp
lea ebx, [esi + 4]
push ebx
call fcn.0049dcc0
add esp, 0xc
test eax, eax
je 0x4fcf50
lea ebp, [esi + 0x4c]
push ebp
lea eax, [esi + 0x50]
push eax
push ebx
call fcn.0049da70
add esp, 0xc
test eax, eax
jne 0x4fcf87
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00414f82
add esp, 0x8c
ret
cmp ebx, 0x80
ja 0x4fcf50
push ebx
lea eax, [esi + 0x50]
push ebp
push eax
call fcn.00430c20
lea ebp, [esi + 0x4c]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x4fcfaa
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x50]
add eax, ecx
push 0
push eax
call fcn.004306b0
add esp, 0xc
mov edx, dword [esp + 0x10]
xor ecx, ecx
mov al, byte [esi + ecx + 0x50]
xor al, 0x36
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x4fcfb0
push edx
lea ebx, [esi + 0x1c]
push edi
push ebx
call fcn.0049db10
add esp, 0xc
test eax, eax
je 0x4fcf50
push edi
call fcn.004b1de0
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.0049dcc0
add esp, 0x10
test eax, eax
je 0x4fcf50
xor ecx, ecx
nop dword [eax + eax]
mov al, byte [esi + ecx + 0x50]
xor al, 0x5c
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x4fd000
push dword [esp + 0x10]
lea ebx, [esi + 0x34]
push edi
push ebx
call fcn.0049db10
add esp, 0xc
test eax, eax
je 0x4fcf50
push edi
call fcn.004b1de0
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.0049dcc0
add esp, 0x10
test eax, eax
je 0x4fcf50
lea eax, [esi + 0x1c]
push eax
lea eax, [esi + 4]
push eax
call fcn.0049dd90
add esp, 8
test eax, eax
je 0x4fcf50
mov eax, 1
jmp 0x4fcf52
test eax, eax
je 0x4fd049
jmp 0x4fcfae