joyce8/EMBER2024-capa huggingface dataset:
Function at 0x49a040
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x5e10a4]
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.0043fcd0
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.0043fcd0
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.00499600
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x49a228
cmp ecx, 0x23
je 0x49a202
cmp ecx, 0x27
jne 0x49a2b6
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.0047a9f0
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x49a1a1
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x49a127
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x49a18f
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.00418840
add esp, 0x10
test eax, eax
je 0x49a18f
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.0047a9f0
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x49a120
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.0047a9f0
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 0x49a1fc
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00477480
add esp, 0xc
push edi
jmp 0x49a2a4
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x49a210
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x49a249
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x49a233
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.0047a9f0
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 0x49a2a0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00477480
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.00499600
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004273c3
mov esp, ebp
pop ebp
ret
Function at 0x49afb0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90
mov eax, dword [0x5e10a4]
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 0x49b043
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xc8]
push eax
call fcn.0043f750
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x148], eax
mov edx, dword [edi + 0x14c]
cmp edx, 4
jge 0x49b076
push str.Received_too_short_packet
push ebx
call fcn.00477480
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.004273c3
mov esp, ebp
pop ebp
ret
push esi
call fcn.0049abb0
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x49b091
jmp dword [eax*4 + 0x49b1d8]
cmp edx, 4
jle case.0x49b091.4
push esi
call fcn.0049ab90
movzx ecx, word [edi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x49b091.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push dword [ebp - 0x90]
call fcn.004773d0
mov esi, eax
add esp, 0x10
test esi, esi
je 0x49b0f6
push 5
push edi
call fcn.0049b9f0
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004273c3
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.004839d0
jmp 0x49b19e
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x15c]
push eax
call fcn.0049ab90
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.0049ab60
add esp, 0xc
cmp eax, esi
jae case.0x49b091.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.00477560
jmp 0x49b19e
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.0049ad60
add esp, 0xc
test eax, eax
je case.0x49b091.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004273c3
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x57cff8
push ebx
call fcn.00477480
add esp, 0xc
push dword [ebp - 0x90]
call fcn.00483ca0
add esp, 4
test eax, eax
je 0x49b063
push 5
push edi
call fcn.0049b9f0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.004273c3
mov esp, ebp
pop ebp
ret
Function at 0x49b9f0
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.0x49ba02
jmp dword [edx*4 + 0x49ba58]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0049b4b0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0049b1f0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.0049bc00
push str.TFTP_finished
push 0x5874f8
push eax
call fcn.00477560
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x57cff8
push eax
call fcn.00477480
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4a4c70
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 0x4a4ca3
push 0x2e
push edi
call fcn.00440710
add esp, 8
test eax, eax
je 0x4a4ca1
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4a73a0
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 [0x5e1b10]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4a73cd
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 0x4a7414
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 0x4a741a
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 0x4a747b
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 0x4a7440
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x4a74a7
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 0x591047
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4a7480
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4a82f0
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 0xc]
push edi
push esi
push dword [esp + 0x10]
call fcn.004a8430
mov edi, eax
add esp, 8
test edi, edi
jne 0x4a8396
push 0xaf
push str..crypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004b5440
push 0x5910d0
push esi
push 0x5910d4
push dword [esp + 0x2c]
push str.fopen_
push 5
call fcn.004b4990
add esp, 0x2c
call fcn.004529bd
cmp dword [eax], 2
je 0x4a8376
call fcn.004529bd
cmp dword [eax], 6
je 0x4a8376
push 0xb8
push str..crypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.004b5440
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.004b5440
add esp, 0x14
xor eax, eax
pop edi
pop esi
ret
push 0x5e1bb0
call fcn.004a8a10
mov esi, eax
add esp, 4
test esi, esi
jne 0x4a83b7
push edi
call fcn.0045050b
add esp, 4
xor eax, eax
pop edi
pop esi
ret
push 0
push esi
call fcn.004a8640
push edi
push 1
push 0x6a
push esi
call fcn.004a8670
add esp, 0x18
mov eax, esi
pop edi
pop esi
ret
Function at 0x4b2800
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.004273e0
mov eax, dword [0x5e10a4]
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 0x4b2845
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.004273c3
mov esp, ebp
pop ebp
ret
lea eax, [esp + 0x48]
push eax
push edi
call fcn.0056f937
add esp, 8
test eax, eax
js 0x4b282e
mov eax, 8
call fcn.004273e0
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.004b2510
mov esi, dword [ebp + 0xc]
add esp, 0x10
test esi, esi
je 0x4b282e
push 0x57cfb0
push edi
call fcn.00450724
add esp, 8
mov dword [esp + 0x40], eax
test eax, eax
je 0x4b2942
test dword [esp + 0x4e], 0x2000
je 0x4b28c1
push 0
push 4
mov ecx, 0x800
cmp esi, 0xffffffff
push 0
push eax
cmove esi, ecx
call fcn.00455c58
mov eax, dword [esp + 0x50]
add esp, 0x10
mov edi, 0x400
test esi, esi
jle 0x4b28cf
cmp esi, edi
cmovl edi, esi
push eax
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.00450bd6
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x4b2923
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.004273e0
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push edi
push eax
call fcn.004b2510
add dword [esp + 0x54], ebx
add esp, 0x10
mov eax, dword [esp + 0x40]
test esi, esi
jle 0x4b28c1
sub esi, edi
test esi, esi
jg 0x4b28c1
push dword [esp + 0x40]
call fcn.0045050b
lea eax, [esp + 0x7c]
push 0x400
push eax
call fcn.004bd5d0
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.004273c3
mov esp, ebp
pop ebp
ret
Function at 0x4be6b0
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0x10]
xor dl, dl
test esi, esi
je 0x4be6d7
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 0x4be6c6
pop edi
movzx eax, dl
pop esi
ret

Function at 0x4be820
Capabilities:
Access the windows event log
Write file on windows

Disassembly:
mov eax, 0x10c
call fcn.004273e0
mov eax, dword [0x5e10a4]
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 0x4be8bf
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x4be8bf
lea eax, [esp + 0x118]
push eax
push 0
push dword [esp + 0x11c]
lea eax, [esp + 0x14]
push 0x100
push eax
call fcn.0040c5a0
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.00447d7f
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.004273c3
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.0040c5a0
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.00447d7f
add esp, 0x1c
mov byte [esp + 0x107], 0
call fcn.004be6e0
test eax, eax
jle 0x4be953
push str.OpenSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
mov esi, eax
test esi, esi
je 0x4be967
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.004273c3
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.004273c3
add esp, 0x10c
ret
Function at 0x502230
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 0x14]
cmp dword [esp + 0x18], esi
jne 0x5022f9
mov ecx, dword [esp + 0x10]
mov al, byte [ecx]
cmp al, 0x6a
je 0x502251
cmp al, 0x6b
jne 0x5022f9
inc ecx
cmp al, 0x6b
jne 0x5022bb
add esi, 0xfffffffd
xor eax, eax
test esi, esi
jle 0x502272
nop
mov dl, byte [ecx]
inc ecx
cmp dl, 0xba
je 0x502272
cmp dl, 0xbb
jne 0x50229b
inc eax
cmp eax, esi
jl 0x502260
sub esi, eax
test eax, eax
jne 0x5022be
push 0x83
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.004b5440
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.004b5440
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
add esi, 0xfffffffe
cmp byte [esi + ecx], 0xcc
je 0x5022e7
push 0x8b
push str..crypto_rsa_rsa_x931.c
push 0x8b
push 0x80
push 4
call fcn.004b5440
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push esi
push ecx
push dword [esp + 0x10]
call fcn.0043f750
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.004b5440
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
Function at 0x50a170
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x50a25c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x50a1ed
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 0x50a241
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x50a201
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 0x50a22b
lea eax, [esi + 0x3c]
jmp 0x50a238
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 0x50a190
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 0x50d900
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.004273e0
mov eax, dword [0x5e10a4]
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 0x50d966
cmp edi, dword [esi]
je 0x50d95d
test ebp, ebp
je 0x50d9e0
test ebx, ebx
js 0x50d9e0
mov eax, 1
mov dword [esi], edi
jmp 0x50d96c
mov edi, dword [esi]
test edi, edi
je 0x50d9e0
test ebp, ebp
je 0x50dafb
push edi
call fcn.004c2920
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x50d9a0
push str.j____int_sizeof_ctx__key_
push 0x74
push str..cryptohmachmac.c
call fcn.004be980
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, ebx
jge 0x50d9fb
push dword [esp + 0x10]
lea eax, [esi + 4]
push edi
push eax
call fcn.004ae5c0
add esp, 0xc
test eax, eax
je 0x50d9e0
push ebx
push ebp
lea ebx, [esi + 4]
push ebx
call fcn.004ae770
add esp, 0xc
test eax, eax
je 0x50d9e0
lea ebp, [esi + 0x4c]
push ebp
lea eax, [esi + 0x50]
push eax
push ebx
call fcn.004ae520
add esp, 0xc
test eax, eax
jne 0x50da17
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004273c3
add esp, 0x8c
ret
cmp ebx, 0x80
ja 0x50d9e0
push ebx
lea eax, [esi + 0x50]
push ebp
push eax
call fcn.0043f750
lea ebp, [esi + 0x4c]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x50da3a
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x50]
add eax, ecx
push 0
push eax
call fcn.0043fcd0
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 0x50da40
push edx
lea ebx, [esi + 0x1c]
push edi
push ebx
call fcn.004ae5c0
add esp, 0xc
test eax, eax
je 0x50d9e0
push edi
call fcn.004c2920
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004ae770
add esp, 0x10
test eax, eax
je 0x50d9e0
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 0x50da90
push dword [esp + 0x10]
lea ebx, [esi + 0x34]
push edi
push ebx
call fcn.004ae5c0
add esp, 0xc
test eax, eax
je 0x50d9e0
push edi
call fcn.004c2920
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004ae770
add esp, 0x10
test eax, eax
je 0x50d9e0
lea eax, [esi + 0x1c]
push eax
lea eax, [esi + 4]
push eax
call fcn.004ae840
add esp, 8
test eax, eax
je 0x50d9e0
mov eax, 1
jmp 0x50d9e2
test eax, eax
je 0x50dad9
jmp 0x50da3e
Function at 0x50ee50
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x6c
call fcn.004273e0
mov eax, dword [0x5e10a4]
xor eax, esp
mov dword [esp + 0x68], eax
mov eax, dword [esp + 0x74]
push ebx
mov dword [esp + 0xc], eax
xor ebx, ebx
mov eax, dword [esp + 0x7c]
push ebp
mov ebp, dword [esp + 0x78]
push esi
mov dword [esp + 0x10], eax
xor esi, esi
mov dword [eax], ebx
lea eax, [esp + 0x1c]
push edi
mov edi, dword [esp + 0x8c]
push eax
call fcn.004ae9e0
lea eax, [esp + 0x24]
push ebp
push eax
call fcn.004ae840
add esp, 0xc
test eax, eax
je 0x50ef52
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x28]
push eax
call fcn.004ae520
add esp, 0xc
test eax, eax
je 0x50ef52
lea eax, [esp + 0x20]
push eax
call fcn.004ae780
mov esi, dword [ebp]
add esp, 4
test byte [esi + 0xc], 4
je 0x50ef70
push edi
call fcn.004af210
push ebx
push edi
mov dword [esp + 0x1c], eax
call fcn.004c2bd0
mov esi, eax
add esp, 0xc
test esi, esi
je 0x50ef52
push esi
call fcn.00515490
add esp, 4
test eax, eax
jle 0x50ef52
push dword [ebp]
push ebx
push 1
push 0xf8
push 0xffffffffffffffff
push esi
call fcn.004c2980
add esp, 0x18
test eax, eax
jle 0x50ef52
push dword [esp + 0x1c]
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x18]
push eax
push dword [esp + 0x24]
push esi
call fcn.005153a0
add esp, 0x14
test eax, eax
jle 0x50ef52
mov ecx, dword [esp + 0x14]
mov ebx, 1
mov eax, dword [esp + 0x10]
mov dword [ecx], eax
push esi
call fcn.004c2b70
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.004273c3
add esp, 0x6c
ret
xor eax, eax
lea ecx, [esi + 0x2c]
mov edx, dword [ecx]
test edx, edx
je 0x50ef88
cmp dword [edi], edx
je 0x50efb2
inc eax
add ecx, 4
cmp eax, 4
jl 0x50ef75
push 0x7b
push str..cryptoevpp_sign.c
push 0x6e
push 0x6b
push 6
call fcn.004b5440
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.004273c3
add esp, 0x6c
ret
mov eax, dword [esi + 0x24]
test eax, eax
jne 0x50efe6
push 0x80
push str..cryptoevpp_sign.c
push 0x68
push 0x6b
push 6
call fcn.004b5440
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.004273c3
add esp, 0x6c
ret
push dword [edi + 0x14]
mov ecx, dword [esp + 0x18]
push ecx
push dword [esp + 0x20]
lea ecx, [esp + 0x44]
push dword [esp + 0x28]
push ecx
push dword [esi]
call eax
mov ecx, dword [esp + 0x90]
add esp, 0x18
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004273c3
add esp, 0x6c
ret