joyce8/EMBER2024-capa huggingface dataset:
Function at 0x44b680
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
cmp edi, 8
jl 0x44b739
push ebx
mov ebx, edi
shr ebx, 3
mov eax, ebx
neg eax
lea edi, [edi + eax*8]
mov eax, dword [esp + 0x10]
movzx edx, byte [esi]
movzx ecx, byte [esi + 1]
shl edx, 8
or edx, ecx
movzx ecx, byte [esi + 2]
shl edx, 8
or edx, ecx
movzx ecx, byte [esi + 3]
shl edx, 8
or edx, ecx
xor eax, edx
mov edx, eax
mov ecx, eax
shr edx, 0x10
and edx, 0xff
shr ecx, 8
and ecx, 0xff
mov edx, dword [edx*4 + 0x51f618]
xor edx, dword [ecx*4 + 0x51f218]
mov ecx, eax
shr ecx, 0x18
movzx eax, al
xor edx, dword [ecx*4 + 0x51fa18]
movzx ecx, byte [esi + 6]
xor edx, dword [ecx*4 + 0x51e218]
movzx ecx, byte [esi + 5]
xor edx, dword [ecx*4 + 0x51e618]
movzx ecx, byte [esi + 7]
xor edx, dword [ecx*4 + 0x51de18]
movzx ecx, byte [esi + 4]
add esi, 8
xor edx, dword [ecx*4 + 0x51ea18]
xor edx, dword [eax*4 + 0x51ee18]
mov eax, edx
dec ebx
jne 0x44b6a4
pop ebx
jmp 0x44b73d
mov eax, dword [esp + 0xc]
test edi, edi
je 0x44b75b
movzx ecx, byte [esi]
lea esi, [esi + 1]
mov edx, eax
shl eax, 8
shr edx, 0x18
xor edx, ecx
xor eax, dword [edx*4 + 0x51de18]
dec edi
jne 0x44b741
pop edi
pop esi
ret
Function at 0x450de9
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 8]
push esi
call fcn.004518ec
cmp dword [esi + 0x14], 0
pop ecx
je 0x450e50
mov ecx, dword [esi + 0x10]
mov eax, dword [esi]
push ebx
mov ebx, dword [esi + 0x20]
push ebp
mov ebp, dword [eax + ecx*4]
cmp ebx, dword [esi + 0x14]
jae 0x450e4e
mov eax, dword [esi + 0x18]
mov dword [esp + 0x10], eax
push 0x18
pop ecx
sub ecx, ebx
shr eax, 8
mov edx, ebp
add ebx, 8
shr edx, cl
and edx, 0xff
xor edx, eax
mov eax, dword [esp + 0x10]
movzx eax, al
shl eax, 8
movzx ecx, word [edx*2 + 0x5211a0]
xor eax, ecx
mov dword [esi + 0x20], ebx
mov dword [esp + 0x10], eax
mov dword [esi + 0x18], eax
cmp ebx, dword [esi + 0x14]
jb 0x450e14
pop ebp
pop ebx
mov ax, word [esi + 0x18]
pop esi
ret

Function at 0x454f42
Capabilities:
Encode data using xor

Disassembly:
mov ecx, dword [esp + 0xc]
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
cmp edi, 2
jb 0x454fda
push ebp
mov ebp, edi
shr ebp, 1
mov eax, dword [esi]
sub edi, 2
mov edx, dword [esi + 4]
shr eax, 0x10
xor ecx, eax
movzx ebx, cx
mov ecx, edx
shr ecx, 0x18
mov eax, ebx
shr eax, 8
mov cx, word [ecx*2 + 0x5217a0]
xor cx, word [eax*2 + 0x521fa0]
movzx eax, byte [esi + 5]
xor cx, word [eax*2 + 0x5213a0]
movzx eax, byte [esi + 6]
xor cx, word [eax*2 + 0x5215a0]
movzx eax, byte [esi + 1]
xor cx, word [eax*2 + 0x521ba0]
movzx eax, dl
xor cx, word [eax*2 + 0x5211a0]
movzx eax, bl
xor cx, word [eax*2 + 0x521da0]
mov eax, dword [esi]
add esi, 8
movzx eax, al
xor cx, word [eax*2 + 0x5219a0]
movzx ecx, cx
dec ebp
jne 0x454f5f
pop ebp
test edi, edi
je 0x45501c
mov ebx, dword [esi]
mov eax, ebx
shr eax, 0x10
xor ecx, eax
movzx eax, byte [esi + 1]
movzx edx, cx
mov ecx, edx
shr ecx, 8
mov cx, word [ecx*2 + 0x5217a0]
xor cx, word [eax*2 + 0x5213a0]
movzx eax, bl
xor cx, word [eax*2 + 0x5211a0]
movzx eax, dl
xor cx, word [eax*2 + 0x5215a0]
movzx ecx, cx
pop edi
pop esi
mov ax, cx
pop ebx
ret

Function at 0x455023
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 8]
xor al, al
test edx, edx
je 0x455045
push esi
mov esi, dword [esp + 8]
movzx ecx, byte [esi]
movzx eax, al
xor ecx, eax
inc esi
mov al, byte [ecx + 0x5221a0]
dec edx
jne 0x455032
pop esi
ret
Function at 0x464120
Capabilities:
Query environment variable

Disassembly:
push ecx
push ebx
push ebp
mov ebp, dword [esp + 0x14]
lea eax, [esp + 0x18]
push esi
mov esi, dword [esp + 0x14]
push edi
mov edi, dword [esp + 0x20]
push 0
push edi
push eax
push ebp
push esi
call fcn.00466b10
mov ebx, eax
add esp, 0x14
test ebx, ebx
je 0x46417f
movzx ecx, word [ebp]
push ecx
push esi
call fcn.0045f960
add esp, 8
test eax, eax
je 0x464160
mov eax, dword [eax + 0x1c]
jmp 0x464165
mov eax, str.unknown_tagname
push 0
push eax
push str.TIFFFetchStripThing
push ebx
push esi
call fcn.004671f0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
cmp dword [ebp + 0xc], 0
ja 0x46427b
jb 0x464194
cmp dword [ebp + 8], edi
jae 0x46427b
movzx eax, word [ebp]
push eax
push esi
call fcn.0045f960
push str.LIBTIFF_STRILE_ARRAY_MAX_RESIZE_COUNT
mov dword [esp + 0x1c], eax
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 0xc
mov ebx, 0xf4240
test eax, eax
je 0x4641c6
push eax
call dword [sym.imp.MSVCRT.dll_atoi]
add esp, 4
mov ebx, eax
mov eax, dword [esp + 0x10]
test eax, eax
je 0x4641d3
mov ecx, dword [eax + 0x1c]
jmp 0x4641d8
mov ecx, str.unknown_tagname
push ecx
cmp edi, ebx
jbe 0x4641f4
push str.Incorrect_count_for___s_
push str.TIFFFetchStripThing
push dword [esi + 0x304]
call fcn.0045f8b0
jmp 0x464209
push str.Incorrect_count_for___s___tag_ignored
push str.TIFFFetchStripThing
push dword [esi + 0x304]
call fcn.0045f0c0
add esp, 0x10
cmp edi, ebx
jbe 0x464224
push dword [esp + 0x20]
call sub.MSVCRT.dll_free
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
push str.for_strip_array
push 8
push edi
push esi
call fcn.00461060
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x464210
mov eax, dword [ebp + 8]
mov esi, dword [esp + 0x20]
shl eax, 3
push eax
push esi
push ebx
call fcn.00455400
mov eax, dword [ebp + 8]
sub edi, eax
shl edi, 3
push edi
push 0
lea eax, [ebx + eax*8]
push eax
call fcn.00455410
push esi
call sub.MSVCRT.dll_free
mov eax, dword [esp + 0x40]
add esp, 0x1c
pop edi
pop esi
mov dword [eax], ebx
mov eax, 1
pop ebp
pop ebx
pop ecx
ret
mov eax, dword [esp + 0x24]
mov ebx, dword [esp + 0x20]
pop edi
pop esi
mov dword [eax], ebx
mov eax, 1
pop ebp
pop ebx
pop ecx
ret

Function at 0x46e430
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
lea eax, [esi + 0x290]
mov dword [eax], 0x46e240
push str.LIBTIFF_JPEG_MAX_ALLOWED_SCAN_NUMBER
mov dword [esi + 8], eax
mov dword [esi + 0x340], 0x64
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
test eax, eax
je 0x46e472
push eax
call dword [sym.imp.MSVCRT.dll_atoi]
add esp, 4
mov dword [esi + 0x340], eax
lea eax, [esi + 0x250]
push 0
push eax
call sub.MSVCRT.dll__setjmp3
add esp, 8
test eax, eax
je 0x46e48c
xor eax, eax
pop esi
pop ebp
ret
push dword [ebp + 8]
call fcn.004d38a0
add esp, 4
mov eax, 1
pop esi
pop ebp
ret
Function at 0x490b80
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x490ba0
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x490ba0
mov eax, dword [eax + 0x44]
test eax, eax
je 0x490ba0
push dword [esp + 8]
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x4aa620
Capabilities:
Query environment variable

Disassembly:
push edi
push str.OPJ_NUM_THREADS
call sub.MSVCRT.dll_getenv
mov edi, eax
add esp, 4
test edi, edi
je 0x4aa6a0
call fcn.004b9f40
test eax, eax
je 0x4aa6a0
push esi
call fcn.004b9f30
mov esi, eax
mov ecx, str.ALL_CPUS
mov edx, edi
push ebx
lea ecx, [ecx]
mov bl, byte [edx]
cmp bl, byte [ecx]
jne 0x4aa670
test bl, bl
je 0x4aa66c
mov al, byte [edx + 1]
cmp al, byte [ecx + 1]
jne 0x4aa670
add edx, 2
add ecx, 2
test al, al
jne 0x4aa650
xor eax, eax
jmp 0x4aa675
sbb eax, eax
or eax, 1
pop ebx
test eax, eax
je 0x4aa69b
test esi, esi
jne 0x4aa683
mov esi, 0x20
push edi
call sub.MSVCRT.dll_atoi
add esp, 4
test eax, eax
jns 0x4aa695
xor eax, eax
pop esi
pop edi
ret
add esi, esi
cmp eax, esi
jle 0x4aa692
mov eax, esi
pop esi
pop edi
ret
xor eax, eax
pop edi
ret
Function at 0x4cfb10
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x14
mov ecx, dword [esp + 0x1c]
mov eax, dword [esp + 0x20]
add ecx, 6
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x28]
mov ebp, 1
shl ebp, cl
xor ecx, ecx
mov dword [eax], 0
mov dword [esp + 0x14], ebp
test dword [edi + 0x80], 0xfffffffc
mov dword [esp + 0x10], ecx
jbe 0x4cfc88
lea ecx, [ecx]
mov eax, dword [edi + 0x7c]
xor ebx, ebx
test eax, eax
je 0x4cfc70
shr ecx, 2
mov dword [esp + 0x1c], ecx
lea edx, [ecx + 1]
mov dword [esp + 0x20], edx
jmp 0x4cfb70
lea ecx, [eax + 2]
mov eax, dword [edi + 0x78]
imul ecx, edx
xor edx, edx
add ecx, ebx
cmp dword [eax + ecx*4 + 4], edx
sete dl
xor esi, esi
mov dword [esp + 0x18], edx
test edx, edx
je 0x4cfc0c
mov eax, dword [edi + 0x8c]
mov ecx, dword [edi + 0x74]
mov edi, dword [esp + 0x14]
lea ebp, [eax*4]
imul eax, dword [esp + 0x10]
add eax, ebx
lea ecx, [ecx + eax*4]
lea esp, [esp]
mov eax, dword [ecx]
cdq
xor eax, edx
sub eax, edx
test edi, eax
jne 0x4cfbc3
inc esi
add ecx, ebp
cmp esi, 4
jb 0x4cfbb0
mov edi, dword [esp + 0x28]
lea eax, [edi + 0x60]
mov dword [edi + 0x68], eax
xor eax, eax
cmp esi, 4
setne al
push eax
push edi
call fcn.004d28c0
add esp, 8
cmp esi, 4
je 0x4cfc58
lea eax, [edi + 0x64]
mov dword [edi + 0x68], eax
mov eax, esi
shr eax, 1
push eax
push edi
call fcn.004d28c0
mov eax, esi
and eax, 1
push eax
push edi
call fcn.004d28c0
mov edx, dword [esp + 0x28]
add esp, 0x10
mov ebp, dword [esp + 0x14]
push dword [esp + 0x34]
mov ecx, dword [esp + 0x14]
mov eax, dword [edi + 0x74]
add ecx, esi
imul ecx, dword [edi + 0x8c]
push 4
push esi
push edx
push dword [esp + 0x40]
add ecx, ebx
push ebp
push dword [esp + 0x44]
lea eax, [eax + ecx*4]
mov ecx, dword [edi + 0x7c]
push eax
mov eax, dword [esp + 0x3c]
add ecx, 2
inc eax
imul ecx, eax
mov eax, dword [edi + 0x78]
add ecx, ebx
lea eax, [eax + ecx*4]
add eax, 4
push eax
push edi
call fcn.004cfd10
add esp, 0x28
jmp 0x4cfc5c
mov ebp, dword [esp + 0x14]
mov eax, dword [edi + 0x7c]
inc ebx
mov edx, dword [esp + 0x20]
cmp ebx, eax
jb 0x4cfb70
mov ecx, dword [esp + 0x10]
mov eax, dword [edi + 0x80]
add ecx, 4
and eax, 0xfffffffc
mov dword [esp + 0x10], ecx
cmp ecx, eax
jb 0x4cfb50
cmp ecx, dword [edi + 0x80]
jae 0x4cfd03
mov edx, dword [edi + 0x7c]
xor esi, esi
test edx, edx
je 0x4cfd03
mov eax, ecx
shr eax, 2
lea ebx, [eax*4 + 4]
jmp 0x4cfcb0
push dword [esp + 0x34]
mov eax, dword [edi + 0x80]
sub eax, ecx
mov ecx, dword [edi + 0x8c]
imul ecx, dword [esp + 0x14]
push eax
mov eax, dword [edi + 0x74]
push 0
push 0
push dword [esp + 0x40]
add ecx, esi
push ebp
push dword [esp + 0x44]
lea eax, [eax + ecx*4]
push eax
lea eax, [edx + 2]
imul eax, ebx
lea eax, [eax + esi*4]
add eax, 4
add eax, dword [edi + 0x78]
push eax
push edi
call fcn.004cfd10
mov edx, dword [edi + 0x7c]
inc esi
mov ecx, dword [esp + 0x38]
add esp, 0x28
cmp esi, edx
jb 0x4cfcb0
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
Function at 0x4d38a0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x14], 0xca
jne 0x4d38cf
push esi
call fcn.004d3a80
add esp, 4
cmp byte [esi + 0x40], 0
je 0x4d38c8
mov dword [esi + 0x14], 0xcf
mov al, 1
pop esi
ret
mov dword [esi + 0x14], 0xcb
mov eax, dword [esi + 0x14]
push edi
cmp eax, 0xcb
jne 0x4d3952
mov eax, dword [esi + 0x1a8]
cmp byte [eax + 0x10], 0
je 0x4d393d
mov eax, dword [esi + 8]
test eax, eax
je 0x4d38f5
mov eax, dword [eax]
push esi
call eax
add esp, 4
mov eax, dword [esi + 0x1a8]
push esi
mov eax, dword [eax]
call eax
add esp, 4
test eax, eax
je 0x4d3938
cmp eax, 2
je 0x4d393d
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4d38e6
cmp eax, 3
je 0x4d391d
cmp eax, 1
jne 0x4d38e6
inc dword [ecx + 4]
mov edx, dword [esi + 8]
mov edi, dword [edx + 8]
cmp dword [ecx + 4], edi
jl 0x4d38e6
mov eax, dword [esi + 0x128]
add eax, edi
mov dword [edx + 8], eax
jmp 0x4d38e6
pop edi
xor al, al
pop esi
ret
mov eax, dword [esi + 0x7c]
push esi
mov dword [esi + 0x84], eax
call fcn.004d3980
add esp, 4
pop edi
pop esi
ret
cmp eax, 0xcc
je 0x4d3974
mov eax, dword [esi]
push esi
mov dword [eax + 0x14], 0x15
mov ecx, dword [esi]
mov eax, dword [esi + 0x14]
mov dword [ecx + 0x18], eax
mov eax, dword [esi]
mov eax, dword [eax]
call eax
add esp, 4
push esi
call fcn.004d3980
add esp, 4
pop edi
pop esi
ret

Function at 0x4d3980
Capabilities:
Check for software breakpoints

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
cmp dword [esi + 0x14], 0xcc
je 0x4d39ac
mov eax, dword [esi + 0x198]
push esi
mov eax, dword [eax]
call eax
add esp, 4
mov dword [esi + 0x78], 0
mov dword [esi + 0x14], 0xcc
mov eax, dword [esi + 0x198]
cmp byte [eax + 8], 0
je 0x4d3a32
lea ebx, [esi + 0x78]
jmp 0x4d39c0
mov eax, dword [ebx]
cmp eax, dword [esi + 0x60]
jae 0x4d3a06
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4d39e5
mov dword [ecx + 4], eax
mov ecx, dword [esi + 8]
mov eax, dword [esi + 0x60]
push esi
mov dword [ecx + 8], eax
mov eax, dword [esi + 8]
mov eax, dword [eax]
call eax
add esp, 4
mov eax, dword [esi + 0x19c]
mov edi, dword [ebx]
push 0
push ebx
mov eax, dword [eax + 4]
push 0
push esi
call eax
mov eax, dword [ebx]
add esp, 0x10
cmp eax, edi
je 0x4d3a48
cmp eax, dword [esi + 0x60]
jb 0x4d39c7
mov eax, dword [esi + 0x198]
push esi
mov eax, dword [eax + 4]
call eax
mov eax, dword [esi + 0x198]
push esi
mov eax, dword [eax]
call eax
mov dword [ebx], 0
add esp, 8
mov eax, dword [esi + 0x198]
cmp byte [eax + 8], 0
jne 0x4d39c0
xor eax, eax
cmp byte [esi + 0x41], al
pop edi
setne al
add eax, 0xcd
mov dword [esi + 0x14], eax
mov al, 1
pop esi
pop ebx
ret
pop edi
pop esi
xor al, al
pop ebx
ret
Function at 0x4d8200
Capabilities:
Query environment variable

Disassembly:
push ecx
push esi
push edi
mov edi, dword [esp + 0x10]
push edi
mov dword [edi + 4], 0
call fcn.004e3bd0
push 0x54
push edi
mov dword [esp + 0x14], eax
call fcn.004e3ba0
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x4d8247
push edi
call fcn.004e3be0
mov ecx, dword [edi]
push edi
mov dword [ecx + 0x14], 0x38
mov ecx, dword [edi]
mov dword [ecx + 0x18], esi
mov eax, dword [edi]
mov eax, dword [eax]
call eax
add esp, 8
mov dword [esi], fcn.004d7e90
mov dword [esi + 4], fcn.004d7d20
mov dword [esi + 8], fcn.004d7df0
mov dword [esi + 0xc], fcn.004d7c70
mov dword [esi + 0x10], 0x4d8560
mov dword [esi + 0x14], 0x4d84f0
mov dword [esi + 0x18], 0x4d8350
mov dword [esi + 0x1c], 0x4d7b20
mov dword [esi + 0x20], 0x4d79d0
mov dword [esi + 0x24], 0x4d8100
mov dword [esi + 0x28], 0x4d85d0
mov dword [esi + 0x30], 0x3b9aca00
mov eax, dword [esp + 8]
mov dword [esi + 0x2c], eax
mov dword [esi + 0x38], 0
mov dword [esi + 0x40], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x3c], 0
mov dword [esi + 0x44], 0
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0x54
push str.JPEGMEM
mov dword [edi + 4], esi
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
test eax, eax
je 0x4d832a
lea ecx, [esp + 0x10]
mov byte [esp + 0x10], 0x78
push ecx
lea ecx, [esp + 0xc]
push ecx
push str._ld_c
push eax
call dword [sym.imp.MSVCRT.dll_sscanf]
add esp, 0x10
test eax, eax
jle 0x4d832a
mov al, byte [esp + 0x10]
cmp al, 0x6d
je 0x4d8319
cmp al, 0x4d
mov eax, dword [esp + 8]
jne 0x4d8321
imul eax, dword [esp + 8], 0x3e8
imul eax, eax, 0x3e8
mov dword [esi + 0x2c], eax
pop edi
pop esi
pop ecx
ret
Function at 0x4d9760
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x20]
push esi
cmp dword [ebp + 0x4c], 1
mov ebx, dword [ebp + 0x1c0]
mov dword [esp + 0x1c], ebx
jne 0x4d9785
mov esi, 0x1fe
mov byte [ebx + 0x1c], 1
jmp 0x4d978b
xor esi, esi
mov byte [ebx + 0x1c], 0
push dword [ebp + 0x64]
mov ecx, dword [ebp + 4]
lea eax, [esi + 0x100]
push eax
push 1
push ebp
mov eax, dword [ecx + 8]
mov dword [esp + 0x20], esi
call eax
xor ecx, ecx
mov dword [ebx + 0x18], eax
mov eax, dword [ebx + 0x14]
add esp, 0x10
mov dword [esp + 0x14], ecx
cmp dword [ebp + 0x64], ecx
jle 0x4d98a0
push edi
lea ecx, [ecx]
mov edi, dword [ebx + ecx*4 + 0x20]
cdq
idiv edi
mov dword [esp + 0x10], edi
mov dword [esp + 0x1c], eax
test esi, esi
je 0x4d97dd
mov eax, dword [ebx + 0x18]
add dword [eax + ecx*4], 0xff
mov eax, dword [ebx + 0x18]
xor ebx, ebx
mov ebp, dword [eax + ecx*4]
lea eax, [edi + 0xfe]
lea ecx, [edi*2 - 2]
cdq
idiv ecx
xor esi, esi
mov edx, eax
lea esp, [esp]
cmp esi, edx
jle 0x4d9836
mov ecx, dword [esp + 0x10]
lea edi, [edi*2 - 2]
imul eax, ebx, 0x1fe
add ecx, 0xfe
add ecx, eax
lea ecx, [ecx]
add ecx, 0x1fe
inc ebx
mov eax, ecx
cdq
idiv edi
mov edx, eax
cmp esi, edx
jg 0x4d9820
mov edi, dword [esp + 0x10]
mov al, byte [esp + 0x1c]
imul bl
mov byte [esi + ebp], al
inc esi
cmp esi, 0xff
jle 0x4d9800
mov esi, dword [esp + 0x14]
test esi, esi
je 0x4d9881
mov ecx, 1
lea edx, [ebp - 1]
jmp 0x4d9860
movzx eax, byte [ebp]
lea edx, [edx - 1]
mov byte [edx + 1], al
movzx eax, byte [ebp + 0xff]
mov byte [ecx + ebp + 0xff], al
inc ecx
cmp ecx, 0xff
jle 0x4d9860
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x18]
mov ebx, dword [esp + 0x20]
inc ecx
mov dword [esp + 0x18], ecx
cmp ecx, dword [eax + 0x64]
mov eax, dword [esp + 0x1c]
jl 0x4d97c0
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x14
ret
Function at 0x503bc0
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push edi
mov edi, dword [ebx + 0x48]
mov eax, dword [edi + 0x18]
cmp eax, 0xc
jle 0x503bdd
pop edi
mov dword [ebx + 0x40], 0x70
xor eax, eax
pop ebx
ret
push ebp
push esi
cmp dword [edi + 0x2c], eax
jge 0x503ca1
lea esi, [edi + 0x44]
jmp 0x503bf0
mov dl, byte [esi]
test dl, dl
jne 0x503c75
mov ecx, dword [ebx + 0x48]
mov eax, dword [ecx + 0x3c]
test eax, eax
je 0x503c0b
push 1
push esi
push ebx
call eax
add esp, 0xc
jmp 0x503c1c
push dword [ecx + 0x38]
push 1
push 1
push esi
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
cmp eax, 1
jne 0x503cfc
mov al, byte [esi]
test al, al
je 0x503cee
mov edx, dword [ebx + 0x48]
lea ebp, [esi + 1]
movzx eax, al
mov ecx, dword [edx + 0x3c]
test ecx, ecx
je 0x503c49
push eax
push ebp
push ebx
call ecx
add esp, 0xc
jmp 0x503c59
push dword [edx + 0x38]
push eax
push 1
push ebp
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
mov cl, byte [esi]
mov edx, eax
movzx eax, cl
cmp edx, eax
jne 0x503cfc
mov al, byte [ebp]
dec cl
mov byte [ebp], 2
mov byte [esi], cl
jmp 0x503c87
mov cl, byte [esi + 1]
movzx eax, cl
inc cl
dec dl
mov al, byte [eax + esi]
mov byte [esi + 1], cl
mov byte [esi], dl
mov ecx, dword [edi + 0x2c]
movzx eax, al
shl eax, cl
or dword [edi + 0x30], eax
lea eax, [ecx + 8]
mov dword [edi + 0x2c], eax
cmp eax, dword [edi + 0x18]
jl 0x503bf0
mov eax, dword [edi + 0x18]
movzx ecx, word [eax*2 + 0x553440]
mov eax, dword [esp + 0x18]
and ecx, dword [edi + 0x30]
mov dword [eax], ecx
mov ecx, dword [edi + 0x18]
shr dword [edi + 0x30], cl
sub dword [edi + 0x2c], ecx
mov eax, dword [edi + 0x14]
cmp eax, 0x1001
jge 0x503ce4
mov edx, dword [edi + 0x1c]
inc eax
mov dword [edi + 0x14], eax
cmp eax, edx
jle 0x503ce4
cmp ecx, 0xc
jge 0x503ce4
lea eax, [edx + edx]
mov dword [edi + 0x1c], eax
lea eax, [ecx + 1]
mov dword [edi + 0x18], eax
pop esi
pop ebp
pop edi
mov eax, 1
pop ebx
ret
pop esi
pop ebp
pop edi
mov dword [ebx + 0x40], 0x70
xor eax, eax
pop ebx
ret
pop esi
pop ebp
pop edi
mov dword [ebx + 0x40], 0x66
xor eax, eax
pop ebx
ret
Function at 0x503fd0
Capabilities:
Read file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov edi, dword [esi + 0x48]
mov eax, dword [edi + 0x3c]
test eax, eax
je 0x503fef
push 1
lea ecx, [esp + 0x10]
push ecx
push esi
call eax
add esp, 0xc
jmp 0x504004
push dword [edi + 0x38]
lea eax, [esp + 0x10]
push 1
push 1
push eax
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
cmp eax, 1
jne 0x50405b
mov cl, byte [esp + 0xc]
test cl, cl
je 0x504067
mov edx, dword [esp + 0x10]
lea eax, [edi + 0x44]
mov dword [edx], eax
mov byte [eax], cl
mov eax, dword [esi + 0x48]
mov ecx, dword [eax + 0x3c]
test ecx, ecx
je 0x504038
movzx eax, byte [esp + 0xc]
push eax
mov eax, dword [edx]
inc eax
push eax
push esi
call ecx
add esp, 0xc
jmp 0x504050
push dword [eax + 0x38]
movzx eax, byte [esp + 0x10]
push eax
mov eax, dword [edx]
inc eax
push 1
push eax
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
mov ecx, eax
movzx eax, byte [esp + 0xc]
cmp ecx, eax
je 0x50407c
pop edi
mov dword [esi + 0x40], 0x66
xor eax, eax
pop esi
ret
mov eax, dword [esp + 0x10]
mov dword [eax], 0
mov byte [edi + 0x44], 0
mov dword [edi + 0x34], 0
pop edi
mov eax, 1
pop esi
ret

Function at 0x504090
Capabilities:
Read file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov edi, dword [esi + 0x48]
mov eax, dword [edi + 0x3c]
test eax, eax
je 0x5040af
push 1
lea ecx, [esp + 0x10]
push ecx
push esi
call eax
add esp, 0xc
jmp 0x5040c4
push dword [edi + 0x38]
lea eax, [esp + 0x10]
push 1
push 1
push eax
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
cmp eax, 1
jne 0x50411b
mov cl, byte [esp + 0xc]
test cl, cl
je 0x504127
mov edx, dword [esp + 0x10]
lea eax, [edi + 0x44]
mov dword [edx], eax
mov byte [eax], cl
mov eax, dword [esi + 0x48]
mov ecx, dword [eax + 0x3c]
test ecx, ecx
je 0x5040f8
movzx eax, byte [esp + 0xc]
push eax
mov eax, dword [edx]
inc eax
push eax
push esi
call ecx
add esp, 0xc
jmp 0x504110
push dword [eax + 0x38]
movzx eax, byte [esp + 0x10]
push eax
mov eax, dword [edx]
inc eax
push 1
push eax
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
mov ecx, eax
movzx eax, byte [esp + 0xc]
cmp ecx, eax
je 0x504131
pop edi
mov dword [esi + 0x40], 0x66
xor eax, eax
pop esi
ret
mov eax, dword [esp + 0x10]
mov dword [eax], 0
pop edi
mov eax, 1
pop esi
ret
Function at 0x504480
Capabilities:
Read file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x48]
test byte [eax], 8
jne 0x504498
mov dword [esi + 0x40], 0x6f
xor eax, eax
pop esi
ret
mov ecx, dword [eax + 0x3c]
test ecx, ecx
je 0x5044ae
push 1
lea eax, [esp + 0xc]
push eax
push esi
call ecx
add esp, 0xc
jmp 0x5044c3
push dword [eax + 0x38]
lea eax, [esp + 0xc]
push 1
push 1
push eax
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
cmp eax, 1
je 0x5044d3
mov dword [esi + 0x40], 0x66
xor eax, eax
pop esi
ret
mov al, byte [esp + 8]
cmp al, 0x21
je 0x504516
cmp al, 0x2c
je 0x504505
cmp al, 0x3b
mov eax, dword [esp + 0xc]
je 0x5044f8
mov dword [eax], 0
xor eax, eax
mov dword [esi + 0x40], 0x6b
pop esi
ret
mov dword [eax], 4
mov eax, 1
pop esi
ret
mov eax, dword [esp + 0xc]
pop esi
mov dword [eax], 2
mov eax, 1
ret
mov eax, dword [esp + 0xc]
pop esi
mov dword [eax], 3
mov eax, 1
ret