joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4ad667
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x531486
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebx
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
lea ecx, [esi + 0x14]
call fcn.0051a8e0
mov eax, dword [0x66b180]
xor edi, edi
mov dword [esp + 0x18], edi
mov dword [esi + 0x48], eax
mov ebx, dword [esp + 0x20]
mov ecx, dword [esp + 0x24]
cmp ebx, edi
mov byte [esp + 0x18], 1
mov dword [esi], 0x58c13c
mov dword [esi + 4], edi
mov dword [esi + 8], ecx
mov dword [esi + 0x40], edi
mov dword [esi + 0x44], edi
je 0x4ad6c4
push ebx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
inc eax
push eax
call fcn.0051b9fe
add esp, 4
mov dword [esi + 4], eax
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov ecx, dword [esp + 0x10]
or eax, 0xffffffff
mov dword [esi + 0xc], edi
mov dword [esi + 0x10], edi
mov dword [esi + 0x28], edi
mov dword [esi + 0x2c], eax
mov dword [esi + 0x30], eax
mov dword [esi + 0x34], eax
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], eax
mov dword [esi + 0x4c], edi
mov eax, esi
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x10
ret 8
Function at 0x4b8770
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x28
push ebp
push esi
mov esi, ecx
xor ebp, ebp
push edi
cmp dword [esi + 0x78], ebp
je 0x4b892d
push ebx
mov dword [esp + 0x18], ebp
mov dword [esp + 0x1c], ebp
mov dword [esp + 0x20], ebp
mov dword [esp + 0x24], ebp
mov dword [esp + 0x28], ebp
mov dword [esp + 0x2c], 1
mov dword [esp + 0x30], ebp
mov dword [esp + 0x34], ebp
mov dword [esp + 0x14], ebp
mov dword [esp + 0x10], ebp
mov eax, dword [esi + 0x90]
cmp eax, ebp
je 0x4b88a6
mov ecx, dword [esi + 0x94]
sub ecx, eax
mov eax, dword [esp + 0x14]
sar ecx, 4
cmp eax, ecx
jae 0x4b88a6
xor ebx, ebx
mov edx, dword [esi + 0x90]
mov eax, dword [esp + 0x10]
add eax, edx
mov ecx, dword [eax + 4]
cmp ecx, ebp
je 0x4b888d
mov edx, dword [eax + 8]
sub edx, ecx
sar edx, 2
cmp ebx, edx
jae 0x4b888d
mov eax, ecx
mov ecx, esi
mov edi, dword [eax + ebx*4]
push edi
call fcn.004b99e0
mov ebp, eax
test ebp, ebp
je 0x4b8885
push ebp
mov ecx, esi
call fcn.004bae30
test eax, eax
je 0x4b8885
mov edx, dword [esi + 0x74]
cmp edi, edx
je 0x4b8885
mov eax, dword [esp + 0x10]
xor ecx, ecx
test ebx, ebx
sete cl
mov dword [esp + 0x24], ecx
mov ecx, dword [esi + 0x90]
add eax, ecx
mov ecx, dword [eax + 4]
test ecx, ecx
jne 0x4b8846
xor eax, eax
jmp 0x4b884e
mov eax, dword [eax + 8]
sub eax, ecx
sar eax, 2
dec eax
xor ecx, ecx
cmp ebx, eax
lea eax, [edi + 1]
sete cl
mov dword [esp + 0x28], ecx
xor ecx, ecx
cmp eax, edx
sete cl
dec edi
mov dword [esp + 0x30], ecx
xor eax, eax
cmp edi, edx
mov edx, dword [esp + 0x3c]
lea ecx, [esp + 0x18]
sete al
push ecx
push edx
mov ecx, ebp
mov dword [esp + 0x3c], eax
call fcn.004bb7d0
inc ebx
xor ebp, ebp
jmp 0x4b87d7
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
inc ecx
add eax, 0x10
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], eax
jmp 0x4b87b0
mov eax, dword [esi + 0x74]
mov ecx, esi
push eax
call fcn.004b9cf0
test eax, eax
pop ebx
je 0x4b892d
mov ecx, dword [esi + 0x74]
push ecx
mov ecx, esi
call fcn.004b99e0
mov edi, eax
cmp edi, ebp
je 0x4b892d
push edi
mov ecx, esi
call fcn.004bae30
test eax, eax
je 0x4b892d
mov eax, 1
lea edx, [esi + 0x1f8]
mov dword [esp + 0x28], eax
mov dword [esp + 0x18], eax
mov eax, dword [esi + 0x74]
mov ecx, esi
push eax
mov dword [esp + 0x18], ebp
mov dword [esp + 0x24], ebp
mov dword [esp + 0x28], ebp
mov dword [esp + 0x30], ebp
mov dword [esp + 0x34], ebp
mov dword [esp + 0x20], edx
call fcn.004b9f30
mov ecx, dword [esi + 0x74]
mov dword [esp + 0x20], eax
push ecx
mov ecx, esi
call fcn.004b9fa0
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x38]
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push eax
call fcn.004bb7d0
pop edi
pop esi
pop ebp
add esp, 0x28
ret 4
Function at 0x4c14d0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x532561
push eax
mov dword fs:[0], esp
sub esp, 0xec
push edi
mov edi, ecx
mov eax, dword [edi + 0x5c]
test eax, eax
jne 0x4c150d
xor eax, eax
pop edi
mov ecx, dword [esp + 0xec]
mov dword fs:[0], ecx
add esp, 0xf8
ret
push esi
push 0x400
lea ecx, [esp + 0xc]
call fcn.005252b1
push 0
push 0x1000
lea eax, [esp + 0x10]
push 0
push eax
lea ecx, [esp + 0x40]
mov dword [esp + 0x10c], 0
call fcn.00523185
lea ecx, [esp + 0x30]
mov byte [esp + 0xfc], 1
push ecx
mov ecx, dword [edi + 0x5c]
call fcn.004ba2f0
lea ecx, [esp + 8]
call fcn.0052555c
lea ecx, [esp + 0x30]
call fcn.005232e9
mov edx, dword [esp + 8]
push 0
push 0
lea ecx, [esp + 0x10]
call dword [edx + 0x28]
push 0
push 0x1000
lea eax, [esp + 0x10]
push 1
push eax
lea ecx, [esp + 0x84]
call fcn.00523185
lea ecx, [esp + 0x74]
lea esi, [edi + 0x60]
push ecx
mov ecx, esi
mov byte [esp + 0x100], 2
call fcn.004ba760
lea ecx, [esp + 0x74]
call fcn.005232e9
lea ecx, [esp + 8]
call fcn.0052555d
mov eax, dword [edi + 0x5c]
lea edx, [esp + 0xb8]
push edx
push 0x3c
mov eax, dword [eax + 0xc8]
push eax
call dword [sym.imp.GDI32.dll_GetObjectA]
lea ecx, [esp + 0xb8]
push ecx
mov ecx, esi
call fcn.004b7f10
mov edx, dword [edi + 0x5c]
push 0xffffffffffffffff
mov ecx, esi
mov eax, dword [edx + 0xdc]
mov dword [esi + 0xdc], eax
call fcn.004ba200
mov ecx, esi
call fcn.004a4210
mov eax, dword [edi + 0x5c]
push 0xffffffffffffffff
mov ecx, esi
mov eax, dword [eax + 0xe0]
mov dword [esi + 0xe0], eax
call fcn.004ba200
mov ecx, esi
call fcn.004a4210
mov ecx, dword [edi + 0x5c]
push 0xffffffffffffffff
mov eax, dword [ecx + 0xe4]
mov ecx, esi
mov dword [esi + 0xe4], eax
call fcn.004ba200
mov ecx, esi
call fcn.004a4210
mov ecx, dword [edi + 0x5c]
call fcn.004b76f0
push eax
mov ecx, esi
call fcn.004b7700
mov ecx, dword [edi + 0x5c]
call fcn.004b7cb0
push eax
mov ecx, esi
call fcn.004b7c50
mov ecx, dword [edi + 0x5c]
call fcn.004b7dd0
push eax
mov ecx, esi
call fcn.004b7d80
mov ecx, dword [edi + 0x5c]
push 0
call fcn.004b6fd0
push eax
mov ecx, esi
call fcn.004b6fe0
mov edx, dword [edi + 0x7c]
push 1
push 0
push edx
call dword [sym.imp.USER32.dll_InvalidateRect]
lea ecx, [esp + 0x74]
mov byte [esp + 0xfc], 1
call fcn.00523261
lea ecx, [esp + 0x30]
mov byte [esp + 0xfc], 0
call fcn.00523261
lea ecx, [esp + 8]
mov dword [esp + 0xfc], 0xffffffff
call fcn.00525376
mov ecx, dword [esp + 0xf4]
pop esi
mov eax, 1
pop edi
mov dword fs:[0], ecx
add esp, 0xf8
ret
Function at 0x4c2d50
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x532787
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x158
push ebx
push esi
mov esi, ecx
xor ebx, ebx
push edi
mov dword [esp + 0xc], esi
mov dword [esi], method.CMenu.virtual_0
mov dword [esi + 4], ebx
lea ecx, [esi + 0x1c]
mov dword [esp + 0x16c], ebx
call fcn.00519c0d
lea ecx, [esi + 0x24]
mov byte [esp + 0x16c], 1
call fcn.00519c0d
mov edi, dword [sym.imp.USER32.dll_GetSysColor]
push 7
mov byte [esp + 0x170], 2
mov dword [esi], method.CMenu.virtual_0
call edi
push 0xe
mov dword [esi + 0x2c], eax
call edi
push 0xf
mov dword [esi + 0x30], eax
call edi
push 4
mov dword [esi + 0x34], eax
call edi
push 0xd
mov dword [esi + 0x38], eax
call edi
push 0x14
mov dword [esi + 0x3c], eax
call edi
push 0x10
mov dword [esi + 0x40], eax
call edi
push 0x11
mov dword [esi + 0x44], eax
call edi
push 0xf
mov dword [esi + 0x48], eax
call edi
push 0x14
mov dword [esi + 0x4c], eax
call edi
push 0x10
mov dword [esi + 0x50], eax
call edi
mov dword [esi + 0x54], eax
mov eax, 0x14
mov ecx, eax
mov dword [esi + 0x14], eax
mov dword [esi + 0x18], ecx
mov ecx, 0x55
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
lea eax, [esp + 0x10]
push ebx
push eax
push ebx
push 0x29
mov dword [esi + 0x58], ebx
mov dword [esi + 0x5c], ebx
mov dword [esi + 0x60], ebx
mov dword [esi + 0x64], ebx
mov dword [esi + 0xc], ebx
mov dword [esp + 0x20], 0x154
call dword [sym.imp.USER32.dll_SystemParametersInfoA]
lea ecx, [esp + 0xb0]
push ecx
call dword [sym.imp.GDI32.dll_CreateFontIndirectA]
mov ecx, esi
mov dword [esi + 0x10], eax
mov dword [esi + 8], ebx
call fcn.004c3870
mov eax, esi
mov ecx, dword [esp + 0x164]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x164
ret
Function at 0x4c38c0
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x532860
push eax
mov dword fs:[0], esp
sub esp, 8
push ebx
push ebp
push esi
push edi
mov esi, ecx
call fcn.00527989
mov edi, dword [eax + 0xc]
xor ebp, ebp
cmp edi, ebp
jne 0x4c38f3
xor al, al
jmp 0x4c3a1f
mov ebx, dword [esp + 0x28]
push 0xf1
and ebx, 0xffff
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, ebp
jne 0x4c3915
xor al, al
jmp 0x4c3a1f
push eax
push edi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, ebp
jne 0x4c3928
xor al, al
jmp 0x4c3a1f
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
cmp edi, ebp
jne 0x4c393c
xor al, al
jmp 0x4c3a1f
xor eax, eax
xor ecx, ecx
mov ax, word [edi + 2]
push ebp
mov dword [esi + 0x14], eax
xor eax, eax
mov ax, word [edi + 4]
mov edx, dword [esi + 0x14]
mov dword [esi + 0x18], eax
mov cx, word [edi + 6]
push ecx
push 5
push eax
push edx
lea ecx, [esi + 0x1c]
call fcn.00519cd2
test eax, eax
jne 0x4c3970
xor al, al
jmp 0x4c3a1f
mov eax, dword [esi + 0x34]
push eax
mov eax, dword [esi + 0x20]
push eax
call dword [sym.imp.COMCTL32.dll_ImageList_SetBkColor]
mov dword [esp + 0x14], ebp
mov dword [esp + 0x10], 0x58d17c
mov dword [esp + 0x20], ebp
call fcn.00527989
mov eax, dword [eax + 0xc]
push ebx
push eax
call dword [sym.imp.USER32.dll_LoadBitmapA]
push eax
lea ecx, [esp + 0x14]
call fcn.00522e3a
mov edx, dword [esp + 0x14]
mov ecx, dword [esi + 0x20]
lea eax, [esp + 0x10]
push 0xc0c0c0
neg eax
sbb eax, eax
and eax, edx
push eax
push ecx
call dword [sym.imp.COMCTL32.dll_ImageList_AddMasked]
lea ecx, [esp + 0x10]
call fcn.00522e91
xor ecx, ecx
lea ebx, [edi + 8]
cmp word [edi + 6], cx
jbe 0x4c3a04
mov ax, word [ebx]
test ax, ax
je 0x4c39f6
mov edx, ecx
inc ecx
mov dword [esp + 0x28], ecx
push eax
push edx
mov ecx, esi
call fcn.004c3a40
mov ecx, dword [esp + 0x28]
xor edx, edx
inc ebp
mov dx, word [edi + 6]
add ebx, 2
cmp ebp, edx
jl 0x4c39da
mov dword [esp + 0x10], method.CGdiObject.virtual_0
lea ecx, [esp + 0x10]
mov dword [esp + 0x20], 1
call fcn.00522e91
mov al, 1
mov ecx, dword [esp + 0x18]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x14
ret 4

Function at 0x4c3f80
Capabilities:
Get graphical window text

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x50
push esi
mov esi, dword [esp + 0x58]
push edi
push eax
mov ecx, esi
call fcn.0052599a
mov edi, eax
mov eax, dword [esi]
test eax, eax
je 0x4c3fc6
lea ecx, [esp + 8]
push 0x50
push ecx
push edi
call dword [sym.imp.USER32.dll_GetWindowTextA]
lea edx, [esp + 8]
push edx
call fcn.004f427c
mov ecx, dword [esp + 0x68]
add esp, 4
pop edi
mov dword [ecx], eax
pop esi
add esp, 0x50
ret 0xc
mov edx, dword [esp + 0x64]
lea ecx, [esp + 8]
mov eax, dword [edx]
push eax
push 0x5baddc
push ecx
call fcn.004f5b2e
add esp, 0xc
lea edx, [esp + 8]
push edx
push edi
call dword [sym.imp.USER32.dll_SetWindowTextA]
pop edi
pop esi
add esp, 0x50
ret 0xc
Function at 0x4c4190
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x4c41f6
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x4c41f6
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x4c41d7
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x4c4580
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x4c45b8
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x4c5280
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x4c52c9
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x4c5740
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x532b20
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004c52f0
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004c5370
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004c5370
lea ecx, [esi + 0xc]
call fcn.0051bc48
lea ecx, [esi + 0x10]
call fcn.0051bc48
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004c6900
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004c6900
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004c6900
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.0051bcbd
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.0051bcbd
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x4cfc10
Capabilities:
Encrypt data using des

Disassembly:
sub esp, 0xf4
xor ecx, ecx
push ebx
push ebp
push esi
mov esi, dword [esp + 0x104]
push edi
xor eax, eax
mov al, byte [ecx + str.80_]
mov edx, eax
and eax, 7
sar edx, 3
mov bl, byte [eax*2 + 0x5bbedc]
mov dl, byte [edx + esi]
test bl, dl
setne al
mov byte [esp + ecx + 0x4c], al
inc ecx
cmp ecx, 0x38
jl 0x4cfc23
mov eax, 0x1e
xor edx, edx
mov dword [esp + 0x10], eax
cmp dword [esp + 0x10c], 1
je 0x4cfc64
lea eax, [edx + edx]
lea edi, [esp + eax*4 + 0x88]
lea ebp, [esp + eax*4 + 0x84]
xor eax, eax
xor ecx, ecx
mov cl, byte [edx + 0x5bbf84]
mov dword [edi], 0
mov dword [ebp], 0
mov esi, ecx
cmp ecx, 0x1c
jge 0x4cfc96
mov bl, byte [esp + ecx + 0x4c]
jmp 0x4cfc9a
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x1c
jl 0x4cfc8b
mov eax, 0x1c
lea ecx, [esi + 0x1c]
cmp ecx, 0x38
jge 0x4cfcb8
mov bl, byte [esp + ecx + 0x4c]
jmp 0x4cfcbc
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x38
jl 0x4cfcad
xor ecx, ecx
mov eax, 0x5bbeec
xor ebx, ebx
mov bl, byte [ecx + 0x5bbf94]
cmp byte [esp + ebx + 0x14], 0
je 0x4cfce7
mov esi, dword [eax]
mov ebx, dword [ebp]
or ebx, esi
mov dword [ebp], ebx
xor ebx, ebx
mov bl, byte [ecx + 0x5bbfac]
cmp byte [esp + ebx + 0x14], 0
je 0x4cfcfe
mov esi, dword [eax]
mov ebx, dword [edi]
or ebx, esi
mov dword [edi], ebx
add eax, 4
inc ecx
cmp eax, str.80_
jl 0x4cfcce
mov eax, dword [esp + 0x10]
inc edx
sub eax, 2
cmp eax, 0xfffffffe
mov dword [esp + 0x10], eax
jg 0x4cfc57
lea edx, [esp + 0x84]
push edx
call fcn.004cfd40
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xf4
ret
Function at 0x4d69c0
Capabilities:
Terminate process

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
test esi, esi
push edi
jne 0x4d69d0
mov esi, 1
push esi
call fcn.004f4fa7
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x4d6a22
call fcn.004f6c8b
mov edi, eax
call fcn.004d9510
mov ecx, dword [edi]
mov dword [eax], ecx
mov eax, dword [esp + 0x14]
mov edi, eax
and edi, 8
je 0x4d6a06
mov edx, dword [0x5c01c0]
mov dword [0x5c01bc], edx
test al, 0x18
je 0x4d6a17
push esi
push 0x24
push 5
call fcn.004d9d60
add esp, 0xc
test edi, edi
je 0x4d6a3d
push 1
call fcn.004f6966
test byte [esp + 0x14], 0x20
je 0x4d6a3d
mov ecx, esi
mov edx, ecx
shr ecx, 2
xor eax, eax
mov edi, ebx
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
pop edi
pop esi
mov eax, ebx
pop ebx
ret

Function at 0x4d7b40
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x2c
mov edx, dword [ebp + 0x10]
test edx, edx
push ebx
push esi
push edi
je 0x4d7c34
cmp byte [edx], 0
je 0x4d7c27
mov eax, dword [ebp + 0xc]
mov ebx, dword [ebp + 8]
add eax, 8
or ecx, 0xffffffff
mov dword [esp + 0xc], eax
xor eax, eax
mov edi, edx
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ecx
push edx
lea ecx, [esp + 0x20]
push ecx
mov esi, ebx
call fcn.004d7ac0
mov edi, dword [ebp + 0xc]
push 8
lea edx, [esp + 0x20]
push edi
push edx
call fcn.004d7ac0
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x28]
xor eax, edx
push eax
xor ecx, dword [esp + 0x34]
push ecx
lea edx, [esp + 0x40]
push edx
call fcn.004d7a30
mov eax, dword [esp + 0x30]
add esp, 0x24
cmp edi, eax
jae 0x4d7bf1
sub eax, edi
mov edi, eax
lea eax, [esp + 0x20]
push eax
call fcn.004d7a70
fmul qword [0x58e0f0]
push ecx
fstp qword [esp]
call fcn.004f38f8
fadd qword [0x58e0e8]
add esp, 8
call fcn.004f39c8
mov byte [ebx], al
inc ebx
dec edi
jne 0x4d7bc4
lea ecx, [esp + 0x20]
push ecx
call fcn.004d7a70
fmul qword [0x58e0f0]
push ecx
fstp qword [esp]
call fcn.004f38f8
add esp, 8
call fcn.004f39c8
cmp esi, ebx
je 0x4d7c1d
xor byte [esi], al
inc esi
cmp esi, ebx
jne 0x4d7c16
mov byte [ebx], 0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edx, dword [ebp + 8]
mov byte [edx], 0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp + 8]
pop edi
pop esi
mov byte [eax], 0
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4d8000
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
lea eax, [ebx + 0x134]
push edi
lea esi, [ebx + 0x34]
mov dword [esp + 0x14], eax
xor edi, edi
mov ecx, dword [ebx + 0x1c]
mov ebp, edi
and ebp, 0xff
mov al, byte [ecx + ebp + 1]
test al, 3
je 0x4d8030
mov byte [edi + esi], 2
jmp 0x4d8067
test al, 4
je 0x4d803a
mov byte [edi + esi], 0xd
jmp 0x4d8067
mov edx, dword [ebx + 0x240]
push edi
push ebx
call dword [edx + 4]
add esp, 8
cmp eax, 1
jle 0x4d8053
mov byte [edi + esi], 2
jmp 0x4d8067
mov eax, dword [ebx + 0x1c]
test byte [eax + ebp + 1], 0x17
jne 0x4d8063
mov byte [edi + esi], 0x19
jmp 0x4d8067
mov byte [edi + esi], 1
inc edi
cmp edi, 0x100
jb 0x4d8017
mov ecx, dword [esp + 0x14]
mov al, 7
mov byte [esi + 0x21], al
mov byte [esi + 0x3d], al
mov byte [esi + 0x3e], al
mov al, 0x10
mov byte [esi + 0x7c], al
mov byte [esi + 0x26], al
mov byte [esi + 0x24], 2
mov byte [esi + 0x5f], 2
mov byte [esi + 0x27], 9
mov byte [esi + 0x2e], 0xf
mov byte [esi + 0x3c], 8
mov byte [esi + 0x23], 0xa
mov byte [esi + 0x3b], 0x15
mov byte [esi + 0x3a], 0x16
mov byte [esi], 0x11
mov byte [esi + 0x5c], 0x12
mov byte [esi + 0x2f], 0x13
mov byte [esi + 0x2a], 0x14
mov byte [esi + 0x40], 0x17
mov byte [esi + 0x60], 0x1a
mov byte [esi + 0x22], 0x20
mov eax, esi
sub ecx, esi
mov edi, 0x100
mov dl, byte [eax]
cmp dl, 2
je 0x4d80db
cmp dl, 0xd
je 0x4d80db
xor edx, edx
jmp 0x4d80e0
mov edx, 1
mov byte [ecx + eax], dl
inc eax
dec edi
jne 0x4d80cb
mov al, 0x1d
mov byte [esi + 0x58], al
mov byte [esi + 0x78], al
mov al, 0x1f
pop edi
mov byte [esi + 0x62], 0x1e
mov byte [esi + 0x4e], al
mov byte [esi + 0x6e], al
pop esi
pop ebp
pop ebx
ret

Function at 0x4d8100
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push esi
push edi
push ebx
push 0x4000
call fcn.004d69c0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4d8121
pop edi
pop esi
xor al, al
pop ebx
ret
mov eax, dword [esp + 0x10]
push ebx
push 0
push eax
call fcn.004d9750
mov edi, eax
add esp, 0xc
test edi, edi
jge 0x4d8146
push esi
call fcn.004d6a50
add esp, 4
pop edi
pop esi
mov al, 1
pop ebx
ret
push ebp
push 0x4000
push esi
push edi
call fcn.00500c5a
push ebx
push edi
mov ebp, eax
call fcn.004d97c0
push 0x4d8180
push ebp
push esi
call fcn.004daaf0
push esi
call fcn.004d6a50
add esp, 0x24
pop ebp
pop edi
pop esi
xor al, al
pop ebx
ret
Function at 0x4d9480
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push ebx
push esi
push 0x6e7100
xor bl, bl
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [0x6e7020]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
jne 0x4d94fb
push 0x4c
push 1
call fcn.004f59f1
mov esi, eax
add esp, 8
test esi, esi
jne 0x4d94c3
push 0x6e7100
mov bl, 1
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
mov al, bl
pop ebx
ret
mov ecx, dword [0x6e7020]
push esi
push ecx
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
mov eax, dword [0x6dc2f8]
inc eax
lea edx, [esi + 0xc]
mov dword [0x6dc2f8], eax
push edx
mov dword [esi + 0x30], eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
lea eax, [esi + 4]
push 0
push eax
call fcn.004dcf40
add esp, 8
mov byte [esi + 0x3c], 1
push 0x6e7100
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
mov al, bl
pop ebx
ret

Function at 0x4d9980
Capabilities:
Read file on windows

Disassembly:
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x1c]
mov dword [esp + 0x1c], edi
call fcn.004f6c8b
mov ebx, dword [esp + 0x14]
mov dword [eax], 0
mov eax, dword [esp + 0x18]
push edi
push eax
push ebx
call fcn.00500c5a
mov esi, eax
add esp, 0xc
cmp esi, edi
je 0x4d9a7a
call fcn.004f6c8b
cmp dword [eax], 0
je 0x4d99c7
call fcn.004f6c8b
mov ebp, dword [eax]
jmp 0x4d99ca
or ebp, 0xffffffff
call fcn.004d9510
test esi, esi
mov dword [eax], ebp
jne 0x4d99df
call fcn.004f6c8b
cmp dword [eax], 4
je 0x4d9a2f
mov eax, dword [esp + 0x20]
test al, 0x1a
je 0x4d9a12
cmp esi, 0xffffffff
je 0x4d9a54
test al, 6
je 0x4d9a12
call fcn.004d9510
mov ecx, dword [eax]
push ecx
push ebx
call fcn.004dcf70
add esp, 4
push eax
push 0x24
push 9
call fcn.004d9d60
mov eax, dword [esp + 0x30]
add esp, 0x10
cmp esi, 0xffffffff
je 0x4d9a72
test al, 6
je 0x4d9a20
test ah, 2
je 0x4d9a72
test esi, esi
jbe 0x4d9a7e
test ah, 2
je 0x4d9a7e
add dword [esp + 0x18], esi
sub edi, esi
call fcn.004f6c8b
mov edx, dword [esp + 0x18]
push edi
push edx
push ebx
mov dword [eax], 0
call fcn.00500c5a
mov esi, eax
add esp, 0xc
cmp esi, edi
je 0x4d9a7a
jmp 0x4d99b4
call fcn.004d9510
mov eax, dword [eax]
push eax
push ebx
call fcn.004dcf70
add esp, 4
push eax
push 0x24
push 2
call fcn.004d9d60
add esp, 0x10
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret
mov eax, dword [esp + 0x20]
test al, 6
je 0x4d9a8b
xor esi, esi
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
ret
test ah, 2
je 0x4d9a94
mov esi, dword [esp + 0x1c]
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
ret

Function at 0x4f68f3
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4f6913
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004f6c18
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x4f6936
test byte [esp + 8], 2
je 0x4f6936
call fcn.004f6c8b
mov dword [eax], 0xd
call fcn.004f6c94
mov dword [eax], 5
jmp 0x4f690f
xor eax, eax
ret