joyce8/EMBER2024-capa huggingface dataset:
Function at 0x46ed8a
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x46ee36
cmp dword [esi + 4], 0xffffffff
jne 0x46ee36
push edi
lea edi, [esi + 0x244]
push edi
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryW]
push edi
call fcn.004b7e1e
pop ecx
movzx eax, word [esi + eax*2 + 0x242]
cmp eax, 0x5c
je 0x46eddd
cmp eax, 0x2f
je 0x46eddd
push 0x505a64
push edi
call fcn.004c8694
pop ecx
pop ecx
cmp dword [ebp + 0x10], 1
pop edi
jne 0x46edff
push 1
push 0
push 0
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
jne 0x46edff
mov eax, 0x2000000
jmp 0x46ee3b
lea eax, [ebp - 4]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.0047151c
add esp, 0x10
test eax, eax
jne 0x46ee1d
mov eax, dword [ebp - 4]
jmp 0x46ee3b
push eax
call fcn.00471bf6
pop ecx
xor ecx, ecx
mov dword [esi], eax
test eax, eax
mov edx, 0x200
cmove ecx, edx
mov eax, ecx
jmp 0x46ee3b
mov eax, 0x1000000
pop esi
leave
ret 0xc
Function at 0x46f2fd
Capabilities:
Generate random numbers using the delphi lcg
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 8]
movsx eax, byte [ebp + 0xc]
mov ecx, dword [edx]
xor eax, ecx
movzx eax, al
shr ecx, 8
xor ecx, dword [eax*4 + 0x4efee0]
movzx eax, cl
add eax, dword [edx + 4]
imul eax, eax, 0x8088405
mov dword [edx], ecx
mov ecx, dword [edx + 8]
inc eax
mov dword [edx + 4], eax
shr eax, 0x18
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
mov dword [edx + 8], ecx
pop ebp
ret

Function at 0x471619
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
imul ecx, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
cmp byte [edi], 0
je 0x47164c
push 0
lea eax, [ebp + 0x10]
push eax
push ecx
push dword [ebp + 8]
push dword [edi + 4]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x471647
mov byte [edi + 8], 1
mov eax, dword [ebp + 0x10]
jmp 0x471676
mov edx, dword [edi + 0x1c]
push esi
mov esi, dword [edi + 0x18]
sub esi, edx
lea eax, [edx + ecx]
cmp eax, dword [edi + 0x18]
cmovbe esi, ecx
mov ecx, dword [edi + 0x14]
push esi
add ecx, edx
push ecx
push dword [ebp + 8]
call fcn.004b3cc0
add esp, 0xc
mov eax, esi
add dword [edi + 0x1c], esi
pop esi
xor edx, edx
div dword [ebp + 0xc]
pop edi
pop ebp
ret

Function at 0x4717a6
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0xc]
test edx, edx
jne 0x4717b4
xor eax, eax
pop ebp
ret
mov ecx, dword [ebp + 8]
push esi
mov esi, dword [ebp + 0x10]
not ecx
cmp esi, 8
jb 0x471873
push edi
mov edi, esi
shr edi, 3
movzx eax, byte [edx]
sub esi, 8
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
movzx eax, byte [edx + 1]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
movzx eax, byte [edx + 2]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
movzx eax, byte [edx + 3]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
movzx eax, byte [edx + 4]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
movzx eax, byte [edx + 5]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
movzx eax, byte [edx + 6]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
movzx eax, byte [edx + 7]
add edx, 8
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
sub edi, 1
jne 0x4717cc
pop edi
test esi, esi
je 0x47188f
movzx eax, byte [edx]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x4efee0]
inc edx
sub esi, 1
jne 0x471877
not ecx
mov eax, ecx
pop esi
pop ebp
ret
Function at 0x4849da
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
mov eax, dword [esi + 8]
mov edi, eax
and edi, 7
je 0x484a07
cmp eax, edi
jge 0x4849f7
push esi
call fcn.0048001e
pop ecx
mov eax, dword [esi + 0xc]
mov ecx, edi
shr eax, cl
sub dword [esi + 8], edi
mov dword [esi + 0xc], eax
mov eax, dword [esi + 8]
xor ecx, ecx
mov edx, eax
test eax, eax
jle 0x484a2c
mov edi, dword [esi + 0xc]
mov al, byte [esi + 0xc]
sub edx, 8
mov byte [ebp + ecx + 8], al
inc ecx
shr edi, 8
mov dword [esi + 0xc], edi
test edx, edx
jg 0x484a12
mov dword [esi + 8], edx
jmp 0x484a41
mov eax, dword [esi]
cmp eax, dword [esi + 4]
jb 0x484a37
xor dl, dl
jmp 0x484a3c
mov dl, byte [eax]
inc eax
mov dword [esi], eax
mov byte [ebp + ecx + 8], dl
inc ecx
cmp ecx, 4
jl 0x484a2c
mov eax, dword [ebp + 8]
movzx ecx, byte [ebp + 0xb]
movzx edi, ah
movzx eax, al
shl edi, 8
add edi, eax
shl ecx, 8
movzx eax, byte [ebp + 0xa]
add ecx, eax
mov eax, edi
xor eax, 0xffff
cmp ecx, eax
je 0x484a79
push str.zlib_corrupt
call fcn.0047ff3e
pop ecx
jmp 0x484ab9
mov eax, dword [esi]
add eax, edi
cmp eax, dword [esi + 4]
jbe 0x484a89
push str.read_past_buffer
jmp 0x484a71
mov ecx, dword [esi + 0x10]
lea eax, [ecx + edi]
cmp eax, dword [esi + 0x18]
jbe 0x484aa3
push edi
push ecx
push esi
call fcn.00487d61
add esp, 0xc
test eax, eax
je 0x484ab9
push edi
push dword [esi]
push dword [esi + 0x10]
call fcn.004b3cc0
add dword [esi], edi
xor eax, eax
add dword [esi + 0x10], edi
add esp, 0xc
inc eax
pop edi
pop esi
pop ebp
ret
Function at 0x4a1696
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x5143c4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, ecx
push edi
cmp byte [esi + 0x18], 0
je 0x4a171e
cmp dword [esi + 0x10], 0
je 0x4a171e
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
lea edi, [eax + 1]
lea eax, [edi + edi]
call fcn.004b1520
mov ebx, esp
test ebx, ebx
je 0x4a171e
push edi
push ebx
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextW]
mov ecx, dword [esi + 0x10]
push ebx
add ecx, 0x1cc
call fcn.0046af0d
mov ecx, dword [esi + 0x10]
xor eax, eax
push eax
push eax
push eax
mov eax, dword [ecx]
push str.textchanged
push ecx
call dword [eax + 0x1c]
mov ecx, eax
call fcn.004662a0
mov ecx, dword [esi + 0x10]
mov eax, dword [ecx]
call dword [eax + 0x1c]
mov ecx, eax
call fcn.004623b4
test al, al
je 0x4a171e
mov ecx, dword [esi + 0x10]
call fcn.00468f52
xor eax, eax
lea esp, [ebp - 0x10]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004b0da0
leave
ret 0x10

Function at 0x4a3a5d
Capabilities:
Get hostname
Initialize winsock library
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x298
mov eax, dword [0x5143c4]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x294]
push eax
push 0x202
call sub.WS2_32.dll_WSAStartup
test eax, eax
jne 0x4a3afb
push esi
mov esi, 0xff
push esi
push eax
lea eax, [ebp - 0x104]
push eax
call fcn.004b3b60
add esp, 0xc
lea eax, [ebp - 0x104]
push esi
push eax
call sub.WS2_32.dll_gethostname
lea eax, [ebp - 0x104]
push eax
call sub.WS2_32.dll_gethostbyname
pop esi
test eax, eax
je 0x4a3afb
mov eax, dword [eax + 0xc]
push 4
push dword [eax]
lea eax, [ebp - 0x298]
push eax
call fcn.004b3cc0
mov ecx, dword [ebp - 0x298]
add esp, 0xc
movzx eax, cl
shl eax, 8
movzx ecx, ch
add eax, ecx
movzx ecx, byte [ebp - 0x296]
shl eax, 8
add eax, ecx
movzx ecx, byte [ebp - 0x295]
shl eax, 8
add eax, ecx
jmp 0x4a3afd
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004b0da0
leave
ret
Function at 0x4a93cc
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x5143c4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, ecx
mov ecx, dword [ebp + 0x14]
push esi
mov esi, dword [ebp + 0x1c]
push edi
and dword [ebx + 0x770], 0
mov edi, dword [ebp + 0x18]
mov dword [ebx + 0x24], eax
mov eax, dword [ebp + 0xc]
mov dword [ebx + 0x28], ecx
mov ecx, dword [ebp + 8]
mov dword [ebx + 0x2c], eax
mov eax, dword [ebp + 0x20]
mov dword [ebp - 0x18], ebx
mov dword [ebx + 0x76c], ecx
mov dword [ebx + 0x774], eax
test ecx, ecx
jne 0x4a9437
call fcn.004a9181
push edi
mov ecx, eax
mov edx, dword [eax]
call dword [edx + 0xc]
test esi, esi
je 0x4a9437
call fcn.004a9181
push esi
mov ecx, eax
mov edx, dword [eax]
call dword [edx + 0x14]
call fcn.004a9181
mov edx, ebx
lea ecx, [ebx + 0x10]
neg edx
mov esi, dword [eax]
sbb edx, edx
and edx, ecx
mov ecx, eax
push edx
call dword [esi]
mov ecx, dword [ebx + 0x76c]
test ecx, ecx
je 0x4a945f
mov eax, dword [ecx]
call dword [eax + 0x1c]
mov edi, eax
mov ecx, edi
call fcn.00462116
lea ecx, [ebp - 0x14]
mov ebx, eax
call fcn.0046acb7
push 0
sub esp, 0x10
mov esi, eax
mov edi, esp
push 0x88
movsd dword es:[edi], dword [esi]
push accept
push 0
push ebx
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
mov esi, dword [ebp - 0x18]
mov ecx, esi
call fcn.0046c879
mov edi, dword [esi + 4]
mov ebx, dword [sym.imp.USER32.dll_GetParent]
jmp 0x4a94a4
push edi
call ebx
mov edi, eax
push edi
call ebx
test eax, eax
jne 0x4a949f
push 5
push dword [esi + 4]
call dword [sym.imp.USER32.dll_ShowWindow]
push 0
push 1
push 0x86
push edi
call dword [sym.imp.USER32.dll_SendMessageW]
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004b0da0
leave
ret 0x1c

Function at 0x4aefbf
Capabilities:
Get keyboard layout
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x214
mov eax, dword [0x5143c4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
xor esi, esi
mov dword [ebp - 0x210], ebx
push esi
call dword [sym.imp.USER32.dll_GetKeyboardLayout]
push eax
push esi
mov esi, dword [ebp + 0xc]
push esi
call dword [sym.imp.USER32.dll_MapVirtualKeyExW]
mov edi, eax
cmp esi, 0x26
ja 0x4af06a
je 0x4af015
sub esi, 0x21
je 0x4af015
sub esi, 1
je 0x4af015
sub esi, 1
je 0x4af015
sub esi, 1
je 0x4af015
sub esi, 1
jne 0x4af01b
or edi, 0x100
push 0x208
lea eax, [ebp - 0x20c]
push 0
push eax
call fcn.004b3b60
add esp, 0xc
shl edi, 0x10
lea eax, [ebp - 0x20c]
push 0x104
push eax
push edi
call dword [sym.imp.USER32.dll_GetKeyNameTextW]
push 0xffffffffffffffff
lea eax, [ebp - 0x20c]
mov ecx, ebx
push eax
call fcn.0046ad00
mov ecx, dword [ebp - 4]
mov eax, ebx
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004b0da0
leave
ret 0xc
sub esi, 0x27
je 0x4af015
sub esi, 1
je 0x4af015
sub esi, 5
jmp 0x4af00e
Function at 0x4b18ca
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x4b1909
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4b1909
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4b1909
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x4b1909
cmp dword [ecx + 0x74], 0xe
jbe 0x4b1909
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x4bd0c5
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.004b1430
mov eax, dword [0x5143c4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x14]
push ebx
push dword [ebp + 8]
mov dword [ebp - 0x100c], eax
call fcn.004cd494
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0x4bd107
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0x4bd263
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.004b0db0
push dword [ebp - 0x100c]
mov ecx, ebx
mov dword [ebp - 0x1008], eax
mov esi, ebx
mov dword [ebp - 0x1018], edx
and ecx, 0x3f
sar esi, 6
imul edi, ecx, 0x38
push 0
mov eax, dword [esi*4 + 0x517818]
push dword [eax + edi + 0x24]
push dword [eax + edi + 0x20]
push ebx
call fcn.004c7eab
mov ecx, dword [esi*4 + 0x517818]
add esp, 0x14
mov dword [ebp - 0x1010], eax
mov eax, edx
mov edx, dword [ebp - 0x1010]
mov dword [ebp - 0x101c], eax
cmp edx, dword [ecx + edi + 0x20]
jne 0x4bd25c
cmp eax, dword [ecx + edi + 0x24]
jne 0x4bd25c
push 0
lea eax, [ebp - 0x1014]
push eax
push 0x1000
lea eax, [ebp - 0x1004]
push eax
push dword [ecx + edi + 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4bd25c
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.004c7eab
add esp, 0x14
test edx, edx
jl 0x4bd25c
jg 0x4bd1d2
test eax, eax
jb 0x4bd25c
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0x4bd25c
jl 0x4bd1ec
cmp dword [ebp - 0x1008], eax
ja 0x4bd25c
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0x4bd20a
test ebx, ebx
je 0x4bd243
cmp ecx, edi
jae 0x4bd243
mov al, byte [ecx]
cmp al, 0xd
jne 0x4bd224
lea eax, [edi - 1]
cmp ecx, eax
jae 0x4bd230
cmp byte [ecx + 1], 0xa
jne 0x4bd230
inc ecx
jmp 0x4bd230
movzx eax, al
movsx eax, byte [eax + 0x514558]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0x4bd20a
cmp edx, ebx
jne 0x4bd20a
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0x4bd261
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.004b0da0
leave
ret
Function at 0x4c730c
Capabilities:
Get disk information

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x210
mov eax, dword [0x5143c4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
push 0x4fd9ec
push esi
call fcn.004c58d2
pop ecx
pop ecx
test eax, eax
jne 0x4c733a
xor al, al
jmp 0x4c73b7
push ebx
lea eax, [ebp - 0x210]
xor ebx, ebx
push eax
push 0x104
lea eax, [ebp - 0x20c]
mov dword [ebp - 0x210], ebx
push esi
push eax
call fcn.004c7041
mov edx, eax
add esp, 0x10
test edx, edx
jne 0x4c7374
push dword [ebp - 0x210]
call fcn.004b7ce1
xor al, al
jmp 0x4c73b5
mov ecx, edx
push edi
lea edi, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, bx
jne 0x4c737a
sub ecx, edi
sar ecx, 1
pop edi
cmp ecx, 3
je 0x4c739a
push edx
call fcn.004c7243
pop ecx
test al, al
je 0x4c7365
push esi
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
cmp eax, 1
jbe 0x4c73a8
mov bl, 1
push dword [ebp - 0x210]
call fcn.004b7ce1
mov al, bl
pop ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004b0da0
leave
ret
Function at 0x4cb95e
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
sar ecx, 6
push esi
push edi
imul edi, eax, 0x38
mov eax, dword [ecx*4 + 0x517818]
mov dword [ebp - 0xc], ecx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x4cb99e
cmp byte [ebx], 0xa
jne 0x4cb99e
or byte [edi + eax + 0x28], 4
jmp 0x4cb9a3
and byte [edi + eax + 0x28], 0xfb
add ecx, ebx
mov eax, ebx
mov dword [ebp - 0x10], ecx
mov esi, ebx
mov dword [ebp - 8], eax
cmp ebx, ecx
jae 0x4cbaa2
mov dl, byte [eax]
cmp dl, 0x1a
je 0x4cba85
inc eax
cmp dl, 0xd
je 0x4cb9cf
mov dword [ebp - 8], eax
mov byte [esi], dl
jmp 0x4cb9f5
cmp eax, ecx
jae 0x4cba03
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add dword [ebp - 8], eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x10]
xor edx, edx
inc edx
add esi, edx
cmp eax, ecx
jb 0x4cb9b7
jmp 0x4cbaa2
push 0
lea eax, [ebp - 0x10]
push eax
push 1
lea eax, [ebp - 1]
push eax
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4cba80
cmp dword [ebp - 0x10], 0
je 0x4cba80
mov ecx, dword [ebp - 0xc]
mov eax, dword [ecx*4 + 0x517818]
test byte [eax + edi + 0x28], 0x48
je 0x4cba5a
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x4cba45
mov byte [esi], dl
jmp 0x4cba56
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x517818]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x4cbaa2
cmp byte [ebp - 1], 0xa
jne 0x4cba69
cmp esi, ebx
jne 0x4cba69
mov byte [esi], 0xa
jmp 0x4cbaa1
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.004c7ec9
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x4cbaa2
mov byte [esi], 0xd
jmp 0x4cbaa1
mov ecx, dword [ebp - 0xc]
mov ecx, dword [ecx*4 + 0x517818]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x4cba9f
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x4cbaa2
mov byte [esi], dl
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x4cbaab
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
push esi
sar ecx, 6
push edi
imul edi, eax, 0x38
mov dword [ebp - 8], ecx
mov eax, dword [ecx*4 + 0x517818]
push 0xa
pop edx
mov dword [ebp - 0x18], edx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x4cbaf1
cmp word [ebx], dx
jne 0x4cbaf1
or byte [eax + edi + 0x28], 4
jmp 0x4cbaf6
and byte [eax + edi + 0x28], 0xfb
lea edx, [ebx + ecx*2]
mov eax, ebx
mov dword [ebp - 0xc], edx
mov esi, ebx
mov dword [ebp - 4], eax
cmp ebx, edx
jae 0x4cbc59
mov dword [ebp - 0x10], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x14], edx
mov edx, dword [ebp - 0xc]
cmp ecx, 0x1a
je 0x4cbc39
add eax, 2
cmp cx, word [ebp - 0x10]
je 0x4cbb37
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x4cbb6d
cmp eax, edx
jae 0x4cbb7b
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x18]
mov edx, eax
push 0xa
sete cl
xor eax, eax
lea ecx, [ecx*2 + 2]
add dword [ebp - 4], ecx
pop ecx
cmp dx, cx
mov edx, dword [ebp - 0xc]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
push 2
pop ecx
add esi, ecx
cmp eax, edx
jb 0x4cbb12
jmp 0x4cbc59
push 0
lea eax, [ebp - 0x18]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4cbc34
cmp dword [ebp - 0x18], 0
je 0x4cbc34
mov edx, dword [ebp - 8]
push 0xa
mov eax, dword [edx*4 + 0x517818]
test byte [eax + edi + 0x28], 0x48
je 0x4cbc0a
lea eax, [esi + 2]
mov dword [ebp - 0x1c], eax
mov ax, word [ebp - 4]
pop ecx
mov word [ebp - 2], ax
cmp ax, cx
jne 0x4cbbce
mov word [esi], cx
jmp 0x4cbc05
push 0xd
pop ecx
mov word [esi], cx
movzx ecx, ax
mov eax, dword [edx*4 + 0x517818]
mov dx, word [ebp - 2]
shr ecx, 8
push 0xa
mov byte [eax + edi + 0x2a], dl
mov edx, dword [ebp - 8]
mov eax, dword [edx*4 + 0x517818]
mov byte [eax + edi + 0x2b], cl
mov eax, dword [edx*4 + 0x517818]
pop ecx
mov byte [eax + edi + 0x2c], cl
mov esi, dword [ebp - 0x1c]
jmp 0x4cbc59
pop eax
cmp word [ebp - 4], ax
jne 0x4cbc1a
cmp esi, ebx
jne 0x4cbc1a
mov word [esi], ax
jmp 0x4cbc56
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.004c7ec9
add esp, 0x10
push 0xa
pop eax
cmp word [ebp - 4], ax
je 0x4cbc59
push 0xd
pop eax
jmp 0x4cbc15
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x517818]
mov al, byte [edx + edi + 0x28]
test al, 0x40
jne 0x4cbc53
or al, 2
mov byte [edx + edi + 0x28], al
jmp 0x4cbc59
mov word [esi], cx
add esi, 2
sub esi, ebx
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x4d1777
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4ff5fc
push 0x4ff5f4
push str.FlsAlloc
push 0x1f
call fcn.004d15a2
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4d17ab
push dword [ebp + 8]
mov ecx, esi
call dword [0x4e3758]
call esi
jmp 0x4d17b1
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x4d17f5
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4ff60c
push 0x4ff604
push str.FlsGetValue
push 0x21
call fcn.004d15a2
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4d182c
push dword [ebp + 8]
mov ecx, esi
call dword [0x4e3758]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]

Function at 0x4d1834
Capabilities:
Set thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4ff614
push 0x4ff60c
push str.FlsSetValue
push 0x22
call fcn.004d15a2
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4d186e
push dword [ebp + 0xc]
mov ecx, esi
push dword [ebp + 8]
call dword [0x4e3758]
call esi
pop esi
pop ebp
ret 8
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsSetValue]
Function at 0x4d3014
Capabilities:
Clear file content

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
mov ebx, dword [ebp + 8]
lea ecx, [ebp - 0x2c]
push esi
push edi
push dword [ebp + 0x10]
mov edi, dword [ebp + 0x14]
push dword [ebp + 0xc]
push ebx
call fcn.004d2f90
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x4d3183
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x4d3183
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x4d3138
jg 0x4d3070
test eax, eax
je 0x4d312e
push 1
push 0x1000
call fcn.004d12a0
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x4d3093
push 0xc
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x4d3125
push 0x8000
push ebx
call fcn.004c97ae
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x4d30bc
jg 0x4d30b7
cmp ecx, 0x1000
jb 0x4d30bc
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.004ccbc8
add esp, 0x10
cmp eax, 0xffffffff
je 0x4d3101
mov ecx, dword [ebp - 4]
cdq
sub ecx, eax
mov eax, dword [ebp - 8]
mov dword [ebp - 4], ecx
sbb eax, edx
mov dword [ebp - 8], eax
test eax, eax
jg 0x4d30b7
jl 0x4d30e8
test ecx, ecx
jne 0x4d30a9
push dword [ebp - 0xc]
push ebx
call fcn.004c97ae
push esi
call fcn.004cfbc7
add esp, 0xc
xor ebx, ebx
jmp 0x4d3191
cmp byte [edi + 0x24], 0
je 0x4d3118
cmp dword [edi + 0x20], 5
jne 0x4d3118
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x4d3123
mov ebx, dword [edi + 0x18]
jmp 0x4d3125
xor ebx, ebx
push esi
call fcn.004cfbc7
pop ecx
jmp 0x4d3191
test ecx, ecx
jg 0x4d30fa
jl 0x4d3138
test eax, eax
jae 0x4d30fa
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.004c7ec9
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x4d3158
cmp byte [edi + 0x1c], 0
je 0x4d30fa
jmp 0x4d3189
push ebx
call fcn.004d2f26
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x4d30fa
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [edi + 0x24], 1
mov dword [edi + 0x20], eax
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x4d3191
cmp byte [edi + 0x1c], 0
je 0x4d318e
mov ebx, dword [edi + 0x18]
jmp 0x4d3191
push 0x16
pop ebx
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.004c7ec9
add esp, 0x10
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret