joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4d2360
Capabilities:
Enumerate pe sections

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x4d2532
xor ecx, ecx
xor edx, edx
mov ch, byte [eax]
mov dl, byte [eax + 2]
mov cl, byte [eax + 1]
push ebx
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 3]
push ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 6]
mov dword [eax], ecx
xor ecx, ecx
push esi
mov ch, byte [eax + 4]
push edi
mov cl, byte [eax + 5]
xor ebp, ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 7]
shl ecx, 8
or ecx, edx
mov edx, dword [esp + 0x18]
mov dword [eax + 4], ecx
xor ecx, ecx
mov ch, byte [eax + 8]
lea edi, [edx + 0xc]
mov cl, byte [eax + 9]
mov word [eax + 8], cx
mov ecx, dword [eax]
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov cx, word [eax + 8]
mov word [edx + 8], cx
xor ecx, ecx
movzx si, byte [eax + 0xb]
mov ch, byte [eax + 0xa]
or ecx, esi
mov word [eax + 0xa], cx
mov word [edx + 0xa], cx
movzx si, byte [eax + 0xb]
xor ecx, ecx
mov ch, byte [eax + 0xa]
or ecx, esi
mov esi, dword [eax + 0xc]
mov word [eax + 0xa], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x11]
mov bp, word [eax + 0xa]
xor ecx, ecx
mov ch, byte [eax + 0x10]
add ebp, 0xc
or ecx, esi
mov word [eax + 0x10], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x11]
xor ecx, ecx
lea edi, [edx + ebp + 2]
mov ch, byte [eax + 0x10]
or ecx, esi
mov esi, dword [eax + 0x14]
mov word [eax + 0x10], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x19]
xor ecx, ecx
mov cx, word [eax + 0x10]
lea ebp, [ecx + ebp + 2]
xor ecx, ecx
mov ch, byte [eax + 0x18]
or ecx, esi
lea edi, [edx + ebp + 2]
mov word [eax + 0x18], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x19]
xor ecx, ecx
mov ch, byte [eax + 0x18]
or ecx, esi
mov esi, dword [eax + 0x1c]
mov word [eax + 0x18], cx
and ecx, 0xffff
mov ebx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
movzx si, byte [eax + 0x21]
xor ecx, ecx
mov cx, word [eax + 0x18]
lea ebp, [ecx + ebp + 2]
xor ecx, ecx
mov ch, byte [eax + 0x20]
or ecx, esi
lea edi, [edx + ebp + 2]
mov word [eax + 0x20], cx
mov word [edx + ebp], cx
movzx si, byte [eax + 0x21]
xor ecx, ecx
mov ch, byte [eax + 0x20]
or ecx, esi
mov esi, dword [eax + 0x24]
mov word [eax + 0x20], cx
and ecx, 0xffff
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov dl, byte [eax + 6]
xor ecx, ecx
mov ch, byte [eax + 4]
pop edi
mov cl, byte [eax + 5]
pop esi
shl ecx, 8
or ecx, edx
xor edx, edx
mov dl, byte [eax + 7]
pop ebp
shl ecx, 8
or ecx, edx
xor edx, edx
mov dh, byte [eax]
mov dword [eax + 4], ecx
mov dl, byte [eax + 1]
xor ecx, ecx
mov ch, byte [eax + 8]
pop ebx
mov cl, byte [eax + 9]
mov word [eax + 8], cx
xor ecx, ecx
mov cl, byte [eax + 2]
shl edx, 8
or edx, ecx
xor ecx, ecx
mov cl, byte [eax + 3]
shl edx, 8
or edx, ecx
mov dword [eax], edx
ret
Function at 0x4d5150
Capabilities:
Hash data with md5

Disassembly:
sub esp, 0x94
mov eax, dword [esp + 0x9c]
push esi
push 0x40
lea ecx, [esp + 0x1c]
xor esi, esi
push eax
push ecx
mov dword [esp + 0x24], 0x67452301
mov dword [esp + 0x28], 0xefcdab89
mov dword [esp + 0x2c], 0x98badcfe
mov dword [esp + 0x30], 0x10325476
mov dword [esp + 0x34], esi
mov dword [esp + 0x38], esi
call fcn.004d4f60
lea edx, [esp + 0x24]
lea eax, [esp + 0x10]
push edx
push eax
call fcn.004d5090
mov esi, dword [esp + 0xb0]
add esp, 0x14
xor edx, edx
mov cl, byte [esp + edx + 4]
mov al, cl
and cl, 0xf
sar al, 4
and al, 0xf
cmp al, 0xa
movsx eax, al
jge 0x4d51ca
add eax, 0x30
jmp 0x4d51cd
add eax, 0x57
mov byte [esi], al
cmp cl, 0xa
movsx eax, cl
jge 0x4d51dc
add eax, 0x30
jmp 0x4d51df
add eax, 0x57
mov byte [esi + 1], al
inc edx
add esi, 2
cmp edx, 0x10
jl 0x4d51b0
pop esi
add esp, 0x94
ret

Function at 0x4d5200
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x84
push ebx
mov ebx, dword [esp + 0x90]
push ebp
mov ebp, dword [esp + 0x90]
push esi
push edi
mov ecx, 0x10
xor eax, eax
mov edi, ebp
mov esi, dword [esp + 0xa0]
rep stosd dword es:[edi], eax
mov ecx, 8
mov edi, ebx
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
mov ecx, 0x20
xor eax, eax
lea edi, [esp + 0x14]
rep stosd dword es:[edi], eax
test esi, esi
mov dword [esp + 0x14], 0x9d14e9a1
mov dword [esp + 0x18], 0x593b6b0e
je 0x4d528b
mov edi, esi
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x28
jne 0x4d526f
mov byte [esi + 0x20], al
mov ecx, 0x20
jmp 0x4d5279
cmp ecx, 0x38
jle 0x4d5279
mov ecx, 0x38
mov eax, ecx
lea edi, [esp + 0x1c]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, 0x5a56fc
test ecx, ecx
je 0x4d52bf
mov edi, ecx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x38
jle 0x4d52aa
mov ecx, 0x38
xor eax, eax
test ecx, ecx
jle 0x4d52bf
mov dl, byte [eax + 0x5a56fc]
xor byte [esp + eax + 0x1c], dl
inc eax
cmp eax, ecx
jl 0x4d52b0
lea eax, [esp + 0x14]
push eax
push ebp
call fcn.004d5150
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov edi, str.01d0a8e3
mov edx, ecx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
lea esi, [edx + ebp]
sub edi, ecx
mov eax, ecx
mov dword [esp + 0x10], esi
mov esi, edi
mov edi, dword [esp + 0x10]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
mov eax, edx
cdq
and edx, 3
and ecx, 3
add eax, edx
rep movsb byte es:[edi], byte [esi]
sar eax, 2
xor ecx, ecx
test eax, eax
jle 0x4d5324
mov esi, ebp
mov dl, byte [esi]
add esi, 4
mov byte [ecx + ebx], dl
inc ecx
cmp ecx, eax
jl 0x4d5317
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x84
ret
Function at 0x4d5bd0
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov eax, dword [esi]
sub eax, 2
je 0x4d5c3b
sub eax, 0x12
je 0x4d5c07
dec eax
je 0x4d5bea
jmp 0x51473e
push esi
call fcn.004d58a0
push esi
call fcn.004d5d00
mov edi, eax
mov eax, dword [esi]
add esp, 8
cmp eax, 0x16
je 0x4d5c3e
jmp 0x51473e
push esi
call fcn.004d58a0
mov eax, dword [esi]
add esp, 4
cmp eax, 3
je 0x4d5c1c
jmp 0x51473e
lea eax, [esi + 8]
push eax
push esi
call fcn.004d5b00
mov edi, dword [esi + eax*8 + 0x418]
push esi
call fcn.004d58a0
add esp, 0xc
mov eax, edi
pop edi
pop esi
ret
mov edi, dword [esi + 4]
push esi
call fcn.004d58a0
add esp, 4
mov eax, edi
pop edi
pop esi
ret
push 0xa
call fcn.00517118
push 0x16
call fcn.0051e6eb
pop ecx
pop ecx
push 3
call fcn.00513fa3

Function at 0x4d5d50
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi]
cmp eax, 0xc
je 0x4d5da8
cmp eax, 0xb
je 0x4d5da8
cmp eax, 3
je 0x4d5d6b
jmp 0x51473e
push esi
call fcn.004d58a0
mov eax, dword [esi]
add esp, 4
cmp eax, 0xd
je 0x4d5d80
jmp 0x51473e
push esi
call fcn.004d58a0
mov eax, dword [esi]
add esp, 4
cmp eax, 2
je 0x4d5d9f
cmp eax, 4
je 0x4d5d9f
cmp eax, 3
je 0x4d5d9f
jmp 0x51473e
push esi
call fcn.004d58a0
add esp, 4
pop esi
ret

Function at 0x4d5db0
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov edi, 1
mov eax, dword [esi]
cmp eax, 0xa
jne 0x4d5df2
push esi
call fcn.004d58a0
push esi
call fcn.004d5d00
mov edi, eax
mov eax, dword [esi]
add esp, 8
cmp eax, 0xc
jne 0x4d5e1d
push esi
call fcn.004d58a0
push esi
call fcn.004d5d50
mov eax, dword [esi]
add esp, 8
cmp eax, 0xc
je 0x4d5dda
jmp 0x4d5e1d
cmp eax, 0xb
je 0x4d5e1d
push esi
call fcn.004d5d50
mov eax, dword [esi]
add esp, 4
cmp eax, 0xc
jne 0x4d5e1d
push esi
call fcn.004d58a0
push esi
call fcn.004d5d50
mov eax, dword [esi]
add esp, 8
cmp eax, 0xc
je 0x4d5e07
cmp dword [esi], 0xb
je 0x4d5e27
jmp 0x51473e
push esi
call fcn.004d58a0
add esp, 4
mov eax, edi
pop edi
pop esi
ret
Function at 0x4d5ef0
Capabilities:
Encode data using base64
Terminate process

Disassembly:
sub esp, 0x118
mov ecx, 0x3f
mov eax, 0x80808080
push ebx
push ebp
push esi
push edi
lea edi, [esp + 0x28]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov eax, 0x41
mov cl, al
sub cl, 0x41
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x5a
jle 0x4d5f12
mov eax, 0x61
mov dl, al
sub dl, 0x47
mov byte [esp + eax + 0x28], dl
inc eax
cmp eax, 0x7a
jle 0x4d5f26
mov eax, 0x30
mov cl, al
add cl, 4
mov byte [esp + eax + 0x28], cl
inc eax
cmp eax, 0x39
jle 0x4d5f3a
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
xor ebp, ebp
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov byte [esp + 0x53], 0x3e
mov byte [esp + 0x57], 0x3f
mov byte [esp + 0x65], 0
mov dword [esp + 0x18], ebp
je 0x4d60cd
mov ebx, dword [esp + 0x130]
mov dword [esp + 0x10], 3
mov dword [esp + 0x14], 4
mov edx, dword [esp + 0x18]
mov ecx, dword [esp + 0x12c]
xor eax, eax
lea esi, [edx + ecx]
movsx ecx, byte [esi + eax]
mov dl, byte [esp + ecx + 0x28]
test dl, 0x80
jne 0x4d609e
mov byte [esp + eax + 0x20], cl
mov byte [esp + eax + 0x1c], dl
inc eax
cmp eax, 4
jl 0x4d5f9c
mov esi, dword [esp + 0x138]
mov edx, dword [esp + 0x10]
cmp edx, dword [esi]
jle 0x4d6006
mov eax, dword [esp + 0x14]
push eax
call fcn.00512247
mov ecx, dword [esi]
mov esi, ebx
mov edx, ecx
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
push ebx
and ecx, 3
mov dword [esp + 0x2c], eax
rep movsb byte es:[edi], byte [esi]
call fcn.0051215e
mov ecx, dword [esp + 0x140]
mov eax, dword [esp + 0x18]
mov ebx, dword [esp + 0x2c]
add esp, 8
mov dword [ecx], eax
mov ecx, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov dl, ch
mov al, cl
sar dl, 4
shl al, 2
or dl, al
mov eax, dword [esp + 0x14]
mov byte [ebx + ebp], dl
inc ebp
inc eax
mov cl, ch
mov dword [esp + 0x14], eax
mov al, byte [esp + 0x1e]
mov dl, al
inc edi
sar dl, 2
shl cl, 4
or dl, cl
mov ecx, dword [esp + 0x14]
shl al, 6
or al, byte [esp + 0x1f]
mov byte [ebx + ebp], dl
inc ebp
mov edx, edi
inc ecx
inc edx
mov byte [ebx + ebp], al
mov al, byte [esp + 0x22]
inc ebp
inc ecx
inc edx
mov dword [esp + 0x10], edi
cmp al, 0x3d
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], edx
je 0x4d60b3
mov cl, byte [esp + 0x23]
xor eax, eax
cmp cl, 0x3d
setne al
add eax, 2
cmp eax, 3
jl 0x4d60b3
mov edx, dword [esp + 0x18]
mov edi, dword [esp + 0x12c]
or ecx, 0xffffffff
xor eax, eax
add edx, 4
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [esp + 0x18], edx
cmp edx, ecx
jae 0x4d60d4
jmp 0x4d5f8c
push ecx
push str.Illegal_character__c_in_input._n
call fcn.00513737
add esp, 8
push 1
call fcn.00513f92
mov eax, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [eax], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
mov ebx, dword [esp + 0x130]
mov ecx, dword [esp + 0x134]
mov byte [ebx + ebp], 0
pop edi
pop esi
mov dword [ecx], ebp
mov eax, ebx
pop ebp
pop ebx
add esp, 0x118
ret
Function at 0x4d85a0
Capabilities:
Find taskbar

Disassembly:
sub esp, 0x10
push esi
push edi
xor edi, edi
push edi
push str.Shell_TrayWnd
mov dword [esp + 0x10], edi
mov dword [esp + 0x14], edi
mov dword [esp + 0x18], edi
mov dword [esp + 0x1c], edi
call dword [sym.imp.USER32.dll_FindWindowA]
mov esi, eax
cmp esi, edi
je 0x4d85e8
lea eax, [esp + 8]
push eax
push esi
call dword [sym.imp.USER32.dll_GetWindowRect]
lea ecx, [esp + 8]
push ecx
push 0x4d8540
push esi
call dword [sym.imp.USER32.dll_EnumChildWindows]
jmp 0x4d860c
push edi
mov edi, dword [sym.imp.USER32.dll_GetSystemMetrics]
call edi
push 1
mov esi, eax
call edi
push eax
push esi
add eax, 0xffffffec
add esi, 0xffffffd8
push eax
lea edx, [esp + 0x14]
push esi
push edx
call dword [sym.imp.USER32.dll_SetRect]
mov eax, dword [esp + 0x1c]
mov edx, dword [esp + 8]
mov ecx, eax
pop edi
pop esi
mov dword [ecx], edx
mov edx, dword [esp + 4]
mov dword [ecx + 4], edx
mov edx, dword [esp + 8]
mov dword [ecx + 8], edx
mov edx, dword [esp + 0xc]
mov dword [ecx + 0xc], edx
add esp, 0x10
ret 4
Function at 0x4d9750
Capabilities:
Enumerate files on windows
Enumerate files recursively

Disassembly:
push 0xffffffffffffffff
push 0x5366a1
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x178
push ebp
mov dword [esp + 8], ecx
push esi
push edi
lea ecx, [esp + 0x24]
call fcn.004d9dd0
lea ecx, [esp + 0x34]
mov dword [esp + 0x18c], 0
call fcn.004d9dd0
lea ecx, [esp + 0x14]
mov byte [esp + 0x18c], 1
call fcn.004d9dd0
mov eax, dword [esp + 0x1a0]
mov edi, dword [esp + 0x19c]
mov ebp, dword [esp + 0x198]
cmp eax, 1
mov byte [esp + 0x18c], 2
jne 0x4d97cf
mov dword [edi], 0
mov dword [ebp], 0
mov eax, dword [esp + 0x194]
lea ecx, [esp + 0x24]
push eax
call fcn.004d9e40
lea ecx, [esp + 0x24]
push ecx
call fcn.004da420
add esp, 4
lea ecx, [esp + 0x24]
push 0x5cd0d4
call fcn.004d9ec0
lea edx, [esp + 0x44]
lea ecx, [esp + 0x24]
push edx
call fcn.0047e220
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
je 0x4d9954
mov esi, 0x5cd0c8
lea eax, [esp + 0x70]
mov dl, byte [eax]
mov cl, dl
cmp dl, byte [esi]
jne 0x4d984a
test cl, cl
je 0x4d9846
mov dl, byte [eax + 1]
mov cl, dl
cmp dl, byte [esi + 1]
jne 0x4d984a
add eax, 2
add esi, 2
test cl, cl
jne 0x4d9826
xor eax, eax
jmp 0x4d984f
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
je 0x4d9938
mov esi, 0x5cd0c4
lea eax, [esp + 0x70]
mov dl, byte [eax]
mov cl, dl
cmp dl, byte [esi]
jne 0x4d9884
test cl, cl
je 0x4d9880
mov dl, byte [eax + 1]
mov cl, dl
cmp dl, byte [esi + 1]
jne 0x4d9884
add eax, 2
add esi, 2
test cl, cl
jne 0x4d9860
xor eax, eax
jmp 0x4d9889
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
je 0x4d9938
test byte [esp + 0x44], 0x10
mov eax, dword [esp + 0x194]
push eax
jne 0x4d98e1
lea ecx, [esp + 0x38]
call fcn.004d9e40
lea ecx, [esp + 0x34]
push ecx
call fcn.004da420
add esp, 4
lea edx, [esp + 0x70]
lea ecx, [esp + 0x34]
push edx
call fcn.004d9ec0
push 0
lea ecx, [esp + 0x38]
call fcn.0047e220
push eax
call fcn.00514755
add esp, 8
test eax, eax
jne 0x4d9938
inc dword [ebp]
jmp 0x4d9938
lea ecx, [esp + 0x18]
call fcn.004d9e40
lea ecx, [esp + 0x14]
push ecx
call fcn.004da420
add esp, 4
lea edx, [esp + 0x70]
lea ecx, [esp + 0x14]
push edx
call fcn.004d9ec0
push 0
lea ecx, [esp + 0x18]
call fcn.0047e220
push eax
call fcn.00514755
add esp, 8
test eax, eax
jne 0x4d9938
mov ecx, dword [edi]
push eax
inc ecx
push edi
mov dword [edi], ecx
push ebp
lea ecx, [esp + 0x20]
call fcn.0047e230
mov ecx, dword [esp + 0x1c]
push eax
call fcn.004d9750
mov ecx, dword [esp + 0xc]
lea eax, [esp + 0x44]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x4d981d
mov eax, dword [esp + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov esi, dword [ebp]
mov eax, dword [edi]
lea ecx, [esp + 0x14]
add esi, eax
mov byte [esp + 0x18c], 1
call fcn.004d9df0
lea ecx, [esp + 0x34]
mov byte [esp + 0x18c], 0
call fcn.004d9df0
lea ecx, [esp + 0x24]
mov dword [esp + 0x18c], 0xffffffff
call fcn.004d9df0
mov ecx, dword [esp + 0x184]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x184
ret 0x10
Function at 0x4da210
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x536708
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004d9dd0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.004d9e40
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.004da140
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.004d9df0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10

Function at 0x4da4e0
Capabilities:
Create directory

Disassembly:
push 0xffffffffffffffff
push 0x536780
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20
push ebx
push esi
push edi
lea ecx, [esp + 0xc]
call fcn.004d9dd0
xor ebx, ebx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x34], ebx
call fcn.004d9dd0
mov esi, dword [esp + 0x3c]
lea ecx, [esp + 0xc]
push esi
mov byte [esp + 0x38], 1
call fcn.004d9e40
cmp dword [esp + 0x40], ebx
jne 0x4da568
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
lea ecx, [esp + 0x1c]
mov esi, eax
mov byte [esp + 0x34], bl
call fcn.004d9df0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.004d9df0
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret
lea eax, [esp + 0xc]
push eax
call fcn.004da420
add esp, 4
lea ecx, [esp + 0xc]
mov esi, 1
call fcn.0047e240
cmp eax, esi
jb 0x4da5eb
mov edi, dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push 1
push 1
push esi
push 0x5cd0d8
lea ecx, [esp + 0x1c]
call fcn.004da210
cmp eax, 1
jne 0x4da5dd
push esi
lea ecx, [esp + 0x20]
push eax
push ecx
lea ecx, [esp + 0x18]
call fcn.004d9fb0
push ebx
lea ecx, [esp + 0x20]
call fcn.0047e230
push eax
call fcn.00514755
add esp, 8
test eax, eax
jge 0x4da5dd
push ebx
lea ecx, [esp + 0x20]
call fcn.0047e220
push eax
call edi
test eax, eax
je 0x4da620
lea ecx, [esp + 0xc]
inc esi
call fcn.0047e240
cmp esi, eax
jbe 0x4da58d
lea ecx, [esp + 0x1c]
mov byte [esp + 0x34], bl
call fcn.004d9df0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.004d9df0
pop edi
pop esi
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret
lea ecx, [esp + 0x1c]
mov byte [esp + 0x34], bl
call fcn.004d9df0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.004d9df0
mov ecx, dword [esp + 0x2c]
pop edi
pop esi
xor eax, eax
pop ebx
mov dword fs:[0], ecx
add esp, 0x2c
ret
Function at 0x4dc280
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push ebp
xor ebp, ebp
push esi
cmp ebx, 1
push edi
jl 0x4dc29b
cmp ebx, 8
jg 0x4dc29b
mov eax, 1
jmp 0x4dc29d
xor eax, eax
mov esi, dword [esp + 0x14]
push str.bad_pack_level
push eax
push esi
call fcn.004daaf0
mov eax, dword [esi + 0x6af70]
add esp, 0xc
cmp eax, ebp
mov dword [esi + 0x6af78], ebp
jne 0x4dc2d4
mov dword [esi + 0x6af78], 1
mov dword [esi + 0x6af70], 0x10000
mov ecx, 0x7fff
xor eax, eax
lea edi, [esi + 0x4af70]
mov dword [esi + 0x6af6c], ebp
rep stosd dword es:[edi], eax
mov ax, word [ebx*8 + 0x5a5b7a]
xor ecx, ecx
mov dword [esi + 0x6af98], eax
mov cx, word [ebx*8 + 0x5a5b78]
xor edx, edx
mov dword [esi + 0x6af9c], ecx
mov dx, word [ebx*8 + 0x5a5b7c]
xor eax, eax
mov dword [esi + 0x6afa0], edx
mov ax, word [ebx*8 + 0x5a5b7e]
cmp ebx, 2
mov dword [esi + 0x6af94], eax
jg 0x4dc335
mov eax, dword [esp + 0x1c]
or byte [eax], 4
jmp 0x4dc341
cmp ebx, 8
jl 0x4dc341
mov eax, dword [esp + 0x1c]
or byte [eax], 2
lea edi, [esi + 0x1af70]
push 0x10000
push edi
push esi
mov dword [esi + 0x6af84], ebp
mov dword [esi + 0x6af74], ebp
call dword [esi + 0xc]
add esp, 0xc
cmp eax, ebp
mov dword [esi + 0x6af90], eax
je 0x4dc3ba
cmp eax, 0xffffffff
je 0x4dc3ba
cmp eax, 0x106
mov dword [esi + 0x6af8c], ebp
jae 0x4dc385
push esi
call fcn.004dc5d0
add esp, 4
mov dword [esi + 0x6af7c], ebp
xor eax, eax
mov edx, dword [esi + 0x6af7c]
xor ecx, ecx
mov cl, byte [edi + eax]
and edx, 0x3ff
and ecx, 0x7fff
shl edx, 5
xor ecx, edx
inc eax
cmp eax, 2
mov dword [esi + 0x6af7c], ecx
jb 0x4dc38d
pop edi
pop esi
pop ebp
pop ebx
ret
mov dword [esi + 0x6af8c], 1
mov dword [esi + 0x6af90], ebp
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x4dd650
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x4dd65b
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x4dd75e
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x5a5bc8]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x5a5bc8]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x5a5bc8]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x5a5bc8]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x5a5bc8]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x5a5bc8]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x5a5bc8]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x5a5bc8]
xor eax, edx
inc ecx
dec edi
jne 0x4dd676
pop edi
test esi, esi
je 0x4dd780
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x5a5bc8]
xor eax, edx
inc ecx
dec esi
jne 0x4dd762
pop esi
pop ebx
not eax
ret
Function at 0x4dd940
Capabilities:
Get file size
Parse pe header
Read file on windows

Disassembly:
sub esp, 0x50
push esi
mov esi, dword [esp + 0x58]
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
je 0x4dd95e
mov eax, 0x1000000
pop esi
add esp, 0x50
ret
lea eax, [esp + 0x20]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetFileInformationByHandle]
test eax, eax
jne 0x4dd978
mov eax, 0x200
pop esi
add esp, 0x50
ret
mov eax, dword [esp + 0x20]
push ebp
mov edx, eax
xor ebp, ebp
and edx, 1
push edi
je 0x4dd98c
mov ebp, 1
test al, 2
je 0x4dd993
or ebp, 2
test al, 4
je 0x4dd99a
or ebp, 4
mov ecx, eax
and ecx, 0x10
je 0x4dd9a4
or ebp, 0x10
test al, 0x20
je 0x4dd9ab
or ebp, 0x20
test ecx, ecx
je 0x4dd9b7
or ebp, 0x40000000
jmp 0x4dd9bd
or ebp, 0x80000000
or ebp, 0x1000000
test edx, edx
jne 0x4dd9cd
or ebp, 0x800000
push ebx
push 0
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, 0x28
mov dword [esp + 0x14], eax
jbe 0x4dda7b
mov edi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push 0
push 0
push esi
call edi
mov ebx, dword [sym.imp.KERNEL32.dll_ReadFile]
lea ecx, [esp + 0x10]
push 0
push ecx
lea edx, [esp + 0x6c]
push 2
push edx
push esi
call ebx
push 0
push 0
push 0x24
push esi
call edi
lea eax, [esp + 0x10]
push 0
push eax
lea ecx, [esp + 0x24]
push 4
push ecx
push esi
call ebx
cmp word [esp + 0x64], 0x54ad
jne 0x4dda7b
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x14]
lea edx, [eax + 0x34]
cmp ecx, edx
jbe 0x4dda7b
push 0
push 0
push eax
push esi
call edi
lea eax, [esp + 0x10]
push 0
push eax
lea ecx, [esp + 0x2c]
push 4
push ecx
push esi
call ebx
mov eax, dword [esp + 0x24]
cmp eax, 0x5a4d
je 0x4dda75
cmp eax, 0x454e
je 0x4dda75
cmp eax, 0x454c
je 0x4dda75
cmp eax, 0x4550
jne 0x4dda7b
or ebp, 0x400000
mov eax, dword [esp + 0x68]
pop ebx
test eax, eax
je 0x4dda86
mov dword [eax], ebp
mov eax, dword [esp + 0x68]
test eax, eax
je 0x4dda94
mov edx, dword [esp + 0x10]
mov dword [eax], edx
mov esi, dword [esp + 0x6c]
mov edi, dword [sym.imp.KERNEL32.dll_FileTimeToLocalFileTime]
test esi, esi
je 0x4ddafe
lea eax, [esp + 0x20]
lea ecx, [esp + 0x34]
push eax
push ecx
call edi
lea edx, [esp + 0x18]
lea eax, [esp + 0x3c]
push edx
push eax
call edi
lea ecx, [esp + 0x10]
lea edx, [esp + 0x2c]
push ecx
push edx
call edi
mov eax, dword [esp + 0x24]
mov ecx, dword [esp + 0x20]
push eax
push ecx
call fcn.004dd880
mov edx, dword [esp + 0x24]
mov dword [esi], eax
mov eax, dword [esp + 0x20]
push edx
push eax
call fcn.004dd880
mov ecx, dword [esp + 0x24]
mov edx, dword [esp + 0x20]
push ecx
push edx
mov dword [esi + 4], eax
call fcn.004dd880
add esp, 0x18
mov dword [esi + 8], eax
mov esi, dword [esp + 0x70]
test esi, esi
je 0x4ddb41
lea eax, [esp + 0x3c]
lea ecx, [esp + 0x3c]
push eax
push ecx
call edi
lea edx, [esp + 0x64]
lea eax, [esp + 0x60]
push edx
lea ecx, [esp + 0x40]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FileTimeToDosDateTime]
mov edx, dword [esp + 0x60]
mov eax, dword [esp + 0x64]
and edx, 0xffff
and eax, 0xffff
shl edx, 0x10
or edx, eax
mov dword [esi], edx
pop edi
pop ebp
xor eax, eax
pop esi
add esp, 0x50
ret