joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a5110
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x552678
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x30]
push esi
mov ebx, ecx
push edi
mov esi, dword [ebp]
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x10]
dec ecx
cmp eax, ecx
jge 0x4a5149
inc eax
mov dword [esi + 0x10], eax
jmp 0x4a525c
mov eax, dword [ebx + 0x3c]
mov ecx, dword [esi + 8]
cmp ecx, eax
jne 0x4a515d
mov eax, 0xffffffc7
jmp 0x4a525e
mov esi, dword [esi]
mov edx, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp edx, ecx
jl 0x4a516e
cmp dword [esi + 8], eax
jne 0x4a515d
cmp dword [esi + 8], eax
jne 0x4a5187
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp eax, ecx
jl 0x4a5187
mov eax, 0xffffffc7
jmp 0x4a525e
mov eax, dword [esi + 4]
xor edi, edi
cmp eax, edi
je 0x4a519b
push eax
mov ecx, ebx
call fcn.004a4940
mov dword [esi + 4], edi
mov dword [ebp], esi
mov ecx, dword [esi + 0x10]
inc ecx
mov dword [esi + 0x10], ecx
lea ecx, [esp + 0x10]
call fcn.004666d0
mov dword [esp + 0x2c], edi
mov edi, dword [esp + 0x3c]
test edi, edi
jne 0x4a51cc
mov ecx, dword [ebx + 4]
mov edx, dword [ecx + 8]
lea ecx, [esp + 0x10]
push edx
call fcn.004666f0
mov edi, eax
mov eax, dword [esi + 8]
push edi
push eax
mov ecx, ebx
call fcn.004a40b0
test eax, eax
mov dword [esp + 0x38], eax
je 0x4a51ff
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x676958
call fcn.004668d0
mov eax, dword [esp + 0x38]
jmp 0x4a525e
mov ecx, dword [esi + 0x10]
push ecx
push edi
mov ecx, ebx
call fcn.004a4f70
mov dl, byte [edi]
and dl, 1
cmp dl, 1
jne 0x4a5243
mov ecx, dword [esp + 0x34]
push ebp
push ecx
push edi
push eax
mov ecx, ebx
call fcn.004a4f90
mov esi, eax
test esi, esi
jne 0x4a5273
mov edx, dword [ebp]
push eax
push edi
mov ecx, ebx
mov dword [edx + 0x10], eax
call fcn.004a4f70
mov cl, byte [edi]
and cl, 1
cmp cl, 1
je 0x4a5215
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x676958
call fcn.004668d0
xor eax, eax
mov ecx, dword [esp + 0x24]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0xc
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x676958
call fcn.004668d0
mov eax, esi
jmp 0x4a525e

Function at 0x4a9da0
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x4a9e00
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x4a9e00
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x4a9e00
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x4a9e00
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x4a9e40
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x4b4e50
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x552fd8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
lea eax, [esp + 0xc]
mov ecx, dword [esi + 0x1c]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
push 0
lea ecx, [esp + 0x20]
call fcn.005461da
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.004b47a0
mov eax, dword [esi + 0x4c]
mov ecx, dword [esi + 0x48]
add eax, 0x64
add esp, 0xc
add ecx, 0x64
mov dword [esp + 8], eax
lea eax, [esp + 4]
mov dword [esp + 4], ecx
push eax
lea ecx, [esp + 0x20]
call fcn.00546108
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0x14]
mov edx, dword [esp + 0xc]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
push 1
sar edx, 4
mov ecx, edx
shr ecx, 0x1f
lea eax, [edx + ecx + 1]
xor edx, edx
test eax, eax
setl dl
dec edx
mov ecx, esi
and eax, edx
push eax
push 0
push 0
call fcn.00542775
mov ecx, dword [esp + 0x10]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 8]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
xor ecx, ecx
sar edx, 4
mov eax, edx
push 1
shr eax, 0x1f
lea eax, [edx + eax + 1]
test eax, eax
setl cl
dec ecx
and eax, ecx
mov ecx, esi
push eax
push 0
push 1
call fcn.00542775
push 1
push 0
push 0
mov ecx, esi
call fcn.0054271d
push 1
push 0
push 1
mov ecx, esi
call fcn.0054271d
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.0054624c
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x4b4fd0
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x552ff8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
push 0
lea ecx, [esp + 0x20]
call fcn.005461da
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.004b47a0
mov ecx, dword [esi + 0x48]
mov eax, dword [esi + 0x4c]
add ecx, 0x64
add esp, 0xc
mov dword [esp + 4], ecx
lea ecx, [esp + 4]
add eax, 0x96
push ecx
lea ecx, [esp + 0x20]
mov dword [esp + 0xc], eax
call fcn.00546108
mov eax, dword [esi + 0x1c]
lea edx, [esp + 0xc]
push edx
push eax
call dword [sym.imp.USER32.dll_GetClientRect]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x10]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 8]
mov edx, dword [esp + 0xc]
mov ecx, eax
mov eax, dword [esp + 0x14]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 4]
cmp dword [esp + 0x44], 1
jne 0x4b5094
cmp dword [esp + 0x40], 1
jne 0x4b5092
cmp ecx, eax
jge 0x4b5094
mov eax, ecx
cmp eax, 0xc8
jge 0x4b50a0
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.004b4e50
mov ecx, dword [esi + 0x1c]
push 1
push 0
push ecx
call dword [sym.imp.USER32.dll_InvalidateRect]
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.0054624c
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x4b5890
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x5530a3
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebp
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
call fcn.00540b92
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], method.CBrush.virtual_0
mov eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x30]
mov dword [esi + 0x3c], eax
mov eax, ebp
mov dword [esi], method.CEdit.virtual_0
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], 0
mov ecx, dword [eax]
lea edx, [esi + 0x48]
mov byte [esp + 0x18], 1
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov ecx, dword [eax + 8]
mov dword [edx + 8], ecx
mov eax, dword [eax + 0xc]
mov ecx, dword [esp + 0x40]
mov dword [edx + 0xc], eax
mov eax, dword [esp + 0x44]
push eax
mov dword [esi + 0x5c], ecx
mov dword [esi + 0x60], eax
call dword [sym.imp.GDI32.dll_CreateSolidBrush]
push eax
mov ecx, edi
call fcn.00546482
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.005483a2
test eax, eax
je 0x4b59ac
mov ecx, dword [esp + 0x3c]
call fcn.005464af
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x4b5970
push edi
mov ecx, esi
call fcn.00543aa6
mov ecx, esi
call fcn.004b5b50
cmp dword [esp + 0x38], 1
jne 0x4b59a5
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov edx, dword [esi + 0x1c]
push 0xffffffffffffffff
not ecx
dec ecx
push ecx
push 0xb1
push edx
call ebp
mov eax, dword [esi + 0x1c]
push 0
push 0
push 0xb7
push eax
call ebp
mov ecx, esi
call fcn.00543bfc
mov ecx, dword [esp + 0x10]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x10
ret 0x28
Function at 0x4b7b40
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x4b7b73
push esi
call fcn.004c5d10
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4b7b6c
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x4b7bf9
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4b7be2
mov eax, dword [esi + 8]
test eax, eax
je 0x4b7b97
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x4b7bde
cmp eax, 2
je 0x4b7be2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4b7b8a
cmp eax, 3
je 0x4b7bbd
cmp eax, 1
jne 0x4b7b8a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x4b7b8a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4b7b8a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004b7c20
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4b7c08
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004b7c20
add esp, 4
pop esi
ret

Function at 0x4b8490
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x4b84b1
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x4b84b1
mov eax, dword [eax + 0x44]
test eax, eax
je 0x4b84b1
mov edx, dword [esp + 8]
push edx
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x4d57b0
Capabilities:
Capture webcam image

Disassembly:
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, ecx
mov eax, dword [eax + 4]
cmp dword [esi + 0xec], 1
jne 0x4d5853
test eax, eax
jbe 0x4d5853
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x4d5853
mov ecx, dword [esi + 0x1c]
push edi
push 0
push eax
push 0x419
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edi, eax
mov eax, dword [esi + 0xbc]
inc edi
test eax, eax
jne 0x4d57fe
xor esi, esi
jmp 0x4d5804
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x4d582f
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.004da110
add esi, eax
push esi
mov ebx, esi
call fcn.004da110
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x4d5810
pop ebp
test edi, edi
pop edi
jne 0x4d5853
test ebx, ebx
je 0x4d5853
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.0052d5d0
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc
Function at 0x4d5bd5
Capabilities:
Capture webcam image

Disassembly:
sub esp, 0x44
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x4d5ced
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x4d5ced
mov eax, dword [esi + 0x3c]
push eax
call fcn.00540fe4
mov esi, eax
test esi, esi
je 0x4d5ced
mov ebx, dword [esp + 0x58]
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push ebx
push 0x419
push ecx
call ebp
mov edi, eax
test edi, edi
jl 0x4d5ced
mov ecx, esi
call fcn.004d5a90
cmp edi, eax
jge 0x4d5ced
mov eax, dword [esi + 0xc4]
mov edx, dword [esi + 0xc0]
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x5c]
xor ecx, ecx
mov dword [esp + 0x28], edx
cmp eax, ecx
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], ecx
mov dword [esp + 0x4c], ecx
mov dword [esp + 0x50], ecx
mov dword [esp + 0x38], edi
jne 0x4d5c73
mov dword [esp + 0x34], 1
jmp 0x4d5cce
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x4d5ced
mov eax, dword [esp + 0x60]
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x24]
mov dword [esp + 0x10], ecx
mov dword [eax], 0
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x10]
add edx, 2
push eax
push ecx
mov dword [esp + 0x1c], edx
call dword [sym.imp.USER32.dll_ClientToScreen]
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 0x14]
mov dword [esp + 0x34], 3
mov dword [esp + 0x3c], edx
mov dword [esp + 0x40], eax
xor ecx, ecx
push ecx
lea ecx, [esp + 0x2c]
push ecx
push 0x7d8
call fcn.004d3000
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x44
ret 0xc
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x44
ret 0xc
Function at 0x4e2520
Capabilities:
Log keystrokes via polling

Disassembly:
push ebx
mov ebx, ecx
push ebp
push esi
mov eax, dword [ebx + 0x13c]
push edi
test eax, eax
jle 0x4e256c
mov eax, dword [ebx + 0x140]
test eax, eax
jle 0x4e256c
mov ebp, dword [sym.imp.USER32.dll_GetKeyState]
xor esi, esi
lea edi, [ebx + 0x150]
mov eax, dword [edi]
test eax, eax
je 0x4e2556
push eax
call ebp
test ax, ax
jl 0x4e2564
inc esi
add edi, 4
cmp esi, 6
jb 0x4e2548
pop edi
pop esi
pop ebp
pop ebx
ret
push esi
mov ecx, ebx
call fcn.004e2220
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x4e6060
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x4e60c0
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x4e60c0
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x4e60c0
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x4e60c0
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x4e60d0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x4e8270
Capabilities:
Create directory

Disassembly:
sub esp, 0x104
push ebx
push esi
mov esi, dword [esp + 0x110]
push esi
call fcn.004da0f0
add esp, 4
test eax, eax
jne 0x4e82fb
cmp byte [esi + 1], 0x3a
jne 0x4e8299
mov al, byte [esi + 2]
test al, al
je 0x4e82a8
mov ebx, dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push 0
push esi
call ebx
test eax, eax
je 0x4e82b6
pop esi
mov eax, 1
pop ebx
add esp, 0x104
ret
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x4e82d1
pop esi
mov eax, 1
pop ebx
add esp, 0x104
ret
cmp eax, 3
jne 0x4e82fb
push 0x5c
push esi
call fcn.0052e024
add esp, 8
test eax, eax
je 0x4e82fb
mov cl, byte [eax + 1]
test cl, cl
jne 0x4e830a
dec eax
cmp eax, esi
jb 0x4e82fb
cmp byte [eax], 0x5c
je 0x4e8306
dec eax
cmp eax, esi
jae 0x4e82f1
pop esi
xor eax, eax
pop ebx
add esp, 0x104
ret
cmp eax, esi
jb 0x4e82fb
test eax, eax
je 0x4e82fb
push edi
mov edi, eax
sub edi, esi
lea eax, [esp + 0xc]
push edi
push esi
push eax
call fcn.0052f603
lea ecx, [esp + 0x18]
mov byte [esp + edi + 0x18], 0
push ecx
call fcn.004e8270
add esp, 0x10
test eax, eax
pop edi
je 0x4e82fb
push 0
push esi
call ebx
pop esi
pop ebx
add esp, 0x104
ret

Function at 0x4e9d20
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x554688
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.004e98e0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.004e9950
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.004e9c50
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.004e9900
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10
Function at 0x4ebe20
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 0x4ebe3b
cmp ebx, 8
jg 0x4ebe3b
mov eax, 1
jmp 0x4ebe3d
xor eax, eax
mov esi, dword [esp + 0x14]
push str.bad_pack_level
push eax
push esi
call fcn.004ea6a0
mov eax, dword [esi + 0x6af70]
add esp, 0xc
cmp eax, ebp
mov dword [esi + 0x6af78], ebp
jne 0x4ebe74
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 + 0x67c69a]
xor ecx, ecx
mov dword [esi + 0x6af98], eax
mov cx, word [ebx*8 + 0x67c698]
xor edx, edx
mov dword [esi + 0x6af9c], ecx
mov dx, word [ebx*8 + 0x67c69c]
xor eax, eax
mov dword [esi + 0x6afa0], edx
mov ax, word [ebx*8 + 0x67c69e]
cmp ebx, 2
mov dword [esi + 0x6af94], eax
jg 0x4ebed5
mov eax, dword [esp + 0x1c]
or byte [eax], 4
jmp 0x4ebee1
cmp ebx, 8
jl 0x4ebee1
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 0x4ebf5a
cmp eax, 0xffffffff
je 0x4ebf5a
cmp eax, 0x106
mov dword [esi + 0x6af8c], ebp
jae 0x4ebf25
push esi
call fcn.004ec170
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 0x4ebf2d
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 0x4ed1f0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x4ed1fb
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x4ed2fe
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 + 0x67c6e8]
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 + 0x67c6e8]
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 + 0x67c6e8]
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 + 0x67c6e8]
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 + 0x67c6e8]
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 + 0x67c6e8]
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 + 0x67c6e8]
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 + 0x67c6e8]
xor eax, edx
inc ecx
dec edi
jne 0x4ed216
pop edi
test esi, esi
je 0x4ed320
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x67c6e8]
xor eax, edx
inc ecx
dec esi
jne 0x4ed302
pop esi
pop ebx
not eax
ret
Function at 0x4ed4e0
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 0x4ed4fe
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 0x4ed518
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 0x4ed52c
mov ebp, 1
test al, 2
je 0x4ed533
or ebp, 2
test al, 4
je 0x4ed53a
or ebp, 4
mov ecx, eax
and ecx, 0x10
je 0x4ed544
or ebp, 0x10
test al, 0x20
je 0x4ed54b
or ebp, 0x20
test ecx, ecx
je 0x4ed557
or ebp, 0x40000000
jmp 0x4ed55d
or ebp, 0x80000000
or ebp, 0x1000000
test edx, edx
jne 0x4ed56d
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 0x4ed61b
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 0x4ed61b
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x14]
lea edx, [eax + 0x34]
cmp ecx, edx
jbe 0x4ed61b
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 0x4ed615
cmp eax, 0x454e
je 0x4ed615
cmp eax, 0x454c
je 0x4ed615
cmp eax, 0x4550
jne 0x4ed61b
or ebp, 0x400000
mov eax, dword [esp + 0x68]
pop ebx
test eax, eax
je 0x4ed626
mov dword [eax], ebp
mov eax, dword [esp + 0x68]
test eax, eax
je 0x4ed634
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 0x4ed69e
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.004ed420
mov edx, dword [esp + 0x24]
mov dword [esi], eax
mov eax, dword [esp + 0x20]
push edx
push eax
call fcn.004ed420
mov ecx, dword [esp + 0x24]
mov edx, dword [esp + 0x20]
push ecx
push edx
mov dword [esi + 4], eax
call fcn.004ed420
add esp, 0x18
mov dword [esi + 8], eax
mov esi, dword [esp + 0x70]
test esi, esi
je 0x4ed6e1
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
Function at 0x4ed8c0
Capabilities:
Write file on windows

Disassembly:
mov edx, ecx
push ebx
push esi
push edi
mov ebx, dword [edx + 0x18]
test ebx, ebx
je 0x4ed910
mov edi, dword [edx + 0x1c]
mov eax, dword [esp + 0x14]
mov esi, dword [edx + 0x20]
lea ecx, [edi + eax]
cmp ecx, esi
jb 0x4ed8ec
pop edi
pop esi
mov dword [edx + 0xc], 0x30000
xor eax, eax
pop ebx
ret 8
mov esi, dword [esp + 0x10]
mov ecx, eax
add edi, ebx
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]
mov ecx, dword [edx + 0x1c]
pop edi
add ecx, eax
pop esi
mov dword [edx + 0x1c], ecx
pop ebx
ret 8
mov eax, dword [edx]
test eax, eax
je 0x4ed938
mov ecx, dword [esp + 0x14]
lea edx, [esp + 0x14]
push 0
push edx
mov edx, dword [esp + 0x18]
push ecx
push edx
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esp + 0x14]
pop edi
pop esi
pop ebx
ret 8
pop edi
pop esi
mov dword [edx + 0xc], 0x1000000
xor eax, eax
pop ebx
ret 8

Function at 0x4edd60
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, ecx
push ebp
push esi
mov edx, dword [ebx + 0x58]
test edx, edx
je 0x4eddca
mov eax, dword [ebx + 0x60]
mov ebp, dword [ebx + 0x5c]
cmp eax, ebp
jae 0x4ede1b
mov ecx, dword [esp + 0x14]
sub ebp, eax
cmp ebp, ecx
jbe 0x4edd86
mov ebp, ecx
mov ecx, ebp
lea esi, [eax + edx]
mov eax, dword [esp + 0x10]
mov edx, ecx
push edi
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
push ebp
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
mov edx, dword [ebx + 0x60]
mov ecx, dword [ebx + 0x48]
mov eax, dword [ebx + 0x4c]
add edx, ebp
add ecx, ebp
push eax
mov dword [ebx + 0x60], edx
mov dword [ebx + 0x48], ecx
call fcn.004ed1f0
add esp, 0xc
mov dword [ebx + 0x4c], eax
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
ret 8
mov eax, dword [ebx + 0x50]
test eax, eax
je 0x4ede14
mov edx, dword [esp + 0x14]
mov esi, dword [esp + 0x10]
lea ecx, [esp + 0x14]
push 0
push ecx
push edx
push esi
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4ede1b
mov eax, dword [esp + 0x14]
mov ecx, dword [ebx + 0x48]
add ecx, eax
push eax
mov eax, dword [ebx + 0x4c]
push esi
push eax
mov dword [ebx + 0x48], ecx
call fcn.004ed1f0
add esp, 0xc
mov dword [ebx + 0x4c], eax
mov eax, dword [esp + 0x14]
pop esi
pop ebp
pop ebx
ret 8
mov dword [ebx + 0xc], 0x1000000
pop esi
pop ebp
xor eax, eax
pop ebx
ret 8