joyce8/EMBER2024-capa huggingface dataset:
Function at 0x42f68c
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffec
push ebx
push esi
push edi
mov dword [ebp - 8], ecx
mov ebx, edx
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
mov eax, dword [eax]
call dword [eax + 0x20]
mov esi, eax
mov eax, esi
shr eax, 2
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 4]
call fcn.0042f2e4
mov dword [ebp - 0x10], eax
xor edx, edx
push ebp
push 0x3004b7cb
push dword fs:[edx]
mov dword fs:[edx], esp
mov eax, esi
add eax, eax
push eax
mov eax, dword [ebp - 8]
pop edx
mov ecx, edx
cdq
idiv ecx
mov edi, eax
mov eax, dword [ebp - 4]
mov eax, dword [eax + 8]
mov dword [ebp - 0x14], eax
dec edi
test edi, edi
jl 0x42f73a
inc edi
mov edx, dword [ebp - 0x10]
mov eax, ebx
mov ecx, esi
call fcn.00402910
mov edx, ebx
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx + 0x54]
mov edx, dword [ebp - 0x14]
mov eax, ebx
mov ecx, dword [ebp - 0xc]
call fcn.0042ed64
lea eax, [ebx + esi]
mov ebx, eax
mov edx, dword [ebp - 0x14]
mov eax, ebx
mov ecx, esi
call fcn.00402910
mov edx, ebx
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx + 0x54]
mov edx, dword [ebp - 0x10]
mov eax, ebx
mov ecx, dword [ebp - 0xc]
call fcn.0042ed64
lea eax, [ebx + esi]
mov ebx, eax
dec edi
jne 0x42f6e7
mov eax, esi
add eax, eax
push eax
mov eax, dword [ebp - 8]
pop edx
mov ecx, edx
cdq
idiv ecx
mov edi, edx
cmp esi, edi
jg 0x42f788
mov edx, dword [ebp - 0x10]
mov eax, ebx
mov ecx, esi
call fcn.00402910
mov edx, ebx
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx + 0x54]
mov edx, dword [ebp - 0x14]
mov eax, ebx
mov ecx, dword [ebp - 0xc]
call fcn.0042ed64
mov eax, dword [ebp - 4]
mov edx, dword [eax + 8]
mov eax, dword [ebp - 0x10]
mov ecx, esi
call fcn.00402910
lea eax, [ebx + esi]
mov ebx, eax
sub edi, esi
test edi, edi
jle 0x42f7b2
mov eax, dword [ebp - 4]
mov edx, dword [eax + 8]
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx + 0x5c]
dec edi
test edi, edi
jl 0x42f7b2
inc edi
xor eax, eax
mov edx, dword [ebp - 4]
mov edx, dword [edx + 8]
mov dl, byte [edx + eax]
xor byte [ebx + eax], dl
inc eax
dec edi
jne 0x42f7a2
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x3004b7d2
lea edx, [ebp - 0x10]
mov eax, dword [ebp - 4]
call fcn.0042f480
ret

Function at 0x43df94
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
xor ebx, ebx
mov bl, dl
dec ebx
test ebx, ebx
jl 0x43dfe8
inc ebx
xor edx, edx
mov ecx, edx
shl ecx, 2
movzx esi, byte [eax + ecx]
lea esi, [esi*4 + 0x3012f814]
mov esi, dword [esi]
movzx edi, byte [eax + ecx + 1]
lea edi, [edi*4 + 0x3012fc14]
xor esi, dword [edi]
movzx edi, byte [eax + ecx + 2]
lea edi, [edi*4 + 0x30130014]
xor esi, dword [edi]
movzx edi, byte [eax + ecx + 3]
lea edi, [edi*4 + 0x30130414]
xor esi, dword [edi]
lea ecx, [eax + ecx]
mov dword [ecx], esi
inc edx
dec ebx
jne 0x43dfa3
pop edi
pop esi
pop ebx
ret
Function at 0x44bbb0
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffeec
push ebx
push esi
push edi
mov dword [ebp - 0xc], ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
mov edi, dword [ebp + 0xc]
cmp dword [ebp - 0xc], 0
jle 0x44bc70
xor ebx, ebx
lea esi, [ebp - 0x114]
mov eax, dword [ebp + 8]
xor edx, edx
push edx
push eax
mov eax, ebx
cdq
call fcn.00405534
mov al, byte [edi + eax]
mov byte [esi], al
inc ebx
inc esi
cmp ebx, 0x100
jne 0x44bbda
xor edx, edx
mov byte [ebp - 0xd], 0
mov eax, dword [ebp - 0xc]
dec eax
test eax, eax
jl 0x44bc70
inc eax
mov dword [ebp - 0x14], eax
xor ebx, ebx
inc edx
and dl, 0xff
mov esi, edx
and esi, 0xff
mov al, byte [ebp + esi - 0x114]
mov cl, byte [ebp - 0xd]
add cl, al
and cl, 0xff
mov byte [ebp - 0xd], cl
xor ecx, ecx
mov cl, byte [ebp - 0xd]
mov cl, byte [ebp + ecx - 0x114]
mov byte [ebp + esi - 0x114], cl
xor ecx, ecx
mov cl, byte [ebp - 0xd]
mov byte [ebp + ecx - 0x114], al
add al, byte [ebp + esi - 0x114]
and al, 0xff
mov ecx, dword [ebp - 4]
mov cl, byte [ecx + ebx]
and eax, 0xff
xor cl, byte [ebp + eax - 0x114]
mov eax, dword [ebp - 8]
mov byte [eax + ebx], cl
inc ebx
dec dword [ebp - 0x14]
jne 0x44bc0c
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x44bc7c
Capabilities:
Encode data using xor
Encrypt data using rc4 ksa
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffef0
push ebx
push esi
push edi
mov dword [ebp - 0xc], ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
mov edi, dword [ebp + 8]
mov ebx, dword [ebp + 0xc]
cmp dword [ebp - 0xc], 0
jle 0x44bd34
xor esi, esi
lea ecx, [ebp - 0x110]
mov eax, esi
cdq
idiv edi
mov al, byte [ebx + edx]
mov byte [ecx], al
inc esi
inc ecx
cmp esi, 0x100
jne 0x44bca9
xor edx, edx
xor ecx, ecx
mov eax, dword [ebp - 0xc]
dec eax
test eax, eax
jl 0x44bd34
inc eax
mov dword [ebp - 0x10], eax
xor esi, esi
inc edx
and dl, 0xff
xor eax, eax
mov al, dl
mov al, byte [ebp + eax - 0x110]
lea ecx, [eax + ecx]
and cl, 0xff
xor ebx, ebx
mov bl, cl
mov bl, byte [ebp + ebx - 0x110]
mov edi, edx
and edi, 0xff
mov byte [ebp + edi - 0x110], bl
xor ebx, ebx
mov bl, cl
mov byte [ebp + ebx - 0x110], al
xor ebx, ebx
mov bl, dl
add al, byte [ebp + ebx - 0x110]
and al, 0xff
mov ebx, dword [ebp - 4]
mov bl, byte [ebx + esi]
and eax, 0xff
xor bl, byte [ebp + eax - 0x110]
mov eax, dword [ebp - 8]
mov byte [eax + esi], bl
inc esi
dec dword [ebp - 0x10]
jne 0x44bccf
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x44bd40
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xffffff00
mov edi, ecx
mov ecx, edx
mov ebp, eax
test cl, cl
jbe 0x44bda7
xor ebx, ebx
mov esi, esp
mov byte [edi + ebx], bl
xor eax, eax
mov al, cl
push eax
mov eax, ebx
pop edx
push ecx
mov ecx, edx
cdq
idiv ecx
pop ecx
mov al, byte [ebp + edx]
mov byte [esi], al
inc ebx
inc esi
cmp ebx, 0x100
jne 0x44bd58
xor eax, eax
xor ebx, ebx
mov esi, esp
mov dl, byte [edi + ebx]
xor ecx, ecx
mov cl, dl
add eax, ecx
xor ecx, ecx
mov cl, byte [esi]
add eax, ecx
and eax, 0xff
mov cl, byte [edi + eax]
mov byte [edi + ebx], cl
mov byte [edi + eax], dl
inc ebx
inc esi
cmp ebx, 0x100
jne 0x44bd80
add esp, 0x100
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x459a0c
Capabilities:
Encode data using xor

Disassembly:
mov ecx, edx
mov edx, eax
xor eax, eax
rol ax, 5
xor al, byte [edx]
inc edx
dec ecx
jne 0x459a12
ret
Function at 0x49efd0
Capabilities:
Get number of processors

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffe0
push ebx
push esi
push edi
mov esi, edx
lea edi, [ebp - 0x18]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
mov ebx, ecx
mov dword [ebp - 4], eax
mov esi, dword [0x30150c70]
mov eax, dword [ebp - 4]
mov byte [eax + 0x210], 1
xor eax, eax
push ebp
push 0x300bb1a9
push dword fs:[eax]
mov dword fs:[eax], esp
mov edx, ebx
mov eax, dword [ebp - 4]
call fcn.004971a0
add dword [ebp - 0xc], 4
lea edx, [ebp - 0x18]
mov eax, dword [ebp - 4]
call fcn.004983c8
mov eax, dword [esi]
call fcn.00485ca0
mov edx, dword [ebp - 4]
mov edx, dword [edx + 0x4c]
add edx, dword [ebp - 0x14]
cmp eax, edx
jge 0x49f042
mov eax, dword [esi]
call fcn.00485ca0
mov edx, dword [ebp - 4]
sub eax, dword [edx + 0x4c]
mov dword [ebp - 0x14], eax
mov eax, dword [esi]
call fcn.00485cac
mov edx, dword [ebp - 4]
mov edx, dword [edx + 0x48]
add edx, dword [ebp - 0x18]
cmp eax, edx
jge 0x49f066
mov eax, dword [esi]
call fcn.00485cac
mov edx, dword [ebp - 4]
sub eax, dword [edx + 0x48]
mov dword [ebp - 0x18], eax
mov eax, dword [esi]
call fcn.00485c94
cmp eax, dword [ebp - 0x18]
jle 0x49f07c
mov eax, dword [esi]
call fcn.00485c94
mov dword [ebp - 0x18], eax
mov eax, dword [esi]
call fcn.00485c88
cmp eax, dword [ebp - 0xc]
jle 0x49f092
mov eax, dword [esi]
call fcn.00485c88
mov dword [ebp - 0xc], eax
push 0x10
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x4c]
push eax
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x48]
push eax
mov eax, dword [ebp - 0x14]
push eax
mov eax, dword [ebp - 0x18]
push eax
push 0xffffffffffffffff
mov eax, dword [ebp - 4]
call fcn.0049d958
push eax
call fcn.004078d4
call fcn.00406e14
mov edx, dword [ebp - 4]
sub eax, dword [edx + 0x214]
cmp eax, 0xfa
jbe 0x49f159
mov eax, ebx
call fcn.00404534
cmp eax, 0x64
jge 0x49f159
cmp dword [0x3013e26c], 0
je 0x49f159
push 0
lea eax, [ebp - 8]
push eax
push 0
push 0x1016
call fcn.00407924
cmp dword [ebp - 8], 0
je 0x49f159
push 0
lea eax, [ebp - 8]
push eax
push 0
push 0x1018
call fcn.00407924
cmp dword [ebp - 8], 0
je 0x49f11c
mov bl, 2
jmp 0x49f137
lea edx, [ebp - 0x20]
mov eax, dword [0x30158830]
call fcn.004a2268
mov eax, dword [ebp - 0x1c]
cmp eax, dword [ebp - 0x14]
jle 0x49f135
xor ebx, ebx
jmp 0x49f137
mov bl, 1
xor eax, eax
mov al, bl
mov eax, dword [eax*4 + 0x3013e374]
or eax, 0x40000
push eax
push 0x64
mov eax, dword [ebp - 4]
call fcn.0049d958
push eax
call dword [0x3013e26c]
mov eax, dword [0x30150a7c]
mov eax, dword [eax]
mov edx, dword [eax + 0x30]
mov eax, dword [ebp - 4]
call fcn.0049b08c
push 4
mov eax, dword [ebp - 4]
call fcn.0049d958
push eax
call fcn.0040791c
mov eax, dword [ebp - 4]
mov edx, dword [eax]
call dword [edx + 0x7c]
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x300bb1b0
call fcn.00406e14
mov edx, dword [ebp - 4]
mov dword [edx + 0x214], eax
mov eax, dword [ebp - 4]
mov byte [eax + 0x210], 0
ret
Function at 0x4b09e0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov esi, dword [ebp + 8]
test esi, esi
jbe 0x4b0a04
mov eax, 1
mov ebx, ecx
add ebx, eax
dec ebx
mov bl, byte [ebx]
mov edi, edx
add edi, eax
dec edi
xor byte [edi], bl
inc eax
dec esi
jne 0x4b09f2
pop edi
pop esi
pop ebx
pop ebp
ret 4

Function at 0x4b0d94
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffff0
mov dword [esp], ecx
mov esi, eax
lea edi, [esp + 4]
mov eax, dword [edx]
mov dword [edi], eax
add edx, 4
mov eax, dword [edx]
lea edx, [edi + 4]
mov dword [edx], eax
mov ebx, 4
mov eax, edi
mov dx, word [eax]
mov ecx, edx
shl ecx, 8
movzx edx, dx
shr edx, 8
or cx, dx
mov word [eax], cx
add eax, 2
dec ebx
jne 0x4b0db9
xor ebx, ebx
mov ebp, ebx
add ebp, ebp
lea ebp, [ebp + ebp*2]
mov dx, word [esi + ebp*2 + 0x14]
mov eax, edi
call fcn.004b0d54
mov ax, word [esi + ebp*2 + 0x16]
add word [edi + 2], ax
mov ax, word [esi + ebp*2 + 0x18]
add word [edi + 4], ax
mov dx, word [esi + ebp*2 + 0x1a]
lea eax, [edi + 6]
call fcn.004b0d54
mov ax, word [edi + 4]
mov word [esp + 0xc], ax
mov ax, word [edi]
xor word [edi + 4], ax
mov dx, word [esi + ebp*2 + 0x1c]
lea eax, [edi + 4]
call fcn.004b0d54
mov ax, word [edi + 2]
mov word [esp + 0xe], ax
mov ax, word [edi + 6]
xor word [edi + 2], ax
mov ax, word [edi + 4]
add word [edi + 2], ax
mov dx, word [esi + ebp*2 + 0x1e]
lea eax, [edi + 2]
call fcn.004b0d54
mov ax, word [edi + 2]
add word [edi + 4], ax
mov ax, word [edi + 2]
xor word [edi], ax
mov ax, word [edi + 4]
xor word [edi + 6], ax
mov ax, word [esp + 0xc]
xor word [edi + 2], ax
mov ax, word [esp + 0xe]
xor word [edi + 4], ax
inc ebx
cmp ebx, 8
jne 0x4b0dd5
mov dx, word [esi + 0x74]
mov eax, edi
call fcn.004b0d54
mov ax, word [esi + 0x76]
add word [edi + 4], ax
mov ax, word [esi + 0x78]
add word [edi + 2], ax
mov dx, word [esi + 0x7a]
lea eax, [edi + 6]
call fcn.004b0d54
mov ax, word [edi]
mov edx, eax
shl edx, 8
movzx eax, ax
shr eax, 8
or dx, ax
mov word [edi], dx
mov ax, word [edi + 4]
mov edx, eax
shl edx, 8
movzx eax, ax
shr eax, 8
or dx, ax
mov word [esp + 0xe], dx
mov ax, word [edi + 2]
mov edx, eax
shl edx, 8
movzx eax, ax
shr eax, 8
or dx, ax
mov word [edi + 4], dx
mov ax, word [edi + 6]
mov edx, eax
shl edx, 8
movzx eax, ax
shr eax, 8
or dx, ax
mov word [edi + 6], dx
mov ax, word [esp + 0xe]
mov word [edi + 2], ax
mov eax, dword [edi]
mov edx, dword [esp]
mov dword [edx], eax
lea eax, [edi + 4]
mov eax, dword [eax]
mov edx, dword [esp]
add edx, 4
mov dword [edx], eax
add esp, 0x10
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4b0f24
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffff0
mov dword [esp], ecx
mov esi, eax
lea edi, [esp + 4]
mov eax, dword [edx]
mov dword [edi], eax
add edx, 4
mov eax, dword [edx]
lea edx, [edi + 4]
mov dword [edx], eax
mov ebx, 4
mov eax, edi
mov dx, word [eax]
mov ecx, edx
shl ecx, 8
movzx edx, dx
shr edx, 8
or cx, dx
mov word [eax], cx
add eax, 2
dec ebx
jne 0x4b0f49
xor ebx, ebx
mov ebp, ebx
add ebp, ebp
lea ebp, [ebp + ebp*2]
mov dx, word [esi + ebp*2 + 0x7c]
mov eax, edi
call fcn.004b0d54
mov ax, word [esi + ebp*2 + 0x7e]
add word [edi + 2], ax
mov ax, word [esi + ebp*2 + 0x80]
add word [edi + 4], ax
mov dx, word [esi + ebp*2 + 0x82]
lea eax, [edi + 6]
call fcn.004b0d54
mov ax, word [edi + 4]
mov word [esp + 0xc], ax
mov ax, word [edi]
xor word [edi + 4], ax
mov dx, word [esi + ebp*2 + 0x84]
lea eax, [edi + 4]
call fcn.004b0d54
mov ax, word [edi + 2]
mov word [esp + 0xe], ax
mov ax, word [edi + 6]
xor word [edi + 2], ax
mov ax, word [edi + 4]
add word [edi + 2], ax
mov dx, word [esi + ebp*2 + 0x86]
lea eax, [edi + 2]
call fcn.004b0d54
mov ax, word [edi + 2]
add word [edi + 4], ax
mov ax, word [edi + 2]
xor word [edi], ax
mov ax, word [edi + 4]
xor word [edi + 6], ax
mov ax, word [esp + 0xc]
xor word [edi + 2], ax
mov ax, word [esp + 0xe]
xor word [edi + 4], ax
inc ebx
cmp ebx, 8
jne 0x4b0f65
mov dx, word [esi + 0xdc]
mov eax, edi
call fcn.004b0d54
mov ax, word [esi + 0xde]
add word [edi + 4], ax
mov ax, word [esi + 0xe0]
add word [edi + 2], ax
mov dx, word [esi + 0xe2]
lea eax, [edi + 6]
call fcn.004b0d54
mov ax, word [edi]
mov edx, eax
shl edx, 8
movzx eax, ax
shr eax, 8
or dx, ax
mov word [edi], dx
mov ax, word [edi + 4]
mov edx, eax
shl edx, 8
movzx eax, ax
shr eax, 8
or dx, ax
mov word [esp + 0xe], dx
mov ax, word [edi + 2]
mov edx, eax
shl edx, 8
movzx eax, ax
shr eax, 8
or dx, ax
mov word [edi + 4], dx
mov ax, word [edi + 6]
mov edx, eax
shl edx, 8
movzx eax, ax
shr eax, 8
or dx, ax
mov word [edi + 6], dx
mov ax, word [esp + 0xe]
mov word [edi + 2], ax
mov eax, dword [edi]
mov edx, dword [esp]
mov dword [edx], eax
lea eax, [edi + 4]
mov eax, dword [eax]
mov edx, dword [esp]
add edx, 4
mov dword [edx], eax
add esp, 0x10
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4c105c
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
push ebx
push esi
push edi
mov ebx, dword [ebp + 8]
xor esi, esi
mov ecx, ebx
mov eax, ebx
xor edx, edx
push edx
push eax
mov eax, dword [ecx + 0x3c]
cdq
add eax, dword [esp]
adc edx, dword [esp + 4]
add esp, 8
mov edx, dword [eax + 0x78]
test edx, edx
je 0x4c110f
add edx, ebx
mov eax, edx
mov edi, dword [eax + 0x18]
mov edx, dword [eax + 0x1c]
add edx, ebx
mov dword [ebp - 0xc], edx
mov edx, dword [eax + 0x20]
add edx, ebx
mov dword [ebp - 4], edx
mov edx, dword [eax + 0x24]
add edx, ebx
mov dword [ebp - 8], edx
mov edx, dword [ebp + 0xc]
cmp edx, 0xffff
jbe 0x4c10f3
test edi, edi
jbe 0x4c110f
mov eax, dword [ebp - 4]
mov eax, dword [eax]
add eax, ebx
mov edx, dword [ebp + 0xc]
call fcn.0040a644
test eax, eax
jne 0x4c10e4
mov eax, dword [ebp - 8]
movzx eax, word [eax]
shl eax, 2
add eax, dword [ebp - 0xc]
mov esi, dword [eax]
test esi, esi
je 0x4c110f
add ebx, esi
mov esi, ebx
jmp 0x4c110f
add dword [ebp - 8], 2
add dword [ebp - 4], 4
dec edi
test edi, edi
ja 0x4c10b9
jmp 0x4c110f
mov edi, edx
sub edi, dword [eax + 0x10]
cmp edi, dword [eax + 0x14]
jae 0x4c110f
mov eax, edi
shl eax, 2
add eax, dword [ebp - 0xc]
mov esi, dword [eax]
test esi, esi
je 0x4c110f
add ebx, esi
mov esi, ebx
mov eax, esi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x4d1f34
Capabilities:
Decompress data using aplib

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
push ebx
push esi
push edi
push ebp
mov esi, dword [ebp - 4]
mov edi, dword [ebp - 8]
cld
mov dl, 0x80
mov al, byte [esi]
add esi, 1
mov byte [edi], al
add edi, 1
mov ebx, 2
add dl, dl
jne 0x4d1f65
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x4d1f4d
add dl, dl
jne 0x4d1f70
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x4d1fc1
xor eax, eax
add dl, dl
jne 0x4d1f7d
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x4d205e
add dl, dl
jne 0x4d1f8c
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x4d1f97
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x4d1fa2
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x4d1fad
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
je 0x4d1fb7
mov ebx, edi
sub ebx, eax
mov al, byte [ebx]
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x4d1f5c
mov eax, 1
add dl, dl
jne 0x4d1fcf
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x4d1fda
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x4d1fc6
sub eax, ebx
mov ebx, 1
jne 0x4d200d
mov ecx, 1
add dl, dl
jne 0x4d1ff3
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x4d1ffe
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x4d1fea
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x4d1f5c
dec eax
shl eax, 8
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x4d2024
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x4d202f
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x4d201b
cmp eax, 0x7d00
sbb ecx, 0xffffffff
cmp eax, 0x500
sbb ecx, 0xffffffff
cmp eax, 0x80
adc ecx, 0
cmp eax, 0x80
adc ecx, 0
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x4d1f5c
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x4d207f
adc ecx, 2
mov ebp, eax
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
mov ebx, 1
jmp 0x4d1f5c
pop ebp
sub edi, dword [ebp - 8]
mov dword [ebp - 0xc], edi
pop edi
pop esi
pop ebx
mov eax, dword [ebp - 0xc]
mov esp, ebp
pop ebp
ret
Function at 0x4d21b8
Capabilities:
Decompress data using aplib

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
push ebx
push esi
push edi
push ebp
mov esi, dword [ebp - 4]
mov edi, dword [ebp - 8]
cld
mov dl, 0x80
mov al, byte [esi]
add esi, 1
mov byte [edi], al
add edi, 1
mov ebx, 2
add dl, dl
jne 0x4d21e9
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x4d21d1
add dl, dl
jne 0x4d21f4
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x4d2245
xor eax, eax
add dl, dl
jne 0x4d2201
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x4d22e2
add dl, dl
jne 0x4d2210
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x4d221b
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x4d2226
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x4d2231
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
je 0x4d223b
mov ebx, edi
sub ebx, eax
mov al, byte [ebx]
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x4d21e0
mov eax, 1
add dl, dl
jne 0x4d2253
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x4d225e
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x4d224a
sub eax, ebx
mov ebx, 1
jne 0x4d2291
mov ecx, 1
add dl, dl
jne 0x4d2277
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x4d2282
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x4d226e
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x4d21e0
dec eax
shl eax, 8
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x4d22a8
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x4d22b3
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x4d229f
cmp eax, 0x7d00
sbb ecx, 0xffffffff
cmp eax, 0x500
sbb ecx, 0xffffffff
cmp eax, 0x80
adc ecx, 0
cmp eax, 0x80
adc ecx, 0
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x4d21e0
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x4d2303
adc ecx, 2
mov ebp, eax
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
mov ebx, 1
jmp 0x4d21e0
pop ebp
sub edi, dword [ebp - 8]
mov dword [ebp - 0xc], edi
pop edi
pop esi
pop ebx
mov eax, dword [ebp - 0xc]
mov esp, ebp
pop ebp
ret
Function at 0x4d2790
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffef0
push ebx
push esi
push edi
mov edi, ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
test edi, edi
jle 0x4d2823
xor ebx, ebx
mov byte [ebp - 9], 0
lea eax, [ebp - 0x110]
mov ecx, pe_nt_image_headers32
mov edx, dword [ebp + 8]
call fcn.004079c0
dec edi
test edi, edi
jl 0x4d2823
inc edi
mov dword [ebp - 0x10], edi
xor edx, edx
inc ebx
mov esi, ebx
and esi, 0xff
mov al, byte [ebp + esi - 0x110]
add byte [ebp - 9], al
xor ecx, ecx
mov cl, byte [ebp - 9]
mov cl, byte [ebp + ecx - 0x110]
mov byte [ebp + esi - 0x110], cl
xor ecx, ecx
mov cl, byte [ebp - 9]
mov byte [ebp + ecx - 0x110], al
add al, byte [ebp + esi - 0x110]
mov ecx, dword [ebp - 4]
mov cl, byte [ecx + edx]
and eax, 0xff
xor cl, byte [ebp + eax - 0x110]
mov eax, dword [ebp - 8]
mov byte [eax + edx], cl
inc edx
dec dword [ebp - 0x10]
jne 0x4d27cc
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x4d31c4
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
test dl, dl
je 0x4d31d7
add esp, 0xfffffff0
call fcn.004036f0
mov esi, ecx
mov byte [ebp - 1], dl
mov ebx, eax
xor edx, edx
mov eax, ebx
call fcn.0040335c
mov byte [ebx + 4], 0
cmp dword [esi + 0x5c], 0
jne 0x4d31fd
cmp dword [esi + 0x58], 0x40
jb 0x4d33e3
jmp 0x4d3203
jl 0x4d33e3
lea eax, [ebx + 0xc]
mov edx, 0x40
call fcn.004079c8
push 0
push 0
push 0
push 0x40
lea edx, [ebx + 0xc]
mov eax, esi
call fcn.004d2ac8
cmp word [ebx + 0xc], 0x5a4d
jne 0x4d33e3
mov ecx, dword [ebx + 0x48]
test ecx, ecx
jle 0x4d33e3
cmp ecx, 0x10000
jge 0x4d33e3
mov eax, ecx
add eax, 4
add eax, 0x14
cdq
cmp edx, dword [esi + 0x5c]
jne 0x4d325e
cmp eax, dword [esi + 0x58]
ja 0x4d33e3
jmp 0x4d3264
jg 0x4d33e3
lea eax, [ebx + 0x4c]
mov edx, 4
call fcn.004079c8
mov eax, dword [ebx + 0x48]
cdq
push edx
push eax
push 0
push 4
lea edx, [ebx + 0x4c]
mov eax, esi
call fcn.004d2ac8
cmp dword [ebx + 0x4c], 0x4550
jne 0x4d33e3
lea eax, [ebx + 0x50]
mov edx, 0x14
call fcn.004079c8
mov eax, dword [ebx + 0x48]
add eax, 4
cdq
push edx
push eax
push 0
push 0x14
lea edx, [ebx + 0x50]
mov eax, esi
call fcn.004d2ac8
mov ax, word [ebx + 0x50]
cmp ax, 0x8664
jne 0x4d331b
mov eax, dword [ebx + 0x48]
add eax, 4
add eax, 0x14
add eax, 0xf0
cdq
cmp edx, dword [esi + 0x5c]
jne 0x4d32df
cmp eax, dword [esi + 0x58]
ja 0x4d336c
jmp 0x4d32e5
jg 0x4d336c
lea eax, [ebx + 0x144]
mov edx, 0xf0
call fcn.004079c8
mov eax, dword [ebx + 0x48]
add eax, 4
add eax, 0x14
cdq
push edx
push eax
push 0
push 0xf0
lea edx, [ebx + 0x144]
mov eax, esi
call fcn.004d2ac8
mov byte [ebx + 4], 1
jmp 0x4d336c
cmp ax, 0x14c
jne 0x4d336c
mov eax, dword [ebx + 0x48]
add eax, 4
add eax, 0x14
add eax, 0xe0
cdq
cmp edx, dword [esi + 0x5c]
jne 0x4d333c
cmp eax, dword [esi + 0x58]
ja 0x4d336c
jmp 0x4d333e
jg 0x4d336c
lea eax, [ebx + 0x64]
mov edx, 0xe0
call fcn.004079c8
mov eax, dword [ebx + 0x48]
add eax, 4
add eax, 0x14
cdq
push edx
push eax
push 0
push 0xe0
lea edx, [ebx + 0x64]
mov eax, esi
call fcn.004d2ac8
mov byte [ebx + 4], 1
cmp byte [ebx + 4], 0
je 0x4d33e3
mov eax, dword [ebx + 0x48]
add eax, 4
add eax, 0x14
movzx edx, word [ebx + 0x60]
add eax, edx
mov di, word [ebx + 0x52]
movzx edx, di
shl edx, 3
lea edx, [edx + edx*4]
add eax, edx
cdq
cmp edx, dword [esi + 0x5c]
jne 0x4d339d
cmp eax, dword [esi + 0x58]
ja 0x4d33e3
jmp 0x4d339f
jg 0x4d33e3
movzx eax, di
push eax
lea eax, [ebx + 8]
mov ecx, 1
mov edx, dword [0x300ee550]
call fcn.0040599c
add esp, 4
mov eax, dword [ebx + 0x48]
add eax, 4
add eax, 0x14
movzx edx, word [ebx + 0x60]
add eax, edx
cdq
push edx
push eax
movzx eax, word [ebx + 0x52]
shl eax, 3
lea eax, [eax + eax*4]
xor edx, edx
push edx
push eax
mov edx, dword [ebx + 8]
mov eax, esi
call fcn.004d2ac8
mov eax, ebx
cmp byte [ebp - 1], 0
je 0x4d33fa
call fcn.00403748
pop dword fs:[0]
add esp, 0xc
mov eax, ebx
pop edi
pop esi
pop ebx
pop ecx
pop ebp
ret