joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4c3db0
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x174
push esi
push edi
mov esi, dword [esp + 0x194]
mov dword [esi], 0
mov ecx, dword [eax]
test ecx, ecx
jne 0x4c3ddc
mov ax, 0xcc
pop edi
pop esi
add esp, 0x174
ret
lea eax, [esp + 0x20]
mov edx, dword [esp + 0x184]
push eax
push edx
push ecx
call fcn.004c3a50
add esp, 0xc
test ax, ax
jne 0x4c3f28
xor eax, eax
mov al, byte [esp + 0x190]
test eax, eax
je 0x4c3e24
cmp eax, 1
je 0x4c3e9e
mov ax, 0xa
pop edi
mov dword [esi], 0
pop esi
add esp, 0x174
ret
mov eax, dword [esp + 0x188]
test eax, eax
je 0x4c3e45
mov ecx, dword [esp + 0x18c]
push ecx
push eax
lea eax, [esp + 0x28]
push eax
call fcn.004d01b0
add esp, 0xc
lea eax, [esp + 0x20]
lea ecx, [esp + 0xc]
push eax
xor edi, edi
push ecx
call fcn.004d0310
add esp, 8
xor eax, eax
xor ecx, ecx
xor edx, edx
mov cl, byte [esp + eax + 0xc]
inc eax
mov cl, byte [esp + ecx + 0x7c]
and cl, 0x18
shr cl, 3
mov dl, cl
lea ecx, [eax*2 - 2]
shl edx, cl
or edi, edx
cmp eax, 0x10
jb 0x4c3e5b
xor eax, eax
mov dword [esp + 8], edi
lea ecx, [esp + 0xb]
mov dl, byte [esp + eax + 0x1c]
sub ecx, eax
inc eax
xor byte [ecx], dl
cmp eax, 4
jb 0x4c3e86
mov eax, dword [esp + 8]
jmp 0x4c3f0f
mov eax, dword [esp + 0x188]
test eax, eax
je 0x4c3ebf
mov ecx, dword [esp + 0x18c]
push ecx
push eax
lea eax, [esp + 0x28]
push eax
call fcn.004d01b0
add esp, 0xc
lea eax, [esp + 0x20]
lea ecx, [esp + 0xc]
push eax
xor edi, edi
push ecx
call fcn.004d0310
add esp, 8
xor eax, eax
xor ecx, ecx
xor edx, edx
mov cl, byte [esp + eax + 0xc]
inc eax
mov cl, byte [esp + ecx + 0x7c]
and cl, 3
mov dl, cl
lea ecx, [eax*2 - 2]
shl edx, cl
or edi, edx
cmp eax, 0x10
jb 0x4c3ed5
xor eax, eax
mov dword [esp + 8], edi
mov cl, byte [esp + eax + 0x1c]
xor byte [esp + eax + 8], cl
inc eax
cmp eax, 4
jb 0x4c3efd
mov eax, dword [esp + 8]
push 0
mov dword [esi], eax
lea eax, [esp + 0x24]
push 0x15c
push eax
call fcn.004d3350
xor ax, ax
add esp, 0xc
pop edi
pop esi
add esp, 0x174
ret
Function at 0x4c4720
Capabilities:
Encode data using xor

Disassembly:
xor ax, ax
push ebx
push esi
push edi
mov esi, dword [esp + 0x14]
push ebp
test esi, esi
je 0x4c4787
mov edi, dword [esp + 0x14]
mov cl, byte [edi]
xor ebp, ebp
mov bp, ax
mov dl, cl
shr ax, 4
and ebp, 0xf
and dl, 0xf
xor ebx, ebx
mov bl, dl
and cl, 0xf3
shr cl, 2
inc edi
mov edx, dword [ebx*4 + 0x556cc0]
xor ebx, ebx
xor dx, ax
xor eax, eax
xor dx, word [ebp*4 + 0x556cc0]
mov al, cl
mov bx, dx
mov eax, dword [eax + 0x556cc0]
shr dx, 4
and ebx, 0xf
xor ax, dx
xor ax, word [ebx*4 + 0x556cc0]
dec esi
jne 0x4c4733
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x4c4790
Capabilities:
Encode data using base64

Disassembly:
mov eax, dword [esp + 8]
sub esp, 8
push ebx
mov dword [eax], 0
cmp dword [esp + 0x1c], 1
push esi
push edi
push ebp
jae 0x4c47b2
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 8
ret
xor edi, edi
mov ebp, dword [esp + 0x28]
cmp ebp, edi
je 0x4c48b0
lea eax, [edi*4]
mov ecx, 3
sub edx, edx
xor ebx, ebx
div ecx
mov edx, dword [esp + 0x1c]
lea esi, [edx + eax]
mov eax, dword [esp + 0x24]
add eax, edi
inc esi
inc esi
mov dword [esp + 0x10], eax
mov al, byte [eax]
mov ecx, dword [esp + 0x10]
mov byte [esp + 0x14], al
mov dl, byte [ecx + 1]
and al, 3
xor ecx, ecx
mov bl, al
mov al, dl
shl ebx, 4
and dl, 0xf
shr al, 4
mov cl, al
mov eax, dword [esp + 0x10]
mov dword [esp + 0x10], 0
or ebx, ecx
mov cl, byte [eax + 2]
xor eax, eax
and ebx, 0x3f
mov al, dl
mov dl, cl
shl eax, 2
and cl, 0x3f
shr dl, 6
mov byte [esp + 0x10], dl
xor edx, edx
or eax, dword [esp + 0x10]
mov dl, cl
mov dword [esp + 0x10], 0
mov cl, byte [esp + 0x14]
shr cl, 2
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
mov cl, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [esi - 2], cl
mov cl, byte [ebx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [esi - 1], cl
cmp ebp, 3
mov ecx, ebp
jb 0x4c4869
mov ecx, 3
cmp ecx, 1
jne 0x4c4877
mov byte [esi], 0x3d
mov byte [esi + 1], 0x3d
jmp 0x4c4899
and eax, 0x3f
inc esi
cmp ecx, 2
mov al, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [esi - 1], al
jne 0x4c488e
mov byte [esi], 0x3d
jmp 0x4c4899
and edx, 0x3f
mov al, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [esi], al
sub ebp, 3
mov eax, dword [esp + 0x20]
add edi, 3
add dword [eax], 4
cmp edi, dword [esp + 0x28]
jb 0x4c47c0
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 8
ret

Function at 0x4c4ee0
Capabilities:
Encode data using xor

Disassembly:
push ebx
xor eax, eax
push esi
xor ebx, ebx
mov esi, dword [esp + 0xc]
mov ecx, 4
mov al, byte [esi + 2]
mov bl, byte [eax + str._.C]
mov eax, dword [esp + 0x10]
cmp eax, ecx
jle 0x4c4f18
mov edx, ebx
inc ecx
and edx, 0xff
inc ebx
mov dl, byte [edx + str._.C]
xor byte [esi + ecx - 1], dl
cmp ecx, eax
jl 0x4c4f00
pop esi
pop ebx
ret
Function at 0x4c51b0
Capabilities:
Encode data using xor

Disassembly:
mov ax, word [esp + 8]
push ebx
and ax, 0x8000
push esi
mov dx, word [esp + 0x10]
mov ecx, dword [esp + 0xc]
cmp ax, 1
sbb eax, eax
add dx, dx
inc eax
or ax, dx
mov word [esp + 0x10], ax
xor byte [esp + 0x11], al
mov ax, word [esp + 0x10]
and ax, 1
mov dx, word [esp + 0x10]
cmp ax, 1
mov eax, 0
adc eax, 0xffffffff
and ax, 0x8000
shr dx, 1
or ax, dx
mov word [esp + 0x10], ax
and ax, 1
mov dx, word [esp + 0x10]
cmp ax, 1
mov eax, 0
adc eax, 0xffffffff
mov esi, 0x55
and ax, 0x8000
shr dx, 1
or ax, dx
mov word [esp + 0x10], ax
mov eax, 0x58
mov dl, byte [esp + 0x10]
mov bl, byte [esp + 0x10]
and dl, 0x80
add bl, bl
shr dl, 7
add ecx, 2
or dl, bl
mov byte [esp + 0x10], dl
mov dl, byte [esp + 0x11]
and dl, 1
mov bl, byte [esp + 0x11]
shl dl, 7
shr bl, 1
or dl, bl
mov byte [esp + 0x11], dl
mov bl, byte [esp + 0x10]
xor byte [esp + 0x11], bl
mov dx, word [esp + 0x10]
not dx
mov word [esp + 0x10], dx
xor word [ecx - 2], dx
add word [esp + 0x10], si
dec eax
jne 0x4c5233
pop esi
pop ebx
ret

Function at 0x4c6e70
Capabilities:
Encode data using xor

Disassembly:
xor ax, ax
sub esp, 8
mov al, byte [esp + 0xc]
push ebx
and ax, 0xf
push esi
mov word [esp + 0xa], ax
push edi
mov eax, dword [esp + 0x1c]
push ebp
mov ebp, dword [esp + 0x24]
lea ecx, [eax + ebp - 1]
mov dword [esp + 0x14], ecx
xor bl, bl
mov edi, dword [esp + 0x14]
test bp, bp
lea esi, [ebp - 1]
je 0x4c6ec1
mov dl, byte [edi]
mov eax, edi
dec edi
mov cl, bl
mov bl, dl
add dl, dl
shr bl, 7
or dl, cl
mov byte [eax], dl
mov ax, si
dec si
test ax, ax
jne 0x4c6ea5
test bl, bl
je 0x4c6ecc
mov eax, dword [esp + 0x14]
or byte [eax], 1
mov ax, word [esp + 0x12]
dec word [esp + 0x12]
test ax, ax
jne 0x4c6e97
xor si, si
test ebp, ebp
je 0x4c6ef9
mov dl, byte [esp + 0x1c]
mov eax, dword [esp + 0x20]
movzx ecx, si
inc si
xor byte [ecx + eax], dl
movzx ecx, si
cmp ecx, ebp
jb 0x4c6ee2
xor ax, ax
pop ebp
pop edi
pop esi
pop ebx
add esp, 8
ret

Function at 0x4c7690
Capabilities:
Encode data using xor

Disassembly:
sub esp, 4
mov cl, byte [esp + 8]
push ebx
mov edx, dword [esp + 0x10]
push esi
xor si, si
push edi
cmp dword [esp + 0x1c], 0
push ebp
je 0x4c76ba
movzx eax, si
inc si
xor byte [eax + edx], cl
movzx ebx, si
cmp ebx, dword [esp + 0x20]
jb 0x4c76a9
xor ax, ax
mov al, cl
and ax, 0xf
mov word [esp + 0x12], ax
mov di, word [esp + 0x20]
xor cl, cl
dec di
mov esi, edx
cmp word [esp + 0x20], 0
je 0x4c76fc
mov al, byte [esi]
mov ebp, esi
inc esi
mov bl, cl
shl bl, 7
mov cl, al
shr al, 1
and cl, 1
or bl, al
mov byte [ebp], bl
mov bp, di
dec di
test bp, bp
jne 0x4c76db
test cl, cl
je 0x4c7703
or byte [edx], 0x80
mov ax, word [esp + 0x12]
dec word [esp + 0x12]
test ax, ax
jne 0x4c76c8
xor ax, ax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
Function at 0x4cb470
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x88
push ebx
lea ecx, [eax + 7]
shr ecx, 3
push esi
push edi
and eax, 7
mov esi, dword [esp + 0x98]
push ebp
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x18], eax
jne 0x4cb4a0
mov dword [esp + 0x18], 8
mov dword [esp + 0x14], 0
mov dword [esp + 0x10], 0
mov dword [esp + 0x20], 0
mov eax, dword [esp + 0x1c]
dec eax
mov dword [esp + 0x24], eax
je 0x4cb592
mov eax, dword [esp + 0x10]
xor dword [esi], eax
mov ecx, dword [esp + 0x14]
xor dword [esi + 4], ecx
cmp dword [esp + 0x20], 0
jne 0x4cb562
cmp dword [esp + 0x1c], 2
push 0
jbe 0x4cb543
lea eax, [esp + 0x2c]
push eax
push esi
call fcn.004cb640
add esp, 0xc
cmp dword [0x557188], 0
jne 0x4cb62d
mov eax, dword [esp + 0x28]
lea ebx, [esp + 0x30]
mov edi, 0x19
mov dword [esp + 0x30], eax
mov eax, dword [ebx]
mov cl, 0x20
add eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x28]
mov dword [ebx + 4], eax
add ebx, 4
mov eax, dword [esp + 0x28]
mov edx, dword [ebx - 4]
and dl, 0x1f
sub cl, dl
shl eax, cl
mov cl, dl
shr ebp, cl
or eax, ebp
xor dword [esp + 0x34], eax
dec edi
jne 0x4cb514
jmp 0x4cb570
push 0
push esi
call fcn.004cb640
add esp, 0xc
cmp dword [0x557188], 0
je 0x4cb570
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x88
ret
lea eax, [esp + 0x30]
push eax
push esi
call fcn.004cb960
add esp, 8
mov eax, dword [esi]
add esi, 8
mov dword [esp + 0x10], eax
inc dword [esp + 0x20]
mov ecx, dword [esi - 4]
mov eax, dword [esp + 0x20]
mov dword [esp + 0x14], ecx
cmp eax, dword [esp + 0x24]
jb 0x4cb4c7
xor eax, eax
cmp dword [esp + 0x18], eax
je 0x4cb5a8
mov cl, byte [esi + eax]
xor byte [esp + eax + 0x10], cl
inc eax
cmp eax, dword [esp + 0x18]
jb 0x4cb59a
cmp dword [esp + 0x1c], 2
jbe 0x4cb5c3
lea eax, [esp + 0x30]
lea ecx, [esp + 0x10]
push eax
push ecx
call fcn.004cb960
add esp, 8
jmp 0x4cb5e8
cmp dword [esp + 0x1c], 1
jne 0x4cb5d7
mov eax, dword [esi]
mov dword [esp + 0x10], eax
mov ecx, dword [esi + 4]
mov dword [esp + 0x14], ecx
lea eax, [esp + 0x10]
push 0
push 0
push eax
call fcn.004cb640
add esp, 0xc
cmp dword [esp + 0x1c], 1
jbe 0x4cb620
xor ecx, ecx
cmp dword [esp + 0x18], ecx
je 0x4cb607
mov dl, byte [esi + ecx - 8]
lea eax, [esi + ecx]
inc ecx
mov byte [eax], dl
cmp ecx, dword [esp + 0x18]
jb 0x4cb5f7
mov eax, dword [esp + 0x10]
mov dword [esi - 8], eax
mov ecx, dword [esp + 0x14]
pop ebp
pop edi
mov dword [esi - 4], ecx
pop esi
pop ebx
add esp, 0x88
ret
mov eax, dword [esp + 0x10]
mov dword [esi], eax
mov ecx, dword [esp + 0x14]
mov dword [esi + 4], ecx
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x88
ret
Function at 0x4cb960
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
push ebx
push esi
push edi
mov esi, dword [esp + 0x14]
push ebp
mov eax, dword [esi]
add esi, 8
mov ebp, 0xc
add dword [edx + 4], eax
mov ecx, dword [esi - 4]
add dword [edx], ecx
mov ebx, dword [edx]
mov edi, dword [edx + 4]
xor edi, ebx
mov cl, 0x20
shr ebx, 4
mov eax, edi
and bl, 0x1f
add esi, 8
sub cl, bl
shr eax, cl
mov cl, bl
shl edi, cl
or eax, edi
mov cl, 0x20
sub eax, dword [esi - 8]
mov dword [edx + 4], eax
mov edi, dword [edx]
xor edi, eax
shr eax, 7
mov ebx, edi
and al, 0x1f
sub cl, al
shr ebx, cl
mov cl, al
shl edi, cl
or ebx, edi
add ebx, dword [esi - 4]
dec ebp
mov dword [edx], ebx
jne 0x4cb97e
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4cb9d0
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x90
push ebx
lea ecx, [eax + 7]
shr ecx, 3
push esi
push edi
and eax, 7
mov ebx, dword [esp + 0xa0]
push ebp
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], eax
jne 0x4cba00
mov dword [esp + 0x10], 8
mov dword [esp + 0x1c], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], 0
mov dword [esp + 0x24], 0
cmp dword [esp + 0x14], 1
jbe 0x4cbaf5
mov dword [esp + 0x28], 0
mov eax, dword [esp + 0x14]
sub eax, 2
mov dword [esp + 0x2c], eax
je 0x4cbaf5
mov eax, dword [ebx]
mov ecx, dword [ebx + 4]
mov dword [esp + 0x20], eax
mov dword [esp + 0x24], ecx
cmp dword [esp + 0x28], 0
jne 0x4cbab5
lea eax, [esp + 0x30]
push 0
push eax
push ebx
call fcn.004cb640
add esp, 0xc
cmp dword [0x557188], 0
jne 0x4cbbf2
mov eax, dword [esp + 0x30]
lea edi, [esp + 0x38]
mov esi, 0x19
mov dword [esp + 0x38], eax
mov eax, dword [edi]
mov cl, 0x20
add eax, dword [esp + 0x34]
mov ebp, dword [esp + 0x30]
mov dword [edi + 4], eax
add edi, 4
mov eax, dword [esp + 0x30]
mov edx, dword [edi - 4]
and dl, 0x1f
sub cl, dl
shl eax, cl
mov cl, dl
shr ebp, cl
or eax, ebp
xor dword [esp + 0x3c], eax
dec esi
jne 0x4cba86
jmp 0x4cbac3
lea eax, [esp + 0x38]
push eax
push ebx
call fcn.004cbc00
add esp, 8
mov eax, dword [esp + 0x18]
mov ecx, dword [esp + 0x1c]
xor dword [ebx], eax
mov edx, dword [esp + 0x20]
xor dword [ebx + 4], ecx
mov eax, dword [esp + 0x24]
add ebx, 8
mov dword [esp + 0x18], edx
mov dword [esp + 0x1c], eax
inc dword [esp + 0x28]
mov ecx, dword [esp + 0x28]
cmp ecx, dword [esp + 0x2c]
jb 0x4cba44
xor eax, eax
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
cmp dword [esp + 0x10], eax
je 0x4cbb1e
mov eax, dword [esp + 0x10]
lea esi, [ebx + 8]
lea edi, [esp + 0x18]
mov ecx, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
cmp dword [esp + 0x14], 1
jne 0x4cbb46
push 0
push 0
push ebx
call fcn.004cb640
add esp, 0xc
cmp dword [0x557188], 0
je 0x4cbb7c
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x90
ret
cmp dword [esp + 0x14], 2
jne 0x4cbb6e
push 0
push 0
push ebx
call fcn.004cb640
add esp, 0xc
cmp dword [0x557188], 0
je 0x4cbb7c
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x90
ret
lea eax, [esp + 0x38]
push eax
push ebx
call fcn.004cbc00
add esp, 8
cmp dword [esp + 0x14], 1
jbe 0x4cbbe5
mov eax, dword [ebx]
mov ecx, dword [ebx + 4]
xor dword [esp + 0x18], eax
xor dword [esp + 0x1c], ecx
xor ecx, ecx
cmp dword [esp + 0x10], ecx
je 0x4cbbaf
mov dl, byte [ebx + ecx + 8]
lea eax, [ebx + ecx]
inc ecx
mov byte [eax], dl
cmp ecx, dword [esp + 0x10]
mov dl, byte [esp + ecx + 0x17]
mov byte [eax + 8], dl
jb 0x4cbb98
cmp dword [esp + 0x14], 2
jne 0x4cbbd7
push 0
push 0
push ebx
call fcn.004cb640
add esp, 0xc
cmp dword [0x557188], 0
je 0x4cbbe5
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x90
ret
lea eax, [esp + 0x38]
push eax
push ebx
call fcn.004cbc00
add esp, 8
mov eax, dword [esp + 0x20]
mov ecx, dword [esp + 0x24]
xor dword [ebx], eax
xor dword [ebx + 4], ecx
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x90
ret
Function at 0x4cbc00
Capabilities:
Encode data using xor

Disassembly:
sub esp, 4
mov dword [esp], 0xc
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0x18]
push ebp
add edi, 0x64
mov ebp, dword [esi]
mov eax, dword [esi + 4]
sub ebp, dword [edi]
mov edx, eax
shr edx, 7
mov ebx, ebp
and dl, 0x1f
mov cl, 0x20
sub cl, dl
sub edi, 8
shl ebx, cl
mov cl, dl
shr ebp, cl
or ebx, ebp
mov cl, 0x20
xor ebx, eax
mov eax, ebx
mov dword [esi], ebx
shr eax, 4
mov edx, dword [edi + 4]
add edx, dword [esi + 4]
and al, 0x1f
mov ebp, edx
sub cl, al
shl ebp, cl
mov cl, al
shr edx, cl
or ebp, edx
xor ebp, ebx
dec dword [esp + 0x10]
mov dword [esi + 4], ebp
jne 0x4cbc1a
mov eax, dword [esp + 0x1c]
pop ebp
pop edi
mov ecx, dword [eax + 4]
sub dword [esi], ecx
mov edx, dword [eax]
sub dword [esi + 4], edx
pop esi
pop ebx
add esp, 4
ret

Function at 0x4cd1c0
Capabilities:
Query environment variable

Disassembly:
sub esp, 4
lea eax, [esp]
push ebx
mov ebx, dword [esp + 0xc]
push esi
push edi
push 0
push eax
mov edi, dword [sym.imp.KERNEL32.DLL_GetEnvironmentVariableA]
push ebx
call edi
mov esi, eax
test esi, esi
jne 0x4cd1e9
xor eax, eax
pop edi
pop esi
pop ebx
add esp, 4
ret
inc esi
push esi
call fcn.004c4c20
mov dword [esp + 0x10], eax
add esp, 4
test eax, eax
jne 0x4cd204
xor eax, eax
pop edi
pop esi
pop ebx
add esp, 4
ret
mov eax, dword [esp + 0xc]
push esi
push eax
push ebx
call edi
test eax, eax
jne 0x4cd21a
xor eax, eax
pop edi
pop esi
pop ebx
add esp, 4
ret
mov eax, dword [esp + 0xc]
pop edi
pop esi
pop ebx
add esp, 4
ret

Function at 0x4cf140
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebx
mov eax, 0xffffffff
push esi
xor ecx, ecx
push edi
mov edi, dword [esp + 0x14]
cmp edi, ecx
je 0x4cf176
mov edx, dword [esp + 0x10]
xor ebx, ebx
mov bl, byte [edx + ecx]
inc ecx
xor ebx, eax
shr eax, 8
and ebx, 0xff
mov esi, dword [ebx*4 + 0x55df18]
xor esi, eax
cmp ecx, edi
mov eax, esi
jb 0x4cf156
not eax
pop edi
pop esi
pop ebx
ret
Function at 0x4cf920
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x5c
push ebx
push esi
mov ebx, dword [esp + 0x6c]
push edi
push ebp
cmp ebx, 0x13d
jne 0x4cf95c
xor di, di
mov edx, dword [esp + 0x70]
mov ecx, dword [esp + 0x78]
movsx eax, di
shl eax, 2
inc di
mov esi, dword [edx + eax]
mov dword [eax + ecx], esi
movsx eax, di
cmp eax, 9
jbe 0x4cf93e
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x5c
ret
xor ecx, ecx
xor edx, edx
movsx eax, cx
inc cx
mov dword [esp + eax*4 + 0x18], edx
movsx ebp, cx
cmp ebp, 0x14
jbe 0x4cf960
mov si, 0x14
mov eax, ebx
shr eax, 5
sub si, ax
and bx, 0x1f
mov word [esp + 0x16], ax
je 0x4cf9cc
mov ax, 0x20
mov edx, dword [esp + 0x70]
mov word [esp + 0x14], 9
sub ax, bx
mov word [esp + 0x12], ax
movsx edi, si
movsx eax, word [esp + 0x14]
dec si
mov cl, bl
mov eax, dword [edx + eax*4]
mov ebp, eax
shl ebp, cl
mov cl, byte [esp + 0x12]
or dword [esp + edi*4 + 0x18], ebp
movsx edi, si
shr eax, cl
or dword [esp + edi*4 + 0x18], eax
dec word [esp + 0x14]
jns 0x4cf99f
jmp 0x4cf9e7
mov cx, 9
mov edx, dword [esp + 0x70]
movsx edi, si
movsx eax, cx
dec si
mov ebx, dword [edx + eax*4]
or dword [esp + edi*4 + 0x18], ebx
dec cx
jns 0x4cf9d4
mov dx, 0xb
mov ecx, 0x14
movsx eax, word [esp + 0x16]
mov si, 0x14
sub ecx, eax
cmp ecx, 0x14
ja 0x4cfa2e
movsx eax, si
movsx ebp, dx
dec dx
lea edi, [esp + eax*4 + 0x18]
dec si
mov ebx, dword [esp + ebp*4 + 0x18]
movsx eax, dx
shr ebx, 0x1d
or ebx, dword [edi]
mov dword [edi], ebx
mov eax, dword [esp + eax*4 + 0x18]
shl eax, 3
or eax, ebx
movsx ebx, si
mov dword [edi], eax
cmp ebx, ecx
jae 0x4cfa00
mov eax, dword [esp + 0x44]
mov esi, 0
and eax, 0x10000000
mov ecx, dword [esp + 0x78]
cmp eax, 1
adc esi, 0xffffffff
xor di, di
movsx eax, di
inc di
mov edx, dword [esp + eax*4 + 0x44]
xor edx, esi
mov dword [ecx + eax*4], edx
movsx eax, di
cmp eax, 9
jbe 0x4cfa49
pop ebp
and dword [ecx], 0xfffffff
pop edi
pop esi
pop ebx
add esp, 0x5c
ret
Function at 0x4d0160
Capabilities:
Hash data using sha1

Disassembly:
push esi
push 0x5c
mov esi, dword [esp + 0xc]
push 0
push esi
call fcn.004d3350
add esp, 0xc
mov dword [esi], 0x67452301
mov dword [esi + 4], 0xefcdab89
mov dword [esi + 8], 0x98badcfe
mov dword [esi + 0xc], 0x10325476
mov dword [esi + 0x10], 0xc3d2e1f0
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
pop esi
ret

Function at 0x4d01b0
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x18]
push ebp
mov eax, dword [esi + 0x14]
mov edx, eax
lea ecx, [eax + edi*8]
and edx, 0x1f8
shr edx, 3
cmp ecx, eax
jae 0x4d01d4
inc dword [esi + 0x18]
mov eax, edi
mov dword [esi + 0x14], ecx
shr eax, 0x1d
add dword [esi + 0x18], eax
test edx, edx
je 0x4d0270
lea eax, [esi + edx + 0x1c]
mov ebx, 0x40
sub ebx, edx
cmp ebx, dword [esp + 0x1c]
jle 0x4d020c
push edi
mov edi, dword [esp + 0x1c]
push edi
push eax
call fcn.004d3370
add esp, 0xc
pop ebp
pop edi
pop esi
pop ebx
ret
mov edi, dword [esp + 0x18]
push ebx
push edi
push eax
call fcn.004d3370
add esp, 0xc
xor eax, eax
mov ax, word [0x55e318]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x4d025f
lea ebp, [esi + 0x1c]
mov edx, 0x10
mov eax, dword [ebp]
add ebp, 4
mov ecx, eax
shl ecx, 0x10
shr eax, 0x10
or ecx, eax
mov eax, ecx
shl eax, 8
shr ecx, 8
xor ecx, eax
and ecx, 0xff00ff
xor ecx, eax
dec edx
mov dword [ebp - 4], ecx
jne 0x4d0237
push esi
add edi, ebx
call fcn.004d07b0
sub dword [esp + 0x20], ebx
add esp, 4
jmp 0x4d0274
mov edi, dword [esp + 0x18]
cmp dword [esp + 0x1c], 0x40
jl 0x4d02ec
mov ebx, dword [esp + 0x1c]
shr ebx, 6
mov eax, ebx
shl eax, 6
sub dword [esp + 0x1c], eax
push 0x40
lea eax, [esi + 0x1c]
push edi
push eax
call fcn.004d3370
add esp, 0xc
xor eax, eax
mov ax, word [0x55e318]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x4d02dd
lea edx, [esi + 0x1c]
mov ecx, 0x10
mov eax, dword [edx]
add edx, 4
mov ebp, eax
shl ebp, 0x10
shr eax, 0x10
or ebp, eax
mov eax, ebp
shl eax, 8
shr ebp, 8
xor ebp, eax
and ebp, 0xff00ff
xor ebp, eax
dec ecx
mov dword [edx - 4], ebp
jne 0x4d02b6
push esi
add edi, 0x40
call fcn.004d07b0
add esp, 4
dec ebx
jne 0x4d028b
mov eax, dword [esp + 0x1c]
add esi, 0x1c
push eax
push edi
push esi
call fcn.004d3370
add esp, 0xc
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4d0310
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
push ebp
mov edi, dword [esi + 0x14]
mov ebx, dword [esi + 0x18]
mov ecx, edi
and ecx, 0x1f8
mov eax, 0x3f
shr ecx, 3
sub eax, ecx
lea edx, [esi + ecx + 0x1c]
mov byte [edx], 0x80
inc edx
cmp eax, 8
jge 0x4d039f
push eax
push 0
push edx
call fcn.004d3350
add esp, 0xc
xor eax, eax
mov ax, word [0x55e318]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x4d038c
lea eax, [esi + 0x1c]
mov ebp, 0x10
mov ecx, dword [eax]
add eax, 4
mov edx, ecx
shl edx, 0x10
shr ecx, 0x10
or edx, ecx
mov ecx, edx
shl ecx, 8
shr edx, 8
xor edx, ecx
and edx, 0xff00ff
xor edx, ecx
dec ebp
mov dword [eax - 4], edx
jne 0x4d0365
push esi
call fcn.004d07b0
add esp, 4
lea eax, [esi + 0x1c]
push 0x38
push 0
push eax
jmp 0x4d03a6
sub eax, 8
push eax
push 0
push edx
call fcn.004d3350
add esp, 0xc
xor eax, eax
mov ax, word [0x55e318]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x4d03f2
lea ebp, [esi + 0x1c]
mov eax, 0x10
mov ecx, dword [ebp]
add ebp, 4
mov edx, ecx
shl edx, 0x10
shr ecx, 0x10
or edx, ecx
mov ecx, edx
shl ecx, 8
shr edx, 8
xor edx, ecx
and edx, 0xff00ff
xor edx, ecx
dec eax
mov dword [ebp - 4], edx
jne 0x4d03ca
push esi
mov dword [esi + 0x58], ebx
mov dword [esi + 0x54], edi
call fcn.004d07b0
add esp, 4
xor eax, eax
mov ax, word [0x55e318]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x4d0444
lea edx, [esi + 0x1c]
mov ecx, 0x10
mov eax, dword [edx]
add edx, 4
mov edi, eax
shl edi, 0x10
shr eax, 0x10
or edi, eax
mov eax, edi
shl eax, 8
shr edi, 8
xor edi, eax
and edi, 0xff00ff
xor edi, eax
dec ecx
mov dword [edx - 4], edi
jne 0x4d041d
xor eax, eax
mov edx, esi
mov ecx, dword [esp + 0x14]
lea edi, [eax + ecx]
mov bl, byte [edx]
add edx, 4
add eax, 4
mov byte [edi], bl
mov ebx, dword [edx - 4]
mov byte [edi + 1], bh
mov ebx, dword [edx - 4]
shr ebx, 0x10
mov byte [edi + 2], bl
mov ebx, dword [edx - 4]
shr ebx, 0x18
cmp eax, 0x14
mov byte [edi + 3], bl
jb 0x4d044c
push 0x5c
push 0
push esi
call fcn.004d3350
add esp, 0xc
pop ebp
pop edi
pop esi
pop ebx
ret