joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4f7cc0
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 0x4f7d27
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 + 0x532c50]
xor ebx, ebx
xor dx, ax
xor eax, eax
xor dx, word [ebp*4 + 0x532c50]
mov al, cl
mov bx, dx
mov eax, dword [eax + 0x532c50]
shr dx, 4
and ebx, 0xf
xor ax, dx
xor ax, word [ebx*4 + 0x532c50]
dec esi
jne 0x4f7cd3
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x4f7d30
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 0x4f7d52
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 0x4f7e50
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 0x4f7e09
mov ecx, 3
cmp ecx, 1
jne 0x4f7e17
mov byte [esi], 0x3d
mov byte [esi + 1], 0x3d
jmp 0x4f7e39
and eax, 0x3f
inc esi
cmp ecx, 2
mov al, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [esi - 1], al
jne 0x4f7e2e
mov byte [esi], 0x3d
jmp 0x4f7e39
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 0x4f7d60
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 8
ret

Function at 0x4f8480
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 0x4f84b8
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 0x4f84a0
pop esi
pop ebx
ret
Function at 0x4f8750
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 0x4f87d3
pop esi
pop ebx
ret

Function at 0x4fa410
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 0x4fa461
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 0x4fa445
test bl, bl
je 0x4fa46c
mov eax, dword [esp + 0x14]
or byte [eax], 1
mov ax, word [esp + 0x12]
dec word [esp + 0x12]
test ax, ax
jne 0x4fa437
xor si, si
test ebp, ebp
je 0x4fa499
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 0x4fa482
xor ax, ax
pop ebp
pop edi
pop esi
pop ebx
add esp, 8
ret

Function at 0x4fac30
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 0x4fac5a
movzx eax, si
inc si
xor byte [eax + edx], cl
movzx ebx, si
cmp ebx, dword [esp + 0x20]
jb 0x4fac49
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 0x4fac9c
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 0x4fac7b
test cl, cl
je 0x4faca3
or byte [edx], 0x80
mov ax, word [esp + 0x12]
dec word [esp + 0x12]
test ax, ax
jne 0x4fac68
xor ax, ax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret
Function at 0x4fea10
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 0x4fea40
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 0x4feb32
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 0x4feb02
cmp dword [esp + 0x1c], 2
push 0
jbe 0x4feae3
lea eax, [esp + 0x2c]
push eax
push esi
call fcn.004febe0
add esp, 0xc
cmp dword [0x533118], 0
jne 0x4febcd
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 0x4feab4
jmp 0x4feb10
push 0
push esi
call fcn.004febe0
add esp, 0xc
cmp dword [0x533118], 0
je 0x4feb10
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x88
ret
lea eax, [esp + 0x30]
push eax
push esi
call fcn.004fef00
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 0x4fea67
xor eax, eax
cmp dword [esp + 0x18], eax
je 0x4feb48
mov cl, byte [esi + eax]
xor byte [esp + eax + 0x10], cl
inc eax
cmp eax, dword [esp + 0x18]
jb 0x4feb3a
cmp dword [esp + 0x1c], 2
jbe 0x4feb63
lea eax, [esp + 0x30]
lea ecx, [esp + 0x10]
push eax
push ecx
call fcn.004fef00
add esp, 8
jmp 0x4feb88
cmp dword [esp + 0x1c], 1
jne 0x4feb77
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.004febe0
add esp, 0xc
cmp dword [esp + 0x1c], 1
jbe 0x4febc0
xor ecx, ecx
cmp dword [esp + 0x18], ecx
je 0x4feba7
mov dl, byte [esi + ecx - 8]
lea eax, [esi + ecx]
inc ecx
mov byte [eax], dl
cmp ecx, dword [esp + 0x18]
jb 0x4feb97
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 0x4fef00
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 0x4fef1e
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4fef70
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 0x4fefa0
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 0x4ff095
mov dword [esp + 0x28], 0
mov eax, dword [esp + 0x14]
sub eax, 2
mov dword [esp + 0x2c], eax
je 0x4ff095
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 0x4ff055
lea eax, [esp + 0x30]
push 0
push eax
push ebx
call fcn.004febe0
add esp, 0xc
cmp dword [0x533118], 0
jne 0x4ff192
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 0x4ff026
jmp 0x4ff063
lea eax, [esp + 0x38]
push eax
push ebx
call fcn.004ff1a0
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 0x4fefe4
xor eax, eax
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
cmp dword [esp + 0x10], eax
je 0x4ff0be
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 0x4ff0e6
push 0
push 0
push ebx
call fcn.004febe0
add esp, 0xc
cmp dword [0x533118], 0
je 0x4ff11c
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x90
ret
cmp dword [esp + 0x14], 2
jne 0x4ff10e
push 0
push 0
push ebx
call fcn.004febe0
add esp, 0xc
cmp dword [0x533118], 0
je 0x4ff11c
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x90
ret
lea eax, [esp + 0x38]
push eax
push ebx
call fcn.004ff1a0
add esp, 8
cmp dword [esp + 0x14], 1
jbe 0x4ff185
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 0x4ff14f
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 0x4ff138
cmp dword [esp + 0x14], 2
jne 0x4ff177
push 0
push 0
push ebx
call fcn.004febe0
add esp, 0xc
cmp dword [0x533118], 0
je 0x4ff185
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x90
ret
lea eax, [esp + 0x38]
push eax
push ebx
call fcn.004ff1a0
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 0x4ff1a0
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 0x4ff1ba
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 0x500760
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 0x500789
xor eax, eax
pop edi
pop esi
pop ebx
add esp, 4
ret
inc esi
push esi
call fcn.004f81c0
mov dword [esp + 0x10], eax
add esp, 4
test eax, eax
jne 0x5007a4
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 0x5007ba
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 0x5026e0
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 0x502716
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 + 0x539ea8]
xor esi, eax
cmp ecx, edi
mov eax, esi
jb 0x5026f6
not eax
pop edi
pop esi
pop ebx
ret
Function at 0x502ec0
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 0x502efc
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 0x502ede
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 0x502f00
mov si, 0x14
mov eax, ebx
shr eax, 5
sub si, ax
and bx, 0x1f
mov word [esp + 0x16], ax
je 0x502f6c
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 0x502f3f
jmp 0x502f87
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 0x502f74
mov dx, 0xb
mov ecx, 0x14
movsx eax, word [esp + 0x16]
mov si, 0x14
sub ecx, eax
cmp ecx, 0x14
ja 0x502fce
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 0x502fa0
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 0x502fe9
pop ebp
and dword [ecx], 0xfffffff
pop edi
pop esi
pop ebx
add esp, 0x5c
ret
Function at 0x503700
Capabilities:
Hash data using sha1

Disassembly:
push esi
push 0x5c
mov esi, dword [esp + 0xc]
push 0
push esi
call fcn.005068f0
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 0x503750
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 0x503774
inc dword [esi + 0x18]
mov eax, edi
mov dword [esi + 0x14], ecx
shr eax, 0x1d
add dword [esi + 0x18], eax
test edx, edx
je 0x503810
lea eax, [esi + edx + 0x1c]
mov ebx, 0x40
sub ebx, edx
cmp ebx, dword [esp + 0x1c]
jle 0x5037ac
push edi
mov edi, dword [esp + 0x1c]
push edi
push eax
call fcn.00506910
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.00506910
add esp, 0xc
xor eax, eax
mov ax, word [0x53a2a8]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x5037ff
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 0x5037d7
push esi
add edi, ebx
call fcn.00503d50
sub dword [esp + 0x20], ebx
add esp, 4
jmp 0x503814
mov edi, dword [esp + 0x18]
cmp dword [esp + 0x1c], 0x40
jl 0x50388c
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.00506910
add esp, 0xc
xor eax, eax
mov ax, word [0x53a2a8]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x50387d
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 0x503856
push esi
add edi, 0x40
call fcn.00503d50
add esp, 4
dec ebx
jne 0x50382b
mov eax, dword [esp + 0x1c]
add esi, 0x1c
push eax
push edi
push esi
call fcn.00506910
add esp, 0xc
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x5038b0
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 0x50393f
push eax
push 0
push edx
call fcn.005068f0
add esp, 0xc
xor eax, eax
mov ax, word [0x53a2a8]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x50392c
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 0x503905
push esi
call fcn.00503d50
add esp, 4
lea eax, [esi + 0x1c]
push 0x38
push 0
push eax
jmp 0x503946
sub eax, 8
push eax
push 0
push edx
call fcn.005068f0
add esp, 0xc
xor eax, eax
mov ax, word [0x53a2a8]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x503992
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 0x50396a
push esi
mov dword [esi + 0x58], ebx
mov dword [esi + 0x54], edi
call fcn.00503d50
add esp, 4
xor eax, eax
mov ax, word [0x53a2a8]
and eax, 0xffffff00
cmp eax, 0x5000
je 0x5039e4
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 0x5039bd
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 0x5039ec
push 0x5c
push 0
push esi
call fcn.005068f0
add esp, 0xc
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x508e90
Capabilities:
Hash data with md5

Disassembly:
mov eax, dword [esp + 4]
xor ecx, ecx
mov dword [eax + 0x14], ecx
mov dword [eax + 0x10], ecx
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
mov dword [eax], 0x67452301
ret

Function at 0x509980
Capabilities:
Encode data using xor

Disassembly:
xor cx, cx
sub esp, 0x3c
xor edx, edx
push ebx
push esi
push edi
mov esi, dword [esp + 0x4c]
push ebp
movsx eax, cx
inc cx
or edx, dword [esi + eax*4]
movsx eax, cx
cmp eax, 5
jb 0x509990
test edx, edx
jne 0x5099d6
mov edi, dword [esp + 0x58]
mov eax, dword [esp + 0x54]
push edi
push eax
call fcn.00502980
add esp, 8
push edi
call fcn.00502920
add esp, 4
lea eax, [edi + 0x14]
push eax
push edi
call fcn.00502980
add esp, 8
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x3c
ret
lea eax, [esp + 0x38]
push eax
push esi
call fcn.00503010
lea eax, [esp + 0x40]
add esp, 8
push eax
call fcn.005028e0
lea eax, [esp + 0x28]
lea ecx, [esp + 0x3c]
mov edx, dword [esp + 0x58]
add esp, 4
push eax
push ecx
push edx
call fcn.00502cd0
lea ecx, [esp + 0x30]
add esp, 0xc
push ecx
call fcn.00502920
add esp, 4
xor ecx, ecx
xor edx, edx
movsx eax, cx
inc cx
xor edx, dword [esp + eax*4 + 0x24]
movsx eax, cx
cmp eax, 5
jb 0x509a19
mov ax, 0x10
mov edi, 0xffffffff
mov cl, al
shr edi, cl
sar ax, 1
mov ebx, edi
and ebx, edx
shr edx, cl
xor ebx, edx
test ax, ax
mov edx, ebx
jg 0x509a33
test edx, edx
je 0x509a74
mov edi, dword [esp + 0x58]
push edi
call fcn.00502960
add esp, 4
add edi, 0x14
push edi
call fcn.00502960
add esp, 4
mov eax, 1
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x3c
ret
lea eax, [esp + 0x10]
push eax
call fcn.00502960
xor cx, cx
add esp, 4
mov edx, 1
movsx edi, cx
mov bx, 4
mov eax, edi
shr eax, 5
inc edi
shr edi, 5
sub bx, ax
mov ax, 4
sub ax, di
movsx edi, bx
lea ebp, [edi*4]
mov edi, dword [esp + edi*4 + 0x24]
xor edi, dword [esp + ebp + 0x10]
and edi, edx
cmp ax, bx
jne 0x509ac9
movsx eax, ax
add edi, edi
add edx, edx
or dword [esp + eax*4 + 0x10], edi
jmp 0x509ad9
mov edx, 1
test edi, edi
je 0x509ad9
movsx eax, ax
mov dword [esp + eax*4 + 0x10], edx
inc cx
cmp cx, 0x9e
jl 0x509a89
mov eax, dword [esp + 0x24]
mov edi, dword [esp + 0x58]
xor eax, dword [esp + 0x10]
push edi
test eax, 0x20000000
je 0x509b17
add edi, 0x14
call fcn.00502960
add esp, 4
push edi
call fcn.00502960
add esp, 4
mov eax, 2
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x3c
ret
lea eax, [esp + 0x14]
push eax
push esi
call fcn.00502cd0
add esp, 0xc
lea eax, [edi + 0x14]
push eax
call fcn.00502960
xor cx, cx
add esp, 4
movsx eax, cx
shl eax, 2
inc cx
lea edx, [edi + eax]
mov eax, dword [esi + eax]
xor eax, dword [edx]
mov dword [edx + 0x14], eax
movsx edx, cx
cmp edx, 5
jb 0x509b34
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x3c
ret