joyce8/EMBER2024-capa huggingface dataset:
Function at 0x48ee66
Capabilities:
Set file attributes

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
cmp dword [esi + 0xa8], 5
jne 0x48ee8d
cmp dword [ebp + 0xc], 0
je 0x48ee8d
mov ecx, esi
call fcn.0048ecf4
mov eax, 0x80004005
jmp 0x48efaf
xor ecx, ecx
push edi
cmp dword [esi + 0x64], ecx
jne 0x48eebc
push 0x5f46e0
call fcn.0048f13f
pop ecx
mov ecx, dword [esi + 0xac]
test ecx, ecx
je 0x48efac
mov edx, dword [ecx]
lea eax, [esi + 0x24]
push eax
call dword [edx + 0x14]
jmp 0x48efac
cmp byte [esi + 0x74], cl
jne 0x48eed1
cmp byte [esi + 0x80], cl
jne 0x48eed1
cmp byte [esi + 0x8c], cl
je 0x48ef38
lea eax, [esi + 0x54]
cmp dword [eax + 0x14], 8
jb 0x48eedc
mov eax, dword [eax]
push ecx
push 0x80
push 3
push ecx
push 1
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.DLL_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0x48ef38
xor edx, edx
lea ecx, [esi + 0x78]
cmp byte [esi + 0x74], dl
cmovne edx, ecx
xor eax, eax
cmp byte [esi + 0x80], al
lea ecx, [esi + 0x84]
push edx
cmovne eax, ecx
xor ecx, ecx
cmp byte [esi + 0x8c], cl
push eax
lea eax, [esi + 0x90]
cmovne ecx, eax
push ecx
push edi
call dword [sym.imp.KERNEL32.DLL_SetFileTime]
push edi
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
cmp byte [esi + 0x6d], 0
je 0x48ef53
lea eax, [esi + 0x54]
cmp dword [eax + 0x14], 8
jb 0x48ef49
mov eax, dword [eax]
push dword [esi + 0x70]
push eax
call dword [sym.imp.KERNEL32.DLL_SetFileAttributesW]
lea edi, [esi + 0x54]
cmp dword [edi + 0x14], 8
mov eax, edi
jb 0x48ef60
mov eax, dword [edi]
push eax
push str.FileDone:_s_n
call fcn.0048f13f
pop ecx
pop ecx
mov ecx, dword [esi + 0xac]
test ecx, ecx
je 0x48efac
push dword [esi + 0xa4]
mov eax, dword [ecx]
push dword [esi + 0xa0]
push edi
call dword [eax + 0x1c]
test al, al
jne 0x48ef94
mov eax, 0x80004005
jmp 0x48efae
mov ecx, dword [esi + 0xac]
push dword [esi + 0xa4]
push dword [esi + 0xa0]
mov eax, dword [ecx]
push edi
call dword [eax + 0x10]
xor eax, eax
pop edi
pop esi
pop ebp
ret 8

Function at 0x4a0851
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5daa03
mov eax, dword fs:[0]
push eax
push esi
mov eax, dword [0x65a640]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
lea eax, [esi + 0x30]
mov dword [esi], vtable.NCompress::NLzma::CDecoder.0
push 0x65a4e0
push eax
mov dword [esi + 4], vtable.NCompress::NLzma::CDecoder.1.0
mov dword [esi + 8], vtable.NCompress::NLzma::CDecoder.2.0
mov dword [esi + 0xc], vtable.NCompress::NLzma::CDecoder.3.0
mov dword [esi + 0x10], vtable.NCompress::NLzma::CDecoder.4.0
mov dword [esi + 0x14], vtable.NCompress::NLzma::CDecoder.5.0
mov dword [esi + 0x18], vtable.NCompress::NLzma::CDecoder.6.0
call fcn.004c3375
push dword [esi + 0x24]
call fcn.0049f58c
add esp, 0xc
and dword [ebp - 4], 0
mov ecx, dword [esi + 0x20]
test ecx, ecx
je 0x4a08d0
mov eax, dword [ecx]
push ecx
call dword [eax + 8]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
leave
ret
Function at 0x4a7c9d
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push edi
mov edi, ecx
mov dword [ebp - 0xc], edi
and dword [edi + 0x2cb0], 0
cmp dword [edi + 0x2cb8], 2
jne 0x4a7ce3
push 1
lea ecx, [edi + 0x38]
call fcn.004a7c0b
test eax, eax
je 0x4a7cdc
push dword [edi + 0x80]
mov ecx, edi
push dword [edi + 0x7c]
call fcn.004a747f
jmp 0x4a7ea3
and dword [edi + 0x2cb8], 0
mov edx, dword [edi + 0x38]
mov eax, dword [edi + 0x3c]
push ebx
push 8
pop ecx
sub ecx, edx
mov dword [ebp - 0x10], edx
shr eax, cl
shr eax, 0x10
cmp dword [edi + 0x2ca0], 0x25
movzx eax, al
mov dword [ebp - 8], eax
mov eax, dword [edi + 0x2cac]
jae 0x4a7d1f
test eax, eax
mov ebx, 0x5f69cc
mov ecx, 0x5f69bc
mov eax, 0x5f69fc
jmp 0x4a7d30
test eax, eax
mov ebx, 0x5f69ec
mov ecx, 0x5f69dc
mov eax, 0x5f6a38
cmove ebx, ecx
mov dword [ebp - 4], eax
mov eax, dword [eax]
mov ecx, ebx
xor eax, dword [ebp - 8]
mov edx, 0xff
push esi
xor esi, esi
mov cl, byte [ecx]
sar edx, cl
not edx
test eax, edx
je 0x4a7d6c
mov edi, dword [ebp - 4]
inc esi
mov edx, 0xff
mov cl, byte [esi + ebx]
mov eax, dword [edi + esi*4]
xor eax, dword [ebp - 8]
sar edx, cl
not edx
test eax, edx
jne 0x4a7d52
mov edi, dword [ebp - 0xc]
movzx eax, byte [esi + ebx]
lea ebx, [edi + 0x38]
add eax, dword [ebp - 0x10]
mov ecx, ebx
mov dword [ebx], eax
call fcn.004a7b80
cmp esi, 9
jb 0x4a7e22
jne 0x4a7d9e
push dword [edi + 0x80]
inc dword [edi + 0x2cb8]
push dword [edi + 0x7c]
jmp 0x4a7e9a
and dword [edi + 0x2cb8], 0
mov ecx, edi
cmp esi, 0xe
jne 0x4a7dd1
push 0x5f6878
call fcn.004a7517
push 0xf
mov ecx, ebx
lea esi, [eax + 5]
call fcn.004a7c0b
add eax, 0x7fff
push esi
mov dword [edi + 0x7c], eax
push eax
jmp 0x4a7e94
mov eax, dword [edi + 0x78]
sub eax, esi
inc eax
and eax, 3
push 0x5f6840
mov ebx, dword [edi + eax*4 + 0x68]
call fcn.004a7517
add eax, 2
cmp eax, 0x101
jne 0x4a7e05
cmp esi, 0xa
jne 0x4a7e05
xor dword [edi + 0x2cac], 1
xor eax, eax
jmp 0x4a7ea1
cmp ebx, 0x100
lea ecx, [eax + 1]
cmovb ecx, eax
mov eax, dword [edi + 0x2cc8]
dec eax
cmp ebx, eax
lea esi, [ecx + 1]
cmovb esi, ecx
jmp 0x4a7e7e
mov ecx, dword [edi + 0x2ca0]
and dword [edi + 0x2cb8], 0
add ecx, esi
mov eax, ecx
shr eax, 4
sub ecx, eax
mov dword [edi + 0x2ca0], ecx
mov ecx, edi
push 0x5f6920
call fcn.004a7517
movzx ecx, al
mov ebx, dword [edi + ecx*4 + 0x494]
test al, al
je 0x4a7e7b
dec dword [edi + ebx*4 + 0x1494]
mov eax, dword [edi + ecx*4 + 0x490]
inc dword [edi + eax*4 + 0x1494]
mov dword [edi + ecx*4 + 0x494], eax
mov dword [edi + ecx*4 + 0x490], ebx
add esi, 2
mov eax, dword [edi + 0x78]
push esi
push ebx
mov dword [edi + eax*4 + 0x68], ebx
mov eax, dword [edi + 0x78]
inc eax
mov dword [edi + 0x7c], ebx
and eax, 3
mov dword [edi + 0x78], eax
mov dword [edi + 0x80], esi
mov ecx, edi
call fcn.004a747f
pop esi
pop ebx
pop edi
leave
ret
Function at 0x4b0961
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
xor edx, edx
push esi
mov esi, dword [ebp + 0xc]
push edi
cmp esi, 8
jb 0x4b098a
mov edi, esi
shr edi, 3
mov eax, dword [ecx + 4]
sub esi, 8
xor eax, dword [ecx]
add ecx, 8
xor edx, eax
sub edi, 1
jne 0x4b0978
cmp esi, 4
jb 0x4b0994
xor edx, dword [ecx]
add ecx, 4
and esi, 3
cmp esi, 2
jbe 0x4b09a7
movzx eax, byte [ecx]
shl eax, 0x10
xor edx, eax
inc ecx
jmp 0x4b09b0
mov eax, edx
mov edi, ecx
cmp esi, 1
jbe 0x4b09bb
movzx eax, byte [ecx]
shl eax, 8
xor edx, eax
inc ecx
jmp 0x4b09c3
mov edx, eax
mov ecx, edi
test esi, esi
je 0x4b09c8
movzx ecx, byte [ecx]
xor edx, ecx
pop edi
mov eax, edx
pop esi
pop ebp
ret

Function at 0x4b1ce0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov edi, dword [ebp + 0x18]
or dword [edi], 0xffffffff
cmp dword [eax], 0x23170f69
jne 0x4b1dbb
mov ecx, 0x40c1
cmp word [eax + 4], cx
jne 0x4b1dbb
mov ebx, dword [ebp + 0x14]
mov edx, 0x2790
mov byte [ebx], 1
movzx ecx, word [eax + 6]
cmp cx, dx
jne 0x4b1d24
mov byte [ebx], 0
jmp 0x4b1d32
mov edx, 0x2791
cmp cx, dx
jne 0x4b1dbb
mov ecx, dword [eax + 8]
xor esi, esi
mov eax, dword [eax + 0xc]
mov dword [ebp + 8], ecx
mov dword [ebp - 4], eax
cmp dword [0x663d18], esi
jbe 0x4b1dbb
mov ch, byte [ebp + 0x10]
mov eax, dword [ebp + 8]
mov edx, dword [esi*4 + 0x663d20]
cmp eax, dword [edx + 8]
jne 0x4b1d91
mov edi, dword [ebp - 4]
cmp edi, dword [edx + 0xc]
mov edi, dword [ebp + 0x18]
jne 0x4b1d91
xor eax, eax
cmp byte [ebx], al
je 0x4b1d70
cmp dword [edx + 4], eax
jmp 0x4b1d72
cmp dword [edx], eax
sete al
test eax, eax
jne 0x4b1d8e
mov cl, byte [edx + 0x18]
test ch, ch
je 0x4b1d87
test cl, cl
sete al
jmp 0x4b1d8a
movzx eax, cl
test eax, eax
je 0x4b1d9c
mov eax, dword [ebp + 8]
inc esi
cmp esi, dword [0x663d18]
jb 0x4b1d4e
jmp 0x4b1dbb
movzx eax, byte [ebp + 0xc]
movzx ecx, byte [ebp + 0xc]
xor eax, 1
cmp dword [edx + 0x14], 1
cmove eax, ecx
test eax, eax
je 0x4b1db9
mov eax, 0x80004002
jmp 0x4b1dbd
mov dword [edi], esi
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret

Function at 0x4b3efa
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 0xc]
push esi
push edi
mov edi, dword [ebp + 8]
mov eax, dword [edi + 0x10]
mov dword [ebp + 8], eax
cmp eax, 3
jae 0x4b3f19
push edi
call fcn.004b4c68
jmp 0x4b3f71
mov ecx, dword [edi]
movzx edx, byte [ecx]
movzx eax, byte [ecx + 2]
shl edx, 8
or edx, eax
movzx eax, byte [ecx + 1]
mov ecx, dword [edi + 0x24]
xor edx, dword [edi + eax*4 + 0x60]
mov eax, dword [edi + 4]
movzx edx, dx
mov esi, dword [ecx + edx*4]
mov dword [ecx + edx*4], eax
push dword [edi + 0x30]
push dword [edi + 0x18]
push dword [edi + 0x14]
push dword [edi + 0x28]
push dword [edi]
push dword [edi + 4]
push esi
push dword [ebp + 8]
call fcn.004b4de7
add esp, 0x20
inc dword [edi + 0x14]
inc dword [edi]
inc dword [edi + 4]
mov eax, dword [edi + 4]
cmp eax, dword [edi + 8]
jne 0x4b3f72
push edi
call fcn.004b48f6
pop ecx
sub ebx, 1
jne 0x4b3f06
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4b4970
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
xor ecx, ecx
push esi
push edi
mov dword [eax + 0x34], ecx
lea esi, [eax + 0x60]
mov word [eax + 0x1e], cx
mov dword [eax + 0x24], ecx
mov dword [eax + 0x30], 0x20
mov byte [eax + 0x1d], 1
mov dword [eax + 0x48], 4
push 8
mov edx, ecx
pop edi
mov eax, edx
shr edx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor edx, eax
sub edi, 1
jne 0x4b499e
mov dword [esi], edx
inc ecx
add esi, 4
cmp ecx, 0x100
jb 0x4b4999
pop edi
pop esi
pop ebp
ret

Function at 0x4b50c7
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov ebx, ecx
xor esi, esi
lea ecx, [edi + 0x1c]
shr edi, 2
mov eax, edi
mov dword [ebp - 0xc], ecx
shr eax, 1
add eax, 3
mov dword [ebx], eax
add ebx, 0x10
test edi, edi
je 0x4b50fd
mov eax, dword [edx]
lea edx, [edx + 4]
mov dword [ebx + esi*4], eax
inc esi
cmp esi, edi
jb 0x4b50f0
cmp esi, ecx
jae 0x4b51e0
mov eax, esi
sub eax, edi
lea eax, [ebx + eax*4]
mov dword [ebp - 4], eax
xor edx, edx
mov ecx, dword [ebx + esi*4 - 4]
mov eax, esi
mov dword [ebp + 8], ecx
div edi
mov dword [ebp - 8], eax
test edx, edx
jne 0x4b5176
movzx ecx, cl
movzx edx, byte [ecx + str.cw]
mov ecx, dword [ebp + 8]
shr ecx, 0x18
shl edx, 8
movzx eax, byte [ecx + str.cw]
mov ecx, dword [ebp + 8]
or edx, eax
mov eax, ecx
shl edx, 8
shr eax, 0x10
movzx eax, al
shr ecx, 8
movzx eax, byte [eax + str.cw]
or edx, eax
movzx eax, cl
shl edx, 8
movzx ecx, byte [eax + str.cw]
mov eax, dword [ebp - 8]
movzx eax, byte [eax + 0x5f6fc0]
xor ecx, eax
or ecx, edx
jmp 0x4b51c6
cmp edi, 6
jbe 0x4b51c6
cmp edx, 4
jne 0x4b51c6
mov edx, dword [ebp + 8]
mov eax, ecx
shr eax, 0x10
movzx eax, al
movzx ecx, byte [eax + str.cw]
mov eax, edx
shr eax, 0x18
movzx eax, byte [eax + str.cw]
shl eax, 8
or ecx, eax
mov eax, edx
shr eax, 8
movzx eax, al
shl ecx, 8
movzx eax, byte [eax + str.cw]
or ecx, eax
movzx eax, dl
shl ecx, 8
movzx eax, byte [eax + str.cw]
or ecx, eax
mov edx, dword [ebp - 4]
mov eax, dword [edx]
add edx, 4
xor eax, ecx
mov dword [ebp - 4], edx
mov dword [ebx + esi*4], eax
inc esi
cmp esi, dword [ebp - 0xc]
jb 0x4b510f
pop edi
pop esi
pop ebx
leave
ret 4
Function at 0x4b5d17
Capabilities:
Hash data using sha256

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
and dword [eax + 0x20], 0
and dword [eax + 0x24], 0
mov dword [eax], 0x6a09e667
mov dword [eax + 4], 0xbb67ae85
mov dword [eax + 8], 0x3c6ef372
mov dword [eax + 0xc], 0xa54ff53a
mov dword [eax + 0x10], 0x510e527f
mov dword [eax + 0x14], 0x9b05688c
mov dword [eax + 0x18], 0x1f83d9ab
mov dword [eax + 0x1c], 0x5be0cd19
pop ebp
ret

Function at 0x4bf212
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ecx
mov edx, dword [ebp + 8]
push esi
push edi
mov edi, dword [ebp + 0x10]
mov esi, dword [edx + 4]
mov ecx, dword [edx]
add esi, 2
lea esi, [edx + esi*4]
mov dword [ebp - 4], esi
test edi, edi
je 0x4bf2a8
push ebx
mov ebx, dword [ebp + 0xc]
cmp ecx, 0x10
je 0x4bf24d
mov al, byte [esi + ecx]
xor byte [ebx], al
inc ecx
inc ebx
sub edi, 1
je 0x4bf24a
cmp ecx, 0x10
jne 0x4bf239
mov dword [ebp + 0x10], edi
cmp edi, 0x10
jb 0x4bf276
mov ecx, dword [ebp - 4]
mov esi, edi
shr esi, 4
add ecx, 0x10
push esi
mov edx, ebx
call dword [0x677aac]
shl esi, 4
add ebx, esi
sub edi, esi
mov esi, dword [ebp - 4]
push 0x10
mov dword [ebp + 0x10], edi
pop ecx
test edi, edi
je 0x4bf2a2
xor eax, eax
lea ecx, [esi + 0x10]
mov edi, esi
mov edx, esi
push 1
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
call dword [0x677aac]
mov edx, dword [ebp + 0x10]
xor ecx, ecx
sub esi, ebx
mov al, byte [esi + ebx]
xor byte [ebx], al
inc ecx
inc ebx
sub edx, 1
jne 0x4bf296
mov eax, dword [ebp + 8]
pop ebx
mov dword [eax], ecx
pop edi
pop esi
leave
ret

Function at 0x4bf5d5
Capabilities:
Encode data using xor
Generate random numbers using the delphi lcg

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
xor edi, edi
mov ecx, 0x12345678
mov esi, 0x23456789
mov edx, 0x34567890
cmp dword [ebp + 0x10], edi
jbe 0x4bf62e
push ebx
mov ebx, dword [ebp + 0xc]
movzx eax, byte [edi + ebx]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x677ae0]
movzx eax, cl
add eax, esi
imul esi, eax, 0x8088405
inc esi
mov eax, esi
shr eax, 0x18
xor eax, edx
shr edx, 8
movzx eax, al
xor edx, dword [eax*4 + 0x677ae0]
inc edi
cmp edi, dword [ebp + 0x10]
jb 0x4bf5f4
pop ebx
mov eax, dword [ebp + 8]
pop edi
mov dword [eax + 0x18], esi
mov dword [eax + 0x14], ecx
mov dword [eax + 0x1c], edx
xor eax, eax
pop esi
pop ebp
ret 0xc
Function at 0x4bf642
Capabilities:
Encode data using xor
Generate random numbers using the delphi lcg

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
mov edx, dword [ebp + 8]
and dword [ebp - 4], 0
push ebx
push esi
mov ebx, dword [edx + 0xc]
mov eax, dword [edx + 0x10]
mov esi, dword [edx + 0x14]
push edi
mov edi, dword [ebp + 0x10]
test edi, edi
je 0x4bf6c8
mov edx, eax
mov edi, dword [ebp + 0xc]
mov eax, esi
or eax, 2
mov ecx, eax
xor ecx, 1
imul ecx, eax
mov eax, dword [ebp - 4]
shr ecx, 8
xor cl, byte [eax + edi]
movzx eax, cl
xor eax, ebx
shr ebx, 8
movzx eax, al
xor ebx, dword [eax*4 + 0x677ae0]
movzx eax, bl
add eax, edx
imul edx, eax, 0x8088405
inc edx
mov eax, edx
shr eax, 0x18
xor eax, esi
shr esi, 8
movzx eax, al
xor esi, dword [eax*4 + 0x677ae0]
mov eax, dword [ebp - 4]
mov byte [eax + edi], cl
inc eax
mov edi, dword [ebp + 0x10]
mov dword [ebp - 4], eax
cmp eax, edi
jb 0x4bf663
mov dword [ebp - 8], edx
mov edx, dword [ebp + 8]
mov eax, dword [ebp - 8]
mov dword [edx + 0x10], eax
mov eax, edi
pop edi
mov dword [edx + 0x14], esi
pop esi
mov dword [edx + 0xc], ebx
pop ebx
leave
ret 0xc

Function at 0x4bf6da
Capabilities:
Encode data using xor
Generate random numbers using the delphi lcg

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
push esi
mov esi, dword [ebp + 8]
xor ecx, ecx
push edi
mov dword [ebp - 4], ecx
mov eax, dword [esi + 0x10]
mov ebx, dword [esi + 0xc]
mov edi, dword [esi + 0x14]
mov dword [ebp - 8], eax
cmp dword [ebp + 0x10], ecx
jbe 0x4bf764
mov eax, dword [ebp + 0xc]
mov esi, dword [ebp + 0xc]
mov dl, byte [ecx + eax]
mov eax, edi
or eax, 2
mov ecx, eax
xor ecx, 1
imul ecx, eax
mov eax, dword [ebp - 4]
shr ecx, 8
xor cl, dl
mov byte [eax + esi], cl
movzx eax, dl
xor eax, ebx
mov ecx, dword [ebp - 4]
movzx eax, al
shr ebx, 8
xor ebx, dword [eax*4 + 0x677ae0]
movzx eax, bl
add eax, dword [ebp - 8]
imul esi, eax, 0x8088405
inc esi
mov eax, esi
mov dword [ebp - 8], esi
shr eax, 0x18
xor eax, edi
shr edi, 8
movzx eax, al
xor edi, dword [eax*4 + 0x677ae0]
inc ecx
mov dword [ebp - 4], ecx
cmp ecx, dword [ebp + 0x10]
jb 0x4bf6fb
mov esi, dword [ebp + 8]
mov eax, dword [ebp - 8]
mov dword [esi + 0x14], edi
pop edi
mov dword [esi + 0xc], ebx
mov dword [esi + 0x10], eax
mov eax, dword [ebp + 0x10]
pop esi
pop ebx
leave
ret 0xc

Function at 0x4bf83a
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xa4
mov eax, dword [0x65a640]
xor eax, ebp
mov dword [ebp - 4], eax
movzx eax, byte [ebp + 0xc]
push esi
push edi
mov edi, dword [ebp + 0x10]
push 0x40
push eax
lea eax, [ebp - 0x44]
push eax
call fcn.005423a0
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x44]
add esp, 0xc
xor edx, edx
sub esi, eax
lea ecx, [ebp - 0x44]
add ecx, edx
mov al, byte [esi + ecx]
xor byte [ecx], al
inc edx
cmp edx, 0x14
jb 0x4bf86f
lea eax, [ebp - 0xa4]
push eax
call fcn.004d4ffb
push 0x40
lea eax, [ebp - 0x44]
push eax
lea eax, [ebp - 0xa4]
push eax
call fcn.004d502d
lea eax, [ebp - 0xa4]
push edi
push eax
call fcn.004d46e3
mov ecx, dword [ebp - 4]
add esp, 0x18
xor ecx, ebp
pop edi
pop esi
call fcn.0052ef51
leave
ret
Function at 0x4c1713
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ecx
mov edx, dword [ebp + 0x14]
mov eax, dword [ebp + 0xc]
push edi
xor edi, edi
mov edx, dword [edx]
and edx, 7
cmp eax, 5
jae 0x4c1731
xor eax, eax
jmp 0x4c1857
add dword [ebp + 0x10], 5
lea ecx, [eax - 4]
push ebx
mov ebx, dword [ebp + 8]
add ecx, ebx
push esi
mov dword [ebp + 0xc], ecx
lea esi, [edi + ebx]
jmp 0x4c1750
mov al, byte [esi]
and al, 0xfe
cmp al, 0xe8
je 0x4c1754
inc esi
cmp esi, ecx
jb 0x4c1747
mov ecx, esi
sub ecx, edi
mov edi, esi
sub ecx, ebx
sub edi, ebx
cmp esi, dword [ebp + 0xc]
jae 0x4c1844
cmp ecx, 2
jbe 0x4c17de
xor edx, edx
movzx ecx, byte [esi + 4]
lea eax, [ecx + 1]
test al, 0xfe
jne 0x4c1838
movzx eax, byte [esi + 3]
mov ebx, dword [ebp + 0x10]
shl ecx, 8
add ebx, edi
or ecx, eax
movzx eax, byte [esi + 2]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 1]
shl ecx, 8
or ecx, eax
mov eax, ecx
add ecx, ebx
sub eax, ebx
cmp dword [ebp + 0x18], 0
cmove ecx, eax
mov dword [ebp - 4], ecx
mov ebx, ecx
test edx, edx
je 0x4c1812
and edx, 6
mov eax, ecx
shl edx, 2
mov ecx, edx
shr eax, cl
inc eax
test al, 0xfe
jne 0x4c1810
mov eax, dword [ebp + 0x10]
mov ebx, 0x100
shl ebx, cl
add eax, edi
dec ebx
xor ebx, dword [ebp - 4]
cmp dword [ebp + 0x18], 0
je 0x4c180e
add ebx, eax
jmp 0x4c1810
shr edx, cl
test edx, edx
je 0x4c176e
cmp edx, 4
ja 0x4c1800
cmp edx, 3
je 0x4c1800
mov eax, edx
shr eax, 1
movzx eax, byte [eax + esi + 1]
inc eax
test al, 0xfe
jne 0x4c176e
or edx, 8
shr edx, 1
inc edi
mov ecx, dword [ebp + 0xc]
jmp 0x4c1742
sub ebx, eax
xor edx, edx
mov eax, ebx
mov byte [esi + 1], bl
shr eax, 8
mov byte [esi + 2], al
mov eax, ebx
shr ebx, 0x18
shr eax, 0x10
and bl, 1
neg bl
mov byte [esi + 3], al
push 5
mov byte [esi + 4], bl
mov ebx, dword [ebp + 8]
pop eax
jmp 0x4c1840
or edx, 8
xor eax, eax
shr edx, 1
inc eax
add edi, eax
jmp 0x4c1806
xor eax, eax
shr edx, cl
cmp ecx, 2
pop esi
cmova edx, eax
mov eax, dword [ebp + 0x14]
pop ebx
mov dword [eax], edx
mov eax, edi
pop edi
leave
ret
Function at 0x4c5520
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 0x14]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, 0x100
or esi, edi
mov eax, esi
add ebx, ebx
shr eax, 7
mov ecx, edi
and eax, 1
and ecx, ebx
push eax
mov eax, esi
add ecx, edi
shr eax, 8
add eax, ecx
mov ecx, dword [ebp + 0xc]
lea eax, [ecx + eax*2]
push eax
push dword [ebp + 8]
call fcn.004c6899
add esi, esi
add esp, 0xc
mov eax, esi
xor eax, ebx
not eax
and edi, eax
cmp esi, 0x10000
jb 0x4c5533
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4c5574
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 0x10]
push esi
mov esi, dword [ebp + 0xc]
push edi
xor edi, edi
or esi, 0x100
mov ecx, dword [ebp + 8]
mov eax, esi
shr eax, 8
movzx edx, word [ecx + eax*2]
mov ecx, esi
shr ecx, 7
add esi, esi
and ecx, 1
shr edx, 4
neg ecx
sar ecx, 4
and ecx, 0x7f
xor edx, ecx
add edi, dword [ebx + edx*4]
cmp esi, 0x10000
jb 0x4c5588
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4c55bd
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 0x10]
push esi
push edi
mov esi, 0x100
xor edi, edi
or edx, esi
add ebx, ebx
mov ecx, esi
and ecx, ebx
mov eax, edx
add ecx, esi
shr eax, 8
add eax, ecx
mov ecx, dword [ebp + 8]
movzx ecx, word [ecx + eax*2]
mov eax, edx
shr eax, 7
add edx, edx
and eax, 1
shr ecx, 4
neg eax
sar eax, 4
and eax, 0x7f
xor ecx, eax
mov eax, dword [ebp + 0x14]
add edi, dword [eax + ecx*4]
mov ecx, edx
xor ecx, ebx
not ecx
and esi, ecx
cmp edx, 0x10000
jb 0x4c55d2
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4c69de
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 0x10]
push edi
bts esi, eax
xor edi, edi
cmp esi, 1
je 0x4c6a1d
mov eax, dword [ebp + 0x14]
push ebx
mov ebx, dword [ebp + 8]
mov edx, esi
and esi, 1
shr edx, 1
neg esi
sar esi, 4
and esi, 0x7f
movzx ecx, word [ebx + edx*2]
shr ecx, 4
xor ecx, esi
mov esi, edx
add edi, dword [eax + ecx*4]
cmp esi, 1
jne 0x4c69fa
pop ebx
mov eax, edi
pop edi
pop esi
pop ebp
ret

Function at 0x4c6a64
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 0xc]
push esi
push edi
xor edi, edi
xor esi, esi
inc edi
test ebx, ebx
je 0x4c6aa8
mov eax, dword [ebp + 0x10]
mov edx, eax
shr eax, 1
and edx, 1
mov dword [ebp + 0x10], eax
mov eax, dword [ebp + 8]
movzx ecx, word [eax + edi*2]
mov eax, edx
neg eax
shr ecx, 4
sar eax, 4
add edi, edi
and eax, 0x7f
or edi, edx
xor ecx, eax
mov eax, dword [ebp + 0x14]
add esi, dword [eax + ecx*4]
sub ebx, 1
jne 0x4c6a76
pop edi
mov eax, esi
pop esi
pop ebx
pop ebp
ret