joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4cd430
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0x10]
xor dl, dl
test esi, esi
je 0x4cd457
mov eax, dword [esp + 8]
push edi
mov edi, dword [esp + 0x10]
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x4cd446
pop edi
movzx eax, dl
pop esi
ret

Function at 0x4cd5a0
Capabilities:
Access the windows event log
Write file on windows

Disassembly:
mov eax, 0x10c
call fcn.00447a80
mov eax, dword [0x5c100c]
xor eax, esp
mov dword [esp + 0x108], eax
push esi
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov esi, eax
test esi, esi
je 0x4cd63f
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x4cd63f
lea eax, [esp + 0x118]
push eax
push 0
push dword [esp + 0x11c]
lea eax, [esp + 0x14]
push 0x100
push eax
call fcn.00406c10
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.00430bd6
add esp, 0x1c
or ecx, 0xffffffff
test eax, eax
cmovs eax, ecx
lea ecx, [esp + 4]
push 0
push ecx
test eax, eax
mov ecx, 0x100
cmovs eax, ecx
push eax
lea eax, [esp + 0x14]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
mov ecx, dword [esp + 0x108]
xor ecx, esp
call fcn.00415db5
add esp, 0x10c
ret
lea eax, [esp + 0x118]
push eax
push 0
push dword [esp + 0x11c]
lea eax, [esp + 0x14]
push 0xff
push eax
call fcn.00406c10
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.00430bd6
add esp, 0x1c
mov byte [esp + 0x107], 0
call fcn.004cd460
test eax, eax
jle 0x4cd6d3
push str.OpenSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
mov esi, eax
test esi, esi
je 0x4cd6e7
push 0
lea eax, [esp + 0xc]
mov dword [esp + 8], eax
lea eax, [esp + 8]
push eax
push 0
push 1
push 0
push 0
push 0
push 1
push esi
call dword [sym.imp.ADVAPI32.dll_ReportEventA]
push esi
call dword [sym.imp.ADVAPI32.dll_DeregisterEventSource]
pop esi
mov ecx, dword [esp + 0x108]
xor ecx, esp
call fcn.00415db5
add esp, 0x10c
ret
push 0x10
push str.OpenSSL:_FATAL
lea eax, [esp + 0x10]
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [esp + 0x10c]
pop esi
xor ecx, esp
call fcn.00415db5
add esp, 0x10c
ret

Function at 0x4cd840
Capabilities:
Send data
Send data on socket

Disassembly:
push esi
push edi
push 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov edi, dword [esp + 0xc]
push 0
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [edi + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
push 0xf
push edi
mov esi, eax
call fcn.004b80a0
add esp, 8
test esi, esi
jg 0x4cd897
je 0x4cd879
cmp esi, 0xffffffff
jne 0x4cd897
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004cdaa0
add esp, 4
test eax, eax
je 0x4cd897
push 0xa
push edi
call fcn.004b8790
add esp, 8
pop edi
mov eax, esi
pop esi
ret
Function at 0x4d3460
Capabilities:
Send data
Send data on socket

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x20]
cmp dword [eax], 6
je 0x4d347b
push eax
push esi
call fcn.004d3b10
add esp, 8
test eax, eax
jle 0x4d34c3
push edi
push 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push 0
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [esi + 0x1c]
call dword [sym.imp.WS2_32.dll_send]
push 0xf
push esi
mov edi, eax
call fcn.004b80a0
add esp, 8
test edi, edi
jg 0x4d34c0
push edi
call fcn.004cdb60
add esp, 4
test eax, eax
je 0x4d34c0
push 0xa
push esi
call fcn.004b8790
add esp, 8
mov eax, edi
pop edi
pop esi
ret
Function at 0x4d8050
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x6c
call fcn.00447a80
mov eax, dword [0x5c100c]
xor eax, esp
mov dword [esp + 0x68], eax
mov eax, dword [esp + 0x74]
push ebx
mov dword [esp + 0xc], eax
xor ebx, ebx
mov eax, dword [esp + 0x7c]
push ebp
mov ebp, dword [esp + 0x78]
push esi
mov dword [esp + 0x10], eax
xor esi, esi
mov dword [eax], ebx
lea eax, [esp + 0x1c]
push edi
mov edi, dword [esp + 0x8c]
push eax
call fcn.004be440
lea eax, [esp + 0x24]
push ebp
push eax
call fcn.004be2a0
add esp, 0xc
test eax, eax
je 0x4d8152
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x28]
push eax
call fcn.004bdf80
add esp, 0xc
test eax, eax
je 0x4d8152
lea eax, [esp + 0x20]
push eax
call fcn.004be1e0
mov esi, dword [ebp]
add esp, 4
test byte [esi + 0xc], 4
je 0x4d8170
push edi
call fcn.004bec80
push ebx
push edi
mov dword [esp + 0x1c], eax
call fcn.004d8620
mov esi, eax
add esp, 0xc
test esi, esi
je 0x4d8152
push esi
call fcn.004d9030
add esp, 4
test eax, eax
jle 0x4d8152
push dword [ebp]
push ebx
push 1
push 0xf8
push 0xffffffffffffffff
push esi
call fcn.004d83d0
add esp, 0x18
test eax, eax
jle 0x4d8152
push dword [esp + 0x1c]
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x18]
push eax
push dword [esp + 0x24]
push esi
call fcn.004d8f40
add esp, 0x14
test eax, eax
jle 0x4d8152
mov ecx, dword [esp + 0x14]
mov ebx, 1
mov eax, dword [esp + 0x10]
mov dword [ecx], eax
push esi
call fcn.004d85c0
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.00415db5
add esp, 0x6c
ret
xor eax, eax
lea ecx, [esi + 0x2c]
mov edx, dword [ecx]
test edx, edx
je 0x4d8188
cmp dword [edi], edx
je 0x4d81b2
inc eax
add ecx, 4
cmp eax, 4
jl 0x4d8175
push 0x7b
push str..cryptoevpp_sign.c
push 0x6e
push 0x6b
push 6
call fcn.004c4e00
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.00415db5
add esp, 0x6c
ret
mov eax, dword [esi + 0x24]
test eax, eax
jne 0x4d81e6
push 0x80
push str..cryptoevpp_sign.c
push 0x68
push 0x6b
push 6
call fcn.004c4e00
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.00415db5
add esp, 0x6c
ret
push dword [edi + 0x14]
mov ecx, dword [esp + 0x18]
push ecx
push dword [esp + 0x20]
lea ecx, [esp + 0x44]
push dword [esp + 0x28]
push ecx
push dword [esi]
call eax
mov ecx, dword [esp + 0x90]
add esp, 0x18
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00415db5
add esp, 0x6c
ret
Function at 0x4e1f10
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.00447a80
mov eax, dword [0x5c100c]
xor eax, esp
mov dword [esp + 0x88], eax
mov edx, dword [esp + 0xa0]
xor eax, eax
push ebx
mov ebx, dword [esp + 0x9c]
push ebp
mov ebp, dword [esp + 0x9c]
push esi
mov esi, dword [esp + 0x9c]
push edi
mov edi, dword [esp + 0xac]
mov dword [esp + 0x10], edx
test edi, edi
je 0x4e1f76
cmp edi, dword [esi]
je 0x4e1f6d
test ebp, ebp
je 0x4e1ff0
test ebx, ebx
js 0x4e1ff0
mov eax, 1
mov dword [esi], edi
jmp 0x4e1f7c
mov edi, dword [esi]
test edi, edi
je 0x4e1ff0
test ebp, ebp
je 0x4e210b
push edi
call fcn.004d9a60
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x4e1fb0
push str.j____int_sizeof_ctx__key_
push 0x74
push str..cryptohmachmac.c
call fcn.004cd700
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, ebx
jge 0x4e200b
push dword [esp + 0x10]
lea eax, [esi + 4]
push edi
push eax
call fcn.004be020
add esp, 0xc
test eax, eax
je 0x4e1ff0
push ebx
push ebp
lea ebx, [esi + 4]
push ebx
call fcn.004be1d0
add esp, 0xc
test eax, eax
je 0x4e1ff0
lea ebp, [esi + 0x4c]
push ebp
lea eax, [esi + 0x50]
push eax
push ebx
call fcn.004bdf80
add esp, 0xc
test eax, eax
jne 0x4e2027
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00415db5
add esp, 0x8c
ret
cmp ebx, 0x80
ja 0x4e1ff0
push ebx
lea eax, [esi + 0x50]
push ebp
push eax
call fcn.0042a140
lea ebp, [esi + 0x4c]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x4e204a
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x50]
add eax, ecx
push 0
push eax
call fcn.00429bd0
add esp, 0xc
mov edx, dword [esp + 0x10]
xor ecx, ecx
mov al, byte [esi + ecx + 0x50]
xor al, 0x36
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x4e2050
push edx
lea ebx, [esi + 0x1c]
push edi
push ebx
call fcn.004be020
add esp, 0xc
test eax, eax
je 0x4e1ff0
push edi
call fcn.004d9a60
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004be1d0
add esp, 0x10
test eax, eax
je 0x4e1ff0
xor ecx, ecx
nop dword [eax + eax]
mov al, byte [esi + ecx + 0x50]
xor al, 0x5c
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x4e20a0
push dword [esp + 0x10]
lea ebx, [esi + 0x34]
push edi
push ebx
call fcn.004be020
add esp, 0xc
test eax, eax
je 0x4e1ff0
push edi
call fcn.004d9a60
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004be1d0
add esp, 0x10
test eax, eax
je 0x4e1ff0
lea eax, [esi + 0x1c]
push eax
lea eax, [esi + 4]
push eax
call fcn.004be2a0
add esp, 8
test eax, eax
je 0x4e1ff0
mov eax, 1
jmp 0x4e1ff2
test eax, eax
je 0x4e20e9
jmp 0x4e204e
Function at 0x509220
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x50930c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x50929d
movzx ecx, byte [edi - 1]
movzx eax, byte [edi]
shl ecx, 8
or ecx, eax
movzx eax, byte [edi + 1]
shl ecx, 8
or ecx, eax
mov eax, ecx
shr eax, 0x12
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
mov eax, ecx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], al
mov eax, ecx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
and ecx, 0x3f
movzx eax, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
jmp 0x5092f1
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x5092b1
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], cl
mov ecx, eax
shr ecx, 0xc
and ecx, 0x3f
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], cl
cmp esi, 1
jne 0x5092db
lea eax, [esi + 0x3c]
jmp 0x5092e8
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
mov byte [edx], 0x3d
sub esi, 3
add ebx, 4
add edi, 3
inc edx
test esi, esi
jg 0x509240
pop edi
pop esi
mov eax, ebx
mov byte [edx], 0
pop ebx
ret
mov eax, dword [esp + 0xc]
pop esi
mov byte [eax], bl
mov eax, ebx
pop ebx
ret
Function at 0x5094c0
Capabilities:
Resolve dns

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push ebp
push esi
mov esi, dword [esp + 0x10]
mov ebp, 1
push edi
push ebx
push esi
call fcn.00509980
mov edi, eax
add esp, 8
test edi, edi
jns 0x5094fb
push 0x7b
push str..crypto_bio_b_sock.c
push 0x6c
push 0x6a
push 0x20
call fcn.004c4e00
add esp, 0x14
jmp 0x5095bc
call fcn.005098b0
cmp eax, 1
jne 0x5095cc
test edi, edi
jle 0x509514
pop edi
pop esi
mov eax, ebp
pop ebp
pop ebx
ret
push 0x8e
push str..crypto_bio_b_sock.c
push 0x16
push 9
call fcn.004cd3c0
add esp, 0x10
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
mov ecx, eax
test ecx, ecx
jne 0x509551
push 0x92
push str..crypto_bio_b_sock.c
push 0x66
push 0x6a
push 0x20
call fcn.004c4e00
add esp, 0x14
jmp 0x5095a2
cmp word [ecx + 8], 2
je 0x509572
push 0x99
push str..crypto_bio_b_sock.c
push 0x6b
push 0x6a
push 0x20
call fcn.004c4e00
add esp, 0x14
jmp 0x5095a2
mov eax, dword [ecx + 0xc]
xor ebp, ebp
mov eax, dword [eax]
movzx eax, byte [eax]
mov byte [ebx], al
mov eax, dword [ecx + 0xc]
mov eax, dword [eax]
movzx eax, byte [eax + 1]
mov byte [ebx + 1], al
mov eax, dword [ecx + 0xc]
mov eax, dword [eax]
movzx eax, byte [eax + 2]
mov byte [ebx + 2], al
mov eax, dword [ecx + 0xc]
mov eax, dword [eax]
movzx eax, byte [eax + 3]
mov byte [ebx + 3], al
push 0xa2
push str..crypto_bio_b_sock.c
push 0x16
push 0xa
call fcn.004cd3c0
add esp, 0x10
test ebp, ebp
je 0x5095d3
push esi
push str.host
push 2
call fcn.004c4350
add esp, 0xc
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret

Function at 0x509930
Capabilities:
Set socket configuration

Disassembly:
mov eax, dword [esp + 8]
push esi
mov dword [esp + 0xc], eax
lea eax, [esp + 0xc]
push eax
push 0x8004667e
push dword [esp + 0x10]
call dword [sym.imp.WS2_32.dll_ioctlsocket]
mov esi, eax
test esi, esi
jns 0x509970
push 0x233
push str..crypto_bio_b_sock.c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push 5
push 2
call fcn.004c4e00
add esp, 0x14
xor eax, eax
test esi, esi
pop esi
sete al
ret
Function at 0x51deb0
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
mov eax, dword [esp + 0x10]
mov edx, 0x400
push ebx
push ebp
mov ebp, dword [esp + 0xc]
push esi
push edi
mov edi, 0x80
mov esi, edx
mov ecx, edi
mov byte [ebp], 0
cmp dword [esp + 0x18], ecx
cmovle ecx, dword [esp + 0x18]
test eax, eax
cmovg esi, eax
cmp esi, edx
cmovg esi, edx
mov dword [esp + 0x14], esi
test ecx, ecx
jle 0x51df05
mov ebx, dword [esp + 0x1c]
mov edx, ebp
sub ebx, ebp
mov esi, ecx
mov al, byte [ebx + edx]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub esi, 1
jne 0x51def3
mov esi, dword [esp + 0x14]
movzx ebx, byte [ecx + ebp - 1]
cmp ecx, edi
jge 0x51df2a
mov edx, ebp
movzx eax, byte [edx]
lea edx, [edx + 1]
add eax, ebx
movzx eax, al
movzx ebx, byte [eax + 0x5a21d0]
mov byte [ecx + ebp], bl
inc ecx
cmp ecx, edi
jl 0x51df10
mov ecx, dword [esp + 0x14]
lea ebx, [esi + 7]
sar ebx, 3
neg ecx
sub edi, ebx
and ecx, 7
movzx eax, byte [edi + ebp]
lea esi, [edi + ebp]
mov edx, 0xff
sar edx, cl
and edx, eax
movzx ecx, byte [edx + 0x5a21d0]
mov byte [esi], cl
test edi, edi
je 0x51df78
nop dword [eax + eax]
movzx eax, byte [esi + ebx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x5a21d0]
mov byte [esi], cl
sub edi, 1
jne 0x51df60
lea esi, [ebp + 0xfc]
mov edi, 0x40
lea edx, [ebp + 0x7e]
movzx ecx, byte [edx + 1]
lea esi, [esi - 4]
movzx eax, byte [edx]
lea edx, [edx - 2]
shl ecx, 8
or ecx, eax
mov dword [esi + 4], ecx
sub edi, 1
jne 0x51df86
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x51ebd0
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
jmp 0x51f6c0
push ebp
mov ebp, dword [esp + 0x10]
push ebp
push dword [esp + 0x10]
push dword [esp + 0x10]
call fcn.0051f8c0
add esp, 0xc
test eax, eax
js 0x51f8b0
push ebx
push esi
push edi
mov edi, dword [ebp + 0xf0]
xor ebx, ebx
shl edi, 2
test edi, edi
jle 0x51f740
lea esi, [ebp + 8]
lea esi, [esi + edi*4]
lea eax, [ebp + 8]
nop dword [eax]
mov edx, dword [eax - 8]
lea eax, [eax + 0x10]
mov ecx, dword [esi - 8]
lea esi, [esi - 0x10]
mov dword [eax - 0x18], ecx
add ebx, 4
mov ecx, dword [esi + 0xc]
sub edi, 4
mov dword [esi + 8], edx
mov edx, dword [eax - 0x14]
mov dword [eax - 0x14], ecx
mov ecx, dword [esi + 0x10]
mov dword [esi + 0xc], edx
mov edx, dword [eax - 0x10]
mov dword [eax - 0x10], ecx
mov ecx, dword [esi + 0x14]
mov dword [esi + 0x10], edx
mov edx, dword [eax - 0xc]
mov dword [eax - 0xc], ecx
mov dword [esi + 0x14], edx
cmp ebx, edi
jl 0x51f700
mov edi, 1
cmp dword [ebp + 0xf0], edi
jle 0x51f8ab
lea esi, [ebp + 2]
mov edx, dword [esi + 0xe]
lea esi, [esi + 0x10]
mov eax, edx
inc edi
shr eax, 0x18
movzx ecx, byte [eax*4 + 0x5a2720]
movzx eax, byte [esi - 1]
mov ecx, dword [ecx*4 + 0x5a3320]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3b20]
movzx eax, byte [esi]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3720]
movzx eax, dl
mov edx, dword [esi + 2]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3f20]
mov eax, edx
shr eax, 0x18
mov dword [esi - 2], ecx
movzx ecx, byte [eax*4 + 0x5a2720]
movzx eax, byte [esi + 3]
mov ecx, dword [ecx*4 + 0x5a3320]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3b20]
movzx eax, byte [esi + 4]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3720]
movzx eax, dl
mov edx, dword [esi + 6]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3f20]
mov eax, edx
shr eax, 0x18
mov dword [esi + 2], ecx
movzx ecx, byte [eax*4 + 0x5a2720]
movzx eax, byte [esi + 7]
mov ecx, dword [ecx*4 + 0x5a3320]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3b20]
movzx eax, byte [esi + 8]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3720]
movzx eax, dl
mov edx, dword [esi + 0xa]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3f20]
mov eax, edx
shr eax, 0x18
mov dword [esi + 6], ecx
movzx ecx, byte [eax*4 + 0x5a2720]
movzx eax, byte [esi + 0xb]
mov ecx, dword [ecx*4 + 0x5a3320]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3b20]
movzx eax, byte [esi + 0xc]
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3720]
movzx eax, dl
movzx eax, byte [eax*4 + 0x5a2720]
xor ecx, dword [eax*4 + 0x5a3f20]
mov dword [esi + 0xa], ecx
cmp edi, dword [ebp + 0xf0]
jl 0x51f754
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
Function at 0x520340
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00447a80
mov ecx, dword [esp + 0xc]
push ebx
push ebp
mov ebp, dword [esp + 0x18]
push esi
mov esi, dword [esp + 0x20]
push edi
mov edi, dword [esp + 0x34]
mov dword [esp + 0x10], ecx
mov edi, dword [edi]
mov dword [esp + 0x14], edi
test edi, edi
je 0x52038d
mov edx, dword [esp + 0x30]
test esi, esi
je 0x52038d
mov al, byte [edi + edx]
dec esi
xor al, byte [ecx]
inc edi
mov byte [ebp], al
inc ecx
inc ebp
mov dword [esp + 0x10], ecx
and edi, 0xf
mov dword [esp + 0x14], edi
jne 0x520370
mov ebx, dword [esp + 0x2c]
movzx edx, byte [ebx + 0xc]
movzx eax, byte [ebx + 0xd]
shl edx, 8
or edx, eax
movzx eax, byte [ebx + 0xe]
shl edx, 8
or edx, eax
movzx eax, byte [ebx + 0xf]
shl edx, 8
or edx, eax
mov dword [esp + 0x24], edx
cmp esi, 0x10
jb 0x520447
mov edi, ebx
nop
mov ebx, esi
shr ebx, 4
add edx, ebx
mov dword [esp + 0x24], edx
cmp edx, ebx
jae 0x5203d7
sub ebx, edx
xor edx, edx
mov dword [esp + 0x24], edx
push edi
push dword [esp + 0x2c]
push ebx
push ebp
push ecx
call dword [esp + 0x4c]
mov edx, dword [esp + 0x38]
add esp, 0x14
mov eax, edx
mov byte [edi + 0xf], dl
shr eax, 0x18
mov byte [edi + 0xc], al
mov eax, edx
shr eax, 0x10
mov byte [edi + 0xd], al
mov eax, edx
shr eax, 8
mov byte [edi + 0xe], al
test edx, edx
jne 0x520429
mov edx, 0xc
mov ecx, 1
movzx eax, byte [edx + edi - 1]
dec edx
add ecx, eax
mov byte [edx + edi], cl
shr ecx, 8
test edx, edx
jne 0x520413
mov edx, dword [esp + 0x24]
mov ecx, dword [esp + 0x10]
shl ebx, 4
sub esi, ebx
add ecx, ebx
add ebp, ebx
mov dword [esp + 0x10], ecx
cmp esi, 0x10
jae 0x5203c0
mov edi, dword [esp + 0x14]
mov ebx, dword [esp + 0x2c]
test esi, esi
je 0x5204b5
mov eax, dword [esp + 0x30]
xorps xmm0, xmm0
push ebx
push dword [esp + 0x2c]
push 1
push eax
push eax
movups xmmword [eax], xmm0
call dword [esp + 0x4c]
mov ecx, dword [esp + 0x38]
add esp, 0x14
inc ecx
mov eax, ecx
mov byte [ebx + 0xf], cl
shr eax, 0x18
mov byte [ebx + 0xc], al
mov eax, ecx
shr eax, 0x10
mov byte [ebx + 0xd], al
mov eax, ecx
shr eax, 8
mov byte [ebx + 0xe], al
test ecx, ecx
jne 0x520492
push ebx
call fcn.00520500
add esp, 4
mov eax, dword [esp + 0x30]
sub ebp, eax
mov edx, dword [esp + 0x10]
sub edx, eax
lea ecx, [edi + eax]
add edi, esi
mov al, byte [edx + ecx]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ecx + ebp - 1], al
sub esi, 1
jne 0x5204a3
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x520b10
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
mov eax, dword [ebx + 0x38]
or eax, dword [ebx + 0x3c]
je 0x520b24
mov eax, 0xfffffffe
pop ebx
ret
push esi
mov esi, dword [esp + 0x14]
xor ecx, ecx
mov eax, esi
add eax, dword [ebx + 0x30]
adc ecx, dword [ebx + 0x34]
cmp ecx, 0x20000000
ja 0x520bd9
jb 0x520b49
test eax, eax
jne 0x520bd9
push ebp
mov ebp, dword [esp + 0x14]
push edi
mov edi, dword [ebx + 0x16c]
mov dword [ebx + 0x30], eax
mov dword [ebx + 0x34], ecx
test edi, edi
je 0x520b89
nop
test esi, esi
je 0x520b75
mov al, byte [ebp]
dec esi
xor byte [edi + ebx + 0x40], al
inc ebp
inc edi
and edi, 0xf
jne 0x520b60
jmp 0x520b79
test edi, edi
jne 0x520bcc
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00521e30
add esp, 8
mov eax, esi
and eax, 0xfffffff0
mov dword [esp + 0x14], eax
je 0x520bae
push eax
push ebp
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00521bf0
add ebp, dword [esp + 0x24]
add esp, 0x10
sub esi, dword [esp + 0x14]
test esi, esi
je 0x520bcc
xor ecx, ecx
mov edi, esi
test esi, esi
je 0x520bcc
nop word [eax + eax]
mov al, byte [ecx + ebp]
xor byte [ebx + ecx + 0x40], al
inc ecx
cmp ecx, esi
jb 0x520bc0
mov dword [ebx + 0x16c], edi
xor eax, eax
pop edi
pop ebp
pop esi
pop ebx
ret
pop esi
or eax, 0xffffffff
pop ebx
ret
Function at 0x521e30
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.00447a80
mov eax, dword [esp + 0x18]
push ebx
push ebp
push esi
movzx ecx, byte [eax + 0xf]
mov esi, dword [esp + 0x28]
mov ebp, ecx
and ecx, 0xf
mov dword [esp + 0x24], 0
add ecx, ecx
and ebp, 0xfffffff0
push edi
mov ebx, dword [esi + ecx*8]
mov edi, dword [esi + ecx*8 + 4]
mov edx, dword [esi + ecx*8 + 8]
mov ecx, dword [esi + ecx*8 + 0xc]
mov esi, edx
shrd edx, ecx, 4
and esi, 0xf
mov dword [esp + 0x14], ebx
or dword [esp + 0x28], edx
shl dword [esp + 0x14], 0x1c
shrd ebx, edi, 4
mov edx, dword [esi*4 + 0x5a4448]
mov esi, dword [esp + 0x2c]
shr ecx, 4
or dword [esp + 0x14], ecx
xor ecx, ecx
shr edi, 4
xor ecx, ebx
xor ecx, dword [esi + ebp]
xor edx, edi
xor edx, dword [esi + ebp + 4]
mov edi, dword [esp + 0x28]
mov ebx, dword [esp + 0x14]
xor edi, dword [esi + ebp + 8]
xor ebx, dword [esi + ebp + 0xc]
mov dword [esp + 0x18], edx
mov edx, 0xe
mov dword [esp + 0x10], ecx
mov dword [esp + 0x1c], edx
nop dword [eax + eax]
movzx edx, byte [edx + eax]
xor esi, esi
mov ebp, dword [esp + 0x10]
mov ecx, edx
shr ecx, 4
and edx, 0xf
mov dword [esp + 0x20], ecx
add edx, edx
mov ecx, edi
shl ebp, 0x1c
shrd edi, ebx, 4
and ecx, 0xf
mov dword [esp + 0x28], 0
shr ebx, 4
or esi, edi
or ebp, ebx
xor edi, edi
mov ebx, dword [ecx*4 + 0x5a4448]
mov ecx, dword [esp + 0x18]
shrd dword [esp + 0x10], ecx, 4
xor edi, dword [esp + 0x10]
shr ecx, 4
xor ebx, ecx
mov ecx, dword [esp + 0x2c]
xor ebx, dword [ecx + edx*8 + 4]
xor ebp, dword [ecx + edx*8 + 0xc]
xor edi, dword [ecx + edx*8]
xor esi, dword [ecx + edx*8 + 8]
mov edx, edi
shrd edi, ebx, 4
mov ecx, esi
shl edx, 0x1c
shrd esi, ebp, 4
and ecx, 0xf
shr ebx, 4
or dword [esp + 0x28], esi
shr ebp, 4
or edx, ebp
xor ebp, ebp
mov ecx, dword [ecx*4 + 0x5a4448]
xor ebp, edi
xor ecx, ebx
mov dword [esp + 0x14], edx
mov edx, dword [esp + 0x20]
mov ebx, ebp
add edx, edx
mov dword [esp + 0x10], ebp
mov ebp, dword [esp + 0x2c]
xor ebx, dword [ebp + edx*8]
xor ecx, dword [ebp + edx*8 + 4]
mov dword [esp + 0x10], ebx
mov ebx, dword [esp + 0x28]
xor ebx, dword [ebp + edx*8 + 8]
mov dword [esp + 0x28], ebx
mov ebx, dword [esp + 0x14]
xor ebx, dword [ebp + edx*8 + 0xc]
mov edx, dword [esp + 0x1c]
mov edi, dword [esp + 0x28]
sub edx, 1
mov dword [esp + 0x18], ecx
mov dword [esp + 0x1c], edx
jns 0x521ed0
mov edx, dword [esp + 0x18]
shr ecx, 0x18
mov byte [eax], cl
mov ecx, edx
shr ecx, 0x10
mov byte [eax + 1], cl
mov ecx, edx
shr ecx, 8
mov byte [eax + 2], cl
mov byte [eax + 3], dl
mov edx, dword [esp + 0x10]
mov ecx, edx
shr ecx, 0x18
mov byte [eax + 4], cl
mov ecx, edx
shr ecx, 0x10
mov byte [eax + 5], cl
mov ecx, edx
shr ecx, 8
mov byte [eax + 6], cl
mov ecx, ebx
shr ecx, 0x18
mov byte [eax + 8], cl
mov ecx, ebx
shr ecx, 0x10
mov byte [eax + 9], cl
mov ecx, ebx
shr ecx, 8
mov byte [eax + 0xa], cl
mov byte [eax + 7], dl
mov edx, edi
mov ecx, edx
mov byte [eax + 0xb], bl
shr ecx, 0x18
mov byte [eax + 0xc], cl
mov ecx, edx
shr ecx, 0x10
pop edi
mov byte [eax + 0xd], cl
mov ecx, edx
pop esi
shr ecx, 8
pop ebp
mov byte [eax + 0xe], cl
mov byte [eax + 0xf], dl
pop ebx
add esp, 0x14
ret
Function at 0x525bc0
Capabilities:
Encode data using xor

Disassembly:
cmp dword [esp + 0x18], 0
je 0x525bd4
mov dword [esp + 0x18], fcn.005243a0
jmp fcn.00520080
mov dword [esp + 0x18], fcn.00523640
jmp fcn.0051fdd0