joyce8/EMBER2024-capa huggingface dataset:
Function at 0x5008d0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.00585720
mov edx, dword [esp + 0x28]
push esi
mov esi, dword [esp + 0x24]
test esi, esi
je 0x500a57
push ebx
push ebp
mov ebp, dword [esp + 0x24]
push edi
mov edi, dword [esp + 0x2c]
cmp esi, 0x10
jb 0x500950
mov eax, esi
shr eax, 4
mov dword [esp + 0x10], eax
mov eax, edi
sub edx, ebp
sub eax, ebp
mov ecx, ebp
mov dword [esp + 0x14], eax
mov ebx, 4
mov esi, eax
mov eax, dword [edx + ecx]
lea ecx, [ecx + 4]
xor eax, dword [ecx - 4]
mov dword [esi + ecx - 4], eax
sub ebx, 1
jne 0x500917
push dword [esp + 0x34]
push edi
push edi
call dword [esp + 0x48]
mov esi, dword [esp + 0x3c]
mov edx, edi
sub esi, 0x10
add esp, 0xc
add ebp, 0x10
mov dword [esp + 0x30], esi
add edi, 0x10
sub dword [esp + 0x10], 1
jne 0x500904
test esi, esi
je 0x500a4a
mov ebx, edi
mov ecx, edx
sub ebx, ebp
sub ecx, ebp
mov dword [esp + 0x14], ebx
xor eax, eax
mov ebx, 1
mov dword [esp + 0x20], ecx
sub ebx, ebp
mov dword [esp + 0x10], ebx
mov ebx, 2
sub ebx, ebp
mov dword [esp + 0x18], ebx
mov ebx, 3
sub ebx, ebp
mov dword [esp + 0x1c], ebx
nop dword [eax + eax]
cmp eax, esi
jae 0x500a02
mov esi, dword [esp + 0x14]
lea ebx, [eax + ebp]
mov cl, byte [ecx + ebx]
xor cl, byte [ebx]
mov byte [esi + ebx], cl
mov ecx, dword [esp + 0x10]
mov esi, dword [esp + 0x30]
add ecx, ebx
cmp ecx, esi
jae 0x500a01
mov cl, byte [eax + ebp + 1]
xor cl, byte [eax + edx + 1]
mov byte [edi + eax + 1], cl
mov ecx, dword [esp + 0x18]
add ecx, ebx
cmp ecx, esi
jae 0x5009fc
mov cl, byte [eax + ebp + 2]
xor cl, byte [eax + edx + 2]
mov byte [edi + eax + 2], cl
mov ecx, dword [esp + 0x1c]
add ecx, ebx
cmp ecx, esi
jae 0x5009f7
mov cl, byte [eax + ebp + 3]
xor cl, byte [eax + edx + 3]
mov byte [edi + eax + 3], cl
add eax, 4
mov ecx, dword [esp + 0x20]
cmp eax, 0x10
jb 0x500990
jmp 0x500a21
add eax, 3
jmp 0x500a02
add eax, 2
jmp 0x500a02
inc eax
cmp eax, 0x10
jae 0x500a21
mov ebx, 0x10
lea ecx, [eax + edi]
sub edx, edi
sub ebx, eax
mov al, byte [edx + ecx]
lea ecx, [ecx + 1]
mov byte [ecx - 1], al
sub ebx, 1
jne 0x500a13
push dword [esp + 0x34]
push edi
push edi
call dword [esp + 0x48]
add esp, 0xc
mov edx, edi
cmp esi, 0x10
jbe 0x500a4a
sub esi, 0x10
add ebp, 0x10
add edi, 0x10
mov dword [esp + 0x30], esi
test esi, esi
jne 0x500958
mov eax, dword [esp + 0x38]
movups xmm0, xmmword [edx]
pop edi
pop ebp
movups xmmword [eax], xmm0
pop ebx
pop esi
add esp, 0x14
ret
Function at 0x500b80
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00585720
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 0x500bcd
mov edx, dword [esp + 0x30]
test esi, esi
je 0x500bcd
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 0x500bb0
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 0x500c87
mov edi, ebx
nop
mov ebx, esi
shr ebx, 4
add edx, ebx
mov dword [esp + 0x24], edx
cmp edx, ebx
jae 0x500c17
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 0x500c69
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 0x500c53
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 0x500c00
mov edi, dword [esp + 0x14]
mov ebx, dword [esp + 0x2c]
test esi, esi
je 0x500cf5
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 0x500cd2
push ebx
call fcn.00500d40
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 0x500ce3
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x501350
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
mov eax, dword [ebx + 0x38]
or eax, dword [ebx + 0x3c]
je 0x501364
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 0x501419
jb 0x501389
test eax, eax
jne 0x501419
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 0x5013c9
nop
test esi, esi
je 0x5013b5
mov al, byte [ebp]
dec esi
xor byte [edi + ebx + 0x40], al
inc ebp
inc edi
and edi, 0xf
jne 0x5013a0
jmp 0x5013b9
test edi, edi
jne 0x50140c
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00502670
add esp, 8
mov eax, esi
and eax, 0xfffffff0
mov dword [esp + 0x14], eax
je 0x5013ee
push eax
push ebp
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00502430
add ebp, dword [esp + 0x24]
add esp, 0x10
sub esi, dword [esp + 0x14]
test esi, esi
je 0x50140c
xor ecx, ecx
mov edi, esi
test esi, esi
je 0x50140c
nop word [eax + eax]
mov al, byte [ecx + ebp]
xor byte [ebx + ecx + 0x40], al
inc ecx
cmp ecx, esi
jb 0x501400
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 0x502670
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.00585720
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 + 0x5c8a28]
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 + 0x5c8a28]
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 + 0x5c8a28]
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 0x502710
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 0x5059a0
Capabilities:
Check if file exists

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
push esi
push dword [esp + 0x14]
call fcn.0052a050
push 0x62
push esi
mov edi, eax
mov ebx, 1
call fcn.005873b0
add esp, 0x10
mov ecx, 0x11
test eax, eax
cmove ebx, ecx
test edi, edi
jne 0x505a46
push edi
push edi
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004e1850
push 0x5c8ae8
push esi
push 0x5c8aec
push dword [esp + 0x30]
push str.fopen_
push 5
call fcn.004e1040
add esp, 0x2c
call fcn.0058c5c1
cmp dword [eax], 2
je 0x505a2b
call fcn.0058c5c1
cmp dword [eax], 6
je 0x505a2b
push edi
push edi
push 2
push 0x6d
push 0x20
call fcn.004e1850
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push 0
push 0x80
push 0x6d
push 0x20
call fcn.004e1850
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x5c8ab0
call fcn.004dfa00
mov esi, eax
add esp, 4
test esi, esi
jne 0x505a68
push edi
call fcn.00588cf7
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push esi
call fcn.004df5f0
push edi
push ebx
push 0x6a
push esi
call fcn.004df620
add esp, 0x18
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x522530
Capabilities:
Encrypt data using curve25519

Disassembly:
push ebx
mov ebx, dword [esp + 0x18]
push edi
mov edi, dword [esp + 0x14]
cmp ebx, 2
je 0x522585
mov eax, dword [esp + 0x10]
test eax, eax
je 0x52257a
push eax
push 0
lea eax, [esp + 0x24]
push eax
push 0
call fcn.004f2c30
add esp, 0x10
cmp dword [esp + 0x1c], 0xffffffff
je 0x52257a
push 0
push 0
push 0x66
push 0x10a
push 0x10
call fcn.004e1850
add esp, 0x14
xor eax, eax
pop edi
pop ebx
ret
test edi, edi
je 0x522560
cmp dword [esp + 0x18], 0x20
jne 0x522560
push esi
push 0x3a
push str.cryptoececx_meth.c
push 0x24
call fcn.004da5e0
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x5225b6
push eax
push eax
push 0x41
push 0x10a
push 0x10
call fcn.004e1850
add esp, 0x14
xor eax, eax
pop esi
pop edi
pop ebx
ret
test ebx, ebx
jne 0x5225cd
push dword [esp + 0x1c]
push edi
push esi
call fcn.00586cd0
add esp, 0xc
jmp 0x522674
push 0x43
push str.cryptoececx_meth.c
push 0x20
call fcn.00505e20
add esp, 0xc
mov dword [esi + 0x20], eax
test eax, eax
jne 0x52260b
push eax
push eax
push 0x41
push 0x10a
push 0x10
call fcn.004e1850
push 0x46
push str.cryptoececx_meth.c
push esi
call fcn.004da3a0
add esp, 0x20
xor eax, eax
pop esi
pop edi
pop ebx
ret
cmp ebx, 2
jne 0x52265a
push 0x20
push eax
call fcn.004e3140
add esp, 8
test eax, eax
jg 0x522644
push 0x4b
push str.cryptoececx_meth.c
push dword [esi + 0x20]
call fcn.00505e10
push 0x4c
push str.cryptoececx_meth.c
push esi
call fcn.004da3a0
add esp, 0x18
xor eax, eax
pop esi
pop edi
pop ebx
ret
mov eax, dword [esi + 0x20]
and byte [eax], 0xf8
mov eax, dword [esi + 0x20]
and byte [eax + 0x1f], 0x7f
mov eax, dword [esi + 0x20]
or byte [eax + 0x1f], 0x40
jmp 0x522668
movups xmm0, xmmword [edi]
movups xmmword [eax], xmm0
movups xmm0, xmmword [edi + 0x10]
movups xmmword [eax + 0x10], xmm0
push dword [esi + 0x20]
push esi
call fcn.0053cfb0
add esp, 8
push esi
push 0x40a
push dword [esp + 0x18]
call fcn.004d0db0
add esp, 0xc
mov eax, 1
pop esi
pop edi
pop ebx
ret
Function at 0x5286e0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 0x14]
cmp dword [esp + 0x18], esi
jne 0x52877d
mov ecx, dword [esp + 0x10]
mov al, byte [ecx]
cmp al, 0x6a
je 0x528701
cmp al, 0x6b
jne 0x52877d
inc ecx
cmp al, 0x6b
jne 0x528745
add esi, 0xfffffffd
xor eax, eax
test esi, esi
jle 0x528722
nop
mov dl, byte [ecx]
inc ecx
cmp dl, 0xba
je 0x528722
cmp dl, 0xbb
jne 0x528728
inc eax
cmp eax, esi
jl 0x528710
sub esi, eax
test eax, eax
jne 0x528748
push 0
push 0
push 0x8a
push 0x80
push 4
call fcn.004e1850
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
add esi, 0xfffffffe
cmp byte [esi + ecx], 0xcc
je 0x52876b
push 0
push 0
push 0x8b
push 0x80
push 4
call fcn.004e1850
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push esi
push ecx
push dword [esp + 0x10]
call fcn.00586cd0
add esp, 0xc
mov eax, esi
pop esi
ret
push 0
push 0
push 0x89
push 0x80
push 4
call fcn.004e1850
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
Function at 0x52bdd0
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.004df5f0
add esp, 8
test esi, esi
jg 0x52be27
je 0x52be09
cmp esi, 0xffffffff
jne 0x52be27
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.0052c010
add esp, 4
test eax, eax
je 0x52be27
push 0xa
push edi
call fcn.004dfd00
add esp, 8
pop edi
mov eax, esi
pop esi
ret

Function at 0x530480
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00585720
push esi
mov esi, dword [esp + 0xc]
push esi
call fcn.004e8ff0
add esp, 4
cmp eax, 0x72
jne 0x5305dd
mov esi, dword [esp + 0x20]
mov eax, dword [esp + 0x14]
push ebp
push edi
mov edi, dword [esp + 0x2c]
mov ebp, eax
push edi
push esi
push dword [esp + 0x2c]
and eax, 1
shr ebp, 1
push dword [esp + 0x2c]
add eax, ebp
push eax
push dword [esp + 0x2c]
mov dword [esp + 0x24], eax
call fcn.004fde30
push eax
call fcn.00530210
add esp, 0x1c
test eax, eax
jne 0x5304e2
pop edi
pop ebp
pop esi
pop ecx
ret
push ebx
push 0xf8
push str.cryptokdf_tls1_prf.c
push edi
call fcn.004da370
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x530537
mov eax, dword [esp + 0x1c]
push edi
push ebx
push dword [esp + 0x30]
add eax, ebp
push dword [esp + 0x30]
push dword [esp + 0x20]
push eax
call fcn.004d1c80
push eax
call fcn.00530210
add esp, 0x1c
test eax, eax
jne 0x53053f
push 0xfd
push str.cryptokdf_tls1_prf.c
push edi
push ebx
call fcn.004da470
add esp, 0x10
pop ebx
pop edi
pop ebp
xor eax, eax
pop esi
pop ecx
ret
xor edx, edx
test edi, edi
je 0x5305be
cmp edi, 0x20
jb 0x53059b
lea eax, [edi - 1]
lea ecx, [esi - 1]
add eax, ebx
add ecx, edi
cmp esi, eax
ja 0x53055c
cmp ecx, ebx
jae 0x53059b
mov ecx, edi
mov ebp, ebx
and ecx, 0xffffffe0
mov eax, esi
sub ebp, esi
nop word [eax + eax]
movups xmm0, xmmword [eax]
lea eax, [eax + 0x20]
movups xmm1, xmmword [eax + ebp - 0x20]
pxor xmm1, xmm0
movups xmmword [eax - 0x20], xmm1
movups xmm1, xmmword [ebx + edx + 0x10]
add edx, 0x20
movups xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movups xmmword [eax - 0x10], xmm1
cmp edx, ecx
jb 0x530570
cmp edx, edi
jae 0x5305be
mov ebp, ebx
lea ecx, [edx + esi]
sub ebp, esi
mov esi, edi
sub esi, edx
nop word [eax + eax]
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub esi, 1
jne 0x5305b0
push 0x102
push str.cryptokdf_tls1_prf.c
push edi
push ebx
call fcn.004da470
add esp, 0x10
mov eax, 1
pop ebx
pop edi
pop ebp
pop esi
pop ecx
ret
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
push esi
call fcn.00530210
add esp, 0x1c
neg eax
sbb eax, eax
neg eax
pop esi
pop ecx
ret
Function at 0x534a00
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x534aec
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x534a7d
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 + 0x5d4a90]
mov byte [edx], al
mov eax, ecx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + 0x5d4a90]
mov byte [edx + 1], al
mov eax, ecx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + 0x5d4a90]
mov byte [edx + 2], al
add edx, 3
and ecx, 0x3f
movzx eax, byte [ecx + 0x5d4a90]
mov byte [edx], al
jmp 0x534ad1
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x534a91
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
movzx ecx, byte [ecx + 0x5d4a90]
mov byte [edx], cl
mov ecx, eax
shr ecx, 0xc
and ecx, 0x3f
movzx ecx, byte [ecx + 0x5d4a90]
mov byte [edx + 1], cl
cmp esi, 1
jne 0x534abb
lea eax, [esi + 0x3c]
jmp 0x534ac8
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + 0x5d4a90]
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 0x534a20
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 0x534cb0
Capabilities:
Generate random numbers via winapi
Get memory capacity

Disassembly:
mov eax, 0x6c
call fcn.00585720
mov eax, dword [0x6019e4]
xor eax, esp
mov dword [esp + 0x68], eax
push 0xf0000040
push 1
push 0
push 0
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x534d26
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x534d1a
mov eax, 8
call fcn.00585720
movsd xmm0, qword [0x5f1f08]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004e3100
add esp, 0x10
push 0
push dword [esp + 4]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
push 0xf0000040
push 0x16
push str.Intel_Hardware_Cryptographic_Service_Provider
push 0
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x534d8a
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x534d7e
mov eax, 8
call fcn.00585720
movsd xmm0, qword [0x5f1f08]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004e3100
add esp, 0x10
push 0
push dword [esp + 4]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
call fcn.00534e10
lea eax, [esp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_GlobalMemoryStatus]
mov eax, 8
call fcn.00585720
movsd xmm0, qword [0x5f1eb8]
lea eax, [esp + 0x10]
movsd qword [esp], xmm0
push 0x20
push eax
call fcn.004e3100
add esp, 0x10
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
mov dword [esp + 4], eax
mov eax, 8
call fcn.00585720
movsd xmm0, qword [0x5f1eb8]
lea eax, [esp + 0xc]
movsd qword [esp], xmm0
push 4
push eax
call fcn.004e3100
mov ecx, dword [esp + 0x78]
add esp, 0x10
xor ecx, esp
mov eax, 1
call fcn.005852a8
add esp, 0x6c
ret
Function at 0x53cfb0
Capabilities:
Encrypt data using curve25519

Disassembly:
mov eax, 0x11c
call fcn.00585720
mov eax, dword [0x6019e4]
xor eax, esp
mov dword [esp + 0x118], eax
mov eax, dword [esp + 0x124]
push esi
mov esi, dword [esp + 0x124]
movups xmm0, xmmword [eax]
movups xmm1, xmmword [eax + 0x10]
movd eax, xmm0
movups xmmword [esp + 0xdc], xmm1
and al, 0xf8
psrldq xmm1, 0xc
movups xmmword [esp + 0xcc], xmm0
mov byte [esp + 0xcc], al
movd eax, xmm1
shr eax, 0x18
and al, 0x3f
or al, 0x40
mov byte [esp + 0xeb], al
lea eax, [esp + 0xcc]
push eax
lea eax, [esp + 0x30]
push eax
call fcn.0053fa80
mov ecx, dword [esp + 0x5c]
mov edx, dword [esp + 0x84]
lea eax, [ecx + edx]
sub edx, ecx
mov ecx, dword [esp + 0x60]
mov dword [esp + 0xfc], edx
mov edx, dword [esp + 0x88]
mov dword [esp + 0xd4], eax
lea eax, [edx + ecx]
sub edx, ecx
mov ecx, dword [esp + 0x64]
mov dword [esp + 0x100], edx
mov edx, dword [esp + 0x8c]
mov dword [esp + 0xd8], eax
lea eax, [edx + ecx]
sub edx, ecx
mov ecx, dword [esp + 0x68]
mov dword [esp + 0x104], edx
mov edx, dword [esp + 0x90]
mov dword [esp + 0xdc], eax
lea eax, [edx + ecx]
sub edx, ecx
mov ecx, dword [esp + 0x6c]
mov dword [esp + 0x108], edx
mov edx, dword [esp + 0x94]
mov dword [esp + 0xe0], eax
lea eax, [edx + ecx]
sub edx, ecx
mov ecx, dword [esp + 0x70]
mov dword [esp + 0x10c], edx
mov edx, dword [esp + 0x98]
mov dword [esp + 0xe4], eax
lea eax, [edx + ecx]
sub edx, ecx
mov ecx, dword [esp + 0x74]
mov dword [esp + 0x110], edx
mov edx, dword [esp + 0x9c]
mov dword [esp + 0xe8], eax
lea eax, [edx + ecx]
sub edx, ecx
mov ecx, dword [esp + 0x78]
mov dword [esp + 0x114], edx
mov edx, dword [esp + 0xa0]
mov dword [esp + 0xec], eax
lea eax, [edx + ecx]
sub edx, ecx
mov ecx, dword [esp + 0x7c]
mov dword [esp + 0x118], edx
mov edx, dword [esp + 0xa4]
mov dword [esp + 0xf0], eax
lea eax, [edx + ecx]
sub edx, ecx
mov ecx, dword [esp + 0x80]
mov dword [esp + 0x11c], edx
mov edx, dword [esp + 0xa8]
mov dword [esp + 0xf4], eax
lea eax, [edx + ecx]
sub edx, ecx
mov dword [esp + 0xf8], eax
mov dword [esp + 0x120], edx
lea eax, [esp + 0xfc]
push eax
lea eax, [esp + 0x10]
push eax
call fcn.0053d750
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0xe0]
push eax
push eax
call fcn.0053d9d0
lea eax, [esp + 0xe8]
push eax
push esi
call fcn.0053f230
mov ecx, dword [esp + 0x140]
add esp, 0x24
pop esi
xor ecx, esp
call fcn.005852a8
add esp, 0x11c
ret
Function at 0x54d6a0
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 0x54d6f5
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 0x54d6e3
mov esi, dword [esp + 0x14]
movzx ebx, byte [ecx + ebp - 1]
cmp ecx, edi
jge 0x54d71a
mov edx, ebp
movzx eax, byte [edx]
lea edx, [edx + 1]
add eax, ebx
movzx eax, al
movzx ebx, byte [eax + 0x5e0af0]
mov byte [ecx + ebp], bl
inc ecx
cmp ecx, edi
jl 0x54d700
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 + 0x5e0af0]
mov byte [esi], cl
test edi, edi
je 0x54d768
nop dword [eax + eax]
movzx eax, byte [esi + ebx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x5e0af0]
mov byte [esi], cl
sub edi, 1
jne 0x54d750
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 0x54d776
pop edi
pop esi
pop ebp
pop ebx
ret