joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4fff90
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.00584ea0
mov edx, dword [esp + 0x28]
push esi
mov esi, dword [esp + 0x24]
test esi, esi
je 0x500117
push ebx
push ebp
mov ebp, dword [esp + 0x24]
push edi
mov edi, dword [esp + 0x2c]
cmp esi, 0x10
jb 0x500010
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 0x4fffd7
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 0x4fffc4
test esi, esi
je 0x50010a
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 0x5000c2
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 0x5000c1
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 0x5000bc
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 0x5000b7
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 0x500050
jmp 0x5000e1
add eax, 3
jmp 0x5000c2
add eax, 2
jmp 0x5000c2
inc eax
cmp eax, 0x10
jae 0x5000e1
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 0x5000d3
push dword [esp + 0x34]
push edi
push edi
call dword [esp + 0x48]
add esp, 0xc
mov edx, edi
cmp esi, 0x10
jbe 0x50010a
sub esi, 0x10
add ebp, 0x10
add edi, 0x10
mov dword [esp + 0x30], esi
test esi, esi
jne 0x500018
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 0x500240
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00584ea0
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 0x50028d
mov edx, dword [esp + 0x30]
test esi, esi
je 0x50028d
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 0x500270
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 0x500347
mov edi, ebx
nop
mov ebx, esi
shr ebx, 4
add edx, ebx
mov dword [esp + 0x24], edx
cmp edx, ebx
jae 0x5002d7
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 0x500329
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 0x500313
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 0x5002c0
mov edi, dword [esp + 0x14]
mov ebx, dword [esp + 0x2c]
test esi, esi
je 0x5003b5
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 0x500392
push ebx
call fcn.00500400
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 0x5003a3
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x500a10
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
mov eax, dword [ebx + 0x38]
or eax, dword [ebx + 0x3c]
je 0x500a24
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 0x500ad9
jb 0x500a49
test eax, eax
jne 0x500ad9
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 0x500a89
nop
test esi, esi
je 0x500a75
mov al, byte [ebp]
dec esi
xor byte [edi + ebx + 0x40], al
inc ebp
inc edi
and edi, 0xf
jne 0x500a60
jmp 0x500a79
test edi, edi
jne 0x500acc
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00501d30
add esp, 8
mov eax, esi
and eax, 0xfffffff0
mov dword [esp + 0x14], eax
je 0x500aae
push eax
push ebp
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00501af0
add ebp, dword [esp + 0x24]
add esp, 0x10
sub esi, dword [esp + 0x14]
test esi, esi
je 0x500acc
xor ecx, ecx
mov edi, esi
test esi, esi
je 0x500acc
nop word [eax + eax]
mov al, byte [ecx + ebp]
xor byte [ebx + ecx + 0x40], al
inc ecx
cmp ecx, esi
jb 0x500ac0
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 0x501d30
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.00584ea0
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 + 0x5c7a28]
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 + 0x5c7a28]
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 + 0x5c7a28]
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 0x501dd0
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 0x505030
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.00529760
push 0x62
push esi
mov edi, eax
mov ebx, 1
call fcn.00586b20
add esp, 0x10
mov ecx, 0x11
test eax, eax
cmove ebx, ecx
test edi, edi
jne 0x5050d6
push edi
push edi
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004e0f80
push 0x5c7ae8
push esi
push 0x5c7aec
push dword [esp + 0x30]
push str.fopen_
push 5
call fcn.004e0770
add esp, 0x2c
call fcn.0058bd31
cmp dword [eax], 2
je 0x5050bb
call fcn.0058bd31
cmp dword [eax], 6
je 0x5050bb
push edi
push edi
push 2
push 0x6d
push 0x20
call fcn.004e0f80
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.004e0f80
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x5c7ab0
call fcn.004df140
mov esi, eax
add esp, 4
test esi, esi
jne 0x5050f8
push edi
call fcn.00588467
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push esi
call fcn.004ded20
push edi
push ebx
push 0x6a
push esi
call fcn.004ded50
add esp, 0x18
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x521c40
Capabilities:
Encrypt data using curve25519

Disassembly:
push ebx
mov ebx, dword [esp + 0x18]
push edi
mov edi, dword [esp + 0x14]
cmp ebx, 2
je 0x521c95
mov eax, dword [esp + 0x10]
test eax, eax
je 0x521c8a
push eax
push 0
lea eax, [esp + 0x24]
push eax
push 0
call fcn.004f22b0
add esp, 0x10
cmp dword [esp + 0x1c], 0xffffffff
je 0x521c8a
push 0
push 0
push 0x66
push 0x10a
push 0x10
call fcn.004e0f80
add esp, 0x14
xor eax, eax
pop edi
pop ebx
ret
test edi, edi
je 0x521c70
cmp dword [esp + 0x18], 0x20
jne 0x521c70
push esi
push 0x3a
push str.cryptoececx_meth.c
push 0x24
call fcn.004d9d10
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x521cc6
push eax
push eax
push 0x41
push 0x10a
push 0x10
call fcn.004e0f80
add esp, 0x14
xor eax, eax
pop esi
pop edi
pop ebx
ret
test ebx, ebx
jne 0x521cdd
push dword [esp + 0x1c]
push edi
push esi
call fcn.00586440
add esp, 0xc
jmp 0x521d84
push 0x43
push str.cryptoececx_meth.c
push 0x20
call fcn.005054b0
add esp, 0xc
mov dword [esi + 0x20], eax
test eax, eax
jne 0x521d1b
push eax
push eax
push 0x41
push 0x10a
push 0x10
call fcn.004e0f80
push 0x46
push str.cryptoececx_meth.c
push esi
call fcn.004d9ad0
add esp, 0x20
xor eax, eax
pop esi
pop edi
pop ebx
ret
cmp ebx, 2
jne 0x521d6a
push 0x20
push eax
call fcn.004e2870
add esp, 8
test eax, eax
jg 0x521d54
push 0x4b
push str.cryptoececx_meth.c
push dword [esi + 0x20]
call fcn.005054a0
push 0x4c
push str.cryptoececx_meth.c
push esi
call fcn.004d9ad0
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 0x521d78
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.0053c720
add esp, 8
push esi
push 0x40a
push dword [esp + 0x18]
call fcn.004d0510
add esp, 0xc
mov eax, 1
pop esi
pop edi
pop ebx
ret
Function at 0x527e00
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 0x14]
cmp dword [esp + 0x18], esi
jne 0x527e9d
mov ecx, dword [esp + 0x10]
mov al, byte [ecx]
cmp al, 0x6a
je 0x527e21
cmp al, 0x6b
jne 0x527e9d
inc ecx
cmp al, 0x6b
jne 0x527e65
add esi, 0xfffffffd
xor eax, eax
test esi, esi
jle 0x527e42
nop
mov dl, byte [ecx]
inc ecx
cmp dl, 0xba
je 0x527e42
cmp dl, 0xbb
jne 0x527e48
inc eax
cmp eax, esi
jl 0x527e30
sub esi, eax
test eax, eax
jne 0x527e68
push 0
push 0
push 0x8a
push 0x80
push 4
call fcn.004e0f80
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
add esi, 0xfffffffe
cmp byte [esi + ecx], 0xcc
je 0x527e8b
push 0
push 0
push 0x8b
push 0x80
push 4
call fcn.004e0f80
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push esi
push ecx
push dword [esp + 0x10]
call fcn.00586440
add esp, 0xc
mov eax, esi
pop esi
ret
push 0
push 0
push 0x89
push 0x80
push 4
call fcn.004e0f80
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
Function at 0x52b500
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.004ded20
add esp, 8
test esi, esi
jg 0x52b557
je 0x52b539
cmp esi, 0xffffffff
jne 0x52b557
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.0052b770
add esp, 4
test eax, eax
je 0x52b557
push 0xa
push edi
call fcn.004df440
add esp, 8
pop edi
mov eax, esi
pop esi
ret

Function at 0x52fbe0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00584ea0
push esi
mov esi, dword [esp + 0xc]
push esi
call fcn.00557870
add esp, 4
cmp eax, 0x72
jne 0x52fd3d
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.004fd500
push eax
call fcn.0052f970
add esp, 0x1c
test eax, eax
jne 0x52fc42
pop edi
pop ebp
pop esi
pop ecx
ret
push ebx
push 0xf8
push str.cryptokdf_tls1_prf.c
push edi
call fcn.004d9aa0
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x52fc97
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.004d13c0
push eax
call fcn.0052f970
add esp, 0x1c
test eax, eax
jne 0x52fc9f
push 0xfd
push str.cryptokdf_tls1_prf.c
push edi
push ebx
call fcn.004d9ba0
add esp, 0x10
pop ebx
pop edi
pop ebp
xor eax, eax
pop esi
pop ecx
ret
xor edx, edx
test edi, edi
je 0x52fd1e
cmp edi, 0x20
jb 0x52fcfb
lea eax, [edi - 1]
lea ecx, [esi - 1]
add eax, ebx
add ecx, edi
cmp esi, eax
ja 0x52fcbc
cmp ecx, ebx
jae 0x52fcfb
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 0x52fcd0
cmp edx, edi
jae 0x52fd1e
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 0x52fd10
push 0x102
push str.cryptokdf_tls1_prf.c
push edi
push ebx
call fcn.004d9ba0
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.0052f970
add esp, 0x1c
neg eax
sbb eax, eax
neg eax
pop esi
pop ecx
ret
Function at 0x534160
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x53424c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x5341dd
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 + 0x5d3a90]
mov byte [edx], al
mov eax, ecx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + 0x5d3a90]
mov byte [edx + 1], al
mov eax, ecx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + 0x5d3a90]
mov byte [edx + 2], al
add edx, 3
and ecx, 0x3f
movzx eax, byte [ecx + 0x5d3a90]
mov byte [edx], al
jmp 0x534231
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x5341f1
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
movzx ecx, byte [ecx + 0x5d3a90]
mov byte [edx], cl
mov ecx, eax
shr ecx, 0xc
and ecx, 0x3f
movzx ecx, byte [ecx + 0x5d3a90]
mov byte [edx + 1], cl
cmp esi, 1
jne 0x53421b
lea eax, [esi + 0x3c]
jmp 0x534228
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + 0x5d3a90]
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 0x534180
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 0x534410
Capabilities:
Generate random numbers via winapi
Get memory capacity

Disassembly:
mov eax, 0x6c
call fcn.00584ea0
mov eax, dword [0x6009e4]
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 0x534486
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x53447a
mov eax, 8
call fcn.00584ea0
movsd xmm0, qword [0x5f0f08]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004e2830
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 0x5344ea
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x5344de
mov eax, 8
call fcn.00584ea0
movsd xmm0, qword [0x5f0f08]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004e2830
add esp, 0x10
push 0
push dword [esp + 4]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
call fcn.00534570
lea eax, [esp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_GlobalMemoryStatus]
mov eax, 8
call fcn.00584ea0
movsd xmm0, qword [0x5f0eb8]
lea eax, [esp + 0x10]
movsd qword [esp], xmm0
push 0x20
push eax
call fcn.004e2830
add esp, 0x10
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
mov dword [esp + 4], eax
mov eax, 8
call fcn.00584ea0
movsd xmm0, qword [0x5f0eb8]
lea eax, [esp + 0xc]
movsd qword [esp], xmm0
push 4
push eax
call fcn.004e2830
mov ecx, dword [esp + 0x78]
add esp, 0x10
xor ecx, esp
mov eax, 1
call fcn.00584a28
add esp, 0x6c
ret
Function at 0x53c720
Capabilities:
Encrypt data using curve25519

Disassembly:
mov eax, 0x11c
call fcn.00584ea0
mov eax, dword [0x6009e4]
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.0053f1f0
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.0053cec0
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0xe0]
push eax
push eax
call fcn.0053d140
lea eax, [esp + 0xe8]
push eax
push esi
call fcn.0053e9a0
mov ecx, dword [esp + 0x140]
add esp, 0x24
pop esi
xor ecx, esp
call fcn.00584a28
add esp, 0x11c
ret
Function at 0x54ce80
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 0x54ced5
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 0x54cec3
mov esi, dword [esp + 0x14]
movzx ebx, byte [ecx + ebp - 1]
cmp ecx, edi
jge 0x54cefa
mov edx, ebp
movzx eax, byte [edx]
lea edx, [edx + 1]
add eax, ebx
movzx eax, al
movzx ebx, byte [eax + 0x5dfaf0]
mov byte [ecx + ebp], bl
inc ecx
cmp ecx, edi
jl 0x54cee0
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 + 0x5dfaf0]
mov byte [esi], cl
test edi, edi
je 0x54cf48
nop dword [eax + eax]
movzx eax, byte [esi + ebx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x5dfaf0]
mov byte [esi], cl
sub edi, 1
jne 0x54cf30
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 0x54cf56
pop edi
pop esi
pop ebp
pop ebx
ret