joyce8/EMBER2024-capa huggingface dataset:
Function at 0x51ed30
Capabilities:
Encrypt data using curve25519

Disassembly:
mov eax, 0x11c
call fcn.00424b90
mov eax, dword [0x5fd098]
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.00521800
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.0051f4d0
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0xe0]
push eax
push eax
call fcn.0051f750
lea eax, [esp + 0xe8]
push eax
push esi
call fcn.00520fb0
mov ecx, dword [esp + 0x140]
add esp, 0x24
pop esi
xor ecx, esp
call fcn.00423fe9
add esp, 0x11c
ret
Function at 0x533a70
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x2c
call fcn.00424b90
mov eax, dword [0x5fd098]
xor eax, esp
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x34]
mov dword [esp], eax
mov eax, dword [esp + 0x3c]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x40]
mov dword [esp + 0x18], eax
push ebx
push ebp
movzx ebx, byte [eax]
lea ebp, [eax + 1]
mov edx, ebp
shl ebx, 0x18
push esi
push edi
mov edi, dword [esp + 0x54]
movzx eax, byte [edx]
movzx ecx, byte [edx + 3]
shl eax, 0x10
or ebx, eax
shl ecx, 0x18
movzx eax, byte [edx + 1]
shl eax, 8
or ebx, eax
mov esi, dword [edi]
movzx eax, byte [edx + 2]
or ebx, eax
mov dword [esp + 0x1c], edi
movzx eax, byte [edx + 4]
shl eax, 0x10
or ecx, eax
mov dword [esp + 0x24], ebp
movzx eax, byte [edx + 6]
mov dword [esp + 0x14], ecx
movzx ecx, byte [edx + 5]
mov edx, dword [esp + 0x14]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x14], ebx
mov eax, ebx
mov byte [esp + 0x2f], bl
shr eax, 0x18
or edx, ecx
mov byte [esp + 0x2c], al
mov eax, ebx
shr eax, 0x10
mov byte [esp + 0x2d], al
mov eax, ebx
shr eax, 8
mov byte [esp + 0x2e], al
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x30], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x31], al
mov eax, edx
shr eax, 8
mov byte [esp + 0x32], al
mov eax, dword [esp + 0x48]
mov dword [esp + 0x18], edx
mov byte [esp + 0x33], dl
test eax, eax
je 0x533c35
mov ecx, dword [esp + 0x10]
mov edi, dword [esp + 0x40]
sub ecx, edi
mov dword [esp + 0x10], ecx
xor ebp, ebp
nop dword [eax]
dec eax
mov dword [esp + 0x48], eax
test esi, esi
jne 0x533bc5
push dword [esp + 0x20]
lea eax, [esp + 0x18]
push eax
call fcn.00533480
mov ebx, dword [esp + 0x1c]
add esp, 8
mov edx, dword [esp + 0x18]
mov eax, ebx
shr eax, 0x18
mov byte [esp + 0x2c], al
mov eax, ebx
mov ecx, dword [esp + 0x10]
shr eax, 0x10
mov byte [esp + 0x2d], al
mov eax, ebx
shr eax, 8
mov byte [esp + 0x2e], al
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x30], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x31], al
mov eax, edx
shr eax, 8
inc ebp
mov byte [esp + 0x2f], bl
mov byte [esp + 0x32], al
mov byte [esp + 0x33], dl
mov al, byte [esp + esi + 0x2c]
inc esi
xor al, byte [edi]
and esi, 7
mov byte [ecx + edi], al
inc edi
mov eax, dword [esp + 0x48]
test eax, eax
jne 0x533b60
test ebp, ebp
mov ebp, dword [esp + 0x24]
je 0x533c1c
mov ecx, dword [esp + 0x28]
mov eax, ebx
shr eax, 0x18
mov byte [ecx], al
mov eax, ebx
shr eax, 0x10
mov byte [ebp], al
mov eax, ebx
shr eax, 8
mov byte [ebp + 1], al
mov eax, edx
shr eax, 0x18
mov byte [ebp + 2], bl
mov byte [ebp + 3], al
mov eax, edx
shr eax, 0x10
mov byte [ebp + 4], al
mov eax, edx
shr eax, 8
mov byte [ebp + 5], al
mov byte [ebp + 6], dl
mov eax, dword [esp + 0x1c]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x28]
xor ecx, esp
call fcn.00423fe9
add esp, 0x2c
ret
mov ecx, dword [esp + 0x38]
mov dword [edi], esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00423fe9
add esp, 0x2c
ret
Function at 0x537740
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00424b90
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 0x53778d
mov edx, dword [esp + 0x30]
test esi, esi
je 0x53778d
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 0x537770
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 0x537847
mov edi, ebx
nop
mov ebx, esi
shr ebx, 4
add edx, ebx
mov dword [esp + 0x24], edx
cmp edx, ebx
jae 0x5377d7
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 0x537829
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 0x537813
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 0x5377c0
mov edi, dword [esp + 0x14]
mov ebx, dword [esp + 0x2c]
test esi, esi
je 0x5378b5
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 0x537892
push ebx
call fcn.00537900
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 0x5378a3
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x537f10
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
mov eax, dword [ebx + 0x38]
or eax, dword [ebx + 0x3c]
je 0x537f24
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 0x537fd9
jb 0x537f49
test eax, eax
jne 0x537fd9
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 0x537f89
nop
test esi, esi
je 0x537f75
mov al, byte [ebp]
dec esi
xor byte [edi + ebx + 0x40], al
inc ebp
inc edi
and edi, 0xf
jne 0x537f60
jmp 0x537f79
test edi, edi
jne 0x537fcc
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00539230
add esp, 8
mov eax, esi
and eax, 0xfffffff0
mov dword [esp + 0x14], eax
je 0x537fae
push eax
push ebp
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00538ff0
add ebp, dword [esp + 0x24]
add esp, 0x10
sub esi, dword [esp + 0x14]
test esi, esi
je 0x537fcc
xor ecx, ecx
mov edi, esi
test esi, esi
je 0x537fcc
nop word [eax + eax]
mov al, byte [ecx + ebp]
xor byte [ebx + ecx + 0x40], al
inc ecx
cmp ecx, esi
jb 0x537fc0
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 0x539230
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.00424b90
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 + 0x5e3548]
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 + 0x5e3548]
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 + 0x5e3548]
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 0x5392d0
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 0x53bcf0
Capabilities:
Contain obfuscated stackstrings
Encode data using xor
Encrypt data using salsa20 or chacha

Disassembly:
mov eax, 0x98
call fcn.00424b90
mov eax, dword [0x5fd098]
xor eax, esp
mov dword [esp + 0x94], eax
mov ecx, dword [esp + 0xa8]
push edi
mov edi, dword [esp + 0xa0]
mov dword [esp + 4], edi
mov eax, dword [ecx]
mov dword [esp + 0x68], eax
mov eax, dword [ecx + 4]
mov dword [esp + 0x6c], eax
mov eax, dword [ecx + 8]
mov dword [esp + 0x70], eax
mov eax, dword [ecx + 0xc]
mov dword [esp + 0x74], eax
mov eax, dword [ecx + 0x10]
mov dword [esp + 0x78], eax
mov eax, dword [ecx + 0x14]
mov dword [esp + 0x7c], eax
mov eax, dword [ecx + 0x18]
mov dword [esp + 0x80], eax
mov eax, dword [ecx + 0x1c]
mov ecx, dword [esp + 0xb0]
mov dword [esp + 0x84], eax
mov dword [esp + 0x58], 0x61707865
mov dword [esp + 0x5c], 0x3320646e
mov eax, dword [ecx]
mov dword [esp + 0x88], eax
mov eax, dword [ecx + 4]
mov dword [esp + 0x8c], eax
mov eax, dword [ecx + 8]
mov dword [esp + 0x90], eax
mov eax, dword [ecx + 0xc]
mov dword [esp + 0x94], eax
mov eax, dword [esp + 0xa8]
mov dword [esp + 0x60], 0x79622d32
mov dword [esp + 0x64], 0x6b206574
test eax, eax
je 0x53beed
push ebx
mov ebx, dword [esp + 0xa8]
push ebp
push esi
nop
mov esi, 0x40
cmp eax, esi
cmovb esi, eax
lea eax, [esp + 0x64]
push eax
lea eax, [esp + 0x28]
mov dword [esp + 0x24], esi
push eax
call fcn.0053bf10
add esp, 8
xor eax, eax
test esi, esi
je 0x53bebc
cmp esi, 0x20
jb 0x53be94
lea edx, [edi - 1]
lea ecx, [esp + esi + 0x23]
add edx, esi
cmp edi, ecx
ja 0x53be0c
lea ecx, [esp + 0x24]
cmp edx, ecx
jae 0x53be94
lea ecx, [ebx - 1]
add ecx, esi
cmp edi, ecx
ja 0x53be19
cmp edx, ebx
jae 0x53be94
mov ebp, esi
lea edx, [edi + 0x10]
lea esi, [esp + 0x24]
mov ecx, ebx
sub ecx, esi
and ebp, 0xffffffe0
mov dword [esp + 0x14], ecx
mov ecx, edi
sub ecx, esi
mov dword [esp + 0x18], ecx
mov ecx, ebx
mov ebx, dword [esp + 0x14]
sub ecx, edi
mov esi, dword [esp + 0x18]
mov edi, ecx
mov dword [esp + 0x1c], ecx
nop word [eax + eax]
movups xmm0, xmmword [esp + eax + 0x24]
lea ecx, [ebx + eax]
movups xmm1, xmmword [esp + ecx + 0x24]
lea ecx, [esi + eax]
lea edx, [edx + 0x20]
pxor xmm1, xmm0
movups xmm0, xmmword [esp + eax + 0x34]
add eax, 0x20
movups xmmword [esp + ecx + 0x24], xmm1
movups xmm1, xmmword [edi + edx - 0x20]
pxor xmm1, xmm0
movups xmmword [edx - 0x20], xmm1
cmp eax, ebp
jb 0x53be50
mov esi, dword [esp + 0x20]
mov edi, dword [esp + 0x10]
mov ebx, dword [esp + 0xb0]
cmp eax, esi
jae 0x53bebc
lea ecx, [esp + 0x24]
mov ebp, edi
sub ebx, ecx
sub ebp, ecx
lea edx, [esp + 0x24]
add edx, eax
inc eax
mov cl, byte [ebx + edx]
xor cl, byte [edx]
mov byte [edx + ebp], cl
cmp eax, esi
jb 0x53bea2
mov ebx, dword [esp + 0xb0]
mov eax, dword [esp + 0xb4]
add edi, esi
inc dword [esp + 0x94]
sub eax, esi
add ebx, esi
mov dword [esp + 0x10], edi
mov dword [esp + 0xb0], ebx
mov dword [esp + 0xb4], eax
test eax, eax
jne 0x53bdc0
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x98]
pop edi
xor ecx, esp
call fcn.00423fe9
add esp, 0x98
ret
Function at 0x53f000
Capabilities:
Encode data using xor

Disassembly:
cmp dword [esp + 0x18], 0
je 0x53f014
mov dword [esp + 0x18], fcn.0053d7e0
jmp fcn.00537490
mov dword [esp + 0x18], fcn.0053ca70
jmp fcn.005371d0
Function at 0x578b70
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xa8
call fcn.00424b90
mov eax, dword [0x5fd098]
xor eax, esp
mov dword [esp + 0xa4], eax
mov eax, dword [esp + 0xac]
push ebx
mov ebx, dword [esp + 0xb8]
push ebp
push esi
mov esi, dword [esp + 0xbc]
xor ebp, ebp
mov dword [esp + 0x2c], eax
push edi
mov eax, dword [esi + 8]
mov dword [esp + 0x10], eax
sub eax, ebx
mov dword [esp + 0x24], eax
cmp dword [esi + 0xc], ebx
jae 0x578bd0
push 0x4d4
push 0x5ee2c4
push str.assertion_failed:_rec__orig_len___md_size
call fcn.004c9490
add esp, 0xc
cmp ebx, 0x40
jbe 0x578bec
push 0x4d5
push 0x5ee2c4
push str.assertion_failed:_md_size___EVP_MAX_MD_SIZE
call fcn.004c9490
add esp, 0xc
mov ecx, dword [esi + 0xc]
lea eax, [esp + 0x34]
neg eax
mov dword [esp + 0x20], ecx
and eax, 0x3f
lea edi, [esp + 0x34]
add edi, eax
lea eax, [ebx + 0x100]
mov dword [esp + 0x2c], edi
cmp ecx, eax
jbe 0x578c1a
mov ebp, ecx
sub ebp, ebx
sub ebp, 0x100
push ebx
xor esi, esi
mov dword [esp + 0x18], 0
push esi
push edi
call fcn.0043bd10
add esp, 0xc
mov dword [esp + 0x18], esi
cmp ebp, dword [esp + 0x20]
jae 0x578ccd
mov eax, dword [esp + 0xc0]
mov ecx, ebp
sub ecx, dword [esp + 0x10]
mov dword [esp + 0x1c], ecx
mov eax, dword [eax + 0x14]
mov dword [esp + 0x28], eax
mov eax, ebp
mov edx, ecx
xor eax, dword [esp + 0x24]
xor edx, dword [esp + 0x10]
lea edi, [eax - 1]
not eax
shr eax, 0x1f
shr edi, 0x1f
and edi, eax
mov eax, ebp
xor eax, dword [esp + 0x10]
neg edi
or edx, eax
mov eax, dword [esp + 0x28]
xor edx, ebp
shr edx, 0x1f
neg edx
mov cl, byte [eax + ebp]
mov eax, edi
or eax, dword [esp + 0x14]
inc ebp
and eax, edx
mov edx, dword [esp + 0x18]
and edi, edx
mov dword [esp + 0x14], eax
and al, cl
or esi, edi
mov edi, dword [esp + 0x2c]
or byte [edx + edi], al
inc edx
mov ecx, edx
mov eax, edx
sub ecx, ebx
xor eax, ebx
xor ecx, ebx
or ecx, eax
xor ecx, edx
shr ecx, 0x1f
neg ecx
and edx, ecx
mov ecx, dword [esp + 0x1c]
inc ecx
mov dword [esp + 0x18], edx
mov dword [esp + 0x1c], ecx
cmp ebp, dword [esp + 0x20]
jb 0x578c55
xor edx, edx
test ebx, ebx
je 0x578d01
mov ebp, dword [esp + 0x30]
mov eax, esi
xor eax, 0x20
mov al, byte [eax + edi]
movzx eax, byte [esi + edi]
inc esi
mov byte [edx + ebp], al
mov ecx, esi
sub ecx, ebx
mov eax, esi
xor ecx, ebx
xor eax, ebx
or ecx, eax
inc edx
xor ecx, esi
shr ecx, 0x1f
neg ecx
and esi, ecx
cmp edx, ebx
jb 0x578cd7
mov ecx, dword [esp + 0xb4]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00423fe9
add esp, 0xa8
ret
Function at 0x579840
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xc
call fcn.00424b90
push ebx
mov ebx, dword [esp + 0x14]
push esi
mov esi, dword [esp + 0x1c]
push edi
mov eax, dword [ebx + 4]
mov edi, dword [esp + 0x28]
inc edi
mov eax, dword [eax + 0x64]
test byte [eax + 0x34], 1
je 0x57988d
mov ecx, dword [esp + 0x24]
mov edx, dword [esi + 8]
lea eax, [edi + ecx]
cmp eax, edx
jbe 0x57987d
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0xc
ret
add dword [esi + 0x14], ecx
sub edx, ecx
add dword [esi + 0x18], ecx
sub dword [esi + 0xc], ecx
mov dword [esi + 8], edx
jmp 0x579892
cmp edi, dword [esi + 8]
ja 0x579874
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
push ebp
push dword [ebx + 0xb0]
mov al, byte [ecx + eax - 1]
movzx ebp, al
mov byte [esp + 0x30], al
mov dword [esp + 0x24], ebp
call fcn.004b68c0
push eax
call fcn.004b2df0
add esp, 8
test eax, 0x200000
je 0x5798d8
or eax, 0xffffffff
sub eax, ebp
add dword [esi + 8], eax
mov eax, 1
pop ebp
pop edi
pop esi
pop ebx
add esp, 0xc
ret
mov edx, dword [esi + 8]
lea ecx, [edi + ebp]
mov ebx, edx
mov dword [esp + 0x10], edx
sub ebx, ecx
mov eax, edx
xor ebx, ecx
xor eax, ecx
or ebx, eax
mov eax, 0x100
xor ebx, edx
shr ebx, 0x1f
dec ebx
cmp edx, eax
cmovb eax, edx
xor edi, edi
mov dword [esp + 0x14], eax
test eax, eax
je 0x579964
mov eax, dword [esi + 0x14]
mov esi, dword [esp + 0x20]
mov edx, esi
mov ebp, dword [esp + 0x10]
shr edx, 0x1f
dec ebp
mov dword [esp + 0x18], edx
add ebp, eax
nop
mov ecx, esi
lea ebp, [ebp - 1]
sub ecx, edi
mov eax, edi
shr ecx, 0x1f
inc edi
shr eax, 0x1f
xor cl, al
xor al, dl
or cl, al
movzx eax, byte [esp + 0x2c]
xor cl, dl
dec cl
movzx edx, cl
movzx ecx, byte [ebp + 1]
xor ecx, eax
and edx, ecx
not edx
and ebx, edx
mov edx, dword [esp + 0x18]
cmp edi, dword [esp + 0x14]
jb 0x579920
mov esi, dword [esp + 0x24]
mov ebp, dword [esp + 0x20]
mov edx, dword [esp + 0x10]
not ebx
movzx eax, bl
lea ecx, [eax - 1]
not eax
shr eax, 0x1f
shr ecx, 0x1f
and ecx, eax
lea eax, [ebp + 1]
neg ecx
and eax, ecx
sub edx, eax
mov eax, ecx
pop ebp
pop edi
mov dword [esi + 8], edx
and eax, 1
not ecx
pop esi
or eax, ecx
pop ebx
add esp, 0xc
ret
Function at 0x57e320
Capabilities:
Send data
Send data on socket

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x20]
cmp dword [eax], 5
je 0x57e33b
push eax
push esi
call fcn.0057e960
add esp, 8
test eax, eax
jle 0x57e383
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.004b2ba0
add esp, 8
test edi, edi
jg 0x57e380
push edi
call fcn.004fae20
add esp, 4
test eax, eax
je 0x57e380
push 0xa
push esi
call fcn.004b3300
add esp, 8
mov eax, edi
pop edi
pop esi
ret
Function at 0x401090
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov dword [ebp - 0xc], str.VirtualProtect
push 0x20
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.GDI32.dll_SetBkColor]
mov dword [ebp - 0x14], str.kernel32.dll
mov ecx, dword [ebp - 0x14]
push ecx
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov dword [ebp - 0x10], eax
mov dword [ebp - 4], 0
mov edx, dword [ebp - 0xc]
push edx
mov eax, dword [ebp - 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [0x7675c0], eax
lea ecx, [ebp - 4]
push ecx
push 0x40
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp + 8]
push eax
call dword [0x7675c0]
xor eax, eax
xor edx, edx
mov esp, ebp
pop ebp
ret

Function at 0x407c74
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x766f20]
jne 0x407c7e
repz ret
jmp fcn.0040bb7c

Function at 0x4084fc
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
push edi
call fcn.00405b55
and dword [ebp - 4], 0
cmp dword [0x767c50], 0
mov ebx, eax
jne 0x4085ad
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x40865e
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxA
push edi
call esi
test eax, eax
je 0x40865e
push eax
call fcn.00405ae3
mov dword [esp], str.GetActiveWindow
push edi
mov dword [0x767c50], eax
call esi
push eax
call fcn.00405ae3
mov dword [esp], str.GetLastActivePopup
push edi
mov dword [0x767c54], eax
call esi
push eax
call fcn.00405ae3
mov dword [esp], str.GetUserObjectInformationA
push edi
mov dword [0x767c58], eax
call esi
push eax
call fcn.00405ae3
pop ecx
mov dword [0x767c60], eax
test eax, eax
je 0x4085ad
push str.GetProcessWindowStation
push edi
call esi
push eax
call fcn.00405ae3
pop ecx
mov dword [0x767c5c], eax
mov eax, dword [0x767c5c]
cmp eax, ebx
je 0x408605
cmp dword [0x767c60], ebx
je 0x408605
push eax
call fcn.00405b5e
push dword [0x767c60]
mov esi, eax
call fcn.00405b5e
pop ecx
pop ecx
mov edi, eax
test esi, esi
je 0x408605
test edi, edi
je 0x408605
call esi
test eax, eax
je 0x4085fc
lea ecx, [ebp - 8]
push ecx
push 0xc
lea ecx, [ebp - 0x14]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x4085fc
test byte [ebp - 0xc], 1
jne 0x408605
or dword [ebp + 0x10], 0x200000
jmp 0x40863e
mov eax, dword [0x767c54]
cmp eax, ebx
je 0x40863e
push eax
call fcn.00405b5e
pop ecx
test eax, eax
je 0x40863e
call eax
mov dword [ebp - 4], eax
test eax, eax
je 0x40863e
mov eax, dword [0x767c58]
cmp eax, ebx
je 0x40863e
push eax
call fcn.00405b5e
pop ecx
test eax, eax
je 0x40863e
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x767c50]
call fcn.00405b5e
pop ecx
test eax, eax
je 0x40865e
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x408660
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret