joyce8/EMBER2024-capa huggingface dataset:
Function at 0x49c230
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.0055dba0
mov eax, dword [0x6807dc]
xor eax, esp
mov dword [esp + 0x470], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
xor ebx, ebx
mov dword [esp + 0x44], ebx
test edi, edi
je 0x49c37a
lea eax, [esp + 0x48]
push eax
push edi
call fcn.005dae51
add esp, 8
test eax, eax
js 0x49c37a
lea eax, [ebx + 8]
call fcn.0055dba0
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.0049bf50
mov esi, dword [ebp + 0xc]
add esp, 0x10
test esi, esi
je 0x49c37a
push 0x6644a4
push edi
call fcn.005d263d
add esp, 8
mov dword [esp + 0x40], eax
test eax, eax
je 0x49c363
test dword [esp + 0x4e], 0x2000
je 0x49c2e2
push ebx
push 4
mov ecx, 0x800
cmp esi, 0xffffffff
push ebx
push eax
cmove esi, ecx
call fcn.005cc636
mov eax, dword [esp + 0x50]
add esp, 0x10
mov edi, 0x400
test esi, esi
jle 0x49c2f0
cmp esi, edi
cmovl edi, esi
push eax
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.005cca43
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x49c344
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.0055dba0
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push edi
push eax
call fcn.0049bf50
add dword [esp + 0x54], ebx
add esp, 0x10
mov eax, dword [esp + 0x40]
test esi, esi
jle 0x49c2e2
sub esi, edi
test esi, esi
jg 0x49c2e2
push dword [esp + 0x40]
call fcn.005cbebe
lea eax, [esp + 0x7c]
push 0x400
push eax
call fcn.004a7340
mov ebx, dword [esp + 0x50]
add esp, 0xc
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.0055cf54
mov esp, ebp
pop ebp
ret
mov ecx, dword [esp + 0x47c]
xor eax, eax
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0055cf54
mov esp, ebp
pop ebp
ret
Function at 0x4a86c0
Capabilities:
Access the windows event log
Write file on windows

Disassembly:
mov eax, 0x108
call fcn.0055dba0
mov eax, dword [0x6807dc]
xor eax, esp
mov dword [esp + 0x104], eax
push esi
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov esi, eax
test esi, esi
je 0x4a875f
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x4a875f
lea eax, [esp + 0x114]
push eax
push 0
push dword [esp + 0x118]
lea eax, [esp + 0x14]
push 0x100
push eax
call fcn.00406170
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.005d14ea
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 + 0x104]
xor ecx, esp
call fcn.0055cf54
add esp, 0x108
ret
lea eax, [esp + 0x114]
push eax
push 0
push dword [esp + 0x118]
lea eax, [esp + 0x14]
push 0xff
push eax
call fcn.00406170
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.005d14ea
add esp, 0x1c
mov byte [esp + 0x107], 0
call fcn.004a8580
test eax, eax
jle 0x4a87f3
push str.OpenSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
mov esi, eax
test esi, esi
je 0x4a8807
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 + 0x104]
xor ecx, esp
call fcn.0055cf54
add esp, 0x108
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 + 0x108]
pop esi
xor ecx, esp
call fcn.0055cf54
add esp, 0x108
ret
Function at 0x4ed970
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 0x14]
cmp dword [esp + 0x18], esi
jne 0x4eda39
mov ecx, dword [esp + 0x10]
mov al, byte [ecx]
cmp al, 0x6a
je 0x4ed991
cmp al, 0x6b
jne 0x4eda39
inc ecx
cmp al, 0x6b
jne 0x4ed9fb
add esi, 0xfffffffd
xor eax, eax
test esi, esi
jle 0x4ed9b2
nop
mov dl, byte [ecx]
inc ecx
cmp dl, 0xba
je 0x4ed9b2
cmp dl, 0xbb
jne 0x4ed9db
inc eax
cmp eax, esi
jl 0x4ed9a0
sub esi, eax
test eax, eax
jne 0x4ed9fe
push 0x83
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.0049edd0
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push 0x7b
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.0049edd0
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
add esi, 0xfffffffe
cmp byte [esi + ecx], 0xcc
je 0x4eda27
push 0x8b
push str..crypto_rsa_rsa_x931.c
push 0x8b
push 0x80
push 4
call fcn.0049edd0
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push esi
push ecx
push dword [esp + 0x10]
call fcn.005c7c40
add esp, 0xc
mov eax, esi
pop esi
ret
push 0x70
push str..crypto_rsa_rsa_x931.c
push 0x89
push 0x80
push 4
call fcn.0049edd0
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
Function at 0x4f5f20
Capabilities:
Encode data using base64

Disassembly:
mov edx, dword [esp + 0xc]
push ebp
xor ebp, ebp
test edx, edx
jle 0x4f6002
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0x18]
inc edi
nop dword [eax + eax]
movzx eax, byte [edi - 1]
cmp edx, 3
jl 0x4f5f93
movzx ecx, byte [edi]
shl eax, 8
or eax, ecx
movzx ecx, byte [edi + 1]
shl eax, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
mov cl, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [esi], cl
mov ecx, eax
shr ecx, 0xc
inc esi
and ecx, 0x3f
mov ebx, esi
mov cl, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [esi], cl
mov ecx, eax
and ecx, 0x3f
shr eax, 6
and eax, 0x3f
mov ch, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov cl, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
jmp 0x4f5fdc
shl eax, 0x10
cmp edx, 2
jne 0x4f5fa3
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
lea ebx, [esi + 1]
shr ecx, 0x12
mov cl, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [esi], cl
mov ecx, eax
shr ecx, 0xc
mov esi, ebx
and ecx, 0x3f
mov cl, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ebx], cl
cmp edx, 1
jne 0x4f5fce
mov cl, 0x3d
jmp 0x4f5fda
shr eax, 6
and eax, 0x3f
mov cl, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov ch, 0x3d
lea eax, [esi + 2]
mov byte [ebx + 1], cl
sub edx, 3
mov byte [eax], ch
add ebp, 4
lea esi, [eax + 1]
add edi, 3
test edx, edx
jg 0x4f5f40
pop edi
mov byte [esi], 0
mov eax, ebp
pop esi
pop ebx
pop ebp
ret
mov eax, dword [esp + 8]
mov byte [eax], 0
mov eax, ebp
pop ebp
ret
Function at 0x4f9680
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x90
call fcn.0055dba0
mov eax, dword [0x6807dc]
xor eax, esp
mov dword [esp + 0x8c], eax
mov edx, dword [esp + 0xa4]
xor ecx, ecx
push ebx
mov ebx, dword [esp + 0xa4]
mov dword [esp + 4], edx
push ebp
mov ebp, dword [esp + 0xa0]
mov dword [esp + 0x10], ebp
push esi
mov esi, dword [esp + 0xa0]
push edi
mov edi, dword [esp + 0xac]
mov eax, dword [esi]
test ebx, ebx
je 0x4f96ec
cmp ebx, eax
je 0x4f96e3
test ebp, ebp
je 0x4f9869
test edi, edi
js 0x4f9869
mov ecx, 1
mov dword [esi], ebx
jmp 0x4f96f6
test eax, eax
je 0x4f9869
mov ebx, eax
test ebp, ebp
je 0x4f9860
push ebx
call fcn.004ac9c0
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x4f972a
push str.j____int_sizeof_ctx__key_
push 0x74
push str..cryptohmachmac.c
call fcn.004a8820
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, edi
jge 0x4f977b
push dword [esp + 0x10]
lea ebp, [esi + 4]
push ebx
push ebp
call fcn.00497f00
add esp, 0xc
test eax, eax
je 0x4f9869
push edi
push dword [esp + 0x1c]
push ebp
call fcn.004980a0
add esp, 0xc
test eax, eax
je 0x4f9869
lea eax, [esi + 0x4c]
push eax
lea eax, [esi + 0x50]
push eax
push ebp
call fcn.00497e60
add esp, 0xc
test eax, eax
je 0x4f9869
mov edi, dword [esi + 0x4c]
jmp 0x4f9798
cmp edi, 0x80
ja 0x4f9869
push edi
lea eax, [esi + 0x50]
push ebp
push eax
call fcn.005c7c40
add esp, 0xc
mov dword [esi + 0x4c], edi
cmp edi, 0x80
je 0x4f97b8
mov eax, 0x80
sub eax, edi
push eax
lea eax, [esi + 0x50]
add eax, edi
push 0
push eax
call fcn.005c81c0
add esp, 0xc
mov edx, dword [esp + 0x10]
xor ecx, ecx
nop
mov al, byte [esi + ecx + 0x50]
xor al, 0x36
mov byte [esp + ecx + 0x1c], al
inc ecx
cmp ecx, 0x80
jl 0x4f97c0
push edx
lea edi, [esi + 0x1c]
push ebx
push edi
call fcn.00497f00
add esp, 0xc
test eax, eax
je 0x4f9869
push ebx
call fcn.004ac9c0
push eax
lea eax, [esp + 0x24]
push eax
push edi
call fcn.004980a0
add esp, 0x10
test eax, eax
je 0x4f9869
xor ecx, ecx
mov al, byte [esi + ecx + 0x50]
xor al, 0x5c
mov byte [esp + ecx + 0x1c], al
inc ecx
cmp ecx, 0x80
jl 0x4f9804
push dword [esp + 0x10]
lea edi, [esi + 0x34]
push ebx
push edi
call fcn.00497f00
add esp, 0xc
test eax, eax
je 0x4f9869
push ebx
call fcn.004ac9c0
push eax
lea eax, [esp + 0x24]
push eax
push edi
call fcn.004980a0
add esp, 0x10
test eax, eax
je 0x4f9869
lea eax, [esi + 0x1c]
push eax
lea eax, [esi + 4]
push eax
call fcn.004982b0
add esp, 8
test eax, eax
je 0x4f9869
mov eax, 1
jmp 0x4f986b
test ecx, ecx
je 0x4f9845
jmp 0x4f97bc
xor eax, eax
mov ecx, dword [esp + 0x9c]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0055cf54
add esp, 0x90
ret
Function at 0x4fab00
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x6c
call fcn.0055dba0
mov eax, dword [0x6807dc]
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.00498450
lea eax, [esp + 0x24]
push ebp
push eax
call fcn.004982b0
add esp, 0xc
test eax, eax
je 0x4fac02
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x28]
push eax
call fcn.00497e60
add esp, 0xc
test eax, eax
je 0x4fac02
lea eax, [esp + 0x20]
push eax
call fcn.004980b0
mov esi, dword [ebp]
add esp, 4
test byte [esi + 0xc], 4
je 0x4fac20
push edi
call fcn.00498cd0
push ebx
push edi
mov dword [esp + 0x1c], eax
call fcn.004acc60
mov esi, eax
add esp, 0xc
test esi, esi
je 0x4fac02
push esi
call fcn.00501140
add esp, 4
test eax, eax
jle 0x4fac02
push dword [ebp]
push ebx
push 1
push 0xf8
push 0xffffffffffffffff
push esi
call fcn.004aca00
add esp, 0x18
test eax, eax
jle 0x4fac02
push dword [esp + 0x1c]
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x18]
push eax
push dword [esp + 0x24]
push esi
call fcn.00501050
add esp, 0x14
test eax, eax
jle 0x4fac02
mov ecx, dword [esp + 0x14]
mov ebx, 1
mov eax, dword [esp + 0x10]
mov dword [ecx], eax
push esi
call fcn.004acc00
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0055cf54
add esp, 0x6c
ret
xor eax, eax
lea ecx, [esi + 0x2c]
mov edx, dword [ecx]
test edx, edx
je 0x4fac38
cmp dword [edi], edx
je 0x4fac62
inc eax
add ecx, 4
cmp eax, 4
jl 0x4fac25
push 0x7b
push str..cryptoevpp_sign.c
push 0x6e
push 0x6b
push 6
call fcn.0049edd0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0055cf54
add esp, 0x6c
ret
mov eax, dword [esi + 0x24]
test eax, eax
jne 0x4fac96
push 0x80
push str..cryptoevpp_sign.c
push 0x68
push 0x6b
push 6
call fcn.0049edd0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0055cf54
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.0055cf54
add esp, 0x6c
ret
Function at 0x4fc240
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
jmp 0x50db80
push ebp
mov ebp, dword [esp + 0x10]
push ebp
push dword [esp + 0x10]
push dword [esp + 0x10]
call fcn.0050dd90
add esp, 0xc
test eax, eax
js 0x50dd89
mov eax, dword [ebp + 0xf0]
push ebx
push esi
push edi
lea edi, [eax*4]
xor ebx, ebx
test edi, edi
jle 0x50dc06
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 0x50dbc0
mov eax, dword [ebp + 0xf0]
mov edi, 1
cmp eax, edi
jle 0x50dd84
lea esi, [ebp + 4]
movzx eax, byte [esi + 0xd]
lea esi, [esi + 0x10]
mov edx, dword [esi - 4]
inc edi
movzx ecx, byte [eax*4 + 0x639cf0]
mov eax, edx
shr eax, 0x18
mov ecx, dword [ecx*4 + 0x63b0f0]
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63a8f0]
movzx eax, byte [esi - 2]
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63acf0]
movzx eax, dl
mov edx, dword [esi]
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63b4f0]
mov eax, edx
shr eax, 0x10
movzx eax, al
mov dword [esi - 4], ecx
movzx ecx, byte [eax*4 + 0x639cf0]
mov eax, edx
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x63acf0]
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63b0f0]
mov eax, edx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63a8f0]
movzx eax, dl
mov edx, dword [esi + 4]
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63b4f0]
mov eax, edx
shr eax, 0x10
movzx eax, al
mov dword [esi], ecx
movzx ecx, byte [eax*4 + 0x639cf0]
mov eax, edx
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x63acf0]
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63b0f0]
mov eax, edx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63a8f0]
movzx eax, dl
mov edx, dword [esi + 8]
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63b4f0]
mov eax, edx
shr eax, 0x10
movzx eax, al
mov dword [esi + 4], ecx
movzx ecx, byte [eax*4 + 0x639cf0]
mov eax, edx
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x63acf0]
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63b0f0]
mov eax, edx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63a8f0]
movzx eax, dl
movzx eax, byte [eax*4 + 0x639cf0]
xor ecx, dword [eax*4 + 0x63b4f0]
mov dword [esi + 8], ecx
cmp edi, dword [ebp + 0xf0]
jl 0x50dc16
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
Function at 0x5025f0
Capabilities:
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x10c], 0xffffffff
jne 0x502602
xor eax, eax
pop edi
ret
push ebp
push esi
push edi
call fcn.0049b7a0
mov ecx, dword [esp + 0x1c]
add esp, 4
mov ebp, dword [esp + 0x14]
mov esi, eax
mov dword [ecx], esi
test ebp, ebp
je 0x5026c5
mov ecx, dword [edi + 0x10c]
push ebx
cmp ecx, esi
jne 0x502656
test esi, esi
jle 0x5026a4
mov edx, ebp
lea ecx, [edi + 0x8c]
mov ebx, esi
nop word [eax + eax]
mov al, byte [ecx + 0x60]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub ebx, 1
jne 0x502640
jmp 0x5026a4
sub eax, ecx
mov byte [ecx + edi + 0xec], 0x80
cmp eax, 1
jle 0x50267a
dec eax
push eax
lea eax, [edi + 0xed]
add eax, ecx
push 0
push eax
call fcn.005c81c0
add esp, 0xc
test esi, esi
jle 0x5026a4
mov edx, ebp
lea ecx, [edi + 0xac]
mov ebx, esi
nop dword [eax + eax]
mov al, byte [ecx + 0x40]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub ebx, 1
jne 0x502690
push esi
push ebp
push ebp
push edi
call fcn.004ac980
add esp, 0x10
pop ebx
test eax, eax
jne 0x5026c5
push esi
push ebp
call fcn.004a7340
add esp, 8
xor eax, eax
pop esi
pop ebp
pop edi
ret
pop esi
pop ebp
mov eax, 1
pop edi
ret
Function at 0x505560
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x70
call fcn.0055dba0
mov eax, dword [0x6807dc]
xor eax, esp
mov dword [esp + 0x6c], eax
cmp dword [esp + 0x88], 0x40000000
mov eax, dword [esp + 0x7c]
mov dword [esp + 8], eax
mov eax, dword [esp + 0x84]
push ebp
mov ebp, dword [esp + 0x78]
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x90]
push esi
mov dword [esp + 0xc], eax
mov dword [esp + 0x14], 0
ja 0x505737
mov esi, dword [esp + 0x80]
cmp esi, 0x40000000
ja 0x505737
cmp dword [esp + 0x88], 0x40000000
ja 0x505737
push ebx
push edi
push eax
call fcn.004ac9d0
mov edi, eax
lea eax, [esp + 0x28]
push eax
call fcn.00498450
push 0
push dword [esp + 0x20]
lea eax, [esp + 0x34]
mov ebx, 1
push eax
call fcn.00497f00
push dword [esp + 0xa4]
lea eax, [esp + 0x3c]
mov dword [esp + 0x28], 0x1000000
push dword [esp + 0x30]
push eax
call fcn.004980a0
add esp, 0x20
test eax, eax
je 0x505713
push 4
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.004980a0
add esp, 0xc
test eax, eax
je 0x505713
push dword [esp + 0x98]
lea eax, [esp + 0x28]
push dword [esp + 0x24]
push eax
call fcn.004980a0
add esp, 0xc
test eax, eax
je 0x505713
push 0
cmp esi, edi
jb 0x5056db
lea eax, [esp + 0x28]
push ebp
push eax
call fcn.00497e30
add esp, 0xc
test eax, eax
je 0x505713
sub esi, edi
je 0x50570b
push 0
push dword [esp + 0x18]
lea eax, [esp + 0x2c]
add ebp, edi
push eax
inc ebx
call fcn.00497f00
push dword [esp + 0x9c]
mov eax, ebx
mov byte [esp + 0x23], bl
push dword [esp + 0x28]
shr eax, 8
mov byte [esp + 0x26], al
mov eax, ebx
shr eax, 0x10
mov byte [esp + 0x25], al
mov eax, ebx
shr eax, 0x18
mov byte [esp + 0x24], al
lea eax, [esp + 0x38]
push eax
call fcn.004980a0
add esp, 0x18
test eax, eax
jne 0x505627
jmp 0x505713
lea eax, [esp + 0x40]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.00497e30
add esp, 0xc
test eax, eax
je 0x505713
push esi
lea eax, [esp + 0x40]
push eax
push ebp
call fcn.005c7c40
lea eax, [esp + 0x48]
push edi
push eax
call fcn.004a7340
add esp, 0x14
mov dword [esp + 0x1c], 1
lea eax, [esp + 0x24]
push eax
call fcn.004980b0
mov eax, dword [esp + 0x20]
add esp, 4
pop edi
pop ebx
pop esi
pop ebp
mov ecx, dword [esp + 0x6c]
xor ecx, esp
call fcn.0055cf54
add esp, 0x70
ret
mov ecx, dword [esp + 0x74]
xor eax, eax
pop esi
pop ebp
xor ecx, esp
call fcn.0055cf54
add esp, 0x70
ret
Function at 0x50aa30
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x28
call fcn.0055dba0
mov eax, dword [0x6807dc]
xor eax, esp
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x30]
mov dword [esp], eax
mov eax, dword [esp + 0x38]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x3c]
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 + 0x50]
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 + 0x14], 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 + 0x2c], ecx
movzx ecx, byte [edx + 5]
mov edx, dword [esp + 0x2c]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x18], 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 + 0x44]
mov dword [esp + 0x1c], edx
mov byte [esp + 0x33], dl
test eax, eax
je 0x50abf5
mov ecx, dword [esp + 0x10]
mov edi, dword [esp + 0x3c]
sub ecx, edi
mov dword [esp + 0x10], ecx
xor ebp, ebp
nop dword [eax]
dec eax
mov dword [esp + 0x44], eax
test esi, esi
jne 0x50ab85
push dword [esp + 0x20]
lea eax, [esp + 0x1c]
push eax
call fcn.0050a460
mov ebx, dword [esp + 0x20]
add esp, 8
mov edx, dword [esp + 0x1c]
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 + 0x44]
test eax, eax
jne 0x50ab20
test ebp, ebp
mov ebp, dword [esp + 0x24]
je 0x50abdc
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 + 0x14]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.0055cf54
add esp, 0x28
ret
mov ecx, dword [esp + 0x34]
mov dword [edi], esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0055cf54
add esp, 0x28
ret
Function at 0x50e830
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.0055dba0
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x14]
push esi
mov esi, dword [esp + 0x20]
push edi
mov edi, dword [esp + 0x34]
mov edi, dword [edi]
mov dword [esp + 0x14], edi
test edi, edi
je 0x50e879
mov ecx, dword [esp + 0x30]
nop dword [eax]
test esi, esi
je 0x50e879
mov al, byte [edi + ecx]
dec esi
xor al, byte [ebp]
inc edi
mov byte [ebx], al
inc ebp
inc ebx
and edi, 0xf
mov dword [esp + 0x14], edi
jne 0x50e860
mov ecx, dword [esp + 0x2c]
movzx edx, byte [ecx + 0xc]
movzx eax, byte [ecx + 0xd]
shl edx, 8
or edx, eax
movzx eax, byte [ecx + 0xe]
shl edx, 8
or edx, eax
movzx eax, byte [ecx + 0xf]
shl edx, 8
or edx, eax
mov dword [esp + 0x24], edx
cmp esi, 0x10
jb 0x50e948
mov edi, ecx
nop dword [eax + eax]
mov ecx, esi
shr ecx, 4
push edi
push dword [esp + 0x2c]
lea eax, [ecx + edx]
neg edx
cmp eax, ecx
cmovae edx, ecx
mov dword [esp + 0x18], edx
xor edx, edx
push dword [esp + 0x18]
cmp eax, ecx
push ebx
cmovae edx, eax
push ebp
mov dword [esp + 0x38], edx
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 0x50e926
mov edx, 0xc
mov eax, 1
nop dword [eax]
movzx ecx, byte [edx + edi - 1]
dec edx
add eax, ecx
mov byte [edx + edi], al
shr eax, 8
test edx, edx
jne 0x50e910
mov edx, dword [esp + 0x24]
mov eax, dword [esp + 0x10]
shl eax, 4
sub esi, eax
add ebx, eax
add ebp, eax
cmp esi, 0x10
jae 0x50e8b0
mov edi, dword [esp + 0x14]
mov ecx, dword [esp + 0x2c]
mov dword [esp + 0x24], edx
test esi, esi
je 0x50e9b6
mov eax, dword [esp + 0x30]
xorps xmm0, xmm0
push ecx
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
mov edx, dword [esp + 0x2c]
inc ecx
mov eax, ecx
shr eax, 0x18
mov byte [edx + 0xc], al
mov eax, ecx
shr eax, 0x10
mov byte [edx + 0xd], al
mov eax, ecx
shr eax, 8
mov byte [edx + 0xe], al
mov byte [edx + 0xf], cl
test ecx, ecx
jne 0x50e997
push edx
call fcn.0050ea00
add esp, 4
mov eax, dword [esp + 0x30]
sub ebp, eax
sub ebx, eax
lea ecx, [edi + eax]
add edi, esi
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ebx + ecx - 1], al
sub esi, 1
jne 0x50e9a4
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret