joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4aca90
Capabilities:
Access the windows event log

Disassembly:
mov eax, 0x10c
call fcn.0044e6b0
mov eax, dword [0x55b008]
xor eax, esp
mov dword [esp + 0x108], eax
push esi
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
test eax, eax
je 0x4acb03
push eax
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x4acb03
mov esi, dword [esp + 0x114]
call fcn.00508980
lea ecx, [esp + 0x118]
add eax, 8
push ecx
push 0
push esi
push eax
call fcn.00418040
push dword [eax + 4]
push dword [eax]
call fcn.00432ae6
add esp, 0x18
pop esi
mov ecx, dword [esp + 0x108]
xor ecx, esp
call fcn.0041e191
add esp, 0x10c
ret
lea eax, [esp + 0x118]
push eax
push 0
push dword [esp + 0x11c]
lea eax, [esp + 0x14]
push 0xff
push eax
call fcn.00418040
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.00432b84
add esp, 0x1c
mov byte [esp + 0x107], 0
call dword [sym.imp.KERNEL32.dll_GetVersion]
cmp eax, 0x80000000
jae 0x4acba0
call fcn.004ac950
test eax, eax
jle 0x4acba0
push str.OPENSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
push 0
mov esi, eax
lea eax, [esp + 0xc]
mov dword [esp + 8], eax
lea eax, [esp + 8]
push eax
push 0
push 1
push 0
push 0
push 0
push 1
push esi
call dword [sym.imp.ADVAPI32.dll_ReportEventA]
push esi
call dword [sym.imp.ADVAPI32.dll_DeregisterEventSource]
pop esi
mov ecx, dword [esp + 0x108]
xor ecx, esp
call fcn.0041e191
add esp, 0x10c
ret
push 0x10
push str.OpenSSL:_FATAL
lea eax, [esp + 0x10]
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [esp + 0x10c]
pop esi
xor ecx, esp
call fcn.0041e191
add esp, 0x10c
ret

Function at 0x4acd10
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.004a0480
add esp, 8
test esi, esi
jg 0x4acd67
je 0x4acd49
cmp esi, 0xffffffff
jne 0x4acd67
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004acfa0
add esp, 4
test eax, eax
je 0x4acd67
push 0xa
push edi
call fcn.004a0b80
add esp, 8
pop edi
mov eax, esi
pop esi
ret
Function at 0x4b33e0
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x20
call fcn.0044e6b0
mov eax, dword [0x55b008]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0xc]
push esi
push edi
mov edi, dword [ebp + 8]
mov ecx, edi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4b3405
push 0
sub ecx, edx
mov dword [ebp - 0x1c], 8
push 0
lea eax, [ecx + 1]
push eax
push edi
push 8
push 0xfde9
mov dword [ebp - 0x18], eax
call dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
mov esi, eax
test esi, esi
jg 0x4b3470
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x3ec
jne 0x4b3463
push 0
push 0
push dword [ebp - 0x18]
mov dword [ebp - 0x1c], 0
push edi
push 0
push 0xfde9
call dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
mov esi, eax
test esi, esi
jg 0x4b3470
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x459
jmp 0x4b34ec
lea eax, [esi + esi]
call fcn.0044f020
mov eax, esp
push esi
mov esi, dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
push eax
push dword [ebp - 0x18]
mov dword [ebp - 0x20], eax
push edi
push dword [ebp - 0x1c]
push 0xfde9
call esi
test eax, eax
je 0x4b354b
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4b34a0
push 8
sub ecx, edx
lea eax, [ebp - 0x14]
push eax
lea eax, [ecx + 1]
push eax
push ebx
push 0
push 0xfde9
call esi
test eax, eax
je 0x4b354b
lea eax, [ebp - 0x14]
push eax
push dword [ebp - 0x20]
call fcn.0043d3ca
mov esi, eax
add esp, 8
test esi, esi
jne 0x4b34fe
call fcn.00436859
cmp dword [eax], 2
je 0x4b34ee
call fcn.00436859
cmp dword [eax], 9
jne 0x4b354b
push ebx
push edi
call fcn.0043d3ec
mov esi, eax
add esp, 8
test esi, esi
je 0x4b354b
push 0x55edb8
call fcn.004a0850
mov edi, eax
add esp, 4
test edi, edi
jne 0x4b351f
push esi
call fcn.0043c11b
add esp, 4
jmp 0x4b35b3
push 0
push edi
call fcn.004a0480
push esi
push 1
push 0x6a
push edi
call fcn.004a04b0
add esp, 0x18
mov eax, edi
lea esp, [ebp - 0x2c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041e191
mov esp, ebp
pop ebp
ret
push 0xa9
push str..crypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004a98d0
push 0x5215ec
push ebx
push 0x537b54
push edi
push str.fopen_
push 5
call fcn.004a8eb0
add esp, 0x2c
call fcn.00436859
cmp dword [eax], 2
jne 0x4b359b
push 0xac
push str..crypto_bio_bss_file.c
push 0x80
jmp 0x4b35a7
push 0xae
push str..crypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.004a98d0
add esp, 0x14
xor eax, eax
lea esp, [ebp - 0x2c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041e191
mov esp, ebp
pop ebp
ret
Function at 0x4b5be0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x6c
call fcn.0044e6b0
mov eax, dword [0x55b008]
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.004af690
lea eax, [esp + 0x24]
push ebp
push eax
call fcn.004af4f0
add esp, 0xc
test eax, eax
je 0x4b5ce2
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x28]
push eax
call fcn.004af1e0
add esp, 0xc
test eax, eax
je 0x4b5ce2
lea eax, [esp + 0x20]
push eax
call fcn.004af430
mov esi, dword [ebp]
add esp, 4
test byte [esi + 0xc], 4
je 0x4b5d00
push edi
call fcn.004a43d0
push ebx
push edi
mov dword [esp + 0x1c], eax
call fcn.004b7380
mov esi, eax
add esp, 0xc
test esi, esi
je 0x4b5ce2
push esi
call fcn.004b7990
add esp, 4
test eax, eax
jle 0x4b5ce2
push dword [ebp]
push ebx
push 1
push 0xf8
push 0xffffffffffffffff
push esi
call fcn.004b7120
add esp, 0x18
test eax, eax
jle 0x4b5ce2
push dword [esp + 0x1c]
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x18]
push eax
push dword [esp + 0x24]
push esi
call fcn.004b78b0
add esp, 0x14
test eax, eax
jle 0x4b5ce2
mov ecx, dword [esp + 0x14]
mov ebx, 1
mov eax, dword [esp + 0x10]
mov dword [ecx], eax
push esi
call fcn.004b7310
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0041e191
add esp, 0x6c
ret
xor eax, eax
lea ecx, [esi + 0x2c]
mov edx, dword [ecx]
test edx, edx
je 0x4b5d18
cmp dword [edi], edx
je 0x4b5d42
inc eax
add ecx, 4
cmp eax, 4
jl 0x4b5d05
push 0x7f
push str..cryptoevpp_sign.c
push 0x6e
push 0x6b
push 6
call fcn.004a98d0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0041e191
add esp, 0x6c
ret
mov eax, dword [esi + 0x24]
test eax, eax
jne 0x4b5d76
push 0x85
push str..cryptoevpp_sign.c
push 0x68
push 0x6b
push 6
call fcn.004a98d0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0041e191
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.0041e191
add esp, 0x6c
ret
Function at 0x4bdd50
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.0044e6b0
mov eax, dword [0x55b008]
xor eax, esp
mov dword [esp + 0x88], eax
mov ecx, dword [esp + 0x94]
push ebx
push ebp
mov ebp, dword [esp + 0xa8]
push esi
mov esi, dword [esp + 0x9c]
push edi
mov edi, dword [esp + 0xac]
mov edx, edi
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], ebp
test edi, edi
je 0x4bdd9a
mov dword [esi], edi
jmp 0x4bdd9c
mov edi, dword [esi]
xor eax, eax
test edx, edx
setne al
test ecx, ecx
je 0x4bdf26
push edi
call fcn.004b8310
mov ebp, eax
add esp, 4
cmp ebp, 0x80
jle 0x4bddd2
push str.j____int_sizeof_ctx__key_
push 0x68
push str..cryptohmachmac.c
call fcn.004acbd0
add esp, 0xc
mov ebx, dword [esp + 0xa8]
cmp ebp, ebx
jge 0x4bde2a
push dword [esp + 0x10]
lea ebp, [esi + 4]
push edi
push ebp
call fcn.004af280
add esp, 0xc
test eax, eax
je 0x4bdf22
push ebx
push dword [esp + 0x18]
push ebp
call fcn.004af420
add esp, 0xc
test eax, eax
je 0x4bdf22
lea ebp, [esi + 0x4c]
push ebp
lea eax, [esi + 0x50]
push eax
lea eax, [esi + 4]
push eax
call fcn.004af1e0
add esp, 0xc
test eax, eax
je 0x4bdf22
jmp 0x4bde61
test ebx, ebx
js 0x4bde36
cmp ebx, 0x80
jle 0x4bde4a
push str.len_0__len__int_sizeof_ctx__key_
push 0x75
push str..cryptohmachmac.c
call fcn.004acbd0
add esp, 0xc
push ebx
push dword [esp + 0x18]
lea eax, [esi + 0x50]
push eax
call fcn.0042b7b0
lea ebp, [esi + 0x4c]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x4bde84
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x50]
add eax, ecx
push 0
push eax
call fcn.0042ce60
add esp, 0xc
mov ebp, dword [esp + 0x10]
xor ecx, ecx
nop word [eax + eax]
mov al, byte [esi + ecx + 0x50]
xor al, 0x36
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x4bde90
push ebp
lea ebx, [esi + 0x1c]
push edi
push ebx
call fcn.004af280
add esp, 0xc
test eax, eax
je 0x4bdf22
push edi
call fcn.004b8310
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004af420
add esp, 0x10
test eax, eax
je 0x4bdf22
xor ecx, ecx
mov al, byte [esi + ecx + 0x50]
xor al, 0x5c
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x4bded0
push ebp
lea ebx, [esi + 0x34]
push edi
push ebx
call fcn.004af280
add esp, 0xc
test eax, eax
je 0x4bdf22
push edi
call fcn.004b8310
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004af420
add esp, 0x10
test eax, eax
je 0x4bdf22
lea eax, [esi + 0x1c]
push eax
lea eax, [esi + 4]
push eax
call fcn.004af4f0
add esp, 8
test eax, eax
jne 0x4bdf2f
xor eax, eax
jmp 0x4bdf34
test eax, eax
je 0x4bdf0e
jmp 0x4bde88
mov eax, 1
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0041e191
add esp, 0x8c
ret
Function at 0x4d67e0
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x4d68cc
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x4d685d
movzx ecx, byte [edi - 1]
movzx eax, byte [edi]
shl ecx, 8
or ecx, eax
movzx eax, byte [edi + 1]
shl ecx, 8
or ecx, eax
mov eax, ecx
shr eax, 0x12
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
mov eax, ecx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], al
mov eax, ecx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
and ecx, 0x3f
movzx eax, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
jmp 0x4d68b1
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x4d6871
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], cl
mov ecx, eax
shr ecx, 0xc
and ecx, 0x3f
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], cl
cmp esi, 1
jne 0x4d689b
lea eax, [esi + 0x3c]
jmp 0x4d68a8
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
mov byte [edx], 0x3d
sub esi, 3
add ebx, 4
add edi, 3
inc edx
test esi, esi
jg 0x4d6800
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 0x4de7f4
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x34
call fcn.0044e6b0
mov eax, dword [0x55b008]
xor eax, esp
mov dword [esp + 0x30], eax
mov eax, dword [esp + 0x3c]
mov dword [esp], eax
mov eax, dword [esp + 0x44]
mov dword [esp + 0x18], eax
mov eax, dword [esp + 0x48]
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x4c]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x50]
mov dword [esp + 0x20], eax
push ebx
push ebp
movzx ebx, byte [eax]
push esi
push edi
lea edi, [eax + 1]
mov ebp, dword [esp + 0x64]
mov edx, edi
mov dword [esp + 0x1c], ebp
mov dword [esp + 0x2c], edi
mov esi, dword [ebp]
movzx eax, byte [edx]
shl eax, 8
or ebx, eax
movzx ecx, byte [edx + 3]
movzx eax, byte [edx + 1]
shl eax, 0x10
or ebx, eax
movzx eax, byte [edx + 2]
shl eax, 0x18
or ebx, eax
movzx eax, byte [edx + 4]
shl eax, 8
or ecx, eax
mov byte [esp + 0x34], bl
movzx eax, byte [edx + 5]
mov dword [esp + 0x14], ecx
movzx ecx, byte [edx + 6]
mov edx, dword [esp + 0x14]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x14], ebx
mov eax, ebx
shl ecx, 0x10
shr eax, 8
or edx, ecx
mov byte [esp + 0x35], al
mov eax, ebx
shr eax, 0x10
mov byte [esp + 0x36], al
mov eax, ebx
shr eax, 0x18
mov byte [esp + 0x37], al
mov eax, edx
shr eax, 8
mov byte [esp + 0x39], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x3a], al
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x3b], al
mov eax, dword [esp + 0x50]
mov dword [esp + 0x18], edx
mov byte [esp + 0x38], dl
test eax, eax
je 0x4de9cd
mov ecx, dword [esp + 0x10]
mov ebp, dword [esp + 0x48]
sub ecx, ebp
mov dword [esp + 0x10], ecx
xor edi, edi
nop word [eax + eax]
dec eax
mov dword [esp + 0x50], eax
test esi, esi
jne 0x4de95d
push dword [esp + 0x20]
lea eax, [esp + 0x18]
push dword [esp + 0x28]
push dword [esp + 0x30]
push eax
call fcn.00402980
mov ebx, dword [esp + 0x24]
add esp, 0x10
mov edx, dword [esp + 0x18]
mov eax, ebx
shr eax, 8
mov byte [esp + 0x35], al
mov eax, ebx
mov ecx, dword [esp + 0x10]
shr eax, 0x10
mov byte [esp + 0x36], al
mov eax, ebx
shr eax, 0x18
mov byte [esp + 0x37], al
mov eax, edx
shr eax, 8
mov byte [esp + 0x39], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x3a], al
mov eax, edx
shr eax, 0x18
inc edi
mov byte [esp + 0x34], bl
mov byte [esp + 0x38], dl
mov byte [esp + 0x3b], al
mov al, byte [esp + esi + 0x34]
inc esi
xor al, byte [ebp]
and esi, 7
mov byte [ecx + ebp], al
inc ebp
mov eax, dword [esp + 0x50]
test eax, eax
jne 0x4de8f0
test edi, edi
mov edi, dword [esp + 0x2c]
je 0x4de9b4
mov eax, dword [esp + 0x30]
mov byte [eax], bl
mov eax, ebx
shr eax, 8
mov byte [edi], al
mov eax, ebx
shr eax, 0x10
mov byte [edi + 1], al
mov eax, edx
shr ebx, 0x18
mov byte [edi + 2], bl
shr eax, 8
mov byte [edi + 3], dl
mov byte [edi + 4], al
mov eax, edx
shr eax, 0x10
shr edx, 0x18
mov byte [edi + 5], al
mov byte [edi + 6], dl
mov eax, dword [esp + 0x1c]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.0041e191
add esp, 0x34
ret
mov ecx, dword [esp + 0x40]
pop edi
mov dword [ebp], esi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0041e191
add esp, 0x34
ret
Function at 0x4dfde0
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 0x4dfe35
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 0x4dfe23
mov esi, dword [esp + 0x14]
movzx ebx, byte [ecx + ebp - 1]
cmp ecx, edi
jge 0x4dfe5a
mov edx, ebp
movzx eax, byte [edx]
lea edx, [edx + 1]
add eax, ebx
movzx eax, al
movzx ebx, byte [eax + 0x54ad40]
mov byte [ecx + ebp], bl
inc ecx
cmp ecx, edi
jl 0x4dfe40
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 + 0x54ad40]
mov byte [esi], cl
test edi, edi
je 0x4dfea8
nop dword [eax + eax]
movzx eax, byte [esi + ebx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x54ad40]
mov byte [esi], cl
sub edi, 1
jne 0x4dfe90
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 0x4dfeb6
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x4e0f70
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x10
call fcn.0044e6b0
push ebx
mov ebx, dword [esp + 0x1c]
push ebp
mov ebp, dword [esp + 0x1c]
push esi
mov esi, dword [esp + 0x38]
push edi
mov edi, dword [esp + 0x2c]
mov esi, dword [esi]
test esi, esi
je 0x4e0fad
mov ecx, dword [esp + 0x38]
test edi, edi
je 0x4e0fad
mov al, byte [esi + ecx]
dec edi
xor al, byte [ebp]
inc esi
mov byte [ebx], al
inc ebp
inc ebx
and esi, 0xf
jne 0x4e0f98
mov edx, dword [esp + 0x34]
cmp edi, 0x10
jb 0x4e1051
mov ecx, dword [esp + 0x38]
mov eax, ebx
sub eax, ecx
mov dword [esp + 0x10], eax
mov eax, ebp
sub eax, ecx
mov dword [esp + 0x14], eax
mov eax, edi
shr eax, 4
mov dword [esp + 0x2c], eax
shl eax, 4
add ebx, eax
add ebp, eax
mov dword [esp + 0x18], ebx
mov ebx, dword [esp + 0x10]
mov dword [esp + 0x1c], ebp
mov ebp, dword [esp + 0x14]
jmp 0x4e0ff4
mov ecx, dword [esp + 0x38]
push dword [esp + 0x30]
push ecx
push edx
call dword [esp + 0x4c]
mov eax, dword [esp + 0x40]
push eax
call fcn.004e11d0
add esp, 0x10
cmp esi, 0x10
jae 0x4e1033
mov eax, dword [esp + 0x38]
mov edx, 0xf
sub edx, esi
add eax, esi
shr edx, 2
inc edx
mov ecx, dword [eax + ebp]
lea eax, [eax + 4]
xor ecx, dword [eax - 4]
mov dword [ebx + eax - 4], ecx
sub edx, 1
jne 0x4e1021
mov edx, dword [esp + 0x34]
sub edi, 0x10
add ebx, 0x10
add ebp, 0x10
xor esi, esi
sub dword [esp + 0x2c], 1
jne 0x4e0ff0
mov ebx, dword [esp + 0x18]
mov ebp, dword [esp + 0x1c]
test edi, edi
je 0x4e1092
push dword [esp + 0x30]
push dword [esp + 0x3c]
push edx
call dword [esp + 0x4c]
mov eax, dword [esp + 0x40]
push eax
call fcn.004e11d0
mov eax, dword [esp + 0x48]
add esp, 0x10
sub ebp, eax
sub ebx, eax
lea ecx, [esi + eax]
add esi, edi
nop dword [eax]
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ecx + ebx - 1], al
sub edi, 1
jne 0x4e1080
mov eax, dword [esp + 0x3c]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
Function at 0x4e10a0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.0044e6b0
push ebx
mov ebx, dword [esp + 0x10]
push ebp
mov ebp, dword [esp + 0x10]
push esi
mov esi, dword [esp + 0x1c]
push edi
mov edi, dword [esp + 0x30]
mov edi, dword [edi]
mov dword [esp + 0x10], edi
test edi, edi
je 0x4e10e9
mov ecx, dword [esp + 0x2c]
nop dword [eax]
test esi, esi
je 0x4e10e9
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 + 0x10], edi
jne 0x4e10d0
mov edx, dword [esp + 0x28]
mov ecx, dword [edx + 0xc]
bswap ecx
mov dword [esp + 0x20], ecx
cmp esi, 0x10
jb 0x4e1161
nop dword [eax + eax]
mov edi, esi
shr edi, 4
add ecx, edi
mov dword [esp + 0x20], ecx
cmp ecx, edi
jae 0x4e1117
sub edi, ecx
xor ecx, ecx
mov dword [esp + 0x20], ecx
push edx
push dword [esp + 0x28]
push edi
push ebx
push ebp
call dword [esp + 0x48]
mov ecx, dword [esp + 0x34]
add esp, 0x14
mov edx, dword [esp + 0x28]
mov eax, ecx
bswap eax
mov dword [edx + 0xc], eax
test ecx, ecx
jne 0x4e114f
mov ecx, 0xc
nop
dec ecx
add byte [ecx + edx], 1
jne 0x4e114b
test ecx, ecx
jne 0x4e1140
mov ecx, dword [esp + 0x20]
shl edi, 4
sub esi, edi
add ebx, edi
add ebp, edi
cmp esi, 0x10
jae 0x4e1100
mov edi, dword [esp + 0x10]
test esi, esi
je 0x4e11c2
mov eax, dword [esp + 0x2c]
xorps xmm0, xmm0
push edx
push dword [esp + 0x28]
push 1
push eax
push eax
movups xmmword [eax], xmm0
call dword [esp + 0x48]
mov eax, dword [esp + 0x34]
add esp, 0x14
mov edx, dword [esp + 0x28]
add eax, 1
bswap eax
mov dword [edx + 0xc], eax
jne 0x4e11a1
mov ecx, 0xc
dec ecx
add byte [ecx + edx], 1
jne 0x4e11a1
test ecx, ecx
jne 0x4e1196
mov eax, dword [esp + 0x2c]
sub ebp, eax
sub ebx, eax
lea ecx, [edi + eax]
add edi, esi
nop
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ebx + ecx - 1], al
sub esi, 1
jne 0x4e11b0
mov eax, dword [esp + 0x30]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x4e2450
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.0044e6b0
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0x1c]
mov ebx, dword [esi + 0x160]
mov dword [esi], 0
mov dword [esi + 4], 0
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
mov dword [esi + 0x40], 0
mov dword [esi + 0x44], 0
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0
mov dword [esi + 0x30], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x38], 0
mov dword [esi + 0x3c], 0
mov dword [esp + 0x14], ebx
mov dword [esi + 0x16c], 0
mov dword [esi + 0x168], 0
cmp edi, 0xc
jne 0x4e24fb
mov eax, dword [esp + 0x18]
mov edi, 1
movq xmm0, qword [eax]
movq qword [esi], xmm0
mov eax, dword [eax + 8]
mov dword [esi + 8], eax
mov byte [esi + 0xf], 1
jmp 0x4e2619
mov dword [esp + 0xc], edi
push ebp
mov ebp, dword [esp + 0x1c]
cmp edi, 0x10
jb 0x4e2573
mov ebx, ebp
lea ecx, [esi + 0xf]
mov eax, edi
sub ebx, esi
shr eax, 4
mov dword [esp + 0x20], eax
nop dword [eax]
lea eax, [ebx + ecx]
cmp esi, eax
ja 0x4e2542
cmp ecx, ebp
jb 0x4e2542
mov ecx, esi
mov edx, 0x10
mov al, byte [ebx + ecx]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub edx, 1
jne 0x4e2532
jmp 0x4e2550
movups xmm1, xmmword [esi]
movups xmm0, xmmword [ebp]
pxor xmm1, xmm0
movups xmmword [esi], xmm1
lea eax, [esi + 0x60]
push eax
push esi
call dword [esp + 0x20]
add esp, 8
lea ecx, [esi + 0xf]
add ebp, 0x10
add ebx, 0x10
sub edi, 0x10
sub dword [esp + 0x20], 1
jne 0x4e2520
mov ebx, dword [esp + 0x18]
test edi, edi
je 0x4e25f2
xor edx, edx
test edi, edi
je 0x4e25e8
cmp edi, 0x20
jb 0x4e25cb
lea eax, [ebp - 1]
lea ecx, [esi - 1]
add eax, edi
add ecx, edi
cmp esi, eax
ja 0x4e2594
cmp ecx, ebp
jae 0x4e25cb
mov ecx, edi
mov ebx, ebp
and ecx, 0xffffffe0
mov eax, esi
sub ebx, esi
nop
movups xmm0, xmmword [eax]
lea eax, [eax + 0x20]
movups xmm1, xmmword [eax + ebx - 0x20]
pxor xmm1, xmm0
movups xmmword [eax - 0x20], xmm1
movups xmm1, xmmword [edx + ebp + 0x10]
add edx, 0x20
movups xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movups xmmword [eax - 0x10], xmm1
cmp edx, ecx
jb 0x4e25a0
cmp edx, edi
jae 0x4e25e4
sub ebp, esi
lea ecx, [edx + esi]
sub edi, edx
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub edi, 1
jne 0x4e25d6
mov ebx, dword [esp + 0x18]
lea eax, [esi + 0x60]
push eax
push esi
call ebx
add esp, 8
mov eax, dword [esp + 0x10]
xor ecx, ecx
shld ecx, eax, 3
shl eax, 3
bswap eax
xor dword [esi + 0xc], eax
lea eax, [esi + 0x60]
push eax
bswap ecx
xor dword [esi + 8], ecx
push esi
call ebx
mov edi, dword [esi + 0xc]
add esp, 8
bswap edi
pop ebp
push dword [esi + 0x174]
lea eax, [esi + 0x20]
push eax
mov eax, dword [esi + 0x170]
push esi
call eax
add esp, 0xc
inc edi
bswap edi
mov dword [esi + 0xc], edi
pop edi
pop esi
pop ebx
pop ecx
ret