joyce8/EMBER2024-capa huggingface dataset:
Function at 0x62253e90
Capabilities:
Allocate thread local storage
Get process heap flags
Get thread local storage value

Disassembly:
lea ecx, [esp + 4]
and esp, 0xfffffff0
push dword [ecx - 4]
push ebp
mov ebp, esp
push esi
push ebx
push ecx
sub esp, 0x2c
mov eax, dword [ecx]
mov ebx, dword [ecx + 4]
mov esi, dword [ecx + 8]
test byte [0x62258194], 8
jne 0x62253ee0
cmp ebx, 1
je 0x62253f15
cmp ebx, 3
je 0x62253fb0
test ebx, ebx
je 0x62253f40
lea esp, [ebp - 0xc]
mov eax, 1
pop ecx
pop ebx
pop esi
pop ebp
lea esp, [ecx - 4]
ret 0xc
mov dword [esp + 0x18], esi
mov dword [esp + 0x14], ebx
mov dword [esp + 0x10], eax
mov dword [esp + 0xc], str.__p___ld___p__n
mov dword [esp + 8], str.DllMain
mov dword [esp + 4], 0x62258194
mov dword [esp], 3
call fcn.62252a40
cmp ebx, 1
jne 0x62253eb9
call fcn.6224a0a0
call dword [sym.imp.kernel32.dll_TlsAlloc]
cmp eax, 0xffffffff
mov dword [0x62258180], eax
setne al
lea esp, [ebp - 0xc]
pop ecx
movzx eax, al
pop ebx
pop esi
pop ebp
lea esp, [ecx - 4]
ret 0xc
call fcn.6224f830
test esi, esi
jne 0x62253ec6
call fcn.6224a0f0
mov eax, dword [0x62258180]
cmp eax, 0xffffffff
je 0x62253ec6
mov dword [esp], eax
call dword [sym.imp.kernel32.dll_TlsGetValue]
sub esp, 4
mov edx, eax
mov dword [esp + 8], edx
mov dword [esp + 4], 0
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x30]
mov eax, dword [eax + 0x18]
mov dword [esp], eax
call dword [sym.imp.kernel32.dll_HeapFree]
mov eax, dword [0x62258180]
sub esp, 0xc
mov dword [esp], eax
call dword [sym.imp.kernel32.dll_TlsFree]
sub esp, 4
jmp 0x62253ec6
mov eax, dword [0x62258180]
cmp eax, 0xffffffff
je 0x62253ec6
mov dword [esp], eax
call dword [sym.imp.kernel32.dll_TlsGetValue]
sub esp, 4
mov edx, eax
mov dword [esp + 8], edx
mov dword [esp + 4], 0
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x30]
mov eax, dword [eax + 0x18]
mov dword [esp], eax
call dword [sym.imp.kernel32.dll_HeapFree]
mov eax, 1
sub esp, 0xc
lea esp, [ebp - 0xc]
pop ecx
pop ebx
pop esi
pop ebp
lea esp, [ecx - 4]
ret 0xc
Function at 0x62256d10
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
mov esi, eax
push ebx
mov ebx, edx
sub esp, 0x22c
mov eax, dword [0x6226d1c0]
test eax, eax
je 0x62256dc8
mov dword [esp], ebx
call eax
mov dword [ebx + 8], eax
sub esp, 4
test eax, eax
jns 0x62256d50
mov eax, dword [ebx]
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret
lea edi, [ebp - 0x220]
mov dword [esp + 8], 0x104
mov dword [esp + 4], edi
mov dword [esp], esi
call dword [sym.imp.kernel32.dll_GetModuleFileNameW]
mov eax, dword [ebx]
sub esp, 0xc
mov edx, dword [eax]
mov dword [esp + 8], edi
mov dword [esp + 4], str.MODULE
mov dword [esp], eax
call dword [edx + 0xc]
sub esp, 0xc
mov dword [esp + 8], 0x104
mov dword [esp + 4], edi
mov dword [esp], str.SystemRoot
call dword [sym.imp.kernel32.dll_GetEnvironmentVariableW]
mov eax, dword [ebx]
sub esp, 0xc
mov edx, dword [eax]
mov dword [esp + 8], edi
mov dword [esp + 4], str.SystemRoot
mov dword [esp], eax
call dword [edx + 0xc]
sub esp, 0xc
jmp 0x62256d3c
mov dword [esp], str.atl100.dll
call dword [sym.imp.kernel32.dll_LoadLibraryW]
sub esp, 4
test eax, eax
je 0x62256dfd
mov dword [esp + 4], 0x6226585c
mov dword [esp], eax
call dword [sym.imp.kernel32.dll_GetProcAddress]
mov dword [0x6226d1c0], eax
sub esp, 8
test eax, eax
jne 0x62256d2d
mov dword [ebx + 8], 0x80004002
xor eax, eax
jmp 0x62256d3e
Function at 0x401f10
Capabilities:
Get disk information
Inspect load icon resource
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x148
push ebx
push esi
push edi
push 0x65
push eax
call dword [sym.imp.USER32.dll_LoadIconA]
lea ecx, [esp + 0xc]
call fcn.00401000
lea ecx, [esp + 0x50]
push 0x104
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea edx, [esp + 0x50]
lea ecx, [esp + 0xc]
push edx
call fcn.004012b0
test eax, eax
je 0x402021
lea eax, [esp + 0x50]
push 0x404030
push eax
call dword [sym.imp.MSVCRT.dll_fopen]
mov esi, eax
add esp, 8
test esi, esi
je 0x402084
lea ecx, [esp + 0x50]
push ecx
lea ecx, [esp + 0x10]
call fcn.00401290
mov edi, dword [sym.imp.MSVCRT.dll_fseek]
sub eax, 8
push 0
push eax
push esi
call edi
mov ebx, dword [sym.imp.MSVCRT.dll_fread]
push esi
push 1
lea edx, [esp + 0x24]
push 8
push edx
call ebx
mov eax, dword [esp + 0x2c]
push 0
push eax
push esi
call edi
push esi
push 1
lea ecx, [esp + 0x48]
push 0x38
push ecx
call ebx
push esi
call dword [sym.imp.MSVCRT.dll_fclose]
mov eax, dword [esp + 0x88]
mov edx, dword [esp + 0x50]
add esp, 0x3c
test eax, eax
mov eax, dword [esp + 0x10]
push edx
push eax
jne 0x401ffe
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401800
jmp 0x402084
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401a90
jmp 0x402084
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString_1
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov edi, eax
mov esi, 1
xor ebx, ebx
test edi, esi
je 0x40206a
mov dl, bl
lea ecx, [esp + 0x10]
add dl, 0x41
push edx
call sub.MFC42.DLL_CString::operator_1
push 0x40412c
lea ecx, [esp + 0x14]
call fcn.004020e2
lea ecx, [esp + 0xc]
mov eax, dword [esp + 0x10]
push eax
push 0
call fcn.00401cf0
add esi, esi
inc ebx
cmp ebx, 0x1a
jl 0x402039
lea ecx, [esp + 0xc]
call fcn.00401040
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString
lea ecx, [esp + 0xc]
call fcn.00401030
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x148
ret 0x10

Function at 0x430000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x408f6c
nop
mov ecx, 0x20246919
nop
nop
nop
nop
test eax, eax
nop
je 0x43004e
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x430024
nop
nop
nop
mov eax, section..data
nop
mov ebx, 0x42e3d0
mov ecx, 0x114c669f
nop
nop
nop
nop
test eax, eax
nop
nop
nop
nop
nop
je 0x430084
nop
nop
nop
nop
xor dword [eax], ecx
add eax, 4
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x43006c
nop
nop
nop
nop
popal
nop
nop
nop
nop
jmp 0x401219
Function at 0x405e10
Capabilities:
Hash data using sha224

Disassembly:
push esi
mov esi, dword [esp + 8]
push 0x70
push 0
push esi
call fcn.0055eb60
add esp, 0xc
mov dword [esi], 0xc1059ed8
mov dword [esi + 4], 0x367cd507
mov dword [esi + 8], 0x3070dd17
mov dword [esi + 0xc], 0xf70e5939
mov dword [esi + 0x10], 0xffc00b31
mov dword [esi + 0x14], 0x68581511
mov dword [esi + 0x18], 0x64f98fa7
mov dword [esi + 0x1c], 0xbefa4fa4
mov dword [esi + 0x6c], 0x1c
mov eax, 1
pop esi
ret

Function at 0x405e70
Capabilities:
Hash data using sha256

Disassembly:
push esi
mov esi, dword [esp + 8]
push 0x70
push 0
push esi
call fcn.0055eb60
add esp, 0xc
mov dword [esi], 0x6a09e667
mov dword [esi + 4], 0xbb67ae85
mov dword [esi + 8], 0x3c6ef372
mov dword [esi + 0xc], 0xa54ff53a
mov dword [esi + 0x10], 0x510e527f
mov dword [esi + 0x14], 0x9b05688c
mov dword [esi + 0x18], 0x1f83d9ab
mov dword [esi + 0x1c], 0x5be0cd19
mov dword [esi + 0x6c], 0x20
mov eax, 1
pop esi
ret

Function at 0x4062b0
Capabilities:
Hash data using sha256

Disassembly:
mov eax, 0x74
call fcn.0055eea0
mov eax, dword [0x615720]
xor eax, esp
mov dword [esp + 0x70], eax
push esi
mov esi, dword [esp + 0x84]
push edi
mov edi, dword [esp + 0x80]
test esi, esi
jne 0x4062de
mov esi, 0x619540
push 0x70
lea eax, [esp + 0xc]
push 0
push eax
call fcn.0055eb60
mov ecx, dword [esp + 0x90]
push ecx
lea edx, [esp + 0x18]
push edi
push edx
mov dword [esp + 0x20], 0x6a09e667
mov dword [esp + 0x24], 0xbb67ae85
mov dword [esp + 0x28], 0x3c6ef372
mov dword [esp + 0x2c], 0xa54ff53a
mov dword [esp + 0x30], 0x510e527f
mov dword [esp + 0x34], 0x9b05688c
mov dword [esp + 0x38], 0x1f83d9ab
mov dword [esp + 0x3c], 0x5be0cd19
mov dword [esp + 0x8c], 0x20
call fcn.00405ed0
lea eax, [esp + 0x20]
push eax
push esi
call fcn.00405fd0
lea ecx, [esp + 0x28]
push 0x70
push ecx
call fcn.004cd710
mov ecx, dword [esp + 0xa0]
add esp, 0x28
pop edi
mov eax, esi
pop esi
xor ecx, esp
call fcn.0055e48d
add esp, 0x74
ret

Function at 0x406f60
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x615720]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x406fb0
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x406faa
shr eax, 8
cmp al, 2
jne 0x406faa
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055e48d
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov eax, 2
call fcn.0055e48d
mov esp, ebp
pop ebp
ret
Function at 0x40a0c0
Capabilities:
Check if file exists

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push esi
mov esi, dword [esp + 0x10]
push edi
push esi
call fcn.00409aa0
mov edi, eax
add esp, 4
test edi, edi
jne 0x40a158
push 0xaf
push str..crypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.004082c0
push 0x5b0b1c
push esi
push 0x5b0b18
push ebx
push str.fopen_
push 5
call fcn.00408580
add esp, 0x2c
call fcn.0055ff0a
cmp dword [eax], 2
jne 0x40a13a
push 0xb2
push str..crypto_bio_bss_file.c
push 0x80
push 0x6d
push 0x20
call fcn.004082c0
add esp, 0x14
pop edi
pop esi
xor eax, eax
pop ebx
ret
push 0xb4
push str..crypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.004082c0
add esp, 0x14
pop edi
pop esi
xor eax, eax
pop ebx
ret
push 0x60d358
call fcn.00404c40
mov esi, eax
add esp, 4
test esi, esi
jne 0x40a17a
push edi
call fcn.005609b3
add esp, 4
pop edi
pop esi
xor eax, eax
pop ebx
ret
push 0
push esi
call fcn.00404580
push edi
push 1
push 0x6a
push esi
call fcn.00404970
add esp, 0x18
pop edi
mov eax, esi
pop esi
pop ebx
ret

Function at 0x40b190
Capabilities:
Access the windows event log

Disassembly:
mov eax, 0x108
call fcn.0055eea0
mov eax, dword [0x615720]
xor eax, esp
mov dword [esp + 0x104], eax
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
test eax, eax
je 0x40b1f5
push eax
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x40b1f5
mov ecx, dword [esp + 0x10c]
lea eax, [esp + 0x110]
push eax
push ecx
call fcn.00561a5c
add eax, 0x40
push eax
call fcn.00564a30
add esp, 0xc
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.0055e48d
add esp, 0x108
ret
mov eax, dword [esp + 0x10c]
lea edx, [esp + 0x110]
push edx
push eax
lea ecx, [esp + 0xc]
push 0xff
push ecx
call fcn.00564969
add esp, 0x10
mov byte [esp + 0x103], 0
call dword [sym.imp.KERNEL32.dll_GetVersion]
cmp eax, 0x80000000
jae 0x40b288
call fcn.0040b050
test eax, eax
jle 0x40b288
push esi
push str.OpenSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
mov esi, eax
test esi, esi
je 0x40b272
push 0
lea eax, [esp + 8]
push eax
push 0
push 1
push 0
push 0
push 0
push 1
lea edx, [esp + 0x28]
push esi
mov dword [esp + 0x28], edx
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.0055e48d
add esp, 0x108
ret
push 0x10
push str.OpenSSL:_FATAL
lea ecx, [esp + 0xc]
push ecx
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.0055e48d
add esp, 0x108
ret

Function at 0x40b2f0
Capabilities:
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 0x10]
xor cl, cl
test edi, edi
je 0x40b312
mov eax, dword [esp + 8]
push esi
mov esi, dword [esp + 0x10]
sub esi, eax
mov dl, byte [esi + eax]
xor dl, byte [eax]
inc eax
or cl, dl
dec edi
jne 0x40b306
pop esi
movzx eax, cl
pop edi
ret
Function at 0x40daa0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.0055eea0
xor ecx, ecx
push ebx
mov ebx, dword [esp + 0x18]
push esi
mov esi, dword [esp + 0x14]
mov eax, dword [esi + 0x160]
push edi
mov dword [esp + 0x18], eax
mov dword [esi], ecx
mov dword [esi + 4], ecx
mov dword [esi + 8], ecx
mov dword [esi + 0xc], ecx
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], ecx
mov dword [esi + 0x48], ecx
mov dword [esi + 0x4c], ecx
mov dword [esi + 0x30], ecx
mov dword [esi + 0x34], ecx
mov dword [esi + 0x38], ecx
mov dword [esi + 0x3c], ecx
mov dword [esi + 0x16c], ecx
mov dword [esi + 0x168], ecx
cmp ebx, 0xc
jne 0x40db15
mov eax, dword [esp + 0x1c]
mov ecx, dword [eax]
mov dword [esi], ecx
mov edx, dword [eax + 4]
mov dword [esi + 4], edx
mov eax, dword [eax + 8]
mov dword [esi + 8], eax
mov byte [esi + 0xf], 1
lea edi, [ebx - 0xb]
jmp 0x40dbe4
mov eax, ebx
mov dword [esp + 0xc], eax
mov dword [esp + 0x10], ecx
cmp ebx, 0x10
jb 0x40db92
mov ecx, dword [esp + 0x1c]
shr eax, 4
mov edi, ecx
mov dword [esp + 0x20], eax
shl eax, 4
sub edi, esi
add ecx, eax
mov dword [esp + 0x1c], ecx
push ebp
lea ecx, [ecx]
lea ecx, [edi + esi + 2]
mov eax, esi
mov ebp, 4
jmp 0x40db50
movzx edx, byte [edi + eax]
xor byte [eax], dl
movzx edx, byte [ecx - 1]
xor byte [eax + 1], dl
movzx edx, byte [ecx]
xor byte [eax + 2], dl
movzx edx, byte [ecx + 1]
xor byte [eax + 3], dl
add eax, 4
add ecx, 4
dec ebp
jne 0x40db50
lea eax, [esi + 0x60]
push eax
push esi
call dword [esp + 0x24]
add esp, 8
add edi, 0x10
sub ebx, 0x10
dec dword [esp + 0x24]
jne 0x40db40
mov eax, dword [esp + 0x10]
xor ecx, ecx
pop ebp
cmp ebx, ecx
je 0x40dbbb
jbe 0x40dbab
mov ecx, dword [esp + 0x1c]
mov eax, esi
sub ecx, esi
mov edi, ebx
mov dl, byte [eax + ecx]
xor byte [eax], dl
inc eax
dec edi
jne 0x40dba2
lea eax, [esi + 0x60]
push eax
push esi
call dword [esp + 0x20]
mov eax, dword [esp + 0x14]
add esp, 8
mov ecx, dword [esp + 0x10]
shld ecx, eax, 3
add eax, eax
bswap ecx
xor dword [esi + 8], ecx
add eax, eax
lea ecx, [esi + 0x60]
add eax, eax
push ecx
bswap eax
xor dword [esi + 0xc], eax
push esi
call dword [esp + 0x20]
mov edi, dword [esi + 0xc]
add esp, 8
bswap edi
mov edx, dword [esi + 0x174]
mov ecx, dword [esi + 0x170]
push edx
lea eax, [esi + 0x20]
push eax
push esi
call ecx
add esp, 0xc
inc edi
bswap edi
mov dword [esi + 0xc], edi
pop edi
pop esi
pop ebx
add esp, 8
ret
Function at 0x40dc10
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.0055eea0
push esi
mov esi, dword [esp + 0xc]
mov ecx, dword [esi + 0x38]
or ecx, dword [esi + 0x3c]
mov eax, dword [esi + 0x164]
mov edx, dword [esi + 0x160]
mov dword [esp + 0xc], eax
je 0x40dc3f
mov eax, 0xfffffffe
pop esi
pop ecx
ret
push ebx
mov ebx, dword [esp + 0x18]
xor eax, eax
mov ecx, ebx
add ecx, dword [esi + 0x30]
adc eax, dword [esi + 0x34]
cmp eax, 0x20000000
ja 0x40dcf0
jb 0x40dc63
test ecx, ecx
jne 0x40dcf0
push ebp
mov ebp, dword [esp + 0x18]
push edi
mov edi, dword [esi + 0x16c]
mov dword [esi + 0x30], ecx
mov dword [esi + 0x34], eax
test edi, edi
je 0x40dca6
lea esp, [esp]
test ebx, ebx
je 0x40dc95
mov al, byte [ebp]
xor byte [edi + esi + 0x40], al
inc edi
inc ebp
dec ebx
and edi, 0xf
jne 0x40dc80
jmp 0x40dc99
test edi, edi
jne 0x40dce2
lea ecx, [esi + 0x60]
push ecx
lea eax, [esi + 0x40]
push eax
call edx
add esp, 8
mov eax, ebx
and eax, 0xfffffff0
mov dword [esp + 0x10], eax
je 0x40dcca
push eax
push ebp
lea ecx, [esi + 0x60]
push ecx
lea edx, [esi + 0x40]
push edx
call dword [esp + 0x28]
mov eax, dword [esp + 0x20]
add esp, 0x10
add ebp, eax
sub ebx, eax
test ebx, ebx
je 0x40dce2
xor eax, eax
mov edi, ebx
test ebx, ebx
je 0x40dce2
mov cl, byte [eax + ebp]
xor byte [esi + eax + 0x40], cl
inc eax
cmp eax, ebx
jb 0x40dcd6
mov dword [esi + 0x16c], edi
pop edi
pop ebp
pop ebx
xor eax, eax
pop esi
pop ecx
ret
pop ebx
or eax, 0xffffffff
pop esi
pop ecx
ret
Function at 0x40e1d0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xc
call fcn.0055eea0
push esi
mov esi, dword [esp + 0x14]
mov ecx, dword [esi + 0x164]
mov eax, dword [esi + 0x174]
mov edx, dword [esi + 0x160]
mov dword [esp + 8], ecx
mov ecx, dword [esp + 0x20]
mov dword [esp + 0x14], eax
xor eax, eax
add ecx, dword [esi + 0x38]
mov dword [esp + 4], edx
adc eax, dword [esi + 0x3c]
cmp eax, 0xf
ja 0x40e3c0
jb 0x40e21d
cmp ecx, 0xffffffe0
ja 0x40e3c0
cmp dword [esi + 0x16c], 0
mov dword [esi + 0x38], ecx
mov dword [esi + 0x3c], eax
je 0x40e243
lea eax, [esi + 0x60]
push eax
lea ecx, [esi + 0x40]
push ecx
call edx
add esp, 8
mov dword [esi + 0x16c], 0
push ebx
mov ebx, dword [esi + 0x168]
push ebp
mov ebp, dword [esi + 0xc]
push edi
mov edi, dword [esp + 0x28]
bswap ebp
test ebx, ebx
je 0x40e2a0
lea esp, [esp]
cmp dword [esp + 0x2c], 0
je 0x40e289
mov al, byte [ebx + esi + 0x10]
mov ecx, dword [esp + 0x24]
xor al, byte [ecx]
dec dword [esp + 0x2c]
mov byte [edi], al
xor byte [ebx + esi + 0x40], al
inc ecx
inc ebx
inc edi
and ebx, 0xf
mov dword [esp + 0x24], ecx
jne 0x40e260
jmp 0x40e291
test ebx, ebx
jne 0x40e3b0
lea edx, [esi + 0x60]
push edx
lea eax, [esi + 0x40]
push eax
call dword [esp + 0x18]
add esp, 8
mov ecx, dword [esp + 0x2c]
cmp ecx, 0xc00
jb 0x40e310
mov eax, 0xaaaaaaab
mul ecx
shr edx, 0xb
mov dword [esp + 0x10], edx
lea ebx, [ebx]
mov ecx, dword [esp + 0x20]
mov edx, dword [esp + 0x24]
push esi
push ecx
push 0xc0
push edi
push edx
call dword [esp + 0x44]
add ebp, 0xc0
mov eax, ebp
bswap eax
push 0xc00
mov dword [esi + 0xc], eax
push edi
lea eax, [esi + 0x60]
push eax
lea eax, [esi + 0x40]
push eax
call dword [esp + 0x38]
mov eax, 0xc00
add dword [esp + 0x48], eax
sub dword [esp + 0x50], eax
add esp, 0x24
add edi, eax
dec dword [esp + 0x10]
jne 0x40e2c0
mov ecx, dword [esp + 0x2c]
mov eax, ecx
and eax, 0xfffffff0
mov dword [esp + 0x10], eax
je 0x40e363
mov ecx, dword [esp + 0x20]
mov edx, dword [esp + 0x24]
push esi
push ecx
shr eax, 4
push eax
push edi
push edx
mov dword [esp + 0x2c], eax
call dword [esp + 0x44]
add ebp, dword [esp + 0x2c]
lea ecx, [esi + 0x60]
mov eax, ebp
bswap eax
mov dword [esi + 0xc], eax
mov eax, dword [esp + 0x24]
add dword [esp + 0x38], eax
sub dword [esp + 0x40], eax
push eax
push edi
push ecx
lea edx, [esi + 0x40]
push edx
call dword [esp + 0x38]
mov ecx, dword [esp + 0x50]
add esp, 0x24
add edi, dword [esp + 0x10]
test ecx, ecx
je 0x40e3b0
mov eax, dword [esp + 0x20]
mov edx, dword [esi + 0x170]
push eax
lea ecx, [esi + 0x10]
push ecx
push esi
call edx
mov edx, dword [esp + 0x30]
inc ebp
bswap ebp
add esp, 0xc
mov dword [esi + 0xc], ebp
lea ecx, [ebx + edi]
sub edx, edi
jmp 0x40e390
movzx ebp, byte [edx + ecx]
movzx eax, byte [esi + ebx + 0x10]
mov edi, dword [esp + 0x2c]
xor eax, ebp
mov byte [ecx], al
xor byte [esi + ebx + 0x40], al
dec edi
inc ebx
inc ecx
mov dword [esp + 0x2c], edi
test edi, edi
jne 0x40e390
pop edi
pop ebp
mov dword [esi + 0x168], ebx
pop ebx
xor eax, eax
pop esi
add esp, 0xc
ret
or eax, 0xffffffff
pop esi
add esp, 0xc
ret
Function at 0x40e3d0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x10
call fcn.0055eea0
push esi
mov esi, dword [esp + 0x18]
mov ecx, dword [esi + 0x164]
mov eax, dword [esi + 0x174]
mov edx, dword [esi + 0x160]
mov dword [esp + 0xc], ecx
mov ecx, dword [esp + 0x24]
mov dword [esp + 4], eax
xor eax, eax
add ecx, dword [esi + 0x38]
mov dword [esp + 8], edx
adc eax, dword [esi + 0x3c]
cmp eax, 0xf
ja 0x40e5be
jb 0x40e41d
cmp ecx, 0xffffffe0
ja 0x40e5be
cmp dword [esi + 0x16c], 0
mov dword [esi + 0x38], ecx
mov dword [esi + 0x3c], eax
je 0x40e443
lea eax, [esi + 0x60]
push eax
lea ecx, [esi + 0x40]
push ecx
call edx
add esp, 8
mov dword [esi + 0x16c], 0
mov eax, dword [esi + 0xc]
push ebx
mov ebx, dword [esi + 0x168]
push ebp
mov ebp, dword [esp + 0x28]
bswap eax
push edi
mov edi, dword [esp + 0x28]
mov dword [esp + 0x24], eax
test ebx, ebx
je 0x40e49c
cmp dword [esp + 0x30], 0
je 0x40e485
mov al, byte [edi]
mov dl, byte [ebx + esi + 0x10]
dec dword [esp + 0x30]
xor dl, al
mov byte [ebp], dl
xor byte [ebx + esi + 0x40], al
inc ebx
inc edi
inc ebp
and ebx, 0xf
jne 0x40e461
jmp 0x40e48d
test ebx, ebx
jne 0x40e5ae
lea eax, [esi + 0x60]
push eax
lea ecx, [esi + 0x40]
push ecx
call dword [esp + 0x1c]
add esp, 8
mov edx, dword [esp + 0x30]
cmp edx, 0xc00
jb 0x40e50c
mov eax, 0xaaaaaaab
mul edx
shr edx, 0xb
mov dword [esp + 0x14], edx
push 0xc00
push edi
lea eax, [esi + 0x60]
push eax
lea eax, [esi + 0x40]
push eax
call dword [esp + 0x28]
mov edx, dword [esp + 0x20]
push esi
push edx
push 0xc0
push ebp
push edi
call dword [esp + 0x58]
mov eax, dword [esp + 0x48]
sub dword [esp + 0x54], 0xc00
add eax, 0xc0
mov dword [esp + 0x48], eax
add esp, 0x24
bswap eax
add ebp, 0xc00
add edi, 0xc00
dec dword [esp + 0x14]
mov dword [esi + 0xc], eax
jne 0x40e4b6
mov edx, dword [esp + 0x30]
mov ecx, edx
and ecx, 0xfffffff0
mov dword [esp + 0x1c], ecx
je 0x40e563
mov eax, ecx
push ecx
shr eax, 4
mov dword [esp + 0x18], eax
push edi
lea eax, [esi + 0x60]
push eax
lea ecx, [esi + 0x40]
push ecx
call dword [esp + 0x28]
mov edx, dword [esp + 0x20]
mov eax, dword [esp + 0x24]
push esi
push edx
push eax
push ebp
push edi
call dword [esp + 0x58]
mov eax, dword [esp + 0x48]
add eax, dword [esp + 0x38]
add esp, 0x24
mov dword [esp + 0x24], eax
bswap eax
mov dword [esi + 0xc], eax
mov eax, dword [esp + 0x1c]
add ebp, eax
add edi, eax
sub dword [esp + 0x30], eax
mov edx, dword [esp + 0x30]
test edx, edx
je 0x40e5ae
mov ecx, dword [esp + 0x10]
mov eax, dword [esi + 0x170]
push ecx
lea edx, [esi + 0x10]
push edx
push esi
call eax
mov eax, dword [esp + 0x30]
inc eax
bswap eax
add esp, 0xc
mov dword [esi + 0xc], eax
lea eax, [ebx + ebp]
sub edi, ebp
jmp 0x40e590
mov cl, byte [edi + eax]
mov dl, byte [esi + ebx + 0x10]
mov ebp, dword [esp + 0x30]
xor byte [esi + ebx + 0x40], cl
xor dl, cl
dec ebp
mov byte [eax], dl
inc ebx
inc eax
mov dword [esp + 0x30], ebp
test ebp, ebp
jne 0x40e590
pop edi
pop ebp
mov dword [esi + 0x168], ebx
pop ebx
xor eax, eax
pop esi
add esp, 0x10
ret
or eax, 0xffffffff
pop esi
add esp, 0x10
ret