joyce8/EMBER2024-capa huggingface dataset:
Function at 0x42aec0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x260
mov eax, dword [0x51d27c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
mov ecx, dword [ebp + 0xc]
push esi
push 0
push 0x80
push 3
push 0
push 1
push SysReAllocString
push eax
mov dword [ebp - 0x260], ecx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x42af11
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00458b47
mov esp, ebp
pop ebp
ret
push ebx
push edi
lea eax, [ebp - 0x14]
xorps xmm0, xmm0
push eax
push esi
movq qword [ebp - 0x14], xmm0
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
mov eax, dword [ebp - 0x14]
or eax, dword [ebp - 0x10]
je 0x42afef
mov ebx, dword [sym.imp.KERNEL32.dll_ReadFile]
lea eax, [ebp - 8]
push 0
push eax
push 0x40
lea eax, [ebp - 0x58]
mov dword [ebp - 8], 0
push eax
push esi
call ebx
test eax, eax
je 0x42afef
mov eax, 0x5a4d
cmp word [ebp - 0x58], ax
jne 0x42afef
mov edi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
lea eax, [ebp - 0xc]
push 0
push eax
push dword [ebp - 0x1c]
mov dword [ebp - 0xc], 0
push esi
call edi
cmp eax, 0xffffffff
je 0x42afef
push 0
lea eax, [ebp - 8]
push eax
push 0xf8
lea eax, [ebp - 0x150]
push eax
push esi
call ebx
test eax, eax
je 0x42afef
mov eax, 0x8664
cmp word [ebp - 0x14c], ax
jne 0x42b009
push 0
lea eax, [ebp - 0x18]
mov dword [ebp - 0x18], 0
push eax
push dword [ebp - 0x1c]
push esi
call edi
cmp eax, 0xffffffff
je 0x42afef
push 0
lea eax, [ebp - 8]
push eax
push 0x108
lea eax, [ebp - 0x258]
push eax
push esi
call ebx
test eax, eax
je 0x42afef
mov eax, dword [ebp - 0x1b0]
test eax, eax
je 0x42afef
mov edi, dword [ebp - 0x1ac]
test edi, edi
jne 0x42b01d
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop ebx
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00458b47
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 0xb8]
test eax, eax
je 0x42afef
mov edi, dword [ebp - 0xb4]
test edi, edi
je 0x42afef
lea ecx, [edi + eax]
cmp ecx, dword [ebp - 0x14]
ja 0x42afef
cmp ecx, eax
jb 0x42afef
push 0
lea ecx, [ebp - 0xc]
push ecx
push eax
push esi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
je 0x42afef
lea eax, [ebp - 0x259]
mov byte [ebp - 0x259], 0
push eax
mov eax, dword [ebp - 0x260]
mov ecx, eax
push eax
push edi
call fcn.00429aa0
mov ecx, dword [ebp - 0x260]
lea eax, [ebp - 8]
push 0
push eax
push edi
push dword [ecx]
push esi
call ebx
test eax, eax
je 0x42afef
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp - 4]
mov eax, 1
pop edi
pop ebx
xor ecx, ebp
pop esi
call fcn.00458b47
mov esp, ebp
pop ebp
ret
Function at 0x42b230
Capabilities:
Encode data using xor
Hash data using sha1

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 8]
sub esp, 0x150
push ebx
push esi
xor esi, esi
add edx, 0x1f
push edi
movzx ecx, byte [edx - 1]
lea edx, [edx + 4]
movzx eax, byte [edx - 4]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx - 3]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx - 2]
shl ecx, 8
or ecx, eax
mov dword [ebp + esi*4 - 0x150], ecx
inc esi
cmp esi, 0x10
jl 0x42b244
lea eax, [ebp - 0x148]
mov edx, 0x40
nop
mov ecx, dword [eax + 0x2c]
lea eax, [eax + 4]
xor ecx, dword [eax + 0x14]
xor ecx, dword [eax - 0xc]
xor ecx, dword [eax - 4]
rol ecx, 1
mov dword [eax + 0x34], ecx
sub edx, 1
jne 0x42b280
mov eax, dword [ebp + 8]
mov dword [ebp - 4], edx
mov ecx, dword [eax]
mov edi, dword [eax + 4]
mov esi, dword [eax + 8]
mov ebx, dword [eax + 0xc]
mov eax, dword [eax + 0x10]
mov dword [ebp - 0x10], ecx
mov dword [ebp - 0xc], ecx
mov dword [ebp - 8], eax
mov edx, ecx
mov eax, esi
and eax, edi
rol edx, 5
mov ecx, edi
not ecx
and ecx, ebx
or ecx, eax
mov eax, dword [ebp - 4]
add edx, ecx
add edx, dword [ebp + eax*4 - 0x150]
mov eax, dword [ebp - 8]
add eax, 0x5a827999
mov dword [ebp - 8], ebx
add edx, eax
mov ebx, esi
mov eax, dword [ebp - 4]
mov esi, edi
mov edi, dword [ebp - 0xc]
inc eax
ror esi, 2
mov ecx, edx
mov dword [ebp - 0xc], edx
mov dword [ebp - 4], eax
cmp eax, 0x14
jl 0x42b2b6
mov dword [ebp - 4], 0x14
mov eax, ebx
rol edx, 5
xor eax, esi
xor eax, edi
add edx, eax
mov eax, dword [ebp - 4]
add edx, dword [ebp + eax*4 - 0x150]
mov eax, dword [ebp - 8]
add eax, 0x6ed9eba1
mov dword [ebp - 8], ebx
add edx, eax
mov ebx, esi
mov eax, dword [ebp - 4]
mov esi, edi
inc eax
ror esi, 2
mov dword [ebp - 4], eax
mov edi, ecx
mov ecx, edx
cmp eax, 0x28
jl 0x42b302
mov dword [ebp - 0xc], ecx
mov dword [ebp - 4], 0x28
mov ecx, esi
rol edx, 5
or ecx, edi
mov eax, esi
and eax, edi
and ecx, ebx
or ecx, eax
add edx, 0x8f1bbcdc
mov eax, dword [ebp - 4]
add edx, dword [ebp - 8]
mov dword [ebp - 8], ebx
mov ebx, esi
mov esi, edi
mov edi, dword [ebp - 0xc]
add ecx, dword [ebp + eax*4 - 0x150]
inc eax
add edx, ecx
ror esi, 2
mov dword [ebp - 0xc], edx
mov dword [ebp - 4], eax
cmp eax, 0x3c
jl 0x42b345
mov dword [ebp - 4], 0x3c
nop dword [eax]
mov ecx, dword [ebp - 4]
mov eax, ebx
xor eax, esi
rol edx, 5
add edx, dword [ebp - 8]
xor eax, edi
add eax, 0xca62c1d6
mov dword [ebp - 8], ebx
add eax, dword [ebp + ecx*4 - 0x150]
mov ebx, esi
add edx, eax
mov esi, edi
mov edi, dword [ebp - 0xc]
mov eax, ecx
inc eax
ror esi, 2
mov dword [ebp - 0xc], edx
mov dword [ebp - 4], eax
cmp eax, 0x50
jl 0x42b390
mov ecx, dword [ebp + 8]
mov eax, dword [ebp - 0x10]
add eax, edx
add dword [ecx + 4], edi
add dword [ecx + 8], esi
add dword [ecx + 0xc], ebx
mov dword [ecx], eax
mov eax, dword [ebp - 8]
add dword [ecx + 0x10], eax
xor eax, eax
pop edi
pop esi
mov word [ecx + 0x1c], ax
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x42b3f0
Capabilities:
Hash data using sha1

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
test eax, eax
jne 0x42b401
mov eax, 1
pop ebp
ret
mov dword [eax + 0x14], 0
xor ecx, ecx
mov dword [eax + 0x18], 0
mov word [eax + 0x1c], cx
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
mov dword [eax + 0x10], 0xc3d2e1f0
mov dword [eax + 0x60], ecx
mov dword [eax + 0x64], ecx
xor eax, eax
pop ebp
ret
Function at 0x447a00
Capabilities:
Check mutex on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e565a
mov eax, dword fs:[0]
push eax
push ecx
push ebx
push esi
push edi
mov eax, dword [0x51d27c]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x10], esi
mov dword [esi], vtable.LogUtils::LogAppender.0
lea edi, [esi + 0x14]
mov dword [esi + 4], 0
mov dword [esi + 8], 0
mov byte [esi + 0xc], 1
mov dword [esi + 0x10], 0
call fcn.00419e10
mov ecx, eax
test ecx, ecx
je 0x447bc4
mov eax, dword [ecx]
call dword [eax + 0xc]
add eax, 0x10
mov dword [edi], eax
mov dword [ebp - 4], 0
lea ebx, [esi + 0x18]
call fcn.00419e10
mov ecx, eax
test ecx, ecx
je 0x447bce
mov eax, dword [ecx]
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebx], eax
mov byte [ebp - 4], 1
call fcn.00419e10
mov ecx, eax
test ecx, ecx
je 0x447bd8
mov eax, dword [ecx]
call dword [eax + 0xc]
add eax, 0x10
mov dword [esi + 0x1c], eax
mov dword [esi + 0x20], 0xffffffff
lea eax, [esi + 0x24]
push eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
mov dword [esi + 0x3c], 0
mov dword [esi + 0x40], 0
mov dword [esi + 0x44], 0
mov edx, dword [ebp + 8]
mov eax, dword [ebp + 0x10]
mov byte [ebp - 4], 5
mov dword [esi + 0x10], eax
test edx, edx
jne 0x447ae2
xor ecx, ecx
jmp 0x447b00
mov ecx, edx
lea eax, [ecx + 2]
mov dword [ebp + 0x10], eax
nop word [eax + eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x447af0
sub ecx, dword [ebp + 0x10]
sar ecx, 1
push ecx
push edx
mov ecx, edi
call fcn.00405030
push edi
mov ecx, ebx
call fcn.00406e40
mov edx, dword [ebp + 0xc]
test edx, edx
jne 0x447b1c
xor ecx, ecx
jmp 0x447b34
mov ecx, edx
lea eax, [ecx + 2]
mov dword [ebp + 0x10], eax
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x447b24
sub ecx, dword [ebp + 0x10]
sar ecx, 1
push ecx
push edx
lea ecx, [esi + 0x1c]
call fcn.00405030
push ebx
lea eax, [ebp + 0x10]
mov ecx, esi
push eax
call fcn.00448430
push eax
mov ecx, ebx
mov byte [ebp - 4], 6
call fcn.00406e40
mov edx, dword [ebp + 0x10]
or eax, 0xffffffff
mov byte [ebp - 4], 5
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x447b75
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
push dword [ebx]
push 1
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexW]
mov dword [esi + 4], eax
test eax, eax
je 0x447bae
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
je 0x447bae
cmp dword [esi + 0x10], 0
je 0x447ba5
push dword [edi]
call fcn.004c0c92
add esp, 4
push dword [esi + 4]
call dword [sym.imp.KERNEL32.dll_ReleaseMutex]
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
push 0x80004005
call fcn.00403e50
push 0x80004005
call fcn.00403e50
push 0x80004005
call fcn.00403e50
int3
Function at 0x448230
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e5768
mov eax, dword fs:[0]
push eax
sub esp, 0x40
mov eax, dword [0x51d27c]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov esi, dword [ebp + 8]
test esi, esi
je 0x448404
push str.__set_log_lev0
push esi
call dword [sym.imp.SHLWAPI.dll_StrStrIW]
test eax, eax
je 0x448285
mov eax, dword [edi]
mov ecx, edi
push 0
call dword [eax + 4]
jmp 0x448404
push str.__set_log_lev1
push esi
call dword [sym.imp.SHLWAPI.dll_StrStrIW]
test eax, eax
je 0x4482a3
mov eax, dword [edi]
mov ecx, edi
push 1
call dword [eax + 4]
jmp 0x448404
push str.__set_log_lev2
push esi
call dword [sym.imp.SHLWAPI.dll_StrStrIW]
test eax, eax
je 0x4482c1
mov eax, dword [edi]
mov ecx, edi
push 2
call dword [eax + 4]
jmp 0x448404
push str.__set_log_lev3
push esi
call dword [sym.imp.SHLWAPI.dll_StrStrIW]
test eax, eax
je 0x4482df
mov eax, dword [edi]
mov ecx, edi
push 3
call dword [eax + 4]
jmp 0x448404
push str.__reload_log_switch
push esi
call dword [sym.imp.SHLWAPI.dll_StrStrIW]
test eax, eax
je 0x448404
lea eax, [edi + 4]
mov dword [ebp - 0x34], eax
test eax, eax
je 0x448304
push eax
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
lea eax, [edi + 0x2c]
mov dword [edi + 0x1c], 3
cmp dword [eax + 0x14], 8
mov ecx, dword [eax + 0x10]
mov dword [ebp - 4], 0
mov dword [ebp - 0x2c], eax
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0
mov dword [ebp - 0x30], ecx
jb 0x448337
mov eax, dword [eax]
mov dword [ebp - 0x2c], eax
cmp ecx, 8
jae 0x44834f
movups xmm0, xmmword [eax]
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x14], 7
movups xmmword [ebp - 0x28], xmm0
jmp 0x44838d
mov esi, ecx
mov eax, SysReAllocString
or esi, 7
lea ecx, [ebp - 0x28]
cmp esi, eax
cmova esi, eax
lea eax, [esi + 1]
push eax
call fcn.00409110
mov ecx, dword [ebp - 0x30]
mov dword [ebp - 0x28], eax
lea ecx, [ecx*2 + 2]
push ecx
push dword [ebp - 0x2c]
push eax
call fcn.0048b0b0
mov eax, dword [ebp - 0x30]
add esp, 0xc
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], esi
push 0x4f6f74
lea ecx, [ebp - 0x28]
mov byte [ebp - 4], 1
call fcn.00449490
cmp dword [ebp - 0x14], 8
lea eax, [ebp - 0x28]
cmovae eax, dword [ebp - 0x28]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x4483bb
mov dword [edi + 0x1c], 0
cmp dword [edi + 0x28], 0
je 0x4483f4
mov eax, dword [edi]
mov ecx, edi
push 1
mov eax, dword [eax + 8]
call eax
test al, al
je 0x4483f4
push str._______log_reload_switch
lea ecx, [ebp - 0x4c]
call fcn.0040b500
mov ecx, dword [edi + 0x28]
lea edx, [ebp - 0x4c]
push edx
mov byte [ebp - 4], 2
mov eax, dword [ecx]
call dword [eax]
lea ecx, [ebp - 0x4c]
call fcn.00406960
lea ecx, [ebp - 0x28]
call fcn.00406960
lea ecx, [ebp - 0x34]
call fcn.00447c10
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00458b47
mov esp, ebp
pop ebp
ret 4
Function at 0x448d70
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e5907
mov eax, dword fs:[0]
push eax
sub esp, 0x44
mov eax, dword [0x51d27c]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov ebx, dword [ebp + 8]
lea esi, [edi + 4]
mov eax, dword [ebp + 0xc]
mov dword [ebp - 0x2c], ebx
mov dword [ebp - 0x30], eax
mov dword [ebp - 0x34], esi
test esi, esi
je 0x448dba
push esi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov ecx, ebx
mov dword [ebp - 4], 0
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x448dc6
sub ecx, edx
sar ecx, 1
push ecx
push ebx
lea ecx, [edi + 0x2c]
call fcn.00424ce0
cmp dword [edi + 0x28], 0
mov eax, dword [ebp + 0x18]
mov dword [edi + 0x44], eax
mov eax, dword [ebp + 0x14]
mov dword [edi + 0x24], eax
jne 0x448e33
push 0x48
call fcn.00458b87
mov ebx, eax
add esp, 4
mov dword [ebp - 0x38], ebx
mov byte [ebp - 4], 1
test ebx, ebx
je 0x448e27
push 0x48
push 0
push ebx
call fcn.0048bbb0
add esp, 0xc
mov ecx, ebx
push dword [ebp + 0x14]
push dword [ebp - 0x30]
push dword [ebp - 0x2c]
call fcn.00447a00
jmp 0x448e29
xor eax, eax
mov ebx, dword [ebp - 0x2c]
mov byte [ebp - 4], 0
mov dword [edi + 0x28], eax
xor eax, eax
mov dword [ebp - 0x18], 0
cmp dword [ebp + 0x10], eax
mov ecx, ebx
mov dword [ebp - 0x14], 7
sete al
lea edx, [ecx + 2]
lea eax, [eax*2 + 1]
mov dword [edi + 0x1c], eax
xor eax, eax
mov word [ebp - 0x28], ax
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x448e60
sub ecx, edx
sar ecx, 1
push ecx
push ebx
lea ecx, [ebp - 0x28]
call fcn.00424ce0
push 3
push 0x4f6f74
lea ecx, [ebp - 0x28]
mov byte [ebp - 4], 2
call fcn.0041cdb0
cmp dword [ebp - 0x14], 8
lea eax, [ebp - 0x28]
cmovae eax, dword [ebp - 0x28]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x448eaf
mov eax, dword [ebp + 0x10]
mov dword [edi + 0x1c], 0
mov dword [edi + 0x20], eax
cmp dword [edi + 0x28], 0
je 0x448efe
mov eax, dword [edi]
mov ecx, edi
push 1
mov eax, dword [eax + 8]
call eax
test al, al
je 0x448efe
push 0x10
xor eax, eax
mov dword [ebp - 0x40], 0
push str._______log_start
lea ecx, [ebp - 0x50]
mov dword [ebp - 0x3c], 7
mov word [ebp - 0x50], ax
call fcn.00424ce0
mov ecx, dword [edi + 0x28]
lea edx, [ebp - 0x50]
push edx
mov byte [ebp - 4], 3
mov eax, dword [ecx]
call dword [eax]
lea ecx, [ebp - 0x50]
call fcn.00406960
mov edx, dword [ebp - 0x14]
cmp edx, 8
jb 0x448f34
mov ecx, dword [ebp - 0x28]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x448f2a
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x448f71
push edx
push ecx
call fcn.00458729
add esp, 8
xor eax, eax
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 7
mov word [ebp - 0x28], ax
test esi, esi
je 0x448f53
push esi
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00458b47
mov esp, ebp
pop ebp
ret 0x14
call fcn.00496138
int3
Function at 0x44b260
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x51d27c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
lea ecx, [ebp - 0xc]
push esi
mov esi, dword [ebp + 0xc]
push edi
push 0
push 0
push 0x80
push 2
push 1
push 0x40000000
push eax
mov dword [ebp - 0xc], 0
mov dword [ebp - 8], 0
call fcn.00449fa0
mov edi, dword [ebp - 0xc]
test eax, eax
js 0x44b2f3
cmp dword [esi + 0x14], 0x10
mov eax, dword [esi + 0x10]
jb 0x44b2b3
mov esi, dword [esi]
push 0
lea ecx, [ebp - 8]
push ecx
push eax
push esi
push edi
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
jne 0x44b2d1
call fcn.0040c840
mov esi, eax
test esi, esi
js 0x44b2ec
push edi
call dword [sym.imp.KERNEL32.dll_FlushFileBuffers]
test eax, eax
jne 0x44b2ea
call fcn.0040c840
mov esi, eax
not esi
shr esi, 0x1f
jmp 0x44b2f5
xor esi, esi
not esi
shr esi, 0x1f
jmp 0x44b2f5
xor esi, esi
test edi, edi
je 0x44b300
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp - 4]
mov eax, esi
pop edi
xor ecx, ebp
pop esi
call fcn.00458b47
mov esp, ebp
pop ebp
ret
Function at 0x44b7f0
Capabilities:
Encode data using base64 via winapi

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e5e48
mov eax, dword fs:[0]
push eax
sub esp, 0x30
mov eax, dword [0x51d27c]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [ebp + 0x10]
mov edx, 2
mov dword [ebp - 0x38], eax
mov eax, dword [ebp + 0x14]
mov esi, dword [ebp + 8]
mov dword [ebp - 0x34], eax
mov ecx, dword [eax]
mov eax, ecx
add ecx, 0xa
shr eax, 6
add eax, ecx
xor ecx, ecx
mov dword [ebp - 0x2c], eax
mul edx
seto cl
neg ecx
or ecx, eax
push ecx
call fcn.00458737
mov ecx, dword [ebp - 0x2c]
mov edi, eax
add ecx, ecx
push ecx
push 0
push edi
call fcn.0048bbb0
add esp, 0x10
lea eax, [ebp - 0x2c]
push eax
push edi
push SysReAllocString
push dword [ebp + 0xc]
push esi
call dword [sym.imp.CRYPT32.dll_CryptBinaryToStringW]
mov ecx, edi
mov dword [ebp - 0x18], 0
mov esi, eax
mov dword [ebp - 0x14], 7
xor eax, eax
mov dword [ebp - 0x3c], esi
mov word [ebp - 0x28], ax
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x44b894
sub ecx, edx
sar ecx, 1
push ecx
push edi
lea ecx, [ebp - 0x28]
call fcn.00424ce0
push 2
push edi
mov dword [ebp - 4], 0
call fcn.00458729
mov ebx, dword [ebp - 0x14]
add esp, 8
mov edi, dword [ebp - 0x28]
test esi, esi
je 0x44b996
cmp ebx, 8
lea eax, [ebp - 0x28]
cmovae eax, edi
mov edx, dword [ebp - 0x18]
mov dword [ebp - 0x30], edx
nop dword [eax]
cmp ebx, 8
lea ecx, [ebp - 0x28]
cmovae ecx, edi
lea ecx, [ecx + edx*2]
cmp eax, ecx
je 0x44b964
cmp word [eax], 0xa
jne 0x44b95c
cmp ebx, 8
lea ecx, [ebp - 0x28]
cmovae ecx, edi
sub eax, ecx
sar eax, 1
cmp edx, eax
jb 0x44b9e4
mov ecx, edx
lea esi, [eax + eax]
sub ecx, eax
mov edx, 1
cmp ecx, edx
cmovb edx, ecx
cmp ebx, 8
mov ebx, dword [ebp - 0x30]
lea ecx, [ebp - 0x28]
cmovae ecx, edi
sub ebx, edx
mov dword [ebp - 0x18], ebx
add ecx, esi
sub ebx, eax
lea eax, [ebx*2 + 2]
push eax
lea eax, [ecx + edx*2]
push eax
push ecx
call fcn.0048b630
mov ebx, dword [ebp - 0x14]
lea eax, [ebp - 0x28]
mov edi, dword [ebp - 0x28]
add esp, 0xc
cmp ebx, 8
cmovae eax, edi
add eax, esi
jmp 0x44b8d6
add eax, 2
jmp 0x44b8e0
mov esi, dword [ebp - 0x34]
mov ecx, dword [esi]
cmp edx, ecx
jbe 0x44b971
xor esi, esi
jmp 0x44b996
cmp ebx, 8
lea eax, [ebp - 0x28]
push edx
cmovae eax, edi
push eax
push ecx
push dword [ebp - 0x38]
call fcn.004ab008
mov eax, dword [ebp - 0x18]
add esp, 0x10
mov ebx, dword [ebp - 0x14]
mov edi, dword [ebp - 0x28]
mov dword [esi], eax
mov esi, dword [ebp - 0x3c]
cmp ebx, 8
jb 0x44b9c6
lea ebx, [ebx*2 + 2]
mov eax, edi
cmp ebx, 0x1000
jb 0x44b9bc
mov edi, dword [edi - 4]
add ebx, 0x23
sub eax, edi
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x44b9e9
push ebx
push edi
call fcn.00458729
add esp, 8
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00458b47
mov esp, ebp
pop ebp
ret
call fcn.0040fe90
call fcn.00496138
int3
Function at 0x44e510
Capabilities:
Encrypt or decrypt via wincrypt

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e6186
mov eax, dword fs:[0]
push eax
sub esp, 0x108
mov eax, dword [0x51d27c]
xor eax, ebp
mov dword [ebp - 0x14], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
mov esi, dword [ecx + 8]
mov edi, dword [ebp + 8]
mov ebx, dword [ebp + 0x14]
mov dword [ebp - 0xb4], ecx
mov dword [ebp - 4], 0
test esi, esi
je 0x44e5fd
test edi, edi
je 0x44e629
mov edx, dword [ebp + 0x10]
test edx, 0xf
jne 0x44e655
lea eax, [edx - 0x10]
cmp dword [ebp + 0xc], eax
jbe 0x44e681
cmp byte [ecx + 0x10], 0
je 0x44e6ad
lea eax, [ebp - 0x18]
mov dword [ebp - 0x18], edx
push eax
push edi
push 0
push 1
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptDecrypt]
mov ecx, eax
test ecx, ecx
je 0x44e6d9
jmp 0x44e5d5
mov eax, dword [ebp - 0x18]
mov dword [ebx], eax
test ecx, ecx
setne al
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.00458b47
mov esp, ebp
pop ebp
ret 0x10
push 0x80090003
call dword [sym.imp.KERNEL32.dll_SetLastError]
push str.Decrypt_1_:_Key_is_not_valid
lea ecx, [ebp - 0xc0]
call fcn.0044d930
push 0x5138e8
lea eax, [ebp - 0xc0]
push eax
call fcn.0048abb7
push 0x6f8
call dword [sym.imp.KERNEL32.dll_SetLastError]
push str.Decrypt_1_:_Buffer_is_NULL
lea ecx, [ebp - 0xcc]
call fcn.0044d930
push 0x5138e8
lea eax, [ebp - 0xcc]
push eax
call fcn.0048abb7
push 0x80090005
call dword [sym.imp.KERNEL32.dll_SetLastError]
push str.Decrypt_1_:_Data_size_is_not_a_multple_of_block_size
lea ecx, [ebp - 0xd8]
call fcn.0044d930
push 0x5138e8
lea eax, [ebp - 0xd8]
push eax
call fcn.0048abb7
push 0x80090028
call dword [sym.imp.KERNEL32.dll_SetLastError]
push str.Decrypt_1_:_Buffer_is_too_small
lea ecx, [ebp - 0xe4]
call fcn.0044d930
push 0x5138e8
lea eax, [ebp - 0xe4]
push eax
call fcn.0048abb7
push 0x80090027
call dword [sym.imp.KERNEL32.dll_SetLastError]
push str.Decrypt_1_:_IV_has_not_been_set
lea ecx, [ebp - 0xf0]
call fcn.0044d930
push 0x5138e8
lea eax, [ebp - 0xf0]
push eax
call fcn.0048abb7
push 0x98
lea ecx, [ebp - 0xb0]
call fcn.0044f980
push 1
push 2
lea ecx, [ebp - 0xb0]
call fcn.0044d5d0
lea eax, [ebp - 0xb0]
mov byte [ebp - 4], 1
push str.Decrypt_1_:_CryptDecrypt_failed__
push eax
call fcn.0044d340
mov esi, dword [sym.imp.KERNEL32.dll_GetLastError]
add esp, 8
call esi
push eax
call fcn.0044f130
push eax
lea eax, [ebp - 0xb0]
push eax
call fcn.0044d340
add esp, 0xc
lea eax, [ebp - 0xb0]
push str.__0x
push eax
call fcn.0044d340
add esp, 8
mov ecx, eax
push 0x44f9a0
call fcn.0044e0c0
mov edi, eax
call esi
push eax
mov ecx, edi
call fcn.0044de00
push 0x4f8930
push eax
call fcn.0044d340
add esp, 8
mov dword [ebx], 0
lea eax, [ebp - 0x114]
lea ecx, [ebp - 0xb0]
push eax
call fcn.00450020
mov ecx, eax
mov byte [ebp - 4], 2
call fcn.0042d45b
push eax
lea ecx, [ebp - 0xfc]
call fcn.0044d930
push 0x5138e8
lea eax, [ebp - 0xfc]
push eax
call fcn.0048abb7
push 0
push 0
call fcn.0048abb7
int3