joyce8/EMBER2024-capa huggingface dataset:
Function at 0x427e10
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
cmp eax, 0x400000
jbe 0x427e22
mov eax, 0x400000
mov edx, dword [ebp + 0xc]
push 0
lea ecx, [ebp + 0x10]
push ecx
push eax
mov eax, dword [ebp + 8]
mov ecx, dword [eax + 0xc]
push edx
push ecx
mov dword [ebp + 0x10], 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov ecx, dword [ebp + 0x14]
test eax, eax
setne al
test ecx, ecx
je 0x427e52
mov edx, dword [ebp + 0x10]
mov dword [ecx], edx
test al, al
je 0x427e5c
xor eax, eax
pop ebp
ret 0x10
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x427e6f
mov eax, 0x80004005
pop ebp
ret 0x10
jle 0x427e7b
and eax, 0xffff
or eax, 0x80070000
pop ebp
ret 0x10

Function at 0x427fb0
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov edx, dword [ecx + 8]
push esi
push edi
lea eax, [ebp + 8]
push eax
push edx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, 0xffffffff
jne 0x427fd9
mov edi, dword [sym.imp.KERNEL32.dll_GetLastError]
call edi
test eax, eax
jne 0x427ff4
mov edx, dword [ebp + 8]
xor eax, eax
xor ecx, ecx
add ecx, esi
adc edx, eax
mov eax, dword [ebp + 0xc]
pop edi
mov dword [eax], ecx
mov dword [eax + 4], edx
xor eax, eax
pop esi
pop ebp
ret 8
call edi
test eax, eax
jne 0x428005
pop edi
mov eax, 0x80004005
pop esi
pop ebp
ret 8
jle 0x428011
and eax, 0xffff
or eax, 0x80070000
pop edi
pop esi
pop ebp
ret 8

Function at 0x428060
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
cmp eax, 0x400000
jbe 0x428072
mov eax, 0x400000
mov edx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push 0
lea ecx, [ebp + 0x10]
push ecx
push eax
mov eax, dword [esi + 8]
push edx
push eax
mov dword [ebp + 0x10], 0
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov ecx, dword [ebp + 0x14]
test eax, eax
mov eax, dword [ebp + 0x10]
setne dl
add dword [esi + 0x10], eax
adc dword [esi + 0x14], 0
pop esi
test ecx, ecx
je 0x4280ab
mov dword [ecx], eax
test dl, dl
je 0x4280b5
xor eax, eax
pop ebp
ret 0x10
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x4280c8
mov eax, 0x80004005
pop ebp
ret 0x10
jle 0x4280d4
and eax, 0xffff
or eax, 0x80070000
pop ebp
ret 0x10

Function at 0x428270
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0x14]
test esi, esi
je 0x428281
mov dword [esi], 0
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x4282ba
mov eax, 0x8000
cmp ecx, eax
jae 0x428293
mov eax, ecx
mov edx, dword [ebp + 0xc]
push 0
lea ecx, [ebp + 0x14]
push ecx
push eax
push edx
push 0xfffffffffffffff5
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
test esi, esi
je 0x4282b6
mov ecx, dword [ebp + 0x14]
add dword [esi], ecx
test eax, eax
je 0x4282c1
xor eax, eax
pop esi
pop ebp
ret 0x10
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x4282d5
mov eax, 0x80004005
pop esi
pop ebp
ret 0x10
jle 0x4282e1
and eax, 0xffff
or eax, 0x80070000
pop esi
pop ebp
ret 0x10
Function at 0x428620
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5b5e68
mov eax, dword fs:[0]
push eax
push ecx
push esi
push edi
mov eax, dword [0x621d30]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, dword [ebp + 8]
mov dword [esi + 4], vtable.ICompressSetInStream.0
mov dword [esi + 8], vtable.ISequentialInStream.0
mov dword [esi + 0xc], vtable.ICompressSetOutStream.0
mov dword [esi + 0x10], vtable.ISequentialOutStream.0
mov dword [esi + 0x14], vtable.IOutStreamFlush.0
mov dword [esi + 0x18], vtable.ICryptoSetPassword.0
mov dword [esi + 0x1c], vtable.ICompressSetCoderProperties.0
mov dword [esi + 0x20], vtable.ICompressWriteCoderProperties.0
mov dword [esi + 0x24], vtable.ICryptoResetInitVector.0
mov dword [esi + 0x28], vtable.ICompressSetDecoderProperties2.0
xor edi, edi
mov dword [esi + 0x2c], edi
mov dword [esi], vtable.CFilterCoder.0
mov dword [esi + 4], vtable.CFilterCoder.1.0
mov dword [esi + 8], vtable.CFilterCoder.2.0
mov dword [esi + 0xc], vtable.CFilterCoder.3.0
mov dword [esi + 0x10], vtable.CFilterCoder.4.0
mov dword [esi + 0x14], vtable.CFilterCoder.5.0
mov dword [esi + 0x18], vtable.CFilterCoder.6.0
mov dword [esi + 0x1c], vtable.CFilterCoder.7.0
mov dword [esi + 0x20], vtable.CFilterCoder.8.0
mov dword [esi + 0x24], vtable.CFilterCoder.9.0
mov dword [esi + 0x28], vtable.CFilterCoder.10.0
mov dword [esi + 0x34], edi
mov dword [ebp - 4], edi
mov dword [esi + 0x38], edi
mov dword [esi + 0x60], edi
mov dword [esi + 0x64], edi
mov dword [esi + 0x68], edi
mov dword [esi + 0x6c], edi
mov dword [esi + 0x70], edi
mov dword [esi + 0x74], edi
push 4
push 0x1000
push 0x20000
push edi
mov byte [ebp - 4], 7
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov dword [esi + 0x30], eax
cmp eax, edi
jne 0x42872d
push 0x611024
lea eax, [ebp - 0x10]
push eax
mov dword [ebp - 0x10], 1
call fcn.00594281
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
Function at 0x428750
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5b511d
mov eax, dword fs:[0]
push eax
push esi
mov eax, dword [0x621d30]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, dword [ebp + 8]
mov dword [esi], vtable.CFilterCoder.0
mov dword [esi + 4], vtable.CFilterCoder.1.0
mov dword [esi + 8], vtable.CFilterCoder.2.0
mov dword [esi + 0xc], vtable.CFilterCoder.3.0
mov dword [esi + 0x10], vtable.CFilterCoder.4.0
mov dword [esi + 0x14], vtable.CFilterCoder.5.0
mov dword [esi + 0x18], vtable.CFilterCoder.6.0
mov dword [esi + 0x1c], vtable.CFilterCoder.7.0
mov dword [esi + 0x20], vtable.CFilterCoder.8.0
mov dword [esi + 0x24], vtable.CFilterCoder.9.0
mov dword [esi + 0x28], vtable.CFilterCoder.10.0
mov dword [ebp - 4], 6
mov eax, dword [esi + 0x30]
test eax, eax
je 0x4287de
push 0x8000
push 0
push eax
call dword [sym.imp.KERNEL32.dll_VirtualFree]
mov eax, dword [esi + 0x74]
test eax, eax
je 0x4287ed
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov byte [ebp - 4], 5
mov eax, dword [esi + 0x70]
test eax, eax
je 0x428800
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov byte [ebp - 4], 4
mov eax, dword [esi + 0x6c]
test eax, eax
je 0x428813
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov byte [ebp - 4], 3
mov eax, dword [esi + 0x68]
test eax, eax
je 0x428826
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov byte [ebp - 4], 2
mov eax, dword [esi + 0x64]
test eax, eax
je 0x428839
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov byte [ebp - 4], 1
mov eax, dword [esi + 0x60]
test eax, eax
je 0x42884c
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov byte [ebp - 4], 0
mov eax, dword [esi + 0x38]
test eax, eax
je 0x42885f
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov dword [ebp - 4], 0xffffffff
mov esi, dword [esi + 0x34]
test esi, esi
je 0x428875
mov eax, dword [esi]
mov ecx, dword [eax + 8]
push esi
call ecx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret 4
Function at 0x42b340
Capabilities:
Delete file
Set file attributes

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5b728e
mov eax, dword fs:[0]
push eax
push esi
push edi
mov eax, dword [0x621d30]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, dword [ebp + 8]
mov dword [ebp - 4], 2
mov eax, dword [esi + 0x14]
push eax
call fcn.00489718
mov byte [ebp - 4], 1
mov eax, dword [esi + 0x1c]
push eax
call fcn.00489718
mov eax, dword [esi + 0x10]
or edi, 0xffffffff
add esp, 8
cmp eax, edi
je 0x42b39f
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test eax, eax
je 0x42b39f
mov dword [esi + 0x10], edi
mov dword [ebp - 4], edi
cmp byte [esi], 0
je 0x42b3ce
mov edi, dword [esi + 4]
push 0
push edi
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
jne 0x42b3bb
xor al, al
jmp 0x42b3c7
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
setne al
test al, al
sete al
mov byte [esi], al
mov ecx, dword [esi + 4]
push ecx
call fcn.00489718
add esp, 4
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
Function at 0x42b600
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5b7218
mov eax, dword fs:[0]
push eax
sub esp, 0x14
push ebx
push esi
mov eax, dword [0x621d30]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [edi + 0x10]
or esi, 0xffffffff
cmp eax, esi
je 0x42b63f
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test eax, eax
je 0x42b6b7
mov dword [edi + 0x10], esi
mov eax, dword [edi + 0x18]
xor ecx, ecx
mov dword [ebp - 0x20], ecx
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0x14], esi
cmp eax, ecx
jbe 0x42b684
mov ecx, dword [edi + 0x14]
mov ebx, dword [ebp + 8]
call fcn.00432fb0
test eax, eax
jne 0x42b6bc
mov eax, dword [edi + 0x18]
mov edx, dword [edi + 0x14]
push 0x62c608
push eax
mov ecx, esi
call dword [0x62ca08]
mov dword [ebp - 0x14], eax
mov eax, dword [edi + 0x18]
mov dword [ebp - 0x20], eax
mov dword [ebp - 0x1c], 0
cmp byte [edi + 0x28], 0
je 0x42b765
mov dword [ebp - 0x10], esi
mov dword [ebp - 4], 0
mov eax, dword [edi + 0x1c]
push eax
lea esi, [ebp - 0x10]
call fcn.0044bf50
test al, al
jne 0x42b6cf
mov eax, dword [ebp - 0x10]
cmp eax, 0xffffffff
je 0x42b6b7
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 0x80004005
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp - 0x1c]
cmp ecx, dword [edi + 0x34]
ja 0x42b756
jb 0x42b6e1
mov edx, dword [ebp - 0x20]
cmp edx, dword [edi + 0x30]
jae 0x42b756
mov eax, dword [edi + 0x14]
mov edx, dword [ebp - 0x10]
push 0
lea ecx, [ebp - 0x18]
push ecx
push 0x100000
push eax
push edx
mov dword [ebp - 0x18], 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x42b79e
mov esi, dword [ebp - 0x18]
test esi, esi
je 0x42b756
mov ecx, dword [edi + 0x14]
mov ebx, dword [ebp + 8]
mov eax, esi
call fcn.00432fb0
mov ebx, eax
test ebx, ebx
jne 0x42b7ab
mov edx, dword [edi + 0x14]
mov ecx, dword [ebp - 0x14]
push 0x62c608
push esi
call dword [0x62ca08]
add dword [ebp - 0x20], esi
mov dword [ebp - 0x14], eax
mov eax, dword [ebp - 0x1c]
adc eax, ebx
mov dword [ebp - 0x1c], eax
cmp eax, dword [edi + 0x34]
jb 0x42b6e1
ja 0x42b756
mov eax, dword [ebp - 0x20]
cmp eax, dword [edi + 0x30]
jb 0x42b6e1
mov eax, dword [ebp - 0x10]
cmp eax, 0xffffffff
je 0x42b765
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp - 0x14]
cmp dword [edi + 0x38], ecx
jne 0x42b6b7
mov edx, dword [ebp - 0x20]
cmp edx, dword [edi + 0x30]
jne 0x42b6b7
mov eax, dword [ebp - 0x1c]
cmp eax, dword [edi + 0x34]
jne 0x42b6b7
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
lea esi, [ebp - 0x10]
call fcn.00407140
jmp 0x42b6b7
lea esi, [ebp - 0x10]
call fcn.00407140
mov eax, ebx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x42cad0
Capabilities:
Access peb ldr_data
Get process heap flags

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5b7188
mov eax, dword fs:[0]
push eax
push esi
push edi
mov eax, dword [0x621d30]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov al, byte [ebx]
mov edi, dword [ebp + 8]
mov byte [edi], al
mov ecx, dword [ebx + 4]
mov dword [edi + 4], ecx
mov edx, dword [ebx + 8]
lea eax, [ebx + 0xc]
push eax
lea ecx, [edi + 0xc]
mov dword [edi + 8], edx
call fcn.00407160
lea ecx, [ebx + 0x18]
push ecx
lea edx, [edi + 0x18]
push edx
mov dword [ebp - 4], 0
call fcn.0042cb90
xor eax, eax
mov byte [ebp - 4], 1
lea esi, [edi + 0x2c]
push eax
mov dword [esi], vtable.CBuffer_unsigned_char_.0
mov dword [esi + 4], eax
mov dword [esi + 8], eax
call fcn.00489718
xor ecx, ecx
mov dword [esi + 8], ecx
mov dword [esi + 4], ecx
mov eax, dword [ebx + 0x30]
add esp, 4
cmp eax, ecx
jbe 0x42cb72
mov edi, eax
call fcn.00403110
mov eax, dword [ebx + 0x30]
mov ecx, dword [ebx + 0x34]
mov edx, dword [esi + 8]
push eax
push ecx
push edx
call fcn.00590a40
mov edi, dword [ebp + 8]
add esp, 0xc
mov al, byte [ebx + 0x38]
mov byte [edi + 0x38], al
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4

Function at 0x42ee80
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x5b5d18
mov eax, dword fs:[0]
push eax
sub esp, 0x18
push esi
mov eax, dword [0x621d30]
xor eax, esp
push eax
lea eax, [esp + 0x20]
mov dword fs:[0], eax
mov eax, dword [ebp + 8]
xor ecx, ecx
mov dword [esp + 0xc], ecx
lea edx, [esp + 0xc]
push edx
mov edx, dword [ebp + 0x10]
push edx
mov edx, dword [ebp + 0xc]
mov dword [esp + 0x30], ecx
mov byte [edi], cl
mov ecx, dword [eax]
push edx
push eax
mov eax, dword [ecx + 0x18]
call eax
mov esi, eax
test esi, esi
je 0x42ef0d
movzx eax, word [esp + 0xc]
add eax, 0xfffffffe
cmp eax, 0x3e
ja case.0x42eee8.8
movzx ecx, byte [eax + 0x42efa4]
jmp dword [ecx*4 + 0x42ef9c]
lea edx, [esp + 0xc]
push edx
call dword [sym.imp.OLEAUT32.dll_VariantCopy]
mov eax, esi
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret
mov ax, word [esp + 0xc]
cmp ax, 0xb
jne 0x42ef3c
cmp word [esp + 0x14], 0
setne cl
mov byte [edi], cl
movzx eax, ax
add eax, 0xfffffffe
cmp eax, 0x3e
ja case.0x42ef35.8
movzx ecx, byte [eax + 0x42efec]
jmp dword [ecx*4 + 0x42efe4]
test ax, ax
je 0x42ef23
movzx eax, ax
add eax, 0xfffffffe
cmp eax, 0x3e
ja case.0x42ef53.8
movzx edx, byte [eax + 0x42f034]
jmp dword [edx*4 + 0x42f02c]
lea eax, [esp + 0xc]
push eax
call dword [sym.imp.OLEAUT32.dll_VariantCopy]
mov eax, 0x80004005
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret
lea edx, [esp + 0xc]
push edx
call dword [sym.imp.OLEAUT32.dll_VariantCopy]
xor eax, eax
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x437da0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0x10]
mov edx, dword [edx]
sub esp, 0xc
xor eax, eax
and edx, 7
cmp ecx, 5
jae 0x437db9
mov esp, ebp
pop ebp
ret
add dword [ebp + 0xc], 5
push ebx
push esi
mov esi, dword [ebp + 8]
lea ebx, [esi + ecx - 4]
push edi
mov dword [ebp - 8], 0xffffffff
mov dword [ebp - 0xc], ebx
mov esi, dword [ebp + 8]
lea edi, [eax + esi]
cmp edi, ebx
jae 0x437ded
jmp 0x437de0
mov al, byte [edi]
and al, 0xfe
cmp al, 0xe8
je 0x437ded
inc edi
cmp edi, ebx
jb 0x437de0
mov eax, edi
sub eax, esi
mov ecx, eax
sub ecx, dword [ebp - 8]
cmp edi, ebx
jae 0x437f12
cmp ecx, 3
jbe 0x437e0a
xor esi, esi
mov dword [ebp - 4], esi
jmp 0x437e4d
dec ecx
shl edx, cl
and edx, 7
mov dword [ebp - 4], edx
je 0x437e4a
mov ecx, edx
movzx edx, byte [ecx + 0x5ec8a8]
mov esi, edi
sub esi, edx
cmp byte [ecx + 0x5ec8a0], 0
mov dl, byte [esi + 4]
je 0x437e37
test dl, dl
je 0x437e37
cmp dl, 0xff
jne 0x437e4a
and ecx, 3
add ecx, ecx
or ecx, 1
mov dword [ebp - 8], eax
mov dword [ebp - 4], ecx
inc eax
mov edx, ecx
jmp 0x437dd1
mov esi, dword [ebp - 4]
mov cl, byte [edi + 4]
mov dword [ebp - 8], eax
test cl, cl
je 0x437e6f
cmp cl, 0xff
je 0x437e6f
and esi, 3
add esi, esi
or esi, 1
mov dword [ebp - 4], esi
inc eax
mov edx, esi
jmp 0x437dd1
movzx edx, cl
movzx ecx, byte [edi + 3]
shl edx, 8
or edx, ecx
movzx ecx, byte [edi + 2]
shl edx, 8
or edx, ecx
movzx ecx, byte [edi + 1]
shl edx, 8
or edx, ecx
lea ecx, [ecx]
cmp dword [ebp + 0x14], 0
je 0x437e9e
lea ebx, [edx + eax]
add ebx, dword [ebp + 0xc]
jmp 0x437ea5
sub edx, eax
sub edx, dword [ebp + 0xc]
mov ebx, edx
test esi, esi
je 0x437ee2
movzx esi, byte [esi + 0x5ec8a8]
add esi, esi
add esi, esi
add esi, esi
mov ecx, 0x18
sub ecx, esi
mov edx, ebx
shr edx, cl
mov cl, dl
test cl, cl
je 0x437ecc
cmp cl, 0xff
jne 0x437ee2
mov ecx, 0x20
sub ecx, esi
mov esi, dword [ebp - 4]
mov edx, 1
shl edx, cl
dec edx
xor edx, ebx
jmp 0x437e90
mov ecx, ebx
shr ecx, 0x18
and cl, 1
dec cl
not cl
mov byte [edi + 4], cl
mov edx, ebx
shr edx, 0x10
mov ecx, ebx
shr ecx, 8
mov byte [edi + 3], dl
mov edx, dword [ebp - 4]
mov byte [edi + 1], bl
mov ebx, dword [ebp - 0xc]
mov byte [edi + 2], cl
add eax, 5
jmp 0x437dd1
pop edi
pop esi
pop ebx
cmp ecx, 3
jbe 0x437f25
mov ecx, dword [ebp + 0x10]
xor edx, edx
mov dword [ecx], edx
mov esp, ebp
pop ebp
ret
dec ecx
shl edx, cl
mov ecx, dword [ebp + 0x10]
and edx, 7
mov dword [ecx], edx
mov esp, ebp
pop ebp
ret
Function at 0x43b730
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
xor edx, edx
push esi
mov dword [eax + 0x30], edx
mov dword [eax + 0x4c], edx
mov dword [eax + 0x20], edx
mov dword [eax + 0x2c], 0x20
mov dword [eax + 0x54], 1
mov dword [eax + 0x48], 4
mov dword [eax + 0x58], edx
lea esi, [eax + 0x70]
mov eax, edx
and eax, 1
dec eax
not eax
and eax, 0xedb88320
mov ecx, edx
shr ecx, 1
xor eax, ecx
mov ecx, eax
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
shr eax, 1
xor ecx, eax
mov eax, ecx
and eax, 1
dec eax
shr ecx, 1
not eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
shr eax, 1
xor ecx, eax
mov eax, ecx
and eax, 1
dec eax
shr ecx, 1
not eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
shr eax, 1
xor ecx, eax
mov eax, ecx
and eax, 1
dec eax
shr ecx, 1
not eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
shr eax, 1
xor ecx, eax
mov dword [esi], ecx
inc edx
add esi, 4
cmp edx, 0x100
jb 0x43b757
pop esi
ret

Function at 0x440f90
Capabilities:
Encode data using xor

Disassembly:
push ebx
xor eax, eax
or ecx, 0x100
push edi
lea ebx, [ebx]
mov ebx, ecx
shr ebx, 7
mov edi, ecx
shr edi, 8
movzx edi, word [esi + edi*2]
and ebx, 1
neg ebx
sar ebx, 4
shr edi, 4
and ebx, 0x7f
xor edi, ebx
add eax, dword [edx + edi*4]
add ecx, ecx
cmp ecx, 0x10000
jb 0x440fa0
pop edi
pop ebx
ret

Function at 0x440fd0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
mov esi, eax
mov edx, pe_nt_image_headers32
xor eax, eax
push edi
or ecx, edx
add esi, esi
mov edi, edx
and edi, esi
add edi, edx
mov ebx, ecx
shr ebx, 8
add ebx, edi
mov edi, dword [ebp + 8]
movzx edi, word [edi + ebx*2]
mov ebx, ecx
shr ebx, 7
and ebx, 1
neg ebx
shr edi, 4
sar ebx, 4
and ebx, 0x7f
xor edi, ebx
mov ebx, dword [ebp + 0xc]
add eax, dword [ebx + edi*4]
add ecx, ecx
mov edi, ecx
xor edi, esi
not edi
and edx, edi
cmp ecx, 0x10000
jb 0x440fe1
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x441290
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
mov ebx, dword [ebp + 8]
movzx eax, word [ebx]
mov ecx, eax
shr ecx, 4
mov edx, dword [esi + ecx*4]
movzx ecx, word [ebx + 2]
mov dword [ebp - 0xc], edx
mov edx, ecx
xor eax, 0x7f0
xor ecx, 0x7f0
shr edx, 4
mov edx, dword [esi + edx*4]
shr eax, 4
mov eax, dword [esi + eax*4]
shr ecx, 4
mov ecx, dword [esi + ecx*4]
add edx, eax
add ecx, eax
mov dword [ebp - 0x10], edx
push edi
mov dword [ebp - 0x14], ecx
xor edx, edx
jmp 0x4412e0
cmp edx, dword [ebp + 0x10]
jae 0x441400
mov eax, edx
xor edi, edi
or eax, 8
mov dword [ebp - 4], edi
cmp eax, 1
je 0x441329
mov edi, dword [ebp + 0xc]
mov ecx, eax
and eax, 1
shr ecx, 1
lea edi, [ecx + edi*8]
movzx edi, word [ebx + edi*2 + 4]
neg eax
sar eax, 4
shr edi, 4
and eax, 0x7f
xor edi, eax
mov eax, edi
mov edi, dword [ebp - 4]
add edi, dword [esi + eax*4]
mov eax, ecx
mov dword [ebp - 4], edi
cmp eax, 1
jne 0x4412f8
add edi, dword [ebp - 0xc]
mov ecx, dword [ebp + 0x14]
mov dword [ecx + edx*4], edi
inc edx
cmp edx, 8
jb 0x4412e0
cmp edx, 0x10
jae 0x4413aa
lea eax, [edx - 8]
mov dword [ebp - 8], eax
cmp edx, dword [ebp + 0x10]
jae 0x441400
xor edi, edi
or eax, 8
mov dword [ebp - 4], edi
cmp eax, 1
je 0x441394
lea esp, [esp]
mov edi, dword [ebp + 0xc]
mov ecx, eax
and eax, 1
shr ecx, 1
lea edi, [ecx + edi*8]
movzx edi, word [ebx + edi*2 + 0x104]
neg eax
sar eax, 4
shr edi, 4
and eax, 0x7f
xor edi, eax
mov eax, edi
mov edi, dword [ebp - 4]
add edi, dword [esi + eax*4]
mov eax, ecx
mov dword [ebp - 4], edi
cmp eax, 1
jne 0x441360
add edi, dword [ebp - 0x10]
mov ecx, dword [ebp + 0x14]
mov eax, dword [ebp - 8]
mov dword [ecx + edx*4], edi
inc edx
inc eax
mov dword [ebp - 8], eax
cmp edx, 0x10
jb 0x441343
cmp edx, dword [ebp + 0x10]
jae 0x441400
lea eax, [edx - 0x10]
mov dword [ebp - 8], eax
or eax, 0x100
xor edi, edi
cmp eax, 1
je 0x4413ea
mov ecx, eax
and eax, 1
shr ecx, 1
movzx ebx, word [ebx + ecx*2 + 0x204]
neg eax
sar eax, 4
shr ebx, 4
and eax, 0x7f
xor ebx, eax
add edi, dword [esi + ebx*4]
mov ebx, dword [ebp + 8]
mov eax, ecx
cmp eax, 1
jne 0x4413c1
add edi, dword [ebp - 0x14]
mov ecx, dword [ebp + 0x14]
mov eax, dword [ebp - 8]
mov dword [ecx + edx*4], edi
inc edx
inc eax
mov dword [ebp - 8], eax
cmp edx, dword [ebp + 0x10]
jb 0x4413b5
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x442eb0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
xor esi, esi
lea eax, [edi + 0x32550]
mov dword [ebp - 8], esi
mov dword [ebp - 0xc], eax
lea ebx, [ebx]
xor edx, edx
lea ecx, [edx + 1]
mov dword [ebp - 4], 4
lea esp, [esp]
movzx ebx, word [edi + ecx*2 + 0x32bf4]
mov eax, esi
and eax, 1
mov edi, eax
neg edi
sar edi, 4
and edi, 0x7f
shr ebx, 4
xor ebx, edi
mov edi, dword [ebp + 8]
add edx, dword [edi + ebx*4 + 0x30ea0]
add ecx, ecx
shr esi, 1
or ecx, eax
dec dword [ebp - 4]
jne 0x442ee0
mov eax, dword [ebp - 0xc]
mov esi, dword [ebp - 8]
inc esi
mov dword [eax], edx
add eax, 4
mov dword [ebp - 8], esi
mov dword [ebp - 0xc], eax
cmp esi, 0x10
jb 0x442ed0
mov dword [edi + 0x32590], 0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret