joyce8/EMBER2024-capa huggingface dataset:
Function at 0x401016
Capabilities:
Check if file exists
Create directory
Get file attributes

Disassembly:
push esi
mov esi, dword [esp + 0xc]
test esi, esi
je 0x4010a6
push ebp
mov ebp, dword [esp + 0x14]
push edi
mov edi, dword [esp + 0x10]
push ebx
cmp byte [esi], 0
je 0x4010a3
push 0x5c
push esi
call dword [sym.imp.MSVCR80.dll_strchr]
mov esi, eax
test esi, esi
pop ecx
pop ecx
je 0x4010a3
push edi
mov byte [esi], 0
call dword [sym.imp.kernel32.dll_GetFileAttributesA]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x40107c
push 0
push edi
call dword [sym.imp.kernel32.dll_CreateDirectoryA]
test eax, eax
jne 0x401075
test ebp, ebp
je 0x401075
push edi
push str.CreateDirectory___s_
push 5
call ebp
add esp, 0xc
jmp 0x40107c
push edi
push 1
call ebp
pop ecx
pop ecx
test bl, 0x10
jne 0x40109d
push 0xb7
call dword [sym.imp.kernel32.dll_SetLastError]
test ebp, ebp
je 0x40109d
push edi
push str.CreateDirectory___s_
push 5
call ebp
add esp, 0xc
mov byte [esi], 0x5c
inc esi
jne 0x40102e
pop ebx
pop edi
pop ebp
xor eax, eax
inc eax
pop esi
ret

Function at 0x401bc8
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x54
pushal
call 0x401bd7
pop dword [ebp - 0x44]
mov eax, 0x401bd7
sub dword [ebp - 0x44], eax
mov dword [ebp - 0x54], 0x2dd01939
sub dword [ebp - 0x54], 0xdf7dd3ee
mov dword [ebp - 0x50], 0xc5684560
sub dword [ebp - 0x50], 0x9334f91b
mov dword [ebp - 0x4c], 0xf3179b28
add dword [ebp - 0x4c], 0x5934a906
mov dword [ebp - 0x48], 0xfe5bf942
sub dword [ebp - 0x48], 0xfe5bf942
lea eax, [ebp - 0x54]
push eax
mov eax, 0x1de05d9d
add eax, 0xe26012c3
add eax, dword [ebp - 0x44]
call dword [eax]
mov dword [ebp - 0x54], 0x18c312ea
add dword [ebp - 0x54], 0x5baf566c
mov dword [ebp - 0x50], 0x8f194bb2
sub dword [ebp - 0x50], 0x4dacea3d
mov dword [ebp - 0x4c], 0xa0233377
sub dword [ebp - 0x4c], 0x3cb3c70b
mov dword [ebp - 0x48], 0x6d882cc8
add dword [ebp - 0x48], 0x9277d338
lea ebx, [ebp - 0x54]
push ebx
push eax
mov eax, sym.imp.kernel32.dll_GetProcAddress
add eax, dword [ebp - 0x44]
call dword [eax]
push 0x40
push 0x1000
push 0x3ca07
push 0
call eax
mov ecx, 0xe848d99b
sub ecx, 0xe8487966
xor edi, edi
add edi, eax
mov edx, 0x410000
add edx, dword [ebp - 0x44]
mov esi, 0x676ae789
add dword [ebp - 0x40], 0x7adad0da
mov ebx, dword [edx]
xor dword [ebp - 0x24], eax
sub ebx, esi
xor dword [ebp - 8], edi
mov dword [edi], ebx
add dword [ebp - 0x24], 0x5b10af9e
add edi, 4
add edx, 4
loop 0x401ce5
add eax, 0x173a7
mov ebx, eax
add eax, 5
mov ecx, 0xf8003298
sub ecx, 0xf7c03298
add ecx, dword [ebp - 0x44]
call ebx
leave
ret
Function at 0x4282a0
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x17000]
push edi
jmp 0x4282ba
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x4282c1
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x4282b0
mov eax, 1
add ebx, ebx
jne 0x4282d3
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x4282c8
jne 0x4282e4
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x4282c8
xor ecx, ecx
sub eax, 3
jb 0x4282f8
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x42836a
mov ebp, eax
add ebx, ebx
jne 0x428303
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x428310
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x428334
inc ecx
add ebx, ebx
jne 0x428320
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x428315
jne 0x428331
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x428315
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x428354
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x428345
jmp 0x4282b6
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x428354
add edi, ecx
jmp 0x4282b6
pop esi
mov edi, esi
mov ecx, 0x115
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x428372
cmp byte [edi], 3
jne 0x428372
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x428377
lea edi, [esi + 0x26000]
mov eax, dword [edi]
or eax, eax
je 0x4283e6
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x28000]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x280c4]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x4283a4
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x280cc]
or eax, eax
je 0x4283e0
mov dword [ebx], eax
add ebx, 4
jmp 0x4283c1
call dword [esi + 0x280c8]
mov ebp, dword [esi + 0x280d0]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x1ef]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x42841a
sub esp, 0xffffff80
jmp 0x409ac0

Function at 0x432000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43200c
nop
nop
pop eax
nop
nop
nop
add eax, 0x40729f
nop
nop
sub eax, 0x407245
nop
nop
nop
nop
mov ebx, dword [eax]
mov ecx, dword [eax + 4]
nop
nop
nop
nop
nop
nop
mov edx, dword [eax + 8]
xor dword [ebx], edx
nop
nop
nop
nop
add ebx, 4
nop
nop
nop
nop
nop
nop
cmp ebx, ecx
nop
nop
jl 0x432030
nop
nop
nop
nop
nop
nop
add eax, 0xc
nop
cmp dword [eax], 0
nop
nop
nop
jne 0x43201e
nop
nop
nop
nop
popal
nop
nop
nop
nop
jmp 0x431219
Function at 0x4035ab
Capabilities:
Enumerate gui resources

Disassembly:
cmp dword [esp + 4], 0
push ebx
push esi
push edi
je 0x403600
push dword [esp + 0x10]
push 0x40352a
call dword [sym.imp.USER32.DLL_EnumWindows]
mov esi, dword [0x5b7bf8]
test esi, esi
je 0x403659
xor edi, edi
mov ebx, dword [esi]
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
cmp dword [esi + 8], eax
jne 0x4035f8
cmp byte [esi + 0x10], 0
je 0x4035f8
push 3
push edi
push edi
push edi
push edi
push 0xfffffffffffffffe
push dword [esi + 0xc]
call dword [sym.imp.USER32.DLL_SetWindowPos]
mov esi, ebx
test ebx, ebx
jne 0x4035d4
jmp 0x403659
mov esi, dword [0x5b7bf8]
test esi, esi
je 0x403659
xor edi, edi
push ebp
mov ebx, dword [esi]
lea ebp, [esi + 8]
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
cmp dword [ebp], eax
jne 0x403652
cmp byte [esi + 0x11], 0
je 0x40362e
push 1
push dword [esi + 0xc]
call dword [sym.imp.USER32.DLL_EnableWindow]
cmp byte [esi + 0x10], 0
je 0x403645
push 3
push edi
push edi
push edi
push edi
push 0xffffffffffffffff
push dword [esi + 0xc]
call dword [sym.imp.USER32.DLL_SetWindowPos]
push ebp
push 0x5b7bf8
call fcn.0040ef9f
pop ecx
pop ecx
mov esi, ebx
test ebx, ebx
jne 0x40360d
pop ebp
pop edi
pop esi
pop ebx
ret 4
Function at 0x403cf0
Capabilities:
Get thread local storage value

Disassembly:
cmp dword [0x5b7c04], 0
jne 0x403cfe
call fcn.00403c90
push ebx
push ebp
push esi
mov esi, dword [sym.imp.KERNEL32.dll_TlsGetValue]
push edi
push dword [0x5b7c08]
call esi
test eax, eax
jne 0x403d21
call fcn.00403c90
push dword [0x5b7c08]
call esi
mov edx, dword [esp + 0x14]
lea esi, [eax + 8]
mov edi, 0x11
lea ecx, [ecx]
imul ecx, edx, 0x53a9b4fb
lea esi, [esi + 4]
mov edx, 1
sub edx, ecx
imul ecx, edx, 0x53a9b4fb
mov dword [esi + 0x40], edx
mov edx, 1
sub edx, ecx
mov dword [esi - 4], edx
dec edi
jne 0x403d30
mov dword [eax], edi
lea ebp, [edi + 0x1f]
mov dword [eax + 4], 0xa
mov ebx, dword [eax]
mov edi, dword [eax + 4]
mov edx, dword [eax + ebx*4 + 8]
mov ecx, dword [eax + ebx*4 + 0x4c]
mov esi, dword [eax + edi*4 + 8]
ror ecx, 0xd
add ecx, dword [eax + edi*4 + 0x4c]
dec edi
ror edx, 5
add edx, esi
mov dword [eax + ebx*4 + 8], ecx
mov dword [eax + ebx*4 + 0x4c], edx
dec ebx
jns 0x403d90
mov ebx, 0x10
test edi, edi
jns 0x403d99
mov edi, 0x10
mov dword [eax], ebx
mov dword [eax + 4], edi
dec ebp
jne 0x403d62
pop edi
pop esi
pop ebp
pop ebx
ret 4

Function at 0x403db0
Capabilities:
Get thread local storage value

Disassembly:
cmp dword [0x5b7c04], 0
jne 0x403dbe
call fcn.00403c90
push ebx
push ebp
push esi
mov esi, dword [sym.imp.KERNEL32.dll_TlsGetValue]
push edi
push dword [0x5b7c08]
call esi
mov edx, eax
test edx, edx
jne 0x403de5
call fcn.00403c90
push dword [0x5b7c08]
call esi
mov edx, eax
mov ebx, dword [edx]
mov esi, dword [edx + 4]
mov ebp, dword [esp + 0x14]
inc ebp
mov edi, dword [edx + ebx*4 + 0x4c]
mov eax, dword [edx + ebx*4 + 8]
mov ecx, dword [edx + esi*4 + 8]
ror edi, 0xd
add edi, dword [edx + esi*4 + 0x4c]
dec esi
ror eax, 5
add eax, ecx
mov dword [edx + ebx*4 + 8], edi
mov dword [edx + ebx*4 + 0x4c], eax
dec ebx
jns 0x403e18
mov ebx, 0x10
test esi, esi
jns 0x403e21
mov esi, 0x10
mov dword [edx], ebx
mov eax, edi
mov dword [edx + 4], esi
test ebp, ebp
je 0x403e30
mul ebp
mov eax, edx
pop edi
pop esi
pop ebp
pop ebx
ret 4

Function at 0x404468
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push edi
xor edi, edi
cmp dword [ebp + 8], edi
je 0x4044f2
cmp dword [ebp + 0xc], edi
je 0x4044f2
push esi
push 0x28
push 8
push dword [0x5b7b50]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
push dword [ebp + 8]
mov esi, eax
or dword [esi + 4], 0xffffffff
mov dword [esi], edi
call sub.MSVCRT.dll__wcsdup
push dword [ebp + 0xc]
mov dword [esi + 8], eax
call sub.MSVCRT.dll__wcsdup
mov dword [esi + 0xc], eax
mov eax, dword [ebp + 0x10]
mov dword [esi + 0x1c], eax
pop ecx
pop ecx
test al, 1
je 0x4044e1
lea eax, [ebp + 8]
push eax
push edi
push esi
push 0x4045f6
push 0x2000
push edi
call dword [sym.imp.KERNEL32.dll_CreateThread]
test eax, eax
je 0x4044d9
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov edi, esi
jmp 0x4044f1
push esi
call fcn.00404647
jmp 0x4044f0
push esi
call fcn.0040450b
push esi
mov edi, eax
call fcn.00404647
pop ecx
pop ecx
pop esi
mov eax, edi
pop edi
pop ebp
ret 0xc
Function at 0x40450b
Capabilities:
Delete file

Disassembly:
push ecx
push ebx
push ebp
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
push edi
mov eax, dword [esi + 8]
mov ebp, dword [esi + 0xc]
mov dword [esp + 0x18], eax
mov dword [esp + 0x10], ebp
call fcn.004273f0
mov edi, eax
test edi, edi
je 0x4045db
push dword [esp + 0x18]
call fcn.0044c5d0
push ebx
push pe_nt_image_headers32
push 2
push ebx
push 1
push 0xc0000000
push ebp
mov dword [esp + 0x34], eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebp, eax
cmp ebp, 0xffffffff
je 0x4045cb
test byte [esi + 0x1c], 2
mov dword [esi + 0x10], ebp
jne 0x404574
push 1
push 0x34
push edi
call fcn.00427480
add esp, 0xc
push dword [esp + 0x18]
push 0x2712
push edi
call fcn.00427480
push 0x404605
push 0x4e2b
push edi
call fcn.00427480
push esi
push 0x2711
push edi
call fcn.00427480
push edi
call fcn.00427470
add esp, 0x28
test eax, eax
jne 0x4045b6
xor ebx, ebx
mov dword [esi + 4], 0xfffffffe
inc ebx
push ebp
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test ebx, ebx
jne 0x4045cb
push dword [esp + 0x10]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
push dword [esp + 0x18]
call fcn.0044c5c0
push edi
call fcn.004273d0
pop ecx
cmp dword [esi + 4], 0xfffffffe
je 0x4045ee
cmp dword [esi + 4], 0xfffffffc
je 0x4045ee
mov dword [esi + 4], 0xfffffffd
pop edi
pop esi
pop ebp
mov eax, ebx
pop ebx
pop ecx
ret

Function at 0x40472c
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push edi
xor edi, edi
inc edi
cmp dword [0x5b7c30], 0
jne 0x404758
push 0x40467b
push 0x10
push 0x2c
mov dword [0x5b7c30], edi
call fcn.0040e96a
mov dword [0x5b7c2c], eax
cmp word [0x5b7c24], 0
jne 0x4047f4
lea eax, [esp + 4]
push eax
push 0x101
call dword [sym.imp.WSOCK32.DLL_WSAStartup]
test eax, eax
jne 0x404783
mov word [0x5b7c24], di
jmp 0x40478b
xor eax, eax
mov word [0x5b7c24], ax
push 0x454020
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov dword [0x5b7c40], eax
test eax, eax
je 0x4047f4
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push 0x454038
push eax
call esi
push 0x454044
push dword [0x5b7c40]
mov dword [0x5b7c34], eax
call esi
push 0x454054
push dword [0x5b7c40]
mov dword [0x5b7c38], eax
call esi
cmp dword [0x5b7c34], 0
mov dword [0x5b7c3c], eax
pop esi
je 0x4047f4
cmp dword [0x5b7c38], 0
je 0x4047f4
test eax, eax
je 0x4047f4
mov dword [0x5b7c28], edi
movsx eax, word [0x5b7c24]
pop edi
add esp, 0x190
ret
Function at 0x407a90
Capabilities:
Write file on windows

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0xc]
mov dword [esp + 4], 0
cmp dword [esi + 0x14], 0
jne 0x407acc
push 0
lea eax, [esp + 8]
push eax
mov eax, dword [esi + 8]
sub eax, dword [esi + 0xc]
push eax
push dword [esi + 4]
push dword [esi]
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esi + 8]
mov dword [esi + 0xc], eax
mov eax, dword [esp + 4]
pop esi
pop ecx
ret 4
xor eax, eax
pop esi
pop ecx
ret 4

Function at 0x407e70
Capabilities:
Write file on windows

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0x10]
mov dword [esp + 4], 0
test esi, esi
je 0x407ed5
push edi
mov edi, dword [esp + 0x18]
test edi, edi
je 0x407ecd
push dword [esp + 0x10]
push dword [0x5b84e4]
call fcn.0040e897
test eax, eax
je 0x407ec3
cmp dword [eax + 4], 0
je 0x407eb2
push edi
push esi
push eax
call fcn.00408440
pop edi
pop esi
pop ecx
ret 0xc
push 0
lea ecx, [esp + 0xc]
push ecx
push edi
push esi
push dword [eax]
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esp + 8]
pop edi
pop esi
pop ecx
ret 0xc
pop edi
xor eax, eax
pop esi
pop ecx
ret 0xc
xor eax, eax
pop esi
pop ecx
ret 0xc
Function at 0x407f90
Capabilities:
Read file on windows

Disassembly:
sub esp, 0x14
push 0x1000
push 0
push dword [0x5b7b50]
mov dword [esp + 0x14], 0x1000
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov edx, eax
mov dword [esp + 0x10], edx
test edx, edx
je 0x408114
mov cl, byte [esp + 3]
push ebx
mov ebx, dword [esp + 0x1c]
push ebp
mov ebp, dword [esp + 0x28]
push esi
push edi
mov esi, edx
mov edi, edi
cmp ebp, 0xffffffff
je 0x407fde
test ebp, ebp
je 0x408080
dec ebp
cmp dword [ebx + 4], 0
je 0x407ff7
push 1
lea eax, [esp + 0x17]
push eax
push ebx
call fcn.00408550
mov dword [esp + 0x14], eax
jmp 0x408011
push 0
lea eax, [esp + 0x18]
push eax
push 1
lea eax, [esp + 0x1f]
push eax
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, dword [esp + 0x14]
mov cl, byte [esp + 0x13]
cmp eax, 1
jne 0x408080
test cl, cl
je 0x408025
mov byte [esi], cl
inc esi
mov cl, byte [esp + 0x13]
mov eax, dword [esp + 0x18]
mov edi, esi
mov edx, dword [esp + 0x20]
dec eax
sub edi, edx
cmp edi, eax
jle 0x408060
mov eax, dword [esp + 0x18]
add eax, 0x1000
push eax
push edx
push 8
push dword [0x5b7b50]
mov dword [esp + 0x28], eax
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov cl, byte [esp + 0x13]
mov edx, eax
mov dword [esp + 0x20], edx
lea esi, [edi + edx]
test cl, cl
je 0x408080
cmp dword [esp + 0x2c], 0
jne 0x407fd0
cmp cl, 0xd
je 0x408087
cmp cl, 0xa
jne 0x407fd0
dec esi
jmp 0x4080f7
cmp dword [esp + 0x2c], 0
jne 0x4080f7
cmp cl, 0xa
jne 0x40808f
dec esi
jmp 0x4080f7
cmp cl, 0xd
jne 0x4080f7
dec esi
cmp dword [ebx + 4], 0
je 0x4080ae
push 1
lea eax, [esp + 0x17]
push eax
push ebx
call fcn.00408550
mov dword [esp + 0x14], eax
jmp 0x4080c4
push 0
lea eax, [esp + 0x18]
push eax
push 1
lea eax, [esp + 0x1f]
push eax
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_ReadFile]
cmp byte [esp + 0x13], 0xa
je 0x4080f7
cmp dword [ebx + 4], 0
je 0x4080d6
inc dword [ebx + 0xc]
jmp 0x4080f7
push 1
lea eax, [esp + 0x20]
mov dword [esp + 0x1c], 0xffffffff
push eax
push 0xffffffffffffffff
push dword [ebx]
mov dword [esp + 0x2c], 0
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov eax, dword [esp + 0x34]
mov ecx, esi
sub ecx, dword [esp + 0x20]
pop edi
mov dword [eax], ecx
mov eax, dword [esp + 0x1c]
mov byte [esi], 0
pop esi
pop ebp
pop ebx
add esp, 0x14
ret 0x10
xor eax, eax
add esp, 0x14
ret 0x10
Function at 0x408120
Capabilities:
Read file on windows

Disassembly:
sub esp, 0x18
push 0x1000
push 0
push dword [0x5b7b50]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ecx, eax
mov dword [esp + 8], ecx
test ecx, ecx
je 0x4082cd
mov ax, word [esp]
push ebx
mov ebx, dword [esp + 0x20]
push ebp
mov ebp, dword [esp + 0x2c]
push esi
push edi
mov edi, ecx
mov dword [esp + 0x20], 0x1000
mov dword [esp + 0x1c], 0x7ff
cmp ebp, 0xffffffff
je 0x408174
test ebp, ebp
je 0x40822d
dec ebp
cmp dword [ebx + 4], 0
je 0x40818d
push 2
lea eax, [esp + 0x14]
push eax
push ebx
call fcn.00408550
mov dword [esp + 0x14], eax
jmp 0x4081a7
push 0
lea eax, [esp + 0x18]
push eax
push 2
lea eax, [esp + 0x1c]
push eax
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, dword [esp + 0x14]
cmp eax, 2
mov ax, word [esp + 0x10]
jne 0x40822d
test ax, ax
je 0x4081c1
mov word [edi], ax
add edi, 2
mov ax, word [esp + 0x10]
mov ecx, dword [esp + 0x18]
mov esi, edi
mov edx, dword [esp + 0x1c]
sub esi, ecx
sar esi, 1
cmp esi, edx
jle 0x408208
mov eax, dword [esp + 0x20]
add edx, 0x800
add eax, 0x1000
mov dword [esp + 0x1c], edx
push eax
push ecx
push 8
push dword [0x5b7b50]
mov dword [esp + 0x30], eax
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov ecx, eax
mov ax, word [esp + 0x10]
mov dword [esp + 0x18], ecx
lea edi, [ecx + esi*2]
test ax, ax
je 0x40822d
cmp dword [esp + 0x30], 0
jne 0x408166
cmp ax, 0xd
je 0x408234
cmp ax, 0xa
jne 0x408166
sub edi, 2
jmp 0x4082ac
cmp dword [esp + 0x30], 0
jne 0x4082ac
cmp ax, 0xa
jne 0x40823f
sub edi, 2
jmp 0x4082ac
cmp ax, 0xd
jne 0x4082ac
sub edi, 2
cmp dword [ebx + 4], 0
je 0x408261
push 2
lea eax, [esp + 0x14]
push eax
push ebx
call fcn.00408550
mov dword [esp + 0x14], eax
jmp 0x408277
push 0
lea eax, [esp + 0x18]
push eax
push 2
lea eax, [esp + 0x1c]
push eax
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_ReadFile]
cmp word [esp + 0x10], 0xa
je 0x4082ac
cmp dword [ebx + 4], 0
je 0x40828b
add dword [ebx + 0xc], 2
jmp 0x4082ac
push 1
lea eax, [esp + 0x28]
mov dword [esp + 0x24], 0xfffffffe
push eax
push 0xfffffffffffffffe
push dword [ebx]
mov dword [esp + 0x34], 0
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov eax, dword [esp + 0x38]
mov ecx, edi
sub ecx, dword [esp + 0x18]
sar ecx, 1
mov dword [eax], ecx
xor eax, eax
mov word [edi], ax
mov eax, dword [esp + 0x18]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x18
ret 0x10
xor eax, eax
add esp, 0x18
ret 0x10
Function at 0x4082e0
Capabilities:
Read file on windows

Disassembly:
sub esp, 0x14
push 0x1000
push 0
push dword [0x5b7b50]
mov dword [esp + 0x10], 0x1000
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov edx, eax
mov dword [esp + 0xc], edx
test edx, edx
je 0x408430
mov eax, dword [esp + 0x1c]
mov cl, byte [esp + 3]
push ebx
push ebp
mov ebp, dword [esp + 0x20]
push esi
push edi
mov edi, dword [esp + 0x30]
mov esi, edx
cmp edi, 0xffffffff
je 0x40832c
test edi, edi
je 0x40839d
dec edi
push esi
push ebp
call fcn.00408670
mov dword [esp + 0x20], eax
test eax, eax
jne 0x40833f
xor cl, cl
jmp 0x408341
mov cl, byte [esi]
mov edx, dword [esp + 0x1c]
add esi, eax
mov eax, dword [esp + 0x14]
mov ebx, esi
sub ebx, edx
mov byte [esp + 0x13], cl
add eax, 0xfffffffb
cmp ebx, eax
jle 0x408384
mov eax, dword [esp + 0x14]
add eax, 0x1000
push eax
push edx
push 8
push dword [0x5b7b50]
mov dword [esp + 0x24], eax
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov cl, byte [esp + 0x13]
mov edx, eax
mov dword [esp + 0x1c], edx
lea esi, [ebx + edx]
mov eax, dword [esp + 0x2c]
test cl, cl
je 0x40839d
test eax, eax
jne 0x408322
cmp cl, 0xd
je 0x4083a1
cmp cl, 0xa
jne 0x408322
dec esi
jmp 0x408413
test eax, eax
jne 0x408413
cmp cl, 0xa
jne 0x4083a9
dec esi
jmp 0x408413
cmp cl, 0xd
jne 0x408413
dec esi
cmp dword [ebp + 4], 0
je 0x4083c8
push 1
lea eax, [esp + 0x17]
push eax
push ebp
call fcn.00408550
mov dword [esp + 0x20], eax
jmp 0x4083df
push 0
lea eax, [esp + 0x24]
push eax
push 1
lea eax, [esp + 0x1f]
push eax
push dword [ebp]
call dword [sym.imp.KERNEL32.dll_ReadFile]
cmp byte [esp + 0x13], 0xa
je 0x408413
cmp dword [ebp + 4], 0
je 0x4083f1
inc dword [ebp + 0xc]
jmp 0x408413
push 1
lea eax, [esp + 0x1c]
mov dword [esp + 0x18], 0xffffffff
push eax
push 0xffffffffffffffff
push dword [ebp]
mov dword [esp + 0x28], 0xffffffff
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov eax, dword [esp + 0x34]
mov ecx, esi
sub ecx, dword [esp + 0x1c]
pop edi
mov dword [eax], ecx
mov eax, dword [esp + 0x18]
mov byte [esi], 0
pop esi
pop ebp
pop ebx
add esp, 0x14
ret 0x10
xor eax, eax
add esp, 0x14
ret 0x10
Function at 0x40a511
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x114
push str.msimg32.dll
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov dword [0x5b82dc], eax
test eax, eax
je 0x40a53f
push 0x45434c
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [0x5b82d8], eax
lea eax, [ebp - 0x114]
mov dword [0x5b82e0], 1
push eax
mov dword [ebp - 0x114], 0x114
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
je 0x40a5a1
cmp dword [ebp - 0x104], 1
jne 0x40a576
and dword [0x5b82e0], 0
jmp 0x40a5b9
cmp dword [ebp - 0x104], 2
jne 0x40a5a1
cmp dword [ebp - 0x110], 5
jb 0x40a56d
jne 0x40a5a1
mov eax, dword [ebp - 0x10c]
neg eax
sbb eax, eax
and eax, dword [0x5b82e0]
mov dword [0x5b82e0], eax
jmp 0x40a5a6
mov eax, dword [0x5b82e0]
test eax, eax
je 0x40a5b9
call fcn.00409fc1
neg eax
sbb eax, eax
and dword [0x5b82e0], eax
mov esp, ebp
pop ebp
ret

Function at 0x40b620
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0xc]
mov eax, dword [edi]
test eax, eax
je 0x40b652
push 0
lea ecx, [esp + 0x10]
push ecx
push esi
push dword [esp + 0x1c]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
je 0x40b64d
cmp dword [esp + 0xc], esi
je 0x40b669
pop edi
xor eax, eax
pop esi
ret
mov eax, dword [edi + 4]
add eax, dword [edi + 8]
push esi
push dword [esp + 0x14]
push eax
call sub.MSVCRT.dll_memcpy
add esp, 0xc
add dword [edi + 8], esi
pop edi
mov eax, 1
pop esi
ret

Function at 0x40e726
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push edi
push dword [0x5b8380]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov edi, eax
test edi, edi
jne 0x40e787
push esi
push dword [0x5b837c]
push 8
push dword [0x5b7b50]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov edi, eax
push edi
push dword [0x5b8380]
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
mov esi, dword [0x5b8378]
jmp 0x40e777
mov ecx, dword [esi + 0xc]
test ecx, ecx
je 0x40e775
mov eax, dword [esi + 8]
add eax, edi
push eax
call ecx
pop ecx
mov esi, dword [esi]
test esi, esi
jne 0x40e765
push edi
push 0x40e6c4
call fcn.0044c1eb
pop esi
mov eax, dword [esp + 8]
add eax, edi
pop edi
ret 4