joyce8/EMBER2024-capa huggingface dataset:
Function at 0x431e00
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0xc]
sub esp, 0x28
mov eax, dword [edx]
push esi
mov esi, ecx
cmp eax, dword [esi + 0xb4]
jne 0x431e32
cmp dword [edx + 8], 0xffffff65
jne 0x431e32
movzx eax, word [edx + 0xc]
sub eax, 0x2d
je 0x431e78
sub eax, 0x14
je 0x431e3b
sub eax, 2
je 0x431e78
xor al, al
pop esi
mov esp, ebp
pop ebp
ret 8
push 0x11
call dword [sym.imp.USER32.dll_GetKeyState]
shr eax, 0xf
test al, 1
je 0x431e32
lea eax, [ebp - 0x28]
mov dword [ebp - 0x18], 2
push eax
push 0xffffffffffffffff
push 0x102b
push dword [esi + 0xb4]
mov dword [ebp - 0x1c], 2
call dword [sym.imp.USER32.dll_SendMessageA]
mov al, 1
pop esi
mov esp, ebp
pop ebp
ret 8
push 0x11
call dword [sym.imp.USER32.dll_GetKeyState]
shr eax, 0xf
test al, 1
je 0x431e32
mov ecx, esi
call fcn.00430f50
mov al, 1
pop esi
mov esp, ebp
pop ebp
ret 8

Function at 0x434100
Capabilities:
Get file system object information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c4
mov eax, dword [0x611064]
xor eax, ebp
mov dword [ebp - 4], eax
cmp byte [0x614c98], 0
mov edx, dword [ebp + 8]
push edi
mov edi, dword [ebp + 0x10]
jne 0x434180
push esi
push edx
lea eax, [ebp - 0x2c4]
push eax
call fcn.0040c750
push 0x4010
push 0x160
lea ecx, [ebp - 0x164]
push ecx
mov ecx, dword [ebp + 0xc]
or ecx, 0x80
push ecx
push dword [eax]
call dword [sym.imp.SHELL32.dll_SHGetFileInfoA]
push dword [ebp - 0x2c4]
mov esi, eax
call fcn.0043c74c
mov ecx, dword [ebp - 0x160]
add esp, 4
mov eax, esi
mov dword [edi], ecx
pop esi
pop edi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0043c50c
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [0x614c90]
test eax, eax
je 0x4341a7
push 0x4010
push 0x2b4
lea ecx, [ebp - 0x2b8]
push ecx
mov ecx, dword [ebp + 0xc]
or ecx, 0x80
push ecx
push edx
call eax
mov ecx, dword [ebp - 0x2b4]
mov dword [edi], ecx
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop edi
call fcn.0043c50c
mov esp, ebp
pop ebp
ret 0xc

Function at 0x4341c0
Capabilities:
Get file system object information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x164
mov eax, dword [0x611064]
xor eax, ebp
mov dword [ebp - 4], eax
mov al, byte [ebp + 8]
mov edx, 0x4011
test al, al
mov ecx, 0x4110
lea eax, [ebp - 0x164]
cmovne ecx, edx
push ecx
push 0x160
push eax
push 0x90
push 0x44d6a4
call dword [sym.imp.SHELL32.dll_SHGetFileInfoA]
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0043c50c
mov esp, ebp
pop ebp
ret 4
Function at 0x434c60
Capabilities:
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x44c385
mov eax, dword fs:[0]
push eax
sub esp, 0x2c
push ebx
push esi
push edi
mov eax, dword [0x611064]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov ebx, ecx
mov dword [ebp - 0x18], ebx
mov edi, dword [ebp + 8]
cmp edi, dword [ebp + 0xc]
je 0x434e41
nop dword [eax]
movzx eax, byte [edi]
xor eax, 0x811c9dc5
imul ecx, eax, 0x1000193
movzx eax, byte [edi + 1]
xor ecx, eax
imul eax, ecx, 0x1000193
mov ecx, ebx
push eax
mov dword [ebp - 0x10], eax
lea eax, [ebp - 0x20]
push edi
push eax
call fcn.00434b80
cmp dword [ebp - 0x1c], 0
jne 0x434e32
cmp dword [ebx + 8], 0x15555555
je 0x434e55
lea eax, [ebx + 4]
mov dword [ebp - 0x28], eax
push 0xc
mov dword [ebp - 4], 0
mov dword [ebp - 0x24], 0
call fcn.0043c705
mov ecx, dword [edi]
mov esi, eax
add esp, 4
mov dword [ebp - 0x24], esi
mov dword [esi + 8], ecx
mov ecx, dword [ebx + 8]
mov eax, dword [ebx + 0x1c]
inc ecx
mov dword [ebp - 0x14], eax
movss xmm3, dword [ebx]
mov dword [ebp - 4], 1
movd xmm0, ecx
cvtdq2pd xmm0, xmm0
shr ecx, 0x1f
addsd xmm0, qword [ecx*8 + 0x44f100]
cvtpd2ps xmm2, xmm0
movd xmm0, eax
cvtdq2pd xmm0, xmm0
shr eax, 0x1f
movaps xmm1, xmm2
addsd xmm0, qword [eax*8 + 0x44f100]
cvtpd2ps xmm0, xmm0
divss xmm1, xmm0
comiss xmm1, xmm3
seta al
test al, al
je 0x434dd5
divss xmm2, xmm3
sub esp, 8
cvtps2pd xmm0, xmm2
movsd qword [ebp - 0x30], xmm0
fld qword [ebp - 0x30]
fstp qword [esp]
call fcn.004408f0
fstp qword [ebp - 0x30]
movsd xmm0, qword [ebp - 0x30]
add esp, 8
cvtpd2ps xmm0, xmm0
call fcn.0043cf70
mov ecx, 8
cmp eax, ecx
cmova ecx, eax
mov eax, dword [ebp - 0x14]
cmp eax, ecx
jae 0x434dae
cmp eax, 0x200
jae 0x434dac
shl eax, 3
cmp eax, ecx
jae 0x434dae
mov eax, ecx
push eax
mov ecx, ebx
call fcn.004362f0
push dword [ebp - 0x10]
lea eax, [esi + 8]
mov ecx, ebx
push eax
lea eax, [ebp - 0x38]
push eax
call fcn.00434b80
mov edx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 0x20], edx
mov dword [ebp - 0x1c], eax
jmp 0x434dd8
mov edx, dword [ebp - 0x20]
mov eax, dword [ebx + 8]
mov ecx, dword [edx + 4]
inc eax
mov edi, dword [ebp - 0x28]
mov dword [ebx + 8], eax
mov dword [esi], edx
mov dword [esi + 4], ecx
mov dword [ecx], esi
mov dword [edx + 4], esi
mov eax, dword [ebx + 0x18]
and eax, dword [ebp - 0x10]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebx + 0xc]
mov dword [ebp - 0x24], 0
mov ebx, dword [ecx + eax*8]
cmp ebx, dword [edi]
mov edi, dword [ebp + 8]
mov ebx, dword [ebp - 0x18]
jne 0x434e14
mov dword [ecx + eax*8], esi
jmp 0x434e27
cmp dword [ecx + eax*8], edx
jne 0x434e1e
mov dword [ecx + eax*8], esi
jmp 0x434e2b
mov edx, dword [ebp - 0x14]
cmp dword [ecx + eax*8 + 4], edx
jne 0x434e2b
mov dword [ecx + eax*8 + 4], esi
mov dword [ebp - 4], 0xffffffff
add edi, 4
mov dword [ebp + 8], edi
cmp edi, dword [ebp + 0xc]
jne 0x434ca0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
push str.unordered_map_set_too_long
call fcn.0043d6b9
int3
Function at 0x4362f0
Capabilities:
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov edx, dword [ebp + 8]
mov eax, 0x1fffffff
push ebx
mov ebx, ecx
bsr ecx, eax
push esi
push edi
mov edi, 1
mov dword [ebp - 0xc], ebx
mov eax, edi
shl eax, cl
cmp edx, eax
ja 0x436443
mov esi, dword [ebx + 4]
lea eax, [edx - 1]
or eax, edi
mov dword [ebp + 8], esi
bsr ecx, eax
push esi
lea ecx, [ecx + 1]
shl edi, cl
lea ecx, [ebx + 0xc]
lea eax, [edi + edi]
push eax
call fcn.004361f0
mov ecx, dword [ebx + 4]
lea eax, [edi - 1]
mov dword [ebx + 0x18], eax
mov dword [ebx + 0x1c], edi
mov ecx, dword [ecx]
mov edx, ecx
cmp ecx, esi
je 0x436416
movzx eax, byte [ecx + 8]
mov edx, dword [edx]
xor eax, 0x811c9dc5
imul edi, eax, 0x1000193
movzx eax, byte [ecx + 9]
xor edi, eax
imul eax, edi, 0x1000193
mov edi, dword [ebx + 0x18]
and edi, eax
mov eax, dword [ebx + 0xc]
mov ebx, dword [eax + edi*8]
lea eax, [eax + edi*8]
mov dword [ebp - 4], eax
cmp ebx, esi
jne 0x43638e
mov dword [eax], ecx
mov dword [eax + 4], ecx
jmp 0x436409
mov eax, dword [eax + 4]
movzx edi, word [ecx + 8]
cmp di, word [eax + 8]
jne 0x4363ca
mov eax, dword [eax]
mov dword [ebp - 8], eax
cmp eax, ecx
je 0x4363c2
mov ebx, dword [ecx + 4]
mov esi, dword [ebp - 8]
mov dword [ebx], edx
mov edi, dword [edx + 4]
mov dword [edi], eax
mov eax, dword [eax + 4]
mov dword [eax], ecx
mov dword [esi + 4], edi
mov esi, dword [ebp + 8]
mov dword [edx + 4], ebx
mov dword [ecx + 4], eax
mov eax, dword [ebp - 4]
mov dword [eax + 4], ecx
jmp 0x436409
mov edi, eax
cmp ebx, eax
je 0x4363e6
mov eax, dword [eax + 4]
mov edi, eax
movzx esi, word [ecx + 8]
cmp si, word [eax + 8]
mov esi, dword [ebp + 8]
je 0x43641f
cmp ebx, eax
jne 0x4363d0
mov eax, dword [ecx + 4]
mov dword [ebp - 8], eax
mov dword [eax], edx
mov ebx, dword [edx + 4]
mov dword [ebx], edi
mov eax, dword [edi + 4]
mov dword [eax], ecx
mov dword [edi + 4], ebx
mov edi, dword [ebp - 8]
mov dword [edx + 4], edi
mov dword [ecx + 4], eax
mov eax, dword [ebp - 4]
mov dword [eax], ecx
mov ebx, dword [ebp - 0xc]
mov ecx, edx
cmp edx, esi
jne 0x436352
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov ebx, dword [ecx + 4]
mov eax, dword [eax]
mov dword [ebp - 8], eax
mov esi, eax
mov dword [ebx], edx
mov edi, dword [edx + 4]
mov dword [edi], eax
mov eax, dword [eax + 4]
mov dword [eax], ecx
mov dword [esi + 4], edi
mov esi, dword [ebp + 8]
mov dword [edx + 4], ebx
mov dword [ecx + 4], eax
jmp 0x436409
push str.invalid_hash_bucket_count
call fcn.0043d6b9
int3
Function at 0x4432e3
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x45135c
push 0x451354
push str.FlsAlloc
push 0x1e
call fcn.004431c1
mov esi, eax
add esp, 0x10
test esi, esi
je 0x443317
push dword [ebp + 8]
mov ecx, esi
call dword [0x44d308]
call esi
jmp 0x44331d
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x443361
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x45136c
push 0x451364
push str.FlsGetValue
push 0x20
call fcn.004431c1
mov esi, eax
add esp, 0x10
test esi, esi
je 0x443398
push dword [ebp + 8]
mov ecx, esi
call dword [0x44d308]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]
Function at 0x444c2b
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
je 0x444cc8
push ebx
push esi
call fcn.00444bf4
xor ebx, ebx
sub eax, esi
push ebx
push ebx
push ebx
push ebx
sar eax, 1
push eax
push esi
push ebx
push ebx
mov dword [ebp - 8], eax
call fcn.00442f94
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x444c75
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x444cc7
push edi
push eax
call fcn.00442c81
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x444c95
call fcn.00442c47
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x444cc6
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.00442f94
add esp, 0x20
test eax, eax
jne 0x444cb4
push edi
call fcn.00442c47
jmp 0x444cbc
push ebx
call fcn.00442c47
mov ebx, edi
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop edi
pop ebx
pop esi
leave
ret
Function at 0x401c0e
Capabilities:
Get common file path

Disassembly:
push ebx
xor eax, eax
push eax
push eax
push eax
push 0x400
call fcn.004042f0
mov dword [esp], eax
mov eax, dword [0x40b450]
push eax
push eax
call fcn.004063e2
lea ecx, [esp + 8]
pop edx
call fcn.004030f0
push dword [esp]
push 0
push 0x40a00d
push dword [esp + 0x10]
call sub.KERNEL32.dll_GetTempFileNameA
mov eax, dword [0x40b450]
push eax
push eax
push dword [esp + 8]
call fcn.00404380
lea ecx, [0x40b1c0]
pop edx
call fcn.004030f0
push dword [esp]
call fcn.00404360
push dword [0x40b1c0]
call fcn.004063d0
push dword [0x40b1c0]
call fcn.00406443
mov eax, dword [0x40b450]
push eax
push eax
call fcn.00406305
lea ecx, [0x40b1b8]
pop edx
call fcn.004030f0
mov eax, dword [esp + 0x14]
call fcn.004043d0
push eax
xor ebx, ebx
cmp ebx, dword [esp]
jne 0x401d1b
mov ebx, dword [esp + 0x18]
inc ebx
mov eax, ebx
call fcn.004043d0
mov ebx, eax
cmp ebx, 1
jne 0x401cf4
push dword [0x40b450]
mov edx, 0x40a00e
call fcn.00407a20
mov edx, dword [0x40b1b8]
call fcn.00407a20
mov edx, 0x40a011
call fcn.00407a20
lea ecx, [0x40b1bc]
pop edx
call fcn.004030f0
mov edx, dword [0x40b1c0]
push dword [0x40b450]
call fcn.00407a20
lea ecx, [0x40b1b8]
pop edx
call fcn.004030f0
mov dword [esp + 0xc], 2
jmp 0x401d2d
mov ebx, 1
cmp ebx, dword [esp]
jne 0x401d2d
mov dword [esp + 0xc], 1
pop eax
mov ebx, dword [esp + 0x14]
add ebx, dword [esp + 8]
mov eax, ebx
call fcn.004043d0
mov dword [0x40b1b0], eax
mov ebx, dword [esp + 0x14]
add ebx, dword [esp + 8]
inc ebx
mov eax, ebx
call fcn.004043d0
mov dword [0x40b1b4], eax
mov eax, 1
jmp 0x401d60
push dword [esp + 4]
call fcn.00407a80
add esp, 0xc
pop ebx
ret 4
Function at 0x4020e2
Capabilities:
Extract resource via kernel32 functions

Disassembly:
xor eax, eax
push eax
push eax
mov edx, dword [esp + 0x10]
lea ecx, [esp]
call fcn.00403100
push 0xa
push dword [esp + 4]
push dword [esp + 0x14]
call sub.KERNEL32.dll_FindResourceA
mov dword [esp + 4], eax
cmp dword [esp + 4], 0
je 0x402133
push dword [esp + 4]
push dword [esp + 0x10]
call sub.KERNEL32.dll_LoadResource
mov dword [0x40b1c4], eax
push dword [esp + 4]
push dword [esp + 0x10]
call sub.KERNEL32.dll_SizeofResource
mov dword [0x40b200], eax
mov eax, dword [esp + 4]
jmp 0x40213b
push dword [esp]
call fcn.00407a80
add esp, 8
ret 8

Function at 0x4038b5
Capabilities:
Enumerate gui resources

Disassembly:
cmp dword [esp + 4], 0
je 0x4038cd
push dword [esp + 4]
push 0x40384e
call dword [sym.imp.USER32.dll_EnumWindows]
jmp 0x40390a
push esi
mov esi, dword [0x40b25c]
test esi, esi
je 0x403909
push ebx
push edi
mov ebx, dword [esi]
lea edi, [esi + 8]
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
cmp dword [edi], eax
jne 0x403901
push 1
push dword [esi + 0xc]
call dword [sym.imp.USER32.dll_EnableWindow]
push edi
push 0x40b25c
call fcn.00406d4d
pop ecx
pop ecx
test ebx, ebx
mov esi, ebx
jne 0x4038da
pop edi
pop ebx
pop esi
ret 4
Function at 0x404207
Capabilities:
Check os version

Disassembly:
push ebp
lea ebp, [esp - 0x78]
sub esp, 0x130
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
push edi
push 0x64
pop edi
lea eax, [ebp - 0x1c]
push eax
mov dword [ebp - 0x1c], 0x94
call esi
test eax, eax
je 0x4042ab
mov eax, dword [ebp - 0xc]
dec eax
je 0x40428e
dec eax
jne 0x4042ab
mov eax, dword [ebp - 0x18]
sub eax, 3
je 0x40428a
dec eax
je 0x404286
dec eax
je 0x40426c
dec eax
jne 0x4042ab
push 0x46
pop edi
lea eax, [ebp - 0xb8]
push eax
mov dword [ebp - 0xb8], 0x9c
call esi
test eax, eax
je 0x4042ab
cmp byte [ebp - 0x1e], 1
je 0x4042ab
push 0x4b
jmp 0x4042aa
mov eax, dword [ebp - 0x14]
sub eax, 0
je 0x404282
dec eax
je 0x40427e
dec eax
jne 0x4042ab
push 0x41
jmp 0x4042aa
push 0x3c
jmp 0x4042aa
push 0x32
jmp 0x4042aa
push 0x14
jmp 0x4042aa
push 5
jmp 0x4042aa
cmp dword [ebp - 0x14], 0
je 0x4042a8
cmp dword [ebp - 0x14], 0xa
je 0x4042a4
cmp dword [ebp - 0x14], 0x5a
jne 0x4042ab
push 0x28
jmp 0x4042aa
push 0x1e
jmp 0x4042aa
push 0xa
pop edi
mov eax, edi
pop edi
pop esi
add ebp, 0x78
leave
ret

Function at 0x404b2c
Capabilities:
Get graphical window text

Disassembly:
push edi
push dword [esp + 8]
push dword [0x40b4c4]
call fcn.00406bc0
mov edi, eax
test edi, edi
je 0x404b8e
mov eax, dword [edi + 4]
mov eax, dword [eax + 0x18]
test eax, eax
je 0x404b55
push dword [esp + 0xc]
push edi
call eax
jmp 0x404b8e
push ebx
push esi
push dword [edi]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
push dword [esp + 0x14]
mov esi, eax
push esi
call fcn.00407c80
mov ebx, eax
lea eax, [esi + 1]
push eax
push ebx
mov byte [ebx], 0
push dword [edi]
call dword [sym.imp.USER32.dll_GetWindowTextA]
push ebx
call sub.MSVCRT.dll_strlen
pop ecx
sub esi, eax
push esi
call fcn.00407d20
pop esi
pop ebx
pop edi
ret 8
Function at 0x40626c
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push esi
mov esi, dword [sym.imp.USER32.dll_GetKeyState]
push 9
call esi
test al, al
jns 0x4062da
push 0x11
call esi
test al, al
js 0x4062da
push 0x10
call esi
test al, al
js 0x4062da
push 0x12
call esi
test al, al
js 0x4062da
mov esi, dword [sym.imp.USER32.dll_GetFocus]
push 5
lea eax, [ebp - 8]
push eax
call esi
push eax
call dword [sym.imp.USER32.dll_GetClassNameA]
push 4
lea eax, [ebp - 8]
push str.Rich
push eax
call sub.MSVCRT.dll_strncmp
add esp, 0xc
test eax, eax
jne 0x4062da
push eax
push eax
push 0x44e
call esi
push eax
call dword [sym.imp.USER32.dll_SendMessageA]
test ax, 0x800
je 0x4062fe
push str.PB_WindowID
push dword [ebp + 8]
call dword [sym.imp.USER32.dll_GetPropA]
test eax, eax
je 0x4062fe
dec eax
push eax
push dword [0x40b4cc]
call fcn.00406bc0
mov eax, dword [eax + 8]
jmp 0x406300
xor eax, eax
pop esi
leave
ret 4

Function at 0x406443
Capabilities:
Create directory

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
cmp dword [ebp + 8], 0
je 0x4064b6
push 0x104
push dword [ebp + 8]
lea eax, [ebp - 0x108]
push eax
call sub.MSVCRT.dll_strncpy
lea eax, [ebp - 0x108]
push eax
mov byte [ebp - 4], 0
call sub.MSVCRT.dll_strlen
add esp, 0x10
lea eax, [ebp + eax - 0x108]
jmp 0x406498
lea ecx, [eax - 1]
mov dl, byte [ecx]
cmp dl, 0x20
je 0x406496
cmp dl, 0x5c
je 0x406496
cmp dl, 0x2f
jne 0x4064a2
mov eax, ecx
lea ecx, [ebp - 0x108]
cmp eax, ecx
ja 0x406482
mov byte [eax], 0
push 0
lea eax, [ebp - 0x108]
push eax
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
jmp 0x4064b8
xor eax, eax
leave
ret 4

Function at 0x4064c0
Capabilities:
Write file on windows

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0xc]
xor eax, eax
cmp dword [esi + 0x14], eax
mov dword [esp + 4], eax
jne 0x4064f5
mov ecx, dword [esi + 8]
sub ecx, dword [esi + 0xc]
mov edx, dword [esi + 4]
push eax
lea eax, [esp + 8]
push eax
mov eax, dword [esi]
push ecx
push edx
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov ecx, dword [esi + 8]
mov eax, dword [esp + 4]
mov dword [esi + 0xc], ecx
pop esi
pop ecx
ret 4

Function at 0x406780
Capabilities:
Write file on windows

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0x10]
xor eax, eax
test esi, esi
mov dword [esp + 4], eax
je 0x4067c9
cmp byte [esi], al
je 0x4067c9
mov eax, dword [esp + 0xc]
mov ecx, dword [0x40b4dc]
push eax
push ecx
call fcn.00406bc0
test eax, eax
je 0x4067f7
cmp dword [eax + 4], 0
mov ecx, esi
push edi
lea edi, [ecx + 1]
je 0x4067d0
mov dl, byte [ecx]
add ecx, 1
test dl, dl
jne 0x4067b5
sub ecx, edi
push ecx
push esi
push eax
call fcn.00406860
pop edi
pop esi
pop ecx
ret 8
mov dl, byte [ecx]
add ecx, 1
test dl, dl
jne 0x4067d0
mov eax, dword [eax]
push 0
lea edx, [esp + 0xc]
push edx
sub ecx, edi
push ecx
push esi
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esp + 8]
pop edi
pop esi
pop ecx
ret 8
mov eax, dword [esp + 4]
pop esi
pop ecx
ret 8
Function at 0x406800
Capabilities:
Write file on windows

Disassembly:
push ecx
push edi
mov edi, dword [esp + 0x10]
xor eax, eax
test edi, edi
mov dword [esp + 4], eax
je 0x406859
push esi
mov esi, dword [esp + 0x18]
test esi, esi
je 0x406858
mov eax, dword [esp + 0x10]
mov ecx, dword [0x40b4dc]
push eax
push ecx
call fcn.00406bc0
test eax, eax
je 0x406854
cmp dword [eax + 4], 0
je 0x406842
push esi
push edi
push eax
call fcn.00406860
pop esi
pop edi
pop ecx
ret 0xc
mov eax, dword [eax]
push 0
lea edx, [esp + 0xc]
push edx
push esi
push edi
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esp + 8]
pop esi
pop edi
pop ecx
ret 0xc

Function at 0x406860
Capabilities:
Write file on windows

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0xc]
cmp dword [esi + 0x14], 1
push edi
mov dword [esp + 8], 0
jne 0x406895
mov eax, dword [esi + 0xc]
mov ecx, dword [esi]
push 1
push 0
neg eax
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov edx, dword [esi + 8]
mov dword [esi + 0x14], 0
mov dword [esi + 0xc], edx
mov ecx, dword [esi + 0xc]
mov edi, dword [esp + 0x18]
cmp ecx, edi
jle 0x40690e
mov eax, dword [esi + 8]
add eax, dword [esi + 4]
sub eax, ecx
mov ecx, edi
sub ecx, 1
je 0x4068fb
sub ecx, 1
je 0x4068e6
sub ecx, 2
je 0x4068d3
mov ecx, dword [esp + 0x14]
push edi
push ecx
push eax
call sub.MSVCRT.dll_memcpy
add esp, 0xc
sub dword [esi + 0xc], edi
mov eax, edi
pop edi
pop esi
pop ecx
ret 0xc
mov edx, dword [esp + 0x14]
mov ecx, dword [edx]
mov dword [eax], ecx
sub dword [esi + 0xc], edi
mov eax, edi
pop edi
pop esi
pop ecx
ret 0xc
mov edx, dword [esp + 0x14]
mov cx, word [edx]
mov word [eax], cx
sub dword [esi + 0xc], edi
mov eax, edi
pop edi
pop esi
pop ecx
ret 0xc
mov edx, dword [esp + 0x14]
mov cl, byte [edx]
mov byte [eax], cl
sub dword [esi + 0xc], edi
mov eax, edi
pop edi
pop esi
pop ecx
ret 0xc
push esi
call fcn.004064c0
mov eax, dword [esi + 8]
cmp edi, eax
jl 0x40693b
mov eax, dword [esp + 0x14]
mov ecx, dword [esi]
push 0
lea edx, [esp + 0xc]
push edx
push edi
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [esp + 8]
pop edi
pop esi
pop ecx
ret 0xc
mov ecx, dword [esi + 4]
sub ecx, dword [esi + 0xc]
mov edx, dword [esp + 0x14]
push edi
push edx
add ecx, eax
push ecx
call sub.MSVCRT.dll_memcpy
add esp, 0xc
sub dword [esi + 0xc], edi
mov eax, edi
pop edi
pop esi
pop ecx
ret 0xc
Function at 0x406e90
Capabilities:
Encode data using xor
Hash data with crc32
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
sub esp, 8
push esi
or esi, 0xffffffff
test eax, eax
je 0x407045
push ebx
push 0
push pe_nt_image_headers32
push 3
push 0
push 1
push 0x80000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov ebx, eax
cmp ebx, 0xffffffff
mov dword [esp + 8], ebx
je 0x407044
mov eax, dword [0x40b18c]
push ebp
push 0x1000
push 0
push eax
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ebp, eax
test ebp, ebp
mov dword [esp + 0x10], ebp
je 0x40703c
push edi
nop
push 0
lea ecx, [esp + 0x20]
push ecx
push 0x1000
push ebp
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov edx, dword [esp + 0x1c]
cmp edx, 8
mov eax, ebp
mov edi, edx
jb 0x406ffe
mov ebp, edx
shr ebp, 3
lea ebx, [ebx]
movzx ebx, byte [eax]
xor ebx, esi
and ebx, 0xff
add eax, 1
mov ecx, esi
shr ecx, 8
xor ecx, dword [ebx*4 + 0x4090f0]
movzx ebx, byte [eax]
xor ebx, ecx
and ebx, 0xff
shr ecx, 8
xor ecx, dword [ebx*4 + 0x4090f0]
movzx ebx, byte [eax + 1]
xor ebx, ecx
and ebx, 0xff
add eax, 1
shr ecx, 8
xor ecx, dword [ebx*4 + 0x4090f0]
movzx ebx, byte [eax + 1]
xor ebx, ecx
add eax, 1
and ebx, 0xff
shr ecx, 8
xor ecx, dword [ebx*4 + 0x4090f0]
movzx ebx, byte [eax + 1]
xor ebx, ecx
add eax, 1
and ebx, 0xff
shr ecx, 8
xor ecx, dword [ebx*4 + 0x4090f0]
movzx ebx, byte [eax + 1]
xor ebx, ecx
add eax, 1
and ebx, 0xff
shr ecx, 8
xor ecx, dword [ebx*4 + 0x4090f0]
movzx ebx, byte [eax + 1]
add eax, 1
xor ebx, ecx
and ebx, 0xff
shr ecx, 8
xor ecx, dword [ebx*4 + 0x4090f0]
movzx ebx, byte [eax + 1]
add eax, 1
xor ebx, ecx
and ebx, 0xff
shr ecx, 8
xor ecx, dword [ebx*4 + 0x4090f0]
add eax, 1
sub edi, 8
sub ebp, 1
mov esi, ecx
jne 0x406f20
mov ebx, dword [esp + 0x10]
mov ebp, dword [esp + 0x14]
test edi, edi
je 0x40701f
movzx ecx, byte [eax]
xor ecx, esi
and ecx, 0xff
shr esi, 8
xor esi, dword [ecx*4 + 0x4090f0]
add eax, 1
sub edi, 1
jne 0x407002
cmp edx, 0x1000
je 0x406ef0
mov edx, dword [0x40b18c]
push ebp
push 0
push edx
call dword [sym.imp.KERNEL32.dll_HeapFree]
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ebp
pop ebx
mov eax, esi
not eax
pop esi
add esp, 8
ret 4

Function at 0x407050
Capabilities:
Hash data with md5

Disassembly:
mov eax, dword [esp + 4]
xor ecx, ecx
mov dword [eax + 0x14], ecx
mov dword [eax + 0x10], ecx
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
ret