joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4790e8
Capabilities:
Check if file exists

Disassembly:
xor eax, eax
push ebp
mov ebp, eax
mov eax, dword [0x6b1518]
push esi
test eax, eax
jne 0x47910d
push fcn.00479215
push 0x10
push 0x258
call fcn.0048fca5
mov dword [0x6b1518], eax
push dword [esp + 0xc]
push eax
call fcn.0048fc11
mov esi, eax
test esi, esi
je 0x47920e
push edi
mov edi, dword [esp + 0x14]
test edi, edi
jne 0x47912f
mov edi, 0x52bbe0
push ebx
mov ebx, dword [esp + 0x1c]
test ebx, ebx
je 0x47913f
xor eax, eax
cmp word [ebx], ax
jne 0x479144
mov ebx, 0x52ee1c
push edi
call sub.MSVCRT.dll_wcslen
push ebx
mov dword [esp + 0x24], eax
call sub.MSVCRT.dll_wcslen
add eax, dword [esp + 0x24]
pop ecx
pop ecx
lea eax, [eax*2 + 4]
push eax
xor eax, eax
push eax
push dword [0x637cc0]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [esp + 0x18], eax
test eax, eax
je 0x4791f5
push edi
push eax
call sub.MSVCRT.dll_wcscpy
mov eax, dword [esp + 0x24]
pop ecx
pop ecx
test eax, eax
je 0x4791a5
cmp word [edi + eax*2 - 2], 0x5c
mov edi, dword [esp + 0x18]
je 0x4791a9
push 0x52ee18
push edi
call sub.MSVCRT.dll_wcscat
pop ecx
pop ecx
jmp 0x4791a9
mov edi, dword [esp + 0x18]
push ebx
push edi
call sub.MSVCRT.dll_wcscat
pop ecx
pop ecx
lea eax, [esi + 8]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov dword [esi], eax
cmp eax, 0xffffffff
je 0x4791cd
xor eax, eax
mov ebp, esi
mov dword [esi + 4], eax
jmp 0x4791e3
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
jne 0x4791e1
mov dword [esi + 4], 1
mov ebp, esi
xor eax, eax
push edi
push eax
push dword [0x637cc0]
call dword [sym.imp.KERNEL32.dll_HeapFree]
test ebp, ebp
jne 0x47920c
cmp dword [esp + 0x14], 0xffffffff
je 0x479200
mov esi, dword [esp + 0x14]
push esi
push dword [0x6b1518]
call fcn.0048fb83
pop ebx
pop edi
pop esi
mov eax, ebp
pop ebp
ret 0xc
Function at 0x47f941
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ebx
push dword [0x6b2758]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov ebx, eax
mov ecx, dword [ebx + 0x74]
cmp ecx, 2
je 0x47f96e
cmp ecx, 3
je 0x47f96e
cmp ecx, 8
je 0x47f96e
cmp ecx, 0xc
jne 0x47fa56
fldz
fld dword [ebp + 8]
fcom st(1)
fnstsw ax
test ah, 5
jp 0x47f980
fstp st(0)
jmp 0x47f98f
fstp st(1)
fld1
fcom st(1)
fnstsw ax
test ah, 5
jp 0x47f997
fstp st(1)
fstp dword [ebp + 8]
fld dword [ebp + 8]
jmp 0x47f999
fstp st(0)
push esi
mov esi, dword [ebx + 0xbc]
push edi
xor edi, edi
jmp 0x47f9c3
fld dword [esi + 4]
fld st(1)
fucompp
fnstsw ax
test ah, 0x44
jnp 0x47fa14
fld dword [esi + 4]
fcomp st(1)
fnstsw ax
test ah, 0x41
je 0x47f9ea
mov edi, esi
mov esi, dword [esi]
test esi, esi
jne 0x47f9a5
fstp st(0)
push 0x18
push 0
push dword [0x637cc0]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov edx, eax
test edx, edx
je 0x47fa54
and dword [edx], 0
test edi, edi
je 0x47fa1e
mov dword [edi], edx
jmp 0x47fa24
push 0x18
push 0
push dword [0x637cc0]
fstp st(0)
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov edx, eax
test edx, edx
je 0x47f9c9
mov dword [edx], esi
test edi, edi
je 0x47fa0c
mov dword [edi], edx
jmp 0x47fa18
mov dword [ebx + 0xbc], edx
jmp 0x47fa18
fstp st(0)
mov edx, esi
test edx, edx
jne 0x47fa24
jmp 0x47f9c9
mov dword [ebx + 0xbc], edx
mov ecx, dword [ebp + 0xc]
mov esi, 0xff
fld dword [ebp + 8]
movzx eax, cl
mov dword [edx + 8], eax
mov eax, ecx
sar eax, 8
and eax, esi
mov dword [edx + 0xc], eax
mov eax, ecx
sar eax, 0x10
and eax, esi
sar ecx, 0x18
and ecx, esi
mov dword [edx + 0x10], eax
fstp dword [edx + 4]
mov dword [edx + 0x14], ecx
pop edi
pop esi
pop ebx
pop ebp
ret 8

Function at 0x480012
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push dword [0x6b2758]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov edx, eax
mov eax, dword [edx + 0x2c]
test eax, eax
je 0x480049
push dword [ebp + 0x14]
mov ecx, dword [edx + 0x90]
add ecx, dword [ebp + 0x10]
push ecx
mov ecx, dword [edx + 0x8c]
add ecx, dword [ebp + 0xc]
push ecx
push dword [ebp + 8]
push edx
call eax
jmp 0x480064
mov eax, dword [edx + 0x90]
add eax, dword [ebp + 0x10]
push eax
mov eax, dword [edx + 0x8c]
add eax, dword [ebp + 0xc]
push eax
push dword [ebp + 8]
push edx
call dword [edx + 0x24]
pop ebp
ret 0x10

Function at 0x480068
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push esi
push dword [0x6b2758]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov esi, eax
mov eax, dword [ebp + 0x18]
cmp eax, dword [esi + 0xac]
je 0x480090
push eax
push esi
mov dword [esi + 0xac], eax
call dword [esi + 0x40]
mov eax, dword [esi + 0x90]
mov ecx, dword [esi + 0x34]
add eax, dword [ebp + 0xc]
test ecx, ecx
je 0x4800ba
fld dword [ebp + 0x14]
push ecx
fstp dword [esp]
push dword [ebp + 0x10]
push eax
mov eax, dword [esi + 0x8c]
add eax, dword [ebp + 8]
push eax
push esi
call ecx
jmp 0x4800cc
push dword [ebp + 0x10]
push eax
mov eax, dword [esi + 0x8c]
add eax, dword [ebp + 8]
push eax
push esi
call dword [esi + 0x30]
pop esi
pop ebp
ret 0x14
Function at 0x48017f
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push dword [0x6b2758]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
cmp dword [ebp + 0x14], 0
mov ecx, eax
jle 0x4801bd
cmp dword [ebp + 0x18], 0
jle 0x4801bd
push dword [ebp + 0x18]
mov eax, dword [ecx + 0x90]
push dword [ebp + 0x14]
add eax, dword [ebp + 0x10]
push eax
mov eax, dword [ecx + 0x8c]
add eax, dword [ebp + 0xc]
push eax
push dword [ebp + 8]
push ecx
call dword [ecx + 0x28]
pop ebp
ret 0x14

Function at 0x48024a
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push esi
push dword [0x6b2758]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov esi, eax
mov eax, dword [ebp + 0x18]
cmp eax, dword [esi + 0xac]
je 0x480272
push eax
push esi
mov dword [esi + 0xac], eax
call dword [esi + 0x40]
mov ecx, dword [esi + 0x90]
mov eax, dword [ebp + 0x14]
mov edx, dword [esi + 0x8c]
add eax, ecx
push eax
mov eax, dword [ebp + 0x10]
add eax, edx
push eax
mov eax, dword [ebp + 0xc]
add eax, ecx
push eax
mov eax, dword [ebp + 8]
add eax, edx
push eax
push esi
call dword [esi + 0x48]
pop esi
pop ebp
ret 0x14

Function at 0x48029f
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push esi
push dword [0x6b2758]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov esi, eax
mov eax, dword [ebp + 0x18]
cmp eax, dword [esi + 0xac]
je 0x4802c7
push eax
push esi
mov dword [esi + 0xac], eax
call dword [esi + 0x40]
push dword [ebp + 0x14]
mov eax, dword [esi + 0x90]
push dword [ebp + 0x10]
add eax, dword [ebp + 0xc]
push eax
mov eax, dword [esi + 0x8c]
add eax, dword [ebp + 8]
push eax
push esi
call dword [esi + 4]
pop esi
pop ebp
ret 0x14

Function at 0x480353
Capabilities:
Set thread local storage value

Disassembly:
push esi
push 0x184
push 8
push dword [0x637cc0]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov esi, eax
push esi
push dword [0x6b2758]
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
push dword [esp + 8]
mov dword [0x6b275c], esi
and dword [esi + 0xa8], 0
or dword [esi + 0xac], 0xffffffff
or dword [esi + 0xb0], 0xffffffff
push esi
mov dword [esi + 0xa4], 0xffffff
mov dword [esi + 0x74], 2
mov dword [esi + 0x78], 0x3f
call fcn.00482f86
mov dword [esi + 0x58], 0x480f66
mov eax, esi
mov dword [esi + 0x5c], 0x480fb2
mov dword [esi + 0x10], fcn.00480b07
mov dword [esi + 0x30], 0x4809f9
mov dword [esi + 0x64], 0x48103c
mov dword [esi + 0x60], 0x480ff4
mov dword [esi + 0x34], 0x4806a9
mov dword [esi + 0x24], 0x480680
mov dword [esi + 0x28], 0x480655
mov dword [esi + 0x2c], 0x4805a7
mov dword [esi + 0x44], 0x480d6c
pop esi
ret 4
Function at 0x488fdf
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x50
push ebx
mov ebx, dword [esp + 0x5c]
push ebp
xor ebp, ebp
push esi
test ebx, ebx
je 0x488ff3
mov esi, ebx
jmp 0x488ffd
push 0
call dword [sym.imp.GDI32.dll_CreateCompatibleDC]
mov esi, eax
test esi, esi
je 0x4890ee
lea eax, [esp + 0x18]
push eax
push 0x18
pop eax
push eax
push dword [esp + 0x68]
call dword [sym.imp.GDI32.dll_GetObjectW]
test eax, eax
je 0x4890e3
mov ebp, dword [esp + 0x1c]
lea eax, [esp + 0x30]
push edi
mov edi, dword [esp + 0x24]
push 0x2c
push 0
push eax
mov dword [esp + 0x20], ebp
call sub.MSVCRT.dll_memset
add esp, 0xc
mov dword [esp + 0x34], 0x28
xor eax, eax
mov dword [esp + 0x38], ebp
inc eax
mov dword [esp + 0x3c], edi
mov word [esp + 0x40], ax
xor ecx, ecx
push 0x18
pop eax
push ecx
push ecx
mov word [esp + 0x4a], ax
lea eax, [esp + 0x18]
push eax
push ecx
lea eax, [esp + 0x44]
mov dword [esp + 0x54], ecx
push eax
push esi
call dword [sym.imp.GDI32.dll_CreateDIBSection]
mov ebp, eax
mov dword [esp + 0x18], ebp
test ebp, ebp
je 0x4890e2
push 0
lea eax, [esp + 0x38]
push eax
push dword [esp + 0x18]
push edi
push 0
push dword [esp + 0x78]
push esi
call dword [sym.imp.GDI32.dll_GetDIBits]
imul edi, dword [esp + 0x14]
test edi, edi
jle 0x4890e2
mov ebx, dword [esp + 0x10]
push 3
pop ebp
movzx ecx, byte [ebx + 1]
movzx eax, byte [ebx + 2]
add eax, ecx
movzx ecx, byte [ebx]
add eax, ecx
cdq
idiv ebp
mov byte [ebx], al
mov ecx, dword [esp + 0x10]
mov byte [ecx + 1], al
mov ecx, dword [esp + 0x10]
mov byte [ecx + 2], al
mov ebx, dword [esp + 0x10]
add ebx, ebp
mov dword [esp + 0x10], ebx
dec edi
jne 0x4890ab
mov ebx, dword [esp + 0x68]
mov ebp, dword [esp + 0x18]
pop edi
test ebx, ebx
jne 0x4890ee
push esi
call dword [sym.imp.GDI32.dll_DeleteDC]
pop esi
mov eax, ebp
pop ebp
pop ebx
add esp, 0x50
ret 8

Function at 0x48b3b0
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 0x48b3e2
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 0x48b3dd
cmp dword [esp + 0xc], esi
je 0x48b3f9
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 0x48f592
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push edi
push dword [0x6b1aa0]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov edi, eax
test edi, edi
jne 0x48f5f3
push esi
push dword [0x6b1a9c]
push 8
push dword [0x637cc0]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov edi, eax
push edi
push dword [0x6b1aa0]
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
mov esi, dword [0x6b1a98]
jmp 0x48f5e3
mov ecx, dword [esi + 0xc]
test ecx, ecx
je 0x48f5e1
mov eax, dword [esi + 8]
add eax, edi
push eax
call ecx
pop ecx
mov esi, dword [esi]
test esi, esi
jne 0x48f5d1
push edi
push 0x48f530
call fcn.00529526
pop esi
mov eax, dword [esp + 8]
add eax, edi
pop edi
ret 4
Function at 0x48f5fd
Capabilities:
Allocate thread local storage
Get thread local storage value
Set thread local storage value

Disassembly:
push ebx
push ebp
push esi
mov esi, dword [esp + 0x10]
mov ecx, esi
push edi
and ecx, 3
je 0x48f613
push 4
pop eax
sub eax, ecx
add esi, eax
mov eax, dword [0x6b1a9c]
mov ebx, dword [sym.imp.KERNEL32.dll_TlsSetValue]
test eax, eax
jne 0x48f64a
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
push esi
push 8
push dword [0x637cc0]
mov dword [0x6b1aa0], eax
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
push eax
push dword [0x6b1aa0]
call ebx
mov eax, dword [0x6b1a9c]
mov edi, eax
add eax, esi
push eax
push dword [0x6b1aa0]
mov dword [0x6b1a9c], eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
push eax
push 8
push dword [0x637cc0]
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov ebp, eax
push ebp
push dword [0x6b1aa0]
call ebx
mov esi, dword [esp + 0x18]
mov ebx, dword [esp + 0x1c]
test esi, esi
jne 0x48f68a
test ebx, ebx
je 0x48f6ab
push 0x14
push 0x6b1a98
call fcn.0048ff41
pop ecx
pop ecx
mov dword [eax], edi
mov dword [eax + 4], esi
mov dword [eax + 8], ebx
test esi, esi
je 0x48f6ab
lea ecx, [edi + ebp]
push ecx
call esi
pop ecx
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret 0xc

Function at 0x490090
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 8], eax
mov ecx, dword [ebp - 8]
mov edx, dword [ecx + 8]
sub edx, dword [ebp + 0xc]
mov dword [ebp - 4], edx
mov eax, dword [ebp + 8]
cmp dword [eax], 0
jne 0x4900d6
mov ecx, dword [ebp - 4]
add ecx, 0xa
push ecx
push 0
mov edx, dword [0x6b286c]
push edx
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ecx, dword [ebp + 8]
mov dword [ecx], eax
jmp 0x4900f7
mov edx, dword [ebp - 4]
add edx, 0xa
push edx
mov eax, dword [ebp + 8]
mov ecx, dword [eax]
push ecx
push 0
mov edx, dword [0x6b286c]
push edx
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov ecx, dword [ebp + 8]
mov dword [ecx], eax
mov edx, dword [ebp - 4]
shr edx, 1
push edx
mov eax, dword [ebp - 8]
mov ecx, dword [eax]
add ecx, dword [ebp + 0xc]
push ecx
mov edx, dword [ebp + 8]
mov eax, dword [edx]
push eax
call fcn.004906d0
mov ecx, dword [ebp - 8]
mov edx, dword [ebp + 0xc]
mov dword [ecx + 8], edx
mov esp, ebp
pop ebp
ret 8

Function at 0x4901c0
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 8]
add edx, 2
mov eax, dword [ebp - 4]
mov dword [eax + 8], edx
mov esp, ebp
pop ebp
ret

Function at 0x490220
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov eax, dword [ecx]
mov edx, dword [ebp - 4]
add eax, dword [edx + 8]
mov esp, ebp
pop ebp
ret
Function at 0x490250
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 0xc]
push ecx
mov edx, dword [ebp - 4]
mov eax, dword [edx]
add eax, dword [ebp + 0x10]
push eax
mov ecx, dword [ebp + 8]
push ecx
call sub.MSVCRT.dll_wcsncpy
add esp, 0xc
mov edx, dword [ebp - 4]
mov eax, dword [ebp + 0x10]
mov dword [edx + 8], eax
mov esp, ebp
pop ebp
ret 0xc

Function at 0x4903c0
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
cmp dword [ebp + 0xc], 0xffffffff
jne 0x4903e4
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 8]
mov dword [ebp + 0xc], edx
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 8]
mov edx, dword [ebp + 8]
lea eax, [ecx + edx*2]
mov dword [ebp - 8], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 4]
sub edx, 4
cmp dword [ebp - 8], edx
jl 0x490434
mov eax, dword [ebp - 8]
add eax, 0x4000
mov ecx, dword [ebp - 4]
mov dword [ecx + 4], eax
mov edx, dword [ebp - 4]
mov eax, dword [edx + 4]
add eax, 0xa
push eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx]
push edx
push 0
mov eax, dword [0x6b286c]
push eax
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov ecx, dword [ebp - 4]
mov dword [ecx], eax
jmp 0x49047c
mov edx, dword [ebp - 4]
cmp dword [edx + 4], 0x100000
jle 0x49047c
cmp dword [ebp - 8], 0x100000
jge 0x490450
mov dword [ebp - 8], 0x100000
mov eax, dword [ebp - 4]
mov ecx, dword [ebp - 8]
mov dword [eax + 4], ecx
mov edx, dword [ebp - 4]
mov eax, dword [edx + 4]
add eax, 0xa
push eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx]
push edx
push 0
mov eax, dword [0x6b286c]
push eax
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov ecx, dword [ebp - 4]
mov dword [ecx], eax
mov edx, dword [ebp - 4]
mov eax, dword [edx]
add eax, dword [ebp + 0xc]
mov dword [ebp - 0xc], eax
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 0xc]
lea eax, [edx + ecx*2]
mov ecx, dword [ebp - 4]
mov dword [ecx + 8], eax
mov eax, dword [ebp - 0xc]
mov esp, ebp
pop ebp
ret 8

Function at 0x4904a0
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 8]
shl ecx, 1
mov edx, dword [ebp - 4]
mov eax, dword [edx + 8]
sub eax, ecx
mov ecx, dword [ebp - 4]
mov dword [ecx + 8], eax
mov esp, ebp
pop ebp
ret 4

Function at 0x490620
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ebp + 8]
cmp edx, dword [ecx]
jb 0x49065e
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
mov edx, dword [ebp - 4]
add ecx, dword [edx + 8]
cmp dword [ebp + 8], ecx
ja 0x49065e
mov eax, dword [ebp - 4]
mov ecx, dword [ebp + 8]
sub ecx, dword [eax]
add ecx, 1
mov eax, ecx
jmp 0x490660
xor eax, eax
mov esp, ebp
pop ebp
ret 4
Function at 0x490720
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov eax, dword [ecx]
add eax, dword [ebp + 8]
mov esp, ebp
pop ebp
ret 4

Function at 0x490ab0
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [0x633f60]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ebp + 8]
mov dword [ecx + 8], edx
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
mov edx, dword [ebp - 4]
add ecx, dword [edx + 8]
mov dword [ebp - 8], ecx
mov eax, dword [ebp - 8]
mov esp, ebp
pop ebp
ret 4

Function at 0x490af0
Capabilities:
Query environment variable

Disassembly:
push str.EXPAT_ENTROPY_DEBUG
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
test eax, eax
je 0x490b54
mov ecx, 0x531d30
mov dl, byte [eax]
cmp dl, byte [ecx]
jne 0x490b27
test dl, dl
je 0x490b23
mov dl, byte [eax + 1]
cmp dl, byte [ecx + 1]
jne 0x490b27
add eax, 2
add ecx, 2
test dl, dl
jne 0x490b07
xor eax, eax
jmp 0x490b2c
sbb eax, eax
or eax, 1
test eax, eax
jne 0x490b54
push 4
push dword [esp + 0xc]
push 8
push dword [esp + 0x10]
push str.Entropy:__s_____0x_0lx___lu_bytes__n
call dword [sym.imp.MSVCRT.dll___p__iob]
add eax, 0x40
push eax
call dword [sym.imp.MSVCRT.dll_fprintf]
add esp, 0x18
mov eax, dword [esp + 8]
ret

Function at 0x494ec0
Capabilities:
Generate random numbers via rtlgenrandom

Disassembly:
sub esp, 0xc
push esi
xor esi, esi
jmp 0x494ed0
push 4
lea eax, [esp + 8]
mov dword [esp + 8], 0
push eax
call sub.ADVAPI32.dll_SystemFunction036
test al, al
je 0x494f21
mov edx, dword [esp + 4]
xor ecx, ecx
mov edi, edi
cmp esi, 4
jae 0x494f0b
mov eax, edx
shr eax, cl
add ecx, 8
mov byte [esp + esi + 8], al
inc esi
cmp ecx, 0x20
jb 0x494ef0
cmp esi, 4
jb 0x494ed0
push dword [esp + 8]
push str.rand_s
call fcn.00490af0
add esp, 8
pop esi
add esp, 0xc
ret
lea eax, [esp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemTimeAsFileTime]
mov esi, dword [esp + 8]
xor esi, dword [esp + 0xc]
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
xor eax, esi
imul eax, eax, 0x7fffffff
push eax
push str.fallback_4_
call fcn.00490af0
add esp, 8
pop esi
add esp, 0xc
ret
Function at 0x4e8970
Capabilities:
Encode data using xor

Disassembly:
push edi
call fcn.004e89b0
mov eax, dword [esp + 0x10]
mov edi, dword [esp + 0xc]
not eax
test edi, edi
je 0x4e89a9
push esi
mov esi, dword [esp + 0xc]
lea esp, [esp]
movzx ecx, byte [esi]
lea esi, [esi + 1]
movzx edx, al
xor edx, ecx
shr eax, 8
xor eax, dword [edx*4 + 0x6b2870]
dec edi
jne 0x4e8990
pop esi
not eax
pop edi
ret
Function at 0x4ea0d0
Capabilities:
Encode data using xor

Disassembly:
cmp byte [0x6b1ae8], 0
push ebx
push esi
push edi
jne 0x4ea1ee
mov byte [0x6b1ae8], 1
xor esi, esi
lea esp, [esp]
mov ecx, esi
xor eax, eax
and ecx, 1
mov edx, esi
or ecx, eax
je 0x4ea110
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4ea116
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x4ea131
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x4ea14c
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x4ea167
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x4ea182
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x4ea19d
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x4ea1b8
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov ecx, edx
shrd edx, eax, 1
and ecx, 1
shr eax, 1
or ecx, 0
je 0x4ea1d3
xor edx, 0xd7870f42
xor eax, 0xc96c5795
mov dword [esi*8 + 0x6b1af0], edx
mov dword [esi*8 + 0x6b1af4], eax
inc esi
cmp esi, 0x100
jb 0x4ea0f0
mov ebx, dword [esp + 0x18]
mov edx, dword [esp + 0x1c]
not ebx
mov edi, dword [esp + 0x14]
not edx
test edi, edi
je 0x4ea229
mov esi, dword [esp + 0x10]
movzx eax, byte [esi]
lea esi, [esi + 1]
movzx ecx, bl
shrd ebx, edx, 8
xor ecx, eax
shr edx, 8
xor ebx, dword [ecx*8 + 0x6b1af0]
xor edx, dword [ecx*8 + 0x6b1af4]
dec edi
jne 0x4ea206
pop edi
not ebx
not edx
pop esi
mov eax, ebx
pop ebx
ret

Function at 0x4feb30
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x4feb50
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x4feb50
mov eax, dword [eax + 0x44]
test eax, eax
je 0x4feb50
push dword [esp + 8]
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
Function at 0x529526
Capabilities:
Allocate thread local storage
Get thread local storage value
Set thread local storage value

Disassembly:
cmp dword [0x6b22f0], 0
push ebx
push esi
mov esi, 0x6b22f8
jne 0x529552
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
push esi
mov dword [0x6b2310], eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
mov dword [0x6b22f0], 1
push dword [0x6b2310]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov ebx, eax
test ebx, ebx
jne 0x5295ef
push 0x14
push 8
push dword [0x637cc0]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ebx, eax
test ebx, ebx
je 0x529619
push esi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [0x6b22f4]
test eax, eax
je 0x529594
mov dword [eax], ebx
push edi
push esi
mov dword [ebx + 4], eax
mov dword [0x6b22f4], ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov esi, dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
lea edi, [ebx + 0x10]
push 0
push 0
push 0x100000
push edi
call esi
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call esi
push eax
call dword [sym.imp.KERNEL32.dll_DuplicateHandle]
push 8
push 0xffffffffffffffff
push ebx
push 0x52961e
push dword [edi]
lea eax, [ebx + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_RegisterWaitForSingleObject]
push ebx
push dword [0x6b2310]
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
pop edi
push 0xc
push 0
push dword [0x637cc0]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
test eax, eax
je 0x529619
mov ecx, dword [esp + 0xc]
mov dword [eax + 4], ecx
mov ecx, dword [esp + 0x10]
mov dword [eax + 8], ecx
mov ecx, dword [ebx + 8]
mov dword [eax], ecx
mov dword [ebx + 8], eax
pop esi
pop ebx
ret 8
Function at 0x431000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43100c
nop
pop eax
nop
nop
nop
nop
add eax, 0x403e6a
nop
nop
sub eax, 0x403e10
nop
nop
nop
mov ebx, dword [eax]
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
mov edx, dword [eax + 8]
nop
xor dword [ebx], edx
nop
nop
nop
nop
nop
nop
nop
add ebx, 4
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
nop
nop
jl 0x431030
nop
nop
add eax, 0xc
nop
cmp dword [eax], 0
nop
nop
nop
nop
nop
nop
nop
jne 0x43101e
nop
nop
popal
nop
nop
nop
jmp fcn.00401219