joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4004054b
Capabilities:
Encode data using xor

Disassembly:
call 0x400404c4
sub bl, byte [ebx]
mov eax, 0x64f7f691
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
cld
test edx, ebx
or eax, dword [ebx - 0x178f73c]
xor esi, 0xde5af04
add eax, esi
lea esp, [esp - 0xe]
mov esi, dword [esp + 0xe]
lea esp, [esp + 0x12]
xor esi, dword [esp]
push eax
sub eax, 0xf24f2b00
mov eax, esp
or dword [eax - 0x22], ebx
pop eax
jmp 0x400404f4
xor dword [esp], esi
xor eax, 0
mov dword [esp], esi
add esp, 4
add esi, dword [ebp + 8]
push ebp
add ebp, 0xc
mov ecx, dword [ebp]
pop ebp
ja 0x40040510
xor edx, 0
jmp 0x4004051b
xor edx, edx
jmp 0x40040532
jmp 0x4004053e
xor eax, eax
push 0x8427d7c0
call 0x4004054b
stc
add esp, 8
add esi, 0
cmp ecx, 0
je 0x40040587
mov ebx, dword [ebp + 0x10]
mov edi, dword [ebp + 0x14]
add bl, dl
xor byte [esi], bl
mov dl, byte [esi]
inc esi
add ebx, edi
rol ebx, 8
dec ecx
jne 0x40040560
lea esp, [esp - 4]
xchg dword [esp], ebx
mov ebx, dword [esp]
or eax, edx
xor eax, eax
add eax, dword [esp]
add esp, 4
pop esi
pop edi
pop ebx
xchg dword [esp], ecx
mov dword [esp], ecx
lea esp, [esp + 4]
pop edx
leave
je 0x4004059e
add eax, 0
jno 0x400405a3
add esi, 0
ret 0x10

Function at 0x4004130c
Capabilities:
Encode data using xor

Disassembly:
lea esp, [esp - 0x63]
mov dword [esp + 0x5f], ebx
lea esp, [esp + 0x5f]
mov ebx, 0x8dff8662
xchg dword [esp], ebx
and dword [esp], ebp
jmp 0x4004132e
add ebx, 0
or dword [esp], ebp
mov ebp, esp
push eax
push edi
lea esp, [esp - 4]
xchg dword [esp], ecx
pop ecx
lea esp, [esp - 4]
mov edi, dword [ebp + 8]
mov eax, dword [ebp + 0xc]
cmp edi, dword [ebp + 0x14]
ja 0x400414d0
cmp edi, dword [ebp + 0x10]
jb 0x400414d0
lea esi, [esi]
sub esi, 0
push dword [ebp + 0x14]
push dword [ebp + 0x10]
sub esp, 0x6a
mov dword [esp + 0x66], 0xc2ccbc3c
add esp, 0x66
mov dword [esp], edi
or edi, 0xffffffff
and edi, 0xcedcf875
xor edi, 0xce9c140e
xchg dword [esp], edi
push edx
mov edx, esp
xor edx, 0
add edx, 0
push ebx
lea ebx, [edx + 4]
mov dword [ebx], eax
pop ebx
pop edx
push edi
call fcn.40040df8
inc edi
jmp 0x400413b7
jmp 0x400413c4
ror eax, 8
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push eax
push edi
call fcn.40040df8
inc edi
and dword [esp - 0x4e], ecx
ror eax, 8
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push eax
push edi
call fcn.40040df8
inc edi
ror eax, 8
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push eax
push 0
sub esi, 0
add dword [esp], edx
xor edx, edx
je 0x40041418
sub bl, byte [ebx]
mov eax, 0x64f7f691
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
cld
test edx, ebx
or edx, 0x13e27bd2
push ebx
add ebx, esi
mov ebx, esp
xor dword [ebx - 0x2a], edi
fdiv qword [ecx]
jnp 0x400413fc
pop ebx
xor edx, 0x1b7d0cc
add edx, 0xedeb415d
xchg dword [esp], edx
push edx
mov edx, esp
call int.40041446
add dword [eax], 0x39
jle 0x40041422
sub al, 0xf5
mov ch, al
call fcn.4004145b
mov dword [edi], eax
pop ecx
pop edi
pop eax
leave
ret 0x10
Function at 0x40043133
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
push ecx
push edx
push 0
sub esi, esi
shr esi, 9
and dword [esp - 0x69], ebx
jbe 0x40043149
add edi, 0
shr esi, 0x17
or esi, dword [esp]
add esp, 4
add esi, dword [ebp + 8]
xor eax, eax
xor edx, edx
cld
and dword [esp - 0x46], edx
xor ecx, ecx
rol edx, 7
and dword [esp - 0x4b], edx
xor dl, al
mov al, byte [esi]
inc esi
or al, al
jne 0x4004315a
mov eax, edx
pop edx
pop ecx
pop esi
mov esp, ebp
mov ebp, dword [esp]
add esp, 4
push 0x54
call fcn.4004319b
std
inc ebx
sar cl, 0x3e
lahf
in al, dx
mov ch, 0x4a
mov ebx, 0x971631d8
test byte [ebp - 0x5e], ch
xor eax, dword [ebx + 0x2b5108c4]
add esp, 8
push ecx
sub ecx, eax
mov ecx, esp
cmp dword [ecx - 0x51], edx

Function at 0x40045507
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0xffffffffffffffff
push esi
mov esi, esp
xor dword [esp - 0x43], esi
xor dword [esp - 0x45], esi
and dword [esi + 4], eax
pop esi
push 0
ja 0x40045450
add ebx, 0
push ecx
call 0x40045465
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
add esp, 8
xor dword [esp], ebx
sub esp, 0x6b
mov dword [esp + 0x67], edx
add esp, 0x67
push ecx
push 0
xor dword [esp - 0x56], edx
xor edi, 0
add dword [esp], edi
push esi
mov ebx, 0x734411ea
sub ebx, dword [0x73460a29]
mov dword [ebp - 8], ebx
xchg esi, eax
push 0x73460a19
call fcn.40040f2f
xchg esi, eax
add esi, ebx
mov edx, dword [ebp + 8]
sub edx, ebx
call fcn.4004043d
mov edi, eax
mov eax, dword [esi + 8]
xor dword [esp - 0x69], edx
xor ebx, 0
xor eax, edi
cmp edx, eax
jb 0x400455c3
mov eax, dword [esi + 0xc]
xor eax, edi
cmp edx, eax
ja 0x400455c3
mov ecx, dword [esi + 0x10]
sub dword [esp - 0x34], ebx
xor ecx, edi
mov edx, dword [esi + 0x14]
xor edx, edi
shl edx, 2
add edx, 0x18
mov eax, dword [esi]
xor eax, edi
cmp eax, 1
je 0x4004557a
mov eax, 1
lock xchg dword [0x73460a25], eax
push 0x3dd1fc71
call 0x40045507
push esi
add esp, 8
cmp eax, 0
jne 0x400454f0
push edx
mov eax, edi
xor byte [esi + edx], al
inc edx
dec ecx
jne 0x40045516
pop edx
mov eax, dword [esi + 0x14]
xor eax, edi
js 0x4004552b
cmp ecx, edx
cmp eax, 0
je 0x40045550
mov dword [ebp - 4], eax
lea ecx, [esi + 0x18]
mov eax, dword [esi + ecx]
xor eax, edi
add eax, edx
add dword [esi + eax], ebx
add ecx, 4
dec dword [ebp - 4]
jne 0x4004553a
mov eax, 1
mov dword [esp - 0x1a], eax
push 0x8ae1b7eb
call fcn.40045569
dec eax
loope 0x4004556c
invalid
xor eax, edi
mov dword [esi], eax
mov dword [0x73460a25], 0
add edx, esi
mov dword [ebp + 4], edx
xchg dword [esp], esi
push ecx
lea ecx, [edi - 0x72d1f741]
mov ecx, esp
mov dword [ecx - 0x15], ebx
pop ecx
push esi
xor esi, esi
mov esi, esp
and dword [esi - 0x1d], ecx
pop esi
mov dword [esp], esi
jb 0x400455a0
xor edx, 0
add esp, 4
pop edi
pop ecx
pop edx
pop ebx
pop eax
leave
jmp 0x400455b5
jmp 0x400455c0
ret 4
mov eax, dword [esi + 4]
xor eax, edi
add esi, eax
jmp 0x400454ae
Function at 0x4004c628
Capabilities:
Access peb ldr_data

Disassembly:
add esp, 8
and dword [esp], ebx
push ecx
push edx
push edi
push esi
or edi, 0xffffffff
not edi
add edi, dword [ebp + 8]
mov eax, dword fs:[0x30]
mov eax, dword [eax + 0xc]
mov ecx, dword [eax + 0xc]
push ecx
xor edx, edx
mov ecx, dword [ecx]
cmp ecx, dword [esp]
je 0x4004c8fe
push ebp
push 0xffffffffffffffff
sub esp, 0x32
mov dword [esp + 0x2e], 0x7344d69d
add esp, 0x2e
sub esp, 4
mov dword [esp], 0x73444663
push 0xffffffffffffffff
call fcn.40043828
xchg edx, eax
and eax, 0
add eax, 0x75d46dc4
push ecx
and ecx, 0xcfb6d7ec
mov ecx, esp
mov dword [ecx - 0x54], esi
pop ecx
ja 0x4004c692
and eax, eax
xchg edx, eax
mov edx, dword [ecx + edx - 0x75d46dac]
call fcn.4004c6aa
mov byte [0xee69f033], al
invalid
mov eax, ecx
pop esi
mov edi, dword [esp]
add esp, 4
pop edx
xor ecx, ecx
add ecx, 0xffffffff
and ecx, dword [esp]
xor ecx, 0
add esp, 4
pop ebx
mov esp, ebp
mov ebp, dword [esp]
add esp, 4
jno 0x4004c8f2
xor eax, 0
ret 4
xor ecx, ecx
jmp 0x4004c8c6
Function at 0x4005c0f8
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
push ebx
push ecx
lea esp, [esp - 0x10]
mov dword [esp + 0xc], edx
lea esp, [esp + 0xc]
sub esp, 4
mov dword [esp], 0x8b92e34e
mov dword [esp], edi
push esi
mov eax, dword [ebp + 8]
and ax, 0xf001
dec eax
cmp word [eax], 0x5a4d
jne 0x4005c11a
mov ebx, dword [eax + 0x3c]
cmp ebx, 0xf08
ja 0x4005c11a
add ebx, eax
cmp dword [ebx], 0x4550
jne 0x4005c11a
ret
cmp word [ebx + 4], 0x14c
jne 0x4005c11a
test word [ebx + 0x16], 2
je 0x4005c11a
test word [ebx + 0x16], 0x100
je 0x4005c11a
cmp word [ebx + 0x18], 0x10b
jne 0x4005c11a
mov edx, dword [ebx + 0x78]
cmp edx, 0
je 0x4005c11a
lea edx, [eax + edx]
mov edx, dword [edx + 0xc]
push 0xe1641d81
call 0x4005c1a6
adc al, 0xbd
mov dl, 3
cmp byte [ecx + 0x75ac5ffe], 0xa
jnp 0x4005c13a
int1
salc
push edi
inc esp
add esp, 8
lea edx, [edx + eax]
mov ebx, eax
push edx
call fcn.40043085
xchg ebx, eax
cmp ebx, dword [ebp + 0xc]
jne 0x4005c11a
sub esp, 0x3e
mov esi, dword [esp + 0x3e]
add esp, 0x42
pop edi
mov edx, dword [esp]
add esp, 4
pop ecx
pop ebx
leave
ret 8

Function at 0x4005c1a6
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
push ebx
push ecx
lea esp, [esp - 0x10]
mov dword [esp + 0xc], edx
lea esp, [esp + 0xc]
sub esp, 4
mov dword [esp], 0x8b92e34e
mov dword [esp], edi
push esi
mov eax, dword [ebp + 8]
and ax, 0xf001
dec eax
cmp word [eax], 0x5a4d
jne 0x4005c11a
mov ebx, dword [eax + 0x3c]
cmp ebx, 0xf08
ja 0x4005c11a
add ebx, eax
cmp dword [ebx], 0x4550
jne 0x4005c11a
ret
cmp word [ebx + 4], 0x14c
jne 0x4005c11a
test word [ebx + 0x16], 2
je 0x4005c11a
test word [ebx + 0x16], 0x100
je 0x4005c11a
cmp word [ebx + 0x18], 0x10b
jne 0x4005c11a
mov edx, dword [ebx + 0x78]
cmp edx, 0
je 0x4005c11a
lea edx, [eax + edx]
mov edx, dword [edx + 0xc]
push 0xe1641d81
call 0x4005c1a6
adc al, 0xbd
mov dl, 3
cmp byte [ecx + 0x75ac5ffe], 0xa
jnp 0x4005c13a
int1
salc
push edi
inc esp
add esp, 8
lea edx, [edx + eax]
mov ebx, eax
push edx
call fcn.40043085
xchg ebx, eax
cmp ebx, dword [ebp + 0xc]
jne 0x4005c11a
sub esp, 0x3e
mov esi, dword [esp + 0x3e]
add esp, 0x42
pop edi
mov edx, dword [esp]
add esp, 4
pop ecx
pop ebx
leave
ret 8
Function at 0x4005c25d
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 0
push ecx
xor ecx, ecx
jne 0x4005c2b6
mov ecx, esp
xor dword [ecx - 0x55], edi
pop ecx
call 0x4005c25d
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
call 0x4005c26c
cld
test edx, ebx
or ebp, eax
add dword [esi - 0x7cc26b19], esp
les ecx, [eax]
or dword [esp], ebp
mov ebp, esp
sub esp, 0x100
push ebx
push edx
push ecx
push edi
push esi
mov ebx, dword [ebp + 8]
mov edx, ebx
add ebx, dword [ebx + 0x3c]
mov ebx, dword [ebx + 0x78]
lea ebx, [ebx + edx]
mov eax, dword [ebx + 0x24]
add eax, edx
xor edi, edi
jne 0x40461f0f
or edi, dword [ebx + 0x20]
add edi, edx
mov ecx, dword [ebx + 0x18]
mov esi, dword [edi]
add esi, edx
push 0
push ecx
mov ecx, esp
push 0x55d34c8a
call 0x4005c2bd
sti
sbb byte [ecx + 0x56], dh
xlatb
les ebp, [ebp + 0x8c483e2]
xchg dword [ecx + 4], eax
xor eax, edx
shl eax, 3
xor ecx, 0
shl eax, 0x1d
add eax, dword [ecx + 4]
pop ecx
push esi
call fcn.40043133
cmp eax, dword [ebp + 0xc]
pop eax
je 0x4005c35c
add edi, 4
add eax, 2
dec ecx
jne 0x4005c2a2
call 0x4005c309
loope 0x4005c2ff
invalid
sbb esi, ebx
mov edi, 0xdbead58c
js 0x4005c359
mov dh, 0xe8
or byte [eax], al
add byte [eax], al
mov bh, 0x24
lea eax, [edx + 0x53]
nop
mov dword [esi + 0x2308c483], ecx
sal byte [ecx], 0xc0
fsub st(7)
int 0xf
mov bh, 0
movzx eax, word [eax]
jmp 0x4005c36a
shl eax, 2
add eax, dword [ebx + 0x1c]
add eax, edx
mov eax, dword [eax]
add eax, edx
mov ebx, edx
add ebx, dword [edx + 0x3c]
mov ecx, dword [ebx + 0x7c]
mov ebx, dword [ebx + 0x78]
add ebx, edx
add ecx, ebx
cmp eax, ebx
jb 0x4005c31d
cmp eax, ecx
ja 0x4005c31d
mov esi, eax
lea edi, [ebp - 0x100]
mov al, byte [esi]
mov byte [edi], al
inc edi
inc esi
js 0x4005c3a7
or ecx, ecx
xor dword [esp - 0x6b], eax
cmp al, 0x2e
jne 0x4005c39d
lea edi, [ebp - 0x100]
push 0x100
push edi
push esi
call fcn.40043612
lea esp, [esp - 0x60]
mov dword [esp + 0x5c], edi
lea esp, [esp + 0x5c]
Function at 0x4005c26c
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 0
push ecx
xor ecx, ecx
jne 0x4005c2b6
mov ecx, esp
xor dword [ecx - 0x55], edi
pop ecx
call 0x4005c25d
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
call 0x4005c26c
cld
test edx, ebx
or ebp, eax
add dword [esi - 0x7cc26b19], esp
les ecx, [eax]
or dword [esp], ebp
mov ebp, esp
sub esp, 0x100
push ebx
push edx
push ecx
push edi
push esi
mov ebx, dword [ebp + 8]
mov edx, ebx
add ebx, dword [ebx + 0x3c]
mov ebx, dword [ebx + 0x78]
lea ebx, [ebx + edx]
mov eax, dword [ebx + 0x24]
add eax, edx
xor edi, edi
jne 0x40461f0f
or edi, dword [ebx + 0x20]
add edi, edx
mov ecx, dword [ebx + 0x18]
mov esi, dword [edi]
add esi, edx
push 0
push ecx
mov ecx, esp
push 0x55d34c8a
call 0x4005c2bd
sti
sbb byte [ecx + 0x56], dh
xlatb
les ebp, [ebp + 0x8c483e2]
xchg dword [ecx + 4], eax
xor eax, edx
shl eax, 3
xor ecx, 0
shl eax, 0x1d
add eax, dword [ecx + 4]
pop ecx
push esi
call fcn.40043133
cmp eax, dword [ebp + 0xc]
pop eax
je 0x4005c35c
add edi, 4
add eax, 2
dec ecx
jne 0x4005c2a2
call 0x4005c309
loope 0x4005c2ff
invalid
sbb esi, ebx
mov edi, 0xdbead58c
js 0x4005c359
mov dh, 0xe8
or byte [eax], al
add byte [eax], al
mov bh, 0x24
lea eax, [edx + 0x53]
nop
mov dword [esi + 0x2308c483], ecx
sal byte [ecx], 0xc0
fsub st(7)
int 0xf
mov bh, 0
movzx eax, word [eax]
jmp 0x4005c36a
shl eax, 2
add eax, dword [ebx + 0x1c]
add eax, edx
mov eax, dword [eax]
add eax, edx
mov ebx, edx
add ebx, dword [edx + 0x3c]
mov ecx, dword [ebx + 0x7c]
mov ebx, dword [ebx + 0x78]
add ebx, edx
add ecx, ebx
cmp eax, ebx
jb 0x4005c31d
cmp eax, ecx
ja 0x4005c31d
mov esi, eax
lea edi, [ebp - 0x100]
mov al, byte [esi]
mov byte [edi], al
inc edi
inc esi
js 0x4005c3a7
or ecx, ecx
xor dword [esp - 0x6b], eax
cmp al, 0x2e
jne 0x4005c39d
lea edi, [ebp - 0x100]
push 0x100
push edi
push esi
call fcn.40043612
lea esp, [esp - 0x60]
mov dword [esp + 0x5c], edi
lea esp, [esp + 0x5c]
Function at 0x40657c
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x23c
push esi
mov esi, 0x104
lea eax, [ebp - 0x23c]
push esi
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
cmp eax, esi
pop esi
jbe 0x4065a0
xor eax, eax
test eax, eax
je 0x4065b3
cmp word [ebp + eax*2 - 0x23e], 0x5c
je 0x4065b3
xor ecx, ecx
jmp 0x4065b6
xor ecx, ecx
inc ecx
push dword [ebp + 8]
lea ecx, [ecx*2 + 0x40a014]
lea eax, [ebp + eax*2 - 0x23c]
push ecx
push str._s_S.dll
push eax
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
lea eax, [ebp - 0x23c]
push 8
push 0
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryExW]
leave
ret 4

Function at 0x40669d
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x427dcc], 0
push esi
jne 0x4066d4
xor ecx, ecx
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x4066ae
mov dword [ecx*4 + 0x427dc8], eax
inc ecx
cmp ecx, 0x100
jl 0x4066a9
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x406705
mov ecx, dword [esp + 0xc]
push edi
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x427dc8]
xor eax, esi
inc ecx
dec edx
jne 0x4066e7
pop edi
not eax
pop esi
ret 0xc

Function at 0x401e40
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x78
inc edx
mov ecx, edx
or al, 0x56
lea eax, [ebp - 0x78]
push 0x78
push eax
push esi
call 0xbd16e0
mov ecx, dword [ebp + 0x12]
mov edx, dword [sym.imp.MSVCRT.dll__iob]
push eax
push ecx
add edx, 0x40
push 0x2840d4ac
push edx
call dword [0xeac4c180]
mov eax, dword [0x56410208]
cmp dword [eax + 0x14], 0xffffffa1
rcr byte [ecx + 0xf], 0x8e
push 0x406654
call dword [0x166964]
add esp, 8
push esi
call dword [sym.imp.MSVCRT.dll_exit]
pop esi
nop
nop
nop
nop
nop
nop
nop
nop
adc eax, 0x15906490
invalid
int3

Function at 0x430002
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
mov eax, section..text
nop
nop
mov ebx, 0x408f6c
nop
mov ecx, 0x5b0d1981
nop
nop
test eax, eax
nop
nop
nop
nop
nop
je 0x43004e
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
nop
jne 0x430024
mov eax, section..data
nop
mov ebx, 0x42e3d0
nop
nop
mov ecx, 0x16340093
nop
test eax, eax
nop
nop
nop
nop
je 0x430084
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
add eax, 4
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
nop
jne 0x43006c
nop
popal
nop
nop
nop
nop
nop
jmp 0x401219
Function at 0x402480
Capabilities:
Get thread local storage value

Disassembly:
push esi
push ebx
sub esp, 0x14
mov dword [esp], 0x408044
call sym._EnterCriticalSection_4
mov ebx, dword [0x40803c]
sub esp, 4
test ebx, ebx
je 0x4024cb
nop
mov eax, dword [ebx]
mov dword [esp], eax
call sym._TlsGetValue_4
sub esp, 4
mov esi, eax
call sym._GetLastError_0
test eax, eax
jne 0x4024c4
test esi, esi
je 0x4024c4
mov eax, dword [ebx + 4]
mov dword [esp], esi
call eax
mov ebx, dword [ebx + 8]
test ebx, ebx
jne 0x4024a0
mov dword [esp], 0x408044
call sym._LeaveCriticalSection_4
sub esp, 4
add esp, 0x14
pop ebx
pop esi
ret

Function at 0x4026b0
Capabilities:
Write file on windows

Disassembly:
push esi
push ebx
sub esp, 0x14
mov eax, dword [sym.imp.msvcrt.dll__iob]
mov dword [esp + 8], 0x17
lea esi, [esp + 0x24]
lea ebx, [eax + 0x40]
mov dword [esp + 4], 1
mov dword [esp + 0xc], ebx
mov dword [esp], str.Mingw_runtime_failure:_n
call sym._fwrite
mov eax, dword [esp + 0x20]
mov dword [esp + 8], esi
mov dword [esp], ebx
mov dword [esp + 4], eax
call sym._vfprintf
call sym._abort
lea esi, [esi]

Function at 0x402700
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
push edi
mov edi, edx
push esi
mov esi, ecx
push ebx
mov ebx, eax
sub esp, 0x3c
lea eax, [esp + 0x14]
mov dword [esp + 8], 0x1c
mov dword [esp + 4], eax
mov dword [esp], ebx
call sym._VirtualQuery_12
sub esp, 0xc
test eax, eax
je 0x4027d4
mov eax, dword [esp + 0x28]
cmp eax, 0x40
je 0x40273e
cmp eax, 4
jne 0x402760
test esi, esi
je 0x402752
xor eax, eax
movzx ecx, byte [edi + eax]
mov byte [ebx + eax], cl
add eax, 1
cmp eax, esi
jb 0x402744
add esp, 0x3c
pop ebx
pop esi
pop edi
pop ebp
ret
mov eax, dword [esp + 0x20]
lea ebp, [esp + 0x10]
mov dword [esp + 8], 0x40
mov dword [esp + 0xc], ebp
mov dword [esp + 4], eax
mov eax, dword [esp + 0x14]
mov dword [esp], eax
call sym._VirtualProtect_16
sub esp, 0x10
mov ecx, dword [esp + 0x28]
test esi, esi
je 0x40279f
xor edx, edx
movzx eax, byte [edi + edx]
mov byte [ebx + edx], al
add edx, 1
cmp edx, esi
jb 0x402791
cmp ecx, 0x40
je 0x402752
cmp ecx, 4
je 0x402752
mov eax, dword [esp + 0x10]
mov dword [esp + 0xc], ebp
mov dword [esp + 8], eax
mov eax, dword [esp + 0x20]
mov dword [esp + 4], eax
mov eax, dword [esp + 0x14]
mov dword [esp], eax
call sym._VirtualProtect_16
sub esp, 0x10
add esp, 0x3c
pop ebx
pop esi
pop edi
pop ebp
ret
mov dword [esp + 8], ebx
mov dword [esp + 4], 0x1c
mov dword [esp], str.__VirtualQuery_failed_for__d_bytes_at_address__p
call fcn.004026b0
lea esi, [esi]
Function at 0x401f10
Capabilities:
Get disk information
Inspect load icon resource
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x148
push ebx
push esi
push edi
push 0x65
push eax
call dword [sym.imp.USER32.dll_LoadIconA]
lea ecx, [esp + 0xc]
call fcn.00401000
lea ecx, [esp + 0x50]
push 0x104
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea edx, [esp + 0x50]
lea ecx, [esp + 0xc]
push edx
call fcn.004012b0
test eax, eax
je 0x402021
lea eax, [esp + 0x50]
push 0x404030
push eax
call dword [sym.imp.MSVCRT.dll_fopen]
mov esi, eax
add esp, 8
test esi, esi
je 0x402084
lea ecx, [esp + 0x50]
push ecx
lea ecx, [esp + 0x10]
call fcn.00401290
mov edi, dword [sym.imp.MSVCRT.dll_fseek]
sub eax, 8
push 0
push eax
push esi
call edi
mov ebx, dword [sym.imp.MSVCRT.dll_fread]
push esi
push 1
lea edx, [esp + 0x24]
push 8
push edx
call ebx
mov eax, dword [esp + 0x2c]
push 0
push eax
push esi
call edi
push esi
push 1
lea ecx, [esp + 0x48]
push 0x38
push ecx
call ebx
push esi
call dword [sym.imp.MSVCRT.dll_fclose]
mov eax, dword [esp + 0x88]
mov edx, dword [esp + 0x50]
add esp, 0x3c
test eax, eax
mov eax, dword [esp + 0x10]
push edx
push eax
jne 0x401ffe
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401800
jmp 0x402084
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401a90
jmp 0x402084
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString_1
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov edi, eax
mov esi, 1
xor ebx, ebx
test edi, esi
je 0x40206a
mov dl, bl
lea ecx, [esp + 0x10]
add dl, 0x41
push edx
call sub.MFC42.DLL_CString::operator_1
push 0x40412c
lea ecx, [esp + 0x14]
call fcn.004020e2
lea ecx, [esp + 0xc]
mov eax, dword [esp + 0x10]
push eax
push 0
call fcn.00401cf0
add esi, esi
inc ebx
cmp ebx, 0x1a
jl 0x402039
lea ecx, [esp + 0xc]
call fcn.00401040
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString
lea ecx, [esp + 0xc]
call fcn.00401030
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x148
ret 0x10

Function at 0x433000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43300c
nop
pop eax
nop
nop
nop
nop
add eax, 0x40a063
nop
nop
sub eax, 0x40a009
nop
nop
mov ebx, dword [eax]
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
nop
add ebx, 4
nop
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
jl 0x433030
nop
nop
add eax, 0xc
nop
nop
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
nop
jne 0x43301e
nop
nop
nop
nop
nop
popal
jmp 0x431219
Function at 0x41d39b
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x41d3da
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x41d3da
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x41d3da
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x41d3da
cmp dword [ecx + 0x74], 0xe
jbe 0x41d3da
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret
Function at 0x424b3b
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 0x424bd8
push ebx
push esi
call fcn.00424b04
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.00424a98
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x424b85
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x424bd7
push edi
push eax
call fcn.004235d0
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x424ba5
call fcn.0042361e
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x424bd6
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.00424a98
add esp, 0x20
test eax, eax
jne 0x424bc4
push edi
call fcn.0042361e
jmp 0x424bcc
push ebx
call fcn.0042361e
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 0x425de7
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x42e9b0
push 0x42e9a8
push str.FlsAlloc
push 0x1f
call fcn.00425ca6
mov esi, eax
add esp, 0x10
test esi, esi
je 0x425e1b
push dword [ebp + 8]
mov ecx, esi
call dword [0x42c144]
call esi
jmp 0x425e21
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x425e65
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x42e9c0
push 0x42e9b8
push str.FlsGetValue
push 0x21
call fcn.00425ca6
mov esi, eax
add esp, 0x10
test esi, esi
je 0x425e9c
push dword [ebp + 8]
mov ecx, esi
call dword [0x42c144]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]

Function at 0x425ea4
Capabilities:
Set thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x42e9c8
push 0x42e9c0
push str.FlsSetValue
push 0x22
call fcn.00425ca6
mov esi, eax
add esp, 0x10
test esi, esi
je 0x425ede
push dword [ebp + 0xc]
mov ecx, esi
push dword [ebp + 8]
call dword [0x42c144]
call esi
pop esi
pop ebp
ret 8
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsSetValue]
Function at 0x42b1b0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x42b1dd
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x42b1dd
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret