joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1004c42e
Capabilities:
Encode data using xor

Disassembly:
call 0x1004c3a7
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 0x1004c3d7
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 0x1004c3f3
xor edx, 0
jmp 0x1004c3fe
xor edx, edx
jmp 0x1004c415
jmp 0x1004c421
xor eax, eax
push 0x8427d7c0
call 0x1004c42e
stc
add esp, 8
add esi, 0
cmp ecx, 0
je 0x1004c46a
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 0x1004c443
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 0x1004c481
add eax, 0
jno 0x1004c486
add esi, 0
ret 0x10

Function at 0x1004d1ef
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 0x1004d211
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 0x1004d3b3
cmp edi, dword [ebp + 0x10]
jb 0x1004d3b3
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.1004ccdb
inc edi
jmp 0x1004d29a
jmp 0x1004d2a7
ror eax, 8
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push eax
push edi
call fcn.1004ccdb
inc edi
and dword [esp - 0x4e], ecx
ror eax, 8
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push eax
push edi
call fcn.1004ccdb
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 0x1004d2fb
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 0x1004d2df
pop ebx
xor edx, 0x1b7d0cc
add edx, 0xedeb415d
xchg dword [esp], edx
push edx
mov edx, esp
call int.1004d329
add dword [eax], 0x39
jle 0x1004d305
sub al, 0xf5
mov ch, al
call fcn.1004d33e
mov dword [edi], eax
pop ecx
pop edi
pop eax
leave
ret 0x10
Function at 0x1004f016
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 0x1004f02c
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 0x1004f03d
mov eax, edx
pop edx
pop ecx
pop esi
mov esp, ebp
mov ebp, dword [esp]
add esp, 4
push 0x54
call fcn.1004f07e
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 0x100513ea
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 0x10051333
add ebx, 0
push ecx
call 0x10051348
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, 0x739301ac
sub ebx, dword [0x7394f9eb]
mov dword [ebp - 8], ebx
xchg esi, eax
push 0x7394f9db
call fcn.1004ce12
xchg esi, eax
add esi, ebx
mov edx, dword [ebp + 8]
sub edx, ebx
call fcn.1004c320
mov edi, eax
mov eax, dword [esi + 8]
xor dword [esp - 0x69], edx
xor ebx, 0
xor eax, edi
cmp edx, eax
jb 0x100514a6
mov eax, dword [esi + 0xc]
xor eax, edi
cmp edx, eax
ja 0x100514a6
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 0x1005145d
mov eax, 1
lock xchg dword [0x7394f9e7], eax
push 0x3dd1fc71
call 0x100513ea
push esi
add esp, 8
cmp eax, 0
jne 0x100513d3
push edx
mov eax, edi
xor byte [esi + edx], al
inc edx
dec ecx
jne 0x100513f9
pop edx
mov eax, dword [esi + 0x14]
xor eax, edi
js 0x1005140e
cmp ecx, edx
cmp eax, 0
je 0x10051433
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 0x1005141d
mov eax, 1
mov dword [esp - 0x1a], eax
push 0x8ae1b7eb
call fcn.1005144c
dec eax
loope 0x1005144f
invalid
xor eax, edi
mov dword [esi], eax
mov dword [0x7394f9e7], 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 0x10051483
xor edx, 0
add esp, 4
pop edi
pop ecx
pop edx
pop ebx
pop eax
leave
jmp 0x10051498
jmp 0x100514a3
ret 4
mov eax, dword [esi + 4]
xor eax, edi
add esi, eax
jmp 0x10051391
Function at 0x1005850b
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 0x100587e1
push ebp
push 0xffffffffffffffff
sub esp, 0x32
mov dword [esp + 0x2e], 0x7393c65f
add esp, 0x2e
sub esp, 4
mov dword [esp], 0x73933625
push 0xffffffffffffffff
call fcn.1004f70b
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 0x10058575
and eax, eax
xchg edx, eax
mov edx, dword [ecx + edx - 0x75d46dac]
call fcn.1005858d
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 0x100587d5
xor eax, 0
ret 4
xor ecx, ecx
jmp 0x100587a9
Function at 0x10067fdb
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 0x10067ffd
mov ebx, dword [eax + 0x3c]
cmp ebx, 0xf08
ja 0x10067ffd
add ebx, eax
cmp dword [ebx], 0x4550
jne 0x10067ffd
ret
cmp word [ebx + 4], 0x14c
jne 0x10067ffd
test word [ebx + 0x16], 2
je 0x10067ffd
test word [ebx + 0x16], 0x100
je 0x10067ffd
cmp word [ebx + 0x18], 0x10b
jne 0x10067ffd
mov edx, dword [ebx + 0x78]
cmp edx, 0
je 0x10067ffd
lea edx, [eax + edx]
mov edx, dword [edx + 0xc]
push 0xe1641d81
call 0x10068089
adc al, 0xbd
mov dl, 3
cmp byte [ecx + 0x75ac5ffe], 0xa
jnp 0x1006801d
int1
salc
push edi
inc esp
add esp, 8
lea edx, [edx + eax]
mov ebx, eax
push edx
call fcn.1004ef68
xchg ebx, eax
cmp ebx, dword [ebp + 0xc]
jne 0x10067ffd
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 0x10068089
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 0x10067ffd
mov ebx, dword [eax + 0x3c]
cmp ebx, 0xf08
ja 0x10067ffd
add ebx, eax
cmp dword [ebx], 0x4550
jne 0x10067ffd
ret
cmp word [ebx + 4], 0x14c
jne 0x10067ffd
test word [ebx + 0x16], 2
je 0x10067ffd
test word [ebx + 0x16], 0x100
je 0x10067ffd
cmp word [ebx + 0x18], 0x10b
jne 0x10067ffd
mov edx, dword [ebx + 0x78]
cmp edx, 0
je 0x10067ffd
lea edx, [eax + edx]
mov edx, dword [edx + 0xc]
push 0xe1641d81
call 0x10068089
adc al, 0xbd
mov dl, 3
cmp byte [ecx + 0x75ac5ffe], 0xa
jnp 0x1006801d
int1
salc
push edi
inc esp
add esp, 8
lea edx, [edx + eax]
mov ebx, eax
push edx
call fcn.1004ef68
xchg ebx, eax
cmp ebx, dword [ebp + 0xc]
jne 0x10067ffd
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 0x10068140
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 0
push ecx
xor ecx, ecx
jne 0x10068199
mov ecx, esp
xor dword [ecx - 0x55], edi
pop ecx
call 0x10068140
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
call 0x1006814f
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 0x1046ddf2
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 0x100681a0
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.1004f016
cmp eax, dword [ebp + 0xc]
pop eax
je 0x1006823f
add edi, 4
add eax, 2
dec ecx
jne 0x10068185
call 0x100681ec
loope 0x100681e2
invalid
sbb esi, ebx
mov edi, 0xdbead58c
js 0x1006823c
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 0x1006824d
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 0x10068200
cmp eax, ecx
ja 0x10068200
mov esi, eax
lea edi, [ebp - 0x100]
mov al, byte [esi]
mov byte [edi], al
inc edi
inc esi
js 0x1006828a
or ecx, ecx
xor dword [esp - 0x6b], eax
cmp al, 0x2e
jne 0x10068280
lea edi, [ebp - 0x100]
push 0x100
push edi
push esi
call fcn.1004f4f5
lea esp, [esp - 0x60]
mov dword [esp + 0x5c], edi
lea esp, [esp + 0x5c]
Function at 0x1006814f
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 0
push ecx
xor ecx, ecx
jne 0x10068199
mov ecx, esp
xor dword [ecx - 0x55], edi
pop ecx
call 0x10068140
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
call 0x1006814f
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 0x1046ddf2
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 0x100681a0
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.1004f016
cmp eax, dword [ebp + 0xc]
pop eax
je 0x1006823f
add edi, 4
add eax, 2
dec ecx
jne 0x10068185
call 0x100681ec
loope 0x100681e2
invalid
sbb esi, ebx
mov edi, 0xdbead58c
js 0x1006823c
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 0x1006824d
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 0x10068200
cmp eax, ecx
ja 0x10068200
mov esi, eax
lea edi, [ebp - 0x100]
mov al, byte [esi]
mov byte [edi], al
inc edi
inc esi
js 0x1006828a
or ecx, ecx
xor dword [esp - 0x6b], eax
cmp al, 0x2e
jne 0x10068280
lea edi, [ebp - 0x100]
push 0x100
push edi
push esi
call fcn.1004f4f5
lea esp, [esp - 0x60]
mov dword [esp + 0x5c], edi
lea esp, [esp + 0x5c]
Function at 0x4659b0
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, 0x45e015
lea edi, [esi - 0x5d015]
push edi
jmp 0x4659ca
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x4659d1
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x4659c0
mov eax, 1
add ebx, ebx
jne 0x4659e3
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x4659d8
jne 0x4659f4
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x4659d8
xor ecx, ecx
sub eax, 3
jb 0x465a08
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x465a7a
mov ebp, eax
add ebx, ebx
jne 0x465a13
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x465a20
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x465a44
inc ecx
add ebx, ebx
jne 0x465a30
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x465a25
jne 0x465a41
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x465a25
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x465a64
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x465a55
jmp 0x4659c6
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x465a64
add edi, ecx
jmp 0x4659c6
pop esi
mov edi, esi
mov ecx, 0x3e6
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x465a82
cmp byte [edi], 5
jne 0x465a82
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 0x465a87
lea edi, [esi + 0x63000]
mov eax, dword [edi]
or eax, eax
je 0x465af6
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x65000]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x6503c]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x465ab4
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x65044]
or eax, eax
je 0x465af0
mov dword [ebx], eax
add ebx, 4
jmp 0x465ad1
call dword [esi + 0x65040]
mov ebp, dword [esi + 0x65048]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x19f]
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 0x465b2a
sub esp, 0xffffff80
jmp section.UPX0

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x404637
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
push ebx
push esi
push edi
mov esi, dword [ebp + 8]
xor ebx, ebx
mov word [esi + 0x1a], bx
push 0x7e
push esi
call fcn.00403291
mov edi, dword [ebp + 0x10]
mov dword [ebp - 8], ebx
jmp 0x4046bd
cmp ebx, dword [esi]
jne 0x404663
cmp ebx, edi
jge 0x404663
mov edi, ebx
mov eax, ebx
sub eax, edi
je 0x404680
dec eax
je 0x40467b
dec eax
je 0x404676
add ebx, dword [ebp + 0xc]
mov bl, byte [ebx]
jmp 0x40468f
mov bl, byte [esi + 0x1a]
jmp 0x404699
mov bl, byte [esi + 0x1b]
jmp 0x404699
mov bl, byte [esi + 0x18]
test edi, edi
je 0x40468f
cmp edi, dword [ebp + 0x10]
jne 0x40468f
or bl, 8
movzx eax, bl
push eax
push esi
call fcn.00404610
movzx eax, bl
bt dword [0x405190], eax
jae 0x4046b0
push 0x7d
push esi
call fcn.00403291
xor bl, 0x20
movzx eax, bl
push eax
push esi
call fcn.00403291
inc dword [ebp - 8]
lea eax, [edi + 3]
cmp dword [ebp - 8], eax
mov ebx, dword [ebp - 8]
jl 0x404659
push 0x7e
push esi
call fcn.00403291
push esi
call fcn.004031a1
movzx ecx, byte [esi + 0x18]
shr ecx, 4
and cl, 7
mov edi, ecx
lea eax, [esi + 0x18]
push eax
call fcn.00404a48
mov eax, dword [ebp + 0xc]
mov dword [esi + edi*4 + 0x1c], eax
mov eax, dword [ebp + 0x10]
mov dword [esi + edi*4 + 0x3c], eax
lea eax, [ebx - 3]
pop edi
pop esi
pop ebx
leave
ret 0x10

Function at 0x423380
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x3f0
mov dword [ebp - 4], 0x40
mov dword [ebp - 0xc], 0
mov eax, dword [0x5217c4]
mov dword [ebp - 0x18], eax
mov dword [ebp - 8], 0xffffffff
mov byte [ebp - 0x20], 0xed
mov byte [ebp - 0x1d0], 0xc5
mov byte [ebp - 0x3c7], 0x47
push 0x52172c
push str.kernel32
call dword [sym.imp.KERNEL32.DLL_LoadLibraryA]
push eax
call dword [sym.imp.KERNEL32.DLL_GetProcAddress]
mov dword [0x521830], eax
push dword [ebp - 4]
mov eax, 0x3001
dec eax
push eax
mov eax, dword [ebp - 0x18]
push eax
push dword [ebp - 0xc]
push dword [0x521830]
pop ecx
mov eax, dword [0x521830]
call eax
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x14]
mov dword [0x521808], ecx
mov edx, dword [0x5217c4]
mov dword [0x5217c8], edx
mov dword [0x5217d4], 0
mov eax, dword [0x5217d4]
mov ecx, dword [0x521808]
lea edx, [ecx + eax + 0xd50f9]
mov dword [0x5217d4], edx
mov eax, dword [0x5217d4]
sub eax, 0x1019
mov dword [0x5217d4], eax
mov eax, dword [ebp - 0x14]
mov esp, ebp
pop ebp
ret
Function at 0x401570
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
push esi
mov esi, ecx
push edi
mov eax, dword [esi]
cmp eax, 0x270
jne 0x4015bf
lea edx, [esi + 8]
mov edi, eax
mov ecx, dword [edx]
lea edx, [edx + 4]
xor ecx, dword [edx - 8]
and ecx, 0x7fffffff
xor ecx, dword [edx - 8]
mov eax, ecx
and al, 1
movzx eax, al
neg eax
sbb eax, eax
shr ecx, 1
and eax, 0x9908b0df
xor eax, dword [edx + 0x62c]
xor eax, ecx
mov dword [edx + 0x9b8], eax
sub edi, 1
jne 0x401582
mov eax, dword [esi]
jmp 0x4016a8
cmp eax, 0x4e0
jb 0x4016a8
push ebx
mov ebx, dword [esi + 0x9c4]
lea edi, [esi + 0x9c4]
push ebp
mov ebp, 0xe3
nop dword [eax]
lea edx, [edi]
mov eax, ebx
mov ebx, dword [edx + 4]
lea edi, [edx + 4]
mov ecx, ebx
xor ecx, eax
and ecx, 0x7fffffff
xor ecx, eax
mov eax, ecx
and al, 1
movzx eax, al
neg eax
sbb eax, eax
shr ecx, 1
and eax, 0x9908b0df
xor eax, dword [edx + 0x634]
xor eax, ecx
mov dword [edx - 0x9c0], eax
sub ebp, 1
jne 0x4015e0
mov ebx, dword [esi + 0xd50]
lea edi, [esi + 0xd50]
mov ebp, 0x18c
nop dword [eax]
mov eax, ebx
lea edx, [edi]
mov ebx, dword [edx + 4]
lea edi, [edx + 4]
mov ecx, eax
xor ecx, ebx
and ecx, 0x7fffffff
xor ecx, eax
mov eax, ecx
and al, 1
movzx eax, al
neg eax
sbb eax, eax
shr ecx, 1
and eax, 0x9908b0df
xor eax, dword [edx - 0xd4c]
xor eax, ecx
mov dword [edx - 0x9c0], eax
sub ebp, 1
jne 0x401630
mov eax, dword [esi + 0x1380]
mov ecx, dword [esi + 4]
xor ecx, eax
and ecx, 0x7fffffff
xor ecx, eax
mov eax, ecx
and al, 1
movzx eax, al
neg eax
pop ebp
sbb eax, eax
shr ecx, 1
and eax, 0x9908b0df
xor eax, dword [esi + 0x634]
xor eax, ecx
mov dword [esi + 0x9c0], eax
xor eax, eax
pop ebx
mov dword [esi], 0
mov edx, dword [esi + eax*4 + 4]
inc eax
mov dword [esi], eax
mov ecx, edx
mov eax, dword [esi + 0x1384]
shr ecx, 0xb
and eax, ecx
xor edx, eax
mov eax, edx
and eax, 0xff3a58ad
shl eax, 7
xor edx, eax
mov eax, edx
and eax, 0xffffdf8c
shl eax, 0xf
xor edx, eax
mov eax, edx
shr eax, 0x12
pop edi
xor eax, edx
pop esi
ret

Function at 0x402e9c
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x402edb
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x402edb
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x402edb
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x402edb
cmp dword [ecx + 0x74], 0xe
jbe 0x402edb
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x407b95
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x41132c
push 0x411324
push str.FlsAlloc
push 0x1f
call fcn.00407a71
mov esi, eax
add esp, 0x10
test esi, esi
je 0x407bc9
push dword [ebp + 8]
mov ecx, esi
call dword [0x40f174]
call esi
jmp 0x407bcf
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4
Function at 0x407c13
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x41133c
push 0x411334
push str.FlsGetValue
push 0x21
call fcn.00407a71
mov esi, eax
add esp, 0x10
test esi, esi
je 0x407c4a
push dword [ebp + 8]
mov ecx, esi
call dword [0x40f174]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]

Function at 0x407c52
Capabilities:
Set thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x411344
push 0x41133c
push str.FlsSetValue
push 0x22
call fcn.00407a71
mov esi, eax
add esp, 0x10
test esi, esi
je 0x407c8c
push dword [ebp + 0xc]
mov ecx, esi
push dword [ebp + 8]
call dword [0x40f174]
call esi
pop esi
pop ebp
ret 8
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsSetValue]
Function at 0x409c4c
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 0x409ce9
push ebx
push esi
call fcn.00409c15
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.00409ba9
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x409c96
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x409ce8
push edi
push eax
call fcn.004086dd
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x409cb6
call fcn.004072f5
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x409ce7
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.00409ba9
add esp, 0x20
test eax, eax
jne 0x409cd5
push edi
call fcn.004072f5
jmp 0x409cdd
push ebx
call fcn.004072f5
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