joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a5e90
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
push esi
mov esi, dword [ecx]
push edi
mov eax, dword [esi]
cmp eax, 0x270
jne 0x4a5edf
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 0x4a5ea2
mov eax, dword [esi]
jmp 0x4a5fc5
cmp eax, 0x4e0
jb 0x4a5fc5
push ebx
mov ebx, dword [esi + 0x9c4]
lea edi, [esi + 0x9c4]
push ebp
mov ebp, 0xe3
nop dword [eax]
mov eax, ebx
lea edi, [edi + 4]
mov ebx, dword [edi]
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 [edi + 0x630]
xor eax, ecx
mov dword [edi - 0x9c4], eax
sub ebp, 1
jne 0x4a5f00
mov ebx, dword [esi + 0xd50]
lea edi, [esi + 0xd50]
mov ebp, 0x18c
nop dword [eax]
mov eax, ebx
lea edi, [edi + 4]
mov ebx, dword [edi]
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 [edi - 0xd50]
xor eax, ecx
mov dword [edi - 0x9c4], eax
sub ebp, 1
jne 0x4a5f50
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 0x4a6b2c
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x4a6b6b
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4a6b6b
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4a6b6b
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x4a6b6b
cmp dword [ecx + 0x74], 0xe
jbe 0x4a6b6b
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret
Function at 0x4d65f0
Capabilities:
Encode data using xor
Hash data using fnv
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x14
cmp dword [esp + 0x2c], 0x10
lea eax, [esp + 0x18]
push ebx
cmovae eax, dword [esp + 0x1c]
mov ebx, dword [0x568a4c]
mov dword [esp + 8], eax
push ebp
push esi
mov eax, dword [ebx + 0x3c]
mov ebp, ecx
push edi
xor edi, edi
mov eax, dword [eax + ebx + 0x78]
add eax, ebx
mov dword [esp + 0x18], eax
mov esi, dword [eax + 0x20]
add esi, ebx
mov eax, dword [esi]
mov edx, 0xdf632d19
add eax, ebx
mov cl, byte [eax]
inc eax
test cl, cl
je 0x4d6652
movsx ecx, cl
lea eax, [eax + 1]
xor ecx, edx
imul edx, ecx, 0x1000193
mov cl, byte [eax - 1]
test cl, cl
jne 0x4d6635
cmp edx, 0x806775c6
je 0x4d6658
inc edi
add esi, 4
jmp 0x4d6625
mov edx, dword [esp + 0x18]
push 0
push 0
push 0xffffffffffffffff
mov eax, dword [edx + 0x24]
push dword [esp + 0x20]
push 0
lea eax, [eax + edi*2]
movzx ecx, word [eax + ebx]
mov eax, dword [edx + 0x1c]
push 0
lea eax, [eax + ecx*4]
mov eax, dword [eax + ebx]
add eax, ebx
call eax
xorps xmm0, xmm0
mov dword [esp + 0x18], eax
movups xmmword [ebp], xmm0
xor ecx, ecx
mov dword [ebp + 0x10], 0
mov dword [ebp + 0x14], 7
mov word [ebp], cx
test eax, eax
jne 0x4d66ae
mov dword [ebp + 0x10], eax
mov word [ebp + eax*2], cx
jmp 0x4d66b7
push ecx
push eax
mov ecx, ebp
call fcn.004a3bc0
cmp dword [ebp + 0x14], 8
mov dword [esp + 0x14], ebp
jb 0x4d66c8
mov eax, dword [ebp]
mov dword [esp + 0x14], eax
mov ebx, dword [0x568a4c]
lea eax, [esp + 0x28]
cmp dword [esp + 0x3c], 0x10
cmovae eax, dword [esp + 0x28]
xor edi, edi
mov dword [esp + 0x1c], eax
mov eax, dword [ebx + 0x3c]
mov eax, dword [eax + ebx + 0x78]
add eax, ebx
mov dword [esp + 0x20], eax
mov esi, dword [eax + 0x20]
add esi, ebx
mov ecx, dword [esi]
mov edx, 0xf1d366f6
add ecx, ebx
mov al, byte [ecx]
inc ecx
test al, al
je 0x4d6721
movsx eax, al
lea ecx, [ecx + 1]
xor eax, edx
imul edx, eax, 0x1000193
mov al, byte [ecx - 1]
test al, al
jne 0x4d6704
cmp edx, 0x785d576b
je 0x4d6727
inc edi
add esi, 4
jmp 0x4d66f4
mov edx, dword [esp + 0x20]
push dword [esp + 0x18]
push dword [esp + 0x18]
mov eax, dword [edx + 0x24]
push 0xffffffffffffffff
push dword [esp + 0x28]
lea eax, [eax + edi*2]
movzx ecx, word [eax + ebx]
mov eax, dword [edx + 0x1c]
push 0
push 0
lea eax, [eax + ecx*4]
mov eax, dword [eax + ebx]
add eax, ebx
call eax
mov ecx, dword [esp + 0x3c]
cmp ecx, 0x10
jb 0x4d678c
mov edx, dword [esp + 0x28]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x4d6782
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x4d6782
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push ecx
push edx
call fcn.004a60c5
add esp, 8
pop edi
pop esi
mov eax, ebp
pop ebp
pop ebx
add esp, 0x14
ret
Function at 0x54c9d0
Capabilities:
Authenticate hmac

Disassembly:
sub esp, 0x30
mov eax, dword [0x568008]
xor eax, esp
mov dword [esp + 0x28], eax
mov ah, 0x37
movss dword [esp + 0xc], xmm0
push ebx
mov cl, 0x79
mov byte [esp + 9], 0
xor cl, ah
mov byte [esp + 4], ah
mov dl, 0x63
mov byte [esp + 6], cl
mov al, 0x46
mov byte [esp + 9], 0
xor dl, ah
mov dword [esp + 0x24], 0
mov bl, 0x42
mov byte [esp + 7], dl
xor al, ah
mov dword [esp + 0x28], 0
push esi
xor bl, ah
mov byte [esp + 9], al
xorps xmm0, xmm0
mov byte [esp + 0xc], bl
lea ecx, [esp + 9]
push edi
movups xmmword [esp + 0x1c], xmm0
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x54ca36
sub ecx, edx
lea eax, [esp + 0xd]
push ecx
push eax
lea ecx, [esp + 0x24]
call fcn.004a2240
mov ah, 0x5c
mov byte [esp + 0x11], 0
mov cl, 0x38
mov byte [esp + 0xc], ah
xor cl, ah
mov byte [esp + 0x11], 0
mov dl, 9
mov byte [esp + 0xe], cl
mov al, 0x1b
lea ecx, [esp + 0xd]
xor dl, ah
mov bl, 0x2d
xor al, ah
mov byte [esp + 0xf], dl
xor bl, ah
mov byte [esp + 0xd], al
mov byte [esp + 0x10], bl
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x54ca85
sub ecx, edx
lea eax, [esp + 0xd]
push ecx
push eax
lea ecx, [esp + 0x24]
call fcn.004a1de0
mov bh, 0xe
mov byte [esp + 0x14], 0
mov dl, 0x36
mov byte [esp + 0xc], bh
mov bl, 0x5b
mov byte [esp + 0x14], 0
mov ch, dl
mov cl, 0x56
mov ah, bl
mov al, 0x58
mov dh, 0x3e
xor cl, bh
xor dl, bh
mov byte [esp + 0xe], cl
xor ch, bh
mov byte [esp + 0xf], dl
xor al, bh
mov byte [esp + 0x12], ch
xor bl, bh
mov byte [esp + 0xd], al
xor ah, bh
mov byte [esp + 0x10], bl
xor dh, bh
mov byte [esp + 0x11], ah
mov byte [esp + 0x13], dh
lea edx, [esp + 0xd]
lea ecx, [edx + 1]
nop dword [eax]
mov al, byte [edx]
inc edx
test al, al
jne 0x54caf0
mov edi, dword [esp + 0x30]
lea eax, [esp + 0xd]
mov esi, dword [esp + 0x1c]
sub edx, ecx
push edx
mov edx, dword [esp + 0x30]
lea ecx, [esp + 0x20]
cmp edi, 0x10
push eax
cmovae ecx, esi
call fcn.004a23e0
add esp, 8
test al, al
je 0x54cb77
mov dh, 0x61
mov byte [esp + 0x13], 0
mov al, 0x2a
mov byte [esp + 0xc], dh
mov bl, 0x59
mov byte [esp + 0x13], 0
mov ah, 0x57
mov ch, bl
xor al, dh
xor ah, dh
mov cl, 0x24
mov byte [esp + 0xd], al
xor cl, dh
mov byte [esp + 0x11], ah
xor ch, dh
mov byte [esp + 0xe], cl
mov dl, 0x16
mov byte [esp + 0x12], ch
lea eax, [esp + 0xd]
xor dl, dh
xor bl, dh
mov byte [esp + 0xf], dl
push eax
lea ecx, [esp + 0x20]
mov byte [esp + 0x14], bl
call fcn.004a1aa0
mov edi, dword [esp + 0x30]
mov esi, dword [esp + 0x1c]
cmp edi, 0x10
jb 0x54cba9
lea ecx, [edi + 1]
mov eax, esi
cmp ecx, 0x1000
jb 0x54cb9f
mov esi, dword [eax - 4]
add ecx, 0x23
sub eax, esi
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x54cb9f
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push ecx
push esi
call fcn.004a60c5
add esp, 8
mov ecx, dword [0x568c0c]
or eax, 0xffffffff
sub eax, ecx
mov dword [esp + 0xc], eax
push ecx
lea eax, [ecx + 1]
lea ecx, [esp + 0x10]
mov dword [esp + 0x14], eax
call fcn.004a5de0
mov ecx, dword [esp + 0x34]
pop edi
pop esi
movd xmm0, eax
cvtdq2ps xmm0, xmm0
pop ebx
xor ecx, esp
addss xmm0, dword [esp + 0xc]
call fcn.004a6087
add esp, 0x30
ret
Function at 0x4eccc1
Capabilities:
Encode data using xor

Disassembly:
mov esi, 0x4eca52
add edi, 0xc8eea819
dec ecx
sub edi, edi
call fcn.004ecd09
inc ecx
and ecx, edi
sub edi, 0x9eff8000
xor dword [ebx], esi
mov edi, 0x7849c9f3
add ebx, 1
mov edi, 0x2dc3dc5f
mov edi, ecx
cmp ebx, edx
jl fcn.004eccc1
add ecx, 0x175754ce
sub ecx, 1
mov ecx, 0x3bc94b72
ret

Function at 0x450012
Capabilities:
Encode data using xor

Disassembly:
push dword fs:[0]
mov dword fs:[0], esp
xor ebx, ebx
push ebx
push ebx
push 0x80000000
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
call dword [0x44ff28]
sub edi, edi
sub ecx, ecx
mov cl, 0xe5
inc edi
loop 0x45003a
call 0x450042
pop esi
sub esi, 0xffffffc2
push esi
sub ebx, ebx
or ebx, 0x2394
mov al, byte [esi]
xor ax, di
xchg byte [esi], al
inc esi
sub ebx, 1
cmp ebx, 0
ja 0x450052
pop esi
mov esp, dword fs:[0]
pop dword fs:[0]
pop edi
pop ebp
jmp esi
Function at 0x40e650
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x47946b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.0046bd87
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40e6d2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0046955d
mov eax, dword [eax]
push 0x579200
push eax
call fcn.0045bed4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0046c012
test bl, bl
je 0x40e6d2
push 0x579200
lea ecx, [esp + 0xc]
call fcn.0046c3ee
push 0x57cd7c
lea ecx, [esp + 0xc]
call fcn.0046c3ee
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x40e70e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0046c012
jmp 0x40e7d9
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x40e792
lea edx, [esp + 0x7c]
push 0x57cd78
push edx
call fcn.0045bed4
add esp, 8
test eax, eax
je 0x40e792
lea eax, [esp + 0x7c]
push 0x57cd74
push eax
call fcn.0045bed4
add esp, 8
test eax, eax
je 0x40e792
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x40e722
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.0046c012
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x40fa50
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x40fab2
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x40fac0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4795cb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x583d54]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x40fbf8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40fb26
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046c012
xor eax, eax
jmp 0x40fc6f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046c19b
push esi
lea ecx, [esp + 0xc]
call fcn.0046c42a
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40fc4d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040fa50
test eax, eax
jne 0x40fc4d
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.0040fa50
test eax, eax
jne 0x40fc4d
lea eax, [esp + 0x14]
push 0x57cd90
push eax
call fcn.0045cfb0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40fc2c
lea ecx, [esp + 0x14]
push 0x57cd8c
push ecx
call fcn.0045cf30
mov esi, eax
add esp, 8
test esi, esi
jne 0x40fc2c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40fc2f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046c14b
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40fb3e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046c012
xor eax, eax
jmp 0x40fc6f
mov byte [esi], 0
push 0x57cd88
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.0046c012
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x420540
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x4205ae
cmp si, 0x69
ja 0x4205ae
add esi, 0xffd0
cmp si, 0x11
je 0x42057e
push 0x11
call edi
test ax, ax
jge 0x42057e
or esi, 0x2000
cmp si, 0x10
je 0x420593
push 0x10
call edi
test ax, ax
jge 0x420593
or esi, 0x4000
cmp si, 0x12
je 0x4205a8
push 0x12
call edi
test ax, ax
jge 0x4205a8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4205bb
mov esi, 0xbd
jmp 0x42056f
cmp si, 0x6e
jne 0x4205c8
mov esi, 0xbe
jmp 0x42056f
cmp si, 0x6f
jne 0x420569
mov esi, 0xbf
jmp 0x42056f

Function at 0x421cf0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x594b20]
xor edx, edx
cmp eax, edx
jne 0x421d16
xor eax, eax
mov byte [eax + 0x594a20], al
inc eax
cmp eax, 0x100
jl 0x421cfe
mov dword [0x594b20], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x594a20
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x421da7
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x421d7a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x421d48
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x421e20
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x421e73
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x421e5a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4288b0
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x428a48
cmp ebp, ebx
jle 0x428a48
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, reloc.OLEAUT32.dll_VariantInit
mov dword [esp + 0x10], edi
jns 0x42890e
dec eax
or eax, 0xfffffff8
inc eax
je 0x428915
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x428924
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42892b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0046bd53
add esp, 4
cmp eax, ebx
je 0x42894c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.0046bd53
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x428a3e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x428a25
mov al, byte [edx]
cmp al, 0xc0
jbe 0x428a11
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x428a06
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x428a14
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x428a14
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4289b0
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x4289a1
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret
Function at 0x42bc60
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x47aad8
push eax
mov dword fs:[0], esp
sub esp, 0x28
push esi
push edi
mov edi, dword [esp + 0x44]
mov esi, ecx
test edi, edi
jne 0x42bc99
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
push 0x400
lea ecx, [esp + 0xc]
call fcn.00473826
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.004738ae
mov ecx, dword [esp + 0x60]
mov edx, dword [esp + 0x5c]
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
mov edx, dword [esp + 0x58]
push eax
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
push eax
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, esi
call fcn.0042bd20
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.004738eb
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
Function at 0x4302c0
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x47b268
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x54
mov eax, dword [esp + 0x74]
mov edx, dword [esp + 0x6c]
push esi
mov esi, ecx
mov ecx, dword [esp + 0x74]
push edi
push eax
mov eax, dword [esp + 0x74]
push ecx
push edx
lea ecx, [esp + 0x14]
push eax
push ecx
mov ecx, esi
call fcn.00430e40
lea edx, [esp + 0x18]
push eax
push edx
call dword [sym.imp.USER32.dll_CopyRect]
mov eax, dword [esp + 0x18]
xor edi, edi
xor ecx, ecx
cmp eax, edi
setl cl
dec ecx
xor edx, edx
and ecx, eax
mov eax, dword [esp + 0x1c]
cmp eax, edi
mov dword [esp + 0x18], ecx
setl dl
dec edx
and edx, eax
lea eax, [esp + 0x18]
push eax
mov dword [esp + 0x20], edx
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x430369
mov eax, dword [esp + 0x6c]
push ebx
mov ebx, eax
xor ecx, ecx
xor edx, edx
xor esi, esi
mov dword [ebx], ecx
mov dword [ebx + 4], edx
mov dword [ebx + 8], esi
mov dword [ebx + 0xc], edi
pop ebx
pop edi
pop esi
mov ecx, dword [esp + 0x54]
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14
lea ecx, [esp + 8]
push ecx
mov ecx, esi
call fcn.0042ff50
mov edx, eax
mov eax, dword [edx]
mov ecx, dword [edx + 4]
push ecx
push eax
lea eax, [esp + 0x20]
push eax
call dword [sym.imp.USER32.dll_OffsetRect]
push edi
lea ecx, [esp + 0x4c]
call fcn.00472ad7
mov ecx, dword [esi + 0x5c]
mov edx, dword [esi + 0x58]
push ecx
lea eax, [esp + 0x4c]
push edx
push eax
mov dword [esp + 0x70], edi
call fcn.0043f620
mov edx, dword [esp + 0x5c]
add esp, 0xc
lea ecx, [esp + 0x18]
push 2
push ecx
push edx
call dword [sym.imp.GDI32.dll_LPtoDP]
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x38]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
lea edx, [esp + 0x38]
lea eax, [esp + 0x18]
push edx
lea ecx, [esp + 0x2c]
push eax
push ecx
call dword [sym.imp.USER32.dll_IntersectRect]
mov esi, dword [esp + 0x6c]
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x2c]
mov edx, esi
mov dword [esp + 0x64], 0xffffffff
mov dword [edx], eax
mov eax, dword [esp + 0x30]
mov dword [edx + 4], ecx
mov ecx, dword [esp + 0x34]
mov dword [edx + 8], eax
mov dword [edx + 0xc], ecx
lea ecx, [esp + 0x48]
call fcn.00472b49
mov ecx, dword [esp + 0x5c]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x60
ret 0x14