joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1000a510
Capabilities:
Get file size
Read file on windows
Write file on windows

Disassembly:
sub esp, 8
push ebx
push ebp
push esi
mov esi, dword [esp + 0x1c]
test esi, esi
push edi
jne 0x1000a529
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 8
ret
push esi
call fcn.1000bb00
add esp, 4
test eax, eax
jne 0x1000a53e
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
mov ebp, dword [esp + 0x2c]
test ebp, ebp
jg 0x1000a550
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 8
ret
mov eax, dword [esi]
mov dword [esp + 0x20], 0
cmp eax, 1
jne 0x1000a62e
mov edi, dword [esi + 4]
push eax
push 0
push 0
push edi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov ebx, eax
cmp ebx, 0xffffffff
mov dword [esp + 0x10], ebx
jne 0x1000a587
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 8
ret
push 0
push edi
mov dword [esp + 0x28], 1
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
sub esi, ebp
sub esi, ebx
test esi, esi
jle 0x1000a61b
push esi
call sub.MSVCRT.dll_void____cdecl_operator_new_unsigned_int_
add esp, 4
mov ebx, eax
push 1
push 0
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push edi
call ebp
lea eax, [esp + 0x14]
push 0
push eax
push esi
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x1000a5e2
push ebx
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
mov ecx, dword [esp + 0x10]
push 0
push 0
push ecx
push edi
call ebp
lea edx, [esp + 0x14]
push 0
push edx
push esi
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
jne 0x1000a606
mov dword [esp + 0x20], eax
push ebx
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
mov eax, dword [esp + 0x24]
add esp, 4
test eax, eax
je 0x1000a6a3
push edi
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
mov eax, dword [esp + 0x20]
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
cmp eax, 2
jne 0x1000a6a3
mov esi, dword [esi + 4]
mov ecx, esi
mov eax, dword [esi]
call dword [eax + 0x14]
mov ecx, esi
mov ebx, eax
call fcn.1000baf0
mov edi, eax
mov dword [esp + 0x20], 1
sub edi, ebp
sub edi, ebx
test edi, edi
jle 0x1000a69b
mov edx, dword [esi]
push 1
push ebp
mov ecx, esi
call dword [edx + 0x18]
push edi
call sub.MSVCRT.dll_void____cdecl_operator_new_unsigned_int_
add esp, 4
mov ebp, eax
mov eax, dword [esi]
mov ecx, esi
push edi
push ebp
call dword [eax + 0x20]
mov edx, dword [esi]
push 0
push ebx
mov ecx, esi
call dword [edx + 0x18]
mov eax, dword [esi]
push edi
push ebp
mov ecx, esi
call dword [eax + 0x24]
mov edx, dword [esi]
mov ecx, esi
call dword [edx + 0x14]
push ebp
mov ebx, eax
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
add esp, 4
mov eax, dword [esi]
push ebx
mov ecx, esi
call dword [eax + 0x1c]
mov eax, dword [esp + 0x20]
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
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 0x431006
Capabilities:
Encode data using xor

Disassembly:
call 0x43100c
nop
nop
nop
pop eax
nop
nop
add eax, 0x403e6a
nop
sub eax, 0x403e10
nop
mov ebx, dword [eax]
nop
nop
nop
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
mov edx, dword [eax + 8]
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
nop
add ebx, 4
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
jl 0x431030
nop
nop
nop
add eax, 0xc
nop
nop
nop
nop
cmp dword [eax], 0
nop
jne 0x43101e
nop
nop
nop
nop
nop
popal
nop
nop
nop
nop
jmp loc.00401219
Function at 0x545370
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
mov eax, dword [ebp + 0xc]
push eax
mov ecx, dword [ebp + 0x10]
push ecx
mov edx, dword [ebp + 0x14]
push edx
call fcn.00544ee7
mov eax, dword [ebp + 8]
mov cl, byte [eax]
mov byte [ebp - 8], cl
mov edx, dword [ebp + 8]
mov al, byte [edx + 1]
mov byte [ebp - 0xc], al
mov ecx, dword [ebp + 8]
add ecx, 2
mov dword [ebp - 4], ecx
mov word [ebp - 0x10], 0
jmp 0x5453b7
mov dx, word [ebp - 0x10]
add dx, 1
mov word [ebp - 0x10], dx
movsx eax, word [ebp - 0x10]
cmp eax, dword [ebp + 0xc]
jge 0x545491
mov ecx, dword [ebp - 8]
and ecx, 0xff
add ecx, 1
and ecx, 0x800000ff
jns 0x5453e0
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [ebp - 8], cl
mov edx, dword [ebp - 8]
and edx, 0xff
mov eax, dword [ebp - 4]
xor ecx, ecx
mov cl, byte [eax + edx]
mov edx, dword [ebp - 0xc]
and edx, 0xff
add ecx, edx
and ecx, 0x800000ff
jns 0x54540f
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [ebp - 0xc], cl
mov eax, dword [ebp - 0xc]
and eax, 0xff
mov ecx, dword [ebp - 4]
add ecx, eax
push ecx
mov edx, dword [ebp - 8]
and edx, 0xff
mov eax, dword [ebp - 4]
add eax, edx
push eax
call fcn.00545277
mov ecx, dword [ebp - 8]
and ecx, 0xff
mov edx, dword [ebp - 4]
xor eax, eax
mov al, byte [edx + ecx]
mov ecx, dword [ebp - 0xc]
and ecx, 0xff
mov edx, dword [ebp - 4]
xor ebx, ebx
mov bl, byte [edx + ecx]
add eax, ebx
and eax, 0x800000ff
jns 0x545466
dec eax
or eax, 0xffffff00
inc eax
mov byte [ebp - 0x14], al
movsx eax, word [ebp - 0x10]
mov ecx, dword [ebp - 0x14]
and ecx, 0xff
mov edx, dword [ebp + 0x14]
mov esi, dword [ebp - 4]
mov al, byte [edx + eax]
xor al, byte [esi + ecx]
movsx ecx, word [ebp - 0x10]
mov edx, dword [ebp + 0x14]
mov byte [edx + ecx], al
jmp 0x5453ab
mov eax, dword [ebp + 8]
mov cl, byte [ebp - 8]
mov byte [eax], cl
mov edx, dword [ebp + 8]
mov al, byte [ebp - 0xc]
mov byte [edx + 1], al
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
Function at 0x409978
Capabilities:
Create process on windows
Create process suspended

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffa8
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 4], ebx
mov edi, ecx
mov esi, edx
mov ebx, eax
xor eax, eax
push ebp
push 0x409a4b
push dword fs:[eax]
mov dword fs:[eax], esp
push 0x409a64
push ebx
push 0x409a70
push esi
lea eax, [ebp - 4]
mov edx, 4
call fcn.00403388
lea eax, [ebp - 0x48]
xor ecx, ecx
mov edx, 0x44
call fcn.00402750
mov dword [ebp - 0x48], 0x44
lea eax, [ebp - 0x58]
push eax
lea eax, [ebp - 0x48]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
mov eax, dword [ebp - 4]
call fcn.004033e8
push eax
push 0
call sub.kernel32.dll_CreateProcessA
test eax, eax
jne 0x4099f8
mov al, 0x69
call fcn.0040961c
mov eax, dword [ebp - 0x54]
push eax
call sub.kernel32.dll_CloseHandle_1
call fcn.0040994c
push 0xff
push 0xffffffffffffffff
push 0
lea eax, [ebp - 0x58]
push eax
push 1
call sub.user32.dll_MsgWaitForMultipleObjects
dec eax
je 0x409a01
call fcn.0040994c
push edi
mov eax, dword [ebp - 0x58]
push eax
call sub.kernel32.dll_GetExitCodeProcess
mov eax, dword [ebp - 0x58]
push eax
call sub.kernel32.dll_CloseHandle_1
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x409a52
lea eax, [ebp - 4]
call fcn.0040316c
ret

Function at 0x409b04
Capabilities:
Allocate or change rwx memory
Get system information on windows

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xffffffbc
mov edi, eax
lea esi, [esp + 0x28]
lea eax, [esp + 4]
push eax
call sub.kernel32.dll_GetSystemInfo
mov ebx, edi
push 0x1c
push esi
push ebx
call sub.kernel32.dll_VirtualQuery
test eax, eax
je 0x409bb8
jmp 0x409bad
cmp dword [esi + 0x10], 0x1000
jne 0x409b99
test byte [esi + 0x15], 1
jne 0x409b99
xor ebx, ebx
mov eax, dword [esi + 0x14]
cmp eax, 1
je 0x409b58
cmp eax, 2
je 0x409b58
cmp eax, 0x10
je 0x409b58
cmp eax, 0x20
jne 0x409b6d
push esp
push 0x40
mov eax, dword [esi + 0xc]
push eax
mov eax, dword [esi]
push eax
call sub.kernel32.dll_VirtualProtect
test eax, eax
je 0x409b6d
mov bl, 1
xor ebp, ebp
jmp 0x409b7e
mov eax, dword [esi]
add eax, ebp
call fcn.00409afc
add ebp, dword [esp + 8]
cmp ebp, dword [esi + 0xc]
jb 0x409b71
test bl, bl
je 0x409b99
push esp
mov eax, dword [esp + 4]
push eax
mov eax, dword [esi + 0xc]
push eax
mov eax, dword [esi]
push eax
call sub.kernel32.dll_VirtualProtect
mov eax, dword [esi]
add eax, dword [esi + 0xc]
mov ebx, eax
push 0x1c
push esi
push ebx
call sub.kernel32.dll_VirtualQuery
test eax, eax
je 0x409bb8
mov eax, dword [esi + 4]
cmp eax, edi
je 0x409b30
add esp, 0x44
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x433005
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
call 0x43300c
nop
nop
nop
pop eax
nop
nop
nop
add eax, 0x40a063
nop
sub eax, 0x40a009
nop
nop
nop
mov ebx, dword [eax]
nop
nop
nop
mov ecx, dword [eax + 4]
nop
mov edx, dword [eax + 8]
nop
nop
nop
nop
nop
nop
nop
xor dword [ebx], edx
nop
nop
add ebx, 4
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
nop
jl 0x433030
nop
nop
nop
add eax, 0xc
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
jne 0x43301e
nop
nop
nop
nop
popal
nop
jmp 0x431219
Function at 0x40307c
Capabilities:
Accept command line arguments

Disassembly:
push ebx
push esi
push edi
add esp, 0xfffffef8
mov ebx, edx
mov esi, eax
mov eax, ebx
call fcn.004047a8
test esi, esi
jne 0x4030b2
push 0x105
lea eax, [esp + 4]
push eax
push 0
call sub.kernel32.dll_GetModuleFileNameA
mov ecx, eax
mov edx, esp
mov eax, ebx
call fcn.00404898
jmp 0x4030d0
call sub.kernel32.dll_GetCommandLineA
mov edi, eax
mov edx, ebx
mov eax, edi
call fcn.00402f80
mov edi, eax
test esi, esi
je 0x4030d0
cmp dword [ebx], 0
je 0x4030d0
dec esi
jmp 0x4030b9
add esp, 0x108
pop edi
pop esi
pop ebx
ret

Function at 0x40379c
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
movzx eax, word [0x454020]
mov dword [ebp - 8], eax
lea eax, [ebp - 4]
push eax
push 1
push 0
push 0x403834
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExA
test eax, eax
jne 0x403814
xor eax, eax
push ebp
push 0x40380d
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 0xc], 4
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 8]
push eax
push 0
push 0
push 0x403850
mov eax, dword [ebp - 4]
push eax
call sub.advapi32.dll_RegQueryValueExA
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x403814
mov eax, dword [ebp - 4]
push eax
call sub.advapi32.dll_RegCloseKey
ret
movzx eax, word [0x454020]
and ax, 0xffc0
movzx edx, word [ebp - 8]
and dx, 0x3f
or ax, dx
mov word [0x454020], ax
mov esp, ebp
pop ebp
ret

Function at 0x404628
Capabilities:
Write file on windows

Disassembly:
push ecx
cmp byte [0x456048], 0
je 0x404689
cmp word [0x45621c], 0xd7b2
jne 0x404651
cmp dword [0x456224], 0
jbe 0x404651
mov eax, 0x456218
call dword [0x456234]
push 0
lea eax, [esp + 4]
push eax
push 0x1e
push str.Runtime_error_____at_00000000
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
push 0
lea eax, [esp + 4]
push eax
push 2
push 0x4046b0
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
pop edx
ret
cmp byte [0x45402c], 0
jne 0x4046a5
push 0
push str.Error
push str.Runtime_error_____at_00000000
push 0
call sub.user32.dll_MessageBoxA
pop edx
ret
Function at 0x408148
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
mov esi, eax
mov eax, edx
test esi, esi
je 0x4081d8
mov edx, dword [esi - 4]
mov edi, eax
test edx, edx
jle 0x4081d8
mov ecx, dword [eax]
mov ebx, edx
test ecx, ecx
je 0x40818b
test edx, 3
jne 0x40817a
xor edx, dword [ecx - 4]
cmp edx, 3
jbe 0x408185
jmp 0x40818b
or edx, 2
xor edx, dword [ecx - 4]
cmp edx, 1
ja 0x40818b
cmp dword [ecx - 8], 1
je 0x408195
mov edx, ebx
or edx, 3
call fcn.00404ef4
mov edi, dword [edi]
mov dword [edi - 4], ebx
mov byte [edi + ebx], 0
add ebx, 0xffffffff
and ebx, 0xfffffffc
mov eax, dword [esi + ebx]
mov ecx, eax
or eax, 0x80808080
mov edx, eax
sub eax, 0x7b7b7b7b
xor edx, ecx
or eax, 0x80808080
sub eax, 0x66666666
and eax, edx
shr eax, 2
xor eax, ecx
mov dword [edi + ebx], eax
mov eax, dword [esi + ebx - 4]
sub ebx, 4
jge 0x4081a7
pop edi
pop esi
pop ebx
ret
pop edi
pop esi
pop ebx
jmp fcn.004047a8

Function at 0x4081e4
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
mov esi, eax
mov eax, edx
test esi, esi
je 0x408274
mov edx, dword [esi - 4]
mov edi, eax
test edx, edx
jle 0x408274
mov ecx, dword [eax]
mov ebx, edx
test ecx, ecx
je 0x408227
test edx, 3
jne 0x408216
xor edx, dword [ecx - 4]
cmp edx, 3
jbe 0x408221
jmp 0x408227
or edx, 2
xor edx, dword [ecx - 4]
cmp edx, 1
ja 0x408227
cmp dword [ecx - 8], 1
je 0x408231
mov edx, ebx
or edx, 3
call fcn.00404ef4
mov edi, dword [edi]
mov dword [edi - 4], ebx
mov byte [edi + ebx], 0
add ebx, 0xffffffff
and ebx, 0xfffffffc
mov eax, dword [esi + ebx]
mov ecx, eax
or eax, 0x80808080
mov edx, eax
sub eax, 0x5b5b5b5b
xor edx, ecx
or eax, 0x80808080
sub eax, 0x66666666
and eax, edx
shr eax, 2
xor eax, ecx
mov dword [edi + ebx], eax
mov eax, dword [esi + ebx - 4]
sub ebx, 4
jge 0x408243
pop edi
pop esi
pop ebx
ret
pop edi
pop esi
pop ebx
jmp fcn.004047a8

Function at 0x40b4e0
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff00
push ebx
push esi
mov esi, ecx
mov ebx, dword [ebp + 8]
push pe_nt_image_headers32
lea ecx, [ebp - 0x100]
push ecx
push edx
push eax
call sub.kernel32.dll_GetLocaleInfoA_1
test eax, eax
jle 0x40b519
mov ecx, eax
dec ecx
lea edx, [ebp - 0x100]
mov eax, ebx
call fcn.00404898
jmp 0x40b522
mov eax, ebx
mov edx, esi
call fcn.004047fc
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x40b52c
Capabilities:
Get geographical location

Disassembly:
push ebx
push esi
push edi
push ecx
mov ebx, ecx
mov esi, edx
mov edi, eax
push 2
lea eax, [esp + 4]
push eax
push esi
push edi
call sub.kernel32.dll_GetLocaleInfoA_1
test eax, eax
jle 0x40b54e
movzx eax, byte [esp]
jmp 0x40b550
mov eax, ebx
pop edx
pop edi
pop esi
pop ebx
ret
Function at 0x40bbe0
Capabilities:
Write file on windows

Disassembly:
add esp, 0xfffffbbc
push 0x400
lea ecx, [esp + 0x48]
call 0x40ba58
mov eax, dword [0x455994]
cmp byte [eax], 0
je 0x40bc5c
mov eax, dword [0x4557c8]
call fcn.00403164
call fcn.00402dec
lea eax, [esp + 0x44]
push eax
lea eax, [esp + 0x48]
push eax
call sub.user32.dll_CharToOemA
push 0
lea eax, [esp + 4]
push eax
lea eax, [esp + 0x4c]
call fcn.00408c78
push eax
lea eax, [esp + 0x50]
push eax
push 0xfffffffffffffff4
call sub.kernel32.dll_GetStdHandle_1
push eax
call sub.kernel32.dll_WriteFile_1
push 0
lea eax, [esp + 4]
push eax
push 2
push 0x40bca4
push 0xfffffffffffffff4
call sub.kernel32.dll_GetStdHandle_1
push eax
call sub.kernel32.dll_WriteFile_1
jmp 0x40bc92
push 0x40
lea eax, [esp + 8]
push eax
mov eax, dword [0x455774]
mov eax, dword [eax + 4]
push eax
mov eax, dword [0x4587f4]
call fcn.00405928
push eax
call sub.user32.dll_LoadStringA_1
push 0x2010
lea eax, [esp + 8]
push eax
lea eax, [esp + 0x4c]
push eax
push 0
call sub.user32.dll_MessageBoxA_1
add esp, 0x444
ret

Function at 0x40c4f0
Capabilities:
Get file version info

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffe8
push ebx
xor edx, edx
mov dword [ebp - 4], edx
mov ebx, eax
xor eax, eax
push ebp
push 0x40c5c6
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 8], 0xffffffff
lea eax, [ebp - 4]
mov edx, ebx
call fcn.00404840
lea eax, [ebp - 4]
call fcn.00404cbc
lea eax, [ebp - 0xc]
push eax
mov eax, dword [ebp - 4]
call fcn.00404c6c
push eax
call sub.version.dll_GetFileVersionInfoSizeA
mov ebx, eax
test ebx, ebx
je 0x40c5b0
mov eax, ebx
call fcn.00402c90
mov dword [ebp - 0x10], eax
xor eax, eax
push ebp
push 0x40c5a9
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 0x10]
push eax
push ebx
mov eax, dword [ebp - 0xc]
push eax
mov eax, dword [ebp - 4]
call fcn.00404c6c
push eax
call sub.version.dll_GetFileVersionInfoA
test eax, eax
je 0x40c593
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x14]
push eax
push 0x40c5d8
mov eax, dword [ebp - 0x10]
push eax
call sub.version.dll_VerQueryValueA
test eax, eax
je 0x40c593
mov eax, dword [ebp - 0x14]
mov eax, dword [eax + 8]
mov dword [ebp - 8], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40c5b0
mov eax, dword [ebp - 0x10]
call fcn.00402cac
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40c5cd
lea eax, [ebp - 4]
call fcn.004047a8
ret
Function at 0x41b1a8
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, 0x459300
cmp dword [edi], 0
jne 0x41b224
push 0x40
push 0x1000
push 0x1000
push 0
call sub.kernel32.dll_VirtualAlloc_1
mov esi, eax
mov eax, dword [0x4592fc]
mov dword [esi], eax
lea edx, [esi + 4]
mov eax, 0x454ad4
mov ecx, 2
call fcn.00402e80
mov edx, 0x41b180
lea eax, [esi + 5]
call fcn.0041b1a0
mov dword [esi + 6], eax
lea ebx, [esi + 0xa]
mov byte [ebx], 0xe8
lea edx, [esi + 4]
mov eax, ebx
call fcn.0041b1a0
mov dword [ebx + 1], eax
mov eax, dword [edi]
mov dword [ebx + 5], eax
mov dword [edi], ebx
add ebx, 0xd
mov eax, ebx
sub eax, esi
cmp eax, 0xffc
jl 0x41b1f9
mov dword [0x4592fc], esi
mov eax, dword [edi]
mov ebx, dword [edi]
mov edx, dword [ebx + 5]
mov dword [edi], edx
mov edx, dword [ebp + 8]
mov dword [ebx + 5], edx
mov edx, dword [ebp + 0xc]
mov dword [ebx + 9], edx
pop edi
pop esi
pop ebx
pop ebp
ret 8

Function at 0x41d6c8
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
push ebx
push esi
push edi
mov edi, ecx
mov esi, edx
mov ebx, eax
xor eax, eax
mov dword [ebp - 4], eax
lea eax, [ebp + 0xc]
push eax
push edi
lea eax, [ebp - 4]
push eax
push 0
mov eax, esi
call fcn.00404c6c
push eax
mov eax, dword [ebx + 4]
push eax
call sub.advapi32.dll_RegQueryValueExA_1
test eax, eax
je 0x41d720
mov dword [ebp - 0xc], esi
mov byte [ebp - 8], 0xb
lea eax, [ebp - 0xc]
push eax
push 0
mov ecx, dword [0x455aa0]
mov dl, 1
mov eax, dword [0x41d1ec]
call fcn.0040bda0
call fcn.004041f0
mov ebx, dword [ebp + 0xc]
mov eax, dword [ebp - 4]
call fcn.0041d2f4
mov edx, dword [ebp + 8]
mov byte [edx], al
mov eax, ebx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x41e57c
Capabilities:
Encode data using xor

Disassembly:
mov ecx, edx
mov edx, eax
xor eax, eax
rol ax, 5
xor al, byte [edx]
inc edx
dec ecx
jne 0x41e582
ret
Function at 0x428df0
Capabilities:
Log keystrokes
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffefc
push ebx
mov ebx, edx
mov word [ebp - 2], ax
mov eax, ebx
call fcn.004047a8
push 0
movzx eax, byte [ebp - 2]
push eax
call sub.user32.dll_MapVirtualKeyA
shl eax, 0x10
test eax, eax
je 0x428e3e
push pe_nt_image_headers32
lea edx, [ebp - 0x102]
push edx
push eax
call sub.user32.dll_GetKeyNameTextA
mov eax, ebx
lea edx, [ebp - 0x102]
mov ecx, pe_nt_image_headers32
call fcn.00404a18
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x42cec0
Capabilities:
Get keyboard layout

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffe0
push ebx
xor eax, eax
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x20], eax
mov dword [ebp - 4], eax
xor eax, eax
push ebp
push 0x42cff3
push dword fs:[eax]
mov dword fs:[eax], esp
mov byte [ebp - 0x16], 0
lea eax, [ebp - 0x16]
push eax
call sub.user32.dll_GetKeyboardLayoutNameA
mov dl, 1
mov eax, dword [0x41d24c]
call fcn.0041d31c
mov dword [ebp - 0xc], eax
xor edx, edx
push ebp
push 0x42cfc9
push dword fs:[edx]
mov dword fs:[edx], esp
mov edx, 0x80000002
mov eax, dword [ebp - 0xc]
call fcn.0041d3bc
lea eax, [ebp - 0x20]
lea edx, [ebp - 0x16]
mov ecx, 0xa
call fcn.00404a18
mov ecx, dword [ebp - 0x20]
lea eax, [ebp - 0x1c]
mov edx, 0x42d008
call fcn.00404ab8
mov edx, dword [ebp - 0x1c]
mov eax, dword [ebp - 0xc]
call fcn.0041d420
lea ecx, [ebp - 4]
mov edx, 0x42d044
mov eax, dword [ebp - 0xc]
call fcn.0041d650
mov edx, 0x8000
mov eax, dword [ebp - 4]
call fcn.0040d804
mov dword [ebp - 8], eax
xor edx, edx
push ebp
push 0x42cfac
push dword fs:[edx]
mov dword fs:[edx], esp
push 0x42d050
mov eax, dword [ebp - 8]
push eax
call sub.kernel32.dll_GetProcAddress_1
mov ebx, eax
call ebx
movzx eax, word [eax + 0x28]
and ax, 1
cmp ax, 1
sete byte [0x45542c]
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x42cfb3
mov eax, dword [ebp - 8]
push eax
call sub.kernel32.dll_FreeLibrary_1
ret

Function at 0x42d0a0
Capabilities:
Log keystrokes via polling

Disassembly:
push ebx
push esi
push edi
add esp, 0xfffffff0
mov esi, eax
lea edi, [esp]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movzx ebx, byte [esp + 4]
test bx, bx
je 0x42d0e7
push 0x10
call sub.user32.dll_GetKeyState
test ax, ax
jge 0x42d0ca
add bx, 0x2000
push 0x11
call sub.user32.dll_GetKeyState
test ax, ax
jge 0x42d0db
add bx, 0x4000
test byte [esp + 0xb], 0x20
je 0x42d0e7
add bx, 0x8000
mov eax, ebx
add esp, 0x10
pop edi
pop esi
pop ebx
ret