joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4fbf80
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x208
push ebx
push ebp
push esi
push edi
mov esi, ecx
push 0
call fcn.00502400
mov ebp, dword [esp + 0x220]
mov eax, dword [esp + 0x21c]
push ebp
push 0
push 0
push eax
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov edi, eax
cmp edi, 0x20
ja 0x4fc079
lea ecx, [esp + 0x10]
push ecx
push str..htm
push closesocket
mov ecx, esi
call fcn.004fc090
test eax, eax
jne 0x4fc079
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea edx, [esp + 0x10]
push str._shellopencommand
push edx
call ebx
lea eax, [esp + 0x10]
lea ecx, [esp + 0x10]
push eax
push ecx
push closesocket
mov ecx, esi
call fcn.004fc090
test eax, eax
jne 0x4fc079
lea edx, [esp + 0x10]
push 0xe6a56c
push edx
call fcn.00527130
mov esi, eax
add esp, 8
test esi, esi
jne 0x4fc04a
lea eax, [esp + 0x10]
push 0xe6a568
push eax
call fcn.00527130
mov esi, eax
add esp, 8
test esi, esi
jne 0x4fc04a
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0xf]
jmp 0x4fc04d
mov byte [esi], 0
push 0xe69d30
push esi
call ebx
mov edx, dword [esp + 0x21c]
push edx
push esi
call ebx
lea eax, [esp + 0x10]
push ebp
push eax
call dword [sym.imp.KERNEL32.dll_WinExec]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8

Function at 0x4fc090
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 0x4fc0f2
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 0x502340
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x5496f8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push edi
mov edi, ecx
mov eax, dword [edi + 0x118]
test eax, eax
jne 0x5023f0
mov eax, dword [0xe70b9c]
push esi
mov dword [esp + 8], eax
push 0x104
push 0x104
lea ecx, [esp + 0x10]
mov dword [esp + 0x1c], 0
call fcn.00538779
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push 0xffffffffffffffff
lea ecx, [esp + 0xc]
call fcn.005387c8
push str.winhlp32.exe
lea ecx, [esp + 0xc]
call fcn.00538725
mov ecx, dword [esp + 8]
push ecx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
test esi, esi
je 0x5023d7
push 0x6a
push esi
call dword [sym.imp.USER32.dll_LoadCursorA]
test eax, eax
je 0x5023d7
push eax
call dword [sym.imp.USER32.dll_CopyIcon]
mov dword [edi + 0x118], eax
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
lea ecx, [esp + 8]
mov dword [esp + 0x14], 0xffffffff
call fcn.00538395
pop esi
mov ecx, dword [esp + 8]
pop edi
mov dword fs:[0], ecx
add esp, 0x10
ret
Function at 0x5054f0
Capabilities:
Get number of processors

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x549b80
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push esi
push edi
mov edi, dword [esp + 0x30]
mov esi, ecx
mov eax, dword [edi]
mov ecx, dword [eax - 8]
test ecx, ecx
je 0x505697
mov ecx, dword [0xe70b9c]
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], ecx
mov dword [esp + 0x28], 0
mov dword [esp + 0x30], ecx
mov ecx, dword [eax - 8]
mov bl, 1
test ecx, ecx
mov byte [esp + 0x28], bl
jle 0x5055ec
lea eax, [esp + 0x10]
lea ecx, [esp + 0x14]
push eax
push edi
push ecx
mov ecx, esi
call fcn.00504210
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x2c], 2
call fcn.00538482
lea ecx, [esp + 0x14]
mov byte [esp + 0x28], bl
call fcn.00538395
push ecx
mov ecx, esp
mov dword [esp + 0x20], esp
push 0xe69d30
call fcn.00538403
lea edx, [esp + 0x14]
push 0x3d
push edx
lea eax, [esp + 0x24]
push edi
push eax
mov ecx, esi
call fcn.005045d0
push eax
lea ecx, [esp + 0x34]
mov byte [esp + 0x2c], 3
call fcn.00538482
lea ecx, [esp + 0x18]
mov byte [esp + 0x28], bl
call fcn.00538395
lea ecx, [esp + 0xc]
call fcn.0053885d
mov ecx, dword [esp + 0xc]
push 0xe6a76c
push ecx
call fcn.00525f54
add esp, 8
test eax, eax
je 0x505614
mov edx, dword [edi]
mov ecx, dword [esp + 0x10]
mov eax, dword [edx - 8]
cmp ecx, eax
jl 0x50554d
mov esi, dword [esp + 0x34]
lea ecx, [esp + 0x30]
mov byte [esp + 0x28], 0
call fcn.00538395
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
call fcn.00538395
jmp 0x50569b
lea eax, [esp + 0x30]
mov ecx, esi
push eax
call fcn.00505290
test eax, eax
push 0
je 0x50567f
lea ecx, [esp + 0x34]
push 0x64
push ecx
mov ecx, esi
call fcn.00503930
mov ecx, dword [esp + 0x3c]
test ecx, ecx
je 0x505665
cmp eax, 0x64
jg 0x505653
mov edx, dword [esp + 0x38]
push eax
push 0x64
push edx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5055f0
push 0x64
push eax
mov eax, dword [esp + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5055f0
cmp eax, 0x64
jge 0x5055ec
mov ecx, dword [esp + 0x34]
push 0x64
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5055f0
mov edx, dword [esp + 0x3c]
lea eax, [esp + 0x34]
push edx
push eax
mov ecx, esi
call fcn.00503930
mov esi, eax
jmp 0x5055f0
mov esi, dword [esp + 0x34]
mov eax, dword [esp + 0x38]
cmp esi, eax
jl 0x5056a5
mov eax, esi
mov ecx, dword [esp + 0x20]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
add esp, 0x20
ret 0x10
Function at 0x50dd8d
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x549df8
push eax
mov dword fs:[0], esp
sub esp, 0x14
mov eax, dword [esp + 0x28]
push ebx
push esi
mov esi, ecx
xor ebx, ebx
push edi
mov edx, dword [esi + 0x40]
test edx, edx
setne bl
inc ebx
test eax, eax
je 0x50dda3
or bh, 0x80
lea ecx, [esp + 0xc]
call fcn.00513ca0
mov edx, dword [esp + 0x30]
or ecx, 0xffffffff
mov edi, edx
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [esp + 0x28], 0
push ecx
push edx
lea ecx, [esp + 0x14]
call fcn.00513f60
lea eax, [esp + 0xc]
push ebx
push eax
mov ecx, esi
call fcn.0050de10
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
mov dword [esp + 0xc], 0xd7db88
call fcn.00513ea0
mov ecx, dword [esp + 0x20]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 8
Function at 0x512c40
Capabilities:
Log keystrokes via polling

Disassembly:
push ebx
mov ebx, ecx
push ebp
push esi
mov eax, dword [ebx + 0x13c]
push edi
test eax, eax
jle 0x512c8c
mov eax, dword [ebx + 0x140]
test eax, eax
jle 0x512c8c
mov ebp, dword [sym.imp.USER32.dll_GetKeyState]
xor esi, esi
lea edi, [ebx + 0x150]
mov eax, dword [edi]
test eax, eax
je 0x512c76
push eax
call ebp
test ax, ax
jl 0x512c84
inc esi
add edi, 4
cmp esi, 6
jb 0x512c68
pop edi
pop esi
pop ebp
pop ebx
ret
push esi
mov ecx, ebx
call fcn.00512940
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x515410
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x515470
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x515470
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x515470
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x515470
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x515480
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x53a7a0
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x53a7d8
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.005387f0
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.005387c8
jmp 0x53a7e4
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x53be91
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x53bed3
call fcn.00541e45
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x53bed3
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x53beca
xor eax, eax
jmp 0x53bedb
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.0053bee1
pop edi
pop esi
pop ebx
ret 4

Function at 0x542375
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x5423a3
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x5423c1
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.005422db
jmp 0x5423c1
mov eax, dword [esi + 0x14]
test eax, eax
je 0x5423c1
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.005422db
test edi, edi
mov eax, edi
jne 0x5423ab
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x4f771ea
Capabilities:
Encode data using xor

Disassembly:
call 0x4f77163
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 0x4f77193
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 0x4f771af
xor edx, 0
jmp 0x4f771ba
xor edx, edx
jmp 0x4f771d1
jmp 0x4f771dd
xor eax, eax
push 0x8427d7c0
call 0x4f771ea
stc
add esp, 8
add esi, 0
cmp ecx, 0
je 0x4f77226
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 0x4f771ff
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 0x4f7723d
add eax, 0
jno 0x4f77242
add esi, 0
ret 0x10

Function at 0x4f77fab
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 0x4f77fcd
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 0x4f7816f
cmp edi, dword [ebp + 0x10]
jb 0x4f7816f
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.04f77a97
inc edi
jmp 0x4f78056
jmp 0x4f78063
ror eax, 8
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push eax
push edi
call fcn.04f77a97
inc edi
and dword [esp - 0x4e], ecx
ror eax, 8
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push eax
push edi
call fcn.04f77a97
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 0x4f780b7
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 0x4f7809b
pop ebx
xor edx, 0x1b7d0cc
add edx, 0xedeb415d
xchg dword [esp], edx
push edx
mov edx, esp
call int.04f780e5
add dword [eax], 0x39
jle 0x4f780c1
sub al, 0xf5
mov ch, al
call fcn.04f780fa
mov dword [edi], eax
pop ecx
pop edi
pop eax
leave
ret 0x10
Function at 0x4f79dd2
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 0x4f79de8
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 0x4f79df9
mov eax, edx
pop edx
pop ecx
pop esi
mov esp, ebp
mov ebp, dword [esp]
add esp, 4
push 0x54
call fcn.04f79e3a
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 0x4f7c1a6
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 0x4f7c0ef
add ebx, 0
push ecx
call 0x4f7c104
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, 0x7131a288
sub ebx, dword [0x71339ac7]
mov dword [ebp - 8], ebx
xchg esi, eax
push 0x71339ab7
call fcn.04f77bce
xchg esi, eax
add esi, ebx
mov edx, dword [ebp + 8]
sub edx, ebx
call fcn.04f770dc
mov edi, eax
mov eax, dword [esi + 8]
xor dword [esp - 0x69], edx
xor ebx, 0
xor eax, edi
cmp edx, eax
jb 0x4f7c262
mov eax, dword [esi + 0xc]
xor eax, edi
cmp edx, eax
ja 0x4f7c262
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 0x4f7c219
mov eax, 1
lock xchg dword [0x71339ac3], eax
push 0x3dd1fc71
call 0x4f7c1a6
push esi
add esp, 8
cmp eax, 0
jne 0x4f7c18f
push edx
mov eax, edi
xor byte [esi + edx], al
inc edx
dec ecx
jne 0x4f7c1b5
pop edx
mov eax, dword [esi + 0x14]
xor eax, edi
js 0x4f7c1ca
cmp ecx, edx
cmp eax, 0
je 0x4f7c1ef
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 0x4f7c1d9
mov eax, 1
mov dword [esp - 0x1a], eax
push 0x8ae1b7eb
call fcn.04f7c208
dec eax
loope 0x4f7c20b
invalid
xor eax, edi
mov dword [esi], eax
mov dword [0x71339ac3], 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 0x4f7c23f
xor edx, 0
add esp, 4
pop edi
pop ecx
pop edx
pop ebx
pop eax
leave
jmp 0x4f7c254
jmp 0x4f7c25f
ret 4
mov eax, dword [esi + 4]
xor eax, edi
add esi, eax
jmp 0x4f7c14d
Function at 0x4f832c7
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 0x4f8359d
push ebp
push 0xffffffffffffffff
sub esp, 0x32
mov dword [esp + 0x2e], 0x7132673b
add esp, 0x2e
sub esp, 4
mov dword [esp], 0x7131d701
push 0xffffffffffffffff
call fcn.04f7a4c7
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 0x4f83331
and eax, eax
xchg edx, eax
mov edx, dword [ecx + edx - 0x75d46dac]
call fcn.04f83349
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 0x4f83591
xor eax, 0
ret 4
xor ecx, ecx
jmp 0x4f83565
Function at 0x4f92d97
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 0x4f92db9
mov ebx, dword [eax + 0x3c]
cmp ebx, 0xf08
ja 0x4f92db9
add ebx, eax
cmp dword [ebx], 0x4550
jne 0x4f92db9
ret
cmp word [ebx + 4], 0x14c
jne 0x4f92db9
test word [ebx + 0x16], 2
je 0x4f92db9
test word [ebx + 0x16], 0x100
je 0x4f92db9
cmp word [ebx + 0x18], 0x10b
jne 0x4f92db9
mov edx, dword [ebx + 0x78]
cmp edx, 0
je 0x4f92db9
lea edx, [eax + edx]
mov edx, dword [edx + 0xc]
push 0xe1641d81
call 0x4f92e45
adc al, 0xbd
mov dl, 3
cmp byte [ecx + 0x75ac5ffe], 0xa
jnp 0x4f92dd9
int1
salc
push edi
inc esp
add esp, 8
lea edx, [edx + eax]
mov ebx, eax
push edx
call fcn.04f79d24
xchg ebx, eax
cmp ebx, dword [ebp + 0xc]
jne 0x4f92db9
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 0x4f92e45
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 0x4f92db9
mov ebx, dword [eax + 0x3c]
cmp ebx, 0xf08
ja 0x4f92db9
add ebx, eax
cmp dword [ebx], 0x4550
jne 0x4f92db9
ret
cmp word [ebx + 4], 0x14c
jne 0x4f92db9
test word [ebx + 0x16], 2
je 0x4f92db9
test word [ebx + 0x16], 0x100
je 0x4f92db9
cmp word [ebx + 0x18], 0x10b
jne 0x4f92db9
mov edx, dword [ebx + 0x78]
cmp edx, 0
je 0x4f92db9
lea edx, [eax + edx]
mov edx, dword [edx + 0xc]
push 0xe1641d81
call 0x4f92e45
adc al, 0xbd
mov dl, 3
cmp byte [ecx + 0x75ac5ffe], 0xa
jnp 0x4f92dd9
int1
salc
push edi
inc esp
add esp, 8
lea edx, [edx + eax]
mov ebx, eax
push edx
call fcn.04f79d24
xchg ebx, eax
cmp ebx, dword [ebp + 0xc]
jne 0x4f92db9
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 0x4f92efc
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 0
push ecx
xor ecx, ecx
jne 0x4f92f55
mov ecx, esp
xor dword [ecx - 0x55], edi
pop ecx
call 0x4f92efc
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
call 0x4f92f0b
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 0x5398bae
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 0x4f92f5c
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.04f79dd2
cmp eax, dword [ebp + 0xc]
pop eax
je 0x4f92ffb
add edi, 4
add eax, 2
dec ecx
jne 0x4f92f41
call 0x4f92fa8
loope 0x4f92f9e
invalid
sbb esi, ebx
mov edi, 0xdbead58c
js 0x4f92ff8
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 0x4f93009
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 0x4f92fbc
cmp eax, ecx
ja 0x4f92fbc
mov esi, eax
lea edi, [ebp - 0x100]
mov al, byte [esi]
mov byte [edi], al
inc edi
inc esi
js 0x4f93046
or ecx, ecx
xor dword [esp - 0x6b], eax
cmp al, 0x2e
jne 0x4f9303c
lea edi, [ebp - 0x100]
push 0x100
push edi
push esi
call fcn.04f7a2b1
lea esp, [esp - 0x60]
mov dword [esp + 0x5c], edi
lea esp, [esp + 0x5c]
Function at 0x4f92f0b
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 0
push ecx
xor ecx, ecx
jne 0x4f92f55
mov ecx, esp
xor dword [ecx - 0x55], edi
pop ecx
call 0x4f92efc
dec esp
adc eax, 0x91b81b2a
div bh
int 0x82
xchg ebx, eax
ror cl, 1
into
out dx, eax
call 0x4f92f0b
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 0x5398bae
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 0x4f92f5c
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.04f79dd2
cmp eax, dword [ebp + 0xc]
pop eax
je 0x4f92ffb
add edi, 4
add eax, 2
dec ecx
jne 0x4f92f41
call 0x4f92fa8
loope 0x4f92f9e
invalid
sbb esi, ebx
mov edi, 0xdbead58c
js 0x4f92ff8
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 0x4f93009
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 0x4f92fbc
cmp eax, ecx
ja 0x4f92fbc
mov esi, eax
lea edi, [ebp - 0x100]
mov al, byte [esi]
mov byte [edi], al
inc edi
inc esi
js 0x4f93046
or ecx, ecx
xor dword [esp - 0x6b], eax
cmp al, 0x2e
jne 0x4f9303c
lea edi, [ebp - 0x100]
push 0x100
push edi
push esi
call fcn.04f7a2b1
lea esp, [esp - 0x60]
mov dword [esp + 0x5c], edi
lea esp, [esp + 0x5c]
Function at 0x402fb4
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
xor ebx, ebx
imul edx, dword [ebx + 0x465008], 0x8088405
inc edx
mov dword [ebx + 0x465008], edx
mul edx
mov eax, edx
pop ebx
ret

Function at 0x403708
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
movzx eax, word [0x465024]
mov dword [ebp - 8], eax
lea eax, [ebp - 4]
push eax
push 1
push 0
push 0x4037a0
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExA
test eax, eax
jne 0x403780
xor eax, eax
push ebp
push 0x403779
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 0x4037bc
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 0x403780
mov eax, dword [ebp - 4]
push eax
call sub.advapi32.dll_RegCloseKey
ret
movzx eax, word [0x465024]
and ax, 0xffc0
movzx edx, word [ebp - 8]
and dx, 0x3f
or ax, dx
mov word [0x465024], ax
mov esp, ebp
pop ebp
ret

Function at 0x4045ac
Capabilities:
Write file on windows

Disassembly:
push ecx
cmp byte [0x553048], 0
je 0x40460d
cmp word [0x55321c], 0xd7b2
jne 0x4045d5
cmp dword [0x553224], 0
jbe 0x4045d5
mov eax, 0x553218
call dword [0x553234]
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 0x404634
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
pop edx
ret
cmp byte [0x465030], 0
jne 0x404629
push 0
push str.Error
push str.Runtime_error_____at_00000000
push 0
call sub.user32.dll_MessageBoxA
pop edx
ret