joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10031820
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
mov eax, dword [0x1004f37c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, ecx
cmp ebx, 0xffffffff
jne 0x10031850
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10038620
mov esp, ebp
pop ebp
ret 4
mov eax, dword [esi + 0x20]
mov eax, dword [eax]
test eax, eax
je 0x10031880
mov edx, dword [esi + 0x30]
mov edx, dword [edx]
add edx, eax
cmp eax, edx
jae 0x10031880
call dword [sym.imp.MSVCP140.dll_protected:_char____thiscall_std::basic_streambuf_char__struct_std::char_traits_char__::_Pninc_void_]
pop esi
mov byte [eax], bl
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10038620
mov esp, ebp
pop ebp
ret 4
cmp dword [esi + 0x4c], 0
push edi
je 0x1003197a
mov edi, dword [esi + 0xc]
lea eax, [esi + 0x3c]
cmp dword [edi], eax
jne 0x100318a9
mov edx, dword [esi + 0x54]
mov ecx, dword [esi + 0x50]
sub edx, ecx
mov dword [edi], ecx
mov eax, dword [esi + 0x1c]
mov dword [eax], ecx
mov eax, dword [esi + 0x2c]
mov dword [eax], edx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x100318dd
push dword [esi + 0x4c]
movsx eax, bl
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fputc]
add esp, 8
or ecx, 0xffffffff
cmp eax, ecx
cmovne ecx, ebx
pop edi
pop esi
mov eax, ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10038620
mov esp, ebp
pop ebp
ret 4
lea eax, [ebp - 0x2c]
mov byte [ebp - 0x28], bl
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x30]
push eax
lea eax, [ebp - 0x27]
push eax
lea eax, [ebp - 0x28]
push eax
lea eax, [esi + 0x40]
push eax
call dword [sym.imp.MSVCP140.dll_public:_int___thiscall_std::codecvt_char__char__struct__Mbstatet_::out_struct__Mbstatet___char_const___char_const___char_const____char___char___char___const]
test eax, eax
js 0x1003197a
cmp eax, 1
jle 0x1003193b
cmp eax, 3
jne 0x1003197a
push dword [esi + 0x4c]
push dword [ebp - 0x28]
call fcn.10004e60
add esp, 8
or ecx, 0xffffffff
test al, al
cmovne ecx, ebx
pop edi
pop esi
mov eax, ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10038620
mov esp, ebp
pop ebp
ret 4
mov edi, dword [ebp - 0x2c]
lea eax, [ebp - 0x24]
sub edi, eax
je 0x10031959
push dword [esi + 0x4c]
push edi
push 1
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
cmp edi, eax
jne 0x1003197a
lea eax, [ebp - 0x28]
mov byte [esi + 0x3d], 1
cmp dword [ebp - 0x30], eax
je 0x1003197a
pop edi
pop esi
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10038620
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp - 4]
or eax, 0xffffffff
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.10038620
mov esp, ebp
pop ebp
ret 4
Function at 0x10032080
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, ecx
mov ecx, dword [ebp + 0xc]
test eax, eax
jg 0x100320a2
jl 0x10032097
test ecx, ecx
jne 0x100320a2
xor eax, eax
xor edx, edx
pop ebx
mov esp, ebp
pop ebp
ret 0xc
cmp dword [ebx + 0x38], 0
je 0x100320bc
push eax
push ecx
push dword [ebp + 8]
mov ecx, ebx
call dword [sym.imp.MSVCP140.dll_protected_virtual:_long_long___int64____thiscall_std::basic_streambuf_char__struct_std::char_traits_char__::xsgetn_char___long_long___int64__]
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebx + 0x1c]
push esi
push edi
mov edi, ecx
mov edx, dword [eax]
test edx, edx
je 0x10032100
mov eax, dword [ebx + 0x2c]
mov eax, dword [eax]
test eax, eax
je 0x10032100
mov edi, dword [ebp + 8]
cmp eax, ecx
mov esi, ecx
cmovb esi, eax
push esi
push edx
push edi
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebx + 0x2c]
add edi, esi
mov dword [ebp - 4], edi
add esp, 0xc
mov edi, dword [ebp + 0xc]
sub edi, esi
sub dword [eax], esi
mov eax, dword [ebx + 0x1c]
add dword [eax], esi
mov esi, dword [ebp - 4]
jmp 0x10032103
mov esi, dword [ebp + 8]
cmp dword [ebx + 0x4c], 0
mov ecx, edi
je 0x10032173
mov ecx, dword [ebx + 0xc]
lea eax, [ebx + 0x3c]
cmp dword [ecx], eax
jne 0x1003212c
mov eax, dword [ebx + 0xc]
mov edx, dword [ebx + 0x54]
mov ecx, dword [ebx + 0x50]
sub edx, ecx
mov dword [eax], ecx
mov eax, dword [ebx + 0x1c]
mov dword [eax], ecx
mov eax, dword [ebx + 0x2c]
mov dword [eax], edx
mov ecx, edi
cmp edi, 0xfff
jbe 0x1003215b
push dword [ebx + 0x4c]
push 0xfff
push 1
push esi
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
sub edi, eax
add esp, 0x10
add esi, eax
mov ecx, edi
cmp eax, 0xfff
jne 0x10032187
cmp edi, eax
ja 0x10032136
test ecx, ecx
je 0x10032173
push dword [ebx + 0x4c]
push edi
push 1
push esi
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
mov ecx, edi
add esp, 0x10
sub ecx, eax
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
sub eax, ecx
pop edi
pop esi
sbb edx, 0
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
sub eax, edi
pop edi
pop esi
sbb edx, 0
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x100321a0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
mov ebx, ecx
cmp dword [ebx + 0x38], 0
je 0x100321c5
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.MSVCP140.dll_protected_virtual:_long_long___int64____thiscall_std::basic_streambuf_char__struct_std::char_traits_char__::xsputn_char_const___long_long___int64__]
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebx + 0x20]
push esi
mov esi, dword [ebp + 0xc]
push edi
mov eax, dword [eax]
mov edi, dword [ebp + 0x10]
mov dword [ebp - 0x10], esi
mov dword [ebp - 0x14], edi
mov dword [ebp - 0xc], eax
test eax, eax
je 0x100321e6
mov eax, dword [ebx + 0x30]
mov eax, dword [eax]
jmp 0x100321e8
xor eax, eax
cdq
mov dword [ebp - 4], eax
mov ecx, edx
mov dword [ebp - 8], ecx
test edi, edi
jl 0x10032266
jg 0x100321fb
test esi, esi
je 0x10032266
test ecx, ecx
jl 0x10032249
jg 0x10032205
test eax, eax
je 0x10032249
cmp edi, ecx
jg 0x10032217
jl 0x1003220f
cmp esi, eax
jae 0x10032217
mov eax, esi
mov dword [ebp - 4], esi
mov dword [ebp - 8], edi
push eax
push dword [ebp + 8]
push dword [ebp - 0xc]
call sub.VCRUNTIME140.dll_memcpy
mov ecx, dword [ebp - 4]
add esp, 0xc
mov eax, dword [ebx + 0x30]
sub esi, ecx
mov edx, dword [ebp + 8]
sbb edi, dword [ebp - 8]
add edx, ecx
sub dword [eax], ecx
mov eax, dword [ebx + 0x20]
add dword [eax], ecx
test edi, edi
jl 0x10032266
jg 0x1003224c
test esi, esi
je 0x10032266
jmp 0x1003224c
mov edx, dword [ebp + 8]
mov eax, dword [ebx + 0x4c]
test eax, eax
je 0x10032266
push eax
push esi
push 1
push edx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
sub esi, eax
sbb edi, 0
mov eax, dword [ebp - 0x10]
mov edx, dword [ebp - 0x14]
sub eax, esi
sbb edx, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x10036f80
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x1003ecf8
mov eax, dword fs:[0]
push eax
sub esp, 8
push ebx
push esi
push edi
mov eax, dword [0x1004f37c]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [0x1004f338]
cmp eax, 0xffffffff
jne 0x10036fb6
xor ebx, ebx
jmp 0x10036fbf
push eax
call dword [sym.imp.kernel32.dll_TlsGetValue]
mov ebx, eax
mov dword [ebp - 0x10], ebx
mov dword [ebp - 4], 0
test ebx, ebx
je 0x10036fff
mov eax, dword [ebx + 0x18]
mov esi, dword [ebx + 0xc]
test eax, eax
jne 0x1003703e
test esi, esi
jne 0x10037042
push 0x10035760
push 0x10050e58
call fcn.10004e60
mov eax, dword [0x1004f338]
add esp, 8
cmp eax, 0xffffffff
je 0x10036fff
push esi
push eax
call dword [sym.imp.kernel32.dll_TlsSetValue]
mov dword [ebp - 4], 1
test ebx, ebx
je 0x1003702c
or eax, 0xffffffff
lock xadd dword [ebx + 4], eax
jne 0x1003702c
mov eax, dword [ebx]
mov ecx, ebx
push 0
call dword [eax]
push ebx
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call dword [sym.imp.kernel32.dll_HeapFree]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test esi, esi
je 0x10037084
mov eax, dword [esi + 4]
mov dword [ebx + 0xc], eax
mov ecx, dword [esi]
test ecx, ecx
je 0x1003706d
mov eax, dword [ecx]
call dword [eax + 4]
mov edi, dword [esi]
mov ecx, edi
push 0
mov eax, dword [edi]
call dword [eax]
push edi
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call dword [sym.imp.kernel32.dll_HeapFree]
push esi
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call dword [sym.imp.kernel32.dll_HeapFree]
mov esi, dword [ebx + 0xc]
test esi, esi
jne 0x10037042
mov eax, dword [ebx + 0x18]
test eax, eax
je 0x10036fd0
nop
mov esi, dword [ebx + 0x14]
mov esi, dword [esi]
mov ecx, dword [esi + 0x14]
test ecx, ecx
je 0x100370a9
mov edx, dword [esi + 0x1c]
test edx, edx
je 0x100370a9
mov eax, dword [ecx]
push edx
call dword [eax + 4]
push esi
lea eax, [ebp - 0x14]
push eax
lea ecx, [ebx + 0x14]
call fcn.10004e60
mov eax, dword [ebx + 0x18]
test eax, eax
jne 0x10037090
jmp 0x10036fd0

Function at 0x100370d0
Capabilities:
Create thread
Resume thread

Disassembly:
push ebx
push esi
mov esi, ecx
mov edx, dword [esi]
lea eax, [edx + 0x10]
push eax
push 4
push edx
push 0x10037130
push 0
push 0
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__beginthreadex]
mov ebx, eax
add esp, 0x18
test ebx, ebx
jne 0x100370fa
pop esi
xor al, al
pop ebx
ret
mov eax, dword [esi]
push edi
add eax, 4
lock inc dword [eax]
mov edi, dword [esi]
mov eax, dword [edi + 8]
test eax, eax
je 0x10037118
cmp eax, 0xffffffff
je 0x10037118
push eax
call dword [sym.imp.kernel32.dll_CloseHandle]
mov dword [edi + 8], ebx
mov eax, dword [esi]
push dword [eax + 8]
call dword [sym.imp.kernel32.dll_ResumeThread]
pop edi
pop esi
mov al, 1
pop ebx
ret
Function at 0x10026440
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
mov ebp, esp
push ecx
mov dword [ebp - 4], ecx
mov eax, dword [ebp - 4]
mov ecx, dword [ebp + 8]
mov dword [eax + 4], ecx
mov edx, dword [ebp - 4]
mov eax, dword [ebp + 0xc]
mov dword [edx + 8], eax
mov ecx, dword [ebp - 4]
mov dword [ecx + 0xc], 0
call dword [sym.imp.KERNEL32.DLL_GetCurrentProcess]
mov edx, dword [ebp - 4]
mov dword [edx], eax
mov eax, dword [ebp - 4]
cmp dword [eax + 4], 0
je 0x100264b1
mov ecx, dword [ebp - 4]
cmp dword [ecx + 8], 0
je 0x100264b1
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp + 8]
push eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx]
push edx
call dword [sym.imp.KERNEL32.DLL_FlushInstructionCache]
test eax, eax
jne 0x1002649a
jmp 0x100264b1
mov eax, dword [ebp - 4]
add eax, 0xc
push eax
push 0x40
mov ecx, dword [ebp + 0xc]
push ecx
mov edx, dword [ebp + 8]
push edx
call dword [sym.imp.KERNEL32.DLL_VirtualProtect]
mov eax, dword [ebp - 4]
mov esp, ebp
pop ebp
ret 8

Function at 0x430000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
push 4
nop
nop
nop
nop
nop
nop
nop
pop edi
nop
nop
cmp eax, 0
nop
nop
nop
je 0x430072
nop
nop
mov ebx, 0x408ecc
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
nop
nop
mov esi, 0x6340ed1
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
loop 0x430060
nop
nop
mov eax, section..data
nop
cmp eax, 0
nop
nop
nop
je 0x4300d2
nop
nop
nop
nop
mov ebx, 0x42e1d0
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
push eax
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
pop eax
nop
nop
nop
nop
nop
nop
mov esi, 0x27942b77
nop
nop
nop
nop
xor dword [eax], esi
add eax, edi
nop
nop
nop
nop
nop
nop
nop
nop
loop 0x4300c0
nop
popal
nop
nop
nop
nop
jmp 0x401219
Function at 0x402aef
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov edi, dword [ebp + 8]
push 0xa0000301
push 0
push 0x4e9ca6
push 1
mov ebx, 0x40ffc0
call fcn.0040e447
add esp, 0x10
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
push eax
mov ebx, dword [ebp + 8]
push dword [ebx]
call fcn.00401004
add esp, 8
cmp eax, 0
mov eax, 0
setne al
mov dword [ebp - 8], eax
mov ebx, dword [ebp - 4]
test ebx, ebx
je 0x402b4b
push ebx
call fcn.0040e435
add esp, 4
cmp dword [ebp - 8], 0
je 0x402b57
mov edi, dword [edi]
push edi
xor eax, eax
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
pop edi
mov esi, ecx
not esi
mov eax, dword fs:[0x30]
mov eax, dword [eax + 0xc]
mov edx, dword [eax + 0xc]
lea eax, [eax + 0x10]
push dword [eax]
xor eax, eax
push edx
mov ecx, dword [edx + 0x30]
movzx ebx, byte [eax + edi]
movzx edx, byte [ecx + eax*2]
sub ebx, edx
cmp ebx, 0
je 0x402b96
cmp ebx, 0x20
je 0x402b96
cmp ebx, 0xffffffe0
je 0x402b96
jne 0x402b9f
add eax, 1
cmp esi, eax
je 0x402bac
jne 0x402b7b
pop edx
mov edx, dword [edx]
xor eax, eax
pop ebx
cmp ebx, edx
push ebx
je 0x402bb0
jne 0x402b77
pop edx
mov eax, dword [edx + 0x18]
leave
ret 4

Function at 0x402d11
Capabilities:
Access peb ldr_data
Resolve function by hash

Disassembly:
push ebp
mov ebp, esp
sub esp, 4
mov dword [ebp - 4], 0
cld
xor edx, edx
mov edx, dword fs:[edx + 0x30]
mov edx, dword [edx + 0xc]
mov edx, dword [edx + 0x14]
mov esi, dword [edx + 0x28]
push 0x18
pop ecx
xor edi, edi
xor eax, eax
lodsb al, byte [esi]
cmp al, 0x61
jl 0x402d3f
sub al, 0x20
ror edi, 0xd
add edi, eax
loop 0x402d36
cmp edi, 0x6a4abc5b
mov ebx, dword [edx + 0x10]
mov edx, dword [edx]
jne 0x402d2e
mov eax, ebx
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
jmp 0x402d60
mov esp, ebp
pop ebp
ret

Function at 0x402d64
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
mov ebx, dword [ebp + 8]
cmp ebx, 0
je 0x402da9
mov eax, dword [ebx + 0x3c]
add eax, ebx
mov edx, dword [eax + 0x78]
add edx, ebx
mov ecx, dword [edx + 0x18]
mov eax, dword [edx + 0x20]
push ecx
push ecx
push eax
xor eax, eax
or ecx, 0xffffffff
mov edi, dword [ebp + 0xc]
mov edi, dword [edi]
repne scasb al, byte es:[edi]
not ecx
pop eax
push ecx
mov edi, dword [ebp + 0xc]
mov edi, dword [edi]
mov esi, dword [eax + ebx]
add esi, ebx
repe cmpsb byte [esi], byte es:[edi]
pop ecx
je 0x402daf
add eax, 4
pop esi
dec esi
push esi
jne 0x402d91
xor eax, eax
leave
ret 8
pop esi
pop ecx
sub ecx, esi
mov eax, dword [edx + 0x24]
lea eax, [eax + ecx*2]
movzx eax, word [eax + ebx]
mov ecx, dword [edx + 0x1c]
lea eax, [ecx + eax*4]
mov eax, dword [eax + ebx]
add eax, ebx
leave
ret 8
Function at 0x414e10
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x48842b
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.0047d438
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x414e92
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0047b34a
mov eax, dword [eax]
push 0x500cb8
push eax
call fcn.0046dd24
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0047d6c3
test bl, bl
je 0x414e92
push 0x500cb8
lea ecx, [esp + 0xc]
call fcn.0047da53
push 0x500cc4
lea ecx, [esp + 0xc]
call fcn.0047da53
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 0x414ece
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0047d6c3
jmp 0x414f99
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 0x414f52
lea edx, [esp + 0x7c]
push 0x500cc0
push edx
call fcn.0046dd24
add esp, 8
test eax, eax
je 0x414f52
lea eax, [esp + 0x7c]
push 0x500cbc
push eax
call fcn.0046dd24
add esp, 8
test eax, eax
je 0x414f52
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 0x414ee2
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.0047d6c3
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 0x415790
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 0x4157f2
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 0x415800
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4884ab
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x50c2f4]
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 0x415938
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x415866
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047d6c3
xor eax, eax
jmp 0x4159af
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0047d800
push esi
lea ecx, [esp + 0xc]
call fcn.0047da8f
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x500cf8
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x41598d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00415790
test eax, eax
jne 0x41598d
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.00415790
test eax, eax
jne 0x41598d
lea eax, [esp + 0x14]
push 0x500cd4
push eax
call fcn.0046eda0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41596c
lea ecx, [esp + 0x14]
push 0x500cd0
push ecx
call fcn.0046ed20
mov esi, eax
add esp, 8
test esi, esi
jne 0x41596c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41596f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0047d7b0
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41587e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047d6c3
xor eax, eax
jmp 0x4159af
mov byte [esi], 0
push 0x500ccc
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.0047d6c3
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 0x424cc0
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 0x424d2e
cmp si, 0x69
ja 0x424d2e
add esi, 0xffd0
cmp si, 0x11
je 0x424cfe
push 0x11
call edi
test ax, ax
jge 0x424cfe
or esi, 0x2000
cmp si, 0x10
je 0x424d13
push 0x10
call edi
test ax, ax
jge 0x424d13
or esi, 0x4000
cmp si, 0x12
je 0x424d28
push 0x12
call edi
test ax, ax
jge 0x424d28
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x424d3b
mov esi, 0xbd
jmp 0x424cef
cmp si, 0x6e
jne 0x424d48
mov esi, 0xbe
jmp 0x424cef
cmp si, 0x6f
jne 0x424ce9
mov esi, 0xbf
jmp 0x424cef

Function at 0x4265a0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x51cae8]
xor edx, edx
cmp eax, edx
jne 0x4265c6
xor eax, eax
mov byte [eax + 0x51c9e8], al
inc eax
cmp eax, 0x100
jl 0x4265ae
mov dword [0x51cae8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x51c9e8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x426657
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 0x42662a
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 0x4265f8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4266d0
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 0x426723
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 0x42670a
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