joyce8/EMBER2024-capa huggingface dataset:
Function at 0x410c70
Capabilities:
Acquire debug privileges

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push 0x4025e6
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
mov eax, 0x70
call sub.MSVBVM60.DLL___vbaChkstk
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
mov dword [ebp - 0x14], 0x401f20
mov dword [ebp - 0x10], 0
mov dword [ebp - 0xc], 0
mov dword [ebp - 4], 1
mov dword [ebp - 4], 2
push 0xffffffffffffffff
call dword [sym.imp.MSVBVM60.DLL___vbaOnError]
mov dword [ebp - 4], 3
call fcn.00404fd8
mov dword [ebp - 0x6c], eax
call dword [sym.imp.MSVBVM60.DLL___vbaSetSystemError]
lea eax, [ebp - 0x64]
push eax
push 0x28
mov ecx, dword [ebp - 0x6c]
push ecx
call fcn.00405038
mov dword [ebp - 0x70], eax
call dword [sym.imp.MSVBVM60.DLL___vbaSetSystemError]
xor edx, edx
cmp dword [ebp - 0x70], 0
setne dl
neg edx
movsx eax, dx
test eax, eax
je 0x410e25
mov dword [ebp - 4], 4
xor ecx, ecx
test ecx, ecx
je 0x410d46
mov dword [ebp - 4], 6
mov dword [ebp - 0x6c], 0x1c
lea edx, [ebp - 0x6c]
push edx
lea eax, [ebp - 0x3c]
push eax
push 0x1c
lea ecx, [ebp - 0x60]
push ecx
push 0
mov edx, dword [ebp - 0x64]
push edx
call fcn.00405088
call dword [sym.imp.MSVBVM60.DLL___vbaSetSystemError]
jmp 0x410e25
mov dword [ebp - 4], 9
lea eax, [ebp - 0x44]
push eax
push 0x404ae4
lea ecx, [ebp - 0x68]
push ecx
call dword [sym.imp.MSVBVM60.DLL___vbaStrToAnsi]
push eax
push 0
call fcn.004050e8
mov dword [ebp - 0x6c], eax
call dword [sym.imp.MSVBVM60.DLL___vbaSetSystemError]
xor edx, edx
cmp dword [ebp - 0x6c], 0
setne dl
neg edx
mov word [ebp - 0x74], dx
lea ecx, [ebp - 0x68]
call dword [sym.imp.MSVBVM60.DLL___vbaFreeStr]
movsx eax, word [ebp - 0x74]
test eax, eax
je 0x410e25
mov dword [ebp - 4], 0xa
mov dword [ebp - 0x60], 1
mov dword [ebp - 4], 0xb
mov dword [ebp - 0x74], 0
cmp dword [ebp - 0x74], 2
jae 0x410dc3
mov dword [ebp - 0x8c], 0
jmp 0x410dcf
call dword [sym.imp.MSVBVM60.DLL___vbaGenerateBoundsError]
mov dword [ebp - 0x8c], eax
lea ecx, [ebp - 0x44]
push ecx
mov edx, dword [ebp - 0x74]
imul edx, edx, 0xc
lea eax, [ebp + edx - 0x5c]
push eax
push 8
call dword [sym.imp.MSVBVM60.DLL___vbaCopyBytes]
mov dword [ebp - 4], 0xc
mov dword [ebp - 0x74], 0
cmp dword [ebp - 0x74], 2
jae 0x410e06
mov dword [ebp - 0x90], 0
jmp 0x410e12
call dword [sym.imp.MSVBVM60.DLL___vbaGenerateBoundsError]
mov dword [ebp - 0x90], eax
mov ecx, dword [ebp - 0x74]
imul ecx, ecx, 0xc
mov dword [ebp + ecx - 0x54], 2
jmp 0x410d14
mov dword [ebp - 4], 0x11
mov edx, dword [ebp - 0x64]
push edx
call fcn.00404e50
call dword [sym.imp.MSVBVM60.DLL___vbaSetSystemError]
push 0x410e4d
jmp 0x410e4c
ret

Function at 0x43b63d
Capabilities:
Encode data using xor

Disassembly:
mov edx, 0x43b3c1
push 0x8c8c2cc4
mov esi, dword [esp]
add esp, 4
inc ecx
call fcn.0043b687
add ecx, 0xbb9e450c
push esi
pop esi
add esi, 0xa2bcb876
xor dword [edi], edx
inc esi
add ecx, 1
add edi, 1
dec esi
mov ecx, ecx
cmp edi, eax
jne fcn.0043b63d
sub esi, esi
add ecx, 0xf39ac73e
ret
Function at 0x4017e7
Capabilities:
Accept command line arguments

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x50
push ebx
push esi
push edi
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
mov dword [ebp - 0x48], eax
lea eax, [ebp - 0x44]
push eax
call dword [sym.imp.KERNEL32.dll_GetStartupInfoA]
cmp dword [ebp - 0x48], 0
je 0x4018bd
mov eax, dword [ebp - 0x48]
movsx eax, byte [eax]
cmp eax, 0x22
jne 0x401849
mov dword [ebp - 0x4c], 1
mov eax, dword [ebp - 0x4c]
mov dword [ebp - 0x50], eax
inc dword [ebp - 0x4c]
mov eax, dword [ebp - 0x50]
mov ecx, dword [ebp - 0x48]
movsx eax, byte [eax + ecx]
cmp eax, 0x22
je 0x401844
jmp 0x401823
jmp 0x401882
mov dword [ebp - 0x4c], 0
jmp 0x401858
inc dword [ebp - 0x4c]
mov eax, dword [ebp - 0x4c]
mov ecx, dword [ebp - 0x48]
movsx eax, byte [eax + ecx]
cmp eax, 0x20
je 0x401882
mov eax, dword [ebp - 0x4c]
mov ecx, dword [ebp - 0x48]
movsx eax, byte [eax + ecx]
test eax, eax
je 0x401882
jmp 0x401855
mov eax, dword [ebp - 0x4c]
mov ecx, dword [ebp - 0x48]
movsx eax, byte [eax + ecx]
test eax, eax
je 0x4018a7
mov eax, dword [ebp - 0x4c]
mov ecx, dword [ebp - 0x48]
movsx eax, byte [eax + ecx + 1]
test eax, eax
jne 0x4018b3
mov dword [ebp - 0x48], 0
jmp 0x4018bd
mov eax, dword [ebp - 0x4c]
add eax, dword [ebp - 0x48]
inc eax
mov dword [ebp - 0x48], eax
mov eax, dword [ebp - 0x14]
and eax, 0xffff
push eax
mov eax, dword [ebp - 0x48]
push eax
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push eax
call main
jmp 0x4018df
pop edi
pop esi
pop ebx
leave
ret

Function at 0x4032a0
Capabilities:
Accept command line arguments
Hide graphical window

Disassembly:
mov ecx, ebp
push ebp
mov ebp, esp
mov dword [0x405076], ecx
call dword [sym.imp.kernel32.dll_GetCommandLineA]
mov dword [0x405258], eax
mov dword [0x4051e0], 0x402b80
mov dword [0x4051dc], 2
jmp 0x4032d0
mov dword [0x4051e4], 0
mov dword [0x4051e8], 0
mov dword [0x4051d8], 0x30
push 0
call dword [sym.imp.kernel32.dll_GetModuleHandleA]
mov dword [0x4051ec], eax
mov dword [0x405200], 0x404080
mov dword [0x4051f8], 0xf
mov dword [0x40506e], eax
push 0x7f00
push 0
call dword [sym.imp.user32.dll_LoadIconA]
mov dword [0x4051f0], eax
mov dword [0x405204], eax
push 0x7f00
push 0
call dword [sym.imp.user32.dll_LoadCursorA]
mov dword [0x4051f4], eax
push 0x4051d8
call dword [sym.imp.user32.dll_RegisterClassExA]
push 0
push dword [0x40506e]
push 0
push 0
push 0x1e5
push 0x21e
push 0xffffe52a
push 0xfffff588
push 0x40000
push str.wait
push str.aroka
push 0
call dword [sym.imp.user32.dll_CreateWindowExA]
mov dword [0x405250], eax
push 5
push dword [0x405250]
call dword [sym.imp.user32.dll_ShowWindow]
push dword [0x405250]
call dword [sym.imp.user32.dll_UpdateWindow]
jmp 0x4033a3
push 0
push 0
push 0
push 0x405208
call dword [sym.imp.user32.dll_GetMessageA]
or eax, eax
je 0x4033d0
push 0x405208
call dword [sym.imp.user32.dll_TranslateMessage]
push 0x405208
call dword [sym.imp.user32.dll_DispatchMessageA]
jmp 0x4033a3
mov eax, dword [0x405210]
jmp 0x4033dd
call 0x402474
ret
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
pop edi
nop
nop
nop
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
je 0x430072
nop
mov ebx, 0x408ecc
nop
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
push eax
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
nop
mov esi, 0x3a6b0b4b
nop
nop
nop
nop
xor dword [eax], esi
nop
nop
add eax, edi
nop
nop
nop
nop
nop
nop
loop 0x430060
nop
mov eax, section..data
nop
nop
nop
cmp eax, 0
nop
nop
je 0x4300d2
nop
nop
nop
mov ebx, 0x42e1d0
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
push eax
nop
nop
nop
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, 0x38791785
xor dword [eax], esi
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
nop
nop
loop 0x4300c0
nop
nop
nop
nop
nop
popal
nop
nop
jmp 0x401219
Function at 0x40633a
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x120
push esi
mov esi, 0x104
lea eax, [ebp - 0x120]
push esi
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
cmp eax, esi
pop esi
jbe 0x40635e
xor eax, eax
test eax, eax
je 0x406370
cmp byte [ebp + eax - 0x121], 0x5c
je 0x406370
xor ecx, ecx
jmp 0x406373
xor ecx, ecx
inc ecx
push dword [ebp + 8]
lea ecx, [ecx + 0x40a014]
lea eax, [ebp + eax - 0x120]
push ecx
push str._s_s.dll
push eax
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x10
lea eax, [ebp - 0x120]
push 8
push 0
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryExA]
leave
ret 4

Function at 0x40645f
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x42ce04], 0
push esi
jne 0x406496
xor ecx, ecx
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x406470
mov dword [ecx*4 + 0x42ce00], eax
inc ecx
cmp ecx, 0x100
jl 0x40646b
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x4064c7
mov ecx, dword [esp + 0xc]
push edi
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x42ce00]
xor eax, esi
inc ecx
dec edx
jne 0x4064a9
pop edi
not eax
pop esi
ret 0xc

Function at 0x40181c
Capabilities:
Hash data using murmur3

Disassembly:
ror ecx, 0x10
mov dword [ebp - 0x74], ecx
pop ebx
pop esi
pop edi
ret
push edi
push esi
push ebx
mov ebx, dword [ebp - 0x60]
test ebx, ebx
rol ebx, 0xf
mov ecx, dword [ebx]
mov eax, dword [ebp - 0x20]
test ebx, eax
ror eax, 0x11
cmp ecx, eax
jne 0x4018d4
mov ecx, 0x200000
rol ecx, 0xd
add ebx, ecx
mov ecx, dword [ebx]
mov eax, dword [ebp - 0x24]
test edi, eax
rol eax, 0xc
cmp ecx, eax
jne 0x4018d4
mov ecx, 0x800000
ror ecx, 0x15
add ebx, ecx
mov ecx, dword [ebx]
mov eax, dword [ebp - 0x2c]
test edi, eax
rol eax, 0x12
cmp ecx, eax
jne 0x4018d4
mov ecx, 0x8000000
ror ecx, 0x19
add ebx, ecx
mov ecx, dword [ebx]
mov eax, dword [ebp - 0x38]
test esi, eax
ror eax, 0xc
cmp ecx, eax
jne 0x4018d4
mov ecx, 0x1000
ror ecx, 0xa
add ebx, ecx
mov ecx, dword [ebx]
mov eax, dword [ebp - 0x18]
test esi, eax
rol eax, 0xf
cmp ecx, eax
jne 0x4018d4
jmp 0x401990
xor ecx, eax
xor esi, esi
mov edx, 0xff
ror edx, 8
jmp 0x401a00
cmp ecx, esi
je 0x401990
mov ecx, esi
jmp 0x401808
inc ecx
jmp 0x401808
mov edi, eax
and edi, edx
cmp edi, edx
jne 0x40197c
shl ecx, 8
shl eax, 8
jmp 0x401a00
Function at 0x4706c0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4e8b6b
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.004dd3d0
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x470742
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004dadc0
mov eax, dword [eax]
push 0x778230
push eax
call fcn.004cd7e4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004dd65b
test bl, bl
je 0x470742
push 0x778230
lea ecx, [esp + 0xc]
call fcn.004dd9eb
push 0x77bdb4
lea ecx, [esp + 0xc]
call fcn.004dd9eb
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 0x47077e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004dd65b
jmp 0x470849
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 0x470802
lea edx, [esp + 0x7c]
push 0x77bdb0
push edx
call fcn.004cd7e4
add esp, 8
test eax, eax
je 0x470802
lea eax, [esp + 0x7c]
push 0x77bdac
push eax
call fcn.004cd7e4
add esp, 8
test eax, eax
je 0x470802
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 0x470792
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.004dd65b
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 0x471040
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 0x4710a2
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 0x4710b0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4e8beb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x785404]
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 0x4711e8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x471116
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004dd65b
xor eax, eax
jmp 0x47125f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004dd798
push esi
lea ecx, [esp + 0xc]
call fcn.004dda27
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x77bdec
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x47123d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00471040
test eax, eax
jne 0x47123d
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.00471040
test eax, eax
jne 0x47123d
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.004ce930
mov esi, eax
add esp, 8
test esi, esi
jne 0x47121c
lea ecx, [esp + 0x14]
push 0x77bdc4
push ecx
call fcn.004ce8b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x47121c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x47121f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004dd748
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x47112e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004dd65b
xor eax, eax
jmp 0x47125f
mov byte [esi], 0
push 0x77bdc0
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.004dd65b
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 0x4819c0
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 0x481a2e
cmp si, 0x69
ja 0x481a2e
add esi, 0xffd0
cmp si, 0x11
je 0x4819fe
push 0x11
call edi
test ax, ax
jge 0x4819fe
or esi, 0x2000
cmp si, 0x10
je 0x481a13
push 0x10
call edi
test ax, ax
jge 0x481a13
or esi, 0x4000
cmp si, 0x12
je 0x481a28
push 0x12
call edi
test ax, ax
jge 0x481a28
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x481a3b
mov esi, 0xbd
jmp 0x4819ef
cmp si, 0x6e
jne 0x481a48
mov esi, 0xbe
jmp 0x4819ef
cmp si, 0x6f
jne 0x4819e9
mov esi, 0xbf
jmp 0x4819ef

Function at 0x483250
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x795cc8]
xor edx, edx
cmp eax, edx
jne 0x483276
xor eax, eax
mov byte [eax + 0x795bc8], al
inc eax
cmp eax, 0x100
jl 0x48325e
mov dword [0x795cc8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x795bc8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x483307
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 0x4832da
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 0x4832a8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x483380
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 0x4833d3
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 0x4833ba
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x48a130
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x48a2c8
cmp ebp, ebx
jle 0x48a2c8
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x48a18e
dec eax
or eax, 0xfffffff8
inc eax
je 0x48a195
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x48a1a4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x48a1ab
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.004dd39c
add esp, 4
cmp eax, ebx
je 0x48a1cc
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.004dd39c
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x48a2be
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x48a2a5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x48a291
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x48a286
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x48a294
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x48a294
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x48a230
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x48a221
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret
Function at 0x48cce8
Capabilities:
Initialize winsock library
Resolve dns

Disassembly:
sub esp, 0x1b8
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 4]
test eax, eax
jne 0x48cd32
lea eax, [esp + 0x38]
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
inc eax
cmp eax, 1
mov dword [esi + 4], eax
jne 0x48cd20
push str.icmp.dll
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [esi + 8], eax
jmp 0x48cd27
mov dword [esi + 8], 0
mov eax, dword [esi + 4]
test eax, eax
je 0x48cdca
mov eax, dword [esi + 8]
test eax, eax
je 0x48cdca
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.IcmpCreateFile
push eax
call edi
mov ecx, dword [esi + 8]
push str.IcmpSendEcho
push ecx
mov ebx, eax
call edi
mov edx, dword [esi + 8]
push str.IcmpCloseHandle
push edx
mov ebp, eax
call edi
test ebx, ebx
mov dword [esp + 0x10], eax
je 0x48cdca
test ebp, ebp
je 0x48cdca
test eax, eax
je 0x48cdca
mov esi, dword [esp + 0x1cc]
push esi
call dword [sym.imp.WS2_32.dll_inet_addr]
mov edi, eax
cmp edi, 0xffffffff
jne 0x48cd9c
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x48cdca
mov eax, dword [eax + 0xc]
mov ecx, dword [eax]
mov edi, dword [ecx]
call ebx
mov edx, dword [esp + 0x1d0]
mov esi, eax
push edx
lea eax, [esp + 0x18]
push 0x24
push eax
push 0
push 0
push 0
push edi
push esi
mov dword [esp + 0x3c], 0xffffffff
call ebp
test eax, eax
push esi
jne 0x48cdda
call dword [esp + 0x14]
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x1b8
ret 8
call dword [esp + 0x14]
mov eax, dword [esp + 0x1c]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1b8
ret 8

Function at 0x48d900
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4ea138
push eax
mov dword fs:[0], esp
sub esp, 0x28
push esi
push edi
mov edi, dword [esp + 0x44]
mov esi, ecx
test edi, edi
jne 0x48d939
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
push 0x400
lea ecx, [esp + 0xc]
call fcn.004e4d73
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.004e4dbf
mov ecx, dword [esp + 0x60]
mov edx, dword [esp + 0x5c]
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
mov edx, dword [esp + 0x58]
push eax
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
push eax
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, esi
call fcn.0048d9c0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.004e4dfc
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24