joyce8/EMBER2024-capa huggingface dataset:
Function at 0x401950
Capabilities:
Create directory
Get common file path

Disassembly:
sub esp, 0x108
mov eax, dword [0x412064]
xor eax, esp
mov dword [esp + 0x104], eax
push 0x103
lea eax, [esp + 5]
push 0
push eax
mov byte [esp + 0xc], 0
call fcn.00405cb0
add esp, 0xc
lea ecx, [esp]
push ecx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
test eax, eax
je 0x4019d1
push edi
push 0
lea edx, [esp + 8]
push edx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push esi
push 0
push 0x40fc4c
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
mov ecx, esi
lea edi, [ecx + 1]
mov dl, byte [ecx]
add ecx, 1
test dl, dl
jne 0x4019b6
sub ecx, edi
mov dl, 0x45
mov byte [esi + ecx - 1], dl
mov byte [esi + ecx - 2], 0x58
mov byte [esi + ecx - 3], dl
pop edi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.004030d8
add esp, 0x108
ret

Function at 0x4019f0
Capabilities:
Write file on windows

Disassembly:
push ecx
push esi
push edi
xor edi, edi
push edi
push 0x80
push 2
push edi
push 1
push 0x40000000
push eax
mov dword [esp + 0x24], edi
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x401a60
test esi, esi
je 0x401a60
push edi
lea ecx, [esp + 0xc]
push ecx
push 0x1a1620
push 0x4133f8
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
cmp dword [esp + 8], 0x1a1620
mov edi, eax
jne 0x401a43
cmp edi, 1
je 0x401a79
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push str._WriteTempFile__WriteFile_Failed.__d_r_n
push 0x5b4a1c
call fcn.00401110
add esp, 0xc
xor edi, edi
jmp 0x401a79
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push str._WriteTempFile__CreateFile_Failed.__d_r_n
push 0x5b4a1c
call fcn.00401110
add esp, 0xc
cmp esi, 0xffffffff
je 0x401a85
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, edi
pop edi
pop esi
pop ecx
ret
Function at 0x401d00
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
mov eax, 0x1110
call fcn.00408bc0
mov eax, dword [0x412064]
xor eax, esp
mov dword [esp + 0x110c], eax
push esi
push edi
push 0x103
lea eax, [esp + 0x100d]
push 0
push eax
mov edi, ecx
mov byte [esp + 0x1014], 0
call fcn.00405cb0
add esp, 0xc
push 0xffc
lea ecx, [esp + 0x10]
push 0
push ecx
mov dword [esp + 0x14], 0
call fcn.00405cb0
add esp, 0xc
xor eax, eax
mov cl, 0x5a
xor byte [eax + 0x4133f8], cl
add eax, 1
cmp eax, 0x1a1620
jb 0x401d61
lea edx, [esp + 0x1008]
push edx
call fcn.00401a90
add esp, 4
test eax, eax
jne 0x401dbf
push str._CheckCurrentPathIsWritable_return_Failed._r_n
push 0x5b4a1c
call fcn.00401110
add esp, 8
lea esi, [esp + 0x1008]
call fcn.00401950
mov esi, eax
test esi, esi
jne 0x401dbf
push str._GetTempPath_return_Failed._r_n
push 0x5b4a1c
call fcn.00401110
add esp, 8
xor edi, edi
jmp 0x401e3d
push 0x1a1620
lea eax, [esp + 0x100c]
push eax
push str._WriteTempFile_to__s_with_filesize__u._r_n
push 0x5b4a1c
call fcn.00401110
add esp, 0x10
lea eax, [esp + 0x1008]
call fcn.004019f0
mov esi, eax
test esi, esi
jne 0x401e04
push str._WriteTempFile_return_Failed._r_n
push 0x5b4a1c
call fcn.00401110
add esp, 8
jmp 0x401e3d
lea ecx, [esp + 8]
push ecx
lea edx, [esp + 0x100c]
push edx
call fcn.00401500
add esp, 8
mov esi, eax
neg esi
sbb esi, esi
add esi, 1
jne 0x401e38
push str.SREng_Tempfile_selfcheck_return_Failed._r_n
push 0x5b4a1c
call fcn.00401110
add esp, 8
jmp 0x401e3d
mov esi, 1
push 0x104
lea eax, [esp + 0x100c]
push eax
push edi
call fcn.004036d3
mov ecx, dword [esp + 0x1120]
add esp, 0xc
pop edi
mov eax, esi
pop esi
xor ecx, esp
call fcn.004030d8
mov esp, ebp
pop ebp
ret
Function at 0x402ae0
Capabilities:
Encode data using add xor sub operations
Encode data using xor
Hash data with crc32

Disassembly:
push esi
mov esi, eax
test esi, esi
mov dword [ecx], 0xffffffff
jbe 0x402b15
push ebx
push edi
nop
mov eax, dword [ecx]
movzx ebx, byte [edx]
mov edi, eax
and edi, 0xff
xor edi, ebx
shr eax, 8
xor eax, dword [edi*4 + 0x412ff0]
add edx, 1
sub esi, 1
mov dword [ecx], eax
jne 0x402af0
pop edi
pop ebx
mov eax, dword [ecx]
not eax
mov dword [ecx], eax
xor eax, eax
pop esi
ret

Function at 0x4030d8
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x412064]
jne 0x4030e2
repz ret
jmp fcn.00405918

Function at 0x4089e6
Capabilities:
Write file on windows

Disassembly:
push ecx
push ebx
mov ebx, dword [esp + 0xc]
push esi
push edi
xor esi, esi
xor edi, edi
cmp ebx, dword [edi*8 + 0x412950]
je 0x408a01
inc edi
cmp edi, 0x17
jb 0x4089f2
cmp edi, 0x17
jae 0x408b81
push ebp
push 3
call fcn.0040bccb
cmp eax, 1
pop ecx
je 0x408b4d
push 3
call fcn.0040bccb
test eax, eax
pop ecx
jne 0x408a35
cmp dword [0x412024], 1
je 0x408b4d
cmp ebx, 0xfc
je 0x408b80
push str.Runtime_Error__n_nProgram:
mov ebx, 0x314
push ebx
mov ebp, 0x5b5018
push ebp
call fcn.0040a6b9
add esp, 0xc
test eax, eax
je 0x408a6b
push esi
push esi
push esi
push esi
push esi
call fcn.00404294
add esp, 0x14
push 0x104
mov esi, 0x5b5031
push esi
push 0
mov byte [0x5b5135], 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x408aaf
push str._program_name_unknown_
push 0x2fb
push esi
call fcn.0040a6b9
add esp, 0xc
test eax, eax
je 0x408aaf
xor eax, eax
push eax
push eax
push eax
push eax
push eax
call fcn.00404294
add esp, 0x14
push esi
call fcn.004088d0
inc eax
cmp eax, 0x3c
pop ecx
jbe 0x408af4
push esi
call fcn.004088d0
sub esi, 0x3b
add eax, esi
push 3
mov ecx, 0x5b532c
push 0x40e9bc
sub ecx, eax
push ecx
push eax
call fcn.0040b8b6
add esp, 0x14
test eax, eax
je 0x408af4
xor esi, esi
push esi
push esi
push esi
push esi
push esi
call fcn.00404294
add esp, 0x14
jmp 0x408af6
xor esi, esi
push 0x40e9b8
push ebx
push ebp
call fcn.0040b7f8
add esp, 0xc
test eax, eax
je 0x408b16
push esi
push esi
push esi
push esi
push esi
call fcn.00404294
add esp, 0x14
push dword [edi*8 + 0x412954]
push ebx
push ebp
call fcn.0040b7f8
add esp, 0xc
test eax, eax
je 0x408b38
push esi
push esi
push esi
push esi
push esi
call fcn.00404294
add esp, 0x14
push 0x12010
push str.Microsoft_Visual_C_Runtime_Library
push ebp
call fcn.0040bb0e
add esp, 0xc
jmp 0x408b80
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov ebp, eax
cmp ebp, esi
je 0x408b80
cmp ebp, 0xffffffff
je 0x408b80
push 0
lea eax, [esp + 0x14]
push eax
lea esi, [edi*8 + 0x412954]
push dword [esi]
call fcn.004088d0
pop ecx
push eax
push dword [esi]
push ebp
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret
Function at 0x40bb0e
Capabilities:
Link many functions at runtime

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
push esi
push edi
call fcn.00406b00
xor ebx, ebx
cmp dword [0x5b54b8], ebx
mov dword [ebp - 8], eax
mov dword [ebp - 4], ebx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x10], ebx
jne 0x40bbe4
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
cmp edi, ebx
je 0x40bcc4
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxA
push edi
call esi
cmp eax, ebx
je 0x40bcc4
push eax
call fcn.00406a92
mov dword [esp], str.GetActiveWindow
push edi
mov dword [0x5b54b8], eax
call esi
push eax
call fcn.00406a92
mov dword [esp], str.GetLastActivePopup
push edi
mov dword [0x5b54bc], eax
call esi
push eax
call fcn.00406a92
mov dword [0x5b54c0], eax
lea eax, [ebp - 0xc]
push eax
call fcn.00407201
test eax, eax
pop ecx
pop ecx
je 0x40bbb2
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00404294
add esp, 0x14
cmp dword [ebp - 0xc], 2
jne 0x40bbe4
push str.GetUserObjectInformationA
push edi
call esi
push eax
call fcn.00406a92
cmp eax, ebx
pop ecx
mov dword [0x5b54c8], eax
je 0x40bbe4
push str.GetProcessWindowStation
push edi
call esi
push eax
call fcn.00406a92
pop ecx
mov dword [0x5b54c4], eax
mov eax, dword [0x5b54c4]
mov ecx, dword [ebp - 8]
cmp eax, ecx
je 0x40bc69
cmp dword [0x5b54c8], ecx
je 0x40bc69
push eax
call fcn.00406b09
push dword [0x5b54c8]
mov esi, eax
call fcn.00406b09
cmp esi, ebx
pop ecx
pop ecx
mov edi, eax
je 0x40bc69
cmp edi, ebx
je 0x40bc69
call esi
cmp eax, ebx
je 0x40bc36
lea ecx, [ebp - 0x14]
push ecx
push 0xc
lea ecx, [ebp - 0x20]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x40bc36
test byte [ebp - 0x18], 1
jne 0x40bc69
lea eax, [ebp - 0x10]
push eax
call fcn.00407238
test eax, eax
pop ecx
je 0x40bc51
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00404294
add esp, 0x14
cmp dword [ebp - 0x10], 4
jb 0x40bc60
or dword [ebp + 0x10], 0x200000
jmp 0x40bca4
or dword [ebp + 0x10], 0x40000
jmp 0x40bca4
mov eax, dword [0x5b54bc]
cmp eax, dword [ebp - 8]
je 0x40bca4
push eax
call fcn.00406b09
cmp eax, ebx
pop ecx
je 0x40bca4
call eax
cmp eax, ebx
mov dword [ebp - 4], eax
je 0x40bca4
mov eax, dword [0x5b54c0]
cmp eax, dword [ebp - 8]
je 0x40bca4
push eax
call fcn.00406b09
cmp eax, ebx
pop ecx
je 0x40bca4
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x5b54b8]
call fcn.00406b09
cmp eax, ebx
pop ecx
je 0x40bcc4
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x40bcc6
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret
Function at 0x412010
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4754eb
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.00469db1
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x412092
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0046770a
mov eax, dword [eax]
push 0x49f1c0
push eax
call fcn.0045a474
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0046a03c
test bl, bl
je 0x412092
push 0x49f1c0
lea ecx, [esp + 0xc]
call fcn.0046a3cc
push 0x4a2d98
lea ecx, [esp + 0xc]
call fcn.0046a3cc
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 0x4120ce
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0046a03c
jmp 0x412199
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 0x412152
lea edx, [esp + 0x7c]
push 0x4a2d94
push edx
call fcn.0045a474
add esp, 8
test eax, eax
je 0x412152
lea eax, [esp + 0x7c]
push 0x4a2d90
push eax
call fcn.0045a474
add esp, 8
test eax, eax
je 0x412152
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 0x4120e2
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.0046a03c
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 0x412990
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 0x4129f2
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 0x412a00
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x47556b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4a92d0]
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 0x412b38
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x412a66
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046a03c
xor eax, eax
jmp 0x412baf
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046a179
push esi
lea ecx, [esp + 0xc]
call fcn.0046a408
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x412b8d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00412990
test eax, eax
jne 0x412b8d
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.00412990
test eax, eax
jne 0x412b8d
lea eax, [esp + 0x14]
push 0x4a2dac
push eax
call fcn.0045b4b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x412b6c
lea ecx, [esp + 0x14]
push 0x4a2da8
push ecx
call fcn.0045b430
mov esi, eax
add esp, 8
test esi, esi
jne 0x412b6c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x412b6f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046a129
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x412a7e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046a03c
xor eax, eax
jmp 0x412baf
mov byte [esi], 0
push 0x4a2da4
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.0046a03c
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 0x425640
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 0x4256ae
cmp si, 0x69
ja 0x4256ae
add esi, 0xffd0
cmp si, 0x11
je 0x42567e
push 0x11
call edi
test ax, ax
jge 0x42567e
or esi, 0x2000
cmp si, 0x10
je 0x425693
push 0x10
call edi
test ax, ax
jge 0x425693
or esi, 0x4000
cmp si, 0x12
je 0x4256a8
push 0x12
call edi
test ax, ax
jge 0x4256a8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4256bb
mov esi, 0xbd
jmp 0x42566f
cmp si, 0x6e
jne 0x4256c8
mov esi, 0xbe
jmp 0x42566f
cmp si, 0x6f
jne 0x425669
mov esi, 0xbf
jmp 0x42566f

Function at 0x426df0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4b99e8]
xor edx, edx
cmp eax, edx
jne 0x426e16
xor eax, eax
mov byte [eax + 0x4b98e8], al
inc eax
cmp eax, 0x100
jl 0x426dfe
mov dword [0x4b99e8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4b98e8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x426ea7
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 0x426e7a
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 0x426e48
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x426f20
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 0x426f73
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 0x426f5a
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 0x42ddd0
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 0x42df68
cmp ebp, ebx
jle 0x42df68
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 0x42de2e
dec eax
or eax, 0xfffffff8
inc eax
je 0x42de35
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x42de44
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42de4b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00469d7d
add esp, 4
cmp eax, ebx
je 0x42de6c
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.00469d7d
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 0x42df5e
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 0x42df45
mov al, byte [edx]
cmp al, 0xc0
jbe 0x42df31
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x42df26
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 0x42df34
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x42df34
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x42ded0
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 0x42dec1
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 0x42ffa0
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
call fcn.0046b5ea
lea eax, [esp + 4]
mov dword [esi], method.CWnd.virtual_0
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
mov dword [esi + 0x44], 0x4d12
inc eax
mov dword [esi + 0x40], 0xffffffff
mov dword [esi + 0x3c], eax
mov eax, esi
pop esi
add esp, 0x190
ret
Function at 0x430120
Capabilities:
Resolve dns

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
test esi, esi
je 0x4301a7
cmp byte [esi], 0
je 0x4301a7
mov ebx, dword [esp + 0xc]
xor eax, eax
mov ecx, ebx
mov edx, dword [esp + 0x14]
push edx
mov dword [ecx], eax
mov dword [ecx + 4], eax
mov dword [ecx + 8], eax
mov dword [ecx + 0xc], eax
call dword [sym.imp.WS2_32.dll_htons]
push esi
mov word [ebx + 2], ax
call dword [sym.imp.WS2_32.dll_inet_addr]
cmp eax, 0xffffffff
jne 0x430195
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x4301a7
movsx ecx, word [eax + 0xa]
mov edx, dword [eax + 0xc]
push edi
lea edi, [ebx + 4]
mov esi, dword [edx]
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ax, word [eax + 8]
pop edi
mov word [ebx], ax
pop esi
mov eax, 1
pop ebx
ret 0xc
mov dword [ebx + 4], eax
mov word [ebx], 2
pop esi
mov eax, 1
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc

Function at 0x430383
Capabilities:
Connect socket

Disassembly:
sub esp, 0x10
push esi
mov esi, ecx
mov eax, dword [esi]
call dword [eax + 0xbc]
test eax, eax
je 0x4303f2
mov ecx, dword [esp + 0x1c]
mov edx, dword [esp + 0x18]
push ecx
lea eax, [esp + 8]
push edx
push eax
mov ecx, esi
call fcn.00430120
test eax, eax
je 0x4303f2
mov edx, dword [esi + 0x40]
lea ecx, [esp + 4]
push 0x10
push ecx
push edx
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x4303eb
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x40]
push 0x21
push 0x8078
push eax
push ecx
call dword [sym.imp.WS2_32.dll_WSAAsyncSelect]
cmp eax, 0xffffffff
je 0x4303eb
mov eax, 1
mov dword [esi + 0x48], eax
pop esi
add esp, 0x10
ret 8
mov ecx, esi
call fcn.00430350
xor eax, eax
pop esi
add esp, 0x10
ret 8

Function at 0x431400
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x476cf8
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 0x431439
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.0047172a
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.00471776
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.004314c0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.004717b3
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24