joyce8/EMBER2024-capa huggingface dataset:
Function at 0x40a752
Capabilities:
Get file size
Read file on windows

Disassembly:
push 0x180
mov eax, 0x45044c
call fcn.00436b30
mov edi, dword [ebp + 8]
mov ebx, ecx
call fcn.00409d92
call fcn.004055ce
push eax
lea ecx, [ebp - 0x54]
call fcn.00405067
xor esi, esi
mov dword [ebp - 4], esi
call fcn.004055d4
mov ecx, eax
call fcn.00404b2c
test al, al
je 0x40a88e
push edi
lea ecx, [ebp - 0x54]
call fcn.00404bb4
push esi
push 0x80
push 3
push esi
push 1
push Ordinal_4
lea ecx, [ebp - 0x54]
call fcn.004049d3
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov dword [ebp - 0x18c], eax
push esi
cmp eax, 0xffffffff
jne 0x40a7ea
push str.Error_opening_file
mov ecx, ebx
call fcn.00409f51
mov bl, al
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x54]
call fcn.00404a0c
mov al, bl
call fcn.00436b90
ret 8
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
cmp edi, esi
jne 0x40a7ff
push esi
push str.File_is_empty
jmp 0x40a7cb
cmp edi, 0x400000
jbe 0x40a80f
push esi
push str.File_too_large
jmp 0x40a7cb
push edi
mov dword [ebp - 0x188], esi
call fcn.0042eff0
pop ecx
push esi
lea ecx, [ebp - 0x188]
push ecx
push edi
push eax
push dword [ebp - 0x18c]
mov dword [ebp - 0x184], eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
push dword [ebp - 0x18c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x188], edi
je 0x40a86a
push dword [ebp - 0x184]
call fcn.00436640
pop ecx
mov ecx, ebx
call fcn.00409d92
push esi
push str.Could_not_read_file
jmp 0x40a7cb
push dword [ebp + 0xc]
mov ecx, ebx
push edi
push dword [ebp - 0x184]
call fcn.0040a5a0
push dword [ebp - 0x184]
mov bl, al
call fcn.00436640
pop ecx
jmp 0x40a7d4
call fcn.004055d4
push eax
lea ecx, [ebp - 0x54]
call fcn.00404b97
call fcn.004055da
test al, al
je 0x40a8ac
call fcn.004055e0
jmp 0x40a8c0
push 2
push esi
lea ecx, [ebp - 0x54]
call fcn.004049d3
push eax
call fcn.0040e23d
add esp, 0xc
mov dword [ebp - 0x184], eax
cmp eax, esi
jne 0x40a8d5
push esi
push str.Error_opening_zip_file
jmp 0x40a7cb
lea eax, [ebp - 0x180]
push eax
lea eax, [ebp - 0x18c]
push eax
push 1
push edi
push dword [ebp - 0x184]
call fcn.0040ca25
add esp, 0x14
test eax, eax
je 0x40a903
push esi
push str.Could_not_find_ziped_file
jmp 0x40a7cb
mov eax, dword [ebp - 0x58]
mov dword [ebp - 0x188], eax
cmp eax, esi
je 0x40a7f7
cmp eax, 0x400000
ja 0x40a807
push eax
call fcn.0042eff0
push 3
push dword [ebp - 0x188]
mov edi, eax
push edi
push dword [ebp - 0x18c]
push dword [ebp - 0x184]
call fcn.0040e29b
add esp, 0x18
cmp eax, esi
je 0x40a976
cmp eax, 0x600
je 0x40a976
push edi
call fcn.00436640
pop ecx
call fcn.004055da
test al, al
jne 0x40a96b
push dword [ebp - 0x184]
call fcn.0040e2d3
pop ecx
push esi
push str.Could_not_unzip_file
jmp 0x40a7cb
call fcn.004055da
test al, al
jne 0x40a98b
push dword [ebp - 0x184]
call fcn.0040e2d3
pop ecx
push dword [ebp + 0xc]
mov ecx, ebx
push dword [ebp - 0x188]
push edi
call fcn.0040a5a0
push edi
jmp 0x40a881
Function at 0x40b5f1
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0xc]
test edx, edx
jne 0x40b5ff
xor eax, eax
pop ebp
ret
mov eax, dword [ebp + 8]
push esi
push edi
mov edi, dword [ebp + 0x10]
not eax
mov ecx, 0xff
cmp edi, 8
jb 0x40b6ba
mov esi, edi
shr esi, 3
push ebx
movzx ebx, byte [edx]
xor ebx, eax
and ebx, ecx
shr eax, 8
xor eax, dword [ebx*4 + 0x454458]
movzx ebx, byte [edx + 1]
xor ebx, eax
and ebx, ecx
shr eax, 8
xor eax, dword [ebx*4 + 0x454458]
movzx ebx, byte [edx + 2]
xor ebx, eax
and ebx, ecx
shr eax, 8
xor eax, dword [ebx*4 + 0x454458]
movzx ebx, byte [edx + 3]
xor ebx, eax
and ebx, ecx
shr eax, 8
xor eax, dword [ebx*4 + 0x454458]
movzx ebx, byte [edx + 4]
xor ebx, eax
and ebx, ecx
shr eax, 8
xor eax, dword [ebx*4 + 0x454458]
movzx ebx, byte [edx + 5]
xor ebx, eax
and ebx, ecx
shr eax, 8
xor eax, dword [ebx*4 + 0x454458]
movzx ebx, byte [edx + 6]
xor ebx, eax
and ebx, ecx
shr eax, 8
xor eax, dword [ebx*4 + 0x454458]
movzx ebx, byte [edx + 7]
xor ebx, eax
and ebx, ecx
shr eax, 8
xor eax, dword [ebx*4 + 0x454458]
add edx, 8
sub edi, 8
dec esi
jne 0x40b61d
pop ebx
test edi, edi
je 0x40b6d3
movzx esi, byte [edx]
xor esi, eax
and esi, ecx
shr eax, 8
xor eax, dword [esi*4 + 0x454458]
inc edx
dec edi
jne 0x40b6be
pop edi
not eax
pop esi
pop ebp
ret

Function at 0x40bb2a
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0x14]
push edi
mov edi, dword [ebp + 0xc]
imul edi, dword [ebp + 0x10]
cmp byte [esi], 0
je 0x40bb5e
push 0
lea eax, [ebp + 0x10]
push eax
push edi
push dword [ebp + 8]
push dword [esi + 4]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x40bb59
mov byte [esi + 8], 1
mov eax, dword [ebp + 0x10]
jmp 0x40bb86
mov ecx, dword [esi + 0x18]
mov eax, dword [esi + 0x14]
lea edx, [ecx + edi]
cmp edx, eax
jbe 0x40bb6f
sub eax, ecx
mov edi, eax
mov eax, dword [esi + 0x10]
push edi
add eax, ecx
push eax
push dword [ebp + 8]
call fcn.00436210
add esp, 0xc
add dword [esi + 0x18], edi
mov eax, edi
xor edx, edx
div dword [ebp + 0xc]
pop edi
pop esi
pop ebp
ret

Function at 0x40c983
Capabilities:
Create directory

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20c
mov eax, dword [0x465a50]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x40ca17
mov al, byte [esi]
test al, al
je 0x40ca17
push edi
mov edi, esi
mov ecx, esi
cmp al, 0x2f
je 0x40c9b5
cmp al, 0x5c
jne 0x40c9b7
mov edi, ecx
inc ecx
mov al, byte [ecx]
test al, al
jne 0x40c9ad
cmp edi, esi
je 0x40c9ea
sub edi, esi
push edi
lea eax, [ebp - 0x108]
push esi
push eax
call fcn.004357d0
lea eax, [ebp - 0x108]
push eax
push ebx
mov byte [ebp + edi - 0x108], 0
call fcn.0040c983
add esp, 0x14
lea eax, [ebp - 0x20c]
push ebx
push eax
call fcn.00430a20
lea eax, [ebp - 0x20c]
push esi
push eax
call fcn.00430a30
add esp, 0x10
push 0
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
pop edi
mov ecx, dword [ebp - 4]
pop esi
xor ecx, ebp
pop ebx
call fcn.0042e690
leave
ret
Function at 0x40de9a
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x40df15
cmp dword [esi + 4], 0xffffffff
jne 0x40df15
push edi
lea edi, [esi + 0x138]
push edi
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryA]
push 0x454a54
push edi
call fcn.00430a30
cmp dword [ebp + 0x10], 1
pop ecx
pop ecx
pop edi
jne 0x40dee7
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
je 0x40dee7
mov eax, 0x2000000
jmp 0x40df1a
lea eax, [ebp + 0x10]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.0040b937
add esp, 0x10
test eax, eax
jne 0x40df05
mov eax, dword [ebp + 0x10]
jmp 0x40df1a
push eax
call fcn.0040da89
mov dword [esi], eax
mov eax, dword [0x466e84]
pop ecx
jmp 0x40df1a
mov eax, 0x1000000
pop esi
pop ebp
ret 0xc
Function at 0x41578a
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
mov esi, ecx
xor ebx, ebx
cmp dword [esi + 0x274], ebx
je 0x4157f1
cmp dword [ebp + 8], 0x100
jne 0x4157e0
cmp byte [ebp + 0xc], 0xd
jne 0x4157e0
cmp byte [esi + 0x27a], bl
je 0x4157c7
push 0x11
call dword [sym.imp.USER32.dll_GetKeyState]
test ax, ax
jns 0x4157e0
cmp byte [esi + 0x27b], bl
jne 0x4157e0
mov ecx, dword [esi + 0x40]
cmp ecx, ebx
je 0x4157dc
push ebx
push ebx
push ebx
push str.return
push esi
call fcn.004067f3
xor eax, eax
jmp 0x4157f4
mov eax, dword [esi + 0x274]
mov ecx, dword [eax + 0xc]
mov eax, dword [ecx]
pop esi
pop ebx
pop ebp
jmp dword [eax + 0xc]
xor eax, eax
inc eax
pop esi
pop ebx
pop ebp
ret 0x10

Function at 0x4212ab
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
mov eax, dword [0x465a50]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, ecx
xor ebx, ebx
push edi
cmp byte [esi + 0x18], bl
je 0x42131b
cmp dword [esi + 0x10], ebx
je 0x42131b
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea edi, [eax + 1]
mov eax, edi
call fcn.00436610
mov dword [ebp - 8], esp
cmp esp, ebx
je 0x42131b
push edi
push dword [ebp - 8]
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esi + 0x10]
push dword [ebp - 8]
add ecx, 0xf4
call fcn.00404b80
mov ecx, dword [esi + 0x10]
mov eax, dword [ecx]
push ebx
push ebx
push ebx
push str.textchanged
push ecx
call dword [eax + 0x1c]
mov ecx, eax
call fcn.004067f3
xor eax, eax
lea esp, [ebp - 0x14]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0042e690
leave
ret 0x10
Function at 0x42a2d9
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, eax
mov eax, dword [esi + 8]
push edi
mov edi, eax
and edi, 7
je 0x42a2fe
cmp eax, edi
jge 0x42a2f6
mov eax, esi
call fcn.00429c97
mov ecx, edi
shr dword [esi + 0xc], cl
sub dword [esi + 8], edi
mov edi, dword [esi + 8]
xor ecx, ecx
test edi, edi
jle 0x42a32b
mov eax, dword [esi + 0xc]
push ebx
mov dl, byte [esi + 0xc]
sub edi, 8
mov byte [ebp + ecx - 4], dl
shr eax, 8
mov ebx, edi
inc ecx
mov dword [esi + 0xc], eax
test ebx, ebx
jg 0x42a30b
mov dword [esi + 8], ebx
pop ebx
cmp ecx, 4
jge 0x42a34a
mov edi, dword [esi + 4]
mov eax, dword [esi]
cmp eax, edi
jb 0x42a338
xor eax, eax
jmp 0x42a340
mov dl, byte [eax]
inc eax
mov dword [esi], eax
movzx eax, dl
mov byte [ebp + ecx - 4], al
inc ecx
cmp ecx, 4
jl 0x42a32e
movzx edi, byte [ebp - 3]
movzx eax, byte [ebp - 4]
movzx ecx, byte [ebp - 2]
shl edi, 8
add edi, eax
movzx eax, byte [ebp - 1]
shl eax, 8
add eax, ecx
mov ecx, edi
xor ecx, 0xffff
cmp eax, ecx
je 0x42a37c
mov eax, str.zlib_corrupt
call fcn.0042756d
jmp 0x42a3b7
mov eax, dword [esi]
add eax, edi
cmp eax, dword [esi + 4]
jbe 0x42a38c
mov eax, str.read_past_buffer
jmp 0x42a375
mov eax, dword [esi + 0x10]
add eax, edi
cmp eax, dword [esi + 0x18]
jbe 0x42a3a1
mov ecx, edi
call fcn.00429ccd
test eax, eax
je 0x42a3b7
push edi
push dword [esi]
push dword [esi + 0x10]
call fcn.00436210
add dword [esi], edi
add dword [esi + 0x10], edi
xor eax, eax
add esp, 0xc
inc eax
pop edi
pop esi
leave
ret

Function at 0x42e690
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x465a50]
jne 0x42e69a
repz ret
jmp fcn.00438180
Function at 0x409260
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x46c1ab
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.00460f77
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4092e2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045ee8f
mov eax, dword [eax]
push 0x4960e0
push eax
call fcn.0044afb0
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00461202
test bl, bl
je 0x4092e2
push 0x4960e0
lea ecx, [esp + 0xc]
call fcn.00461592
push 0x499c44
lea ecx, [esp + 0xc]
call fcn.00461592
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 0x40931e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00461202
jmp 0x4093e9
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 0x4093a2
lea edx, [esp + 0x7c]
push 0x499c40
push edx
call fcn.0044afb0
add esp, 8
test eax, eax
je 0x4093a2
lea eax, [esp + 0x7c]
push 0x499c3c
push eax
call fcn.0044afb0
add esp, 8
test eax, eax
je 0x4093a2
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 0x409332
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.00461202
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 0x409be0
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 0x409c42
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 0x409c50
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x46c22b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4a0150]
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 0x409d88
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x409cb6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00461202
xor eax, eax
jmp 0x409dff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046133f
push esi
lea ecx, [esp + 0xc]
call fcn.004615ce
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 0x409ddd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00409be0
test eax, eax
jne 0x409ddd
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.00409be0
test eax, eax
jne 0x409ddd
lea eax, [esp + 0x14]
push 0x499c58
push eax
call fcn.0044c022
mov esi, eax
add esp, 8
test esi, esi
jne 0x409dbc
lea ecx, [esp + 0x14]
push 0x499c54
push ecx
call fcn.0044be70
mov esi, eax
add esp, 8
test esi, esi
jne 0x409dbc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x409dbf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004612ef
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x409cce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00461202
xor eax, eax
jmp 0x409dff
mov byte [esi], 0
push 0x499c50
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.00461202
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 0x41aaf0
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 0x41ab5e
cmp si, 0x69
ja 0x41ab5e
add esi, 0xffd0
cmp si, 0x11
je 0x41ab2e
push 0x11
call edi
test ax, ax
jge 0x41ab2e
or esi, 0x2000
cmp si, 0x10
je 0x41ab43
push 0x10
call edi
test ax, ax
jge 0x41ab43
or esi, 0x4000
cmp si, 0x12
je 0x41ab58
push 0x12
call edi
test ax, ax
jge 0x41ab58
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41ab6b
mov esi, 0xbd
jmp 0x41ab1f
cmp si, 0x6e
jne 0x41ab78
mov esi, 0xbe
jmp 0x41ab1f
cmp si, 0x6f
jne 0x41ab19
mov esi, 0xbf
jmp 0x41ab1f

Function at 0x41c210
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4ae5a8]
xor edx, edx
cmp eax, edx
jne 0x41c236
xor eax, eax
mov byte [eax + 0x4ae4a8], al
inc eax
cmp eax, 0x100
jl 0x41c21e
mov dword [0x4ae5a8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4ae4a8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41c2c7
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 0x41c29a
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 0x41c268
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41c340
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 0x41c393
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 0x41c37a
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 0x422d70
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 0x422f08
cmp ebp, ebx
jle 0x422f08
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 0x422dce
dec eax
or eax, 0xfffffff8
inc eax
je 0x422dd5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x422de4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x422deb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00460f43
add esp, 4
cmp eax, ebx
je 0x422e0c
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.00460f43
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 0x422efe
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 0x422ee5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x422ed1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x422ec6
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 0x422ed4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x422ed4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x422e70
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 0x422e61
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 0x424f60
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
call fcn.004627b0
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 0x4250e0
Capabilities:
Resolve dns

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
test esi, esi
je 0x425167
cmp byte [esi], 0
je 0x425167
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 0x425155
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x425167
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 0x425343
Capabilities:
Connect socket

Disassembly:
sub esp, 0x10
push esi
mov esi, ecx
mov eax, dword [esi]
call dword [eax + 0xbc]
test eax, eax
je 0x4253b2
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.004250e0
test eax, eax
je 0x4253b2
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 0x4253ab
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 0x4253ab
mov eax, 1
mov dword [esi + 0x48], eax
pop esi
add esp, 0x10
ret 8
mov ecx, esi
call fcn.00425310
xor eax, eax
pop esi
add esp, 0x10
ret 8

Function at 0x4263c0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x46d318
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 0x4263f9
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.004688f0
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.0046893c
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.00426480
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.00468979
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24