joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1007f330
Capabilities:
Open clipboard
Write clipboard data

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push ebx
push esi
push edi
mov edi, ecx
mov eax, edx
mov dword [ebp - 0x10], eax
test edi, edi
je 0x1007f406
cmp byte [edi], 0
je 0x1007f406
mov esi, edi
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x1007f356
push 0
sub esi, ecx
push 0
lea eax, [esi + 1]
push eax
push edi
push 0
push 0xfde9
mov dword [ebp - 8], eax
call dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
mov dword [ebp - 4], eax
add eax, eax
push eax
push 2
mov dword [ebp - 0xc], eax
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
test esi, esi
je 0x1007f3e5
push esi
call dword [sym.imp.KERNEL32.dll_GlobalLock]
mov ebx, eax
test ebx, ebx
je 0x1007f3de
push dword [ebp - 4]
push ebx
push dword [ebp - 8]
push edi
push 0
push 0xfde9
call dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
mov eax, dword [ebp - 0xc]
xor ecx, ecx
push esi
mov word [eax + ebx], cx
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push dword [ebp - 0x10]
call dword [sym.imp.USER32.dll_OpenClipboard]
test eax, eax
je 0x1007f3de
call dword [sym.imp.USER32.dll_EmptyClipboard]
test eax, eax
jne 0x1007f3ee
call dword [sym.imp.USER32.dll_CloseClipboard]
push esi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret
push esi
push 0xd
call dword [sym.imp.USER32.dll_SetClipboardData]
call dword [sym.imp.USER32.dll_CloseClipboard]
pop edi
pop esi
mov al, 1
pop ebx
mov esp, ebp
pop ebp
ret
push eax
call dword [sym.imp.USER32.dll_OpenClipboard]
test eax, eax
je 0x1007f3e5
call dword [sym.imp.USER32.dll_EmptyClipboard]
test eax, eax
setne bl
call dword [sym.imp.USER32.dll_CloseClipboard]
pop edi
pop esi
mov al, bl
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x1007f430
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
push 0xfffffffffffffffe
push 0x100b3548
push 0x10083231
mov eax, dword fs:[0]
push eax
sub esp, 0x24
push ebx
push esi
push edi
mov eax, dword [0x100b6040]
xor dword [ebp - 8], eax
xor eax, ebp
push eax
lea eax, [ebp - 0x10]
mov dword fs:[0], eax
mov dword [ebp - 0x18], esp
mov edi, edx
push 0x1c
lea eax, [ebp - 0x34]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_VirtualQuery]
mov dword [ebp - 4], 0
mov eax, 0x5a4d
mov ecx, dword [ebp - 0x30]
cmp word [ecx], ax
jne 0x1007f4e0
mov edx, dword [ecx + 0x3c]
cmp dword [edx + ecx], 0x4550
jne 0x1007f4e0
mov esi, dword [edx + ecx + 0xd8]
lea eax, [esi + ecx]
cmp edi, eax
jb 0x1007f4e0
mov eax, dword [edx + ecx + 0xdc]
add eax, esi
add eax, ecx
cmp edi, eax
jae 0x1007f4e0
mov dword [ebp - 4], 0xfffffffe
mov al, 1
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov dword [ebp - 4], 0xfffffffe
xor al, al
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x1007f800
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
push ebx
push esi
mov esi, ecx
mov ebx, edx
push edi
lea ecx, [esi - 0x10000]
movzx eax, cx
mov edi, ecx
sub edi, eax
test eax, eax
cmove edi, ecx
cmp edi, ebx
jbe 0x1007f8c8
nop word [eax + eax]
lea eax, [edi - 0x70000000]
cmp eax, 0x10000000
ja 0x1007f845
sub edi, 0x8000000
jmp 0x1007f8c0
push 0x1c
lea eax, [ebp - 0x1c]
mov dword [ebp - 4], 0
xorps xmm0, xmm0
push eax
push edi
movups xmmword [ebp - 0x1c], xmm0
movq qword [ebp - 0xc], xmm0
call dword [sym.imp.KERNEL32.dll_VirtualQuery]
test eax, eax
je 0x1007f8c8
cmp dword [ebp - 0xc], 0x10000
jne 0x1007f8ab
cmp dword [ebp - 0x10], 0x10000
jb 0x1007f8ab
push 0x40
push 0x3000
push 0x10000
push edi
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
test eax, eax
jne 0x1007f984
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x677
je 0x1007f8c8
sub edi, 0x10000
jmp 0x1007f8c0
mov ecx, dword [ebp - 0x18]
add ecx, 0xffff0000
mov edi, ecx
movzx eax, di
sub edi, eax
test eax, eax
cmove edi, ecx
cmp edi, ebx
ja 0x1007f830
movzx eax, si
test eax, eax
je 0x1007f8d7
sub esi, eax
add esi, 0x10000
mov edi, dword [ebp + 8]
cmp esi, edi
jae 0x1007f982
mov ebx, dword [sym.imp.KERNEL32.dll_VirtualQuery]
nop dword [eax + eax]
lea eax, [esi - 0x70000000]
cmp eax, 0x10000000
ja 0x1007f905
add esi, 0x8000000
jmp 0x1007f97a
push 0x1c
lea eax, [ebp - 0x1c]
mov dword [ebp - 4], 0
xorps xmm0, xmm0
push eax
push esi
movups xmmword [ebp - 0x1c], xmm0
movq qword [ebp - 0xc], xmm0
call ebx
test eax, eax
je 0x1007f982
cmp dword [ebp - 0xc], 0x10000
mov ecx, dword [ebp - 0x10]
jne 0x1007f965
cmp ecx, 0x10000
jb 0x1007f965
push 0x40
push 0x3000
push 0x10000
push esi
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
test eax, eax
jne 0x1007f984
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x677
je 0x1007f982
add esi, 0x10000
jmp 0x1007f97a
mov esi, dword [ebp - 0x1c]
add esi, ecx
movzx ecx, si
test ecx, ecx
je 0x1007f97a
mov eax, 0x10000
sub eax, ecx
add esi, eax
cmp esi, edi
jb 0x1007f8f0
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x1007fa30
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
push ecx
cmp dword [0x100b7b5c], 0
jne 0x1007faac
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
mov ecx, eax
mov edx, 0x100b7b5c
xor eax, eax
lock cmpxchg dword [edx], ecx
test eax, eax
jne 0x1007faac
push esi
mov esi, dword [0x100b7b50]
mov dword [0x100b7b40], eax
mov dword [0x100b7b48], eax
mov dword [0x100b7b54], eax
push edi
test esi, esi
je 0x1007fa8e
mov edi, dword [sym.imp.KERNEL32.dll_VirtualProtect]
lea eax, [ebp - 4]
push eax
push 0x40
push 0x10000
push esi
call edi
test eax, eax
je 0x1007fa9b
mov esi, dword [esi + 4]
test esi, esi
jne 0x1007fa75
xor eax, eax
pop edi
mov dword [0x100b7b60], eax
pop esi
mov esp, ebp
pop ebp
ret
call dword [sym.imp.KERNEL32.dll_GetLastError]
pop edi
mov dword [0x100b7b60], eax
pop esi
mov esp, ebp
pop ebp
ret
mov eax, 0x10dd
mov esp, ebp
pop ebp
ret
Function at 0x100826ed
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
push ecx
push 2
lea eax, [ebp - 4]
push eax
push 0x20000001
push str._x_sys_default_locale
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoEx]
xor ecx, ecx
test eax, eax
jne 0x10082714
mov eax, ecx
mov dword [ebp - 4], eax
jmp 0x10082717
mov eax, dword [ebp - 4]
push esi
mov esi, dword [ebp + 0xc]
push ecx
push ecx
push esi
push eax
push dword [ebp + 8]
push ecx
push 0x1300
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
push eax
push dword [esi]
call fcn.100826c9
pop esi
leave
ret 8
Function at 0x100039d0
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push esi
call 0x100039d9
pop eax
mov esi, dword fs:[0x30]
mov esi, dword [esi + 0xc]
mov esi, dword [esi + 0x1c]
push esi
mov ebx, dword [esi + 8]
cmp eax, ebx
jb 0x100039fc
mov ecx, dword [esi + 0x10]
add ecx, ebx
cmp eax, ecx
ja 0x100039fc
mov eax, ebx
jmp 0x10003a11
mov esi, dword [esi]
mov ebx, dword [esi]
cmp ebx, dword [esp]
jne 0x100039e8
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x30]
mov eax, dword [eax + 8]
pop esi
pop esi
leave
ret
Function at 0x10029c90
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x100a3870
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x18
mov eax, dword [esp + 0x30]
push ebp
push esi
push edi
mov ecx, dword [eax]
push ecx
lea ecx, [esp + 0x10]
call fcn.10098d7e
mov esi, dword [esp + 0xc]
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0
xor ebp, ebp
call fcn.1002ab10
mov ecx, dword [esp + 0x40]
mov byte [esp + 0x2c], 1
cmp ecx, 3
ja case.default.0x10029ce4
jmp dword [ecx*4 + 0x10029e4c]
mov al, byte [esi]
test al, al
je 0x10029d12
cmp al, 0x20
je 0x10029cfe
cmp al, 0xa1
jne 0x10029d12
cmp byte [esi + 1], al
jne 0x10029d12
test al, 0x80
je 0x10029d0a
mov al, byte [esi + 1]
inc esi
test al, al
je 0x10029d12
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x10029cf1
test ecx, ecx
je case.default.0x10029ce4
mov dl, byte [esi]
xor ecx, ecx
test dl, dl
mov eax, esi
je case.default.0x10029ce4
mov edi, dword [esp + 0x3c]
mov dl, byte [eax]
test dl, 0x80
je 0x10029d58
cmp dl, 0xa1
jne 0x10029d4c
cmp byte [eax + 1], 0xa1
jne 0x10029d4c
test ecx, ecx
jne 0x10029d44
mov edi, eax
mov ecx, 1
inc eax
jmp 0x10029d6c
mov dl, byte [eax + 1]
inc eax
xor ecx, ecx
test dl, dl
je 0x10029d86
jmp 0x10029d6c
cmp dl, 0x20
jne 0x10029d6a
test ecx, ecx
jne 0x10029d63
mov edi, eax
mov ecx, 1
jmp 0x10029d6c
xor ecx, ecx
mov dl, byte [eax + 1]
inc eax
test dl, dl
jne 0x10029d2c
cmp ecx, 1
jne case.default.0x10029ce4
mov dl, byte [edi]
mov ebp, edi
mov byte [esp + 0x3c], dl
mov byte [edi], 0
jmp case.default.0x10029ce4
mov dl, byte [eax - 1]
lea edi, [eax - 1]
mov ebp, edi
mov byte [esp + 0x3c], dl
mov byte [edi], 0
jmp case.default.0x10029ce4
mov al, byte [esi]
test al, al
je 0x10029dde
test al, 0x80
mov byte [esp + 0x3c], al
je 0x10029dc4
mov cl, byte [esi + 1]
test cl, cl
je 0x10029dde
cmp al, 0xa1
jne 0x10029db4
cmp cl, al
je 0x10029dc1
mov ax, word [esi]
lea ecx, [esp + 0x10]
push eax
call fcn.1002ada0
inc esi
jmp 0x10029dd6
cmp al, 0x20
je 0x10029dd6
mov ecx, dword [esp + 0x3c]
push ecx
lea ecx, [esp + 0x14]
call fcn.1002ade0
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x10029d9d
push 0
lea ecx, [esp + 0x14]
call fcn.1002ade0
mov esi, dword [esp + 0x20]
mov eax, dword [esp + 0x18]
neg esi
sbb esi, esi
and esi, eax
push esi
call fcn.10035cf0
mov edx, dword [esp + 0x38]
add esp, 4
test ebp, ebp
mov dword [edx], eax
je 0x10029e11
mov al, byte [esp + 0x3c]
mov byte [ebp], al
lea ecx, [esp + 0x10]
mov byte [esp + 0x2c], 0
mov dword [esp + 0x10], 0x100abfe8
call fcn.1002ad10
lea ecx, [esp + 0xc]
mov dword [esp + 0x2c], 0xffffffff
call fcn.10098d10
mov ecx, dword [esp + 0x24]
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x24
ret
Function at 0x1002ffc0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x100a3d4b
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.10098a85
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x10030042
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.10096997
mov eax, dword [eax]
push 0x100c1c8c
push eax
call fcn.10089704
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.10098d10
test bl, bl
je 0x10030042
push 0x100c1c8c
lea ecx, [esp + 0xc]
call fcn.100990a0
push 0x100c1c98
lea ecx, [esp + 0xc]
call fcn.100990a0
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 0x1003007e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.10098d10
jmp 0x10030149
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 0x10030102
lea edx, [esp + 0x7c]
push 0x100c1c94
push edx
call fcn.10089704
add esp, 8
test eax, eax
je 0x10030102
lea eax, [esp + 0x7c]
push 0x100c1c90
push eax
call fcn.10089704
add esp, 8
test eax, eax
je 0x10030102
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 0x10030092
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.10098d10
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 0x10030950
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 0x100309b2
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 0x100309c0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x100a3dcb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x100cb5ec]
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 0x10030af8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x10030a26
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.10098d10
xor eax, eax
jmp 0x10030b6f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.10098e4d
push esi
lea ecx, [esp + 0xc]
call fcn.100990dc
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 0x10030b4d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push connect
call fcn.10030950
test eax, eax
jne 0x10030b4d
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 connect
mov ecx, edi
call fcn.10030950
test eax, eax
jne 0x10030b4d
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.1008a780
mov esi, eax
add esp, 8
test esi, esi
jne 0x10030b2c
lea ecx, [esp + 0x14]
push 0x100c1ca4
push ecx
call fcn.1008a700
mov esi, eax
add esp, 8
test esi, esi
jne 0x10030b2c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x10030b2f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.10098dfd
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x10030a3e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.10098d10
xor eax, eax
jmp 0x10030b6f
mov byte [esi], 0
push 0x100c1ca0
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.10098d10
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 0x10041d40
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 0x10041dae
cmp si, 0x69
ja 0x10041dae
add esi, 0xffd0
cmp si, 0x11
je 0x10041d7e
push 0x11
call edi
test ax, ax
jge 0x10041d7e
or esi, 0x2000
cmp si, 0x10
je 0x10041d93
push 0x10
call edi
test ax, ax
jge 0x10041d93
or esi, 0x4000
cmp si, 0x12
je 0x10041da8
push 0x12
call edi
test ax, ax
jge 0x10041da8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x10041dbb
mov esi, 0xbd
jmp 0x10041d6f
cmp si, 0x6e
jne 0x10041dc8
mov esi, 0xbe
jmp 0x10041d6f
cmp si, 0x6f
jne 0x10041d69
mov esi, 0xbf
jmp 0x10041d6f

Function at 0x10043710
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x100dbe58]
xor edx, edx
cmp eax, edx
jne 0x10043736
xor eax, eax
mov byte [eax + 0x100dbd58], al
inc eax
cmp eax, 0x100
jl 0x1004371e
mov dword [0x100dbe58], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x100dbd58
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x100437c7
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 0x1004379a
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 0x10043768
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x10043840
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 0x10043893
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 0x1004387a
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 0x1004a8a0
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 0x1004aa38
cmp ebp, ebx
jle 0x1004aa38
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 0x1004a8fe
dec eax
or eax, 0xfffffff8
inc eax
je 0x1004a905
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x1004a914
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x1004a91b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.10098a51
add esp, 4
cmp eax, ebx
je 0x1004a93c
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.10098a51
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 0x1004aa2e
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 0x1004aa15
mov al, byte [edx]
cmp al, 0xc0
jbe 0x1004aa01
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x1004a9f6
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 0x1004aa04
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x1004aa04
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x1004a9a0
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 0x1004a991
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 0x1004ce90
Capabilities:
Get socket status

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x10c
test eax, eax
jge 0x1004ceaa
mov eax, 1
add esp, 0x10c
ret
mov ecx, dword [esp + 0x110]
lea edx, [esp]
mov dword [esp], eax
push edx
lea eax, [esp + 0xc]
push 0
push eax
push 0
push 0
mov dword [esp + 0x20], ecx
mov dword [esp + 0x1c], 1
mov dword [esp + 0x18], 0
call dword [sym.imp.WS2_32.dll_select]
dec eax
neg eax
sbb eax, eax
inc eax
add esp, 0x10c
ret
Function at 0x1004cef0
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 4]
push ebx
push ebp
push esi
cmp eax, 0xffffffff
push edi
je 0x1004cf5a
mov edi, dword [esp + 0x1c]
test edi, edi
jl 0x1004cf5a
jne 0x1004cf11
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret
mov ecx, dword [esp + 0x20]
push ecx
push eax
call fcn.1004ce90
add esp, 8
test eax, eax
je 0x1004cf5a
xor esi, esi
test edi, edi
jle 0x1004cf50
mov ebx, dword [esp + 0x18]
mov ebp, dword [sym.imp.WS2_32.dll_send]
mov ecx, dword [esp + 0x14]
mov edx, edi
sub edx, esi
push 0
lea eax, [esi + ebx]
push edx
push eax
push ecx
call ebp
cmp eax, 0xffffffff
je 0x1004cf5a
add esi, eax
cmp esi, edi
jl 0x1004cf33
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret

Function at 0x1004cf70
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
call fcn.1009a2be
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 0x1004d0f0
Capabilities:
Resolve dns

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
test esi, esi
je 0x1004d177
cmp byte [esi], 0
je 0x1004d177
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 0x1004d165
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x1004d177
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 0x1004d360
Capabilities:
Connect socket

Disassembly:
sub esp, 0x10
push esi
mov esi, ecx
mov eax, dword [esi]
call dword [eax + 0xbc]
test eax, eax
je 0x1004d3d2
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.1004d0f0
test eax, eax
je 0x1004d3d2
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 0x1004d3cb
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 0x1004d3cb
mov eax, 1
mov dword [esi + 0x48], eax
pop esi
add esp, 0x10
ret 8
mov ecx, esi
call fcn.1004d330
xor eax, eax
pop esi
add esp, 0x10
ret 8