joyce8/EMBER2024-capa huggingface dataset:
Function at 0x49a1a0
Capabilities:
Get file size
Write file on windows

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4c7d8b
push eax
mov eax, 0x2718
mov dword fs:[0], esp
call fcn.004a6f70
mov eax, dword [0x4f40c4]
push edi
mov dword [esp + 4], eax
mov ecx, 0x9c4
xor eax, eax
lea edi, [esp + 0xc]
mov dword [esp + 0x2724], 0
rep stosd dword es:[edi], eax
mov ecx, dword [esp + 0x272c]
push ecx
lea ecx, [esp + 8]
call fcn.004b7605
push 0x5c
lea ecx, [esp + 8]
call fcn.004b787f
mov edx, dword [esp + 0x2730]
lea ecx, [esp + 4]
push edx
call fcn.004b7858
mov eax, dword [esp + 4]
push 0
push 0x80
push 3
push 0
push 3
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
jne 0x49a246
lea ecx, [esp + 4]
mov dword [esp + 0x2724], eax
call fcn.004b747c
xor eax, eax
jmp 0x49a2c3
push ebx
push esi
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
push 0
push 0
mov esi, eax
push 0x40
push edi
sub esi, 0x40
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
test esi, esi
jbe 0x49a2a1
mov ebx, dword [sym.imp.KERNEL32.dll_WriteFile]
cmp esi, 0x2710
push 0
jbe 0x49a293
lea ecx, [esp + 0x14]
lea edx, [esp + 0x18]
push ecx
push 0x2710
push edx
push edi
call ebx
sub esi, 0x2710
jne 0x49a26d
jmp 0x49a2a1
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push eax
push esi
push ecx
push edi
call ebx
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [esp + 0xc]
mov dword [esp + 0x272c], 0xffffffff
call fcn.004b747c
pop esi
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x271c]
pop edi
mov dword fs:[0], ecx
add esp, 0x2724
ret 8

Function at 0x49a6d0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x49a736
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x49a736
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x49a717
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x49aac0
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x49aaf8
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x49b770
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x49b7b9
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x49bc30
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4c7ff0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0049b7e0
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.0049b860
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.0049b860
lea ecx, [esi + 0xc]
call fcn.004b7407
lea ecx, [esi + 0x10]
call fcn.004b7407
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.0049cdf0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.0049cdf0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.0049cdf0
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004b747c
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004b747c
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x4b9939
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4b9971
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.004b7923
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004b78fb
jmp 0x4b997d
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4bb030
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4bb072
call fcn.004c0fd8
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4bb072
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4bb069
xor eax, eax
jmp 0x4bb07a
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004bb080
pop edi
pop esi
pop ebx
ret 4

Function at 0x4c1508
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x4c1536
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4c1554
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004c146e
jmp 0x4c1554
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4c1554
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004c146e
test edi, edi
mov eax, edi
jne 0x4c153e
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x401000
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x20c
mov eax, dword [0x40a004]
xor eax, esp
mov dword [esp + 0x208], eax
mov ecx, 0x74
mov edx, ecx
mov word [esp + 2], cx
mov word [esp + 4], dx
mov eax, 0x68
mov word [esp], ax
mov ecx, 0x3a
mov word [esp + 8], cx
mov eax, 0x70
mov word [esp + 6], ax
mov edx, 0x2f
mov eax, edx
mov word [esp + 0xa], dx
mov ecx, 0x77
mov edx, ecx
mov word [esp + 0xc], ax
mov eax, ecx
mov word [esp + 0x10], dx
mov word [esp + 0xe], cx
mov word [esp + 0x12], ax
mov edx, 0x31
mov word [esp + 0x16], dx
mov ecx, 0x2e
mov word [esp + 0x14], cx
mov edx, 0x36
mov word [esp + 0x1c], dx
mov eax, 0x34
mov word [esp + 0x18], ax
mov ecx, 0x35
mov word [esp + 0x1a], cx
mov edx, 0x6e
mov word [esp + 0x22], dx
mov eax, 0x2e
mov word [esp + 0x1e], ax
mov ecx, 0x63
mov word [esp + 0x20], cx
mov edx, 0x75
mov eax, 0x2f
mov ecx, 0x3f
mov word [esp + 0x28], dx
mov word [esp + 0x24], ax
mov word [esp + 0x26], cx
mov edx, 0x61
mov eax, 0x3d
mov ecx, 0x6d
push 0x1d4
mov word [esp + 0x32], dx
mov word [esp + 0x2e], ax
mov word [esp + 0x30], cx
lea edx, [esp + 0x38]
mov eax, 0x69
mov ecx, 0x6e
push 0
push edx
mov word [esp + 0x3c], ax
mov word [esp + 0x3e], cx
call fcn.004053a0
add esp, 0xc
push 5
push 0
push 0
lea eax, [esp + 0xc]
push eax
push str.OPEN
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
mov ecx, dword [esp + 0x208]
xor ecx, esp
xor eax, eax
call fcn.00401150
add esp, 0x20c
ret 0x10

Function at 0x401150
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x40a004]
jne 0x40115a
repz ret
jmp fcn.0040130f
Function at 0x403293
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
push edi
call fcn.00402177
and dword [ebp - 4], 0
cmp dword [0x40b668], 0
mov ebx, eax
jne 0x403344
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x4033f5
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxA
push edi
call esi
test eax, eax
je 0x4033f5
push eax
call fcn.00402105
mov dword [esp], str.GetActiveWindow
push edi
mov dword [0x40b668], eax
call esi
push eax
call fcn.00402105
mov dword [esp], str.GetLastActivePopup
push edi
mov dword [0x40b66c], eax
call esi
push eax
call fcn.00402105
mov dword [esp], str.GetUserObjectInformationA
push edi
mov dword [0x40b670], eax
call esi
push eax
call fcn.00402105
pop ecx
mov dword [0x40b678], eax
test eax, eax
je 0x403344
push str.GetProcessWindowStation
push edi
call esi
push eax
call fcn.00402105
pop ecx
mov dword [0x40b674], eax
mov eax, dword [0x40b674]
cmp eax, ebx
je 0x40339c
cmp dword [0x40b678], ebx
je 0x40339c
push eax
call fcn.00402180
push dword [0x40b678]
mov esi, eax
call fcn.00402180
pop ecx
pop ecx
mov edi, eax
test esi, esi
je 0x40339c
test edi, edi
je 0x40339c
call esi
test eax, eax
je 0x403393
lea ecx, [ebp - 8]
push ecx
push 0xc
lea ecx, [ebp - 0x14]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x403393
test byte [ebp - 0xc], 1
jne 0x40339c
or dword [ebp + 0x10], 0x200000
jmp 0x4033d5
mov eax, dword [0x40b66c]
cmp eax, ebx
je 0x4033d5
push eax
call fcn.00402180
pop ecx
test eax, eax
je 0x4033d5
call eax
mov dword [ebp - 4], eax
test eax, eax
je 0x4033d5
mov eax, dword [0x40b670]
cmp eax, ebx
je 0x4033d5
push eax
call fcn.00402180
pop ecx
test eax, eax
je 0x4033d5
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x40b668]
call fcn.00402180
pop ecx
test eax, eax
je 0x4033f5
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x4033f7
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret
Function at 0x402210
Capabilities:
Query or enumerate registry value

Disassembly:
push ecx
mov edx, dword [esp + 0xc]
mov ecx, dword [ecx + 8]
lea eax, [esp]
mov dword [esp], 4
push eax
mov eax, dword [esp + 0xc]
push edx
push 0
push 0
push eax
push ecx
call dword [0x40300c]
neg eax
sbb eax, eax
inc eax
pop ecx
ret 8

Function at 0x402240
Capabilities:
Query or enumerate registry value

Disassembly:
push ecx
mov edx, dword [esp + 0xc]
mov ecx, dword [ecx + 8]
lea eax, [esp]
mov dword [esp], 0x100
push eax
mov eax, dword [esp + 0xc]
push edx
push 0
push 0
push eax
push ecx
call dword [0x40300c]
neg eax
sbb eax, eax
inc eax
pop ecx
ret 8

Function at 0x402650
Capabilities:
Set registry value

Disassembly:
mov eax, dword [esp + 0xc]
mov edx, dword [esp + 8]
mov ecx, dword [ecx + 8]
push eax
mov eax, dword [esp + 8]
push edx
push 3
push 0
push eax
push ecx
call dword [0x403010]
neg eax
sbb eax, eax
inc eax
ret 0xc
Function at 0x41b7a0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x48f6db
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.00483a42
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x41b822
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004816ca
mov eax, dword [eax]
push 0x5841d4
push eax
call fcn.00473a94
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00483ccd
test bl, bl
je 0x41b822
push 0x5841d4
lea ecx, [esp + 0xc]
call fcn.0048405d
push 0x587d50
lea ecx, [esp + 0xc]
call fcn.0048405d
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 0x41b85e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00483ccd
jmp 0x41b929
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 0x41b8e2
lea edx, [esp + 0x7c]
push 0x587d4c
push edx
call fcn.00473a94
add esp, 8
test eax, eax
je 0x41b8e2
lea eax, [esp + 0x7c]
push 0x587d48
push eax
call fcn.00473a94
add esp, 8
test eax, eax
je 0x41b8e2
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 0x41b872
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.00483ccd
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 0x41c120
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 0x41c182
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 0x41c190
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x48f75b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x58ea7c]
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 0x41c2c8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x41c1f6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00483ccd
xor eax, eax
jmp 0x41c33f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00483e0a
push esi
lea ecx, [esp + 0xc]
call fcn.00484099
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 0x41c31d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push 0x80000000
call fcn.0041c120
test eax, eax
jne 0x41c31d
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 0x80000000
mov ecx, edi
call fcn.0041c120
test eax, eax
jne 0x41c31d
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.00474ba0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41c2fc
lea ecx, [esp + 0x14]
push 0x587d60
push ecx
call fcn.00474b20
mov esi, eax
add esp, 8
test esi, esi
jne 0x41c2fc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41c2ff
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00483dba
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41c20e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00483ccd
xor eax, eax
jmp 0x41c33f
mov byte [esi], 0
push 0x587d5c
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.00483ccd
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 0x42e370
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 0x42e3de
cmp si, 0x69
ja 0x42e3de
add esi, 0xffd0
cmp si, 0x11
je 0x42e3ae
push 0x11
call edi
test ax, ax
jge 0x42e3ae
or esi, 0x2000
cmp si, 0x10
je 0x42e3c3
push 0x10
call edi
test ax, ax
jge 0x42e3c3
or esi, 0x4000
cmp si, 0x12
je 0x42e3d8
push 0x12
call edi
test ax, ax
jge 0x42e3d8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42e3eb
mov esi, 0xbd
jmp 0x42e39f
cmp si, 0x6e
jne 0x42e3f8
mov esi, 0xbe
jmp 0x42e39f
cmp si, 0x6f
jne 0x42e399
mov esi, 0xbf
jmp 0x42e39f

Function at 0x42fba0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x59f1d0]
xor edx, edx
cmp eax, edx
jne 0x42fbc6
xor eax, eax
mov byte [eax + 0x59f0d0], al
inc eax
cmp eax, 0x100
jl 0x42fbae
mov dword [0x59f1d0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x59f0d0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42fc57
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 0x42fc2a
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 0x42fbf8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42fcd0
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 0x42fd23
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 0x42fd0a
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 0x436760
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 0x4368f8
cmp ebp, ebx
jle 0x4368f8
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 0x4367be
dec eax
or eax, 0xfffffff8
inc eax
je 0x4367c5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, 0x80000001
jns 0x4367d4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4367db
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00483a0e
add esp, 4
cmp eax, ebx
je 0x4367fc
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.00483a0e
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 0x4368ee
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 0x4368d5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4368c1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4368b6
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 0x4368c4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4368c4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x436860
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 0x436851
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 0x438b60
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
call fcn.004852a8
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 0x438ce0
Capabilities:
Resolve dns

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
test esi, esi
je 0x438d67
cmp byte [esi], 0
je 0x438d67
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 0x438d55
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x438d67
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 0x438f43
Capabilities:
Connect socket

Disassembly:
sub esp, 0x10
push esi
mov esi, ecx
mov eax, dword [esi]
call dword [eax + 0xbc]
test eax, eax
je 0x438fb2
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.00438ce0
test eax, eax
je 0x438fb2
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 0x438fab
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 0x438fab
mov eax, 1
mov dword [esi + 0x48], eax
pop esi
add esp, 0x10
ret 8
mov ecx, esi
call fcn.00438f10
xor eax, eax
pop esi
add esp, 0x10
ret 8

Function at 0x439fb0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x490e68
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 0x439fe9
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.0048b3eb
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.0048b437
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.0043a070
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.0048b474
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24