joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4747f0
Capabilities:
Hash data with md5
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push 0xf0000040
push 1
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
jne 0x474815
mov eax, 0x1b
pop esi
pop ebp
ret
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x8003
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x474845
push eax
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esi], 0
mov eax, 2
pop esi
pop ebp
ret
xor eax, eax
pop esi
pop ebp
ret

Function at 0x4749e0
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
push esi
push edi
mov byte [edi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [edi + esi - 1], 0
test eax, eax
jne 0x474a13
push 0x2e
push edi
call fcn.004cb420
add esp, 8
test eax, eax
je 0x474a11
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x475050
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x530400]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 0xc]
lea eax, [ebp - 0x1c]
push edi
mov edi, dword [ebp + 0x10]
push 0xf0000040
push 1
push 0
push 0
push eax
mov dword [ebp - 0x20], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x4750e2
lea eax, [ebp - 0xc]
mov dword [ebp - 0x18], 0x208
push eax
xorps xmm0, xmm0
mov dword [ebp - 0x14], 0x6601
push edi
movlpd qword [ebp - 0xc], xmm0
mov dword [ebp - 0x10], 8
call fcn.00475140
lea eax, [ebp - 0xc]
push 8
push eax
call fcn.00475ec0
add esp, 0x10
lea eax, [ebp - 0x24]
push eax
push 0
push 0
push 0x14
lea eax, [ebp - 0x18]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
test eax, eax
jne 0x4750f4
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
pop edi
xor al, al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004c6ee6
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp + 8]
push dword [ebp - 0x20]
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [esi + 4], eax
lea eax, [ebp - 0x20]
push eax
push esi
push 0
push 0
push 0
push dword [ebp - 0x24]
mov dword [esi], ecx
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
push dword [ebp - 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push 0
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [ebp - 4]
mov al, 1
pop edi
xor ecx, ebp
pop esi
call fcn.004c6ee6
mov esp, ebp
pop ebp
ret
Function at 0x475880
Capabilities:
Create new key via cryptacquirecontext
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push 0xf0000040
push 0x18
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
jne 0x4758a5
mov eax, 0x1b
pop esi
pop ebp
ret
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x800c
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x4758d5
push eax
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esi], 0
mov eax, 2
pop esi
pop ebp
ret
xor eax, eax
pop esi
pop ebp
ret

Function at 0x4759e0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
mov ebx, dword [ebp + 8]
push esi
mov ecx, dword [ebx + 0xc]
mov eax, dword [ebx + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x530018]
mov esi, eax
add esp, 4
test esi, esi
jne 0x475a0d
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea ecx, [esi + 0xc]
mov dword [esi], ebx
mov dword [esi + 4], ecx
mov eax, dword [ebx + 0xc]
add eax, ecx
mov dword [esi + 8], eax
mov eax, dword [ebp + 0x10]
push edi
lea edi, [ebx + 4]
cmp eax, dword [ebx + 0x10]
jbe 0x475a58
mov eax, dword [ebx]
push ecx
call eax
push dword [ebp + 0x10]
mov eax, dword [edi]
push dword [ebp + 0xc]
push dword [esi + 4]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebx + 0xc]
push dword [esi + 4]
mov dword [ebp - 8], eax
push eax
mov eax, dword [ebx + 8]
call eax
mov eax, dword [ebx + 0x14]
add esp, 0x18
mov dword [ebp + 0x10], eax
jmp 0x475a5e
mov eax, dword [ebp + 0xc]
mov dword [ebp - 8], eax
push dword [esi + 4]
mov eax, dword [ebx]
call eax
push dword [esi + 8]
mov eax, dword [ebx]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x475ac1
mov ebx, dword [ebp - 8]
mov dword [ebp - 0xc], eax
nop
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp - 1], al
lea eax, [ebp - 1]
push 1
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp - 1], al
lea eax, [ebp - 1]
push 1
push eax
push dword [esi + 8]
mov eax, dword [edi]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x475a80
mov eax, dword [ebp + 8]
mov ebx, dword [ebp - 0xc]
lea edi, [eax + 4]
jmp 0x475ac4
mov eax, dword [ebp + 8]
cmp ebx, dword [eax + 0x10]
jae 0x475af8
nop dword [eax]
mov eax, dword [edi]
push 1
push 0x50a36c
push dword [esi + 4]
call eax
mov eax, dword [edi]
push 1
push 0x50a36d
push dword [esi + 8]
call eax
mov eax, dword [ebp + 8]
inc ebx
add esp, 0x18
cmp ebx, dword [eax + 0x10]
jb 0x475ad0
pop edi
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x475ec0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 0xc]
xor esi, esi
test edi, edi
je 0x475f0d
push ebx
mov ebx, dword [ebp + 8]
mov cl, byte [esi + ebx]
mov dl, cl
mov al, cl
shr dl, 1
and al, 0xfe
not dl
movzx eax, al
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
or cl, 1
test dl, 2
movzx ecx, cl
cmove ecx, eax
mov byte [esi + ebx], cl
inc esi
cmp esi, edi
jb 0x475ed2
pop ebx
pop edi
pop esi
pop ebp
ret

Function at 0x475f70
Capabilities:
Hash data using md4
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
push 0xf0000040
push 1
push 0
push 0
lea edi, [esi + 4]
mov dword [esi], 0
push esi
mov dword [edi], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x475fc2
push edi
push 0
push 0
push 0x8002
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x475fc8
push eax
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esi], 0
pop edi
xor eax, eax
pop esi
pop ebp
ret
pop edi
mov eax, 1
pop esi
pop ebp
ret
Function at 0x47d606
Capabilities:
Check for time delay via gettickcount

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push esi
push edi
mov edi, ecx
call dword [sym.imp.USER32.dll_GetFocus]
mov ecx, dword [edi + 0xa8]
mov esi, dword [ebp + 8]
cmp eax, ecx
je 0x47d632
cmp esi, dword [edi + 0x108]
je 0x47d632
push ecx
call dword [sym.imp.USER32.dll_SetFocus]
mov eax, dword [edi + 0x108]
cmp esi, eax
je 0x47d716
test eax, eax
je 0x47d698
and dword [ebp - 4], 0
xorps xmm0, xmm0
movlpd qword [ebp - 0x14], xmm0
movlpd qword [ebp - 0xc], xmm0
mov dword [ebp - 0x20], 0x17
mov dword [ebp - 0x1c], esi
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, dword [edi + 0x108]
lea edx, [ebp - 0x20]
mov dword [ebp - 0x18], eax
push edx
mov eax, dword [ecx]
call dword [eax + 0x140]
xor eax, eax
mov ecx, edi
push eax
push eax
push eax
push str.killfocus
push dword [edi + 0x108]
call fcn.0047d147
and dword [edi + 0x108], 0
test esi, esi
je 0x47d716
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x1c]
cmp eax, edi
jne 0x47d716
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x100]
test al, al
je 0x47d716
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x10c]
test al, al
je 0x47d716
and dword [ebp - 4], 0
xorps xmm0, xmm0
mov dword [edi + 0x108], esi
movlpd qword [ebp - 0x14], xmm0
movlpd qword [ebp - 0xc], xmm0
mov dword [ebp - 0x20], 0x18
mov dword [ebp - 0x1c], esi
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, dword [edi + 0x108]
lea edx, [ebp - 0x20]
mov dword [ebp - 0x18], eax
push edx
mov eax, dword [ecx]
call dword [eax + 0x140]
xor eax, eax
mov ecx, edi
push eax
push eax
push eax
push str.setfocus
push dword [edi + 0x108]
call fcn.0047d147
pop edi
pop esi
leave
ret 4
Function at 0x47e6b4
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
and dword [ebp - 4], 0
push ebx
push esi
push edi
mov ebx, ecx
push 4
push dword [ebx + 4]
call dword [sym.imp.USER32.dll_GetWindow]
push 1
push dword [ebx + 4]
mov esi, eax
call dword [sym.imp.USER32.dll_ShowWindow]
push 0
push esi
call dword [sym.imp.USER32.dll_EnableWindow]
push 7
pop ecx
push dword [ebx + 4]
xor eax, eax
lea edi, [ebp - 0x20]
rep stosd dword es:[edi], eax
call dword [sym.imp.USER32.dll_IsWindow]
mov edi, dword [sym.imp.USER32.dll_SetFocus]
jmp 0x47e763
xor eax, eax
push eax
push eax
push eax
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.USER32.dll_GetMessageW]
test eax, eax
je 0x47e767
cmp dword [ebp - 0x1c], 0x10
jne 0x47e732
mov eax, dword [ebp - 0x20]
cmp eax, dword [ebx + 4]
jne 0x47e732
mov eax, dword [ebp - 0x18]
push 1
push esi
mov dword [ebp - 4], eax
call dword [sym.imp.USER32.dll_EnableWindow]
push esi
call edi
lea eax, [ebp - 0x20]
push eax
call fcn.0047dcfa
pop ecx
test al, al
jne 0x47e754
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.USER32.dll_TranslateMessage]
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.USER32.dll_DispatchMessageW]
cmp dword [ebp - 0x1c], 0x12
je 0x47e767
push dword [ebx + 4]
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
jne 0x47e6ff
push 1
push esi
call dword [sym.imp.USER32.dll_EnableWindow]
push esi
call edi
cmp dword [ebp - 0x1c], 0x12
pop edi
pop esi
pop ebx
jne 0x47e785
push dword [ebp - 0x18]
call dword [sym.imp.USER32.dll_PostQuitMessage]
mov eax, dword [ebp - 4]
leave
ret

Function at 0x47e78a
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, ecx
push dword [esi + 4]
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x47e7bc
xor eax, eax
inc eax
cmp byte [ebp + 0xc], 0
push 4
pop edx
cmovne edx, eax
xor eax, eax
cmp byte [ebp + 8], al
cmovne eax, edx
push eax
push dword [esi + 4]
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
pop ebp
ret 8
Function at 0x4843fc
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x214
mov eax, dword [0x530400]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
mov edx, dword [ebp + 0xc]
push ebx
push esi
push edi
mov edi, ecx
mov ecx, eax
shr ecx, 0x10
mov dword [ebp - 0x214], edi
test cx, cx
je 0x48445c
add edi, 0x28
cmp word [eax], 0x3c
mov ecx, edi
jne 0x48443d
push eax
call fcn.004a145a
jmp 0x484445
push 0
push eax
call fcn.004a14a8
test al, al
jne 0x4844b9
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004c6ee6
leave
ret 8
push edx
push eax
call fcn.00478fc8
push eax
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
test esi, esi
je 0x484449
push esi
call fcn.00478fc8
push eax
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov ebx, eax
test ebx, ebx
jne 0x48448c
push esi
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x484449
push 0
push esi
add edi, 0x28
call fcn.00478fc8
push eax
call dword [sym.imp.KERNEL32.dll_SizeofResource]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
mov ecx, edi
call fcn.004a178e
test al, al
je 0x484449
push ebx
call dword [sym.imp.KERNEL32.dll_FreeResource]
lea eax, [ebp - 0x210]
mov ecx, edi
push eax
call fcn.004a13b4
sub esp, 0x20c
mov esi, eax
mov edi, esp
mov ecx, 0x83
rep movsd dword es:[edi], dword [esi]
mov ecx, dword [ebp - 0x214]
call fcn.00484110
jmp 0x48444b

Function at 0x4845f2
Capabilities:
Check if file exists
Create directory
Get file attributes

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x414
mov eax, dword [0x530400]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
test edi, edi
je 0x484626
push edi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x484626
push 0
push edi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
movzx eax, word [ebx]
test ax, ax
je 0x4846dc
push esi
mov esi, ebx
mov ecx, ebx
mov edx, eax
cmp dx, 0x2f
je 0x484645
cmp dx, 0x5c
jne 0x484647
mov esi, ecx
add ecx, 2
movzx eax, word [ecx]
mov edx, eax
test ax, ax
jne 0x484639
cmp esi, ebx
je 0x48468f
sub esi, ebx
lea eax, [ebp - 0x414]
and esi, 0xfffffffe
push esi
push ebx
push eax
call fcn.004c93a0
add esp, 0xc
cmp esi, 0x208
jae 0x4846ea
xor eax, eax
mov word [ebp + esi - 0x414], ax
lea eax, [ebp - 0x414]
push eax
push edi
call fcn.004845f2
pop ecx
pop ecx
xor eax, eax
mov word [ebp - 0x20c], ax
pop esi
test edi, edi
je 0x4846ac
lea eax, [ebp - 0x20c]
push edi
push eax
call fcn.004de320
pop ecx
pop ecx
lea eax, [ebp - 0x20c]
push ebx
push eax
call fcn.004de2af
pop ecx
pop ecx
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x4846dc
push 0
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop ebx
call fcn.004c6ee6
leave
ret
call fcn.004c7101
int3
Function at 0x484d13
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x484dbf
cmp dword [esi + 4], 0xffffffff
jne 0x484dbf
push edi
lea edi, [esi + 0x244]
push edi
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryW]
push edi
call fcn.004cdefc
pop ecx
movzx eax, word [esi + eax*2 + 0x242]
cmp eax, 0x5c
je 0x484d66
cmp eax, 0x2f
je 0x484d66
push 0x50a77c
push edi
call fcn.004de2af
pop ecx
pop ecx
cmp dword [ebp + 0x10], 1
pop edi
jne 0x484d88
push 1
push 0
push 0
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
jne 0x484d88
mov eax, 0x2000000
jmp 0x484dc4
lea eax, [ebp - 4]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.00487531
add esp, 0x10
test eax, eax
jne 0x484da6
mov eax, dword [ebp - 4]
jmp 0x484dc4
push eax
call fcn.00487c0b
pop ecx
xor ecx, ecx
mov dword [esi], eax
test eax, eax
mov edx, 0x200
cmove ecx, edx
mov eax, ecx
jmp 0x484dc4
mov eax, 0x1000000
pop esi
leave
ret 0xc
Function at 0x485286
Capabilities:
Generate random numbers using the delphi lcg
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 8]
movsx eax, byte [ebp + 0xc]
mov ecx, dword [edx]
xor eax, ecx
movzx eax, al
shr ecx, 8
xor ecx, dword [eax*4 + 0x50cc00]
movzx eax, cl
add eax, dword [edx + 4]
imul eax, eax, 0x8088405
mov dword [edx], ecx
mov ecx, dword [edx + 8]
inc eax
mov dword [edx + 4], eax
shr eax, 0x18
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
mov dword [edx + 8], ecx
pop ebp
ret

Function at 0x48762e
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
imul ecx, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
cmp byte [edi], 0
je 0x487661
push 0
lea eax, [ebp + 0x10]
push eax
push ecx
push dword [ebp + 8]
push dword [edi + 4]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x48765c
mov byte [edi + 8], 1
mov eax, dword [ebp + 0x10]
jmp 0x48768b
mov edx, dword [edi + 0x1c]
push esi
mov esi, dword [edi + 0x18]
sub esi, edx
lea eax, [edx + ecx]
cmp eax, dword [edi + 0x18]
cmovbe esi, ecx
mov ecx, dword [edi + 0x14]
push esi
add ecx, edx
push ecx
push dword [ebp + 8]
call fcn.004c93a0
add esp, 0xc
mov eax, esi
add dword [edi + 0x1c], esi
pop esi
xor edx, edx
div dword [ebp + 0xc]
pop edi
pop ebp
ret

Function at 0x4877bb
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0xc]
test edx, edx
jne 0x4877c9
xor eax, eax
pop ebp
ret
mov ecx, dword [ebp + 8]
push esi
mov esi, dword [ebp + 0x10]
not ecx
cmp esi, 8
jb 0x487888
push edi
mov edi, esi
shr edi, 3
movzx eax, byte [edx]
sub esi, 8
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
movzx eax, byte [edx + 1]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
movzx eax, byte [edx + 2]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
movzx eax, byte [edx + 3]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
movzx eax, byte [edx + 4]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
movzx eax, byte [edx + 5]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
movzx eax, byte [edx + 6]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
movzx eax, byte [edx + 7]
add edx, 8
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
sub edi, 1
jne 0x4877e1
pop edi
test esi, esi
je 0x4878a4
movzx eax, byte [edx]
xor eax, ecx
shr ecx, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x50cc00]
inc edx
sub esi, 1
jne 0x48788c
not ecx
mov eax, ecx
pop esi
pop ebp
ret
Function at 0x49a7bb
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
mov eax, dword [esi + 8]
mov edi, eax
and edi, 7
je 0x49a7e8
cmp eax, edi
jge 0x49a7d8
push esi
call fcn.00495e71
pop ecx
mov eax, dword [esi + 0xc]
mov ecx, edi
shr eax, cl
sub dword [esi + 8], edi
mov dword [esi + 0xc], eax
mov eax, dword [esi + 8]
xor ecx, ecx
mov edx, eax
test eax, eax
jle 0x49a80d
mov edi, dword [esi + 0xc]
mov al, byte [esi + 0xc]
sub edx, 8
mov byte [ebp + ecx + 8], al
inc ecx
shr edi, 8
mov dword [esi + 0xc], edi
test edx, edx
jg 0x49a7f3
mov dword [esi + 8], edx
jmp 0x49a822
mov eax, dword [esi]
cmp eax, dword [esi + 4]
jb 0x49a818
xor dl, dl
jmp 0x49a81d
mov dl, byte [eax]
inc eax
mov dword [esi], eax
mov byte [ebp + ecx + 8], dl
inc ecx
cmp ecx, 4
jl 0x49a80d
mov eax, dword [ebp + 8]
movzx ecx, byte [ebp + 0xb]
movzx edi, ah
movzx eax, al
shl edi, 8
add edi, eax
shl ecx, 8
movzx eax, byte [ebp + 0xa]
add ecx, eax
mov eax, edi
xor eax, 0xffff
cmp ecx, eax
je 0x49a85a
push str.zlib_corrupt
call fcn.00495d91
pop ecx
jmp 0x49a89a
mov eax, dword [esi]
add eax, edi
cmp eax, dword [esi + 4]
jbe 0x49a86a
push str.read_past_buffer
jmp 0x49a852
mov ecx, dword [esi + 0x10]
lea eax, [ecx + edi]
cmp eax, dword [esi + 0x18]
jbe 0x49a884
push edi
push ecx
push esi
call fcn.0049dafa
add esp, 0xc
test eax, eax
je 0x49a89a
push edi
push dword [esi]
push dword [esi + 0x10]
call fcn.004c93a0
add dword [esi], edi
xor eax, eax
add dword [esi + 0x10], edi
add esp, 0xc
inc eax
pop edi
pop esi
pop ebp
ret
Function at 0x4b7431
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x530400]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, ecx
push edi
cmp byte [esi + 0x18], 0
je 0x4b74b9
cmp dword [esi + 0x10], 0
je 0x4b74b9
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
lea edi, [eax + 1]
lea eax, [edi + edi]
call fcn.004c7340
mov ebx, esp
test ebx, ebx
je 0x4b74b9
push edi
push ebx
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextW]
mov ecx, dword [esi + 0x10]
push ebx
add ecx, 0x1cc
call fcn.00476286
mov ecx, dword [esi + 0x10]
xor eax, eax
push eax
push eax
push eax
mov eax, dword [ecx]
push str.textchanged
push ecx
call dword [eax + 0x1c]
mov ecx, eax
call fcn.0047d147
mov ecx, dword [esi + 0x10]
mov eax, dword [ecx]
call dword [eax + 0x1c]
mov ecx, eax
call fcn.00479253
test al, al
je 0x4b74b9
mov ecx, dword [esi + 0x10]
call fcn.0047f6e1
xor eax, eax
lea esp, [ebp - 0x10]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004c6ee6
leave
ret 0x10

Function at 0x4b9858
Capabilities:
Get hostname
Initialize winsock library
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x298
mov eax, dword [0x530400]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x294]
push eax
push 0x202
call sub.WS2_32.dll_WSAStartup
test eax, eax
jne 0x4b98f6
push esi
mov esi, 0xff
push esi
push eax
lea eax, [ebp - 0x104]
push eax
call fcn.004c9920
add esp, 0xc
lea eax, [ebp - 0x104]
push esi
push eax
call sub.WS2_32.dll_gethostname
lea eax, [ebp - 0x104]
push eax
call sub.WS2_32.dll_gethostbyname
pop esi
test eax, eax
je 0x4b98f6
mov eax, dword [eax + 0xc]
push 4
push dword [eax]
lea eax, [ebp - 0x298]
push eax
call fcn.004c93a0
mov ecx, dword [ebp - 0x298]
add esp, 0xc
movzx eax, cl
shl eax, 8
movzx ecx, ch
add eax, ecx
movzx ecx, byte [ebp - 0x296]
shl eax, 8
add eax, ecx
movzx ecx, byte [ebp - 0x295]
shl eax, 8
add eax, ecx
jmp 0x4b98f8
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004c6ee6
leave
ret

Function at 0x4b9b49
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov ebx, ecx
call dword [sym.imp.USER32.dll_GetFocus]
lea esi, [ebx + 4]
jmp 0x4b9b6d
call dword [sym.imp.USER32.dll_GetFocus]
cmp eax, dword [esi]
je 0x4b9bd0
push edi
call dword [sym.imp.USER32.dll_GetParent]
mov edi, eax
test edi, edi
jne 0x4b9b5c
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [esi]
call dword [sym.imp.USER32.dll_DefWindowProcW]
mov ecx, dword [ebx + 0x10]
mov edi, eax
cmp dword [ecx + 0x590], 0
jne 0x4b9bbd
add ecx, 0x588
push ecx
push 0
push 0x466
push dword [esi]
call dword [sym.imp.USER32.dll_SendMessageW]
mov eax, dword [ebx + 0x10]
mov dword [eax + 0x590], 1
mov ecx, dword [ebx + 0x10]
call fcn.004b9be6
push 0
push dword [esi]
call dword [sym.imp.USER32.dll_ShowWindow]
mov eax, edi
pop edi
pop esi
pop ebx
pop ebp
ret 0x10
mov eax, dword [ebp + 0x14]
mov dword [eax], 1
xor eax, eax
jmp 0x4b9bc9