joyce8/EMBER2024-capa huggingface dataset:
Function at 0x537a50
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x60b410
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x498
push ebx
push esi
mov esi, ecx
push edi
mov edi, dword [ebp + 8]
xor ebx, ebx
mov eax, dword [esi + 0xf0]
mov ecx, 1
cmp eax, ebx
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x14], esi
mov dword [ebp - 4], ebx
mov dword [ebp - 0x29c], edi
mov dword [ebp - 0x2a0], ecx
mov dword [ebp - 0x4a4], ebx
je 0x537ac2
mov edx, dword [eax]
mov dword [ebp - 0x2a0], 2
mov dword [ebp - 0x298], edx
mov edx, dword [eax]
mov dword [ebp - 0x4a0], edx
mov dword [ebp - 0x4a4], ecx
mov ecx, dword [ebp + 0xc]
lea edx, [ebp - 0x1c]
neg eax
mov dword [ebp - 0x1c], ecx
lea ecx, [ebp - 0x4a4]
sbb eax, eax
push edx
and eax, ecx
lea edx, [ebp - 0x2a0]
push eax
push ebx
lea eax, [edi + 1]
push edx
push eax
mov dword [ebp - 0x18], ebx
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x537b43
call sub.WS2_32.dll_WSAGetLastError
mov ebx, eax
push edi
push ebx
lea ecx, [ebp - 0x9c]
push str.Select_failed__err_code___d__socket___d_n
push ecx
call fcn.005c7c98
add esp, 0x10
lea edx, [ebp - 0x9c]
mov ecx, esi
push edx
call fcn.005366c0
mov eax, dword [0x6d2338]
mov ecx, dword [esi + 0x9c]
push eax
call fcn.0053e330
mov eax, ebx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
cmp eax, ebx
jne 0x537bc2
cmp dword [ebp + 0xc], ebx
je 0x537b6e
mov ecx, dword [0x6d2330]
push ecx
mov ecx, dword [esi + 0x9c]
call fcn.0053e330
mov edx, dword [0x6d2330]
push 1
push edx
mov ecx, esi
call fcn.005365f0
mov eax, 0x7532
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
mov eax, dword [esi + 0xf0]
cmp eax, ebx
je 0x537c10
mov edx, dword [eax]
lea ecx, [ebp - 0x4a4]
push ecx
push edx
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
jne 0x537bf8
mov ecx, dword [esi + 0xf0]
lea eax, [ebp - 0x2a0]
push eax
mov edx, dword [ecx]
push edx
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x537c10
mov eax, 0x7540
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
xor eax, eax
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x53a4b0
Capabilities:
Get disk size

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x60b4f8
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push ebx
push ebp
push esi
push edi
mov edi, ecx
mov eax, dword [edi + 0x60]
mov ecx, dword [edi + 0x64]
mov edx, eax
or edx, ecx
je 0x53a4f6
mov ebp, dword [edi + 0x68]
mov ebx, dword [edi + 0x6c]
mov esi, dword [edi + 0x50]
mov edx, dword [edi + 0x54]
sub eax, ebp
sbb ecx, ebx
sub eax, esi
sbb ecx, edx
mov ebp, eax
mov dword [esp + 0x38], ecx
jmp 0x53a503
mov ebp, 0x2da0
mov dword [esp + 0x38], 0
mov ecx, dword [edi + 0xb0]
push 0
push 0
lea eax, [esp + 0x34]
mov edx, dword [ecx + 0x30]
push 0
push eax
push edx
call fcn.005c8048
add esp, 0x14
push str.KERNEL32
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
test eax, eax
je 0x53a546
push str.GetDiskFreeSpaceExW
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x53a54a
mov ecx, 1
jmp 0x53a54c
mov eax, dword [esp + 0x1c]
xor ecx, ecx
or esi, 0xffffffff
or ebx, 0xffffffff
test ecx, ecx
je 0x53a57a
lea ecx, [esp + 0x1c]
lea edx, [esp + 0x14]
push ecx
push edx
lea ecx, [esp + 0x2c]
lea edx, [esp + 0x34]
push ecx
push edx
call eax
test eax, eax
je 0x53a5ad
mov esi, dword [esp + 0x24]
mov ebx, dword [esp + 0x28]
jmp 0x53a5ad
lea eax, [esp + 0x24]
lea ecx, [esp + 0x1c]
push eax
lea edx, [esp + 0x18]
push ecx
lea eax, [esp + 0x18]
push edx
lea ecx, [esp + 0x38]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_GetDiskFreeSpaceW]
test eax, eax
je 0x53a5ad
mov esi, dword [esp + 0x10]
imul esi, dword [esp + 0x14]
imul esi, dword [esp + 0x1c]
xor ebx, ebx
mov edx, dword [esp + 0x38]
push 0
push 0xa
push edx
push ebp
call fcn.005c91b0
add eax, ebp
mov ebp, dword [esp + 0x38]
adc edx, ebp
cmp ebx, edx
jg 0x53a64f
jl 0x53a5d2
cmp esi, eax
ja 0x53a64f
and esi, ebx
cmp esi, 0xffffffff
je 0x53a64f
mov eax, dword [0x6cc564]
mov dword [esp + 0x10], eax
mov edx, dword [0x6d2378]
lea ecx, [esp + 0x2c]
push ecx
lea eax, [esp + 0x14]
push edx
push eax
mov dword [esp + 0x50], 0
call fcn.005dc6eb
mov ecx, dword [esp + 0x1c]
add esp, 0xc
push 0x50030
push 0x6a1f84
push ecx
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
push str.Not_enough_disk_space_to_store_files_chunks__canceling_download._n
mov ecx, edi
call fcn.005366c0
lea ecx, [esp + 0x10]
mov dword [esp + 0x44], 0xffffffff
call fcn.005e38b9
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x2c]
mov dword fs:[0], ecx
add esp, 0x38
ret
mov ecx, dword [esp + 0x3c]
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
mov dword fs:[0], ecx
add esp, 0x38
ret
Function at 0x53b5a0
Capabilities:
Persist via run registry key
Query or enumerate registry value

Disassembly:
push ecx
push ebp
push esi
push edi
push str.shell32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov ebp, dword [esp + 0x14]
mov esi, eax
test esi, esi
je 0x53b5f8
push ebx
push str.SHGetFolderPathW
push esi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov ebx, eax
test ebx, ebx
je 0x53b5ec
push edi
call dword [sym.imp.ole32.dll_CoInitialize]
push ebp
push edi
push edi
push 0x1a
push edi
call ebx
test eax, eax
jne 0x53b5e6
mov edi, 1
call dword [sym.imp.ole32.dll_CoUninitialize]
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
test edi, edi
pop ebx
jne 0x53b649
lea eax, [esp + 0x14]
push eax
push 1
push 0
push str.SoftwareMicrosoftWindowsCurrentVersionExplorerShell_Folders
push reloc.WS2_32.dll_accept
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x53b649
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0xc]
push ecx
push ebp
push eax
push eax
push 0x6a62b4
push edx
mov dword [esp + 0x24], 4
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x53b63e
mov edi, 1
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, edi
pop edi
pop esi
pop ebp
pop ecx
ret
Function at 0x53c710
Capabilities:
Parse pe header

Disassembly:
mov eax, dword [esp + 4]
mov ecx, eax
and ecx, 0xff
add ecx, 0xffffff9f
cmp ecx, 0x19
ja case.default.0x53c728
jmp dword [ecx*4 + 0x53c7b4]
mov al, 0x41
ret 4
mov al, 0x42
ret 4
mov al, 0x43
ret 4
mov al, 0x44
ret 4
mov al, 0x45
ret 4
mov al, 0x46
ret 4
mov al, 0x47
ret 4
mov al, 0x48
ret 4
mov al, 0x49
ret 4
mov al, 0x4a
ret 4
mov al, 0x4b
ret 4
mov al, 0x4c
ret 4
mov al, 0x4d
ret 4
mov al, 0x4e
ret 4
mov al, 0x4f
ret 4
mov al, 0x50
ret 4
mov al, 0x51
ret 4
mov al, 0x52
ret 4
mov al, 0x53
ret 4
mov al, 0x54
ret 4
mov al, 0x55
ret 4
mov al, 0x56
ret 4
mov al, 0x57
ret 4
mov al, 0x58
ret 4
mov al, 0x59
ret 4
mov al, 0x5a
ret 4
Function at 0x53cf50
Capabilities:
Hash data with md5

Disassembly:
mov eax, dword [esp + 4]
xor ecx, ecx
mov dword [eax + 0x14], ecx
mov dword [eax + 0x10], ecx
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
ret

Function at 0x53def0
Capabilities:
Write file on windows

Disassembly:
sub esp, 8
push ebx
push esi
push edi
mov edi, ecx
cmp word [edi + 4], 0
lea eax, [edi + 4]
je 0x53df86
mov cl, byte [edi + 0x418]
test cl, cl
je 0x53df86
mov ecx, dword [edi + 0x41c]
xor esi, esi
cmp ecx, 0xffffffff
jne 0x53df55
push esi
push esi
push 4
push esi
push 3
push 0xc0000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
je 0x53df86
lea eax, [esp + 0xc]
push 2
push eax
push 0
push esi
mov dword [esp + 0x1c], 0
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
test esi, esi
mov ebx, esi
jne 0x53df5b
mov ebx, dword [edi + 0x41c]
mov edx, dword [esp + 0x18]
lea ecx, [esp + 0x10]
push 0
push ecx
mov edi, edx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ecx
push edx
push ebx
call dword [sym.imp.KERNEL32.dll_WriteFile]
test esi, esi
je 0x53df86
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebx
add esp, 8
ret 4

Function at 0x53df90
Capabilities:
Delete file
Get file size

Disassembly:
sub esp, 0xc
push esi
mov esi, ecx
push edi
cmp dword [esi + 0x41c], 0xffffffff
jne 0x53dfbf
push 0
push 0
push 4
push 0
push 7
lea eax, [esi + 4]
push 0xc0000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [esi + 0x41c], eax
mov eax, dword [esi + 0x41c]
cmp eax, 0xffffffff
je 0x53e0a8
push ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
push eax
xor ebp, ebp
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
xor ebx, ebx
cmp edi, 0xffffffff
jne 0x53dff5
test ebx, ebx
jne 0x53dff5
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x53e018
mov edx, dword [esp + 0x18]
push 1
push 0
push 0
push edx
call fcn.005c9b80
add eax, edi
adc edx, ebx
mov dword [esp + 0x14], edx
js 0x53e01d
jg 0x53e018
cmp eax, 0x4c4b40
jbe 0x53e01d
mov ebp, 1
test ebp, ebp
pop ebp
mov dword [esp + 0xc], 0
pop ebx
je 0x53e092
mov eax, dword [esi + 0x41c]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea edi, [esi + 4]
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
push 0
push 0
push 4
push 0
push 7
push 0xc0000000
push edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
mov dword [esi + 0x41c], eax
je 0x53e0a8
lea ecx, [esp + 8]
push 0
push ecx
push 0
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov edx, dword [esi + 0x41c]
push edx
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
push str.Log_h_b_cleared_n
mov ecx, esi
call fcn.0053def0
pop edi
pop esi
add esp, 0xc
ret
mov ecx, dword [esi + 0x41c]
lea eax, [esp + 8]
push 2
push eax
push 0
push ecx
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
pop edi
pop esi
add esp, 0xc
ret
Function at 0x53df93
Capabilities:
Delete file
Get file size

Disassembly:
sub esp, 0xc
push esi
mov esi, ecx
push edi
cmp dword [esi + 0x41c], 0xffffffff
jne 0x53dfbf
push 0
push 0
push 4
push 0
push 7
lea eax, [esi + 4]
push 0xc0000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [esi + 0x41c], eax
mov eax, dword [esi + 0x41c]
cmp eax, 0xffffffff
je 0x53e0a8
push ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
push eax
xor ebp, ebp
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
xor ebx, ebx
cmp edi, 0xffffffff
jne 0x53dff5
test ebx, ebx
jne 0x53dff5
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x53e018
mov edx, dword [esp + 0x18]
push 1
push 0
push 0
push edx
call fcn.005c9b80
add eax, edi
adc edx, ebx
mov dword [esp + 0x14], edx
js 0x53e01d
jg 0x53e018
cmp eax, 0x4c4b40
jbe 0x53e01d
mov ebp, 1
test ebp, ebp
pop ebp
mov dword [esp + 0xc], 0
pop ebx
je 0x53e092
mov eax, dword [esi + 0x41c]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea edi, [esi + 4]
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
push 0
push 0
push 4
push 0
push 7
push 0xc0000000
push edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
mov dword [esi + 0x41c], eax
je 0x53e0a8
lea ecx, [esp + 8]
push 0
push ecx
push 0
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov edx, dword [esi + 0x41c]
push edx
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
push str.Log_h_b_cleared_n
mov ecx, esi
call fcn.0053def0
pop edi
pop esi
add esp, 0xc
ret
mov ecx, dword [esi + 0x41c]
lea eax, [esp + 8]
push 2
push eax
push 0
push ecx
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
pop edi
pop esi
add esp, 0xc
ret
Function at 0x53e0b0
Capabilities:
Delete file
Get file size

Disassembly:
sub esp, 0x18
push esi
mov esi, ecx
push edi
cmp dword [esi + 0x41c], 0xffffffff
je 0x53e1c4
lea eax, [esp + 0x14]
push eax
call fcn.005c8c6c
mov eax, dword [esi + 0x420]
add esp, 4
test eax, eax
jne 0x53e0eb
mov ecx, dword [esp + 0x14]
pop edi
mov dword [esi + 0x420], ecx
pop esi
add esp, 0x18
ret
lea edx, [eax + 5]
mov eax, dword [esp + 0x14]
cmp edx, eax
jge 0x53e1c4
mov ecx, dword [esi + 0x41c]
mov dword [esi + 0x420], eax
push ebx
lea eax, [esp + 0xc]
push ebp
push eax
push ecx
xor ebp, ebp
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
xor ebx, ebx
cmp edi, 0xffffffff
jne 0x53e12d
test ebx, ebx
jne 0x53e12d
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x53e150
mov edx, dword [esp + 0x10]
push 1
push 0
push 0
push edx
call fcn.005c9b80
add eax, edi
adc edx, ebx
mov dword [esp + 0x18], edx
js 0x53e155
jg 0x53e150
cmp eax, 0x4c4b40
jbe 0x53e155
mov ebp, 1
test ebp, ebp
pop ebp
mov dword [esp + 0x10], 0
pop ebx
je 0x53e1c4
mov eax, dword [esi + 0x41c]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea edi, [esi + 4]
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
push 0
push 0
push 4
push 0
push 7
push 0xc0000000
push edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
mov dword [esi + 0x41c], eax
je 0x53e1c4
lea ecx, [esp + 0xc]
push 0
push ecx
push 0
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov edx, dword [esi + 0x41c]
push edx
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
push str.Log_h_b_cleared_n
mov ecx, esi
call fcn.0053def0
pop edi
pop esi
add esp, 0x18
ret

Function at 0x53e200
Capabilities:
Write file on windows

Disassembly:
sub esp, 0x50
push esi
mov esi, ecx
cmp dword [esi + 0x41c], 0xffffffff
je 0x53e268
lea eax, [esp + 8]
push edi
push eax
call fcn.005c8c6c
mov ecx, dword [esp + 0x14]
mov edx, dword [esp + 0x10]
add esp, 4
and ecx, 0xffff
lea eax, [esp + 0x18]
push ecx
push edx
push str.Time:__ld._ld_n
push eax
call fcn.005c7c98
add esp, 0x10
lea ecx, [esp + 8]
lea edi, [esp + 0x18]
xor eax, eax
push 0
push ecx
or ecx, 0xffffffff
lea edx, [esp + 0x20]
repne scasb al, byte es:[edi]
mov eax, dword [esi + 0x41c]
not ecx
dec ecx
push ecx
push edx
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop edi
pop esi
add esp, 0x50
ret
Function at 0x53e510
Capabilities:
Read file on windows

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
push edi
mov edi, ecx
call fcn.0053e4a0
mov eax, dword [esp + 0x24]
push 0
push 0
push 4
push 0
push 1
push 0xc0000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
mov dword [edi + 0x10], eax
jne 0x53e55d
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x53e679
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x10
ret 0xc
lea esi, [edi + 8]
mov ecx, edi
push esi
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.0053eae0
mov ebx, dword [esp + 0x2c]
test eax, eax
je 0x53e591
mov eax, dword [ebx]
mov ecx, dword [esi + 4]
cdq
cmp edx, ecx
jl 0x53e591
jg 0x53e58d
cmp eax, dword [esi]
jbe 0x53e591
mov ecx, dword [esi]
mov dword [ebx], ecx
mov eax, dword [ebx]
mov ecx, dword [esi]
cdq
sub ecx, eax
mov eax, dword [esi + 4]
mov ebp, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
sbb eax, edx
lea edx, [esp + 0x20]
mov dword [esp + 0x20], eax
mov eax, dword [edi + 0x10]
push edx
push ecx
push eax
mov dword [esp + 0x28], ecx
call ebp
cmp eax, 0xffffffff
jne 0x53e5dd
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
test esi, esi
je 0x53e5dd
mov ecx, edi
call fcn.0053e4a0
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 0xc
mov eax, dword [ebx]
test eax, eax
jne 0x53e5ef
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x10
ret 0xc
mov edx, dword [esp + 0x28]
lea ecx, [esp + 0x10]
push 0
push ecx
push eax
mov eax, dword [edi + 0x10]
push edx
push eax
mov dword [esp + 0x24], 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x53e657
mov ecx, dword [esp + 0x10]
mov eax, dword [ebx]
cmp ecx, eax
jne 0x53e657
mov eax, dword [edi + 0x10]
lea edx, [esp + 0x14]
push 2
push edx
push 0
push eax
mov dword [esp + 0x24], 0
call ebp
cmp eax, 0xffffffff
jne 0x53e5e3
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
test esi, esi
je 0x53e5e3
mov ecx, edi
call fcn.0053e4a0
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 0xc
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, edi
mov esi, eax
call fcn.0053e4a0
test esi, esi
je 0x53e676
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 0xc
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 0xc
Function at 0x53e7a0
Capabilities:
Read file on windows

Disassembly:
sub esp, 0x18
push ebx
mov ebx, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push ebp
push esi
mov esi, dword [esp + 0x30]
xor ebp, ebp
push edi
mov edi, ecx
mov dword [esp + 0x10], ebp
mov eax, dword [esi]
mov ecx, dword [esi + 4]
lea edx, [esp + 0x18]
sub eax, 4
push ebp
push edx
mov dword [esp + 0x1c], eax
push eax
mov eax, dword [edi + 0x10]
sbb ecx, ebp
push eax
mov dword [esp + 0x28], ecx
call ebx
cmp eax, 0xffffffff
jne 0x53e7ed
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ebp, eax
test ebp, ebp
jne 0x53e8f8
mov eax, dword [edi + 0x10]
lea ecx, [esp + 0x34]
push ebp
push ecx
lea edx, [esp + 0x24]
push 4
push edx
push eax
mov dword [esp + 0x48], ebp
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x53e989
cmp dword [esp + 0x34], 4
jne 0x53e989
lea ecx, [esp + 0x1c]
push ecx
call fcn.00582d90
add esp, 4
cmp eax, ebp
jbe 0x53e989
mov ecx, 0xfffffffc
xor edx, edx
sub ecx, eax
mov eax, 0xffffffff
sbb eax, edx
mov edx, dword [esi]
add edx, ecx
mov dword [esi], edx
mov ecx, dword [esi + 4]
adc ecx, eax
mov dword [esi + 4], ecx
mov eax, dword [esi + 4]
mov ecx, dword [esi]
cmp eax, ebp
jl 0x53e989
jg 0x53e865
cmp ecx, ebp
jbe 0x53e989
lea edx, [esp + 0x18]
mov dword [esp + 0x18], eax
mov eax, dword [edi + 0x10]
push ebp
push edx
push ecx
push eax
mov dword [esp + 0x24], ecx
call ebx
cmp eax, 0xffffffff
jne 0x53e88b
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ebp, eax
test ebp, ebp
jne 0x53e8f8
mov eax, dword [edi + 0x10]
lea ecx, [esp + 0x34]
push ebp
push ecx
lea edx, [esp + 0x24]
push 0xc
push edx
push eax
mov dword [esp + 0x48], ebp
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x53e8b5
cmp dword [esp + 0x34], 0xc
jne 0x53e989
mov al, byte [esp + 0x2c]
test al, al
mov al, byte [esp + 0x1c]
je 0x53e8ca
cmp al, 8
je 0x53e8e2
jmp 0x53e7b9
cmp al, 9
jne 0x53e7b9
mov cl, byte [esp + 0x27]
and cl, 0xf0
cmp cl, 0x10
jne 0x53e7b9
mov eax, dword [esp + 0x10]
mov ecx, dword [esp + 0x30]
inc eax
cmp eax, ecx
mov dword [esp + 0x10], eax
jge 0x53e90b
jmp 0x53e7b9
mov ecx, edi
call fcn.0053e4a0
pop edi
mov eax, ebp
pop esi
pop ebp
pop ebx
add esp, 0x18
ret 0x10
mov ax, word [esp + 0x20]
mov cl, byte [esp + 0x22]
xor edx, edx
mov byte [esp + 0x2c], 0
mov word [esp + 0x2d], dx
mov word [esp + 0x2d], ax
mov byte [esp + 0x2f], dl
mov byte [esp + 0x2f], cl
mov edx, dword [esp + 0x2c]
push edx
call sub.WS2_32.dll_ntohl
movsx ecx, byte [esp + 0x23]
mov edx, dword [esp + 0x38]
push 2
shl ecx, 0x18
or eax, ecx
mov dword [esp + 0x30], ebp
mov dword [edx], eax
mov ecx, dword [edi + 0x10]
lea eax, [esp + 0x30]
push eax
push ebp
push ecx
call ebx
cmp eax, 0xffffffff
jne 0x53e97d
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
cmp esi, ebp
je 0x53e97d
mov ecx, edi
call fcn.0053e4a0
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x18
ret 0x10
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret 0x10
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x18
ret 0x10
Function at 0x53e9a0
Capabilities:
Read file on windows

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x24]
push ebx
mov ebx, dword [esp + 0x18]
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push esi
mov esi, ecx
push edi
mov edi, dword [esp + 0x20]
lea ecx, [esp + 0x18]
mov byte [eax], 0
mov edx, dword [esi + 0x10]
push 0
push ecx
push edi
push edx
mov dword [esp + 0x24], edi
mov dword [esp + 0x28], ebx
call ebp
cmp eax, 0xffffffff
jne 0x53e9fc
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
mov dword [esp + 0x10], eax
je 0x53e9fc
mov ecx, esi
call fcn.0053e4a0
mov eax, dword [esp + 0x10]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret 0x18
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
lea eax, [esp + 0x20]
push 0
push eax
mov eax, dword [esi + 0x10]
push ecx
push edx
push eax
mov dword [esp + 0x34], 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x53ea36
mov ecx, dword [esp + 0x30]
mov eax, dword [esp + 0x20]
cmp eax, ecx
jne 0x53ea36
mov edx, dword [esp + 0x34]
mov byte [edx], 1
mov eax, dword [esp + 0x28]
xor ecx, ecx
add eax, edi
lea edx, [esp + 0x18]
adc ecx, ebx
add eax, 4
push 0
push edx
mov dword [esp + 0x1c], eax
push eax
mov eax, dword [esi + 0x10]
adc ecx, 0
push eax
mov dword [esp + 0x28], ecx
call ebp
cmp eax, 0xffffffff
jne 0x53ea80
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov edi, eax
test edi, edi
je 0x53ea80
mov ecx, esi
call fcn.0053e4a0
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret 0x18
mov ecx, dword [esi + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0xc
ret 0x18

Function at 0x53eaa0
Capabilities:
Write file on windows

Disassembly:
mov eax, dword [ecx + 0x10]
cmp eax, 0xffffffff
jne 0x53eaad
xor eax, eax
ret 0xc
mov ecx, dword [esp + 0xc]
mov edx, dword [esp + 8]
push 0
push ecx
mov ecx, dword [esp + 0xc]
push edx
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
ret 0xc

Function at 0x53eae0
Capabilities:
Get file size

Disassembly:
push ecx
mov eax, dword [ecx + 0x10]
push esi
cmp eax, 0xffffffff
jne 0x53eaf1
xor eax, eax
pop esi
pop ecx
ret 4
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, dword [esp + 0xc]
mov dword [esi], eax
mov dword [esi + 4], 0
cmp dword [esi], 0xffffffff
jne 0x53eb30
mov eax, dword [esi + 4]
test eax, eax
jne 0x53eb30
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x53eb30
mov dword [esi], eax
mov dword [esi + 4], 0
xor eax, eax
pop esi
pop ecx
ret 4
mov edx, dword [esp + 4]
push 1
push 0
push 0
push edx
call fcn.005c9b80
mov ecx, dword [esi]
add ecx, eax
mov dword [esi], ecx
mov eax, dword [esi + 4]
adc eax, edx
mov dword [esi + 4], eax
mov eax, 1
pop esi
pop ecx
ret 4