joyce8/EMBER2024-capa huggingface dataset:
Function at 0x484640
Capabilities:
Get file size
Parse pe header
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x4c
push ebx
push esi
mov esi, eax
push edi
lea eax, [ebp - 0x4c]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetFileInformationByHandle]
test eax, eax
jne 0x484666
mov eax, 0x200
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 0x4c]
mov edx, eax
xor edi, edi
and edx, 1
je 0x48467c
mov dword [ebp - 8], 1
mov edi, dword [ebp - 8]
test al, 2
je 0x484683
or edi, 2
test al, 4
je 0x48468a
or edi, 4
mov ecx, eax
and ecx, 0x10
je 0x484694
or edi, 0x10
test al, 0x20
je 0x48469b
or edi, 0x20
test ecx, ecx
je 0x4846a7
or edi, 0x40000000
jmp 0x4846ad
or edi, 0x80000000
or edi, 0x1000000
mov dword [ebp - 8], edi
test edx, edx
jne 0x4846c3
or edi, 0x800000
mov dword [ebp - 8], edi
push 0
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x10], eax
cmp eax, 0x28
jbe 0x48476a
mov edi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push 0
push 0
push esi
call edi
mov ebx, dword [sym.imp.KERNEL32.dll_ReadFile]
push 0
lea ecx, [ebp - 0xc]
push ecx
push 2
lea edx, [ebp - 4]
push edx
push esi
call ebx
push 0
push 0
push 0x24
push esi
call edi
push 0
lea eax, [ebp - 0xc]
push eax
push 4
lea ecx, [ebp - 0x14]
push ecx
push esi
call ebx
mov edx, 0x54ad
cmp word [ebp - 4], dx
jne 0x484767
mov eax, dword [ebp - 0x14]
lea ecx, [eax + 0x34]
cmp dword [ebp - 0x10], ecx
jbe 0x484767
push 0
push 0
push eax
push esi
call edi
push 0
lea edx, [ebp - 0xc]
push edx
push 4
lea eax, [ebp - 0x18]
push eax
push esi
call ebx
mov eax, dword [ebp - 0x18]
cmp eax, 0x5a4d
je 0x484760
cmp eax, 0x454e
je 0x484760
cmp eax, 0x454c
je 0x484760
cmp eax, 0x4550
jne 0x484767
or dword [ebp - 8], 0x400000
mov edi, dword [ebp - 8]
mov eax, dword [ebp + 8]
test eax, eax
je 0x484773
mov dword [eax], edi
mov eax, dword [ebp + 0xc]
test eax, eax
je 0x48477f
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
mov esi, dword [ebp + 0x10]
mov edi, dword [ebp - 0x34]
mov ebx, dword [ebp - 0x38]
test esi, esi
je 0x4847f9
mov edx, dword [ebp - 0x40]
mov eax, dword [ebp - 0x3c]
push 0
sub edx, 0xd53e8000
push 0x989680
sbb eax, 0x19db1de
push eax
push edx
call fcn.004aa180
mov dword [esi + 4], edx
push 0
mov ecx, ebx
sub ecx, 0xd53e8000
mov edx, edi
push 0x989680
sbb edx, 0x19db1de
push edx
push ecx
mov dword [esi], eax
call fcn.004aa180
mov ecx, dword [ebp - 0x44]
mov dword [esi + 8], eax
mov eax, dword [ebp - 0x48]
push 0
sub eax, 0xd53e8000
push 0x989680
sbb ecx, 0x19db1de
push ecx
push eax
mov dword [esi + 0xc], edx
call fcn.004aa180
mov dword [esi + 0x10], eax
mov dword [esi + 0x14], edx
mov esi, dword [ebp + 0x14]
test esi, esi
je 0x484821
push edi
push ebx
lea edx, [ebp - 8]
push edx
lea eax, [ebp - 4]
push eax
call fcn.004845e0
movzx ecx, word [ebp - 4]
movzx edx, word [ebp - 8]
shl ecx, 0x10
add esp, 0x10
or ecx, edx
mov dword [esi], ecx
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4848d0
Capabilities:
Encode data using xor
Generate random numbers using the delphi lcg
Hash data with crc32
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, ecx
cmp byte [esi + 0x2d], 0
push edi
mov edi, dword [ebp + 0xc]
mov eax, ebx
je 0x4849bb
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x484907
cmp dword [esi + 0x40], edi
jae 0x484907
push eax
call fcn.00495df8
add esp, 4
mov dword [esi + 0x3c], 0
cmp dword [esi + 0x3c], 0
jne 0x48491f
lea eax, [edi + edi]
push eax
call fcn.00495ded
add esp, 4
mov dword [esi + 0x3c], eax
mov dword [esi + 0x40], edi
mov ecx, dword [esi + 0x3c]
push edi
push ebx
push ecx
call fcn.004a4da0
add esp, 0xc
xor ebx, ebx
test edi, edi
jbe 0x4849b8
mov edx, dword [esi + 0x3c]
mov cl, byte [ebx + edx]
mov edi, dword [esi + 0x30]
mov byte [ebp + 8], cl
movsx ecx, cl
xor ecx, edi
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x4da8c0]
mov dword [ebp - 4], ecx
mov eax, dword [esi + 0x38]
shr edi, 8
xor dword [ebp - 4], edi
mov ecx, dword [ebp - 4]
mov dword [esi + 0x30], ecx
movzx ecx, cl
add ecx, dword [esi + 0x34]
mov edx, eax
imul ecx, ecx, 0x8088405
inc ecx
mov dword [esi + 0x34], ecx
shr ecx, 0x18
xor ecx, eax
shr eax, 8
and ecx, 0xff
xor eax, dword [ecx*4 + 0x4da8c0]
and edx, 0xfffd
mov dword [esi + 0x38], eax
mov ecx, dword [esi + 0x3c]
or edx, 2
mov eax, edx
xor eax, 1
imul eax, edx
shr eax, 8
xor al, byte [ebp + 8]
inc ebx
mov byte [ebx + ecx - 1], al
cmp ebx, dword [ebp + 0xc]
jb 0x484937
mov edi, dword [ebp + 0xc]
mov eax, dword [esi + 0x3c]
mov edx, dword [esi + 0x20]
test edx, edx
je 0x4849fa
mov ecx, dword [esi + 0x24]
lea ebx, [ecx + edi]
cmp ebx, dword [esi + 0x28]
jb 0x4849df
pop edi
mov dword [esi + 0x14], 0x30000
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 8
push edi
push eax
add ecx, edx
push ecx
call fcn.004a4da0
add esp, 0xc
add dword [esi + 0x24], edi
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
mov ecx, dword [esi + 4]
test ecx, ecx
je 0x484a1c
push 0
lea edx, [ebp + 0xc]
push edx
push edi
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov eax, dword [ebp + 0xc]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
pop edi
mov dword [esi + 0x14], 0x1000000
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x484e70
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
mov ecx, dword [esi + 0x84]
push edi
test ecx, ecx
je 0x484ec3
mov eax, dword [esi + 0x8c]
mov edi, dword [esi + 0x88]
cmp eax, edi
jae 0x484f00
sub edi, eax
cmp edi, edx
jbe 0x484e97
mov edi, edx
push edi
add eax, ecx
push eax
push ebx
call fcn.004a4da0
mov eax, dword [esi + 0x78]
add dword [esi + 0x8c], edi
add dword [esi + 0x74], edi
add esp, 0xc
mov edx, edi
mov ecx, ebx
call fcn.004843a0
mov dword [esi + 0x78], eax
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x7c]
test eax, eax
je 0x484ef9
push 0
lea ecx, [ebp - 4]
push ecx
push edx
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x484f00
mov edi, dword [ebp - 4]
mov eax, dword [esi + 0x78]
add dword [esi + 0x74], edi
mov edx, edi
mov ecx, ebx
call fcn.004843a0
mov dword [esi + 0x78], eax
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
mov dword [esi + 0x14], 0x1000000
xor eax, eax
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x485d00
Capabilities:
Get file version info

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4bba28
mov eax, dword fs:[0]
push eax
push ecx
push esi
push edi
mov eax, dword [0x4eec64]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
lea eax, [ebp - 0x10]
mov dword [ebp - 4], 0
mov ecx, dword [ebp + 8]
push eax
push ecx
call sub.VERSION.dll_GetFileVersionInfoSizeW
mov esi, eax
test esi, esi
jbe 0x485da1
push esi
call fcn.00495ded
mov edi, eax
add esp, 4
test edi, edi
je 0x485da1
mov edx, dword [ebp + 8]
push edi
push esi
push 0
push edx
call sub.VERSION.dll_GetFileVersionInfoW
test eax, eax
je 0x485d98
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x485d85
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret
push edi
call fcn.00495df8
add esp, 4
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x485dc7
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4860a0
Capabilities:
Enumerate pe sections

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebx + 0x3c]
movzx ecx, word [eax + ebx + 0x14]
add eax, ebx
push esi
push edi
movzx edi, word [eax + 6]
lea edx, [ecx + eax + 0x18]
xor ecx, ecx
mov dword [ebp - 4], edx
test edi, edi
jle 0x4860e8
lea eax, [edx + 8]
mov edx, dword [eax]
mov esi, edx
test edx, edx
jne 0x4860cf
mov esi, dword [eax + 8]
mov edx, dword [eax + 4]
cmp dword [ebp + 8], edx
jb 0x4860e0
add esi, edx
mov edx, dword [ebp + 8]
cmp edx, esi
jb 0x4860f0
inc ecx
add eax, 0x28
cmp ecx, edi
jl 0x4860c4
pop edi
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret
lea eax, [ecx + ecx*4]
mov ecx, dword [ebp - 4]
lea ecx, [ecx + eax*8]
mov eax, dword [ecx + 0x14]
sub eax, dword [ecx + 0xc]
pop edi
add eax, ebx
add eax, edx
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x486c00
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
push ebx
xor eax, eax
lea ecx, [ebp - 4]
push ecx
xor ebx, ebx
push ebx
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x20], eax
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], eax
mov eax, dword [ebp + 8]
push 0x4c9c94
lea edx, [ebp - 0x28]
push edx
mov dword [ebp - 0x28], 0x14
mov dword [ebp - 0x24], 3
mov dword [ebp - 0x20], eax
mov dword [ebp - 4], ebx
call dword [sym.imp.OLEAUT32.dll_OleCreateFontIndirect]
cmp eax, ebx
jl 0x486d0d
push edi
lea eax, [ebp + 8]
push eax
push 1
push ebx
mov dword [ebp + 8], ebx
call dword [sym.imp.ole32.dll_CreateStreamOnHGlobal]
mov eax, dword [ebp - 4]
lea edx, [ebp - 0xc]
push edx
mov edx, dword [ebp + 8]
push 1
mov dword [ebp - 0xc], ebx
mov ecx, dword [eax]
push edx
push eax
mov eax, dword [ecx + 0x3c]
call eax
mov edi, eax
cmp edi, ebx
jl 0x486cf4
mov edx, dword [ebp + 8]
push esi
lea ecx, [ebp - 8]
push ecx
push edx
mov dword [ebp - 8], ebx
call dword [sym.imp.ole32.dll_GetHGlobalFromStream]
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.KERNEL32.dll_GlobalLock]
mov ecx, dword [ebp + 0xc]
push ebx
push ebx
push 2
push ebx
push ebx
push 0x40000000
push ecx
mov dword [ebp - 0x10], eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, ebx
jne 0x486ccb
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, ebx
jle 0x486cc7
and eax, 0xffff
or eax, 0x80070000
mov edi, eax
jmp 0x486ce9
mov eax, dword [ebp - 0xc]
mov ecx, dword [ebp - 0x10]
push ebx
lea edx, [ebp - 0x14]
push edx
push eax
push ecx
push esi
mov dword [ebp - 0x14], ebx
call dword [sym.imp.KERNEL32.dll_WriteFile]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov edx, dword [ebp - 0x10]
push edx
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
pop esi
mov eax, dword [ebp + 8]
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
mov edx, dword [ecx + 8]
push eax
call edx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x488f50
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4bf7ba
mov eax, dword fs:[0]
push eax
sub esp, 0xc
push ebx
push esi
push edi
mov eax, dword [0x4eec64]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [ebp + 0xc]
push 0x4dd75c
xor esi, esi
push eax
mov dword [ebp - 0x18], esi
call fcn.004a89da
mov ebx, eax
add esp, 8
cmp ebx, esi
jne 0x488fb8
mov ecx, dword [0x4f3c90]
mov eax, dword [ebp + 8]
mov dword [eax], ecx
cmp ecx, esi
je 0x488fa6
inc dword [ecx + 0x30]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push 2
push esi
push ebx
call fcn.004a8f7a
add esp, 0xc
push ebx
call fcn.004a8e4b
mov edi, eax
add esp, 4
mov dword [ebp - 0x10], esi
cmp edi, esi
jne 0x489009
push ebx
call fcn.004a9076
mov edx, dword [0x4f3c90]
mov eax, dword [ebp + 8]
mov ecx, edx
add esp, 4
mov dword [eax], edx
cmp ecx, esi
je 0x489129
inc dword [ecx + 0x30]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push esi
push esi
push ebx
call fcn.004a8f7a
lea eax, [edi + 4]
add esp, 0xc
push eax
call fcn.004a5222
add esp, 4
push ebx
push edi
mov esi, eax
push 1
push esi
call fcn.004a8c91
push ebx
mov edi, eax
call fcn.004a9076
add esp, 0x14
push 0
push edi
push esi
mov byte [esi + edi], 0
mov byte [esi + edi + 1], 0
mov byte [esi + edi + 2], 0
mov byte [esi + edi + 3], 0
call dword [sym.imp.ADVAPI32.dll_IsTextUnicode]
test al, al
jne 0x48909b
cmp byte [esi], 0xef
mov eax, 2
jne 0x489076
cmp byte [esi + 1], 0xbb
jne 0x489076
cmp byte [esi + 2], 0xbf
jne 0x489076
lea ecx, [eax + 1]
lea eax, [ecx - 2]
jmp 0x489079
mov ecx, dword [ebp - 0x10]
push eax
lea ebx, [esi + ecx]
call fcn.004876e0
add esp, 4
push esi
mov edi, eax
call fcn.004a5105
add esp, 4
mov esi, edi
mov dword [ebp - 0x10], 0
jmp 0x4890bf
mov al, byte [esi]
cmp al, 0xef
jne 0x4890ae
cmp byte [esi + 1], 0xff
jne 0x4890ae
mov dword [ebp - 0x10], 2
cmp al, 0xff
jne 0x4890bf
cmp byte [esi + 1], 0xfe
jne 0x4890bf
mov dword [ebp - 0x10], 2
test esi, esi
jne 0x4890e7
mov ecx, dword [0x4f3c90]
mov eax, dword [ebp + 8]
mov dword [eax], ecx
test ecx, ecx
je 0x489129
inc dword [ecx + 0x30]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edx, dword [ebp - 0x10]
lea eax, [ebp - 0x14]
push 0
lea ecx, [esi + edx]
push eax
call fcn.00488d70
push esi
call fcn.004a5105
mov eax, dword [ebp - 0x14]
mov esi, dword [ebp + 8]
add esp, 0xc
mov dword [esi], eax
test eax, eax
je 0x489110
inc dword [eax + 0x30]
lea ecx, [ebp - 0x14]
mov dword [ebp - 4], 0
push ecx
mov dword [ebp - 0x18], 1
call fcn.004897c0
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x48aa00
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [edi + 8]
sub esp, 8
test eax, eax
je 0x48aaf3
mov ecx, dword [edi + 0x10]
push ebx
push esi
push 1
push ecx
push 0x30
push eax
call dword [sym.imp.USER32.dll_SendMessageW]
movzx edx, word [edi]
mov eax, dword [edi + 4]
push 5
push edx
push eax
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov ecx, dword [edi + 4]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_LoadResource]
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov esi, eax
mov ecx, esi
mov dword [ebp - 8], esi
call fcn.0048a420
mov ebx, eax
mov eax, esi
mov dword [ebp - 4], 0
call fcn.0048a400
xor edx, edx
cmp dx, word [eax]
jae 0x48aadc
mov esi, dword [ebp - 8]
lea ebx, [ebx]
cmp dword [ebp - 4], 0
jne 0x48aa7e
mov eax, dword [edi + 8]
push 5
push eax
jmp 0x48aa81
push 2
push esi
call dword [sym.imp.USER32.dll_GetWindow]
mov esi, eax
test esi, esi
je 0x48aadc
lea ecx, [ecx]
push esi
call dword [sym.imp.USER32.dll_GetDlgCtrlID]
cmp eax, dword [ebx + 0x14]
je 0x48aaad
push 2
push esi
call dword [sym.imp.USER32.dll_GetWindow]
mov esi, eax
test esi, esi
jne 0x48aa90
jmp 0x48aadc
test esi, esi
je 0x48aadc
mov ecx, dword [edi + 0x10]
push 1
push ecx
push 0x30
push esi
call dword [sym.imp.USER32.dll_SendMessageW]
mov eax, ebx
call fcn.0048a4c0
inc dword [ebp - 4]
mov ebx, eax
mov eax, dword [ebp - 8]
call fcn.0048a400
movzx edx, word [eax]
cmp dword [ebp - 4], edx
jl 0x48aa70
mov eax, dword [edi + 0xc]
push eax
call dword [sym.imp.GDI32.dll_DeleteObject]
xor eax, eax
pop esi
mov dword [edi + 8], eax
mov dword [edi + 0xc], eax
mov dword [edi + 0x10], eax
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x48ca50
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4bf728
mov eax, dword fs:[0]
push eax
sub esp, 0xc
push esi
push edi
mov eax, dword [0x4eec64]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
xor edi, edi
mov dword [ebp - 4], edi
mov eax, dword [esi + 0xc]
cmp eax, edi
jne 0x48cac0
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x48caab
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp + 8]
push edi
push edi
push 0x84000000
push edi
push ecx
push eax
call dword [sym.imp.WININET.dll_InternetOpenUrlW]
push ecx
mov edx, esp
mov dword [ebp - 0x14], esp
push eax
mov dword [esi + 0x10], eax
mov eax, dword [ebp + 8]
push eax
push str.CHttpRemoteFile::SetLocation:_InternetOpenUrl__s__d
push edx
call fcn.004622a0
add esp, 0x10
call fcn.0048c9e0
mov esi, dword [esi + 0x10]
add esp, 4
cmp esi, edi
je 0x48cb30
push edi
lea ecx, [ebp - 0x14]
push ecx
lea edx, [ebp - 0x10]
push edx
push 0x20000013
push esi
mov dword [ebp - 0x10], edi
mov dword [ebp - 0x14], 4
call dword [sym.imp.WININET.dll_HttpQueryInfoW]
test eax, eax
mov eax, dword [ebp - 0x10]
je 0x48cb6b
cmp eax, 0xc8
jne 0x48cb6b
mov edi, 1
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x48cb56
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
push ecx
mov ecx, esp
mov dword [ebp - 0x18], esp
push eax
push str.CHttpRemoteFile::SetLocation:_return_code:__d
push ecx
call fcn.004622a0
add esp, 0xc
call fcn.0048c9e0
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
add esp, 4
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jmp 0x48ca9f

Function at 0x48cbb0
Capabilities:
Get http content length

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 8]
push 0
lea edx, [ebp - 4]
push edx
push eax
mov dword [eax], 0
mov eax, dword [ecx + 0x10]
push 0x20000005
push eax
mov dword [ebp - 4], 4
call dword [sym.imp.WININET.dll_HttpQueryInfoW]
test eax, eax
je 0x48cbe9
mov eax, 1
mov esp, ebp
pop ebp
ret 4
call dword [sym.imp.KERNEL32.dll_GetLastError]
xor eax, eax
mov esp, ebp
pop ebp
ret 4
Function at 0x48cca0
Capabilities:
Read data from internet
Receive data

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
xor edi, edi
push 0x4000
mov ebx, ecx
mov dword [ebp - 4], edi
call fcn.004a5222
mov ecx, dword [ebx + 0x10]
add esp, 4
mov esi, eax
lea eax, [ebp - 4]
push eax
push 0x4000
push esi
push ecx
call dword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
je 0x48cd2e
mov eax, dword [ebp - 4]
add edi, eax
cmp eax, 0x4000
jne 0x48cd1e
lea edx, [edi + 0x4000]
push edx
push esi
call fcn.004a5390
mov edx, dword [ebx + 0x10]
add esp, 8
mov esi, eax
lea eax, [ebp - 4]
push eax
push 0x4000
lea ecx, [esi + edi]
push ecx
push edx
call dword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
jne 0x48ccd5
mov eax, dword [ebp + 8]
mov dword [eax], esi
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp + 8]
mov eax, edi
pop edi
mov dword [ecx], esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov edx, dword [ebp + 8]
mov eax, edi
pop edi
mov dword [edx], esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x48d1b0
Capabilities:
Copy file

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4bbfa8
mov eax, dword fs:[0]
push eax
sub esp, 0xc
push esi
mov eax, dword [0x4eec64]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 4], 0
mov eax, dword [ebp + 8]
mov ecx, dword [ecx + 0xc]
push 0
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_CopyFileW]
test eax, eax
jne 0x48d22b
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x48d217
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp + 8]
lea ecx, [ebp - 0x14]
push ecx
lea edx, [ebp - 0x10]
push edx
push ecx
add eax, 0xfffffff0
mov dword [ebp - 0x18], esp
mov esi, esp
push eax
mov dword [ebp - 0x10], 0
mov dword [ebp - 0x14], 0
call fcn.00423fbb
add eax, 0x10
add esp, 4
mov dword [esi], eax
call fcn.004658b0
add esp, 0xc
or edx, 0xffffffff
mov dword [ebp - 4], 0xffffffff
test eax, eax
mov eax, dword [ebp + 8]
jne 0x48d2a1
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x48d217
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret 4
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x48d2ba
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, dword [ebp - 0x10]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov esp, ebp
pop ebp
ret 4

Function at 0x48d2d0
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4bf6d1
mov eax, dword fs:[0]
push eax
push ecx
push ebx
push esi
push edi
mov eax, dword [0x4eec64]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov ebx, dword [ebp + 8]
mov esi, ebx
call fcn.0048c880
lea esi, [ebx + 0x18]
mov dword [ebp - 4], 0
call fcn.004306dc
mov byte [ebp - 4], 1
call fcn.004964ca
xor ecx, ecx
test eax, eax
setne cl
test ecx, ecx
jne 0x48d32f
push 0x80004005
call fcn.00421000
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
add eax, 0x10
mov dword [ebx + 0x98], eax
mov byte [ebp - 4], 2
call fcn.0048d420
push ecx
mov dword [ebx + 0x94], 0
mov edx, dword [edi + 0x34]
mov eax, dword [edi + 0x48]
mov ecx, esp
mov dword [ebp - 0x10], esp
push edx
mov edx, dword [edi + 0x44]
push eax
mov eax, dword [edi + 0x30]
push edx
push eax
push str.CVirtAutoUpdate:_AutoUpdate_s__BaseDirName_s__CarrierExe_s__CloudPkgId_s
push ecx
call fcn.004622a0
add esp, 0x18
call fcn.0048c9e0
add esp, 4
mov eax, ebx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x490cf0
Capabilities:
Encode data using xor

Disassembly:
or edx, 0xffffffff
cmp dword [0x4f3898], 0
jne 0x490d01
call fcn.00490c50
xor eax, eax
test esi, esi
jle 0x490d2b
jmp 0x490d10
movzx ecx, byte [eax + edi]
xor ecx, edx
and ecx, 0xff
shr edx, 8
xor edx, dword [ecx*4 + 0x4f3440]
inc eax
cmp eax, esi
jl 0x490d10
mov eax, edx
ret
Function at 0x492af0
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x118
mov eax, dword [0x4eec64]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push 0x110
xor esi, esi
lea eax, [ebp - 0x114]
push esi
push eax
call fcn.004a52f0
add esp, 0xc
lea ecx, [ebp - 0x118]
push ecx
mov dword [ebp - 0x118], 0x114
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
je 0x492b42
cmp dword [ebp - 0x114], 6
lea eax, [esi + 1]
jae 0x492b44
mov eax, esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004a4220
mov esp, ebp
pop ebp
ret
Function at 0x494f80
Capabilities:
Write clipboard data

Disassembly:
push ebx
push esi
xor ebx, ebx
call dword [sym.imp.USER32.dll_EmptyClipboard]
mov eax, edi
lea edx, [eax + 2]
nop
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x494f90
sub eax, edx
sar eax, 1
lea eax, [eax + eax + 2]
push eax
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
test esi, esi
je 0x494fe7
push esi
call dword [sym.imp.KERNEL32.dll_GlobalLock]
test eax, eax
je 0x494fe7
mov edx, eax
mov ecx, edi
sub edx, edi
movzx eax, word [ecx]
mov word [edx + ecx], ax
add ecx, 2
test ax, ax
jne 0x494fc3
push esi
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push esi
push 0xd
call dword [sym.imp.USER32.dll_SetClipboardData]
mov ebx, 1
call dword [sym.imp.USER32.dll_CloseClipboard]
pop esi
mov eax, ebx
pop ebx
ret