joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a4330
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
push 0
push dword [ebp + 8]
call fcn.004a4940
add esp, 8
test al, al
je 0x4a4355
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
je 0x4a4355
mov al, 1
pop ebp
ret
xor al, al
pop ebp
ret

Function at 0x4a4940
Capabilities:
Set file attributes

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
setne al
pop ebp
ret

Function at 0x4a5db0
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
lea eax, [ebp - 4]
push eax
push dword [ecx]
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, 0xffffffff
jne 0x4a5ddb
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x4a5ddb
xor al, al
pop esi
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp + 8]
xor ecx, ecx
mov edx, dword [ebp - 4]
add ecx, esi
pop esi
adc edx, 0
mov dword [eax], ecx
mov dword [eax + 4], edx
mov al, 1
mov esp, ebp
pop ebp
ret 4

Function at 0x4a77d0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
xor al, al
push edi
xor edi, edi
test esi, esi
je 0x4a7897
push ebx
mov ecx, dword [ebp + 8]
mov dl, byte [edi + ecx]
xor dl, al
mov cl, dl
shr cl, 1
mov al, cl
xor al, 0x8c
and dl, 1
movzx ebx, al
movzx eax, cl
cmove ebx, eax
mov cl, bl
shr cl, 1
mov al, cl
xor al, 0x8c
and bl, 1
movzx edx, al
movzx eax, cl
cmove edx, eax
mov cl, dl
shr cl, 1
mov al, cl
xor al, 0x8c
and dl, 1
movzx ebx, al
movzx eax, cl
cmove ebx, eax
mov cl, bl
shr cl, 1
mov al, cl
xor al, 0x8c
and bl, 1
movzx edx, al
movzx eax, cl
cmove edx, eax
mov cl, dl
shr cl, 1
mov al, cl
xor al, 0x8c
and dl, 1
movzx ebx, al
movzx eax, cl
cmove ebx, eax
mov cl, bl
shr cl, 1
mov al, cl
xor al, 0x8c
and bl, 1
movzx edx, al
movzx eax, cl
cmove edx, eax
mov cl, dl
shr cl, 1
mov al, cl
xor al, 0x8c
and dl, 1
movzx ebx, al
movzx eax, cl
cmove ebx, eax
mov cl, bl
shr cl, 1
mov al, cl
movzx ecx, cl
xor al, 0x8c
and bl, 1
movzx eax, al
cmove eax, ecx
inc edi
cmp edi, esi
jb 0x4a77e5
pop ebx
pop edi
pop esi
pop ebp
ret
Function at 0x4a9150
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x539a93
mov eax, dword fs:[0]
push eax
sub esp, 0x80
mov eax, dword [0x589bb4]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov ebx, dword [ebp + 0xc]
mov eax, dword [ebp + 8]
mov dword [ebp - 0x80], eax
mov dword [ebp - 0x8c], 0
mov dword [ebx], 0
mov dword [ebp - 0x88], 0
mov dword [ebp - 0x84], 0
push 0x201
push dword [0x58ac3c]
lea ecx, [ebp - 0x8c]
mov dword [ebp - 4], 0
push reloc.OLEAUT32.dll_SysReAllocString
call fcn.004a9040
mov edi, dword [ebp - 0x8c]
test eax, eax
jne 0x4a9331
push 0x64
lea eax, [ebp - 0x74]
push 0
push eax
call fcn.004d5e40
add esp, 0xc
mov dword [ebp - 0x78], 0x64
lea eax, [ebp - 0x78]
push eax
lea eax, [ebp - 0x74]
push eax
lea eax, [ebp - 0x7c]
push eax
push 0
push 0x55c09c
push edi
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x4a9331
mov eax, dword [ebp - 0x7c]
cmp eax, 1
je 0x4a9225
cmp eax, 2
jne 0x4a9331
mov ecx, dword [ebp - 0x78]
test ecx, ecx
je 0x4a9246
test cl, 1
jne 0x4a9331
mov eax, ecx
shr eax, 1
cmp word [ebp + eax*2 - 0x76], 0
je 0x4a924c
jmp 0x4a9331
xor eax, eax
mov word [ebp - 0x74], ax
shr ecx, 1
cmp ecx, 0x2d
jne 0x4a9331
call fcn.00413e50
mov ecx, eax
test ecx, ecx
je 0x4a935c
mov eax, dword [ecx]
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x78], eax
lea eax, [ebp - 0x74]
mov byte [ebp - 4], 1
push eax
lea ecx, [ebp - 0x78]
call fcn.004a7240
lea eax, [ebp - 0x7c]
mov dword [ebp - 0x7c], 0
push eax
lea eax, [ebp - 0x20]
push 0x55c0a4
push eax
call fcn.0040ba50
mov esi, dword [ebp - 0x78]
push 0x2a
push esi
call fcn.004a77d0
movzx eax, al
add esp, 0x14
cmp dword [ebp - 0x7c], eax
jne 0x4a9315
lea edx, [ebp - 0x74]
lea ecx, [edx + 2]
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x4a92b6
sub edx, ecx
lea eax, [ebp - 0x74]
mov ecx, dword [ebp - 0x80]
sar edx, 1
push edx
push eax
call fcn.004a93b0
push dword [0x58ac44]
lea eax, [ebp - 0x74]
push dword [0x58ac40]
push eax
call dword [sym.imp.SHLWAPI.dll_StrCmpNIW]
test eax, eax
jne 0x4a92f2
mov dword [ebx], 1
mov byte [ebp - 4], 0
add esi, 0xfffffff0
or eax, 0xffffffff
lock xadd dword [esi + 0xc], eax
dec eax
test eax, eax
jg 0x4a930e
mov ecx, dword [esi]
push esi
mov eax, dword [ecx]
call dword [eax + 4]
mov esi, 1
jmp 0x4a9333
mov byte [ebp - 4], 0
add esi, 0xfffffff0
or eax, 0xffffffff
lock xadd dword [esi + 0xc], eax
dec eax
test eax, eax
jg 0x4a9331
mov ecx, dword [esi]
push esi
mov eax, dword [ecx]
call dword [eax + 4]
xor esi, esi
test edi, edi
je 0x4a933e
push edi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
push 0x80004005
call fcn.0040ab80
int3
Function at 0x4a9520
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x539ac8
mov eax, dword fs:[0]
push eax
sub esp, 0x14
push ebx
push esi
push edi
mov eax, dword [0x589bb4]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x20], 0
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x18], 0
push 0x202
push dword [0x58ac3c]
lea ecx, [ebp - 0x20]
mov dword [ebp - 4], 0
push reloc.OLEAUT32.dll_SysReAllocString
call fcn.004a9040
test eax, eax
je 0x4a9648
mov esi, dword [ebp - 0x18]
mov edi, dword [str.SOFTWAREComMaster]
mov dword [ebp - 0x10], 0
test esi, esi
je 0x4a95f3
cmp dword [esi], 0
je 0x4a95e6
push 0x55bf50
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
jne 0x4a95b3
mov eax, 1
jmp 0x4a9614
push str.RegCreateKeyTransactedW
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4a95ec
push 0
push dword [esi]
lea ecx, [ebp - 0x14]
push ecx
lea ecx, [ebp - 0x10]
push ecx
push 0
push 0x20206
push 0
push 0
push 0
push edi
push reloc.OLEAUT32.dll_SysReAllocString
call eax
jmp 0x4a9614
cmp dword [esi + 4], 0
jne 0x4a95f3
mov eax, 1
jmp 0x4a9614
lea eax, [ebp - 0x14]
push eax
lea eax, [ebp - 0x10]
push eax
push 0
push 0x20206
push 0
push 0
push 0
push edi
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
test eax, eax
jne 0x4a963e
mov ecx, dword [ebp - 0x20]
test ecx, ecx
je 0x4a9626
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov esi, dword [ebp - 0x10]
mov dword [ebp - 0x20], esi
mov dword [ebp - 0x1c], 0x200
test eax, eax
je 0x4a964b
xor ebx, ebx
jmp 0x4a96ef
mov esi, dword [ebp - 0x20]
xor ebx, ebx
jmp 0x4a96ef
mov esi, dword [ebp - 0x20]
mov edi, dword [ebp + 0xc]
mov ebx, dword [ebp + 8]
mov eax, dword [edi]
cmp dword [eax - 0xc], 0
je 0x4a96a8
mov ecx, dword [ebx]
test ecx, ecx
je 0x4a970e
push ecx
push eax
call fcn.00500b12
add esp, 8
test eax, eax
je 0x4a96a8
mov edx, dword [edi]
test edx, edx
je 0x4a96a8
mov ecx, edx
lea edi, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4a9680
sub ecx, edi
sar ecx, 1
lea eax, [ecx*2 + 2]
push eax
push edx
push 1
push 0
push str.m2_old
push esi
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
mov edx, dword [ebx]
test edx, edx
jne 0x4a96b3
lea eax, [edx + 0xd]
jmp 0x4a96e8
mov ecx, edx
lea edi, [ecx + 2]
nop dword [eax + eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4a96c0
sub ecx, edi
sar ecx, 1
lea eax, [ecx*2 + 2]
push eax
push edx
push 1
push 0
push 0x55c09c
push esi
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
xor ebx, ebx
test eax, eax
sete bl
test esi, esi
je 0x4a96fa
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
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
push 0x80004005
call fcn.0040ab80
int3
Function at 0x4aaf30
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 0x10]
mov eax, dword [edi]
add eax, eax
mov dword [edi], 0
mov dword [ebp + 0x10], eax
lea eax, [ebp + 0x10]
push eax
push esi
lea eax, [ebp + 0xc]
push eax
push 0
push dword [ebp + 8]
push dword [ecx]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x4aafa1
mov eax, dword [ebp + 0xc]
cmp eax, 1
je 0x4aaf6f
cmp eax, 2
jne 0x4aaf8b
mov ecx, dword [ebp + 0x10]
test esi, esi
je 0x4aaf9b
test ecx, ecx
je 0x4aaf96
test cl, 1
jne 0x4aaf8b
mov eax, ecx
shr eax, 1
cmp word [esi + eax*2 - 2], 0
je 0x4aaf9b
pop edi
mov eax, 0xd
pop esi
pop ebp
ret 0xc
xor eax, eax
mov word [esi], ax
shr ecx, 1
xor eax, eax
mov dword [edi], ecx
pop edi
pop esi
pop ebp
ret 0xc
Function at 0x4ac7c0
Capabilities:
Query or enumerate registry key
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2ec
mov eax, dword [0x589bb4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x2ec], ebx
push edi
test ebx, ebx
je 0x4ac9c4
mov edi, dword [ebp + 0xc]
test edi, edi
je 0x4ac9c4
push esi
push 0x64
lea eax, [ebp - 0x68]
push 0
push eax
call fcn.004d5e40
mov esi, dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
lea eax, [ebp - 0x2d8]
add esp, 0xc
push eax
push 8
push 0
push str.SOFTWAREMicrosoftWindows_NTCurrentVersionNetworkCards
push reloc.OLEAUT32.dll_SysReAllocString
call esi
test eax, eax
jne 0x4ac999
xor edi, edi
mov dword [ebp - 0x2dc], 0x104
push edi
push edi
push edi
push edi
lea eax, [ebp - 0x2dc]
push eax
lea eax, [ebp - 0x1d0]
push eax
push edi
push dword [ebp - 0x2d8]
call dword [sym.imp.ADVAPI32.dll_RegEnumKeyExA]
mov ebx, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test eax, eax
jne 0x4ac988
lea eax, [ebp - 0x2e0]
push eax
push 1
push 0
lea eax, [ebp - 0x1d0]
push eax
push dword [ebp - 0x2d8]
call esi
test eax, eax
jne 0x4ac952
lea eax, [ebp - 0x2e4]
mov dword [ebp - 0x2e8], 1
push eax
lea eax, [ebp - 0x2d4]
mov dword [ebp - 0x2e4], 0x104
push eax
lea eax, [ebp - 0x2e8]
push eax
push 0
push str.ServiceName
push dword [ebp - 0x2e0]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x4ac94a
push 0x64
push eax
lea eax, [ebp - 0xcc]
push eax
call fcn.004d5e40
push 0x64
lea eax, [ebp - 0xcc]
push eax
lea eax, [ebp - 0x2d4]
push eax
call fcn.004ac9e0
add esp, 0x18
test eax, eax
je 0x4ac94a
cmp byte [ebp - 0x68], 0
je 0x4ac90c
lea eax, [ebp - 0x68]
push eax
lea eax, [ebp - 0xcc]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpA]
test eax, eax
jns 0x4ac94a
lea ecx, [ebp - 0x68]
mov edx, 0x64
lea esi, [ebp - 0xcc]
mov eax, ecx
sub esi, eax
nop
lea eax, [edx + 0x7fffff9a]
test eax, eax
je 0x4ac939
mov al, byte [esi + ecx]
test al, al
je 0x4ac939
mov byte [ecx], al
inc ecx
sub edx, 1
jne 0x4ac920
mov esi, dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
lea eax, [ecx - 1]
test edx, edx
cmovne eax, ecx
mov byte [eax], 0
push dword [ebp - 0x2e0]
call ebx
push 0
push 0
push 0
push 0
lea eax, [ebp - 0x2dc]
mov dword [ebp - 0x2dc], 0x104
push eax
lea eax, [ebp - 0x1d0]
inc edi
push eax
push edi
push dword [ebp - 0x2d8]
call dword [sym.imp.ADVAPI32.dll_RegEnumKeyExA]
test eax, eax
je 0x4ac860
push dword [ebp - 0x2d8]
call ebx
mov ebx, dword [ebp - 0x2ec]
mov edi, dword [ebp + 0xc]
cmp byte [ebp - 0x68], 0
pop esi
je 0x4ac9c4
lea eax, [ebp - 0x68]
push eax
push edi
push ebx
call fcn.004ade60
xor ecx, ecx
test eax, eax
pop edi
setns cl
mov eax, ecx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
xor ecx, ebp
pop ebx
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
Function at 0x4acb00
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x50c
mov eax, dword [0x589bb4]
xor eax, ebp
mov dword [ebp - 4], eax
push edi
mov edi, dword [ebp + 8]
test edi, edi
je 0x4acc7f
cmp dword [ebp + 0xc], 0x20
jb 0x4acc7f
push 0x400
lea eax, [ebp - 0x504]
mov dword [ebp - 0x50c], 1
push 0
push eax
mov dword [ebp - 0x508], 0x400
call fcn.004d5e40
add esp, 0xc
lea eax, [ebp - 0x508]
push eax
lea eax, [ebp - 0x504]
push eax
lea eax, [ebp - 0x50c]
push eax
push 0x55c550
push str.SoftwareComMaster
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.SHLWAPI.dll_SHGetValueA]
test eax, eax
jne 0x4acc7f
lea ecx, [ebp - 0x504]
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4acb90
sub ecx, edx
cmp ecx, 0x40
jne 0x4acc7f
lea edx, [ecx + 0x40]
push esi
lea ecx, [ebp - 0x84]
lea esi, [ebp - 0x504]
mov eax, ecx
sub esi, eax
lea eax, [edx - 0x60]
test eax, eax
je 0x4acbcc
mov al, byte [esi + ecx]
test al, al
je 0x4acbcc
mov byte [ecx], al
inc ecx
sub edx, 1
jne 0x4acbb6
test edx, edx
lea eax, [ecx - 1]
lea esi, [ebp - 0x4e4]
mov edx, 0x80
cmovne eax, ecx
lea ecx, [ebp - 0x104]
mov byte [eax], 0
mov eax, ecx
sub esi, eax
nop dword [eax]
lea eax, [edx + 0x7fffff7e]
test eax, eax
je 0x4acc09
mov al, byte [esi + ecx]
test al, al
je 0x4acc09
mov byte [ecx], al
inc ecx
sub edx, 1
jne 0x4acbf0
test edx, edx
lea eax, [ecx - 1]
push 0x400
cmovne eax, ecx
push 0
mov byte [eax], 0
lea eax, [ebp - 0x504]
push eax
call fcn.004d5e40
push 0x400
lea eax, [ebp - 0x504]
push eax
lea eax, [ebp - 0x84]
push eax
call fcn.004acc90
add esp, 0x18
lea eax, [ebp - 0x104]
push eax
lea eax, [ebp - 0x504]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
pop esi
test eax, eax
jne 0x4acc7f
lea eax, [ebp - 0x84]
push eax
push dword [ebp + 0xc]
push edi
call fcn.004ade60
neg eax
pop edi
sbb eax, eax
inc eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
pop edi
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
Function at 0x4ada00
Capabilities:
Get storage device properties

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x2c10
call fcn.0049ac50
mov eax, dword [0x589bb4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
mov dword [ebp - 0x2c10], eax
test eax, eax
je 0x4adb6d
cmp dword [ebp + 0xc], 0
je 0x4adb6d
push ebx
push esi
xor ebx, ebx
xor esi, esi
push edi
nop dword [eax]
push esi
push str..PhysicalDrive_d
lea eax, [ebp - 0x104]
push 0x100
push eax
call fcn.004a9490
add esp, 0x10
lea eax, [ebp - 0x104]
push 0
push 0
push 3
push 0
push 3
push 0
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
je 0x4adb50
push 0x2710
xorps xmm0, xmm0
mov dword [ebp - 0x2c0c], 0
lea eax, [ebp - 0x2bfc]
movq qword [ebp - 0x2c08], xmm0
push 0
push eax
mov dword [ebp - 0x2c00], 0
mov dword [ebp - 0x2c08], 0
mov dword [ebp - 0x2c04], 0
call fcn.004d5e40
add esp, 0xc
lea eax, [ebp - 0x2c0c]
push 0
push eax
push 0x2710
lea eax, [ebp - 0x2bfc]
push eax
push 0xc
lea eax, [ebp - 0x2c08]
push eax
push 0x2d1400
push edi
call dword [sym.imp.KERNEL32.dll_DeviceIoControl]
test eax, eax
je 0x4adb45
push 0x3e8
lea eax, [ebp - 0x4ec]
push 0
push eax
call fcn.004d5e40
lea eax, [ebp - 0x4ec]
push eax
push 1
push dword [ebp - 0x2be4]
lea eax, [ebp - 0x2bfc]
push eax
call fcn.004aeca0
add esp, 0x1c
lea eax, [ebp - 0x4ec]
push eax
push dword [ebp + 0xc]
push dword [ebp - 0x2c10]
call fcn.004ade60
test eax, eax
mov eax, 1
cmove ebx, eax
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test ebx, ebx
jne 0x4adb5a
inc esi
cmp esi, 0x10
jl 0x4ada40
pop edi
pop esi
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
Function at 0x4adb80
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20c
mov eax, dword [0x589bb4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
test ebx, ebx
je 0x4adc68
push 0x208
lea eax, [ebp - 0x20c]
push 0
push eax
call fcn.004d5e40
add esp, 0xc
lea eax, [ebp - 0x20c]
push 0x104
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
mov edx, eax
test edx, edx
je 0x4adc68
mov ecx, ebx
lea esi, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4adbd7
sub ecx, esi
mov eax, 0x103
sar ecx, 1
sub eax, ecx
cmp edx, eax
jae 0x4adc68
push edi
lea edi, [ebp - 0x20c]
add edi, 0xfffffffe
nop dword [eax + eax]
mov ax, word [edi + 2]
lea edi, [edi + 2]
test ax, ax
jne 0x4adc00
mov eax, dword [0x55bf4c]
mov esi, ebx
mov dword [edi], eax
mov ax, word [ebx]
add ebx, 2
test ax, ax
jne 0x4adc15
lea edi, [ebp - 0x20c]
sub ebx, esi
add edi, 0xfffffffe
nop dword [eax + eax]
mov ax, word [edi + 2]
add edi, 2
test ax, ax
jne 0x4adc30
mov ecx, ebx
lea eax, [ebp - 0x20c]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop esi
xor ecx, ebp
pop ebx
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
Function at 0x4adc80
Capabilities:
Query or enumerate registry value
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x290
mov eax, dword [0x589bb4]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x84]
push edi
push 0x80
push 0
push eax
call fcn.004d5e40
push 0x80
lea eax, [ebp - 0x84]
push eax
push esi
call fcn.004acc90
lea ecx, [ebp - 0x188]
mov edi, esi
mov eax, ecx
add esp, 0x18
mov edx, 0x104
sub edi, eax
lea eax, [edx + 0x7ffffefa]
test eax, eax
je 0x4adcea
mov al, byte [edi + ecx]
test al, al
je 0x4adcea
mov byte [ecx], al
inc ecx
sub edx, 1
jne 0x4adcd1
lea eax, [ecx - 1]
test edx, edx
cmovne eax, ecx
mov ecx, 0x104
mov byte [eax], 0
lea eax, [ebp - 0x188]
cmp byte [eax], 0
je 0x4add0b
inc eax
sub ecx, 1
jne 0x4add00
mov edx, 0x104
mov edi, ecx
mov eax, edx
sub eax, ecx
neg edi
sbb edi, edi
and edi, eax
test ecx, ecx
je 0x4add60
lea ecx, [ebp - 0x188]
lea ecx, [ecx + edi]
sub edx, edi
je 0x4add55
lea edi, [ebp - 0x84]
mov eax, SysReAllocString
sub edi, ecx
push ebx
nop dword [eax + eax]
test eax, eax
je 0x4add54
mov bl, byte [edi + ecx]
test bl, bl
je 0x4add54
mov byte [ecx], bl
dec eax
inc ecx
sub edx, 1
jne 0x4add40
pop ebx
test edx, edx
lea eax, [ecx - 1]
cmovne eax, ecx
mov byte [eax], 0
push 0x100
lea eax, [ebp - 0x288]
mov dword [ebp - 0x290], 1
push 0
push eax
call fcn.004d5e40
add esp, 0xc
mov dword [ebp - 0x28c], 0x100
lea eax, [ebp - 0x28c]
push eax
lea eax, [ebp - 0x288]
push eax
lea eax, [ebp - 0x290]
push eax
push 0x55c550
push str.SoftwareComMaster
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.SHLWAPI.dll_SHGetValueA]
mov edi, dword [sym.imp.SHLWAPI.dll_SHSetValueA]
test eax, eax
jne 0x4ade1a
lea eax, [ebp - 0x288]
mov cl, byte [eax]
cmp cl, byte [esi]
jne 0x4adde4
test cl, cl
je 0x4adde0
mov cl, byte [eax + 1]
cmp cl, byte [esi + 1]
jne 0x4adde4
add eax, 2
add esi, 2
test cl, cl
jne 0x4addc4
xor eax, eax
jmp 0x4adde9
sbb eax, eax
or eax, 1
test eax, eax
je 0x4ade1a
lea ecx, [ebp - 0x288]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4addf6
sub ecx, edx
lea eax, [ebp - 0x288]
push ecx
push eax
push 1
push str.mid_old
push str.SoftwareComMaster
push reloc.OLEAUT32.dll_SysReAllocString
call edi
lea ecx, [ebp - 0x188]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4ade23
sub ecx, edx
lea eax, [ebp - 0x188]
push ecx
push eax
push 1
push 0x55c550
push str.SoftwareComMaster
push reloc.OLEAUT32.dll_SysReAllocString
call edi
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
Function at 0x4b8a50
Capabilities:
Get file size
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x589bb4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
xor ebx, ebx
xor esi, esi
mov dword [ebp - 0x80], eax
mov dword [ebp - 0x70], ebx
test edi, edi
je 0x4b8c18
test eax, eax
je 0x4b8c18
mov ecx, dword [ebp + 0x10]
cmp ecx, 0x20
jl 0x4b8c18
push ecx
push ebx
push eax
call fcn.004d5e40
add esp, 0xc
push ebx
push 1
push 3
push ebx
push 1
push 1
push edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
mov dword [ebp - 0x84], edi
test edi, edi
je 0x4b8c18
cmp edi, 0xffffffff
je 0x4b8c11
lea eax, [ebp - 0x6c]
push ebx
push eax
call fcn.0041f4b0
add esp, 8
lea eax, [ebp - 0x78]
xorps xmm0, xmm0
movq qword [ebp - 0x78], xmm0
push eax
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
je 0x4b8c11
mov eax, dword [ebp - 0x78]
or eax, dword [ebp - 0x74]
je 0x4b8ba7
push ebx
push ebx
push ebx
push 2
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov edx, eax
mov dword [ebp - 0x70], edx
test edx, edx
je 0x4b8c11
mov ecx, dword [ebp - 0x74]
xorps xmm0, xmm0
movq qword [ebp - 0x8c], xmm0
mov eax, dword [ebp - 0x88]
mov dword [ebp - 0x7c], eax
cmp eax, ecx
jg 0x4b8ba7
mov esi, dword [ebp - 0x78]
mov edi, dword [ebp - 0x8c]
jl 0x4b8b40
cmp edi, esi
jae 0x4b8ba7
nop
sub esi, edi
sbb ecx, eax
js 0x4b8b55
jg 0x4b8b50
cmp esi, 0x400000
jb 0x4b8b55
mov esi, 0x400000
push esi
push edi
push eax
push 4
push edx
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov ebx, eax
test ebx, ebx
je 0x4b8ba7
push esi
lea eax, [ebp - 0x6c]
push ebx
push eax
call fcn.0041f500
add esp, 0xc
push ebx
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov eax, dword [ebp - 0x7c]
xor ebx, ebx
mov ecx, dword [ebp - 0x74]
add edi, 0x400000
adc eax, ebx
mov dword [ebp - 0x7c], eax
cmp eax, ecx
jge 0x4b8b9b
mov esi, dword [ebp - 0x78]
mov edx, dword [ebp - 0x70]
jmp 0x4b8b40
jg 0x4b8ba7
mov esi, dword [ebp - 0x78]
mov edx, dword [ebp - 0x70]
cmp edi, esi
jb 0x4b8b40
lea eax, [ebp - 0x6c]
push eax
call fcn.0041f1e0
mov edi, dword [ebp - 0x80]
add esp, 4
xor esi, esi
nop dword [eax + eax]
movzx eax, byte [ebp + esi - 0x14]
push eax
push str._02x
push 3
push edi
call fcn.0045bc20
inc esi
add esp, 0x10
add edi, 2
cmp esi, 0x10
jl 0x4b8bc0
push dword [ebp + 0x10]
push dword [ebp - 0x80]
call fcn.00511648
add esp, 8
mov esi, 1
test ebx, ebx
je 0x4b8bfd
push ebx
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov eax, dword [ebp - 0x70]
test eax, eax
je 0x4b8c0b
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov edi, dword [ebp - 0x84]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp - 4]
mov eax, esi
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0049a7f8
mov esp, ebp
pop ebp
ret
Function at 0x4b99e0
Capabilities:
Check if file exists
Create directory

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x53ba80
mov eax, dword fs:[0]
push eax
sub esp, 8
push esi
push edi
mov eax, dword [0x589bb4]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
push dword [ebp + 0xc]
lea eax, [ebp - 0x14]
push eax
call fcn.004ba100
push 0
push dword [ebp + 0x10]
mov dword [ebp - 4], 0
push dword [eax]
lea eax, [ebp - 0x10]
push eax
call fcn.004ba310
add esp, 0x18
mov edx, dword [ebp - 0x14]
or esi, 0xffffffff
mov byte [ebp - 4], 2
add edx, 0xfffffff0
mov eax, esi
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x4b9a4e
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
cmp dword [ebp + 0x14], 0
je 0x4b9a7f
push 0
push dword [ebp - 0x10]
push 0
call dword [sym.imp.SHELL32.dll_SHCreateDirectoryExW]
push dword [ebp - 0x10]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x4b9a7f
mov edi, dword [ebp + 8]
mov ecx, edi
push 0x545970
call fcn.0040df50
jmp 0x4b9a8d
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x10]
push eax
mov ecx, edi
call fcn.004103d0
mov eax, dword [ebp - 0x10]
add eax, 0xfffffff0
mov dword [ebp - 4], 0xffffffff
lock xadd dword [eax + 0xc], esi
dec esi
test esi, esi
jg 0x4b9aac
mov ecx, dword [eax]
push eax
mov edx, dword [ecx]
call dword [edx + 4]
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