joyce8/EMBER2024-capa huggingface dataset:
Function at 0x427a46
Capabilities:
Copy file

Disassembly:
mov eax, 0x4a7f9e
call fcn.004a5308
mov eax, dword [ebx + 0x14]
sub esp, 0x14
cmp eax, 0xffffffff
push esi
push edi
je 0x427b9c
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea eax, [ebx + 0xc]
push eax
lea eax, [ebp - 0x18]
lea ecx, [ebx + 8]
push eax
call fcn.004062a7
pop ecx
pop ecx
and dword [ebp - 4], 0
lea ecx, [ebp - 0x18]
call fcn.00428409
test eax, eax
je 0x427b91
mov eax, dword [0x4d6fec]
mov esi, 0x4d6fec
mov ecx, esi
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x10], eax
mov byte [ebp - 4], 1
mov eax, dword [0x4d6fec]
mov ecx, esi
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x14], eax
lea edi, [ebp - 0x1c]
mov byte [ebp - 4], 2
call fcn.004284ad
lea edi, [ebp - 0x14]
mov byte [ebp - 4], 3
call fcn.00404ed3
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.0040596d
push dword [ebp - 0x18]
lea eax, [ebp - 0x1c]
push eax
call fcn.00428545
pop ecx
pop ecx
lea edi, [ebp - 0x10]
mov byte [ebp - 4], 4
call fcn.00404ed3
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.0040596d
mov eax, edi
push eax
lea eax, [ebp - 0x1c]
push eax
lea ecx, [ebp - 0x14]
call fcn.004062a7
mov eax, dword [eax]
pop ecx
pop ecx
push 0
push eax
push dword [ebp - 0x18]
call dword [sym.imp.KERNEL32.dll_CopyFileW]
mov esi, eax
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.0040596d
test esi, esi
mov edi, dword [ebp - 0x10]
je 0x427b7e
push ecx
lea eax, [edi - 0x10]
mov dword [ebp - 0x20], esp
mov esi, esp
call fcn.00405985
add eax, 0x10
mov dword [esi], eax
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0x1c]
push eax
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 5
call fcn.004062a7
pop ecx
pop ecx
mov byte [ebp - 4], 6
push eax
mov byte [ebp - 4], 7
call fcn.0042859e
mov eax, dword [ebp - 0x1c]
pop ecx
pop ecx
add eax, 0xfffffff0
call fcn.0040596d
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.0040596d
lea eax, [edi - 0x10]
call fcn.0040596d
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.0040596d
mov ecx, dword [ebp - 0xc]
or dword [ebx + 0x14], 0xffffffff
pop edi
mov dword fs:[0], ecx
pop esi
leave
ret
Function at 0x4280b8
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
push esi
push edi
xor edi, edi
push edi
push 0x80
push 2
push edi
push 1
push 0xc0000000
push dword [ebp + 0xc]
mov dword [ebp - 4], edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
mov dword [ebp - 0x10], ebx
jne 0x4280f4
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4281f1
mov esi, dword [ebp + 8]
push edi
push dword [esi + 4]
push edi
push 4
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
cmp ebx, edi
mov dword [ebp - 8], eax
je 0x428122
push dword [esi + 4]
push edi
push edi
push 2
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
cmp eax, edi
mov dword [ebp - 0xc], eax
jne 0x42812d
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4281bd
lea ebx, [esi + 8]
mov dword [ebp - 4], eax
mov eax, dword [ebx + 4]
mov eax, dword [eax]
mov dword [ebp - 0x18], ebx
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x18], edi
mov eax, dword [ebx + 4]
mov dword [ebp - 0x1c], eax
je 0x42814e
cmp dword [ebp - 0x18], ebx
je 0x428153
call fcn.0048a70e
mov eax, dword [ebp - 0x1c]
cmp dword [ebp - 0x14], eax
je 0x4281ad
lea esi, [ebp - 0x18]
call fcn.004289fc
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x428170
xor eax, eax
jmp 0x428175
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edi
call fcn.0040bbe3
push eax
push dword [ebp - 4]
call fcn.0048c540
mov eax, dword [esi + 4]
add esp, 0xc
cmp eax, edi
jne 0x428193
xor esi, esi
jmp 0x428198
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp - 4], esi
lea edi, [ebp - 0x28]
lea esi, [ebp - 0x18]
call fcn.00428a1c
mov esi, dword [ebp + 8]
xor edi, edi
jmp 0x42813e
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov dword [ebp - 4], 1
cmp dword [ebp - 8], edi
mov ebx, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x4281cd
push dword [ebp - 8]
call ebx
push dword [ebp - 0x10]
call ebx
cmp dword [ebp - 4], edi
je 0x4281f1
push dword [ebp + 0xc]
mov eax, esi
call fcn.004281fb
cmp eax, edi
mov dword [ebp - 4], eax
jne 0x4281f1
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
leave
ret 8
Function at 0x4281fb
Capabilities:
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
push ebx
push esi
push edi
xor edi, edi
push edi
push 0x80
push 3
push edi
push 1
push SysReAllocString
push dword [ebp + 8]
mov esi, eax
mov dword [ebp - 0x10], edi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
mov dword [ebp - 0x14], ebx
jne 0x428239
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x42831f
push edi
push dword [esi + 4]
push edi
push 2
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
cmp ebx, edi
mov dword [ebp - 0xc], eax
jne 0x42825a
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x42830a
push dword [esi + 4]
push edi
push edi
push 4
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
cmp eax, edi
mov dword [ebp - 8], eax
jne 0x42827a
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4282fc
lea ebx, [esi + 8]
mov dword [ebp + 8], eax
mov eax, dword [ebx + 4]
mov eax, dword [eax]
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 0x18], eax
cmp dword [ebp - 0x1c], edi
mov esi, dword [ebx + 4]
je 0x428298
cmp dword [ebp - 0x1c], ebx
je 0x42829d
call fcn.0048a70e
cmp dword [ebp - 0x18], esi
je 0x4282f5
lea esi, [ebp - 0x1c]
call fcn.004289fc
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x4282b7
xor eax, eax
jmp 0x4282bc
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edi
call fcn.0040bbe3
push eax
push dword [ebp + 8]
call fcn.00488584
add esp, 0xc
test eax, eax
jne 0x4282fc
mov eax, dword [esi + 4]
cmp eax, edi
jne 0x4282de
xor esi, esi
jmp 0x4282e3
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp + 8], esi
lea edi, [ebp - 0x24]
lea esi, [ebp - 0x1c]
call fcn.00428a1c
xor edi, edi
jmp 0x42828b
mov dword [ebp - 0x10], 1
cmp dword [ebp - 8], edi
je 0x42830a
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
cmp dword [ebp - 0xc], edi
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x42831a
push dword [ebp - 0xc]
call esi
push dword [ebp - 0x14]
call esi
mov eax, dword [ebp - 0x10]
pop edi
pop esi
pop ebx
leave
ret 4

Function at 0x4283b8
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
and dword [ebp - 0xc], 0
and dword [ebp - 4], 0
push ebx
push esi
mov esi, dword [sym.imp.KERNEL32.dll_WriteFile]
mov ebx, ecx
push 0
lea ecx, [ebp - 4]
push ecx
mov dword [ebp - 8], eax
push eax
jmp 0x4283ef
mov eax, dword [ebp - 4]
add ebx, eax
sub dword [ebp - 8], eax
je 0x4283fb
push 0
lea eax, [ebp - 4]
push eax
push dword [ebp - 8]
push ebx
push dword [ebp + 8]
call esi
test eax, eax
jne 0x4283dc
jmp 0x428402
mov dword [ebp - 0xc], 1
mov eax, dword [ebp - 0xc]
pop esi
pop ebx
leave
ret
Function at 0x4284ad
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20c
and dword [ebp - 4], 0
test byte [0x4d8138], 1
jne 0x4284ea
mov eax, dword [0x4d6fec]
or dword [0x4d8138], 1
mov ecx, 0x4d6fec
call dword [eax + 0xc]
add eax, 0x10
push 0x4aa97d
mov dword [0x4d8134], eax
call fcn.0048bf39
pop ecx
mov eax, dword [0x4d8134]
cmp dword [eax - 0xc], 0
jne 0x428534
push 0x104
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x42852f
push esi
lea eax, [ebp - 0x20c]
push eax
mov esi, 0x4d8134
push esi
call fcn.00405e0d
call fcn.0042837b
push str.drivers_
push esi
call fcn.004060b6
pop esi
mov eax, dword [0x4d8134]
add eax, 0xfffffff0
call fcn.00405985
add eax, 0x10
mov dword [edi], eax
mov eax, edi
leave
ret

Function at 0x429eb9
Capabilities:
Delete file
Set file attributes

Disassembly:
push 0
push dword [esp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
jne 0x429ecc
xor al, al
ret
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
setne al
ret

Function at 0x42a20e
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
and dword [ebp - 4], 0
cmp dword [ebp + 0xc], 0
jne 0x42a227
mov eax, dword [ebp - 4]
jmp 0x42a301
mov esi, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x10]
mov eax, dword [ebp + 8]
shr ecx, 3
xor eax, 0xffffffff
test ecx, ecx
je 0x42a2dc
push ebp
mov ebp, ecx
xor edx, edx
xor ecx, ecx
nop
mov ebx, dword [esi]
add esi, 4
mov dl, bl
mov cl, bh
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b3de0]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b3de0]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b3de0]
mov cl, bh
xor eax, edi
mov ebx, dword [esi]
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b3de0]
add esi, 4
xor eax, edi
mov dl, bl
mov cl, bh
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b3de0]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b3de0]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b3de0]
mov cl, bh
xor eax, edi
xor cl, al
shr eax, 8
xor eax, dword [ecx*4 + 0x4b3de0]
dec ebp
jne 0x42a246
pop ebp
mov ecx, dword [ebp + 0x10]
xor edx, edx
and ecx, 7
je 0x42a2f8
mov dl, byte [esi]
inc esi
xor dl, al
shr eax, 8
xor eax, dword [edx*4 + 0x4b3de0]
dec ecx
jne 0x42a2e6
xor eax, 0xffffffff
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
leave
ret
Function at 0x42a478
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
xor eax, eax
push esi
push edi
xor ebx, ebx
mov byte [ebp - 0x20], bl
lea edi, [ebp - 0x1f]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov dword [ebp - 0xc], ebx
xor eax, eax
lea edi, [ebp - 8]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
call fcn.0042a95e
push dword [ebp + 8]
mov dword [0x4d7f84], eax
push 0x4d7f5c
call fcn.00405e0d
call fcn.0042a8ab
xor edi, edi
inc edi
push edi
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.ADVAPI32.dll_InitializeSecurityDescriptor]
push ebx
push ebx
push edi
lea eax, [ebp - 0x20]
push eax
call dword [sym.imp.ADVAPI32.dll_SetSecurityDescriptorDacl]
lea eax, [ebp - 0x20]
push 0x4d7f60
mov dword [ebp - 0xc], 0xc
mov dword [ebp - 8], eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
mov esi, dword [sym.imp.KERNEL32.dll_CreateEventW]
push ebx
push edi
push edi
lea eax, [ebp - 0xc]
push eax
call esi
push ebx
push ebx
push edi
push ebx
mov dword [0x4d7f50], eax
call esi
cmp dword [0x4d7f50], ebx
mov dword [0x4d7f54], eax
je 0x42a53a
cmp eax, ebx
je 0x42a53a
push ebx
push ebx
push 0x4d7f48
push 0x42a6f5
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateThread]
xor ecx, ecx
cmp eax, ebx
setne cl
mov dword [0x4d7f58], eax
mov eax, ecx
jmp 0x42a53c
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4

Function at 0x42a543
Capabilities:
Terminate thread

Disassembly:
cmp dword [0x4d7f58], 0
mov dword [0x4d7f48], 1
je 0x42a58c
mov eax, dword [0x4d7f54]
test eax, eax
je 0x42a566
push eax
call dword [sym.imp.KERNEL32.dll_SetEvent]
push 0xea60
push dword [0x4d7f58]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, 0x102
jne 0x42a58c
push 0
push dword [0x4d7f58]
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov eax, dword [0x4d7f54]
test eax, eax
push esi
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x42a5a6
push eax
call esi
and dword [0x4d7f54], 0
mov eax, dword [0x4d7f58]
test eax, eax
je 0x42a5b9
push eax
call esi
and dword [0x4d7f58], 0
pop esi
ret
Function at 0x42a701
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4a864d
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x38
push ebx
push esi
push edi
mov esi, ecx
call fcn.0042aaf2
xor ebx, ebx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ebx
push 0xffffffffffffffff
mov dword [esp + 0x50], ebx
push dword [esi + 0xc]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, ebx
jne 0x42a884
lea edi, [esi + 0x18]
push edi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [esp + 0x1c]
mov ecx, dword [esi + 0x34]
mov dword [esi + 0x34], eax
mov eax, dword [esp + 0x20]
mov dword [esp + 0x1c], ecx
mov ecx, dword [esi + 0x38]
mov dword [esi + 0x38], eax
push dword [esi + 0xc]
mov dword [esp + 0x24], ecx
call dword [sym.imp.KERNEL32.dll_ResetEvent]
push edi
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
cmp dword [esp + 0x20], ebx
je 0x42a86d
cmp dword [esi + 4], ebx
jne 0x42a7aa
mov eax, dword [esi + 0x14]
push 0x4b7830
push eax
call fcn.0048a5d1
cmp eax, ebx
pop ecx
pop ecx
mov dword [esi + 4], eax
je 0x42a86d
push ebx
lea ecx, [esp + 0x28]
mov dword [esp + 0x40], 0xf
call fcn.004025f7
mov byte [esp + 0x4c], 1
cmp dword [esp + 0x20], ebx
je 0x42a83e
mov eax, dword [esp + 0x1c]
mov edi, dword [eax]
cmp edi, eax
jne 0x42a7d6
call fcn.0048a70e
push 0xffffffffffffffff
push ebx
add edi, 8
push edi
lea ecx, [esp + 0x30]
call fcn.00402349
mov eax, dword [esp + 0x1c]
push dword [eax]
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x18]
push eax
lea ebx, [esp + 0x24]
call fcn.0042aa9c
cmp dword [esp + 0x3c], 0x10
mov ecx, dword [esp + 0x28]
jae 0x42a80e
lea ecx, [esp + 0x28]
mov eax, dword [esi + 4]
test eax, eax
je 0x42a836
push eax
push dword [esp + 0x3c]
push 1
push ecx
call fcn.0048ca04
push dword [esi + 4]
push 2
push 1
push 0x4b6784
call fcn.0048ca04
add esp, 0x20
xor ebx, ebx
cmp dword [esp + 0x20], ebx
jne 0x42a7c7
mov eax, dword [esi + 4]
cmp eax, ebx
je 0x42a858
push eax
call fcn.0048cdea
pop ecx
push dword [esi + 4]
call fcn.0048a48f
pop ecx
mov dword [esi + 4], ebx
push ebx
push 1
lea ecx, [esp + 0x2c]
mov byte [esp + 0x54], bl
call fcn.0040244a
jmp 0x42a74a
cmp dword [esi], ebx
jne 0x42a884
push 0xffffffffffffffff
push dword [esi + 0xc]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
je 0x42a74a
lea esi, [esp + 0x18]
call fcn.0042ab0a
push dword [esp + 0x1c]
call fcn.0048a9c2
pop ecx
mov ecx, dword [esp + 0x44]
pop edi
pop esi
xor eax, eax
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x42a8ab
Capabilities:
Delete file
Get file size
Move file
Set file attributes

Disassembly:
mov eax, 0x4a6eed
call fcn.004a5308
push ecx
push ebx
push esi
xor esi, esi
push esi
push 0x80
push 3
push esi
push 3
push SysReAllocString
push dword [0x4d7f5c]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x42a94d
push edi
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
cmp edi, 0xffffffff
jne 0x42a8ef
xor edi, edi
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp edi, 0x80000
jb 0x42a94c
mov eax, dword [0x4d7f5c]
add eax, 0xfffffff0
call fcn.00405985
add eax, 0x10
mov dword [ebp - 0x10], eax
lea eax, [ebp - 0x10]
push eax
mov dword [ebp - 4], esi
call fcn.0042a9c5
mov edi, dword [ebp - 0x10]
mov ebx, dword [0x4d7f5c]
push esi
mov esi, dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
push edi
call esi
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
push 0
push ebx
call esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_MoveFileW]
lea eax, [edi - 0x10]
call fcn.0040596d
pop edi
mov ecx, dword [ebp - 0xc]
xor eax, eax
pop esi
inc eax
pop ebx
mov dword fs:[0], ecx
leave
ret
Function at 0x42b260
Capabilities:
Set registry value

Disassembly:
push 4
lea eax, [esp + 0x10]
push eax
mov eax, dword [esp + 0xc]
push 4
push 0
push dword [esp + 0x18]
push dword [eax]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
ret 0xc

Function at 0x42b2fe
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [esi]
and dword [esi], 0
add eax, eax
mov dword [ebp - 4], eax
lea eax, [ebp - 4]
push eax
push edi
lea eax, [ebp + 0xc]
push eax
mov eax, dword [ebp + 8]
push 0
push dword [ebp + 0xc]
push dword [eax]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x42b361
cmp dword [ebp + 0xc], 1
je 0x42b33a
cmp dword [ebp + 0xc], 2
je 0x42b33a
push 0xd
pop eax
jmp 0x42b361
test edi, edi
mov eax, dword [ebp - 4]
je 0x42b35b
test eax, eax
je 0x42b357
test al, 1
jne 0x42b335
mov ecx, eax
shr ecx, 1
cmp word [edi + ecx*2 - 2], 0
je 0x42b35b
jmp 0x42b335
and word [edi], 0
shr eax, 1
mov dword [esi], eax
xor eax, eax
leave
ret 8

Function at 0x42b376
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
xor ebx, ebx
push edi
xor eax, eax
cmp ecx, ebx
lea edi, [ebp - 0x13]
mov byte [ebp - 0x14], bl
mov dword [ebp - 4], ebx
stosd dword es:[edi], eax
mov dword [ebp - 0xc], ebx
je 0x42b452
cmp word [ecx], bx
je 0x42b452
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocString
push ecx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
mov dword [ebp - 8], edi
je 0x42b452
push esi
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, ebx
jbe 0x42b448
push ebx
lea eax, [ebp - 0xc]
push eax
push 4
lea eax, [ebp - 0x14]
push eax
push edi
mov edi, dword [sym.imp.KERNEL32.dll_ReadFile]
call edi
test eax, eax
je 0x42b448
lea ecx, [ebp - 0x14]
call fcn.0042b48e
test eax, eax
je 0x42b448
add esi, 0xfffffffc
lea eax, [esi + 1]
push eax
push 0x40
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
cmp eax, ebx
mov dword [ebp - 4], eax
je 0x42b448
mov eax, dword [ebp + 8]
push ebx
push ebx
push 4
push dword [ebp - 8]
mov dword [eax], esi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push ebx
lea eax, [ebp - 0xc]
push eax
push esi
push dword [ebp - 4]
push dword [ebp - 8]
call edi
test eax, eax
je 0x42b448
mov edx, dword [ebp - 4]
call fcn.0042b459
test eax, eax
jge 0x42b448
push edx
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov dword [ebp - 4], ebx
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop esi
mov eax, dword [ebp - 4]
pop edi
pop ebx
leave
ret

Function at 0x42b459
Capabilities:
Encode data using xor

Disassembly:
test edx, edx
je 0x42b488
test esi, esi
jbe 0x42b488
mov ecx, esi
shr ecx, 2
push 0
pop eax
je 0x42b477
xor dword [edx + eax*4], 0xd8d8d8d8
inc eax
cmp eax, ecx
jb 0x42b46b
shl eax, 2
jmp 0x42b481
xor byte [eax + edx], 0xd8
inc eax
cmp eax, esi
jb 0x42b47c
xor eax, eax
ret
mov eax, 0x80004005
ret
Function at 0x42b942
Capabilities:
Check if file exists

Disassembly:
mov eax, 0x4a9398
call fcn.004a5308
push esi
xor esi, esi
cmp dword [ebx], esi
push edi
je 0x42b967
xor eax, eax
inc eax
mov ecx, dword [ebp - 0xc]
pop edi
mov dword fs:[0], ecx
pop esi
leave
ret 4
cmp dword [ebp + 8], esi
jne 0x42b9c2
push 0x400000
lea ecx, [ebp + 8]
call fcn.0040a0ba
pop ecx
mov dword [ebp - 4], esi
lea esi, [ebx + 4]
mov edi, esi
call fcn.00404ed3
or dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.0040596d
push str.install.dat
push 0x104
call fcn.00405aa9
push eax
call dword [sym.imp.SHLWAPI.dll_PathAppendW]
mov eax, dword [esi]
test eax, eax
je 0x42b9b9
push eax
call fcn.0048b5b5
pop ecx
mov edx, esi
call fcn.00405a65
jmp 0x42b9ce
push dword [ebp + 8]
lea esi, [ebx + 4]
push esi
call fcn.00405e0d
push dword [esi]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x42b9e1
xor eax, eax
jmp 0x42b957
mov eax, dword [0x4d6fec]
mov ecx, 0x4d6fec
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp + 8], eax
lea eax, [ebp + 8]
mov dword [ebp - 4], 1
mov ecx, dword [esi]
push eax
call fcn.0042b8ce
test eax, eax
jne 0x42ba17
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.0040596d
jmp 0x42b9da
lea edi, [ebx + 0x24]
lea eax, [ebp + 8]
call fcn.0042bef3
lea eax, [ebp + 8]
push eax
push ebx
call fcn.0042ba62
test eax, eax
jne 0x42ba44
xor esi, esi
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.0040596d
mov eax, esi
jmp 0x42b957
mov ecx, ebx
call fcn.0042bb00
mov eax, ebx
call fcn.0042bc90
mov esi, ebx
call fcn.0042bcd6
xor eax, eax
inc eax
mov dword [ebx], eax
mov esi, eax
jmp 0x42ba32
Function at 0x42bcd6
Capabilities:
Accept command line arguments

Disassembly:
mov eax, 0x4a861b
call fcn.004a5308
sub esp, 0x24
push ebx
push edi
push 0
lea eax, [ebp - 0x30]
push eax
call fcn.0040496b
and dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_GetCommandLineW]
lea ecx, [ebp - 0x30]
push ecx
mov ecx, eax
call fcn.00404a32
test al, al
je 0x42beab
mov edi, 0x4b1bc4
push edi
lea eax, [ebp - 0x30]
call fcn.00404e3f
test al, al
je 0x42bd80
push edi
lea eax, [ebp - 0x30]
call fcn.00404e7a
push eax
lea eax, [ebp - 0x14]
push eax
call fcn.00405bf2
lea ebx, [ebp - 0x14]
mov byte [ebp - 4], 1
call fcn.0042b630
test eax, eax
je 0x42bd71
push edi
lea eax, [ebp - 0x18]
push eax
call fcn.00405bf2
lea eax, [ebp - 0x18]
push eax
lea eax, [esi + 8]
push eax
mov byte [ebp - 4], 2
call fcn.0042bf34
mov edi, eax
mov eax, ebx
call fcn.00404ed3
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.0040596d
mov byte [ebp - 4], 0
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.0040596d
mov edi, 0x4b1bd0
push edi
lea eax, [ebp - 0x30]
call fcn.00404e3f
test al, al
je 0x42bdf3
push edi
lea eax, [ebp - 0x30]
call fcn.00404e7a
push eax
lea eax, [ebp - 0x14]
push eax
call fcn.00405bf2
lea ebx, [ebp - 0x14]
mov byte [ebp - 4], 3
call fcn.0042b630
test eax, eax
je 0x42bde4
push edi
lea eax, [ebp - 0x18]
push eax
call fcn.00405bf2
lea eax, [ebp - 0x18]
push eax
lea eax, [esi + 8]
push eax
mov byte [ebp - 4], 4
call fcn.0042bf34
mov edi, eax
mov eax, ebx
call fcn.00404ed3
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.0040596d
mov byte [ebp - 4], 0
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.0040596d
mov edi, 0x4b1bdc
push edi
lea eax, [ebp - 0x30]
call fcn.00404e3f
test al, al
je 0x42be51
push edi
lea eax, [ebp - 0x30]
call fcn.00404e7a
push eax
lea eax, [ebp - 0x14]
push eax
call fcn.00405bf2
push edi
lea eax, [ebp - 0x18]
push eax
mov byte [ebp - 4], 5
call fcn.00405bf2
lea eax, [ebp - 0x18]
push eax
push esi
lea eax, [ebp - 0x14]
mov byte [ebp - 4], 6
call fcn.0042bec5
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.0040596d
mov byte [ebp - 4], 0
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.0040596d
mov edi, 0x4b1be8
push edi
lea eax, [ebp - 0x30]
call fcn.00404e3f
test al, al
je 0x42beab
push edi
lea eax, [ebp - 0x30]
call fcn.00404e7a
push eax
lea eax, [ebp - 0x14]
push eax
call fcn.00405bf2
push edi
lea eax, [ebp - 0x18]
push eax
mov byte [ebp - 4], 7
call fcn.00405bf2
lea eax, [ebp - 0x18]
push eax
push esi
lea eax, [ebp - 0x14]
mov byte [ebp - 4], 8
call fcn.0042bec5
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.0040596d
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.0040596d
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x30]
call fcn.004049e7
mov ecx, dword [ebp - 0xc]
pop edi
mov dword fs:[0], ecx
pop ebx
leave
ret
Function at 0x42e6a1
Capabilities:
Access firewall settings via inetfwmgr

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
push esi
xor esi, esi
push esi
push esi
mov dword [ebp - 8], esi
mov dword [ebp - 4], esi
xor ebx, ebx
call dword [sym.imp.ole32.dll_CoInitializeEx]
test eax, eax
jge 0x42e6c3
xor eax, eax
inc eax
jmp 0x42e72d
cmp dword [edi], esi
je 0x42e6cc
xor ebx, ebx
inc ebx
jmp 0x42e711
lea eax, [ebp - 8]
push eax
push 0x4b7d4c
push 1
push esi
push 0x4b7d3c
call dword [sym.imp.ole32.dll_CoCreateInstance]
test eax, eax
jge 0x42e6eb
push 2
jmp 0x42e710
mov eax, dword [ebp - 8]
mov ecx, dword [eax]
lea edx, [ebp - 4]
push edx
push eax
call dword [ecx + 0x1c]
test eax, eax
jge 0x42e700
push 3
jmp 0x42e710
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
push edi
push eax
call dword [ecx + 0x1c]
test eax, eax
jge 0x42e711
push 4
pop ebx
mov eax, dword [ebp - 4]
cmp eax, esi
je 0x42e71e
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
mov eax, dword [ebp - 8]
cmp eax, esi
je 0x42e72b
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
mov eax, ebx
pop esi
pop ebx
leave
ret