joyce8/EMBER2024-capa huggingface dataset:
Function at 0x423a27
Capabilities:
Access peb ldr_data
Get process heap force flags

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4a75a7
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x18
push ebx
push esi
push edi
mov edi, ecx
lea esi, [edi + 0x258]
push dword [esi + 8]
mov eax, dword [esi]
xor ebx, ebx
push ebx
mov ecx, esi
call dword [eax + 4]
lea eax, [esp + 0xc]
add edi, 0x1c8
push eax
call fcn.0040fd1a
push 0xe
lea ecx, [esp + 0x10]
mov dword [esp + 0x30], ebx
call fcn.004239a3
pop ecx
push 0xf
lea ecx, [esp + 0x10]
call fcn.004239a3
pop ecx
push 0x11
push esi
lea edi, [esp + 0x14]
call fcn.0042395f
push 0x10
push esi
call fcn.0042395f
push 9
push esi
call fcn.0042395f
push 6
push esi
call fcn.0042395f
push 0x12
push esi
call fcn.0042395f
push 0x14
push esi
call fcn.0042395f
push 0x13
push esi
call fcn.0042395f
push 0x15
push esi
call fcn.0042395f
add esp, 0x40
push 0xa
push esi
call fcn.0042395f
push 0x16
push esi
call fcn.0042395f
add esp, 0x10
mov eax, esi
call fcn.0040ffb1
push ebx
push 0x61
call fcn.0040ef76
push ebx
push 0x62
call fcn.0040ef76
push ebx
push 0x63
call fcn.0040ef76
push 0x14
mov eax, esi
call fcn.004239d9
pop ecx
push 6
mov eax, esi
call fcn.004239d9
pop ecx
push 9
mov eax, esi
call fcn.004239d9
pop ecx
push 0x11
mov eax, esi
call fcn.004239d9
or dword [esp + 0x30], 0xffffffff
pop ecx
mov ecx, edi
call fcn.004179c8
mov ecx, dword [esp + 0x24]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4275bd
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4a899b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x38
mov eax, dword [0x4d800c]
push ebx
push esi
push edi
mov ecx, 0x4d800c
call dword [eax + 0xc]
add eax, 0x10
mov dword [esp + 0x10], eax
mov edi, dword [ebp + 8]
push dword [ebp + 0xc]
and dword [esp + 0x50], 0
lea ebx, [edi + 8]
push ebx
mov dword [esp + 0x2c], ebx
call fcn.00405dce
mov esi, ebx
call fcn.004283f0
push dword [ebx]
call fcn.00406149
mov eax, dword [edi + 0x20]
mov eax, dword [eax]
add edi, 0x1c
pop ecx
mov dword [esp + 0x18], edi
mov dword [esp + 0x30], edi
mov dword [esp + 0x34], eax
cmp dword [esp + 0x30], 0
mov esi, dword [edi + 4]
je 0x42763d
cmp dword [esp + 0x30], edi
je 0x427642
call fcn.0048b0de
cmp dword [esp + 0x34], esi
je 0x427739
lea esi, [esp + 0x30]
call fcn.00428a51
mov dword [esp + 0x14], eax
call fcn.00428a51
mov esi, eax
push 0x4b752c
push dword [esp + 0x18]
add esi, 4
mov dword [esp + 0x28], esi
call fcn.004054e5
test eax, eax
je 0x4276b8
push dword [esp + 0x14]
lea eax, [esp + 0x20]
push eax
mov ecx, ebx
call fcn.004063da
pop ecx
pop ecx
lea edi, [esp + 0x10]
mov byte [esp + 0x4c], 1
call fcn.00404ec5
mov byte [esp + 0x4c], 0
mov eax, dword [esp + 0x1c]
add eax, 0xfffffff0
call fcn.00405943
push dword [esp + 0x10]
call fcn.00406149
mov edi, dword [esp + 0x1c]
pop ecx
mov eax, dword [esi + 4]
mov eax, dword [eax]
mov dword [esp + 0x28], esi
mov dword [esp + 0x2c], eax
cmp dword [esp + 0x28], 0
mov eax, dword [esi + 4]
mov dword [esp + 0x3c], eax
je 0x4276d9
cmp dword [esp + 0x28], esi
je 0x4276de
call fcn.0048b0de
mov eax, dword [esp + 0x3c]
cmp dword [esp + 0x2c], eax
je 0x42772b
cmp dword [esp + 0x28], 0
jne 0x4276f4
call fcn.0048b0de
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x28]
cmp eax, dword [ecx + 4]
jne 0x427706
call fcn.0048b0de
mov eax, dword [esp + 0x2c]
push dword [ebx]
mov ebx, dword [eax + 8]
call fcn.00427ebd
lea esi, [esp + 0x28]
call fcn.0042ac9c
mov esi, dword [esp + 0x20]
mov ebx, dword [esp + 0x24]
mov edi, dword [esp + 0x18]
jmp 0x4276c5
lea esi, [esp + 0x30]
call fcn.00407a19
jmp 0x42762d
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
call fcn.00405943
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 8
Function at 0x427abb
Capabilities:
Copy file

Disassembly:
mov eax, 0x4a8981
call fcn.004a5cc8
mov eax, dword [ebx + 0x14]
sub esp, 0x14
cmp eax, 0xffffffff
push esi
push edi
je 0x427c11
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.004063da
pop ecx
pop ecx
and dword [ebp - 4], 0
lea ecx, [ebp - 0x18]
call fcn.0042847e
test eax, eax
je 0x427c06
mov eax, dword [0x4d800c]
mov esi, 0x4d800c
mov ecx, esi
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x10], eax
mov byte [ebp - 4], 1
mov eax, dword [0x4d800c]
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.00428522
lea edi, [ebp - 0x14]
mov byte [ebp - 4], 3
call fcn.00404ec5
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.00405943
push dword [ebp - 0x18]
lea eax, [ebp - 0x1c]
push eax
call fcn.004285ba
pop ecx
pop ecx
lea edi, [ebp - 0x10]
mov byte [ebp - 4], 4
call fcn.00404ec5
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.00405943
mov eax, edi
push eax
lea eax, [ebp - 0x1c]
push eax
lea ecx, [ebp - 0x14]
call fcn.004063da
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.00405943
test esi, esi
mov edi, dword [ebp - 0x10]
je 0x427bf3
push ecx
lea eax, [edi - 0x10]
mov dword [ebp - 0x20], esp
mov esi, esp
call fcn.0040595b
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.004063da
pop ecx
pop ecx
mov byte [ebp - 4], 6
push eax
mov byte [ebp - 4], 7
call fcn.00428613
mov eax, dword [ebp - 0x1c]
pop ecx
pop ecx
add eax, 0xfffffff0
call fcn.00405943
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.00405943
lea eax, [edi - 0x10]
call fcn.00405943
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.00405943
mov ecx, dword [ebp - 0xc]
or dword [ebx + 0x14], 0xffffffff
pop edi
mov dword fs:[0], ecx
pop esi
leave
ret
Function at 0x42812d
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 0x428169
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x428266
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 0x428197
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 0x4281a2
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x428232
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 0x4281c3
cmp dword [ebp - 0x18], ebx
je 0x4281c8
call fcn.0048b0de
mov eax, dword [ebp - 0x1c]
cmp dword [ebp - 0x14], eax
je 0x428222
lea esi, [ebp - 0x18]
call fcn.00428a71
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x4281e5
xor eax, eax
jmp 0x4281ea
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edi
call fcn.0040bc6d
push eax
push dword [ebp - 4]
call fcn.0048cf10
mov eax, dword [esi + 4]
add esp, 0xc
cmp eax, edi
jne 0x428208
xor esi, esi
jmp 0x42820d
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp - 4], esi
lea edi, [ebp - 0x28]
lea esi, [ebp - 0x18]
call fcn.00428a91
mov esi, dword [ebp + 8]
xor edi, edi
jmp 0x4281b3
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 0x428242
push dword [ebp - 8]
call ebx
push dword [ebp - 0x10]
call ebx
cmp dword [ebp - 4], edi
je 0x428266
push dword [ebp + 0xc]
mov eax, esi
call fcn.00428270
cmp eax, edi
mov dword [ebp - 4], eax
jne 0x428266
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 0x428270
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 0x4282ae
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x428394
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 0x4282cf
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x42837f
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 0x4282ef
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x428371
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 0x42830d
cmp dword [ebp - 0x1c], ebx
je 0x428312
call fcn.0048b0de
cmp dword [ebp - 0x18], esi
je 0x42836a
lea esi, [ebp - 0x1c]
call fcn.00428a71
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x42832c
xor eax, eax
jmp 0x428331
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edi
call fcn.0040bc6d
push eax
push dword [ebp + 8]
call fcn.00488f54
add esp, 0xc
test eax, eax
jne 0x428371
mov eax, dword [esi + 4]
cmp eax, edi
jne 0x428353
xor esi, esi
jmp 0x428358
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp + 8], esi
lea edi, [ebp - 0x24]
lea esi, [ebp - 0x1c]
call fcn.00428a91
xor edi, edi
jmp 0x428300
mov dword [ebp - 0x10], 1
cmp dword [ebp - 8], edi
je 0x42837f
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 0x42838f
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 0x42842d
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 0x428464
mov eax, dword [ebp - 4]
add ebx, eax
sub dword [ebp - 8], eax
je 0x428470
push 0
lea eax, [ebp - 4]
push eax
push dword [ebp - 8]
push ebx
push dword [ebp + 8]
call esi
test eax, eax
jne 0x428451
jmp 0x428477
mov dword [ebp - 0xc], 1
mov eax, dword [ebp - 0xc]
pop esi
pop ebx
leave
ret
Function at 0x428522
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20c
and dword [ebp - 4], 0
test byte [0x4d915c], 1
jne 0x42855f
mov eax, dword [0x4d800c]
or dword [0x4d915c], 1
mov ecx, 0x4d800c
call dword [eax + 0xc]
add eax, 0x10
push 0x4ab3f3
mov dword [0x4d9158], eax
call fcn.0048c909
pop ecx
mov eax, dword [0x4d9158]
cmp dword [eax - 0xc], 0
jne 0x4285a9
push 0x104
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x4285a4
push esi
lea eax, [ebp - 0x20c]
push eax
mov esi, 0x4d9158
push esi
call fcn.00405dce
call fcn.004283f0
push str.drivers_
push esi
call fcn.004061e9
pop esi
mov eax, dword [0x4d9158]
add eax, 0xfffffff0
call fcn.0040595b
add eax, 0x10
mov dword [edi], eax
mov eax, edi
leave
ret

Function at 0x429f3a
Capabilities:
Delete file
Set file attributes

Disassembly:
push 0
push dword [esp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
jne 0x429f4d
xor al, al
ret
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
setne al
ret

Function at 0x42a28f
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 0x42a2a8
mov eax, dword [ebp - 4]
jmp 0x42a382
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 0x42a35d
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 + 0x4b4dd0]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b4dd0]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b4dd0]
mov cl, bh
xor eax, edi
mov ebx, dword [esi]
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b4dd0]
add esi, 4
xor eax, edi
mov dl, bl
mov cl, bh
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b4dd0]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b4dd0]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b4dd0]
mov cl, bh
xor eax, edi
xor cl, al
shr eax, 8
xor eax, dword [ecx*4 + 0x4b4dd0]
dec ebp
jne 0x42a2c7
pop ebp
mov ecx, dword [ebp + 0x10]
xor edx, edx
and ecx, 7
je 0x42a379
mov dl, byte [esi]
inc esi
xor dl, al
shr eax, 8
xor eax, dword [edx*4 + 0x4b4dd0]
dec ecx
jne 0x42a367
xor eax, 0xffffffff
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
leave
ret
Function at 0x42a50a
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.0042a9f0
push dword [ebp + 8]
mov dword [0x4d8fa4], eax
push 0x4d8f7c
call fcn.00405dce
call fcn.0042a93d
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 0x4d8f80
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 [0x4d8f70], eax
call esi
cmp dword [0x4d8f70], ebx
mov dword [0x4d8f74], eax
je 0x42a5cc
cmp eax, ebx
je 0x42a5cc
push ebx
push ebx
push 0x4d8f68
push 0x42a787
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateThread]
xor ecx, ecx
cmp eax, ebx
setne cl
mov dword [0x4d8f78], eax
mov eax, ecx
jmp 0x42a5ce
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4

Function at 0x42a5d5
Capabilities:
Terminate thread

Disassembly:
cmp dword [0x4d8f78], 0
mov dword [0x4d8f68], 1
je 0x42a61e
mov eax, dword [0x4d8f74]
test eax, eax
je 0x42a5f8
push eax
call dword [sym.imp.KERNEL32.dll_SetEvent]
push 0xea60
push dword [0x4d8f78]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, 0x102
jne 0x42a61e
push 0
push dword [0x4d8f78]
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov eax, dword [0x4d8f74]
test eax, eax
push esi
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x42a638
push eax
call esi
and dword [0x4d8f74], 0
mov eax, dword [0x4d8f78]
test eax, eax
je 0x42a64b
push eax
call esi
and dword [0x4d8f78], 0
pop esi
ret
Function at 0x42a793
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4a906e
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.0042ab84
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 0x42a916
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 0x42a8ff
cmp dword [esi + 4], ebx
jne 0x42a83c
mov eax, dword [esi + 0x14]
push 0x4b8820
push eax
call fcn.0048afa1
cmp eax, ebx
pop ecx
pop ecx
mov dword [esi + 4], eax
je 0x42a8ff
push ebx
lea ecx, [esp + 0x28]
mov dword [esp + 0x40], 0xf
call fcn.004025e9
mov byte [esp + 0x4c], 1
cmp dword [esp + 0x20], ebx
je 0x42a8d0
mov eax, dword [esp + 0x1c]
mov edi, dword [eax]
cmp edi, eax
jne 0x42a868
call fcn.0048b0de
push 0xffffffffffffffff
push ebx
add edi, 8
push edi
lea ecx, [esp + 0x30]
call fcn.0040233b
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.0042ab2e
cmp dword [esp + 0x3c], 0x10
mov ecx, dword [esp + 0x28]
jae 0x42a8a0
lea ecx, [esp + 0x28]
mov eax, dword [esi + 4]
test eax, eax
je 0x42a8c8
push eax
push dword [esp + 0x3c]
push 1
push ecx
call fcn.0048d3d4
push dword [esi + 4]
push 2
push 1
push 0x4b7778
call fcn.0048d3d4
add esp, 0x20
xor ebx, ebx
cmp dword [esp + 0x20], ebx
jne 0x42a859
mov eax, dword [esi + 4]
cmp eax, ebx
je 0x42a8ea
push eax
call fcn.0048d7ba
pop ecx
push dword [esi + 4]
call fcn.0048ae5f
pop ecx
mov dword [esi + 4], ebx
push ebx
push 1
lea ecx, [esp + 0x2c]
mov byte [esp + 0x54], bl
call fcn.0040243c
jmp 0x42a7dc
cmp dword [esi], ebx
jne 0x42a916
push 0xffffffffffffffff
push dword [esi + 0xc]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
je 0x42a7dc
lea esi, [esp + 0x18]
call fcn.0042ab9c
push dword [esp + 0x1c]
call fcn.0048b392
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 0x42a93d
Capabilities:
Delete file
Get file size
Move file
Set file attributes

Disassembly:
mov eax, 0x4a7e85
call fcn.004a5cc8
push ecx
push ebx
push esi
xor esi, esi
push esi
push 0x80
push 3
push esi
push 3
push SysReAllocString
push dword [0x4d8f7c]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x42a9df
push edi
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
cmp edi, 0xffffffff
jne 0x42a981
xor edi, edi
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp edi, 0x80000
jb 0x42a9de
mov eax, dword [0x4d8f7c]
add eax, 0xfffffff0
call fcn.0040595b
add eax, 0x10
mov dword [ebp - 0x10], eax
lea eax, [ebp - 0x10]
push eax
mov dword [ebp - 4], esi
call fcn.0042aa57
mov edi, dword [ebp - 0x10]
mov ebx, dword [0x4d8f7c]
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.00405943
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 0x42b378
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 0x42b416
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 0x42b479
cmp dword [ebp + 0xc], 1
je 0x42b452
cmp dword [ebp + 0xc], 2
je 0x42b452
push 0xd
pop eax
jmp 0x42b479
test edi, edi
mov eax, dword [ebp - 4]
je 0x42b473
test eax, eax
je 0x42b46f
test al, 1
jne 0x42b44d
mov ecx, eax
shr ecx, 1
cmp word [edi + ecx*2 - 2], 0
je 0x42b473
jmp 0x42b44d
and word [edi], 0
shr eax, 1
mov dword [esi], eax
xor eax, eax
leave
ret 8

Function at 0x42b48e
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 0x42b56a
cmp word [ecx], bx
je 0x42b56a
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 0x42b56a
push esi
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, ebx
jbe 0x42b560
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 0x42b560
lea ecx, [ebp - 0x14]
call fcn.0042b5a6
test eax, eax
je 0x42b560
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 0x42b560
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 0x42b560
mov edx, dword [ebp - 4]
call fcn.0042b571
test eax, eax
jge 0x42b560
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 0x42b571
Capabilities:
Encode data using xor

Disassembly:
test edx, edx
je 0x42b5a0
test esi, esi
jbe 0x42b5a0
mov ecx, esi
shr ecx, 2
push 0
pop eax
je 0x42b58f
xor dword [edx + eax*4], 0xd8d8d8d8
inc eax
cmp eax, ecx
jb 0x42b583
shl eax, 2
jmp 0x42b599
xor byte [eax + edx], 0xd8
inc eax
cmp eax, esi
jb 0x42b594
xor eax, eax
ret
mov eax, 0x80004005
ret
Function at 0x42ba3f
Capabilities:
Check if file exists

Disassembly:
mov eax, 0x4a9da8
call fcn.004a5cc8
push esi
xor esi, esi
cmp dword [ebx], esi
push edi
je 0x42ba64
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 0x42babf
push 0x400000
lea ecx, [ebp + 8]
call fcn.0040a1b8
pop ecx
mov dword [ebp - 4], esi
lea esi, [ebx + 4]
mov edi, esi
call fcn.00404ec5
or dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.00405943
push str.install.dat
push 0x104
call fcn.00405a74
push eax
call dword [sym.imp.SHLWAPI.dll_PathAppendW]
mov eax, dword [esi]
test eax, eax
je 0x42bab6
push eax
call fcn.0048bf85
pop ecx
mov edx, esi
call fcn.00405a3b
jmp 0x42bacb
push dword [ebp + 8]
lea esi, [ebx + 4]
push esi
call fcn.00405dce
push dword [esi]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x42bade
xor eax, eax
jmp 0x42ba54
mov eax, dword [0x4d800c]
mov ecx, 0x4d800c
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.0042b9cb
test eax, eax
jne 0x42bb14
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.00405943
jmp 0x42bad7
lea edi, [ebx + 0x24]
lea eax, [ebp + 8]
call fcn.0042bff0
lea eax, [ebp + 8]
push eax
push ebx
call fcn.0042bb5f
test eax, eax
jne 0x42bb41
xor esi, esi
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
call fcn.00405943
mov eax, esi
jmp 0x42ba54
mov ecx, ebx
call fcn.0042bbfd
mov eax, ebx
call fcn.0042bd8d
mov esi, ebx
call fcn.0042bdd3
xor eax, eax
inc eax
mov dword [ebx], eax
mov esi, eax
jmp 0x42bb2f