joyce8/EMBER2024-capa huggingface dataset:
Function at 0x43e3db
Capabilities:
Encode data using xor

Disassembly:
xor eax, eax
or ecx, 0x100
push esi
mov esi, dword [esp + 8]
mov edx, ecx
shr edx, 8
movzx edx, word [esi + edx*2]
mov esi, ecx
shr esi, 7
and esi, 1
neg esi
sar esi, 4
and esi, 0x7f
shr edx, 4
xor edx, esi
mov esi, dword [esp + 0xc]
add eax, dword [esi + edx*4]
add ecx, ecx
cmp ecx, 0x10000
jb 0x43e3e4
pop esi
ret

Function at 0x43e419
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov ecx, pe_nt_image_headers32
push esi
xor eax, eax
or edx, ecx
push edi
shl dword [ebp + 0xc], 1
mov esi, ecx
and esi, dword [ebp + 0xc]
mov edi, edx
add esi, ecx
shr edi, 8
add edi, esi
mov esi, dword [ebp + 8]
movzx esi, word [esi + edi*2]
mov edi, edx
shr edi, 7
and edi, 1
neg edi
shr esi, 4
sar edi, 4
and edi, 0x7f
xor esi, edi
mov edi, dword [ebp + 0x10]
add eax, dword [edi + esi*4]
add edx, edx
mov esi, edx
xor esi, dword [ebp + 0xc]
not esi
and ecx, esi
cmp edx, 0x10000
jb 0x43e427
pop edi
pop esi
pop ebp
ret

Function at 0x43e51f
Capabilities:
Encode data using xor

Disassembly:
xor edx, edx
push esi
mov esi, eax
xor eax, eax
inc edx
test esi, esi
je 0x43e55f
push ebx
push edi
mov ecx, dword [esp + 0x14]
mov edi, dword [esp + 0x10]
movzx edi, word [edi + edx*2]
shr dword [esp + 0x14], 1
and ecx, 1
mov ebx, ecx
neg ebx
sar ebx, 4
and ebx, 0x7f
shr edi, 4
xor edi, ebx
mov ebx, dword [esp + 0x18]
add eax, dword [ebx + edi*4]
add edx, edx
or edx, ecx
dec esi
jne 0x43e52d
pop edi
pop ebx
pop esi
ret
Function at 0x43fea7
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
xor edx, edx
lea ecx, [esi + 0x19c]
mov dword [esi + 0x3bcd4], edx
mov dword [esi + 0x3bcd0], edx
push ebx
mov dword [ecx + 0x30], edx
mov dword [ecx + 0x4c], edx
mov dword [ecx + 0x20], edx
mov dword [ecx + 0x2c], 0x20
mov dword [ecx + 0x54], 1
mov dword [ecx + 0x48], 4
mov dword [ecx + 0x58], edx
mov dword [ebp - 4], edx
lea eax, [ecx + 0x70]
push edi
mov edi, dword [ebp - 4]
mov dword [ebp - 8], 8
mov ebx, edi
and ebx, 1
dec ebx
not ebx
and ebx, 0xedb88320
shr edi, 1
xor edi, ebx
dec dword [ebp - 8]
jne 0x43fef4
inc dword [ebp - 4]
mov dword [eax], edi
add eax, 4
cmp dword [ebp - 4], 0x100
jb 0x43feea
mov dword [esi + 0x118], edx
lea eax, [esi + 0x148]
mov dword [eax], edx
mov dword [eax + 0x28], edx
mov dword [eax + 0x2c], edx
mov dword [eax + 0x10], edx
mov dword [eax + 0x14], edx
mov dword [eax + 0x18], edx
mov dword [eax + 0x1c], edx
mov dword [eax + 0x20], edx
mov dword [eax + 0x24], edx
mov dword [esi + 0x4c], edx
mov dword [esi + 0x74], edx
mov dword [esi + 0x78], edx
mov dword [esi + 0x5c], edx
mov dword [esi + 0x60], edx
mov dword [esi + 0x64], edx
mov dword [esi + 0x68], edx
mov dword [esi + 0x6c], edx
mov dword [esi + 0x70], edx
lea eax, [ebp - 0x38]
mov dword [esi + 0x198], ecx
call fcn.0043dff9
mov ebx, esi
call fcn.0043e0fc
push 2
pop edi
mov byte [esi + 0x306a0], 0
mov byte [esi + 0x306a1], 1
mov dword [ebp - 4], edi
mov ecx, dword [ebp - 4]
xor ebx, ebx
sar ecx, 1
dec ecx
inc ebx
shl ebx, cl
test ebx, ebx
jbe 0x43ffab
push ebx
push dword [ebp - 4]
lea eax, [edi + esi + 0x306a0]
push eax
call fcn.00477840
add esp, 0xc
add edi, ebx
inc dword [ebp - 4]
cmp dword [ebp - 4], 0x16
jl 0x43ff86
push 8
pop edi
mov edx, 0x10000
push 4
mov eax, edi
xor ecx, ecx
pop ebx
imul eax, eax
add ecx, ecx
jmp 0x43ffcd
shr eax, 1
inc ecx
cmp eax, edx
jae 0x43ffca
dec ebx
jne 0x43ffc3
mov eax, 0xa1
sub eax, ecx
mov ecx, edi
shr ecx, 4
add edi, 0x10
cmp edi, 0x800
mov dword [esi + ecx*4 + 0x30ea0], eax
jb 0x43ffbc
and dword [esi + 0x325ac], ebx
and dword [esi + 0x3bd14], ebx
pop edi
pop ebx
leave
ret

Function at 0x440a33
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push ecx
lea eax, [ebp - 4]
push eax
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push 0
push 0
call fcn.0047e81f
mov ecx, dword [ebp + 8]
add esp, 0x18
test eax, eax
mov dword [ecx], eax
je 0x440a5c
xor eax, eax
leave
ret
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x440a67
inc eax
leave
ret
Function at 0x444009
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
mov eax, 0x4a8473
call fcn.004a7794
xor eax, eax
push esi
mov esi, dword [ebp + 8]
mov dword [esi + 4], eax
mov dword [esi + 8], eax
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], 4
mov dword [esi], vtable.CObjectVector_struct_NArchive::N7z::CMethodFull_.0
mov dword [ebp - 4], eax
mov dword [esi + 0x18], eax
mov dword [esi + 0x1c], eax
mov dword [esi + 0x20], eax
mov dword [esi + 0x24], 0x10
mov dword [esi + 0x14], vtable.CRecordVector_struct_NArchive::N7z::CBind_.0
mov byte [ebp - 4], 1
mov byte [esi + 0x2c], al
lea eax, [esi + 0x30]
mov dword [esi + 0x28], 1
call fcn.00436027
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop esi
mov dword fs:[0], ecx
leave
ret 4
Function at 0x44cbcc
Capabilities:
Access peb ldr_data
Get process heap force flags

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4a8d9f
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.00438f55
push 0xe
lea ecx, [esp + 0x10]
mov dword [esp + 0x30], ebx
call fcn.0044cb48
pop ecx
push 0xf
lea ecx, [esp + 0x10]
call fcn.0044cb48
pop ecx
push 0x11
push esi
lea edi, [esp + 0x14]
call fcn.0044cb04
push 0x10
push esi
call fcn.0044cb04
push 9
push esi
call fcn.0044cb04
push 6
push esi
call fcn.0044cb04
push 0x12
push esi
call fcn.0044cb04
push 0x14
push esi
call fcn.0044cb04
push 0x13
push esi
call fcn.0044cb04
push 0x15
push esi
call fcn.0044cb04
add esp, 0x40
push 0xa
push esi
call fcn.0044cb04
push 0x16
push esi
call fcn.0044cb04
add esp, 0x10
mov eax, esi
call fcn.004391ec
push ebx
push 0x61
call fcn.0043813b
push ebx
push 0x62
call fcn.0043813b
push ebx
push 0x63
call fcn.0043813b
push 0x14
mov eax, esi
call fcn.0044cb7e
pop ecx
push 6
mov eax, esi
call fcn.0044cb7e
pop ecx
push 9
mov eax, esi
call fcn.0044cb7e
pop ecx
push 0x11
mov eax, esi
call fcn.0044cb7e
or dword [esp + 0x30], 0xffffffff
pop ecx
mov ecx, edi
call fcn.00440c03
mov ecx, dword [esp + 0x24]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x450c61
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4aa961
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x38
mov eax, dword [0x4da2a0]
push ebx
push esi
push edi
mov ecx, 0x4da2a0
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.00406070
mov esi, ebx
call fcn.00457f3e
push dword [ebx]
call fcn.00457e9e
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 0x450ce1
cmp dword [esp + 0x30], edi
je 0x450ce6
call fcn.0047940b
cmp dword [esp + 0x34], esi
je 0x450ddd
lea esi, [esp + 0x30]
call fcn.00452166
mov dword [esp + 0x14], eax
call fcn.00452166
mov esi, eax
push 0x4b94dc
push dword [esp + 0x18]
add esi, 4
mov dword [esp + 0x28], esi
call fcn.00405a9d
test eax, eax
je 0x450d5c
push dword [esp + 0x14]
lea eax, [esp + 0x20]
push eax
mov ecx, ebx
call fcn.0040671b
pop ecx
pop ecx
lea edi, [esp + 0x10]
mov byte [esp + 0x4c], 1
call fcn.00405da7
mov byte [esp + 0x4c], 0
mov eax, dword [esp + 0x1c]
add eax, 0xfffffff0
call fcn.00405cd1
push dword [esp + 0x10]
call fcn.00457e9e
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 0x450d7d
cmp dword [esp + 0x28], esi
je 0x450d82
call fcn.0047940b
mov eax, dword [esp + 0x3c]
cmp dword [esp + 0x2c], eax
je 0x450dcf
cmp dword [esp + 0x28], 0
jne 0x450d98
call fcn.0047940b
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x28]
cmp eax, dword [ecx + 4]
jne 0x450daa
call fcn.0047940b
mov eax, dword [esp + 0x2c]
push dword [ebx]
mov ebx, dword [eax + 8]
call fcn.0045160f
lea esi, [esp + 0x28]
call fcn.004544c3
mov esi, dword [esp + 0x20]
mov ebx, dword [esp + 0x24]
mov edi, dword [esp + 0x18]
jmp 0x450d69
lea esi, [esp + 0x30]
call fcn.00452631
jmp 0x450cd1
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
call fcn.00405cd1
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 0x45120d
Capabilities:
Copy file

Disassembly:
mov eax, 0x4aa947
call fcn.004a7794
mov eax, dword [ebx + 0x14]
sub esp, 0x14
cmp eax, 0xffffffff
push esi
push edi
je 0x451363
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.0040671b
pop ecx
pop ecx
and dword [ebp - 4], 0
lea ecx, [ebp - 0x18]
call fcn.00451b93
test eax, eax
je 0x451358
mov eax, dword [0x4da2a0]
mov esi, 0x4da2a0
mov ecx, esi
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x10], eax
mov byte [ebp - 4], 1
mov eax, dword [0x4da2a0]
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.00451c37
lea edi, [ebp - 0x14]
mov byte [ebp - 4], 3
call fcn.00405da7
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.00405cd1
push dword [ebp - 0x18]
lea eax, [ebp - 0x1c]
push eax
call fcn.00451ccf
pop ecx
pop ecx
lea edi, [ebp - 0x10]
mov byte [ebp - 4], 4
call fcn.00405da7
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.00405cd1
mov eax, edi
push eax
lea eax, [ebp - 0x1c]
push eax
lea ecx, [ebp - 0x14]
call fcn.0040671b
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.00405cd1
test esi, esi
mov edi, dword [ebp - 0x10]
je 0x451345
push ecx
lea eax, [edi - 0x10]
mov dword [ebp - 0x20], esp
mov esi, esp
call fcn.00405b50
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.0040671b
pop ecx
pop ecx
mov byte [ebp - 4], 6
push eax
mov byte [ebp - 4], 7
call fcn.00451d28
mov eax, dword [ebp - 0x1c]
pop ecx
pop ecx
add eax, 0xfffffff0
call fcn.00405cd1
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.00405cd1
lea eax, [edi - 0x10]
call fcn.00405cd1
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.00405cd1
mov ecx, dword [ebp - 0xc]
or dword [ebx + 0x14], 0xffffffff
pop edi
mov dword fs:[0], ecx
pop esi
leave
ret
Function at 0x45187f
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 0x4518bb
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4519b8
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 0x4518e9
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 0x4518f4
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x451984
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 0x451915
cmp dword [ebp - 0x18], ebx
je 0x45191a
call fcn.0047940b
mov eax, dword [ebp - 0x1c]
cmp dword [ebp - 0x14], eax
je 0x451974
lea esi, [ebp - 0x18]
call fcn.00431212
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x451937
xor eax, eax
jmp 0x45193c
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edi
call fcn.0040b6c0
push eax
push dword [ebp - 4]
call fcn.0047bc60
mov eax, dword [esi + 4]
add esp, 0xc
cmp eax, edi
jne 0x45195a
xor esi, esi
jmp 0x45195f
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp - 4], esi
lea edi, [ebp - 0x28]
lea esi, [ebp - 0x18]
call fcn.00452186
mov esi, dword [ebp + 8]
xor edi, edi
jmp 0x451905
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 0x451994
push dword [ebp - 8]
call ebx
push dword [ebp - 0x10]
call ebx
cmp dword [ebp - 4], edi
je 0x4519b8
push dword [ebp + 0xc]
mov eax, esi
call fcn.004519c2
cmp eax, edi
mov dword [ebp - 4], eax
jne 0x4519b8
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 0x4519c2
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 0x451a00
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x451ae6
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 0x451a21
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x451ad1
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 0x451a41
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x451ac3
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 0x451a5f
cmp dword [ebp - 0x1c], ebx
je 0x451a64
call fcn.0047940b
cmp dword [ebp - 0x18], esi
je 0x451abc
lea esi, [ebp - 0x1c]
call fcn.00431212
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x451a7e
xor eax, eax
jmp 0x451a83
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edi
call fcn.0040b6c0
push eax
push dword [ebp + 8]
call fcn.00477c61
add esp, 0xc
test eax, eax
jne 0x451ac3
mov eax, dword [esi + 4]
cmp eax, edi
jne 0x451aa5
xor esi, esi
jmp 0x451aaa
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp + 8], esi
lea edi, [ebp - 0x24]
lea esi, [ebp - 0x1c]
call fcn.00452186
xor edi, edi
jmp 0x451a52
mov dword [ebp - 0x10], 1
cmp dword [ebp - 8], edi
je 0x451ad1
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 0x451ae1
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 0x451b42
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 0x451b79
mov eax, dword [ebp - 4]
add ebx, eax
sub dword [ebp - 8], eax
je 0x451b85
push 0
lea eax, [ebp - 4]
push eax
push dword [ebp - 8]
push ebx
push dword [ebp + 8]
call esi
test eax, eax
jne 0x451b66
jmp 0x451b8c
mov dword [ebp - 0xc], 1
mov eax, dword [ebp - 0xc]
pop esi
pop ebx
leave
ret
Function at 0x451c37
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20c
and dword [ebp - 4], 0
test byte [0x4db558], 1
jne 0x451c74
mov eax, dword [0x4da2a0]
or dword [0x4db558], 1
mov ecx, 0x4da2a0
call dword [eax + 0xc]
add eax, 0x10
push 0x4ad043
mov dword [0x4db554], eax
call fcn.0047afb4
pop ecx
mov eax, dword [0x4db554]
cmp dword [eax - 0xc], 0
jne 0x451cbe
push 0x104
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x451cb9
push esi
lea eax, [ebp - 0x20c]
push eax
mov esi, 0x4db554
push esi
call fcn.00406070
call fcn.00457f3e
push str.drivers_
push esi
call fcn.00406d14
pop esi
mov eax, dword [0x4db554]
add eax, 0xfffffff0
call fcn.00405b50
add eax, 0x10
mov dword [edi], eax
mov eax, edi
leave
ret

Function at 0x4536b2
Capabilities:
Delete file
Set file attributes

Disassembly:
push 0
push dword [esp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
jne 0x4536c5
xor al, al
ret
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
setne al
ret

Function at 0x453a07
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 0x453a20
mov eax, dword [ebp - 4]
jmp 0x453afa
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 0x453ad5
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 + 0x4b6d78]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b6d78]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b6d78]
mov cl, bh
xor eax, edi
mov ebx, dword [esi]
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b6d78]
add esi, 4
xor eax, edi
mov dl, bl
mov cl, bh
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b6d78]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b6d78]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b6d78]
mov cl, bh
xor eax, edi
xor cl, al
shr eax, 8
xor eax, dword [ecx*4 + 0x4b6d78]
dec ebp
jne 0x453a3f
pop ebp
mov ecx, dword [ebp + 0x10]
xor edx, edx
and ecx, 7
je 0x453af1
mov dl, byte [esi]
inc esi
xor dl, al
shr eax, 8
xor eax, dword [edx*4 + 0x4b6d78]
dec ecx
jne 0x453adf
xor eax, 0xffffffff
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
leave
ret
Function at 0x453b6c
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.004541e7
push dword [ebp + 8]
mov dword [0x4db2dc], eax
push 0x4db2b4
call fcn.00406070
call fcn.00454134
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 0x4db2b8
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 [0x4db2a8], eax
call esi
cmp dword [0x4db2a8], ebx
mov dword [0x4db2ac], eax
je 0x453c2e
cmp eax, ebx
je 0x453c2e
push ebx
push ebx
push 0x4db2a0
push 0x453f7e
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateThread]
xor ecx, ecx
cmp eax, ebx
setne cl
mov dword [0x4db2b0], eax
mov eax, ecx
jmp 0x453c30
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4

Function at 0x453c37
Capabilities:
Terminate thread

Disassembly:
cmp dword [0x4db2b0], 0
mov dword [0x4db2a0], 1
je 0x453c80
mov eax, dword [0x4db2ac]
test eax, eax
je 0x453c5a
push eax
call dword [sym.imp.KERNEL32.dll_SetEvent]
push 0xea60
push dword [0x4db2b0]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, 0x102
jne 0x453c80
push 0
push dword [0x4db2b0]
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov eax, dword [0x4db2ac]
test eax, eax
push esi
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x453c9a
push eax
call esi
and dword [0x4db2ac], 0
mov eax, dword [0x4db2b0]
test eax, eax
je 0x453cad
push eax
call esi
and dword [0x4db2b0], 0
pop esi
ret
Function at 0x453f8a
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4aa8a7
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.0045437b
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 0x45410d
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 0x4540f6
cmp dword [esi + 4], ebx
jne 0x454033
mov eax, dword [esi + 0x14]
push 0x4be2c0
push eax
call fcn.00477c4e
cmp eax, ebx
pop ecx
pop ecx
mov dword [esi + 4], eax
je 0x4540f6
push ebx
lea ecx, [esp + 0x28]
mov dword [esp + 0x40], 0xf
call fcn.00402861
mov byte [esp + 0x4c], 1
cmp dword [esp + 0x20], ebx
je 0x4540c7
mov eax, dword [esp + 0x1c]
mov edi, dword [eax]
cmp edi, eax
jne 0x45405f
call fcn.0047940b
push 0xffffffffffffffff
push ebx
add edi, 8
push edi
lea ecx, [esp + 0x30]
call fcn.004025b3
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.00454325
cmp dword [esp + 0x3c], 0x10
mov ecx, dword [esp + 0x28]
jae 0x454097
lea ecx, [esp + 0x28]
mov eax, dword [esi + 4]
test eax, eax
je 0x4540bf
push eax
push dword [esp + 0x3c]
push 1
push ecx
call fcn.0047c8fa
push dword [esi + 4]
push 2
push 1
push 0x4b99d8
call fcn.0047c8fa
add esp, 0x20
xor ebx, ebx
cmp dword [esp + 0x20], ebx
jne 0x454050
mov eax, dword [esi + 4]
cmp eax, ebx
je 0x4540e1
push eax
call fcn.0047cd1a
pop ecx
push dword [esi + 4]
call fcn.00477b0c
pop ecx
mov dword [esi + 4], ebx
push ebx
push 1
lea ecx, [esp + 0x2c]
mov byte [esp + 0x54], bl
call fcn.004026b4
jmp 0x453fd3
cmp dword [esi], ebx
jne 0x45410d
push 0xffffffffffffffff
push dword [esi + 0xc]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
je 0x453fd3
lea esi, [esp + 0x18]
call fcn.00454393
push dword [esp + 0x1c]
call fcn.004796bf
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