joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4150af
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
mov esi, eax
mov eax, pe_nt_image_headers32
push edi
mov ebx, eax
or esi, eax
shl dword [ebp + 0x10], 1
mov eax, esi
shr eax, 7
and eax, 1
push eax
mov eax, ebx
and eax, dword [ebp + 0x10]
mov ecx, esi
add eax, ebx
shr ecx, 8
add ecx, eax
mov eax, dword [ebp + 0xc]
lea edi, [eax + ecx*2]
mov eax, dword [ebp + 8]
call fcn.00415029
add esi, esi
mov eax, esi
xor eax, dword [ebp + 0x10]
pop ecx
not eax
and ebx, eax
cmp esi, 0x10000
jb 0x4150c0
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x415101
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 0x41510a
pop esi
ret

Function at 0x41513f
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 0x41514d
pop edi
pop esi
pop ebp
ret

Function at 0x415245
Capabilities:
Encode data using xor

Disassembly:
xor edx, edx
push esi
mov esi, eax
xor eax, eax
inc edx
test esi, esi
je 0x415285
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 0x415253
pop edi
pop ebx
pop esi
ret
Function at 0x416bcd
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 0x416c1a
inc dword [ebp - 4]
mov dword [eax], edi
add eax, 4
cmp dword [ebp - 4], 0x100
jb 0x416c10
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.00414d1f
mov ebx, esi
call fcn.00414e22
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 0x416cd1
push ebx
push dword [ebp - 4]
lea eax, [edi + esi + 0x306a0]
push eax
call fcn.0048b400
add esp, 0xc
add edi, ebx
inc dword [ebp - 4]
cmp dword [ebp - 4], 0x16
jl 0x416cac
push 8
pop edi
mov edx, 0x10000
push 4
mov eax, edi
xor ecx, ecx
pop ebx
imul eax, eax
add ecx, ecx
jmp 0x416cf3
shr eax, 1
inc ecx
cmp eax, edx
jae 0x416cf0
dec ebx
jne 0x416ce9
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 0x416ce2
and dword [esi + 0x325ac], ebx
and dword [esi + 0x3bd14], ebx
pop edi
pop ebx
leave
ret

Function at 0x417759
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.0048e5af
mov ecx, dword [ebp + 8]
add esp, 0x18
test eax, eax
mov dword [ecx], eax
je 0x417782
xor eax, eax
leave
ret
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x41778d
inc eax
leave
ret
Function at 0x41ad94
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
mov eax, 0x4a68f4
call fcn.004a5b68
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.0040cdd0
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop esi
mov dword fs:[0], ecx
leave
ret 4
Function at 0x42396a
Capabilities:
Access peb ldr_data
Get process heap force flags

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4a7493
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.0040fc7b
push 0xe
lea ecx, [esp + 0x10]
mov dword [esp + 0x30], ebx
call fcn.004238e6
pop ecx
push 0xf
lea ecx, [esp + 0x10]
call fcn.004238e6
pop ecx
push 0x11
push esi
lea edi, [esp + 0x14]
call fcn.004238a2
push 0x10
push esi
call fcn.004238a2
push 9
push esi
call fcn.004238a2
push 6
push esi
call fcn.004238a2
push 0x12
push esi
call fcn.004238a2
push 0x14
push esi
call fcn.004238a2
push 0x13
push esi
call fcn.004238a2
push 0x15
push esi
call fcn.004238a2
add esp, 0x40
push 0xa
push esi
call fcn.004238a2
push 0x16
push esi
call fcn.004238a2
add esp, 0x10
mov eax, esi
call fcn.0040ff12
push ebx
push 0x61
call fcn.0041c315
push ebx
push 0x62
call fcn.0041c315
push ebx
push 0x63
call fcn.0041c315
push 0x14
mov eax, esi
call fcn.0042391c
pop ecx
push 6
mov eax, esi
call fcn.0042391c
pop ecx
push 9
mov eax, esi
call fcn.0042391c
pop ecx
push 0x11
mov eax, esi
call fcn.0042391c
or dword [esp + 0x30], 0xffffffff
pop ecx
mov ecx, edi
call fcn.00417929
mov ecx, dword [esp + 0x24]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x427523
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4a8790
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x38
mov eax, dword [0x4d8074]
push ebx
push esi
push edi
mov ecx, 0x4d8074
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.00405d90
mov esi, ebx
call fcn.00428358
push dword [ebx]
call fcn.00406088
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 0x4275a3
cmp dword [esp + 0x30], edi
je 0x4275a8
call fcn.00489924
cmp dword [esp + 0x34], esi
je 0x42769f
lea esi, [esp + 0x30]
call fcn.004289b8
mov dword [esp + 0x14], eax
call fcn.004289b8
mov esi, eax
push 0x4b747c
push dword [esp + 0x18]
add esi, 4
mov dword [esp + 0x28], esi
call fcn.004054a6
test eax, eax
je 0x42761e
push dword [esp + 0x14]
lea eax, [esp + 0x20]
push eax
mov ecx, ebx
call fcn.00406319
pop ecx
pop ecx
lea edi, [esp + 0x10]
mov byte [esp + 0x4c], 1
call fcn.00404ead
mov byte [esp + 0x4c], 0
mov eax, dword [esp + 0x1c]
add eax, 0xfffffff0
call fcn.00405905
push dword [esp + 0x10]
call fcn.00406088
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 0x42763f
cmp dword [esp + 0x28], esi
je 0x427644
call fcn.00489924
mov eax, dword [esp + 0x3c]
cmp dword [esp + 0x2c], eax
je 0x427691
cmp dword [esp + 0x28], 0
jne 0x42765a
call fcn.00489924
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x28]
cmp eax, dword [ecx + 4]
jne 0x42766c
call fcn.00489924
mov eax, dword [esp + 0x2c]
push dword [ebx]
mov ebx, dword [eax + 8]
call fcn.00427e25
lea esi, [esp + 0x28]
call fcn.00429428
mov esi, dword [esp + 0x20]
mov ebx, dword [esp + 0x24]
mov edi, dword [esp + 0x18]
jmp 0x42762b
lea esi, [esp + 0x30]
call fcn.00428e7c
jmp 0x427593
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
call fcn.00405905
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 0x427a21
Capabilities:
Copy file

Disassembly:
mov eax, 0x4a8776
call fcn.004a5b68
mov eax, dword [ebx + 0x14]
sub esp, 0x14
cmp eax, 0xffffffff
push esi
push edi
je 0x427b77
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.00406319
pop ecx
pop ecx
and dword [ebp - 4], 0
lea ecx, [ebp - 0x18]
call fcn.004283e6
test eax, eax
je 0x427b6c
mov eax, dword [0x4d8074]
mov esi, 0x4d8074
mov ecx, esi
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x10], eax
mov byte [ebp - 4], 1
mov eax, dword [0x4d8074]
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.0042848a
lea edi, [ebp - 0x14]
mov byte [ebp - 4], 3
call fcn.00404ead
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.00405905
push dword [ebp - 0x18]
lea eax, [ebp - 0x1c]
push eax
call fcn.00428522
pop ecx
pop ecx
lea edi, [ebp - 0x10]
mov byte [ebp - 4], 4
call fcn.00404ead
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x1c]
add eax, 0xfffffff0
call fcn.00405905
mov eax, edi
push eax
lea eax, [ebp - 0x1c]
push eax
lea ecx, [ebp - 0x14]
call fcn.00406319
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.00405905
test esi, esi
mov edi, dword [ebp - 0x10]
je 0x427b59
push ecx
lea eax, [edi - 0x10]
mov dword [ebp - 0x20], esp
mov esi, esp
call fcn.0040591d
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.00406319
pop ecx
pop ecx
mov byte [ebp - 4], 6
push eax
mov byte [ebp - 4], 7
call fcn.0042857b
mov eax, dword [ebp - 0x1c]
pop ecx
pop ecx
add eax, 0xfffffff0
call fcn.00405905
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.00405905
lea eax, [edi - 0x10]
call fcn.00405905
mov eax, dword [ebp - 0x18]
add eax, 0xfffffff0
call fcn.00405905
mov ecx, dword [ebp - 0xc]
or dword [ebx + 0x14], 0xffffffff
pop edi
mov dword fs:[0], ecx
pop esi
leave
ret
Function at 0x428095
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 0x4280d1
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4281ce
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 0x4280ff
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 0x42810a
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x42819a
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 0x42812b
cmp dword [ebp - 0x18], ebx
je 0x428130
call fcn.00489924
mov eax, dword [ebp - 0x1c]
cmp dword [ebp - 0x14], eax
je 0x42818a
lea esi, [ebp - 0x18]
call fcn.004289d8
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x42814d
xor eax, eax
jmp 0x428152
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edi
call fcn.0040bb4f
push eax
push dword [ebp - 4]
call fcn.0048cd30
mov eax, dword [esi + 4]
add esp, 0xc
cmp eax, edi
jne 0x428170
xor esi, esi
jmp 0x428175
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp - 4], esi
lea edi, [ebp - 0x28]
lea esi, [ebp - 0x18]
call fcn.004289f8
mov esi, dword [ebp + 8]
xor edi, edi
jmp 0x42811b
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 0x4281aa
push dword [ebp - 8]
call ebx
push dword [ebp - 0x10]
call ebx
cmp dword [ebp - 4], edi
je 0x4281ce
push dword [ebp + 0xc]
mov eax, esi
call fcn.004281d8
cmp eax, edi
mov dword [ebp - 4], eax
jne 0x4281ce
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 0x4281d8
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 0x428216
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4282fc
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 0x428237
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4282e7
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 0x428257
call dword [sym.imp.KERNEL32.dll_GetLastError]
jmp 0x4282d9
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 0x428275
cmp dword [ebp - 0x1c], ebx
je 0x42827a
call fcn.00489924
cmp dword [ebp - 0x18], esi
je 0x4282d2
lea esi, [ebp - 0x1c]
call fcn.004289d8
mov esi, dword [eax]
mov ecx, dword [esi + 4]
cmp ecx, edi
jne 0x428294
xor eax, eax
jmp 0x428299
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edi
call fcn.0040bb4f
push eax
push dword [ebp + 8]
call fcn.00489ba4
add esp, 0xc
test eax, eax
jne 0x4282d9
mov eax, dword [esi + 4]
cmp eax, edi
jne 0x4282bb
xor esi, esi
jmp 0x4282c0
mov esi, dword [esi + 8]
sub esi, eax
add dword [ebp + 8], esi
lea edi, [ebp - 0x24]
lea esi, [ebp - 0x1c]
call fcn.004289f8
xor edi, edi
jmp 0x428268
mov dword [ebp - 0x10], 1
cmp dword [ebp - 8], edi
je 0x4282e7
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 0x4282f7
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 0x428395
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 0x4283cc
mov eax, dword [ebp - 4]
add ebx, eax
sub dword [ebp - 8], eax
je 0x4283d8
push 0
lea eax, [ebp - 4]
push eax
push dword [ebp - 8]
push ebx
push dword [ebp + 8]
call esi
test eax, eax
jne 0x4283b9
jmp 0x4283df
mov dword [ebp - 0xc], 1
mov eax, dword [ebp - 0xc]
pop esi
pop ebx
leave
ret
Function at 0x42848a
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20c
and dword [ebp - 4], 0
test byte [0x4d9174], 1
jne 0x4284c7
mov eax, dword [0x4d8074]
or dword [0x4d9174], 1
mov ecx, 0x4d8074
call dword [eax + 0xc]
add eax, 0x10
push 0x4ab17e
mov dword [0x4d9170], eax
call fcn.0048c8b5
pop ecx
mov eax, dword [0x4d9170]
cmp dword [eax - 0xc], 0
jne 0x428511
push 0x104
lea eax, [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x42850c
push esi
lea eax, [ebp - 0x20c]
push eax
mov esi, 0x4d9170
push esi
call fcn.00405d90
call fcn.00428358
push str.drivers_
push esi
call fcn.00406128
pop esi
mov eax, dword [0x4d9170]
add eax, 0xfffffff0
call fcn.0040591d
add eax, 0x10
mov dword [edi], eax
mov eax, edi
leave
ret

Function at 0x429e61
Capabilities:
Delete file
Set file attributes

Disassembly:
push 0
push dword [esp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
jne 0x429e74
xor al, al
ret
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
setne al
ret

Function at 0x42a1b6
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 0x42a1cf
mov eax, dword [ebp - 4]
jmp 0x42a2a9
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 0x42a284
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 + 0x4b4d20]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b4d20]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b4d20]
mov cl, bh
xor eax, edi
mov ebx, dword [esi]
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b4d20]
add esi, 4
xor eax, edi
mov dl, bl
mov cl, bh
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b4d20]
shr ebx, 0x10
xor eax, edi
xor cl, al
shr eax, 8
mov edi, dword [ecx*4 + 0x4b4d20]
mov dl, bl
xor eax, edi
xor dl, al
shr eax, 8
mov edi, dword [edx*4 + 0x4b4d20]
mov cl, bh
xor eax, edi
xor cl, al
shr eax, 8
xor eax, dword [ecx*4 + 0x4b4d20]
dec ebp
jne 0x42a1ee
pop ebp
mov ecx, dword [ebp + 0x10]
xor edx, edx
and ecx, 7
je 0x42a2a0
mov dl, byte [esi]
inc esi
xor dl, al
shr eax, 8
xor eax, dword [edx*4 + 0x4b4d20]
dec ecx
jne 0x42a28e
xor eax, 0xffffffff
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
leave
ret
Function at 0x42a420
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.0042a906
push dword [ebp + 8]
mov dword [0x4d8fac], eax
push 0x4d8f84
call fcn.00405d90
call fcn.0042a853
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 0x4d8f88
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 [0x4d8f78], eax
call esi
cmp dword [0x4d8f78], ebx
mov dword [0x4d8f7c], eax
je 0x42a4e2
cmp eax, ebx
je 0x42a4e2
push ebx
push ebx
push 0x4d8f70
push 0x42a69d
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateThread]
xor ecx, ecx
cmp eax, ebx
setne cl
mov dword [0x4d8f80], eax
mov eax, ecx
jmp 0x42a4e4
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4

Function at 0x42a4eb
Capabilities:
Terminate thread

Disassembly:
cmp dword [0x4d8f80], 0
mov dword [0x4d8f70], 1
je 0x42a534
mov eax, dword [0x4d8f7c]
test eax, eax
je 0x42a50e
push eax
call dword [sym.imp.KERNEL32.dll_SetEvent]
push 0xea60
push dword [0x4d8f80]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, 0x102
jne 0x42a534
push 0
push dword [0x4d8f80]
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov eax, dword [0x4d8f7c]
test eax, eax
push esi
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
je 0x42a54e
push eax
call esi
and dword [0x4d8f7c], 0
mov eax, dword [0x4d8f80]
test eax, eax
je 0x42a561
push eax
call esi
and dword [0x4d8f80], 0
pop esi
ret
Function at 0x42a6a9
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4a8e24
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.0042aa9b
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 0x42a82c
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 0x42a815
cmp dword [esi + 4], ebx
jne 0x42a752
mov eax, dword [esi + 0x14]
push 0x4b8770
push eax
call fcn.00488f4a
cmp eax, ebx
pop ecx
pop ecx
mov dword [esi + 4], eax
je 0x42a815
push ebx
lea ecx, [esp + 0x28]
mov dword [esp + 0x40], 0xf
call fcn.004025e6
mov byte [esp + 0x4c], 1
cmp dword [esp + 0x20], ebx
je 0x42a7e6
mov eax, dword [esp + 0x1c]
mov edi, dword [eax]
cmp edi, eax
jne 0x42a77e
call fcn.00489924
push 0xffffffffffffffff
push ebx
add edi, 8
push edi
lea ecx, [esp + 0x30]
call fcn.00402338
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.0042aa45
cmp dword [esp + 0x3c], 0x10
mov ecx, dword [esp + 0x28]
jae 0x42a7b6
lea ecx, [esp + 0x28]
mov eax, dword [esi + 4]
test eax, eax
je 0x42a7de
push eax
push dword [esp + 0x3c]
push 1
push ecx
call fcn.0048d6fc
push dword [esi + 4]
push 2
push 1
push 0x4b76c8
call fcn.0048d6fc
add esp, 0x20
xor ebx, ebx
cmp dword [esp + 0x20], ebx
jne 0x42a76f
mov eax, dword [esi + 4]
cmp eax, ebx
je 0x42a800
push eax
call fcn.0048d331
pop ecx
push dword [esi + 4]
call fcn.00488e08
pop ecx
mov dword [esi + 4], ebx
push ebx
push 1
lea ecx, [esp + 0x2c]
mov byte [esp + 0x54], bl
call fcn.00402439
jmp 0x42a6f2
cmp dword [esi], ebx
jne 0x42a82c
push 0xffffffffffffffff
push dword [esi + 0xc]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
je 0x42a6f2
lea esi, [esp + 0x18]
call fcn.0042aab3
push dword [esp + 0x1c]
call fcn.00489934
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