joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4058b4
Capabilities:
Get file size
Read file on windows
Write file on windows

Disassembly:
push ebx
push ebp
push esi
push edi
push 1
call fcn.00405e88
test eax, eax
mov esi, dword [esp + 0x18]
je 0x4058d8
push 5
push esi
push dword [esp + 0x1c]
call eax
test eax, eax
jne 0x405a11
mov ebx, dword [sym.imp.kernel32.dll_GetShortPathNameA]
mov dword [0x422630], 0x4c554e
test esi, esi
mov edi, 0x400
mov ebp, 0x422630
je 0x40591c
push 1
push 0
push esi
call fcn.0040583d
push eax
call dword [sym.imp.kernel32.dll_CloseHandle]
push edi
push ebp
push esi
call ebx
test eax, eax
je 0x405a17
cmp eax, edi
jg 0x405a17
mov esi, 0x4220a8
push edi
push esi
push dword [esp + 0x1c]
call ebx
test eax, eax
je 0x405a17
cmp eax, edi
jg 0x405a17
push esi
push ebp
push str._s_s_r_n
push 0x421ca8
call dword [sym.imp.USER32.dll_wsprintfA]
mov ebx, eax
mov eax, dword [0x423eb0]
add esp, 0x10
push dword [eax + 0x128]
push esi
call fcn.0040548b
push 4
push 0xc0000000
push esi
call fcn.0040583d
mov ebp, eax
cmp ebp, 0xffffffff
mov dword [esp + 0x14], ebp
je 0x405a11
push 0
push ebp
call dword [sym.imp.kernel32.dll_GetFileSize]
mov edi, eax
lea eax, [edi + ebx + 0xa]
push eax
push 0x40
call dword [sym.imp.kernel32.dll_GlobalAlloc]
mov esi, eax
test esi, esi
je 0x405a0a
lea eax, [esp + 0x18]
push 0
push eax
push edi
push esi
push ebp
call dword [sym.imp.kernel32.dll_ReadFile]
test eax, eax
je 0x405a0a
cmp edi, dword [esp + 0x18]
jne 0x405a0a
push str._Rename__r_n
push esi
call fcn.004057b2
test eax, eax
jne 0x405a1e
lea eax, [esi + edi]
push str._Rename__r_n
push eax
call fcn.00405b66
add edi, 0xa
mov eax, edi
push ebx
add eax, esi
push 0x421ca8
push eax
call fcn.004057fe
xor eax, eax
push eax
push eax
push eax
push ebp
call dword [sym.imp.kernel32.dll_SetFilePointer]
lea eax, [esp + 0x18]
push 0
add edi, ebx
push eax
push edi
push esi
push ebp
call dword [sym.imp.kernel32.dll_WriteFile]
push esi
call dword [sym.imp.kernel32.dll_GlobalFree]
push ebp
call dword [sym.imp.kernel32.dll_CloseHandle]
inc dword [0x423f30]
pop edi
pop esi
pop ebp
pop ebx
ret 8
add eax, 0xa
push 0x409350
push eax
call fcn.004057b2
test eax, eax
je 0x4059d5
inc eax
lea ecx, [esi + edi]
cmp eax, ecx
mov ebp, eax
jae 0x405a45
mov dl, byte [ebp]
mov byte [ebx + ebp], dl
inc ebp
cmp ebp, ecx
jb 0x405a3a
mov ebp, dword [esp + 0x14]
sub eax, esi
jmp 0x4059d7

Function at 0x405ef4
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x422a34], 0
push esi
jne 0x405f2b
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 0x405f05
mov dword [ecx*4 + 0x422a30], eax
inc ecx
cmp ecx, 0x100
jl 0x405f00
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x405f5c
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 + 0x422a30]
xor eax, esi
inc ecx
dec edx
jne 0x405f3e
pop edi
not eax
pop esi
ret 0xc
Function at 0x813058
Capabilities:
Decompress data using aplib

Disassembly:
call fcn.008131a8
push ebx
mov ebx, esp
push ebx
mov esi, dword [ebx + 8]
mov edi, dword [ebx + 0x10]
cld
mov dl, 0x80
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
mov ebx, 2
add dl, dl
jne 0x81307e
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x81306a
add dl, dl
jne 0x813089
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x8130dc
xor eax, eax
add dl, dl
jne 0x813096
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x81317d
add dl, dl
jne 0x8130a5
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x8130b0
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x8130bb
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x8130c6
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
je 0x8130d2
push edi
mov eax, eax
sub edi, eax
mov al, byte [edi]
pop edi
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x813075
mov eax, 1
add dl, dl
jne 0x8130ea
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x8130f5
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x8130e1
sub eax, ebx
mov ebx, 1
jne 0x813128
mov ecx, 1
add dl, dl
jne 0x81310e
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x813119
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x813105
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x813075
dec eax
shl eax, 8
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x81313f
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x81314a
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x813136
cmp eax, 0x7d00
jae 0x81316d
cmp eax, 0x500
jb 0x813168
inc ecx
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x813075
cmp eax, 0x7f
ja 0x813170
add ecx, 2
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x813075
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x81319e
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 0x813075
pop ebx
sub edi, dword [ebx + 0x10]
mov eax, edi
pop ebx
ret 0x10
Function at 0x40adc0
Capabilities:
Clear file content

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1014
call fcn.00404730
push ebx
push esi
push edi
mov ebx, dword [ebp + 8]
mov dword [ebp - 4], 0
mov eax, dword [0x4170bc]
cmp ebx, eax
jae 0x40adfb
mov eax, ebx
and eax, 0x1f
mov edx, ebx
sar edx, 5
mov edx, dword [edx*4 + 0x4170c0]
test byte [edx + eax*8 + 4], 1
jne 0x40ae0d
mov dword [0x415c84], 9
or eax, 0xffffffff
jmp 0x40af32
push 1
push 0
push ebx
call fcn.00409fd0
add esp, 0xc
mov dword [ebp - 0xc], eax
cmp eax, 0xffffffff
je 0x40ae37
push 2
push 0
push ebx
call fcn.00409fd0
add esp, 0xc
mov dword [ebp - 8], eax
cmp eax, 0xffffffff
jne 0x40ae3f
or eax, 0xffffffff
jmp 0x40af32
mov eax, dword [ebp + 0xc]
mov esi, eax
sub esi, dword [ebp - 8]
test esi, esi
jle 0x40aee4
lea edx, [ebp - 0x1010]
mov ecx, 0x1000
xor eax, eax
push edi
mov edi, edx
rep stosb byte es:[edi], al
pop edi
mov eax, edx
push 0x8000
push ebx
call fcn.0040b330
add esp, 8
mov dword [ebp - 0x10], eax
mov eax, esi
cmp eax, 0x1000
jb 0x40ae8a
mov dword [ebp - 0x1014], 0x1000
jmp 0x40ae92
mov eax, esi
mov dword [ebp - 0x1014], eax
mov eax, dword [ebp - 0x1014]
push eax
lea eax, [ebp - 0x1010]
push eax
push ebx
call fcn.004086d0
add esp, 0xc
mov edi, eax
cmp eax, 0xffffffff
jne 0x40aecb
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 5
jne 0x40aec5
mov dword [0x415c84], 0xd
or dword [ebp - 4], 0xffffffff
jmp 0x40aed5
mov eax, esi
sub eax, edi
mov esi, eax
test eax, eax
jg 0x40ae75
mov eax, dword [ebp - 0x10]
push eax
push ebx
call fcn.0040b330
add esp, 8
jmp 0x40af20
test esi, esi
jge 0x40af20
push 0
mov eax, dword [ebp + 0xc]
push eax
push ebx
call fcn.00409fd0
add esp, 0xc
push ebx
call fcn.00408b00
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
setne al
and eax, 1
dec eax
mov dword [ebp - 4], eax
cmp eax, 0xffffffff
jne 0x40af20
mov dword [0x415c84], 0xd
push 0
mov eax, dword [ebp - 0xc]
push eax
push ebx
call fcn.00409fd0
add esp, 0xc
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x42e000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
push 4
nop
nop
nop
nop
nop
nop
nop
pop edi
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
je 0x42e072
nop
nop
mov ebx, 0x407ef8
nop
nop
nop
mov ecx, ebx
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
div edi
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
pop eax
nop
nop
nop
nop
nop
nop
mov esi, 0x20645820
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x42e060
nop
nop
mov eax, section..data
nop
nop
cmp eax, 0
nop
nop
nop
nop
nop
je 0x42e0d2
mov ebx, 0x42cd70
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
nop
nop
sub ecx, eax
nop
xor edx, edx
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
div edi
nop
nop
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
mov esi, 0x1bb2024a
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x42e0c0
nop
nop
nop
nop
popal
nop
jmp 0x401219
Function at 0x401198
Capabilities:
Query or enumerate registry key

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x110
and dword [ebp - 8], 0
lea eax, [ebp - 4]
push eax
push 4
push 0x40f244
call fcn.00403434
pop ecx
pop ecx
push eax
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
test eax, eax
jne 0x401282
push ebx
push esi
push edi
mov ebx, 0x40f967
push eax
push ebx
call fcn.00403464
pop ecx
mov dword [ebp - 0xc], eax
pop ecx
lea eax, [ebp - 0x110]
push 0x104
push eax
push dword [ebp - 8]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegEnumKeyA]
test eax, eax
jne 0x401276
lea eax, [ebp - 0x110]
push eax
call fcn.0040c3e8
xor edi, edi
pop ecx
cmp dword [ebp - 0xc], edi
jle 0x40126e
push edi
push ebx
call fcn.00403434
push eax
lea eax, [ebp - 0x110]
push eax
call fcn.00403b7d
add esp, 0x10
test eax, eax
je 0x401268
push str._JBtXzH
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
test esi, esi
je 0x401268
push 2
push str._PTHrP_PvHP:DP
call fcn.00403434
pop ecx
pop ecx
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x401261
lea ecx, [ebp - 0x110]
push ecx
push dword [ebp - 4]
call eax
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
inc edi
cmp edi, dword [ebp - 0xc]
jl 0x40120f
inc dword [ebp - 8]
jmp 0x4011df
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop edi
pop esi
pop ebx
leave
ret

Function at 0x401284
Capabilities:
Delete registry value
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x814
lea eax, [ebp + 0xc]
push esi
and dword [ebp - 4], 0
push eax
push dword [ebp + 0xc]
mov esi, 0x400
mov dword [ebp - 0xc], esi
mov dword [ebp - 8], esi
push dword [ebp + 8]
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
test eax, eax
je 0x4012b8
xor eax, eax
jmp 0x4013a4
push ebx
push edi
mov edi, 0x40f967
push 0
push edi
call fcn.00403464
pop ecx
mov dword [ebp + 8], eax
pop ecx
lea eax, [ebp - 8]
xor ebx, ebx
push eax
lea eax, [ebp - 0x814]
push eax
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x414]
mov dword [ebp - 0xc], esi
push eax
mov dword [ebp - 8], esi
push dword [ebp - 4]
push dword [ebp + 0xc]
call dword [sym.imp.ADVAPI32.dll_RegEnumValueA]
test eax, eax
jne 0x401397
cmp dword [ebp - 0x10], 1
je 0x40130f
and byte [ebp - 0x814], al
lea eax, [ebp - 0x414]
push eax
call fcn.0040c3e8
lea eax, [ebp - 0x814]
push eax
call fcn.0040c3e8
cmp dword [ebp + 8], 0
pop ecx
pop ecx
jle 0x40138f
push ebx
push edi
call fcn.00403434
mov dword [ebp - 0x14], eax
push eax
lea eax, [ebp - 0x414]
push eax
call fcn.00403b7d
add esp, 0x10
test eax, eax
jne 0x401379
push dword [ebp - 0x14]
lea eax, [ebp - 0x814]
push eax
call fcn.00403b7d
pop ecx
test eax, eax
pop ecx
jne 0x401379
lea eax, [ebp - 0x414]
push str.____
push eax
call fcn.00407280
pop ecx
test eax, eax
pop ecx
jne 0x401389
lea eax, [ebp - 0x414]
push eax
push dword [ebp + 0xc]
call dword [sym.imp.ADVAPI32.dll_RegDeleteValueA]
inc ebx
cmp ebx, dword [ebp + 8]
jl 0x40132f
inc dword [ebp - 4]
jmp 0x4012cc
push dword [ebp + 0xc]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop edi
xor eax, eax
pop ebx
pop esi
leave
ret 8
Function at 0x4048cb
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x51c
and dword [ebp - 4], 0
cmp dword [0x491e88], 0
jne 0x404906
push 4
push 0x40f244
call fcn.00403434
lea ecx, [ebp - 4]
push ecx
push 0x4047fd
push eax
push closesocket
call fcn.00404562
add esp, 0x18
jmp 0x404942
lea eax, [ebp - 0x418]
push 2
push eax
call fcn.00403bd8
lea eax, [ebp - 0x418]
push eax
push 0x491a78
call fcn.00407370
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x418]
push 0x404769
push eax
push closesocket
call fcn.004045e0
add esp, 0x20
mov eax, dword [ebp - 4]
test eax, eax
mov dword [0x491e8c], eax
jne 0x404a23
push esi
lea eax, [ebp - 0x51c]
push 0x104
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
xor esi, esi
and byte [ebp - 0x18], 0
lea eax, [ebp - 0x18]
push str.4HFL
push eax
call fcn.00407370
pop ecx
lea eax, [ebp - 0x18]
pop ecx
push 4
push 4
push 2
push eax
call fcn.00407460
pop ecx
lea eax, [ebp + eax - 0x18]
push eax
call fcn.00403624
lea eax, [ebp - 0x17]
push eax
call fcn.0040c5cc
lea eax, [ebp - 0x51c]
push eax
lea eax, [ebp - 0x418]
push eax
call fcn.00407370
lea eax, [ebp - 0x418]
push 0x40e044
push eax
call fcn.00407380
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x418]
push eax
call fcn.00407380
lea eax, [ebp - 0x418]
push 0x40f1dc
push eax
call fcn.00407380
lea eax, [ebp - 0x418]
push eax
call fcn.00403d58
add esp, 0x38
test eax, eax
je 0x404a00
inc esi
cmp esi, 0xa
jl 0x404967
lea eax, [ebp - 0x18]
push eax
push 0x491974
call fcn.00407380
lea eax, [ebp - 0x418]
push eax
push 0x491b7c
call fcn.00407370
add esp, 0x10
pop esi
push 1
pop eax
leave
ret

Function at 0x404b78
Capabilities:
Parse pe header

Disassembly:
push esi
mov esi, dword [esp + 0xc]
cmp esi, 0x44
jb 0x404bb3
mov ecx, dword [esp + 8]
cmp byte [ecx], 0x4d
jne 0x404bb3
cmp byte [ecx + 1], 0x5a
jne 0x404bb3
movzx eax, word [ecx + 0x3c]
add eax, ecx
add esi, 0xfffffffc
mov edx, eax
sub edx, ecx
cmp edx, esi
ja 0x404bb3
mov eax, dword [eax]
pop esi
sub eax, 0x4550
neg eax
sbb eax, eax
not eax
and eax, edx
ret
xor eax, eax
pop esi
ret
Function at 0x4050c1
Capabilities:
Set file attributes
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14c
push ebx
push esi
push edi
push 3
pop edi
lea ecx, [ebp - 0x2c]
call fcn.0040174b
push dword [ebp + 0x10]
call fcn.00407460
mov esi, eax
pop ecx
lea eax, [ebp - 0x14]
add esi, 0x20
push eax
call dword [sym.imp.KERNEL32.dll_GetLocalTime]
and word [ebp - 0x12], 0xfffe
xor ebx, ebx
push ebx
call fcn.00404687
pop ecx
xor edx, edx
push 0x1e
pop ecx
div ecx
sub word [ebp - 0xa], dx
cmp word [ebp - 0xa], 0x3c
jb 0x405117
mov word [ebp - 0xa], 1
mov al, byte [ebp - 0xa]
mov ecx, dword [ebp - 0xc]
and eax, 0x3f
shl ecx, 6
or eax, ecx
mov cl, byte [ebp - 8]
shr cl, 1
shl eax, 5
and ecx, 0x1f
or eax, ecx
mov cl, byte [ebp - 2]
mov word [ebp - 4], ax
mov eax, dword [ebp - 0x14]
add eax, 0x44
and ecx, 0x1f
shl eax, 9
xor eax, ecx
mov cl, byte [ebp - 0x12]
and ecx, 0xf
and ax, 0xfe1f
shl ecx, 5
or eax, ecx
mov cl, byte [ebp - 0xe]
mov word [ebp - 2], ax
xor cl, byte [ebp - 2]
and ecx, 0x1f
xor ax, cx
cmp dword [ebp + 0x14], ebx
mov word [ebp - 2], ax
je 0x405172
push 2
pop edi
push 0x20
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
push ebx
push 0x20
push edi
push ebx
push 3
push 0xc0000000
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
mov dword [ebp + 8], eax
jne 0x4051a1
xor eax, eax
jmp 0x4052af
push 2
push ebx
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
lea eax, [ebp - 0x18]
push 1
push eax
lea ecx, [ebp - 0x2c]
push dword [ebp + 0xc]
call fcn.0040174e
cmp eax, ebx
mov dword [ebp + 0xc], eax
je 0x4052a4
mov eax, dword [ebp - 0x18]
mov byte [ebp - 0x14a], 0x74
push eax
mov word [ebp - 0x149], 0x8000
push dword [ebp + 0xc]
mov word [ebp - 0x147], si
mov dword [ebp - 0x145], eax
mov dword [ebp - 0x141], eax
mov byte [ebp - 0x13d], bl
call fcn.00405059
push dword [ebp + 0x10]
mov dword [ebp - 0x13c], eax
mov eax, dword [ebp - 4]
mov byte [ebp - 0x134], 0x14
mov dword [ebp - 0x138], eax
mov byte [ebp - 0x133], 0x30
call fcn.00407460
push dword [ebp + 0x10]
mov word [ebp - 0x132], ax
lea eax, [ebp - 0x12c]
mov dword [ebp - 0x130], ebx
push eax
call fcn.00407370
movzx edi, si
lea eax, [edi - 2]
push eax
lea eax, [ebp - 0x14a]
push eax
call fcn.00405059
mov esi, dword [sym.imp.KERNEL32.dll_WriteFile]
add esp, 0x1c
cmp dword [ebp + 0x14], ebx
mov word [ebp - 0x14c], ax
je 0x405277
lea eax, [ebp - 0x1c]
push ebx
push eax
push 0x14
push str._X
push dword [ebp + 8]
call esi
lea eax, [ebp - 0x1c]
push ebx
push eax
lea eax, [ebp - 0x14c]
push edi
push eax
push dword [ebp + 8]
call esi
lea eax, [ebp - 0x1c]
push ebx
push eax
push dword [ebp - 0x18]
push dword [ebp + 0xc]
push dword [ebp + 8]
call esi
lea ecx, [ebp - 0x2c]
call fcn.00401808
push 1
pop ebx
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret
Function at 0x4053ac
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x94
push ebx
push esi
push edi
push 1
pop ebx
push ebx
call fcn.00404687
mov esi, 0x104
xor edi, edi
push esi
push edi
push 0x491d84
call fcn.00407310
push esi
push edi
push 0x491c80
call fcn.00407310
push esi
push edi
push 0x491b7c
call fcn.00407310
push esi
push edi
push 0x491a78
call fcn.00407310
push esi
push edi
push 0x491974
call fcn.00407310
add esp, 0x40
push 0x40e0d0
push 0x1eac
push 0x40e0d4
call fcn.00403529
push 0x491e90
call fcn.00402642
add esp, 0x10
call dword [sym.imp.KERNEL32.dll_GetVersion]
and eax, 0x80000000
mov dword [0x491e98], edi
mov dword [0x491e88], eax
lea eax, [ebp - 0x94]
push eax
mov dword [ebp - 0x94], 0x94
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp dword [ebp - 0x90], 5
jne 0x40546c
cmp dword [ebp - 0x8c], ebx
jne 0x40546c
mov dword [0x491e98], ebx
call fcn.004048cb
mov esi, 0x7d000
push esi
call fcn.00407baf
cmp eax, edi
pop ecx
mov dword [0x491970], eax
jne 0x40548a
xor eax, eax
jmp 0x4054ae
push esi
push edi
push eax
call fcn.00407310
call fcn.0040556c
push ebx
push 0x40fde0
call fcn.00403434
push eax
push edi
call fcn.004052d3
add esp, 0x1c
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret

Function at 0x40556c
Capabilities:
Link many functions at runtime

Disassembly:
push ebx
push ebp
push esi
push edi
push 2
push str._JBtXzH
call fcn.00403434
mov ebx, dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop ecx
pop ecx
push eax
call ebx
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov ebp, eax
test ebp, ebp
mov edi, str._PTHrP_PvHP:DP
je 0x4055d1
push 1
push edi
call fcn.00403434
pop ecx
pop ecx
push eax
push ebp
call esi
push 4
push edi
mov dword [0x491ea0], eax
call fcn.00403434
pop ecx
pop ecx
push eax
push ebp
call esi
push 5
push edi
mov dword [0x491e9c], eax
call fcn.00403434
pop ecx
pop ecx
push eax
push ebp
call esi
mov dword [0x491ea4], eax
push 3
push str._JBtXzH
call fcn.00403434
pop ecx
pop ecx
push eax
call ebx
mov ebp, eax
test ebp, ebp
je 0x4055fb
push 3
push edi
call fcn.00403434
pop ecx
pop ecx
push eax
push ebp
call esi
mov dword [0x491ea8], eax
mov edi, str.tHFHFPr
push edi
call ebx
mov ebx, eax
test ebx, ebx
je 0x40561c
push 1
push edi
call fcn.00403434
pop ecx
pop ecx
push eax
push ebx
call esi
mov dword [0x491eac], eax
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x406820
Capabilities:
Copy file
Create service
Persist via windows service
Set file attributes
Start service

Disassembly:
mov eax, 0x1fc8
call fcn.00407b80
push ebx
push ebp
push esi
push edi
lea eax, [esp + 0x14]
push 0x104
xor ebx, ebx
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
mov edi, dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
mov esi, 0x491b7c
push 0x20
push esi
call edi
push ebx
lea eax, [esp + 0x18]
push esi
push eax
call dword [sym.imp.KERNEL32.dll_CopyFileA]
push 0x20
push esi
mov dword [esp + 0x18], eax
call edi
cmp dword [esp + 0x10], ebx
je 0x4068c3
push 0x1ec0
lea eax, [esp + 0x11c]
push 0x40e0c0
push eax
call fcn.00407820
lea eax, [esp + 0x124]
mov byte [esp + 0x1138], bl
push eax
push esi
call fcn.004054b3
push 0x13000
push esi
call fcn.00404e60
push ebx
call fcn.00404687
xor edx, edx
mov ecx, 0x2800
div ecx
add edx, 0x13200
push edx
push esi
call fcn.00403f63
add esp, 0x28
push 0x27
push esi
call edi
cmp dword [0x491e88], ebx
mov edi, 0x491974
je 0x40691a
push esi
push edi
push 0x491a78
push closesocket
call fcn.0040451c
push 1
push str._JBtXzH
call fcn.00403434
add esp, 0x18
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov ebp, eax
push str._PTHrP_PvHP:DP
push ebp
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
cmp eax, ebx
je 0x406913
push 1
push ebx
call eax
push ebp
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
cmp dword [esp + 0x10], ebx
jne 0x406924
xor eax, eax
jmp 0x406999
cmp dword [0x491e88], ebx
je 0x406937
push ebx
push esi
call fcn.004046b3
pop ecx
pop ecx
jmp 0x406996
cmp dword [0x491e90], ebx
jne 0x406996
mov ebp, dword [sym.imp.ADVAPI32.dll_OpenSCManagerA]
push 2
push ebx
push ebx
call ebp
push ebx
push ebx
push ebx
push ebx
push ebx
push esi
push ebx
push 2
push 0x110
push ebx
push edi
push edi
push eax
mov dword [esp + 0x44], eax
call dword [sym.imp.ADVAPI32.dll_CreateServiceA]
push dword [esp + 0x10]
mov esi, dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
call esi
push 1
push ebx
push ebx
call ebp
mov ebp, eax
push 0x10
push edi
push ebp
call dword [sym.imp.ADVAPI32.dll_OpenServiceA]
mov edi, eax
push ebx
push ebx
push edi
call dword [sym.imp.ADVAPI32.dll_StartServiceA]
push edi
call esi
push ebp
call esi
push 1
pop eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1fc8
ret
Function at 0x407010
Capabilities:
Enumerate pe sections

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
xor edx, edx
push ebx
push esi
push edi
mov ecx, dword [eax + 0x3c]
add ecx, eax
movzx eax, word [ecx + 0x14]
movzx ebx, word [ecx + 6]
add eax, 0x18
add eax, ecx
test ebx, ebx
je 0x40704e
mov edi, dword [ebp + 0xc]
mov esi, dword [eax + 0xc]
cmp edi, esi
jb 0x407046
mov ecx, dword [eax + 8]
add ecx, esi
cmp edi, ecx
jb 0x407050
inc edx
add eax, 0x28
cmp edx, ebx
jb 0x407036
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x407120
Capabilities:
Parse pe header

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov eax, 0x5a4d
cmp word [ecx], ax
jne 0x407151
mov eax, dword [ecx + 0x3c]
add eax, ecx
cmp dword [eax], 0x4550
jne 0x407151
mov ecx, 0x10b
cmp word [eax + 0x18], cx
jne 0x407151
mov eax, 1
pop ebp
ret
xor eax, eax
pop ebp
ret

Function at 0x4019ac
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov eax, dword [esp + 8]
mov dword [0x4040c0], eax
xor eax, eax
mov ebp, esp
mov ecx, 0xa
push eax
dec ecx
jne 0x4019bf
push esp
mov dword [ebp - 0x24], 0x401711
mov eax, dword [0x4040c0]
mov dword [ebp - 0x18], eax
mov dword [ebp - 4], str.zeenty
call dword [sym.imp.USER32.dll_RegisterClassA]
xor eax, eax
push eax
push dword [0x4040c0]
push eax
push eax
push 0x190
push 0x2b2
push 0x640
push 0x9c4
push 0
push str.upsent
push str.zeenty
push eax
call dword [sym.imp.USER32.dll_CreateWindowExA]
mov dword [0x4040c8], eax
push 0
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
xor eax, eax
push eax
push eax
push eax
lea edx, [ebp - 0x1c]
push edx
call dword [sym.imp.USER32.dll_GetMessageA]
test eax, eax
je 0x401a5e
mov esi, dword [sym.imp.USER32.dll_TranslateMessage]
mov edi, dword [sym.imp.USER32.dll_DispatchMessageA]
lea eax, [ebp - 0x1c]
push eax
call esi
lea ecx, [ebp - 0x1c]
push ecx
call edi
xor eax, eax
push eax
push eax
push eax
lea edx, [ebp - 0x1c]
push edx
call dword [sym.imp.USER32.dll_GetMessageA]
test eax, eax
jne 0x401a3f
pop ebp
ret 0x10