joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4019dc
Capabilities:
Encode data using base64 via winapi

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x224
push edi
and dword [ebp - 0x118], 0
xor edi, edi
mov dword [ebp - 0x114], 0xa
mov byte [ebp - 0x104], 0
lea eax, [ebp - 0x114]
push eax
lea eax, [ebp - 0x10e]
push eax
push 1
push 1
lea eax, [ebp - 0x104]
push eax
call sub.CRYPT32.DLL_CryptBinaryToStringA
movsx edi, byte [ebp - 0x10e]
sub edi, 0x41
lea eax, [ebp - 0x120]
push eax
call sub.USER32.DLL_GetCursorPos
call sub.KERNEL32.dll_GetLastError
mov eax, edi
pop edi
leave
ret

Function at 0x40226a
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x104
push edi
mov byte [ebp - 0x104], 0
mov ecx, 0x3f
xor eax, eax
lea edi, [ebp - 0x103]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov dword [ebp - 4], 0
mov eax, 0x4021d6
sub eax, 0x401cf5
mov dword [ebp - 4], eax
push 8
push 0x408008
lea ecx, [ebp - 0x104]
push ecx
call fcn.00406350
add esp, 0xc
mov edx, dword [ebp - 4]
push edx
push 0x401cf5
lea eax, [ebp - 0x104]
push eax
call fcn.00406464
add esp, 0xc
push 0x100
push 0
lea ecx, [ebp - 0x104]
push ecx
call fcn.00406890
add esp, 0xc
call fcn.00401d3d
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x406464
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov dword [ebp - 0xc], 0
mov dword [ebp - 0x10], 0
mov dword [ebp - 0x14], 0
jmp 0x40648a
mov eax, dword [ebp - 0x14]
add eax, 1
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x14]
cmp ecx, dword [ebp + 0x10]
jge 0x40654c
mov edx, dword [ebp - 0xc]
add edx, 1
and edx, 0x800000ff
jns 0x4064ac
dec edx
or edx, 0xffffff00
inc edx
mov dword [ebp - 0xc], edx
mov eax, dword [ebp + 8]
add eax, dword [ebp - 0xc]
xor ecx, ecx
mov cl, byte [eax]
mov edx, dword [ebp - 0x10]
add edx, ecx
and edx, 0x800000ff
jns 0x4064ce
dec edx
or edx, 0xffffff00
inc edx
mov dword [ebp - 0x10], edx
mov eax, dword [ebp + 8]
add eax, dword [ebp - 0xc]
mov cl, byte [eax]
mov byte [ebp - 4], cl
mov edx, dword [ebp + 8]
add edx, dword [ebp - 0xc]
mov eax, dword [ebp + 8]
add eax, dword [ebp - 0x10]
mov cl, byte [eax]
mov byte [edx], cl
mov edx, dword [ebp + 8]
add edx, dword [ebp - 0x10]
mov al, byte [ebp - 4]
mov byte [edx], al
mov ecx, dword [ebp + 8]
add ecx, dword [ebp - 0xc]
xor edx, edx
mov dl, byte [ecx]
mov eax, dword [ebp + 8]
add eax, dword [ebp - 0x10]
xor ecx, ecx
mov cl, byte [eax]
add edx, ecx
and edx, 0x800000ff
jns 0x40651d
dec edx
or edx, 0xffffff00
inc edx
mov dword [ebp - 8], edx
mov edx, dword [ebp + 8]
add edx, dword [ebp - 8]
mov al, byte [edx]
mov byte [ebp - 4], al
mov ecx, dword [ebp + 0xc]
add ecx, dword [ebp - 0x14]
xor edx, edx
mov dl, byte [ecx]
mov eax, dword [ebp - 4]
and eax, 0xff
xor edx, eax
mov ecx, dword [ebp + 0xc]
add ecx, dword [ebp - 0x14]
mov byte [ecx], dl
jmp 0x406481
mov esp, ebp
pop ebp
ret
Function at 0x438a3e
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x438a7d
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x438a7d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x438a7d
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x438a7d
cmp dword [ecx + 0x74], 0xe
jbe 0x438a7d
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x439d19
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, ecx
push edi
mov edi, dword [ebp + 0xc]
test eax, eax
jg 0x439d3a
jl 0x439d31
test edi, edi
jne 0x439d3a
xor eax, eax
xor edx, edx
jmp 0x439dfb
cmp dword [ebx + 0x38], 0
je 0x439d4f
push eax
push edi
push dword [ebp + 8]
call fcn.00439e01
jmp 0x439dfb
mov eax, dword [ebx + 0x1c]
push esi
mov esi, edi
mov ecx, dword [eax]
test ecx, ecx
je 0x439d96
mov eax, dword [ebx + 0x2c]
mov eax, dword [eax]
mov dword [ebp - 4], eax
test eax, eax
je 0x439d96
cmp eax, edi
jb 0x439d70
mov eax, edi
mov dword [ebp - 4], edi
push eax
push ecx
push dword [ebp + 8]
call fcn.0043ad60
mov ecx, dword [ebp - 4]
add esp, 0xc
mov eax, dword [ebp + 8]
sub esi, ecx
add eax, ecx
mov dword [ebp - 4], eax
mov eax, dword [ebx + 0x2c]
sub dword [eax], ecx
mov eax, dword [ebx + 0x1c]
add dword [eax], ecx
jmp 0x439d9c
mov eax, dword [ebp + 8]
mov dword [ebp - 4], eax
cmp dword [ebx + 0x4c], 0
je 0x439df0
mov ecx, ebx
call fcn.00439573
mov ecx, dword [ebp - 4]
mov edx, esi
mov eax, 0xfff
cmp esi, eax
jbe 0x439ddb
push dword [ebx + 0x4c]
push eax
push 1
push ecx
call fcn.00443e1f
mov ecx, dword [ebp - 4]
sub esi, eax
add ecx, eax
add esp, 0x10
mov dword [ebp - 4], ecx
mov edx, esi
cmp eax, 0xfff
jne 0x439df0
jmp 0x439dae
test edx, edx
je 0x439df0
push dword [ebx + 0x4c]
push esi
push 1
push ecx
call fcn.00443e1f
add esp, 0x10
sub esi, eax
mov edx, dword [ebp + 0x10]
sub edi, esi
mov eax, edi
sbb edx, 0
pop esi
pop edi
pop ebx
leave
ret 0xc

Function at 0x447025
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4a62d8
push 0x4a62d0
push str.FlsAlloc
push 0x1f
call fcn.00446e90
mov esi, eax
add esp, 0x10
test esi, esi
je 0x447059
push dword [ebp + 8]
mov ecx, esi
call dword [0x456164]
call esi
jmp 0x44705f
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x4470a3
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4a62e8
push 0x4a62e0
push str.FlsGetValue
push 0x21
call fcn.00446e90
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4470da
push dword [ebp + 8]
mov ecx, esi
call dword [0x456164]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]
Function at 0x4470e2
Capabilities:
Set thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x4a62f0
push 0x4a62e8
push str.FlsSetValue
push 0x22
call fcn.00446e90
mov esi, eax
add esp, 0x10
test esi, esi
je 0x44711c
push dword [ebp + 0xc]
mov ecx, esi
push dword [ebp + 8]
call dword [0x456164]
call esi
pop esi
pop ebp
ret 8
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsSetValue]
Function at 0x44a82d
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
je 0x44a8ca
push ebx
push esi
call fcn.0044a7f6
xor ebx, ebx
sub eax, esi
push ebx
push ebx
push ebx
push ebx
sar eax, 1
push eax
push esi
push ebx
push ebx
mov dword [ebp - 8], eax
call fcn.0044a78a
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x44a877
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x44a8c9
push edi
push eax
call fcn.00447da2
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x44a897
call fcn.00447d68
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x44a8c8
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.0044a78a
add esp, 0x20
test eax, eax
jne 0x44a8b6
push edi
call fcn.00447d68
jmp 0x44a8be
push ebx
call fcn.00447d68
mov ebx, edi
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop edi
pop ebx
pop esi
leave
ret

Function at 0x44d520
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push esi
push edi
call fcn.00446900
mov esi, dword [ebp + 8]
mov edi, eax
push 2
lea eax, [ebp - 4]
mov ecx, esi
push eax
and ecx, 0x3ff
push 0x20000001
or ecx, 0x400
push ecx
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x44d58f
cmp esi, dword [ebp - 4]
je 0x44d58a
cmp dword [ebp + 0xc], 0
je 0x44d58a
mov esi, dword [edi + 0x50]
lea ecx, [esi + 2]
mov ax, word [esi]
add esi, 2
test ax, ax
jne 0x44d567
push dword [edi + 0x50]
sub esi, ecx
sar esi, 1
call fcn.0044d072
pop ecx
xor ecx, ecx
cmp eax, esi
setne cl
mov eax, ecx
jmp 0x44d591
xor eax, eax
inc eax
jmp 0x44d591
xor eax, eax
pop edi
pop esi
leave
ret
Function at 0x44d5f6
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x4ad2c0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 0x10]
push esi
mov esi, dword [ebp + 8]
push edi
mov dword [ebp - 0x18], eax
call fcn.00446900
add eax, 0x50
lea edi, [ebp - 0x10]
mov dword [ebp - 0x14], eax
xor eax, eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
call fcn.00446900
lea ecx, [ebp - 0x10]
xor edx, edx
mov dword [eax + 0x34c], ecx
lea ecx, [esi + 0x80]
mov eax, dword [ebp - 0x14]
mov dword [eax], esi
lea edi, [eax + 4]
mov dword [edi], ecx
test ecx, ecx
je 0x44d66d
cmp word [ecx], dx
je 0x44d66d
mov eax, dword [0x4a6e7c]
push edi
dec eax
push eax
push 0x4a6d68
call fcn.0044d595
mov eax, dword [ebp - 0x14]
add esp, 0xc
xor edx, edx
mov dword [ebp - 0x10], edx
mov eax, dword [eax]
test eax, eax
je 0x44d6e0
cmp word [eax], dx
je 0x44d6e0
mov eax, dword [edi]
test eax, eax
je 0x44d691
cmp word [eax], dx
je 0x44d691
lea eax, [ebp - 0x10]
push eax
call fcn.0044cf78
jmp 0x44d69a
lea eax, [ebp - 0x10]
push eax
call fcn.0044d013
cmp dword [ebp - 0x10], 0
pop ecx
jne 0x44d70a
mov eax, dword [0x4a6d64]
push dword [ebp - 0x14]
dec eax
push eax
push 0x4a6a58
call fcn.0044d595
add esp, 0xc
test al, al
je 0x44d70a
mov eax, dword [edi]
xor edi, edi
test eax, eax
je 0x44d6d5
cmp word [eax], di
je 0x44d6d5
lea eax, [ebp - 0x10]
push eax
call fcn.0044cf78
pop ecx
jmp 0x44d70c
lea eax, [ebp - 0x10]
push eax
call fcn.0044d013
jmp 0x44d6d2
mov eax, dword [edi]
test eax, eax
je 0x44d6f7
cmp word [eax], dx
je 0x44d6f7
lea eax, [ebp - 0x10]
push eax
call fcn.0044cf2d
pop ecx
jmp 0x44d70a
mov dword [ebp - 0x10], 0x104
call dword [sym.imp.KERNEL32.dll_GetUserDefaultLCID]
mov dword [ebp - 8], eax
mov dword [ebp - 0xc], eax
xor edi, edi
cmp dword [ebp - 0x10], 0
je 0x44d7d5
lea eax, [ebp - 0x10]
push eax
lea eax, [esi + 0x100]
neg esi
sbb esi, esi
and esi, eax
push esi
call fcn.0044d41a
mov esi, eax
pop ecx
pop ecx
test esi, esi
je 0x44d7d5
movzx ecx, si
push ecx
call dword [sym.imp.KERNEL32.dll_IsValidCodePage]
test eax, eax
je 0x44d7d5
push 1
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_IsValidLocale]
test eax, eax
je 0x44d7d5
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x44d762
mov dword [eax], esi
mov eax, dword [ebp - 0x14]
push edi
push 0x55
add eax, 0x250
push eax
push dword [ebp - 0xc]
call fcn.00447222
test ebx, ebx
je 0x44d7d0
push edi
push 0x55
lea eax, [ebx + 0x120]
push eax
push dword [ebp - 0xc]
call fcn.00447222
push 0x40
push ebx
push 0x1001
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x44d7d5
push 0x40
lea eax, [ebx + 0x80]
push eax
push 0x1002
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x44d7d5
push 0xa
push 0x10
lea ecx, [ebx + 0x100]
push ecx
push esi
call fcn.004535da
add esp, 0x10
xor eax, eax
inc eax
jmp 0x44d7d7
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00437ee0
leave
ret
Function at 0x44f187
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.00437ef0
mov eax, dword [0x4ad2c0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x14]
push ebx
push dword [ebp + 8]
mov dword [ebp - 0x100c], eax
call fcn.00448ca2
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0x44f1c9
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0x44f325
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.00455690
push dword [ebp - 0x100c]
mov ecx, ebx
mov dword [ebp - 0x1008], eax
mov esi, ebx
mov dword [ebp - 0x1018], edx
and ecx, 0x3f
sar esi, 6
imul edi, ecx, 0x38
push 0
mov eax, dword [esi*4 + 0x4aea58]
push dword [eax + edi + 0x24]
push dword [eax + edi + 0x20]
push ebx
call fcn.00450184
mov ecx, dword [esi*4 + 0x4aea58]
add esp, 0x14
mov dword [ebp - 0x1010], eax
mov eax, edx
mov edx, dword [ebp - 0x1010]
mov dword [ebp - 0x101c], eax
cmp edx, dword [ecx + edi + 0x20]
jne 0x44f31e
cmp eax, dword [ecx + edi + 0x24]
jne 0x44f31e
push 0
lea eax, [ebp - 0x1014]
push eax
push 0x1000
lea eax, [ebp - 0x1004]
push eax
push dword [ecx + edi + 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x44f31e
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.00450184
add esp, 0x14
test edx, edx
jl 0x44f31e
jg 0x44f294
test eax, eax
jb 0x44f31e
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0x44f31e
jl 0x44f2ae
cmp dword [ebp - 0x1008], eax
ja 0x44f31e
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0x44f2cc
test ebx, ebx
je 0x44f305
cmp ecx, edi
jae 0x44f305
mov al, byte [ecx]
cmp al, 0xd
jne 0x44f2e6
lea eax, [edi - 1]
cmp ecx, eax
jae 0x44f2f2
cmp byte [ecx + 1], 0xa
jne 0x44f2f2
inc ecx
jmp 0x44f2f2
movzx eax, al
movsx eax, byte [eax + 0x4adab8]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0x44f2cc
cmp edx, ebx
jne 0x44f2cc
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0x44f323
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.00437ee0
leave
ret
Function at 0x44f61c
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
sar ecx, 6
push esi
push edi
imul edi, eax, 0x38
mov eax, dword [ecx*4 + 0x4aea58]
mov dword [ebp - 0xc], ecx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x44f65c
cmp byte [ebx], 0xa
jne 0x44f65c
or byte [edi + eax + 0x28], 4
jmp 0x44f661
and byte [edi + eax + 0x28], 0xfb
add ecx, ebx
mov eax, ebx
mov dword [ebp - 0x10], ecx
mov esi, ebx
mov dword [ebp - 8], eax
cmp ebx, ecx
jae 0x44f760
mov dl, byte [eax]
cmp dl, 0x1a
je 0x44f743
inc eax
cmp dl, 0xd
je 0x44f68d
mov dword [ebp - 8], eax
mov byte [esi], dl
jmp 0x44f6b3
cmp eax, ecx
jae 0x44f6c1
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add dword [ebp - 8], eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x10]
xor edx, edx
inc edx
add esi, edx
cmp eax, ecx
jb 0x44f675
jmp 0x44f760
push 0
lea eax, [ebp - 0x10]
push eax
push 1
lea eax, [ebp - 1]
push eax
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x44f73e
cmp dword [ebp - 0x10], 0
je 0x44f73e
mov ecx, dword [ebp - 0xc]
mov eax, dword [ecx*4 + 0x4aea58]
test byte [eax + edi + 0x28], 0x48
je 0x44f718
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x44f703
mov byte [esi], dl
jmp 0x44f714
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x4aea58]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x44f760
cmp byte [ebp - 1], 0xa
jne 0x44f727
cmp esi, ebx
jne 0x44f727
mov byte [esi], 0xa
jmp 0x44f75f
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.004501a2
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x44f760
mov byte [esi], 0xd
jmp 0x44f75f
mov ecx, dword [ebp - 0xc]
mov ecx, dword [ecx*4 + 0x4aea58]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x44f75d
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x44f760
mov byte [esi], dl
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x44f769
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
push esi
sar ecx, 6
push edi
imul edi, eax, 0x38
mov dword [ebp - 8], ecx
mov eax, dword [ecx*4 + 0x4aea58]
push 0xa
pop edx
mov dword [ebp - 0x18], edx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x44f7af
cmp word [ebx], dx
jne 0x44f7af
or byte [eax + edi + 0x28], 4
jmp 0x44f7b4
and byte [eax + edi + 0x28], 0xfb
lea edx, [ebx + ecx*2]
mov eax, ebx
mov dword [ebp - 0xc], edx
mov esi, ebx
mov dword [ebp - 4], eax
cmp ebx, edx
jae 0x44f917
mov dword [ebp - 0x10], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x14], edx
mov edx, dword [ebp - 0xc]
cmp ecx, 0x1a
je 0x44f8f7
add eax, 2
cmp cx, word [ebp - 0x10]
je 0x44f7f5
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x44f82b
cmp eax, edx
jae 0x44f839
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x18]
mov edx, eax
push 0xa
sete cl
xor eax, eax
lea ecx, [ecx*2 + 2]
add dword [ebp - 4], ecx
pop ecx
cmp dx, cx
mov edx, dword [ebp - 0xc]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
push 2
pop ecx
add esi, ecx
cmp eax, edx
jb 0x44f7d0
jmp 0x44f917
push 0
lea eax, [ebp - 0x18]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x44f8f2
cmp dword [ebp - 0x18], 0
je 0x44f8f2
mov edx, dword [ebp - 8]
push 0xa
mov eax, dword [edx*4 + 0x4aea58]
test byte [eax + edi + 0x28], 0x48
je 0x44f8c8
lea eax, [esi + 2]
mov dword [ebp - 0x1c], eax
mov ax, word [ebp - 4]
pop ecx
mov word [ebp - 2], ax
cmp ax, cx
jne 0x44f88c
mov word [esi], cx
jmp 0x44f8c3
push 0xd
pop ecx
mov word [esi], cx
movzx ecx, ax
mov eax, dword [edx*4 + 0x4aea58]
mov dx, word [ebp - 2]
shr ecx, 8
push 0xa
mov byte [eax + edi + 0x2a], dl
mov edx, dword [ebp - 8]
mov eax, dword [edx*4 + 0x4aea58]
mov byte [eax + edi + 0x2b], cl
mov eax, dword [edx*4 + 0x4aea58]
pop ecx
mov byte [eax + edi + 0x2c], cl
mov esi, dword [ebp - 0x1c]
jmp 0x44f917
pop eax
cmp word [ebp - 4], ax
jne 0x44f8d8
cmp esi, ebx
jne 0x44f8d8
mov word [esi], ax
jmp 0x44f914
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.004501a2
add esp, 0x10
push 0xa
pop eax
cmp word [ebp - 4], ax
je 0x44f917
push 0xd
pop eax
jmp 0x44f8d3
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x4aea58]
mov al, byte [edx + edi + 0x28]
test al, 0x40
jne 0x44f911
or al, 2
mov byte [edx + edi + 0x28], al
jmp 0x44f917
mov word [esi], cx
add esi, 2
sub esi, ebx
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x455650
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x45567d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x45567d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x1003fbe
Capabilities:
Delete registry value
Persist via run registry key

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ebx
lea eax, [ebp - 4]
push eax
push 2
xor ebx, ebx
push ebx
push 0x1001a48
push 0x80000002
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x1004008
push 0x1001a78
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegDeleteValueA]
cmp eax, ebx
je 0x1003ff9
cmp eax, 2
jne 0x1003ffb
mov bl, 1
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov al, bl
jmp 0x100400a
xor al, al
pop ebx
leave
ret

Function at 0x1004076
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ebx
mov ebx, dword [ebp + 0xc]
or edx, 0xffffffff
cmp ebx, 4
push esi
mov esi, dword [ebp + 8]
mov dword [ebp - 4], ecx
jbe 0x10040ea
push edi
lea edi, [ebx - 5]
shr edi, 2
inc edi
movzx eax, byte [esi]
movzx ecx, dl
xor eax, ecx
shr edx, 8
xor edx, dword [eax*4 + 0x1001ab0]
inc esi
movzx eax, byte [esi]
movzx ecx, dl
xor eax, ecx
shr edx, 8
xor edx, dword [eax*4 + 0x1001ab0]
inc esi
movzx eax, byte [esi]
movzx ecx, dl
xor eax, ecx
shr edx, 8
xor edx, dword [eax*4 + 0x1001ab0]
inc esi
movzx eax, byte [esi]
movzx ecx, dl
xor eax, ecx
shr edx, 8
xor edx, dword [eax*4 + 0x1001ab0]
inc esi
sub ebx, 4
dec edi
jne 0x1004097
pop edi
test ebx, ebx
jbe 0x1004104
movzx eax, byte [esi]
movzx ecx, dl
xor eax, ecx
shr edx, 8
xor edx, dword [eax*4 + 0x1001ab0]
inc esi
dec ebx
jne 0x10040ee
mov eax, dword [ebp - 4]
pop esi
mov dword [eax], edx
pop ebx
leave
ret 8

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

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x42e00c
nop
nop
nop
pop eax
nop
nop
nop
add eax, 0x403ac5
nop
sub eax, 0x403a6b
mov ebx, dword [eax]
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
nop
nop
nop
mov edx, dword [eax + 8]
xor dword [ebx], edx
nop
nop
nop
nop
nop
nop
add ebx, 4
nop
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
nop
nop
jl 0x42e030
add eax, 0xc
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
nop
nop
jne 0x42e01e
nop
nop
nop
popal
nop
nop
nop
jmp fcn.00401219
Function at 0x40adc0
Capabilities:
Clear file content

Disassembly:
mov eax, 0x1014
push ebp
mov ebp, esp
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
or eax, 0xffffffff
mov dword [0x415c84], 9
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
mov dword [ebp - 8], eax
add esp, 0xc
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
mov ecx, 0x1000
xor eax, eax
lea edx, [ebp - 0x1010]
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
mov edi, eax
add esp, 0xc
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
test eax, eax
mov esi, 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
cmp eax, 0xffffffff
mov dword [ebp - 4], eax
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 0x431000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
mov ebx, 0x40915c
nop
mov ecx, 0x12974b63
nop
nop
nop
test eax, eax
nop
nop
je 0x43104e
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x431024
nop
nop
mov eax, section..data
nop
mov ebx, 0x42f3f8
mov ecx, 0x75f05f4
nop
nop
test eax, eax
nop
nop
nop
nop
nop
nop
je 0x431084
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
nop
add eax, 4
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x43106c
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x401219