joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4cf240
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, edx
xor edx, edx
mov dword [ebp - 0x10], eax
mov dword [ebp - 4], edx
push esi
mov esi, eax
push edi
test eax, eax
je 0x4cf26d
cmp byte [eax], dl
je 0x4cf265
nop dword [eax]
inc esi
cmp byte [esi], dl
jne 0x4cf260
sub esi, eax
and esi, 0x3fffffff
mov eax, dword [ecx + 4]
mov edi, 1
mov dword [ebp - 8], edi
mov dword [ebp - 0x14], eax
cmp eax, edi
jle 0x4cf335
push ebx
mov ebx, dword [ecx + 8]
mov dword [ebp - 0x18], ebx
nop word [eax + eax]
mov eax, edi
xor eax, 1
cmp edi, 2
cmovge eax, edi
add eax, eax
mov ecx, dword [ebx + eax*8 + 0xc]
mov dword [ebp - 0xc], ecx
mov ecx, dword [ebp + 8]
test ecx, ecx
je 0x4cf2fc
mov edx, dword [ebx + eax*8]
mov bl, byte [ecx]
test bl, bl
je 0x4cf2e4
mov edi, ecx
mov al, bl
sub edi, edx
nop word [eax + eax]
movzx ecx, byte [edx]
mov bl, al
movzx eax, al
mov al, byte [eax + 0x540778]
cmp al, byte [ecx + 0x540778]
jne 0x4cf2e1
mov al, byte [edi + edx + 1]
inc edx
mov bl, al
test al, al
jne 0x4cf2c0
mov edi, dword [ebp - 8]
movzx eax, byte [edx]
movzx ecx, byte [eax + 0x540778]
movzx eax, bl
movzx eax, byte [eax + 0x540778]
sub eax, ecx
jne 0x4cf319
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp - 0x10]
add ecx, 0x14
push esi
call fcn.004acc90
mov edx, eax
add esp, 4
mov dword [ebp - 4], edx
test edx, edx
jne 0x4cf32c
jmp 0x4cf31c
mov edx, dword [ebp - 4]
mov ebx, dword [ebp - 0x18]
inc edi
mov dword [ebp - 8], edi
cmp edi, dword [ebp - 0x14]
jl 0x4cf290
pop ebx
pop edi
mov eax, edx
pop esi
mov esp, ebp
pop ebp
ret
pop edi
mov eax, edx
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4f984f
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
push 2
lea eax, [ebp - 4]
push eax
push 0x20000001
push str._x_sys_default_locale
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoEx]
mov esi, dword [ebp + 0xc]
neg eax
sbb eax, eax
xor ecx, ecx
and eax, dword [ebp - 4]
push ecx
push ecx
push esi
push eax
push dword [ebp + 8]
mov dword [ebp - 4], eax
push ecx
push 0x1300
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
push eax
push dword [esi]
call fcn.004f982b
pop esi
leave
ret 8

Function at 0x4fb9f5
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x4fba34
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4fba34
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4fba34
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x4fba34
cmp dword [ecx + 0x74], 0xe
jbe 0x4fba34
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret
Function at 0x50088e
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.004fbe50
mov eax, dword [0x55a048]
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.00511b62
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0x5008d0
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0x500a2c
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.00520600
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 + 0x55c9d0]
push dword [eax + edi + 0x24]
push dword [eax + edi + 0x20]
push ebx
call fcn.00509cfd
mov ecx, dword [esi*4 + 0x55c9d0]
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 0x500a25
cmp eax, dword [ecx + edi + 0x24]
jne 0x500a25
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 0x500a25
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.00509cfd
add esp, 0x14
test edx, edx
jl 0x500a25
jg 0x50099b
test eax, eax
jb 0x500a25
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0x500a25
jl 0x5009b5
cmp dword [ebp - 0x1008], eax
ja 0x500a25
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0x5009d3
test ebx, ebx
je 0x500a0c
cmp ecx, edi
jae 0x500a0c
mov al, byte [ecx]
cmp al, 0xd
jne 0x5009ed
lea eax, [edi - 1]
cmp ecx, eax
jae 0x5009f9
cmp byte [ecx + 1], 0xa
jne 0x5009f9
inc ecx
jmp 0x5009f9
movzx eax, al
movsx eax, byte [eax + 0x55a1c0]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0x5009d3
cmp edx, ebx
jne 0x5009d3
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0x500a2a
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.004fb495
leave
ret
Function at 0x50fc0e
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 + 0x55c9d0]
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 0x50fc4e
cmp byte [ebx], 0xa
jne 0x50fc4e
or byte [edi + eax + 0x28], 4
jmp 0x50fc53
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 0x50fd52
mov dl, byte [eax]
cmp dl, 0x1a
je 0x50fd35
inc eax
cmp dl, 0xd
je 0x50fc7f
mov dword [ebp - 8], eax
mov byte [esi], dl
jmp 0x50fca5
cmp eax, ecx
jae 0x50fcb3
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 0x50fc67
jmp 0x50fd52
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 0x50fd30
cmp dword [ebp - 0x10], 0
je 0x50fd30
mov ecx, dword [ebp - 0xc]
mov eax, dword [ecx*4 + 0x55c9d0]
test byte [eax + edi + 0x28], 0x48
je 0x50fd0a
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x50fcf5
mov byte [esi], dl
jmp 0x50fd06
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x55c9d0]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x50fd52
cmp byte [ebp - 1], 0xa
jne 0x50fd19
cmp esi, ebx
jne 0x50fd19
mov byte [esi], 0xa
jmp 0x50fd51
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.00509d1b
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x50fd52
mov byte [esi], 0xd
jmp 0x50fd51
mov ecx, dword [ebp - 0xc]
mov ecx, dword [ecx*4 + 0x55c9d0]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x50fd4f
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x50fd52
mov byte [esi], dl
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x50fd5b
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 + 0x55c9d0]
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 0x50fda1
cmp word [ebx], dx
jne 0x50fda1
or byte [eax + edi + 0x28], 4
jmp 0x50fda6
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 0x50ff09
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 0x50fee9
add eax, 2
cmp cx, word [ebp - 0x10]
je 0x50fde7
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x50fe1d
cmp eax, edx
jae 0x50fe2b
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 0x50fdc2
jmp 0x50ff09
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 0x50fee4
cmp dword [ebp - 0x18], 0
je 0x50fee4
mov edx, dword [ebp - 8]
push 0xa
mov eax, dword [edx*4 + 0x55c9d0]
test byte [eax + edi + 0x28], 0x48
je 0x50feba
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 0x50fe7e
mov word [esi], cx
jmp 0x50feb5
push 0xd
pop ecx
mov word [esi], cx
movzx ecx, ax
mov eax, dword [edx*4 + 0x55c9d0]
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 + 0x55c9d0]
mov byte [eax + edi + 0x2b], cl
mov eax, dword [edx*4 + 0x55c9d0]
pop ecx
mov byte [eax + edi + 0x2c], cl
mov esi, dword [ebp - 0x1c]
jmp 0x50ff09
pop eax
cmp word [ebp - 4], ax
jne 0x50feca
cmp esi, ebx
jne 0x50feca
mov word [esi], ax
jmp 0x50ff06
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.00509d1b
add esp, 0x10
push 0xa
pop eax
cmp word [ebp - 4], ax
je 0x50ff09
push 0xd
pop eax
jmp 0x50fec5
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x55c9d0]
mov al, byte [edx + edi + 0x28]
test al, 0x40
jne 0x50ff03
or al, 2
mov byte [edx + edi + 0x28], al
jmp 0x50ff09
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 0x512c0e
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x532ac8
push 0x532ac0
push str.FlsAlloc
push 0x1f
call fcn.00512a79
mov esi, eax
add esp, 0x10
test esi, esi
je 0x512c42
push dword [ebp + 8]
mov ecx, esi
call dword [0x52e38c]
call esi
jmp 0x512c48
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x512c8c
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x532ad8
push 0x532ad0
push str.FlsGetValue
push 0x21
call fcn.00512a79
mov esi, eax
add esp, 0x10
test esi, esi
je 0x512cc3
push dword [ebp + 8]
mov ecx, esi
call dword [0x52e38c]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]

Function at 0x512ccb
Capabilities:
Set thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x532ae0
push 0x532ad8
push str.FlsSetValue
push 0x22
call fcn.00512a79
mov esi, eax
add esp, 0x10
test esi, esi
je 0x512d05
push dword [ebp + 0xc]
mov ecx, esi
push dword [ebp + 8]
call dword [0x52e38c]
call esi
pop esi
pop ebp
ret 8
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsSetValue]
Function at 0x5163b1
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.0051632d
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x516520
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x516520
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x5164d5
jg 0x51640d
test eax, eax
je 0x5164cb
push 1
push 0x1000
call fcn.00511fd3
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x516430
push 0xc
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x5164c2
push 0x8000
push ebx
call fcn.0050e37d
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x516459
jg 0x516454
cmp ecx, 0x1000
jb 0x516459
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.0051107c
add esp, 0x10
cmp eax, 0xffffffff
je 0x51649e
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 0x516454
jl 0x516485
test ecx, ecx
jne 0x516446
push dword [ebp - 0xc]
push ebx
call fcn.0050e37d
push esi
call fcn.0051279a
add esp, 0xc
xor ebx, ebx
jmp 0x51652e
cmp byte [edi + 0x24], 0
je 0x5164b5
cmp dword [edi + 0x20], 5
jne 0x5164b5
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x5164c0
mov ebx, dword [edi + 0x18]
jmp 0x5164c2
xor ebx, ebx
push esi
call fcn.0051279a
pop ecx
jmp 0x51652e
test ecx, ecx
jg 0x516497
jl 0x5164d5
test eax, eax
jae 0x516497
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.00509d1b
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x5164f5
cmp byte [edi + 0x1c], 0
je 0x516497
jmp 0x516526
push ebx
call fcn.005162c3
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x516497
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 0x51652e
cmp byte [edi + 0x1c], 0
je 0x51652b
mov ebx, dword [edi + 0x18]
jmp 0x51652e
push 0x16
pop ebx
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.00509d1b
add esp, 0x10
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret
Function at 0x5196de
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 0x51977b
push ebx
push esi
call fcn.005196a7
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.005165d8
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x519728
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x51977a
push edi
push eax
call fcn.005132e4
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x519748
call fcn.0051279a
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x519779
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.005165d8
add esp, 0x20
test eax, eax
jne 0x519767
push edi
call fcn.0051279a
jmp 0x51976f
push ebx
call fcn.0051279a
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 0x51977e
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
jne 0x51978f
pop esi
ret
push ebx
push edi
push esi
call fcn.005196a7
mov ebx, eax
sub ebx, esi
and ebx, 0xfffffffe
push ebx
call fcn.005132e4
mov edi, eax
pop ecx
pop ecx
test edi, edi
je 0x5197b7
push ebx
push esi
push edi
call fcn.004fcb50
add esp, 0xc
push 0
call fcn.0051279a
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, edi
pop edi
pop ebx
pop esi
ret

Function at 0x519f11
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00519a2c

Function at 0x51c14a
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push esi
push edi
call fcn.005117bb
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 0x51c1b9
cmp esi, dword [ebp - 4]
je 0x51c1b4
cmp dword [ebp + 0xc], 0
je 0x51c1b4
mov esi, dword [edi + 0x50]
lea ecx, [esi + 2]
mov ax, word [esi]
add esi, 2
test ax, ax
jne 0x51c191
push dword [edi + 0x50]
sub esi, ecx
sar esi, 1
call fcn.0051bc9c
pop ecx
xor ecx, ecx
cmp eax, esi
setne cl
mov eax, ecx
jmp 0x51c1bb
xor eax, eax
inc eax
jmp 0x51c1bb
xor eax, eax
pop edi
pop esi
leave
ret
Function at 0x51c220
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x55a048]
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.005117bb
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.005117bb
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 0x51c297
cmp word [ecx], dx
je 0x51c297
mov eax, dword [0x53340c]
push edi
dec eax
push eax
push 0x5332f8
call fcn.0051c1bf
mov eax, dword [ebp - 0x14]
add esp, 0xc
xor edx, edx
mov dword [ebp - 0x10], edx
mov eax, dword [eax]
test eax, eax
je 0x51c30a
cmp word [eax], dx
je 0x51c30a
mov eax, dword [edi]
test eax, eax
je 0x51c2bb
cmp word [eax], dx
je 0x51c2bb
lea eax, [ebp - 0x10]
push eax
call fcn.0051bba2
jmp 0x51c2c4
lea eax, [ebp - 0x10]
push eax
call fcn.0051bc3d
cmp dword [ebp - 0x10], 0
pop ecx
jne 0x51c334
mov eax, dword [0x5332f4]
push dword [ebp - 0x14]
dec eax
push eax
push 0x532fe8
call fcn.0051c1bf
add esp, 0xc
test al, al
je 0x51c334
mov eax, dword [edi]
xor edi, edi
test eax, eax
je 0x51c2ff
cmp word [eax], di
je 0x51c2ff
lea eax, [ebp - 0x10]
push eax
call fcn.0051bba2
pop ecx
jmp 0x51c336
lea eax, [ebp - 0x10]
push eax
call fcn.0051bc3d
jmp 0x51c2fc
mov eax, dword [edi]
test eax, eax
je 0x51c321
cmp word [eax], dx
je 0x51c321
lea eax, [ebp - 0x10]
push eax
call fcn.0051bb57
pop ecx
jmp 0x51c334
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 0x51c3ff
lea eax, [ebp - 0x10]
push eax
lea eax, [esi + 0x100]
neg esi
sbb esi, esi
and esi, eax
push esi
call fcn.0051c044
mov esi, eax
pop ecx
pop ecx
test esi, esi
je 0x51c3ff
movzx ecx, si
push ecx
call dword [sym.imp.KERNEL32.dll_IsValidCodePage]
test eax, eax
je 0x51c3ff
push 1
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_IsValidLocale]
test eax, eax
je 0x51c3ff
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x51c38c
mov dword [eax], esi
mov eax, dword [ebp - 0x14]
push edi
push 0x55
add eax, 0x250
push eax
push dword [ebp - 0xc]
call fcn.00512ea7
test ebx, ebx
je 0x51c3fa
push edi
push 0x55
lea eax, [ebx + 0x120]
push eax
push dword [ebp - 0xc]
call fcn.00512ea7
push 0x40
push ebx
push 0x1001
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x51c3ff
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 0x51c3ff
push 0xa
push 0x10
lea ecx, [ebx + 0x100]
push ecx
push esi
call fcn.0051fb69
add esp, 0x10
xor eax, eax
inc eax
jmp 0x51c401
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004fb495
leave
ret
Function at 0x5205c0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x5205ed
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x5205ed
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret

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

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43000c
nop
nop
nop
nop
nop
pop eax
nop
add eax, 0x403d6f
sub eax, 0x403d15
nop
nop
nop
nop
nop
mov ebx, dword [eax]
nop
mov ecx, dword [eax + 4]
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
nop
nop
xor dword [ebx], edx
nop
add ebx, 4
nop
nop
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
nop
jl 0x430030
add eax, 0xc
nop
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
jne 0x43001e
nop
nop
nop
popal
nop
nop
nop
nop
jmp loc.00401219
Function at 0x40892b
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
mov edi, 0x4085d8
call fcn.0040894d
xor dword [edx], edi
add eax, 0x689a6a8a
inc edx
sub eax, eax
cmp edx, ebx
jne fcn.0040892b
sub ecx, 0xbb0e6f99
or eax, ecx
ret
Function at 0x4010fd
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
push esi
push edi
push 0x400
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov dword [ebp - 4], eax
test eax, eax
je 0x401194
mov edi, dword [ebp - 4]
xor ecx, ecx
push ecx
mov eax, ecx
mov ecx, 8
mov edx, eax
and edx, 1
jne 0x401131
shr eax, 1
jmp 0x401138
shr eax, 1
xor eax, 0xedb88320
loop 0x401126
stosd dword es:[edi], eax
pop ecx
inc ecx
cmp ecx, 0x100
jb 0x40111e
mov esi, dword [ebp + 8]
mov edi, dword [ebp + 0xc]
xor ecx, ecx
mov ebx, 0xffffffff
push ecx
xor eax, eax
lodsb al, byte [esi]
mov edx, ebx
shr ebx, 8
push ebx
xchg ebx, edx
and ebx, 0xff
xor ebx, eax
xchg ebx, eax
mov ecx, 4
mul ecx
xchg ebx, eax
mov eax, dword [ebp - 4]
add eax, ebx
mov eax, dword [eax]
pop ebx
xor eax, ebx
mov ebx, eax
pop ecx
inc ecx
cmp ecx, edi
jb 0x401152
not eax
mov dword [ebp - 8], eax
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, dword [ebp - 8]
jmp 0x401196
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret
Function at 0x4013d3
Capabilities:
Check for time delay via gettickcount
Enumerate files on windows
Enumerate files recursively
Set current directory

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x35c
and dword [ebp - 0xc], 0
push ebx
push esi
push edi
lea eax, [ebp - 0x150]
push eax
push 0x407540
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
mov dword [ebp - 8], eax
cmp eax, 0xffffffff
je 0x401546
mov esi, dword [sym.imp.MSVCRT.dll_srand]
mov edi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ebx, dword [sym.imp.MSVCRT.dll_rand]
cmp byte [ebp - 0x124], 0x2e
je 0x401525
and dword [ebp - 0x150], 0x10
je 0x401454
lea eax, [ebp - 0x124]
push eax
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
cmp eax, 1
jne 0x401525
call fcn.004013d3
push 0x407544
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
jmp 0x401525
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 0x258]
push eax
push 0x104
lea eax, [ebp - 0x124]
push eax
call dword [sym.imp.KERNEL32.dll_GetFullPathNameA]
test eax, eax
je 0x401525
lea eax, [ebp - 0x258]
push eax
call dword [sym.imp.USER32.dll_CharLowerA]
push 3
push 0x407548
lea eax, [ebp - 0x258]
push eax
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea ecx, [ebp - 0x258]
sub ecx, 3
add eax, ecx
push eax
call dword [sym.imp.MSVCRT.dll_memcmp]
add esp, 0xc
test eax, eax
jne 0x401525
push 0x1388
call dword [sym.imp.KERNEL32.dll_Sleep]
call edi
push eax
call esi
xor eax, eax
pop ecx
mov dword [ebp - 4], eax
cmp dword [str.Update.exe], eax
je 0x4014e0
inc dword [ebp - 4]
mov ecx, dword [ebp - 4]
cmp dword [ecx*4 + 0x40a278], eax
jne 0x4014d1
call ebx
cdq
idiv dword [ebp - 4]
mov eax, dword [edx*4 + 0x40a278]
mov dword [ebp - 4], eax
call edi
push eax
call esi
pop ecx
call ebx
push dword [ebp - 4]
lea eax, [ebp - 0x358]
push 0x40754c
push eax
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
lea eax, [ebp - 0x358]
push eax
lea eax, [ebp - 0x258]
push eax
call fcn.0040119b
pop ecx
pop ecx
lea eax, [ebp - 0x150]
push eax
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x401413
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_FindClose]
pop edi
pop esi
pop ebx
leave
ret