joyce8/EMBER2024-capa huggingface dataset:
Function at 0x48ac38
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffa4
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 4], ebx
mov dword [ebp - 8], ebx
mov dword [ebp - 0x18], ecx
mov esi, edx
mov ebx, eax
lea eax, [ebp - 0x14]
mov edx, dword [0x409dc4]
call fcn.00406d98
xor eax, eax
push ebp
push 0x48adf9
push dword fs:[eax]
mov dword fs:[eax], esp
cmp dword [0x524488], 0
jne 0x48ac8c
mov ecx, dword [0x5262bc]
mov dl, 1
mov eax, dword [0x40ac88]
call fcn.00413ca0
call fcn.00404e1c
lea eax, [ebp - 0x2c]
xor ecx, ecx
mov edx, 0x10
call fcn.00403ab4
mov eax, ebx
call fcn.00406210
mov dword [ebp - 0x28], eax
push esi
mov esi, 0x48ae08
lea edi, [ebp - 0x3c]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
pop esi
lea eax, [ebp - 0x3c]
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x10]
call fcn.00408330
xor eax, eax
mov dword [ebp - 0xc], eax
mov eax, ebx
test eax, eax
je 0x48acd3
sub eax, 4
mov eax, dword [eax]
shr eax, 1
test eax, eax
jle 0x48ad9f
mov dword [ebp - 0x1c], 0x20
lea eax, [ebp - 0x1c]
push eax
lea eax, [ebp - 0x5c]
push eax
call fcn.00408fb4
test eax, eax
je 0x48ad8b
lea eax, [ebp - 4]
lea edx, [ebp - 0x5c]
mov ecx, 0x10
call fcn.004065e0
lea eax, [ebp - 8]
mov edx, ebx
call fcn.00406648
mov eax, dword [ebp - 4]
test eax, eax
je 0x48ad2e
mov edx, eax
sub edx, 0xa
cmp word [edx], 2
je 0x48ad2e
lea eax, [ebp - 4]
mov edx, dword [ebp - 4]
call fcn.004057e4
mov ebx, eax
test ebx, ebx
je 0x48ad39
sub ebx, 4
mov ebx, dword [ebx]
mov eax, dword [ebp - 8]
test eax, eax
je 0x48ad56
mov edx, eax
sub edx, 0xa
cmp word [edx], 2
je 0x48ad56
lea eax, [ebp - 8]
mov edx, dword [ebp - 8]
call fcn.004057e4
mov edi, eax
test edi, edi
je 0x48ad61
sub edi, 4
mov edi, dword [edi]
push edi
mov eax, dword [ebp - 8]
call fcn.0040646c
push eax
push ebx
mov eax, dword [ebp - 4]
call fcn.0040646c
push eax
push 1
push 0x400
call fcn.00408edc
sub eax, 2
test eax, eax
sete al
jmp 0x48ad8d
xor eax, eax
test al, al
je 0x48ad98
mov ebx, 0x15
jmp 0x48ada4
mov ebx, 0x10
jmp 0x48ada4
mov ebx, 0x15
lea eax, [ebp - 0x14]
push eax
push 1
lea eax, [ebp - 0x2c]
push eax
push ebx
push 0
push esi
call dword [0x524488]
call fcn.0048aaa4
mov eax, dword [ebp - 0xc]
call fcn.0048aaa4
mov eax, dword [ebp - 0x18]
mov edx, dword [ebp - 0x10]
call fcn.00408348
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x48ae00
lea eax, [ebp - 0x14]
mov edx, dword [0x409dc4]
call fcn.00406e70
lea eax, [ebp - 8]
mov edx, 2
call fcn.004063d8
ret
Function at 0x4da1d0
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0
push ebx
push esi
push edi
mov edi, ecx
mov esi, edx
xor edx, edx
push ebp
push 0x4da22a
push dword fs:[edx]
mov dword fs:[edx], esp
mov eax, dword [eax + 0x30]
call fcn.004da1c4
mov ebx, eax
lea edx, [ebp - 4]
mov eax, edi
call fcn.004d74b8
mov edx, dword [ebp - 4]
mov eax, dword [ebx + 0xc]
call fcn.004d701c
mov edx, dword [esi + 8]
mov eax, dword [ebx + 0x10]
mov ecx, dword [eax]
call dword [ecx + 8]
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4da231
lea eax, [ebp - 4]
call fcn.004063d0
ret
Function at 0x4ee1ec
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffdec
push ebx
push esi
push edi
xor edx, edx
mov dword [ebp - 0x210], edx
mov dword [ebp - 0x214], edx
mov ebx, eax
xor eax, eax
push ebp
push 0x4ee2ca
push dword fs:[eax]
mov dword fs:[eax], esp
xor eax, eax
push ebp
push 0x4ee2a2
push dword fs:[eax]
mov dword fs:[eax], esp
push 0
push 0x23
lea eax, [ebp - 0x20a]
push eax
push esi
call fcn.00447204
lea eax, [ebx + 8]
lea edx, [ebp - 0x20a]
mov ecx, 0x105
call fcn.004065e0
push 0
push 0x1a
lea eax, [ebp - 0x20a]
push eax
push esi
call fcn.00447204
lea eax, [ebx + 4]
lea edx, [ebp - 0x20a]
mov ecx, 0x105
call fcn.004065e0
lea edx, [ebp - 0x214]
xor eax, eax
call fcn.00403470
mov eax, dword [ebp - 0x214]
lea edx, [ebp - 0x210]
call fcn.0040dcc8
mov edx, dword [ebp - 0x210]
lea eax, [ebx + 0xc]
call fcn.004063e0
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x4ee2ac
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4ee2d1
lea eax, [ebp - 0x214]
mov edx, 2
call fcn.004063d8
ret
Function at 0x4ee820
Capabilities:
Encode data using xor
Encrypt data using des
Encrypt data using rc4 prga

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xffffffa4
mov dword [esp + 4], ecx
mov dword [esp], edx
mov esi, 0x30
mov edi, 0x525d88
mov ecx, dword [esp]
lea edx, [esp + 0xc]
movzx ebx, byte [edi]
movzx ebx, byte [eax + ebx - 1]
xor bl, byte [ecx]
mov byte [edx], bl
inc edx
inc ecx
inc edi
dec esi
jne 0x4ee83f
mov esi, 1
mov edx, 0x525e90
mov ecx, esi
dec ecx
mov eax, ecx
add eax, eax
lea eax, [eax + eax*2]
add ecx, ecx
add ecx, ecx
movzx ebx, byte [esp + eax + 0xc]
mov edi, ebx
add edi, edi
movzx ebx, byte [esp + eax + 0x11]
add edi, ebx
movzx ebx, byte [esp + eax + 0xd]
add ebx, ebx
add ebx, ebx
add ebx, ebx
movzx ebp, byte [esp + eax + 0xe]
add ebp, ebp
add ebp, ebp
add ebx, ebp
movzx ebp, byte [esp + eax + 0xf]
add ebp, ebp
add ebx, ebp
movzx eax, byte [esp + eax + 0x10]
add ebx, eax
mov dword [esp + 8], ebx
mov eax, 1
mov ebx, eax
dec ebx
je 0x4ee8b8
dec ebx
je 0x4ee8da
dec ebx
je 0x4ee8fc
dec ebx
je 0x4ee91d
jmp 0x4ee937
mov ebx, edi
add ebx, ebx
lea ebx, [edx + ebx*8]
mov ebp, dword [esp + 8]
movzx ebx, byte [ebx + ebp - 0x40]
and bl, 8
movzx ebx, bl
shr ebx, 3
lea ebp, [eax + ecx]
mov byte [esp + ebp + 0x3b], bl
jmp 0x4ee937
mov ebx, edi
add ebx, ebx
lea ebx, [edx + ebx*8]
mov ebp, dword [esp + 8]
movzx ebx, byte [ebx + ebp - 0x40]
and bl, 4
movzx ebx, bl
shr ebx, 2
lea ebp, [eax + ecx]
mov byte [esp + ebp + 0x3b], bl
jmp 0x4ee937
mov ebx, edi
add ebx, ebx
lea ebx, [edx + ebx*8]
mov ebp, dword [esp + 8]
movzx ebx, byte [ebx + ebp - 0x40]
and bl, 2
movzx ebx, bl
shr ebx, 1
lea ebp, [eax + ecx]
mov byte [esp + ebp + 0x3b], bl
jmp 0x4ee937
mov ebx, edi
add ebx, ebx
lea ebx, [edx + ebx*8]
mov ebp, dword [esp + 8]
movzx ebx, byte [ebx + ebp - 0x40]
and bl, 1
lea ebp, [eax + ecx]
mov byte [esp + ebp + 0x3b], bl
inc eax
cmp eax, 5
jne 0x4ee8a8
inc esi
add edx, 0x40
cmp esi, 9
jne 0x4ee85b
mov esi, 0x20
mov eax, 0x525db8
mov edx, dword [esp + 4]
movzx ecx, byte [eax]
movzx ecx, byte [esp + ecx + 0x3b]
mov byte [edx], cl
inc edx
inc eax
dec esi
jne 0x4ee95c
add esp, 0x5c
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x4ee998
Capabilities:
Encrypt data using des

Disassembly:
push ebx
push esi
push edi
push ecx
mov dword [esp], ecx
mov esi, eax
movzx eax, dl
movzx ebx, byte [eax + 0x525e3f]
test bl, bl
jbe 0x4ee9c9
lea eax, [esi + 0x3e0]
call fcn.004ee974
lea eax, [esi + 0x3fc]
call fcn.004ee974
dec bl
jne 0x4ee9af
mov cl, 0x30
mov edi, 0x525e10
mov eax, dword [esp]
movzx edx, byte [edi]
cmp dl, 0x1c
ja 0x4ee9ea
movzx edx, dl
movzx edx, byte [esi + edx + 0x3df]
mov byte [eax], dl
jmp 0x4ee9f7
movzx edx, dl
movzx edx, byte [esi + edx + 0x3df]
mov byte [eax], dl
inc eax
inc edi
dec cl
jne 0x4ee9d3
pop edx
pop edi
pop esi
pop ebx
ret
Function at 0x4eea04
Capabilities:
Encode data using xor
Encrypt data using des
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffbdc
push ebx
push esi
push edi
mov dword [ebp - 8], ecx
mov dword [ebp - 4], edx
mov edi, eax
mov bl, 1
lea esi, [ebp - 0x421]
mov eax, edi
mov edx, ebx
call fcn.004ee7b8
mov byte [esi], al
inc ebx
inc esi
cmp bl, 0x41
jne 0x4eea20
mov bl, 0x1c
mov esi, str.91__
lea edi, [ebp - 0x41]
movzx edx, byte [esi]
mov eax, dword [ebp - 8]
call fcn.004ee7b8
mov byte [edi], al
movzx edx, byte [esi + 0x1c]
mov eax, dword [ebp - 8]
call fcn.004ee7b8
mov byte [edi + 0x1c], al
inc edi
inc esi
dec bl
jne 0x4eea3c
mov bl, 1
lea esi, [ebp - 0x3a1]
mov ecx, esi
lea eax, [ebp - 0x421]
mov edx, ebx
call fcn.004ee998
inc ebx
add esi, 0x30
cmp bl, 0x11
jne 0x4eea66
mov bl, 1
mov eax, 0x525d08
lea edx, [ebp - 0xa1]
cmp bl, 0x20
ja 0x4eea9f
movzx ecx, byte [eax]
movzx ecx, byte [ebp + ecx - 0x422]
mov byte [edx], cl
jmp 0x4eeaac
movzx ecx, byte [eax]
movzx ecx, byte [ebp + ecx - 0x422]
mov byte [edx], cl
inc ebx
inc edx
inc eax
cmp bl, 0x41
jne 0x4eea8b
mov byte [ebp - 9], 1
lea esi, [ebp - 0x3a1]
cmp byte [ebp + 8], 0
je 0x4eead6
lea ecx, [ebp - 0x61]
mov edx, esi
lea eax, [ebp - 0x81]
call fcn.004ee820
jmp 0x4eeafd
movzx eax, byte [ebp - 9]
mov edx, 0x11
sub edx, eax
mov eax, edx
add eax, eax
lea eax, [eax + eax*2]
lea edx, [ebp + eax*8 - 0x3d1]
lea ecx, [ebp - 0x61]
lea eax, [ebp - 0x81]
call fcn.004ee820
mov bl, 0x20
lea eax, [ebp - 0xa1]
movzx edx, byte [eax]
xor byte [eax + 0x40], dl
inc eax
dec bl
jne 0x4eeb05
push esi
lea esi, [ebp - 0x81]
lea edi, [ebp - 0xa1]
mov ecx, 8
rep movsd dword es:[edi], dword [esi]
pop esi
push esi
lea esi, [ebp - 0x61]
lea edi, [ebp - 0x81]
mov ecx, 8
rep movsd dword es:[edi], dword [esi]
pop esi
inc byte [ebp - 9]
add esi, 0x30
cmp byte [ebp - 9], 0x11
jne 0x4eeabe
mov bl, 0x40
mov esi, 0x525d48
lea eax, [ebp - 0x3e1]
movzx edx, byte [esi]
cmp dl, 0x20
ja 0x4eeb6b
movzx edx, dl
movzx edx, byte [ebp + edx - 0x82]
mov byte [eax], dl
jmp 0x4eeb78
movzx edx, dl
movzx edx, byte [ebp + edx - 0xc2]
mov byte [eax], dl
inc eax
inc esi
dec bl
jne 0x4eeb54
mov bl, 1
lea esi, [ebp - 0x3e1]
movzx ecx, byte [esi]
mov eax, dword [ebp - 4]
mov edx, ebx
call fcn.004ee7e0
inc ebx
inc esi
cmp bl, 0x41
jne 0x4eeb86
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x4f389c
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
push edi
push ebp
push ecx
mov edi, ecx
mov dword [esp], edx
mov ebp, eax
xor esi, esi
mov ebx, dword [esp]
jmp 0x4f38b0
inc ebx
mov eax, ebx
mov ecx, 3
cdq
idiv ecx
test edx, edx
jg 0x4f38af
mov eax, ebx
mov ecx, 3
cdq
idiv ecx
add eax, eax
add eax, eax
mov ebx, eax
mov eax, edi
xor ecx, ecx
mov edx, ebx
call fcn.00405f44
xor ebx, ebx
cmp esi, dword [esp]
jge 0x4f3a14
inc ebx
mov eax, edi
call fcn.00405d48
movzx edx, byte [ebp + esi]
and dl, 0xfc
movzx edx, dl
shr edx, 2
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [eax + ebx - 1], dl
lea eax, [esi + 1]
cmp eax, dword [esp]
jge 0x4f39cd
inc ebx
mov eax, edi
call fcn.00405d48
movzx edx, byte [ebp + esi]
and dl, 3
movzx edx, dl
shl edx, 4
movzx ecx, byte [ebp + esi + 1]
and cl, 0xf0
movzx ecx, cl
shr ecx, 4
add edx, ecx
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [eax + ebx - 1], dl
lea eax, [esi + 2]
cmp eax, dword [esp]
jge 0x4f399c
inc ebx
mov eax, edi
call fcn.00405d48
movzx edx, byte [ebp + esi + 1]
and dl, 0xf
movzx edx, dl
add edx, edx
add edx, edx
movzx ecx, byte [ebp + esi + 2]
and cl, 0xc0
movzx ecx, cl
shr ecx, 6
add edx, ecx
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [eax + ebx - 1], dl
inc ebx
mov eax, edi
call fcn.00405d48
movzx edx, byte [ebp + esi + 2]
and dl, 0x3f
movzx edx, dl
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [eax + ebx - 1], dl
jmp 0x4f3a08
inc ebx
mov eax, edi
call fcn.00405d48
movzx edx, byte [ebp + esi + 1]
and dl, 0xf
movzx edx, dl
add edx, edx
add edx, edx
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [eax + ebx - 1], dl
inc ebx
mov eax, edi
call fcn.00405d48
mov byte [eax + ebx - 1], 0x3d
jmp 0x4f3a08
inc ebx
mov eax, edi
call fcn.00405d48
movzx edx, byte [ebp + esi]
and dl, 3
movzx edx, dl
shl edx, 4
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [eax + ebx - 1], dl
inc ebx
mov eax, edi
call fcn.00405d48
mov byte [eax + ebx - 1], 0x3d
inc ebx
mov eax, edi
call fcn.00405d48
mov byte [eax + ebx - 1], 0x3d
add esi, 3
cmp esi, dword [esp]
jl 0x4f38e4
pop edx
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4f3c98
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffff4
mov edi, ecx
mov dword [esp], edx
mov esi, eax
movzx edx, byte [esi]
mov byte [esp + 4], dl
shl edx, 7
and dl, 0xff
movzx eax, byte [esi + 1]
movzx ecx, al
shr ecx, 1
or dl, cl
mov byte [esp + 5], dl
shl eax, 6
and al, 0xff
movzx edx, byte [esi + 2]
movzx ecx, dl
shr ecx, 2
or al, cl
mov byte [esp + 6], al
shl edx, 5
and dl, 0xff
movzx eax, byte [esi + 3]
movzx ecx, al
shr ecx, 3
or dl, cl
mov byte [esp + 7], dl
shl eax, 4
and al, 0xff
movzx edx, byte [esi + 4]
shr edx, 4
or al, dl
mov byte [esp + 8], al
movzx eax, byte [esi + 4]
add eax, eax
add eax, eax
add eax, eax
and al, 0xff
movzx edx, byte [esi + 5]
shr edx, 5
or al, dl
mov byte [esp + 9], al
movzx eax, byte [esi + 5]
add eax, eax
add eax, eax
and al, 0xff
movzx edx, byte [esi + 6]
shr edx, 6
or al, dl
mov byte [esp + 0xa], al
movzx eax, byte [esi + 6]
add eax, eax
and al, 0xff
mov byte [esp + 0xb], al
mov ebp, 8
lea eax, [esp + 4]
mov edx, 1
xor esi, esi
mov ecx, edx
movzx ebx, byte [eax]
shl ebx, cl
mov ecx, ebx
xor ecx, esi
and ecx, 1
mov esi, ecx
inc edx
cmp edx, 8
jne 0x4f3d49
movzx edx, byte [eax]
and dl, 0xfe
mov ecx, esi
or dl, cl
mov byte [eax], dl
inc eax
dec ebp
jne 0x4f3d44
mov eax, edi
xor ecx, ecx
mov edx, 8
call fcn.00405f44
push 1
mov eax, edi
call fcn.00405d48
mov edx, eax
lea ecx, [esp + 8]
mov eax, dword [esp + 4]
call fcn.004eea04
add esp, 0xc
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x4f5d54
Capabilities:
Print debug messages

Disassembly:
push ebp
mov ebp, esp
push ecx
mov ecx, 4
push 0
push 0
dec ecx
jne 0x4f5d5d
xchg dword [ebp - 4], ecx
push ebx
push esi
push edi
mov byte [ebp - 5], cl
mov esi, edx
mov dword [ebp - 4], eax
mov ebx, dword [ebp + 8]
xor eax, eax
push ebp
push 0x4f5f0f
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 4]
call fcn.004f60a4
xor eax, eax
push ebp
push 0x4f5eed
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 4]
test byte [eax + 0x1c], 8
je 0x4f5dac
call fcn.00404f10
jmp 0x4f5ef4
mov eax, dword [ebp - 4]
test byte [eax + 0x30], 8
je 0x4f5e7b
mov eax, dword [ebp - 4]
test byte [eax + 0x30], 1
je 0x4f5e01
mov eax, dword [ebp - 4]
cmp word [eax + 0x3a], 0
je 0x4f5e01
lea edx, [ebp - 0x10]
mov eax, dword [ebp - 4]
call fcn.004f5ca8
push dword [ebp - 0x10]
mov eax, dword [ebp - 4]
push dword [eax + 0x50]
push ebx
lea eax, [ebp - 0xc]
mov edx, 3
call fcn.00406884
mov eax, dword [ebp - 0xc]
push eax
mov edi, dword [ebp - 4]
movzx ecx, byte [ebp - 5]
mov edx, esi
mov eax, dword [edi + 0x3c]
call dword [edi + 0x38]
mov eax, dword [ebp - 4]
test byte [eax + 0x30], 4
je 0x4f5e3a
lea edx, [ebp - 0x18]
mov eax, dword [ebp - 4]
call fcn.004f5ca8
push dword [ebp - 0x18]
mov eax, dword [ebp - 4]
push dword [eax + 0x50]
push ebx
lea eax, [ebp - 0x14]
mov edx, 3
call fcn.00406884
mov eax, dword [ebp - 0x14]
call fcn.0040646c
push eax
call fcn.004091b0
mov eax, dword [ebp - 4]
test byte [eax + 0x30], 2
je 0x4f5ed7
lea edx, [ebp - 0x20]
mov eax, dword [ebp - 4]
call fcn.004f5ca8
push dword [ebp - 0x20]
mov eax, dword [ebp - 4]
push dword [eax + 0x50]
push ebx
push 0x4f5f2c
lea eax, [ebp - 0x1c]
mov edx, 4
call fcn.00406884
mov edx, dword [ebp - 0x1c]
mov eax, dword [ebp - 4]
call fcn.004f5cc8
jmp 0x4f5ed7
mov eax, dword [ebp - 4]
test byte [eax + 0x30], 1
je 0x4f5e9e
mov eax, dword [ebp - 4]
cmp word [eax + 0x3a], 0
je 0x4f5e9e
push ebx
mov edi, dword [ebp - 4]
movzx ecx, byte [ebp - 5]
mov edx, esi
mov eax, dword [edi + 0x3c]
call dword [edi + 0x38]
mov eax, dword [ebp - 4]
test byte [eax + 0x30], 4
je 0x4f5eb4
mov eax, ebx
call fcn.0040646c
push eax
call fcn.004091b0
mov eax, dword [ebp - 4]
test byte [eax + 0x30], 2
je 0x4f5ed7
lea eax, [ebp - 0x24]
mov ecx, 0x4f5f2c
mov edx, ebx
call fcn.004067b4
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 4]
call fcn.004f5cc8
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4f5ef4
mov eax, dword [ebp - 4]
call fcn.004f60b0
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4f5f16
lea eax, [ebp - 0x24]
mov edx, 7
call fcn.004063d8
ret

Function at 0x4f6c20
Capabilities:
Hash data with md5

Disassembly:
push ebx
mov ebx, eax
mov eax, ebx
call fcn.004f76d4
mov dword [ebx], 0x67452301
mov dword [ebx + 4], 0xefcdab89
mov dword [ebx + 8], 0x98badcfe
mov dword [ebx + 0xc], 0x10325476
pop ebx
ret
Function at 0x4fc334
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffff0
mov esi, eax
mov byte [esp], 0
xor eax, eax
mov dword [esp + 4], eax
xor eax, eax
mov dword [esp + 8], eax
mov edi, 1
jmp 0x4fc355
inc edi
mov eax, esi
call fcn.004059a8
cmp edi, eax
jg 0x4fc367
cmp byte [esi + edi - 1], 0x20
je 0x4fc354
mov eax, esi
test eax, eax
je 0x4fc372
sub eax, 4
mov eax, dword [eax]
cmp eax, edi
jl 0x4fc434
cmp byte [esi + edi - 1], 0x2e
je 0x4fc458
jmp 0x4fc434
cmp byte [esi + edi - 1], 0x2e
jne 0x4fc3dc
inc dword [esp + 4]
cmp dword [esp + 4], 3
jg 0x4fc458
cmp dword [esp + 8], 0xff
jg 0x4fc458
xor eax, eax
mov dword [esp + 8], eax
mov ebp, esi
test ebp, ebp
je 0x4fc3c0
sub ebp, 4
mov ebp, dword [ebp]
cmp ebp, edi
jg 0x4fc3c8
mov bl, 1
jmp 0x4fc3d6
movzx eax, byte [esi + edi]
add al, 0xd0
sub al, 0xa
setb bl
xor bl, 1
test bl, bl
jne 0x4fc458
jmp 0x4fc433
movzx eax, byte [esi + edi - 1]
add al, 0xd0
sub al, 0xa
jae 0x4fc401
mov eax, dword [esp + 8]
add eax, eax
lea eax, [eax + eax*4]
movzx edx, byte [esi + edi - 1]
add eax, edx
sub eax, 0x30
mov dword [esp + 8], eax
jmp 0x4fc433
inc edi
mov eax, esi
call fcn.004059a8
cmp edi, eax
jg 0x4fc413
cmp byte [esi + edi - 1], 0x20
je 0x4fc400
mov dword [esp + 0xc], esi
cmp dword [esp + 0xc], 0
je 0x4fc42b
mov eax, dword [esp + 0xc]
sub eax, 4
mov eax, dword [eax]
mov dword [esp + 0xc], eax
cmp edi, dword [esp + 0xc]
jle 0x4fc458
jmp 0x4fc443
inc edi
mov eax, esi
call fcn.004059a8
cmp edi, eax
jle 0x4fc38a
cmp dword [esp + 4], 3
jne 0x4fc458
cmp dword [esp + 8], 0xff
jg 0x4fc458
mov byte [esp], 1
movzx eax, byte [esp]
add esp, 0x10
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x50f2c0
Capabilities:
Encode data using base64
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffec
push ebx
push esi
push edi
mov dword [ebp - 0xc], ecx
mov dword [ebp - 8], edx
mov byte [ebp - 1], al
mov esi, dword [ebp + 8]
mov eax, dword [ebp - 0xc]
add eax, eax
add eax, eax
mov ecx, 3
cdq
idiv ecx
mov edx, eax
add edx, 4
mov ecx, esi
xor eax, eax
call fcn.00405fdc
cmp byte [ebp - 1], 0
jne 0x50f320
mov eax, esi
call fcn.00405d48
movzx edx, byte [ebp - 0xc]
dec edx
and dl, 0x3f
add dl, 0x21
mov byte [eax], dl
mov eax, dword [ebp - 0xc]
add eax, 2
mov ecx, 3
cdq
idiv ecx
lea eax, [eax + eax*2]
mov dword [ebp - 0xc], eax
mov edi, 2
xor eax, eax
mov dword [ebp - 0x10], eax
xor ebx, ebx
movzx eax, byte [ebp - 1]
sub al, 1
jb 0x50f33a
sub al, 2
jb 0x50f341
jmp 0x50f346
mov ebx, 2
jmp 0x50f346
mov ebx, 1
mov eax, esi
call fcn.00405d48
mov byte [eax + ebx - 1], 0
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0xc]
jge 0x50f42a
test edi, edi
jle 0x50f3a2
mov eax, esi
call fcn.00405d48
lea eax, [eax + ebx - 1]
push eax
mov ecx, edi
mov eax, 0x3f
shl eax, cl
mov edx, dword [ebp - 8]
mov ecx, dword [ebp - 0x10]
movzx edx, byte [edx + ecx]
and eax, edx
mov ecx, edi
shr eax, cl
mov edx, dword [esi]
or al, byte [edx + ebx - 1]
pop edx
mov byte [edx], al
sub edi, 6
inc ebx
mov eax, esi
call fcn.00405d48
mov byte [eax + ebx - 1], 0
jmp 0x50f41e
test edi, edi
jge 0x50f3e8
mov eax, edi
cdq
xor eax, edx
sub eax, edx
mov edi, eax
mov eax, esi
call fcn.00405d48
lea eax, [eax + ebx - 1]
push eax
mov ecx, edi
mov eax, 0x3f
shr eax, cl
mov edx, dword [ebp - 8]
mov ecx, dword [ebp - 0x10]
and al, byte [edx + ecx]
mov ecx, edi
shl al, cl
mov edx, dword [esi]
or al, byte [edx + ebx - 1]
pop edx
mov byte [edx], al
mov eax, 8
sub eax, edi
mov edi, eax
inc dword [ebp - 0x10]
jmp 0x50f41e
mov eax, esi
call fcn.00405d48
mov edx, dword [ebp - 8]
mov ecx, dword [ebp - 0x10]
movzx edx, byte [edx + ecx]
and dl, 0x3f
mov ecx, dword [esi]
movzx ecx, byte [ecx + ebx - 1]
or dl, cl
mov byte [eax + ebx - 1], dl
inc ebx
inc dword [ebp - 0x10]
mov eax, esi
call fcn.00405d48
mov byte [eax + ebx - 1], 0
mov edi, 2
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0xc]
jl 0x50f35e
movzx eax, byte [ebp - 1]
sub al, 1
jb 0x50f43b
sub al, 2
jb 0x50f475
jmp 0x50f4bd
cmp edi, 2
jne 0x50f441
dec ebx
mov eax, ebx
sub eax, 2
jl 0x50f4bd
inc eax
mov dword [ebp - 0x14], eax
mov edi, 2
mov eax, esi
call fcn.00405d48
mov edx, dword [esi]
movzx edx, byte [edx + edi - 1]
mov ecx, dword [0x5261a4]
movzx edx, byte [ecx + edx]
mov byte [eax + edi - 1], dl
inc edi
dec dword [ebp - 0x14]
jne 0x50f451
jmp 0x50f4bd
cmp edi, 2
jne 0x50f47b
dec ebx
test ebx, ebx
jle 0x50f4b8
mov dword [ebp - 0x14], ebx
mov edi, 1
mov eax, esi
call fcn.00405d48
mov edx, dword [esi]
movzx edx, byte [edx + edi - 1]
mov ecx, dword [0x5261a8]
movzx edx, byte [ecx + edx]
mov byte [eax + edi - 1], dl
inc edi
dec dword [ebp - 0x14]
jne 0x50f487
jmp 0x50f4b8
inc ebx
mov eax, esi
call fcn.00405d48
mov byte [eax + ebx - 1], 0x3d
test bl, 3
jne 0x50f4ab
mov eax, esi
xor ecx, ecx
mov edx, ebx
call fcn.00405f44
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x510300
Capabilities:
Hash data with md5

Disassembly:
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
xor edx, edx
mov dword [eax + 0x10], edx
xor edx, edx
mov dword [eax + 0x14], edx
add eax, 0x18
xor ecx, ecx
mov edx, 0x40
call fcn.00403ab4
ret

Function at 0x510438
Capabilities:
Get file size
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff94
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
call fcn.004063c8
xor eax, eax
push ebp
push 0x510586
push dword fs:[eax]
mov dword fs:[eax], esp
lea eax, [ebp - 0x6c]
call fcn.00510300
push 0
push 0x8000080
push 3
push 0
push 3
push 0x80000000
mov eax, dword [ebp - 4]
call fcn.0040646c
push eax
call fcn.00408efc
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0xffffffff
je 0x510565
xor eax, eax
push ebp
push 0x51055e
push dword fs:[eax]
mov dword fs:[eax], esp
push 0
push 0
push 0
push 2
push 0
mov eax, dword [ebp - 0xc]
push eax
call fcn.00408f04
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 0
je 0x510547
xor eax, eax
push ebp
push 0x510540
push dword fs:[eax]
mov dword fs:[eax], esp
push 0
push 0
push 0
push 4
mov eax, dword [ebp - 0x10]
push eax
call fcn.00409190
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0
je 0x510529
xor eax, eax
push ebp
push 0x510522
push dword fs:[eax]
mov dword fs:[eax], esp
push 0
mov eax, dword [ebp - 0xc]
push eax
call fcn.00408ffc
mov ecx, eax
lea eax, [ebp - 0x6c]
mov edx, dword [ebp - 0x14]
call fcn.00510338
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x510529
mov eax, dword [ebp - 0x14]
push eax
call fcn.00409248
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x510547
mov eax, dword [ebp - 0x10]
push eax
call fcn.00408ed4
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x510565
mov eax, dword [ebp - 0xc]
push eax
call fcn.00408ed4
ret
mov edx, dword [ebp - 8]
lea eax, [ebp - 0x6c]
call fcn.005103c0
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x51058d
lea eax, [ebp - 4]
call fcn.004063d0
ret