joyce8/EMBER2024-capa huggingface dataset:
Function at 0x456ef8
Capabilities:
Contain obfuscated stackstrings

Disassembly:
sub esp, 0x18
push esi
push edi
mov edi, ecx
call fcn.004569c8
mov esi, eax
test esi, esi
je 0x456fb4
push ebp
lea edx, [esp + 0x10]
mov ecx, esi
mov dword [esp + 0x10], 0x65657246
mov dword [esp + 0x14], 0x7262694c
mov dword [esp + 0x18], 0x797261
call fcn.00456a88
mov ebp, eax
test ebp, ebp
je 0x456fb3
lea edx, [esp + 0x10]
mov ecx, esi
mov dword [esp + 0x10], 0x4d746547
mov dword [esp + 0x14], 0x6c75646f
mov dword [esp + 0x18], 0x6e614865
mov dword [esp + 0x1c], 0x41656c64
mov byte [esp + 0x20], 0
call fcn.00456a88
mov edx, eax
mov dword [esp + 0xc], edx
test edx, edx
je 0x456fb3
mov ecx, dword [edi + 0x3c]
cmp dword [ecx + edi + 0x84], 0
je 0x456fb3
push ebx
mov ebx, dword [ecx + edi + 0x80]
add ebx, edi
xor esi, esi
mov eax, dword [ebx + 0xc]
test eax, eax
je 0x456fb2
lea ebx, [ebx]
add eax, edi
push eax
call edx
push eax
call ebp
mov edx, dword [esp + 0x10]
lea esi, [esi + 1]
lea eax, [esi + esi*4]
mov eax, dword [ebx + eax*4 + 0xc]
test eax, eax
jne 0x456f98
pop ebx
pop ebp
pop edi
pop esi
add esp, 0x18
ret

Function at 0x457231
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
mov ebx, dword [ebp + 8]
cmp ebx, 0
je 0x457276
mov eax, dword [ebx + 0x3c]
add eax, ebx
mov edx, dword [eax + 0x78]
add edx, ebx
mov ecx, dword [edx + 0x18]
mov eax, dword [edx + 0x20]
push ecx
push ecx
push eax
xor eax, eax
or ecx, 0xffffffff
mov edi, dword [ebp + 0xc]
mov edi, dword [edi]
repne scasb al, byte es:[edi]
not ecx
pop eax
push ecx
mov edi, dword [ebp + 0xc]
mov edi, dword [edi]
mov esi, dword [eax + ebx]
add esi, ebx
repe cmpsb byte [esi], byte es:[edi]
pop ecx
je 0x45727c
add eax, 4
pop esi
dec esi
push esi
jne 0x45725e
xor eax, eax
leave
ret 8
pop esi
pop ecx
sub ecx, esi
mov eax, dword [edx + 0x24]
lea eax, [eax + ecx*2]
movzx eax, word [eax + ebx]
mov ecx, dword [edx + 0x1c]
lea eax, [ecx + eax*4]
mov eax, dword [eax + ebx]
add eax, ebx
leave
ret 8
Function at 0x488480
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x159e308]
xor edx, edx
cmp eax, edx
jne 0x4884a6
xor eax, eax
mov byte [eax + 0x159e208], al
inc eax
cmp eax, 0x100
jl 0x48848e
mov dword [0x159e308], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x159e208
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x488537
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x48850a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x4884d8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4885b0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x488603
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x4885ea
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x48ada0
Capabilities:
Access peb ldr_data
Get process heap flags

Disassembly:
push 0xffffffffffffffff
push 0x5349c8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x44]
mov edx, dword [edi]
add edx, 0x18
mov eax, edx
mov dword [edi], edx
push eax
call fcn.004704b0
mov ebx, dword [edi]
add ebx, eax
mov eax, ebx
mov dword [edi], ebx
push eax
call fcn.004704b0
mov ecx, dword [edi]
add ecx, eax
mov eax, ecx
mov dword [edi], ecx
mov ecx, dword [eax + 4]
mov edx, dword [eax + 8]
lea esi, [eax + 0xc]
mov eax, dword [0x159e350]
push esi
mov dword [esp + 0x28], ecx
mov dword [esp + 0x20], edx
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], eax
mov dword [edi], esi
call fcn.004704b0
mov edx, dword [edi]
mov ebp, dword [esp + 0x58]
add eax, 4
add esp, 0xc
add edx, eax
mov eax, edx
mov dword [edi], edx
test ebp, ebp
mov dword [esp + 0x18], eax
jne 0x48ae3a
mov ecx, dword [esp + 0x40]
test ecx, ecx
jne 0x48ae34
add eax, 4
mov dword [esp + 0x18], eax
mov dword [eax], 0
mov ebx, dword [edi]
add ebx, 0x14
mov dword [edi], ebx
mov ebx, dword [esp + 0x48]
mov edx, dword [ebx]
dec edx
mov dword [ebx], edx
mov ecx, dword [0x159e350]
inc ecx
mov dword [0x159e350], ecx
mov ecx, dword [0x158d5f0]
mov dword [esp + 0x44], ecx
test ebp, ebp
mov dword [esp + 0x38], 0
jne 0x48af03
mov eax, dword [esp + 0x40]
test eax, eax
je 0x48af03
test byte [esp + 0x14], 1
je 0x48af03
cmp dword [ebx], 0
jle 0x48aedd
mov esi, dword [edi]
add esi, 0x18
push esi
call fcn.004704b0
add esi, eax
push esi
call fcn.004704b0
mov edx, dword [esp + 0x24]
add esi, eax
add esp, 8
cmp dword [esi + 4], edx
jle 0x48aedd
add esi, 0xc
push esi
call fcn.004704b0
lea eax, [esi + eax + 4]
add esp, 4
mov dword [eax], 0
add eax, 0x14
mov dword [edi], eax
mov edx, dword [ebx]
dec edx
mov dword [ebx], edx
mov ecx, dword [0x159e350]
inc ecx
mov dword [0x159e350], ecx
mov eax, dword [ebx]
test eax, eax
jg 0x48ae89
lea ecx, [esp + 0x44]
mov dword [esp + 0x38], 0xffffffff
call fcn.00527f86
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret
test ebp, ebp
mov dword [esp + 0x10], 0x10
jne 0x48af1e
test byte [esp + 0x14], 2
je 0x48af1e
mov dword [esp + 0x10], 0x11
call 0x1ae6000
retf
Function at 0x48f8c0
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x48fa58
cmp ebp, ebx
jle 0x48fa58
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x48f91e
dec eax
or eax, 0xfffffff8
inc eax
je 0x48f925
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, 0x80000001
jns 0x48f934
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x48f93b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00527cc7
add esp, 4
cmp eax, ebx
je 0x48f95c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.00527cc7
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x48fa4e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x48fa35
mov al, byte [edx]
cmp al, 0xc0
jbe 0x48fa21
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x48fa16
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x48fa24
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x48fa24
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x48f9c0
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x48f9b1
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret
Function at 0x49dcc0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x535c48
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x30]
push esi
mov ebx, ecx
push edi
mov esi, dword [ebp]
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x10]
dec ecx
cmp eax, ecx
jge 0x49dcf9
inc eax
mov dword [esi + 0x10], eax
jmp 0x49de0c
mov eax, dword [ebx + 0x3c]
mov ecx, dword [esi + 8]
cmp ecx, eax
jne 0x49dd0d
mov eax, 0xffffffc7
jmp 0x49de0e
mov esi, dword [esi]
mov edx, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp edx, ecx
jl 0x49dd1e
cmp dword [esi + 8], eax
jne 0x49dd0d
cmp dword [esi + 8], eax
jne 0x49dd37
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp eax, ecx
jl 0x49dd37
mov eax, 0xffffffc7
jmp 0x49de0e
mov eax, dword [esi + 4]
xor edi, edi
cmp eax, edi
je 0x49dd4b
push eax
mov ecx, ebx
call fcn.0049d4f0
mov dword [esi + 4], edi
mov dword [ebp], esi
mov ecx, dword [esi + 0x10]
inc ecx
mov dword [esi + 0x10], ecx
lea ecx, [esp + 0x10]
call fcn.0046fb00
mov dword [esp + 0x2c], edi
mov edi, dword [esp + 0x3c]
test edi, edi
jne 0x49dd7c
mov ecx, dword [ebx + 4]
mov edx, dword [ecx + 8]
lea ecx, [esp + 0x10]
push edx
call fcn.0046fb20
mov edi, eax
mov eax, dword [esi + 8]
push edi
push eax
mov ecx, ebx
call fcn.0049cc60
test eax, eax
mov dword [esp + 0x38], eax
je 0x49ddaf
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x1452310
call fcn.0046fd00
mov eax, dword [esp + 0x38]
jmp 0x49de0e
mov ecx, dword [esi + 0x10]
push ecx
push edi
mov ecx, ebx
call fcn.0049db20
mov dl, byte [edi]
and dl, 1
cmp dl, 1
jne 0x49ddf3
mov ecx, dword [esp + 0x34]
push ebp
push ecx
push edi
push eax
mov ecx, ebx
call fcn.0049db40
mov esi, eax
test esi, esi
jne 0x49de23
mov edx, dword [ebp]
push eax
push edi
mov ecx, ebx
mov dword [edx + 0x10], eax
call fcn.0049db20
mov cl, byte [edi]
and cl, 1
cmp cl, 1
je 0x49ddc5
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x1452310
call fcn.0046fd00
xor eax, eax
mov ecx, dword [esp + 0x24]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0xc
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x1452310
call fcn.0046fd00
mov eax, esi
jmp 0x49de0e
Function at 0x4ae550
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x536538
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
lea eax, [esp + 0xc]
mov ecx, dword [esi + 0x1c]
push eax
push ecx
push ecx
call fcn.01af8d08
push 0
lea ecx, [esp + 0x20]
call fcn.0052e955
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.004adeb0
mov eax, dword [esi + 0x4c]
mov ecx, dword [esi + 0x48]
add eax, 0x64
add esp, 0xc
add ecx, 0x64
mov dword [esp + 8], eax
lea eax, [esp + 4]
mov dword [esp + 4], ecx
push eax
lea ecx, [esp + 0x20]
call fcn.0052e883
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0x14]
mov edx, dword [esp + 0xc]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
push 1
sar edx, 4
mov ecx, edx
shr ecx, 0x1f
lea eax, [edx + ecx + 1]
xor edx, edx
test eax, eax
setl dl
dec edx
mov ecx, esi
and eax, edx
push eax
push 0
push 0
call fcn.0052b13e
mov ecx, dword [esp + 0x10]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 8]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
xor ecx, ecx
sar edx, 4
mov eax, edx
push 1
shr eax, 0x1f
lea eax, [edx + eax + 1]
test eax, eax
setl cl
dec ecx
and eax, ecx
mov ecx, esi
push eax
push 0
push 1
call fcn.0052b13e
push 1
push 0
push 0
mov ecx, esi
call fcn.0052b0e6
push 1
push 0
push 1
mov ecx, esi
call fcn.0052b0e6
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.0052e9c7
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x4b12a0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x4b12d3
push esi
call fcn.004bf660
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4b12cc
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x4b1359
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4b1342
mov eax, dword [esi + 8]
test eax, eax
je 0x4b12f7
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x4b133e
cmp eax, 2
je 0x4b1342
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4b12ea
cmp eax, 3
je 0x4b131d
cmp eax, 1
jne 0x4b12ea
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x4b12ea
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4b12ea
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004b1380
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4b1368
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004b1380
add esp, 4
pop esi
ret
Function at 0x4d0cf0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x98
push esi
push edi
mov eax, dword [ebp + 8]
mov dword [ebp - 0x10], eax
mov ecx, dword [ebp - 0x10]
xor edx, edx
mov dx, word [ecx]
cmp edx, 0x5a4d
je 0x4d0d18
xor eax, eax
jmp 0x4d1322
mov eax, dword [ebp - 0x10]
mov ecx, dword [ebp + 8]
add ecx, dword [eax + 0x3c]
mov dword [ebp - 0xc], ecx
mov edx, dword [ebp - 0xc]
cmp dword [edx], 0x4550
je 0x4d0d36
xor eax, eax
jmp 0x4d1322
push 4
push 0x2000
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax + 0x50]
push ecx
mov edx, dword [ebp - 0xc]
mov eax, dword [edx + 0x34]
push eax
call 0x16304e1
ret
pop edi
pop esi
mov esp, ebp
pop ebp
ret 8

Function at 0x4d58d0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x536a78
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004d54b0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.004d5520
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.004d5800
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.004d54d0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10

Function at 0x4d58e8
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x536a78
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004d54b0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.004d5520
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.004d5800
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.004d54d0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10
Function at 0x4d8130
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x4d813b
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x4d823e
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x145cc0c]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x145cc0c]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x145cc0c]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x145cc0c]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x145cc0c]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x145cc0c]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x145cc0c]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x145cc0c]
xor eax, edx
inc ecx
dec edi
jne 0x4d8156
pop edi
test esi, esi
je 0x4d8260
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x145cc0c]
xor eax, edx
inc ecx
dec esi
jne 0x4d8242
pop esi
pop ebx
not eax
ret
Function at 0x4dbb90
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x536d70
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004db740
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004db7c0
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004db7c0
lea ecx, [esi + 0xc]
call fcn.00527f11
lea ecx, [esi + 0x10]
call fcn.00527f11
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004dcd50
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004dcd50
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004dcd50
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.00527f86
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.00527f86
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret

Function at 0x4dc440
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x536f56
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x420
push ebx
push ebp
push esi
push edi
mov edi, ecx
xor ebx, ebx
push 0xffffffffffffffff
push ebx
lea ecx, [edi + 0xc]
mov dword [esp + 0x24], edi
mov dword [edi + 0x34], 0xffffffff
call fcn.00527180
push 0xffffffffffffffff
lea ecx, [edi + 0x20]
push ebx
call fcn.00527180
lea ecx, [edi + 0x38]
mov dword [esp + 0x14], ecx
call fcn.00527f11
lea eax, [esp + 0x30]
mov byte [esp + 0x30], bl
mov dword [esp + 0x10], eax
mov dword [esp + 0x28], 0x400
mov dword [esp + 0x24], ebx
push eax
call fcn.0165d4b3
mov dword [esp + 0x20], eax
call fcn.019d249c

Function at 0x4f2ba0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x15c1df8]
xor edx, edx
cmp eax, edx
jne 0x4f2bc6
xor eax, eax
mov byte [eax + 0x15c1cf8], al
inc eax
cmp eax, 0x100
jl 0x4f2bae
mov dword [0x15c1df8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x15c1cf8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4f2c57
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x4f2c2a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x4f2bf8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret
Function at 0x4f2c60
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x4f2cb3
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x4f2c9a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4f9630
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x53724e
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, dword [esp + 0x18]
push esi
push edi
mov edi, ecx
mov ecx, dword [esp + 0x1c]
push eax
push ecx
mov ecx, edi
mov dword [esp + 0x10], edi
call fcn.004f9f50
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x146085c
call fcn.00527cc7
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x4f96c3
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.00527cc7
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x4f96bc
push 0
mov ecx, eax
call fcn.004f07d0
mov dword [esi + 0xc], eax
jmp 0x4f96c5
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x4f96c5
xor esi, esi
mov ecx, dword [esp + 0xc]
mov dword [edi + 0x30], esi
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x10
ret 8