joyce8/EMBER2024-capa huggingface dataset:
Function at 0x472130
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x5cf720]
xor edx, edx
cmp eax, edx
jne 0x472156
xor eax, eax
mov byte [eax + 0x5cf620], al
inc eax
cmp eax, 0x100
jl 0x47213e
mov dword [0x5cf720], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x5cf620
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4721e7
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 0x4721ba
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 0x472188
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4721f0
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 0x472243
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 0x47222a
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 0x479570
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 0x479708
cmp ebp, ebx
jle 0x479708
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 0x4795ce
dec eax
or eax, 0xfffffff8
inc eax
je 0x4795d5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, 0x80000001
jns 0x4795e4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4795eb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0050285c
add esp, 4
cmp eax, ebx
je 0x47960c
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.0050285c
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 0x4796fe
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 0x4796e5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4796d1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4796c6
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 0x4796d4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4796d4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x479670
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 0x479661
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 0x487af0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x5111e8
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 0x487b29
inc eax
mov dword [esi + 0x10], eax
jmp 0x487c3c
mov eax, dword [ebx + 0x3c]
mov ecx, dword [esi + 8]
cmp ecx, eax
jne 0x487b3d
mov eax, 0xffffffc7
jmp 0x487c3e
mov esi, dword [esi]
mov edx, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp edx, ecx
jl 0x487b4e
cmp dword [esi + 8], eax
jne 0x487b3d
cmp dword [esi + 8], eax
jne 0x487b67
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp eax, ecx
jl 0x487b67
mov eax, 0xffffffc7
jmp 0x487c3e
mov eax, dword [esi + 4]
xor edi, edi
cmp eax, edi
je 0x487b7b
push eax
mov ecx, ebx
call fcn.00487320
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.00452950
mov dword [esp + 0x2c], edi
mov edi, dword [esp + 0x3c]
test edi, edi
jne 0x487bac
mov ecx, dword [ebx + 4]
mov edx, dword [ecx + 8]
lea ecx, [esp + 0x10]
push edx
call fcn.00452970
mov edi, eax
mov eax, dword [esi + 8]
push edi
push eax
mov ecx, ebx
call fcn.00486a90
test eax, eax
mov dword [esp + 0x38], eax
je 0x487bdf
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x58edf0
call fcn.00452b50
mov eax, dword [esp + 0x38]
jmp 0x487c3e
mov ecx, dword [esi + 0x10]
push ecx
push edi
mov ecx, ebx
call fcn.00487950
mov dl, byte [edi]
and dl, 1
cmp dl, 1
jne 0x487c23
mov ecx, dword [esp + 0x34]
push ebp
push ecx
push edi
push eax
mov ecx, ebx
call fcn.00487970
mov esi, eax
test esi, esi
jne 0x487c53
mov edx, dword [ebp]
push eax
push edi
mov ecx, ebx
mov dword [edx + 0x10], eax
call fcn.00487950
mov cl, byte [edi]
and cl, 1
cmp cl, 1
je 0x487bf5
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x58edf0
call fcn.00452b50
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], 0x58edf0
call fcn.00452b50
mov eax, esi
jmp 0x487c3e
Function at 0x497930
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x511ad8
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 edx
call fcn.006e6e54
push 0
lea ecx, [esp + 0x20]
call fcn.005094fd
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.00497290
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.0050942b
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.00505ce6
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.00505ce6
push 1
push 0
push 0
mov ecx, esi
call fcn.00505c8e
push 1
push 0
push 1
mov ecx, esi
call fcn.00505c8e
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.0050956f
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x497ab0
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x511af8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
push 0
lea ecx, [esp + 0x20]
call fcn.005094fd
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.00497290
mov ecx, dword [esi + 0x48]
mov eax, dword [esi + 0x4c]
add ecx, 0x64
add esp, 0xc
mov dword [esp + 4], ecx
lea ecx, [esp + 4]
add eax, 0x96
push ecx
lea ecx, [esp + 0x20]
mov dword [esp + 0xc], eax
call fcn.0050942b
mov eax, dword [esi + 0x1c]
lea edx, [esp + 0xc]
push edx
push eax
push edi
call 0x6aa855
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x10]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 8]
mov edx, dword [esp + 0xc]
mov ecx, eax
mov eax, dword [esp + 0x14]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 4]
cmp dword [esp + 0x44], 1
jne 0x497b74
cmp dword [esp + 0x40], 1
jne 0x497b72
cmp ecx, eax
jge 0x497b74
mov eax, ecx
cmp eax, 0xc8
jge 0x497b80
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.00497930
mov ecx, dword [esi + 0x1c]
push 1
push 0
push ecx
push eax
call 0x831824
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.0050956f
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x49a680
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x49a6b3
push esi
call fcn.004a8a20
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x49a6ac
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 0x49a739
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x49a722
mov eax, dword [esi + 8]
test eax, eax
je 0x49a6d7
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 0x49a71e
cmp eax, 2
je 0x49a722
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x49a6ca
cmp eax, 3
je 0x49a6fd
cmp eax, 1
jne 0x49a6ca
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 0x49a6ca
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x49a6ca
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.0049a760
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x49a748
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.0049a760
add esp, 4
pop esi
ret

Function at 0x4b8190
Capabilities:
Execute anti-debugging instructions

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x592878
push 0x4f2ff4
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x18
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
mov dword [ebp - 4], 0
push dword [ebp + 0x10]
mov ebx, dword [ebp + 0xc]
rdtsc
mov esi, eax
mov edi, edx
call ebx
rdtsc
pop ebx
mov dword [ebp - 0x28], edx
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x20], edi
mov dword [ebp - 0x1c], esi
mov dword [ebp - 4], 0xffffffff
xor esi, esi
mov edi, dword [ebp - 0x20]
push 1
push esi
push esi
mov eax, dword [ebp - 0x28]
push eax
call fcn.004f0e80
sub eax, esi
sbb edx, edi
mov ecx, dword [ebp - 0x1c]
sub eax, ecx
sbb edx, esi
mov ecx, dword [ebp - 0x24]
add eax, ecx
adc edx, esi
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4b9c20
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x512180
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.004b97d0
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004b9850
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004b9850
lea ecx, [esi + 0xc]
call fcn.00502aa6
lea ecx, [esi + 0x10]
call fcn.00502aa6
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004bade0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004bade0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004bade0
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.00502b1b
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.00502b1b
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret

Function at 0x4ba4d0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x512366
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.00501d41
push 0xffffffffffffffff
lea ecx, [edi + 0x20]
push ebx
call fcn.00501d41
lea ecx, [edi + 0x38]
mov dword [esp + 0x14], ecx
call fcn.00502aa6
lea eax, [esp + 0x30]
mov byte [esp + 0x30], bl
mov dword [esp + 0x10], eax
mov dword [esp + 0x28], 0x400
mov dword [esp + 0x24], ebx
call fcn.008c79b1
Function at 0x4cb960
Capabilities:
Get number of processors

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x5131c0
push eax
mov dword fs:[0], esp
sub esp, 0x24
push esi
push edi
mov edi, dword [esp + 0x3c]
mov esi, ecx
mov eax, dword [edi]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4cb9a0
mov eax, dword [esp + 0x40]
pop edi
pop esi
mov ecx, dword [esp + 0x24]
mov dword fs:[0], ecx
add esp, 0x30
ret 0xc
push edi
mov ecx, esi
call fcn.004cd2c0
test eax, eax
je 0x4cb9f6
mov ecx, dword [edi]
lea eax, [esp + 0x44]
mov edx, dword [ecx - 8]
mov ecx, edi
dec edx
push edx
push eax
call fcn.00500427
mov eax, dword [eax]
push eax
call fcn.004f0d88
add esp, 4
lea ecx, [esp + 0x44]
mov esi, eax
call fcn.00502b1b
mov ecx, dword [esp + 0x40]
push 0x64
push esi
push ecx
call dword [0x515358]
pop edi
pop esi
mov ecx, dword [esp + 0x24]
mov dword fs:[0], ecx
add esp, 0x30
ret 0xc
mov eax, dword [edi]
mov cl, byte [eax]
cmp cl, 0x2b
je 0x4cba04
cmp cl, 0x2d
jne 0x4cba36
mov eax, dword [eax - 8]
lea edx, [esp + 0x40]
dec eax
mov ecx, edi
push eax
push edx
call fcn.005003ab
push eax
mov ecx, edi
mov dword [esp + 0x38], 0
call fcn.00502c08
lea ecx, [esp + 0x40]
mov dword [esp + 0x34], 0xffffffff
call fcn.00502b1b
mov eax, dword [edi]
push ebx
lea ecx, [esp + 0x44]
mov eax, dword [eax - 8]
add eax, 0xfffffffe
push eax
push ecx
mov ecx, edi
call fcn.00500427
mov eax, dword [eax]
push eax
call fcn.004f0d88
add esp, 4
lea ecx, [esp + 0x44]
mov ebx, eax
call fcn.00502b1b
lea edx, [esp + 0x40]
push 2
push edx
mov ecx, edi
call fcn.005003ab
mov eax, dword [esp + 0x40]
push 0x5b40d8
push eax
mov dword [esp + 0x40], 1
call fcn.004f0eb4
add esp, 8
test eax, eax
jne 0x4cba95
mov esi, ebx
jmp 0x4cbb62
mov ecx, dword [esp + 0x40]
push 0x5b40d4
push ecx
call fcn.004f0eb4
add esp, 8
test eax, eax
jne 0x4cbae9
push 0x5b40d0
lea ecx, [esp + 0x48]
call fcn.00502b89
mov ecx, dword [esp + 0x44]
mov eax, dword [esi + 0x1f8]
lea esi, [esp + 0xc]
mov edx, dword [ecx - 8]
push esi
push edx
mov edx, dword [eax + 8]
push ecx
push edx
call fcn.0090add2
mov eax, dword [esp + 0x40]
push 0x5b3b18
push eax
call fcn.004f0eb4
add esp, 8
test eax, eax
jne 0x4cbb0a
mov esi, dword [esi + 0x17c]
imul esi, ebx
jmp 0x4cbb62
mov esi, dword [esi + 0x1f8]
push 0x5a
mov ecx, dword [esi + 8]
push ecx
call fcn.00851c5c
lea ecx, [esp + 0x40]
mov dword [esp + 0x38], 0xffffffff
call fcn.00502b1b
mov ecx, dword [esp + 0x30]
pop ebx
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x30
ret 0xc
Function at 0x4db5e0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x5f80c8]
xor edx, edx
cmp eax, edx
jne 0x4db606
xor eax, eax
mov byte [eax + 0x5f7fc8], al
inc eax
cmp eax, 0x100
jl 0x4db5ee
mov dword [0x5f80c8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x5f7fc8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4db697
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 0x4db66a
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 0x4db638
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4db710
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 0x4db763
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 0x4db74a
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 0x4e2120
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x51376e
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.004e2a40
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x592ffc
call fcn.0050285c
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x4e21b3
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.0050285c
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x4e21ac
push 0
mov ecx, eax
call fcn.004d9220
mov dword [esi + 0xc], eax
jmp 0x4e21b5
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x4e21b5
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
Function at 0x616c80
Capabilities:
Encode data using base64

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
mov edx, dword [ebp + 0xc]
sub esp, 0x4c
push ebx
mov ebx, dword [ebp + 8]
test ebx, ebx
je 0x616d8c
test eax, eax
je 0x616d8c
push esi
push edi
mov ecx, 0x10
mov esi, 0x631ff0
lea edi, [ebp - 0x4c]
rep movsd dword es:[edi], dword [esi]
movsb byte es:[edi], byte [esi]
mov esi, dword [ebp + 0x14]
mov esi, dword [esi]
add esi, eax
mov dword [ebp - 8], esi
xor esi, esi
mov dword [ebp - 4], 0
mov ecx, eax
test edx, edx
jbe 0x616d73
lea edi, [eax + 4]
jmp 0x616cd7
mov ebx, dword [ebp + 8]
movzx eax, byte [esi + ebx]
inc esi
shl eax, 0x10
cmp esi, edx
jne 0x616cec
mov dword [ebp - 4], 2
jmp 0x616d0d
movzx ebx, byte [esi + ebx]
shl ebx, 8
inc esi
or eax, ebx
cmp esi, edx
jne 0x616d03
mov dword [ebp - 4], 1
jmp 0x616d0d
mov edx, dword [ebp + 8]
movzx edx, byte [esi + edx]
or eax, edx
inc esi
mov edx, eax
and edx, 0x3f
cmp edi, dword [ebp - 8]
ja 0x616d83
mov ebx, eax
shr ebx, 0x12
and ebx, 0x3f
movzx ebx, byte [ebp + ebx - 0x4c]
mov byte [ecx], bl
mov ebx, eax
shr ebx, 0xc
and ebx, 0x3f
movzx ebx, byte [ebp + ebx - 0x4c]
inc ecx
inc edi
mov byte [ecx], bl
mov ebx, dword [ebp - 4]
inc ecx
inc edi
cmp ebx, 1
jbe 0x616d46
mov byte [ecx], 0x3d
jmp 0x616d52
shr eax, 6
and eax, 0x3f
mov al, byte [ebp + eax - 0x4c]
mov byte [ecx], al
inc ecx
inc edi
test ebx, ebx
jbe 0x616d5d
mov byte [ecx], 0x3d
jmp 0x616d63
mov dl, byte [ebp + edx - 0x4c]
mov byte [ecx], dl
mov edx, dword [ebp + 0xc]
inc ecx
inc edi
cmp esi, edx
jb 0x616cd4
mov eax, dword [ebp + 0x10]
sub ecx, eax
mov eax, dword [ebp + 0x14]
pop edi
pop esi
mov dword [eax], ecx
mov al, 1
pop ebx
mov esp, ebp
pop ebp
ret
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x72e00a
Capabilities:
Execute anti-debugging instructions

Disassembly:
bswap esi
movzx cx, bl
inc esi
rol esi, 1
stc
not esi
ror esi, 3
btc di, 9
sar ah, cl
add esi, 0x4ac949ed
jmp 0x8cee43
push edx
cdq
movzx dx, cl
push ebp
jmp 0x82ce98
lea esi, [esi + 4]
xor eax, ebx
bswap eax
jmp 0x884b76
push eax
push ebx
push esi
rdtsc
xchg ebp, esi
pushfd
rdtsc
bts eax, esp
bt edx, esp
push ecx
cwd
push edi
cmc
mov edx, 0
push edx
mov esi, dword [esp + 0x28]
clc
rol esi, 2
jmp 0x6684fc
jmp edi
xor eax, 0x1b8852a9
ror eax, 1
cmp esp, 0x35180b98
clc
neg eax
test esp, ecx
stc
xor ebx, eax
add edi, eax
jmp 0x8658a2
add esi, edx
sal al, 0xae
inc bx
cmc
mov ebp, esp
sub esp, 0xc0
xadd bh, cl
mov ebx, esi
shl ax, cl
add cx, 0x3657
sal edi, 0x36
mov ecx, 0
cmp cl, 0x24
sub ebx, ecx
lea edi, [0x8cee6e]
mov eax, edi
mov eax, dword [esi]
jmp 0x736f9f
Function at 0x402fe8
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
movzx eax, word [0x47e020]
mov dword [ebp - 8], eax
lea eax, [ebp - 4]
push eax
push 1
push 0
push 0x403080
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExA
test eax, eax
jne 0x403060
xor eax, eax
push ebp
push 0x403059
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 0xc], 4
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 8]
push eax
push 0
push 0
push 0x40309c
mov eax, dword [ebp - 4]
push eax
call sub.advapi32.dll_RegQueryValueExA
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x403060
mov eax, dword [ebp - 4]
push eax
call sub.advapi32.dll_RegCloseKey
ret
mov ax, word [0x47e020]
and ax, 0xffc0
mov dx, word [ebp - 8]
and dx, 0x3f
or ax, dx
mov word [0x47e020], ax
mov esp, ebp
pop ebp
ret

Function at 0x403e10
Capabilities:
Write file on windows

Disassembly:
push ecx
cmp byte [0x48404c], 0
je 0x403e71
cmp word [0x484220], 0xd7b2
jne 0x403e39
cmp dword [0x484228], 0
jbe 0x403e39
mov eax, 0x48421c
call dword [0x484238]
push 0
lea eax, [esp + 4]
push eax
push 0x1e
push 0x47e06c
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
push 0
lea eax, [esp + 4]
push eax
push 2
push 0x403e98
push 0xfffffffffffffff5
call sub.kernel32.dll_GetStdHandle
push eax
call sub.kernel32.dll_WriteFile
pop edx
ret
cmp byte [0x47e030], 0
jne 0x403e8d
push 0
push 0x47e064
push 0x47e06c
push 0
call sub.user32.dll_MessageBoxA
pop edx
ret

Function at 0x403fc4
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, ecx
mov esi, edx
mov ebx, eax
mov eax, 8
call fcn.00402724
mov dword [eax], edi
mov edx, dword [ebp + 0x10]
mov dword [eax + 4], edx
mov byte [0x48404d], 1
mov edx, dword [ebp + 8]
push edx
mov edx, dword [ebp + 0xc]
push edx
push eax
mov eax, 0x403f8c
push eax
push esi
push ebx
call sub.kernel32.dll_CreateThread
pop edi
pop esi
pop ebx
pop ebp
ret 0xc