joyce8/EMBER2024-capa huggingface dataset:
Function at 0x430003
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
mov eax, section..text
nop
nop
push 4
nop
nop
nop
pop edi
nop
nop
nop
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
je 0x430072
mov ebx, 0x408ecc
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
push eax
mov eax, ecx
nop
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x2472e9a
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
loop 0x430060
nop
nop
nop
nop
mov eax, section..data
nop
cmp eax, 0
nop
nop
nop
je 0x4300d2
nop
nop
nop
nop
mov ebx, 0x42e1d0
nop
nop
nop
nop
mov ecx, ebx
nop
nop
sub ecx, eax
nop
nop
xor edx, edx
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x51105a65
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
add eax, edi
nop
nop
loop 0x4300c0
nop
nop
nop
nop
nop
nop
nop
popal
nop
nop
jmp 0x401219
Function at 0x408911
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x43bb90
push 0x43bb88
push str.FlsAlloc
push 0x1e
call fcn.004087d2
mov esi, eax
add esp, 0x10
test esi, esi
je 0x408945
push dword [ebp + 8]
mov ecx, esi
call dword [0x412130]
call esi
jmp 0x40894b
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x40898f
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x43bba0
push 0x43bb98
push str.FlsGetValue
push 0x20
call fcn.004087d2
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4089c6
push dword [ebp + 8]
mov ecx, esi
call dword [0x412130]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]
Function at 0x40aa1b
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 0x40aab8
push ebx
push esi
call fcn.0040a9e4
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.0040a92d
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x40aa65
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x40aab7
push edi
push eax
call fcn.004085d5
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x40aa85
call fcn.00406252
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x40aab6
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.0040a92d
add esp, 0x20
test eax, eax
jne 0x40aaa4
push edi
call fcn.00406252
jmp 0x40aaac
push ebx
call fcn.00406252
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 0x40d7d2
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
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 + 0x442178]
mov dword [ebp - 0x10], ecx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x40d812
cmp byte [ebx], 0xa
jne 0x40d812
or byte [eax + edi + 0x28], 4
jmp 0x40d817
and byte [eax + edi + 0x28], 0xfb
add ecx, ebx
mov edx, ebx
mov dword [ebp - 0xc], ecx
mov esi, ebx
cmp ebx, ecx
jae 0x40d915
mov al, byte [edx]
cmp al, 0x1a
je 0x40d8f7
lea ecx, [edx + 1]
mov dword [ebp - 8], ecx
mov ecx, dword [ebp - 0xc]
cmp al, 0xd
je 0x40d846
mov edx, dword [ebp - 8]
mov byte [esi], al
jmp 0x40d86b
mov eax, dword [ebp - 8]
cmp eax, ecx
jae 0x40d875
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add edx, eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov ecx, dword [ebp - 0xc]
inc esi
cmp edx, ecx
jb 0x40d828
jmp 0x40d915
push 0
lea eax, [ebp - 0xc]
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 0x40d8f2
cmp dword [ebp - 0xc], 0
je 0x40d8f2
mov ecx, dword [ebp - 0x10]
mov eax, dword [ecx*4 + 0x442178]
test byte [eax + edi + 0x28], 0x48
je 0x40d8cc
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x40d8b7
mov byte [esi], dl
jmp 0x40d8c8
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x442178]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x40d915
cmp byte [ebp - 1], 0xa
jne 0x40d8db
cmp esi, ebx
jne 0x40d8db
mov byte [esi], 0xa
jmp 0x40d914
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.0040d5cb
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x40d915
mov byte [esi], 0xd
jmp 0x40d914
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx*4 + 0x442178]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x40d911
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x40d915
mov byte [esi], 0x1a
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x40d91e
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
push ebx
push esi
mov esi, dword [ebp + 0xc]
mov ebx, eax
and eax, 0x3f
sar ebx, 6
push edi
imul edi, eax, 0x38
push 0xa
mov eax, dword [ebx*4 + 0x442178]
pop edx
mov dword [ebp - 0x14], edx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x18], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x40d961
cmp word [esi], dx
jne 0x40d961
or byte [edi + eax + 0x28], 4
jmp 0x40d966
and byte [edi + eax + 0x28], 0xfb
lea edx, [esi + ecx*2]
mov eax, esi
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
cmp eax, edx
jae 0x40dab9
mov dword [ebp - 0xc], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x10], edx
push 0x1a
pop edx
cmp cx, dx
mov edx, dword [ebp - 8]
je 0x40da99
add eax, 2
cmp cx, word [ebp - 0xc]
je 0x40d9a8
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x40d9de
cmp eax, edx
jae 0x40d9ea
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x14]
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 - 8]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
add esi, 2
cmp eax, edx
jb 0x40d980
jmp 0x40dab9
push 0
lea eax, [ebp - 0x14]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x40da95
cmp dword [ebp - 0x14], 0
je 0x40da95
mov eax, dword [ebx*4 + 0x442178]
push 0xa
test byte [edi + eax + 0x28], 0x48
je 0x40da6d
mov dx, word [ebp - 4]
lea eax, [esi + 2]
pop ecx
mov dword [ebp - 0x18], eax
cmp dx, cx
jne 0x40da36
mov word [esi], cx
jmp 0x40da69
push 0xd
pop eax
mov word [esi], ax
mov eax, dword [ebx*4 + 0x442178]
movzx ecx, dx
shr ecx, 8
push 0xa
mov byte [edi + eax + 0x2a], dl
mov eax, dword [ebx*4 + 0x442178]
mov byte [edi + eax + 0x2b], cl
mov eax, dword [ebx*4 + 0x442178]
pop ecx
mov byte [edi + eax + 0x2c], cl
mov eax, dword [ebp - 0x18]
mov esi, eax
jmp 0x40dab9
pop ebx
cmp word [ebp - 4], bx
jne 0x40da7e
cmp esi, dword [ebp + 0xc]
jne 0x40da7e
mov word [esi], bx
jmp 0x40dab6
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.0040d5cb
add esp, 0x10
cmp word [ebp - 4], bx
je 0x40dab9
push 0xd
jmp 0x40dab2
mov ecx, dword [ebx*4 + 0x442178]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x40dab0
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x40dab9
push 0x1a
pop eax
mov word [esi], ax
add esi, 2
sub esi, dword [ebp + 0xc]
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x40f465
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]
push dword [ebp + 0xc]
push ebx
call fcn.0040f3e1
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x40f5dd
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x40f5dd
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x40f58c
jg 0x40f4be
test eax, eax
je 0x40f582
push 1
push 0x1000
call fcn.004097b7
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x40f4e4
mov eax, dword [ebp + 0x14]
push 0xc
pop edi
mov byte [eax + 0x1c], 1
mov dword [eax + 0x18], edi
jmp 0x40f579
push 0x8000
push ebx
call fcn.0040592b
mov edi, dword [ebp + 0x14]
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x40f510
jg 0x40f50b
cmp ecx, 0x1000
jb 0x40f510
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.00408058
add esp, 0x10
cmp eax, 0xffffffff
je 0x40f555
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 0x40f50b
jl 0x40f53c
test ecx, ecx
jne 0x40f4fd
push dword [ebp - 0xc]
push ebx
call fcn.0040592b
push esi
call fcn.00406252
add esp, 0xc
xor edi, edi
jmp 0x40f5ee
cmp byte [edi + 0x24], 0
je 0x40f56c
cmp dword [edi + 0x20], 5
jne 0x40f56c
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x40f577
mov edi, dword [edi + 0x18]
jmp 0x40f579
xor edi, edi
push esi
call fcn.00406252
pop ecx
jmp 0x40f5ee
test ecx, ecx
jg 0x40f54e
jl 0x40f58c
test eax, eax
jae 0x40f54e
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.0040d5cb
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x40f5af
mov edi, dword [ebp + 0x14]
cmp byte [edi + 0x1c], 0
je 0x40f54e
jmp 0x40f5e6
push ebx
call fcn.0040b2de
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x40f54e
mov esi, dword [ebp + 0x14]
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [esi + 0x24], 1
mov dword [esi + 0x20], eax
pop edi
mov byte [esi + 0x1c], 1
mov dword [esi + 0x18], edi
jmp 0x40f5ee
mov edi, dword [ebp + 0x14]
cmp byte [edi + 0x1c], 0
je 0x40f5eb
mov edi, dword [edi + 0x18]
jmp 0x40f5ee
push 0x16
pop edi
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.0040d5cb
add esp, 0x10
mov eax, edi
pop edi
pop esi
pop ebx
leave
ret

Function at 0x4118c0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4118ed
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4118ed
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x40b3b0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
mov edi, dword [ebp + 8]
mov eax, dword [edi + 4]
test eax, eax
jne 0x40b3ca
push edi
call fcn.0040b020
mov eax, dword [edi + 4]
add esp, 4
cmp eax, 1
jne 0x40b3e4
push dword [ebp + 0x10]
lea eax, [edi + 8]
push dword [ebp + 0xc]
push eax
call fcn.0040d910
add esp, 0xc
pop edi
pop ebp
ret
cmp eax, 2
jne 0x40b41d
push dword [edi]
push dword [ebp + 0x10]
push 1
push dword [ebp + 0xc]
call fcn.0048a951
add esp, 0x10
cmp eax, dword [ebp + 0x10]
jae 0x40b41d
push edi
call fcn.0040afd0
push str.Disabled_writing_session_log_due_to_error_while_writing
push dword [edi + 0x18]
mov dword [edi + 4], 3
call fcn.00455ac0
add esp, 0xc
pop edi
pop ebp
ret

Function at 0x40d770
Capabilities:
Encode data using base64

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x4e080c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 8]
xor edx, edx
push edi
mov edi, dword [ebp + 0xc]
nop dword [eax + eax]
mov cl, byte [edx + esi]
lea eax, [ecx - 0x41]
cmp al, 0x19
ja 0x40d7a2
movsx eax, cl
sub eax, 0x41
jmp 0x40d7e4
lea eax, [ecx - 0x61]
cmp al, 0x19
ja 0x40d7b1
movsx eax, cl
sub eax, 0x47
jmp 0x40d7e4
lea eax, [ecx - 0x30]
cmp al, 9
ja 0x40d7c0
movsx eax, cl
add eax, 4
jmp 0x40d7e4
cmp cl, 0x2b
jne 0x40d7cc
mov eax, 0x3e
jmp 0x40d7e4
cmp cl, 0x2f
jne 0x40d7d8
mov eax, 0x3f
jmp 0x40d7e4
cmp cl, 0x3d
jne 0x40d861
or eax, 0xffffffff
mov dword [ebp + edx*4 - 0x14], eax
inc edx
cmp edx, 4
jl 0x40d790
mov edx, dword [ebp - 0x14]
cmp edx, 0xffffffff
je 0x40d861
mov esi, dword [ebp - 0x10]
cmp esi, 0xffffffff
je 0x40d861
mov ecx, dword [ebp - 0xc]
mov eax, dword [ebp - 8]
cmp ecx, 0xffffffff
jne 0x40d812
cmp eax, ecx
jne 0x40d861
lea ebx, [ecx + 2]
jmp 0x40d81d
xor ebx, ebx
cmp eax, 0xffffffff
setne bl
add ebx, 2
shl edx, 6
and ecx, 0x3f
or edx, esi
and eax, 0x3f
shl edx, 6
or edx, ecx
shl edx, 6
or edx, eax
mov eax, edx
shr eax, 0x10
mov byte [edi], al
cmp ebx, 1
jbe 0x40d846
mov ecx, edx
shr ecx, 8
mov byte [edi + 1], cl
cmp ebx, 2
jbe 0x40d84e
mov byte [edi + 2], dl
pop edi
pop esi
mov eax, ebx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00465775
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00465775
mov esp, ebp
pop ebp
ret

Function at 0x40e5b0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
push esi
mov esi, dword [ebp + 0x10]
push edi
xor edi, edi
test esi, esi
je 0x40e5e5
push ebx
mov ebx, dword [ebp + 0xc]
sub ebx, eax
nop word [eax + eax]
movzx edx, byte [ebx + eax]
lea eax, [eax + 1]
movzx ecx, byte [eax - 1]
xor edx, ecx
or edi, edx
sub esi, 1
jne 0x40e5d0
pop ebx
mov eax, 0x100
sub eax, edi
pop edi
shr eax, 8
pop esi
pop ebp
ret

Function at 0x412d70
Capabilities:
Get session user name

Disassembly:
push ebp
mov ebp, esp
push 0x34
push dword [ebp + 8]
call fcn.00403120
add esp, 8
cmp byte [eax], 0
je 0x412d8e
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0040ddc0
push 0x35
push dword [ebp + 8]
call fcn.004030c0
add esp, 8
test eax, eax
je 0x412da5
pop ebp
jmp fcn.0045ca40
xor eax, eax
pop ebp
ret
Function at 0x413070
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
push dword [ebp + 0xc]
call fcn.00454a40
add esp, 8
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.00462020
Function at 0x426e10
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x40
mov eax, dword [0x4e080c]
xor eax, ebp
mov dword [ebp - 4], eax
mov edx, dword [ebp + 8]
push ebx
mov ebx, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 0x10]
mov dword [ebp - 0x40], edi
movups xmm0, xmmword [edi + 0x3c8]
movups xmmword [ebp - 0x34], xmm0
test ebx, ebx
jle 0x426f75
dec ebx
add edx, 3
shr ebx, 4
inc ebx
mov dword [ebp - 0x38], edx
mov dword [ebp - 0x3c], ebx
push esi
movzx ecx, byte [edx - 3]
lea esi, [edx - 1]
movzx eax, byte [edx - 2]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 2]
mov dword [ebp - 0x24], ecx
mov dword [ebp - 0x14], ecx
movzx ecx, byte [edx + 1]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 4]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 6]
mov dword [ebp - 0x20], ecx
mov dword [ebp - 0x10], ecx
movzx ecx, byte [edx + 5]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 7]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 8]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 0xa]
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0xc], ecx
movzx ecx, byte [edx + 9]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 0xb]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 0xc]
shl ecx, 8
or ecx, eax
lea eax, [ebp - 0x14]
push eax
push edi
mov dword [ebp - 0x18], ecx
mov dword [ebp - 8], ecx
call fcn.00426df0
add esp, 8
xor edi, edi
mov edx, dword [ebp + edi - 0x34]
lea esi, [esi + 4]
mov ebx, dword [ebp + edi - 0x14]
mov ecx, edx
shr ecx, 0x18
mov eax, ebx
shr eax, 0x18
xor cl, al
mov eax, ebx
mov byte [esi - 6], cl
mov ecx, edx
shr ecx, 0x10
shr eax, 0x10
xor cl, al
mov eax, ebx
mov byte [esi - 5], cl
mov ecx, edx
shr eax, 8
xor dl, bl
shr ecx, 8
xor cl, al
mov byte [esi - 3], dl
mov eax, dword [ebp + edi - 0x24]
mov dword [ebp + edi - 0x34], eax
add edi, 4
mov byte [esi - 4], cl
cmp edi, 0x10
jl 0x426ef4
mov edx, dword [ebp - 0x38]
mov edi, dword [ebp - 0x40]
add edx, 0x10
sub dword [ebp - 0x3c], 1
mov dword [ebp - 0x38], edx
jne 0x426e50
movups xmm0, xmmword [ebp - 0x34]
mov eax, edi
pop esi
pop edi
pop ebx
movups xmmword [eax + 0x3c8], xmm0
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00465775
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
movups xmmword [edi + 0x3c8], xmm0
pop edi
xor ecx, ebp
pop ebx
call fcn.00465775
mov esp, ebp
pop ebp
ret
Function at 0x427c10
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x4e080c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0x10]
push esi
mov esi, dword [ebp + 8]
push edi
movups xmm0, xmmword [ebx + 0x3c8]
mov edi, dword [ebp + 0xc]
movups xmmword [ebp - 0x14], xmm0
test edi, edi
jle 0x427d6d
mov edx, dword [ebp - 8]
dec edi
shr edi, 4
add esi, 2
inc edi
nop word [eax + eax]
movzx ecx, byte [esi - 2]
movzx eax, byte [esi - 1]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 1]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 3]
xor dword [ebp - 0x14], ecx
movzx ecx, byte [esi + 2]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 4]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 5]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 7]
xor dword [ebp - 0x10], ecx
movzx ecx, byte [esi + 6]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 8]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 9]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 0xb]
xor dword [ebp - 0xc], ecx
movzx ecx, byte [esi + 0xa]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 0xc]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 0xd]
shl ecx, 8
or ecx, eax
lea eax, [ebp - 0x14]
push eax
xor edx, ecx
push ebx
mov dword [ebp - 8], edx
call fcn.00427bf0
mov ecx, dword [ebp - 0x14]
add esp, 8
mov eax, ecx
mov byte [esi + 1], cl
shr eax, 0x18
mov byte [esi - 2], al
mov eax, ecx
shr eax, 0x10
mov byte [esi - 1], al
mov eax, ecx
mov ecx, dword [ebp - 0x10]
shr eax, 8
mov byte [esi], al
mov eax, ecx
shr eax, 0x18
mov byte [esi + 2], al
mov eax, ecx
shr eax, 0x10
mov byte [esi + 3], al
mov eax, ecx
shr eax, 8
mov byte [esi + 4], al
mov byte [esi + 5], cl
mov ecx, dword [ebp - 0xc]
mov eax, ecx
shr eax, 0x18
mov byte [esi + 6], al
mov eax, ecx
shr eax, 0x10
mov byte [esi + 7], al
mov eax, ecx
shr eax, 8
mov edx, dword [ebp - 8]
lea esi, [esi + 0x10]
mov byte [esi - 8], al
mov eax, edx
shr eax, 0x18
mov byte [esi - 6], al
mov eax, edx
shr eax, 0x10
mov byte [esi - 5], al
mov eax, edx
shr eax, 8
mov byte [esi - 7], cl
mov byte [esi - 4], al
mov byte [esi - 3], dl
sub edi, 1
jne 0x427c50
movups xmm0, xmmword [ebp - 0x14]
mov ecx, dword [ebp - 4]
pop edi
pop esi
movups xmmword [ebx + 0x3c8], xmm0
xor ecx, ebp
pop ebx
call fcn.00465775
mov esp, ebp
pop ebp
ret
Function at 0x428e60
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 8]
push ebx
push edi
xor edi, edi
lea edx, [eax + 2]
mov cl, byte [eax + 1]
mov bh, byte [eax]
mov dword [ebp - 8], edx
mov byte [ebp - 1], cl
cmp dword [ebp + 0x10], edi
jle 0x428ec2
mov al, cl
push esi
inc bh
movzx esi, bh
add esi, edx
mov bl, byte [esi]
add al, bl
movzx ecx, al
add edx, ecx
movzx ecx, byte [edx]
mov byte [esi], cl
mov byte [edx], bl
movzx edx, byte [esi]
mov esi, dword [ebp + 0xc]
movzx ecx, bl
add edx, ecx
movzx ecx, dl
mov edx, dword [ebp - 8]
movzx ecx, byte [ecx + edx]
xor byte [edi + esi], cl
inc edi
cmp edi, dword [ebp + 0x10]
jl 0x428e83
mov byte [ebp - 1], al
mov eax, dword [ebp + 8]
mov cl, byte [ebp - 1]
pop esi
pop edi
mov byte [eax], bh
mov byte [eax + 1], cl
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x428f40
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10c
mov eax, dword [0x4e080c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
xor ecx, ecx
push ebx
push esi
push edi
lea ebx, [eax + 2]
mov word [eax], 0
mov edi, ebx
mov dword [ebp - 0x108], ebx
mov ebx, dword [ebp + 0xc]
lea eax, [ebp - 0x104]
sub edi, eax
mov eax, ecx
lea esi, [ebp - 0x104]
xor edx, edx
add esi, ecx
div dword [ebp + 0x10]
mov byte [edi + esi], cl
inc ecx
mov al, byte [edx + ebx]
mov byte [esi], al
cmp ecx, 0x100
jb 0x428f76
mov esi, dword [ebp - 0x108]
lea ebx, [ebp - 0x104]
xor edi, edi
mov dword [ebp - 0x10c], 0x100
sub ebx, esi
mov dl, byte [esi]
lea esi, [esi + 1]
movzx eax, byte [ebx + esi - 1]
add eax, edi
movzx ecx, dl
add ecx, eax
sub dword [ebp - 0x10c], 1
movzx edi, cl
mov ecx, dword [ebp - 0x108]
mov al, byte [edi + ecx]
mov byte [esi - 1], al
mov byte [edi + ecx], dl
jne 0x428fb0
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00465775
mov esp, ebp
pop ebp
ret
Function at 0x433b20
Capabilities:
Encrypt data using curve25519

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x120
mov eax, dword [0x4e080c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
mov esi, dword [ebp + 0xc]
mov dword [ebp - 0x120], esi
mov eax, dword [esi]
test eax, eax
jne 0x433b64
lea eax, [esi + 0x20]
push ebx
push eax
call fcn.00434ad0
add esp, 8
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00465775
mov esp, ebp
pop ebp
ret
cmp eax, 2
jne 0x433c13
lea eax, [ebp - 0x118]
push edi
push eax
call fcn.0043e6f0
mov edi, dword [esi + 0xc]
add esp, 4
shr edi, 3
xor esi, esi
test edi, edi
je 0x433bba
nop dword [eax]
push esi
push ebx
call fcn.0042ac80
mov byte [ebp - 0x119], al
lea eax, [ebp - 0x119]
push 1
push eax
lea eax, [ebp - 0x118]
push eax
call fcn.0043e190
inc esi
add esp, 0x14
cmp esi, edi
jl 0x433b90
lea eax, [ebp - 0x44]
push eax
lea eax, [ebp - 0x118]
push eax
call fcn.0043e3b0
mov al, byte [ebp - 0x25]
and byte [ebp - 0x44], 0xf8
and al, 0x3f
or al, 0x40
mov byte [ebp - 0x25], al
lea eax, [ebp - 0x44]
push 0x20
push eax
call fcn.0042af40
mov ecx, dword [ebp - 0x120]
mov edi, eax
add ecx, 0x1c
push edi
push ecx
call fcn.00434ad0
push edi
mov esi, eax
call fcn.0042b560
add esp, 0x1c
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00465775
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop esi
xor ecx, ebp
pop ebx
call fcn.00465775
mov esp, ebp
pop ebp
ret