joyce8/EMBER2024-capa huggingface dataset:
Function at 0x491e40
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
sar ecx, 6
push esi
push edi
imul edi, eax, 0x38
mov eax, dword [ecx*4 + 0x63cc98]
mov dword [ebp - 0xc], ecx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x491e80
cmp byte [ebx], 0xa
jne 0x491e80
or byte [edi + eax + 0x28], 4
jmp 0x491e85
and byte [edi + eax + 0x28], 0xfb
add ecx, ebx
mov eax, ebx
mov dword [ebp - 0x10], ecx
mov esi, ebx
mov dword [ebp - 8], eax
cmp ebx, ecx
jae 0x491f84
mov dl, byte [eax]
cmp dl, 0x1a
je 0x491f67
inc eax
cmp dl, 0xd
je 0x491eb1
mov dword [ebp - 8], eax
mov byte [esi], dl
jmp 0x491ed7
cmp eax, ecx
jae 0x491ee5
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add dword [ebp - 8], eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x10]
xor edx, edx
inc edx
add esi, edx
cmp eax, ecx
jb 0x491e99
jmp 0x491f84
push 0
lea eax, [ebp - 0x10]
push eax
push 1
lea eax, [ebp - 1]
push eax
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x491f62
cmp dword [ebp - 0x10], 0
je 0x491f62
mov ecx, dword [ebp - 0xc]
mov eax, dword [ecx*4 + 0x63cc98]
test byte [eax + edi + 0x28], 0x48
je 0x491f3c
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x491f27
mov byte [esi], dl
jmp 0x491f38
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x63cc98]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x491f84
cmp byte [ebp - 1], 0xa
jne 0x491f4b
cmp esi, ebx
jne 0x491f4b
mov byte [esi], 0xa
jmp 0x491f83
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.0048e304
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x491f84
mov byte [esi], 0xd
jmp 0x491f83
mov ecx, dword [ebp - 0xc]
mov ecx, dword [ecx*4 + 0x63cc98]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x491f81
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x491f84
mov byte [esi], dl
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x491f8d
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
push esi
sar ecx, 6
push edi
imul edi, eax, 0x38
mov dword [ebp - 8], ecx
mov eax, dword [ecx*4 + 0x63cc98]
push 0xa
pop edx
mov dword [ebp - 0x18], edx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x491fd3
cmp word [ebx], dx
jne 0x491fd3
or byte [eax + edi + 0x28], 4
jmp 0x491fd8
and byte [eax + edi + 0x28], 0xfb
lea edx, [ebx + ecx*2]
mov eax, ebx
mov dword [ebp - 0xc], edx
mov esi, ebx
mov dword [ebp - 4], eax
cmp ebx, edx
jae 0x49213b
mov dword [ebp - 0x10], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x14], edx
mov edx, dword [ebp - 0xc]
cmp ecx, 0x1a
je 0x49211b
add eax, 2
cmp cx, word [ebp - 0x10]
je 0x492019
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x49204f
cmp eax, edx
jae 0x49205d
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x18]
mov edx, eax
push 0xa
sete cl
xor eax, eax
lea ecx, [ecx*2 + 2]
add dword [ebp - 4], ecx
pop ecx
cmp dx, cx
mov edx, dword [ebp - 0xc]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
push 2
pop ecx
add esi, ecx
cmp eax, edx
jb 0x491ff4
jmp 0x49213b
push 0
lea eax, [ebp - 0x18]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x492116
cmp dword [ebp - 0x18], 0
je 0x492116
mov edx, dword [ebp - 8]
push 0xa
mov eax, dword [edx*4 + 0x63cc98]
test byte [eax + edi + 0x28], 0x48
je 0x4920ec
lea eax, [esi + 2]
mov dword [ebp - 0x1c], eax
mov ax, word [ebp - 4]
pop ecx
mov word [ebp - 2], ax
cmp ax, cx
jne 0x4920b0
mov word [esi], cx
jmp 0x4920e7
push 0xd
pop ecx
mov word [esi], cx
movzx ecx, ax
mov eax, dword [edx*4 + 0x63cc98]
mov dx, word [ebp - 2]
shr ecx, 8
push 0xa
mov byte [eax + edi + 0x2a], dl
mov edx, dword [ebp - 8]
mov eax, dword [edx*4 + 0x63cc98]
mov byte [eax + edi + 0x2b], cl
mov eax, dword [edx*4 + 0x63cc98]
pop ecx
mov byte [eax + edi + 0x2c], cl
mov esi, dword [ebp - 0x1c]
jmp 0x49213b
pop eax
cmp word [ebp - 4], ax
jne 0x4920fc
cmp esi, ebx
jne 0x4920fc
mov word [esi], ax
jmp 0x492138
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.0048e304
add esp, 0x10
push 0xa
pop eax
cmp word [ebp - 4], ax
je 0x49213b
push 0xd
pop eax
jmp 0x4920f7
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x63cc98]
mov al, byte [edx + edi + 0x28]
test al, 0x40
jne 0x492135
or al, 2
mov byte [edx + edi + 0x28], al
jmp 0x49213b
mov word [esi], cx
add esi, 2
sub esi, ebx
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x495c90
Capabilities:
Enumerate files on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x264
mov eax, dword [0x6360c0]
xor eax, ebp
mov dword [ebp - 4], eax
mov edx, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x10]
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov dword [ebp - 0x25c], ecx
cmp edx, edi
je 0x495cdb
movzx eax, word [edx]
lea ecx, [ebp - 0x255]
push eax
call fcn.00495e2b
test al, al
jne 0x495cd5
sub edx, 2
cmp edx, edi
jne 0x495cbb
mov ecx, dword [ebp - 0x25c]
movzx esi, word [edx]
cmp esi, 0x3a
jne 0x495cfd
lea eax, [edi + 2]
cmp edx, eax
je 0x495cfd
push ecx
xor ebx, ebx
push ebx
push ebx
push edi
call fcn.00495bdc
add esp, 0x10
jmp 0x495df7
push esi
lea ecx, [ebp - 0x255]
call fcn.00495e2b
sub edx, edi
movzx eax, al
sar edx, 1
inc edx
neg eax
sbb eax, eax
xor ebx, ebx
push ebx
push ebx
and eax, edx
push ebx
mov dword [ebp - 0x260], eax
lea eax, [ebp - 0x254]
push eax
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_FindFirstFileExW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x495d40
push dword [ebp - 0x25c]
jmp 0x495ced
mov ebx, dword [ebp - 0x25c]
push 0x2e
mov eax, dword [ebx + 4]
sub eax, dword [ebx]
sar eax, 2
mov dword [ebp - 0x25c], eax
pop eax
cmp word [ebp - 0x228], ax
jne 0x495d7d
cmp word [ebp - 0x226], 0
je 0x495d9e
cmp word [ebp - 0x226], ax
jne 0x495d7d
cmp word [ebp - 0x224], 0
je 0x495d9e
push ebx
push dword [ebp - 0x260]
lea eax, [ebp - 0x228]
push edi
push eax
call fcn.00495bdc
add esp, 0x10
mov dword [ebp - 0x264], eax
test eax, eax
jne 0x495dea
lea eax, [ebp - 0x254]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
push 0x2e
test eax, eax
pop eax
jne 0x495d57
mov eax, dword [ebx + 4]
mov edx, dword [ebx]
sub eax, edx
mov ecx, dword [ebp - 0x25c]
sar eax, 2
cmp ecx, eax
jne 0x495dd2
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
xor eax, eax
jmp 0x495df7
push 0x495a0c
sub eax, ecx
push 4
push eax
lea eax, [edx + ecx*4]
push eax
call fcn.0048be90
add esp, 0x10
jmp 0x495dc7
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
mov eax, dword [ebp - 0x264]
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0042d9e0
leave
ret
Function at 0x49670d
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 0x4967aa
push ebx
push esi
call fcn.004966d6
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.00494f01
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x496757
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x4967a9
push edi
push eax
call fcn.0048eabf
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x496777
call fcn.0048e45c
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x4967a8
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.00494f01
add esp, 0x20
test eax, eax
jne 0x496796
push edi
call fcn.0048e45c
jmp 0x49679e
push ebx
call fcn.0048e45c
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 0x4967ad
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
jne 0x4967be
pop esi
ret
push ebx
push edi
push esi
call fcn.004966d6
mov ebx, eax
sub ebx, esi
and ebx, 0xfffffffe
push ebx
call fcn.0048eabf
mov edi, eax
pop ecx
pop ecx
test edi, edi
je 0x4967e6
push ebx
push esi
push edi
call fcn.00476ec0
add esp, 0xc
push 0
call fcn.0048e45c
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, edi
pop edi
pop ebx
pop esi
ret

Function at 0x496f40
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00496a5b

Function at 0x4994f2
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push esi
push edi
call fcn.0048e7d4
mov esi, dword [ebp + 8]
mov edi, eax
push 2
lea eax, [ebp - 4]
mov ecx, esi
push eax
and ecx, 0x3ff
push 0x20000001
or ecx, 0x400
push ecx
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x499561
cmp esi, dword [ebp - 4]
je 0x49955c
cmp dword [ebp + 0xc], 0
je 0x49955c
mov esi, dword [edi + 0x50]
lea ecx, [esi + 2]
mov ax, word [esi]
add esi, 2
test ax, ax
jne 0x499539
push dword [edi + 0x50]
sub esi, ecx
sar esi, 1
call fcn.00499044
pop ecx
xor ecx, ecx
cmp eax, esi
setne cl
mov eax, ecx
jmp 0x499563
xor eax, eax
inc eax
jmp 0x499563
xor eax, eax
pop edi
pop esi
leave
ret
Function at 0x4995c8
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x6360c0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 0x10]
push esi
mov esi, dword [ebp + 8]
push edi
mov dword [ebp - 0x18], eax
call fcn.0048e7d4
add eax, 0x50
lea edi, [ebp - 0x10]
mov dword [ebp - 0x14], eax
xor eax, eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
call fcn.0048e7d4
lea ecx, [ebp - 0x10]
xor edx, edx
mov dword [eax + 0x34c], ecx
lea ecx, [esi + 0x80]
mov eax, dword [ebp - 0x14]
mov dword [eax], esi
lea edi, [eax + 4]
mov dword [edi], ecx
test ecx, ecx
je 0x49963f
cmp word [ecx], dx
je 0x49963f
mov eax, dword [0x5be684]
push edi
dec eax
push eax
push 0x5be570
call fcn.00499567
mov eax, dword [ebp - 0x14]
add esp, 0xc
xor edx, edx
mov dword [ebp - 0x10], edx
mov eax, dword [eax]
test eax, eax
je 0x4996b2
cmp word [eax], dx
je 0x4996b2
mov eax, dword [edi]
test eax, eax
je 0x499663
cmp word [eax], dx
je 0x499663
lea eax, [ebp - 0x10]
push eax
call fcn.00498f4a
jmp 0x49966c
lea eax, [ebp - 0x10]
push eax
call fcn.00498fe5
cmp dword [ebp - 0x10], 0
pop ecx
jne 0x4996dc
mov eax, dword [0x5be56c]
push dword [ebp - 0x14]
dec eax
push eax
push 0x5be260
call fcn.00499567
add esp, 0xc
test al, al
je 0x4996dc
mov eax, dword [edi]
xor edi, edi
test eax, eax
je 0x4996a7
cmp word [eax], di
je 0x4996a7
lea eax, [ebp - 0x10]
push eax
call fcn.00498f4a
pop ecx
jmp 0x4996de
lea eax, [ebp - 0x10]
push eax
call fcn.00498fe5
jmp 0x4996a4
mov eax, dword [edi]
test eax, eax
je 0x4996c9
cmp word [eax], dx
je 0x4996c9
lea eax, [ebp - 0x10]
push eax
call fcn.00498eff
pop ecx
jmp 0x4996dc
mov dword [ebp - 0x10], 0x104
call dword [sym.imp.KERNEL32.dll_GetUserDefaultLCID]
mov dword [ebp - 8], eax
mov dword [ebp - 0xc], eax
xor edi, edi
cmp dword [ebp - 0x10], 0
je 0x4997a7
lea eax, [ebp - 0x10]
push eax
lea eax, [esi + 0x100]
neg esi
sbb esi, esi
and esi, eax
push esi
call fcn.004993ec
mov esi, eax
pop ecx
pop ecx
test esi, esi
je 0x4997a7
movzx ecx, si
push ecx
call dword [sym.imp.KERNEL32.dll_IsValidCodePage]
test eax, eax
je 0x4997a7
push 1
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_IsValidLocale]
test eax, eax
je 0x4997a7
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x499734
mov dword [eax], esi
mov eax, dword [ebp - 0x14]
push edi
push 0x55
add eax, 0x250
push eax
push dword [ebp - 0xc]
call fcn.00490420
test ebx, ebx
je 0x4997a2
push edi
push 0x55
lea eax, [ebx + 0x120]
push eax
push dword [ebp - 0xc]
call fcn.00490420
push 0x40
push ebx
push 0x1001
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x4997a7
push 0x40
lea eax, [ebx + 0x80]
push eax
push 0x1002
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x4997a7
push 0xa
push 0x10
lea ecx, [ebx + 0x100]
push ecx
push esi
call fcn.0049d961
add esp, 0x10
xor eax, eax
inc eax
jmp 0x4997a9
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0042d9e0
leave
ret
Function at 0x49dae8
Capabilities:
Get disk information

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x6360c0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
cmp eax, 0x1a
jbe 0x49db2b
call fcn.0047fc99
mov dword [eax], 0xf
call fcn.0047fcac
mov dword [eax], 0xd
call fcn.0047a860
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0042d9e0
leave
ret
test eax, eax
jne 0x49db32
inc eax
jmp 0x49db1f
add eax, 0x40
push 0x3a
mov word [ebp - 0xc], ax
pop eax
mov word [ebp - 0xa], ax
push 0x5c
pop eax
mov word [ebp - 8], ax
xor eax, eax
mov word [ebp - 6], ax
lea eax, [ebp - 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
mov ecx, eax
test ecx, ecx
je 0x49db1d
xor eax, eax
cmp ecx, 1
setne al
jmp 0x49db1f
Function at 0x49e145
Capabilities:
Clear file content

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
mov ebx, dword [ebp + 8]
lea ecx, [ebp - 0x2c]
push esi
push edi
push dword [ebp + 0x10]
mov edi, dword [ebp + 0x14]
push dword [ebp + 0xc]
push ebx
call fcn.0049e0c1
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x49e2b4
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x49e2b4
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x49e269
jg 0x49e1a1
test eax, eax
je 0x49e25f
push 1
push 0x1000
call fcn.0048fd4c
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x49e1c4
push 0xc
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x49e256
push 0x8000
push ebx
call fcn.0048a51b
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x49e1ed
jg 0x49e1e8
cmp ecx, 0x1000
jb 0x49e1ed
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.004919cc
add esp, 0x10
cmp eax, 0xffffffff
je 0x49e232
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 0x49e1e8
jl 0x49e219
test ecx, ecx
jne 0x49e1da
push dword [ebp - 0xc]
push ebx
call fcn.0048a51b
push esi
call fcn.0048e45c
add esp, 0xc
xor ebx, ebx
jmp 0x49e2c2
cmp byte [edi + 0x24], 0
je 0x49e249
cmp dword [edi + 0x20], 5
jne 0x49e249
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x49e254
mov ebx, dword [edi + 0x18]
jmp 0x49e256
xor ebx, ebx
push esi
call fcn.0048e45c
pop ecx
jmp 0x49e2c2
test ecx, ecx
jg 0x49e22b
jl 0x49e269
test eax, eax
jae 0x49e22b
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.0048e304
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x49e289
cmp byte [edi + 0x1c], 0
je 0x49e22b
jmp 0x49e2ba
push ebx
call fcn.00497511
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x49e22b
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [edi + 0x24], 1
mov dword [edi + 0x20], eax
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x49e2c2
cmp byte [edi + 0x1c], 0
je 0x49e2bf
mov ebx, dword [edi + 0x18]
jmp 0x49e2c2
push 0x16
pop ebx
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.0048e304
add esp, 0x10
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret

Function at 0x49fa10
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x49fa3d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x49fa3d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x4a1790
Capabilities:
Compute adler32 checksum

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004a17a0

Function at 0x4a1a20
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
test eax, eax
jne 0x4a1a2c
pop ebp
ret
mov dword [ebp + 0xc], eax
pop ebp
jmp fcn.004a1a40
Function at 0x508d40
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0x10]
xor dl, dl
test esi, esi
je 0x508d67
mov eax, dword [esp + 8]
push edi
mov edi, dword [esp + 0x10]
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x508d56
pop edi
movzx eax, dl
pop esi
ret

Function at 0x510ab0
Capabilities:
Resolve dns

Disassembly:
mov eax, 0x20
call fcn.0042ece0
push ebx
push esi
mov esi, dword [esp + 0x38]
xor ebx, ebx
mov eax, esi
sub eax, ebx
je 0x510af8
sub eax, 2
je 0x510af8
sub eax, 0x15
je 0x510af8
push 0x293
push str.crypto_bio_b_addr.c
push 0x83
push 0x8f
push 0x20
call fcn.004ead00
add esp, 0x14
pop esi
xor eax, eax
pop ebx
add esp, 0x20
ret
call fcn.00515850
cmp eax, 1
jne 0x510af0
mov eax, dword [esp + 0x3c]
xorps xmm0, xmm0
movups xmmword [esp + 8], xmm0
push ebp
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x44]
push edi
xor edi, edi
mov dword [esp + 0x1c], eax
mov eax, dword [esp + 0x10]
mov dword [esp + 0x14], esi
movups xmmword [esp + 0x20], xmm0
test esi, esi
jne 0x510b38
or eax, 0x400
mov dword [esp + 0x10], eax
cmp dword [esp + 0x3c], 1
jne 0x510b46
or eax, 1
mov dword [esp + 0x10], eax
mov ebp, dword [esp + 0x4c]
lea eax, [esp + 0x10]
push ebp
push eax
push dword [esp + 0x40]
push dword [esp + 0x40]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov esi, eax
test esi, esi
je 0x510b9c
cmp esi, 8
je 0x510be3
mov eax, dword [esp + 0x10]
test eax, 0x400
je 0x510bab
and eax, 0xfffffbff
mov edi, esi
or eax, 4
push ebp
mov dword [esp + 0x14], eax
lea eax, [esp + 0x14]
push eax
push dword [esp + 0x40]
push dword [esp + 0x40]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov esi, eax
test esi, esi
jne 0x510b64
mov ebx, 1
pop edi
pop ebp
pop esi
mov eax, ebx
pop ebx
add esp, 0x20
ret
push 0x2d6
push str.crypto_bio_b_addr.c
push 2
push 0x8f
push 0x20
call fcn.004ead00
test edi, edi
cmovne esi, edi
push esi
call fcn.00511050
push eax
push 1
call fcn.004ea4f0
add esp, 0x20
pop edi
pop ebp
pop esi
mov eax, ebx
pop ebx
add esp, 0x20
ret
push 0x2c7
push str.crypto_bio_b_addr.c
push 0x41
push 0x8f
push 0x20
call fcn.004ead00
add esp, 0x14
pop edi
pop ebp
pop esi
mov eax, ebx
pop ebx
add esp, 0x20
ret
Function at 0x529550
Capabilities:
Generate random numbers via winapi

Disassembly:
mov eax, 4
call fcn.0042ece0
push ebx
push ebp
push esi
mov esi, dword [esp + 0x14]
push edi
push 1
push esi
xor edi, edi
call fcn.004e80f0
mov ebx, eax
push ebx
push esi
call fcn.004e7fd0
mov ebp, eax
add esp, 0x10
test ebp, ebp
je 0x5295d9
push 0xf0000040
push 1
push edi
push edi
lea eax, [esp + 0x20]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x5295b3
push ebp
push ebx
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
push dword [esp + 0x14]
test eax, eax
cmovne edi, ebx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
lea eax, [edi*8]
push eax
push edi
push esi
call fcn.004e8040
push esi
call fcn.004e8190
mov edi, eax
add esp, 0x10
test edi, edi
je 0x5295d9
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
push 1
push esi
call fcn.004e80f0
mov ebx, eax
push ebx
push esi
call fcn.004e7fd0
mov ebp, eax
add esp, 0x10
test ebp, ebp
je 0x529648
push 0xf0000040
push 0x16
push str.Intel_Hardware_Cryptographic_Service_Provider
xor edi, edi
lea eax, [esp + 0x1c]
push edi
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x52962e
push ebp
push ebx
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
push 0
push dword [esp + 0x14]
test eax, eax
cmovne edi, ebx
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
lea eax, [edi*8]
push eax
push edi
push esi
call fcn.004e8040
push esi
call fcn.004e8190
add esp, 0x10
mov edi, eax
test edi, edi
jne 0x5295d1
push esi
call fcn.004e8190
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x546760
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
mov eax, dword [esp + 0x10]
mov edx, 0x400
push ebx
push ebp
mov ebp, dword [esp + 0xc]
push esi
push edi
mov edi, 0x80
mov esi, edx
mov ecx, edi
mov byte [ebp], 0
cmp dword [esp + 0x18], ecx
cmovle ecx, dword [esp + 0x18]
test eax, eax
cmovg esi, eax
cmp esi, edx
cmovg esi, edx
mov dword [esp + 0x14], esi
test ecx, ecx
jle 0x5467b5
mov ebx, dword [esp + 0x1c]
mov edx, ebp
sub ebx, ebp
mov esi, ecx
mov al, byte [ebx + edx]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub esi, 1
jne 0x5467a3
mov esi, dword [esp + 0x14]
movzx ebx, byte [ecx + ebp - 1]
cmp ecx, edi
jge 0x5467da
mov edx, ebp
movzx eax, byte [edx]
lea edx, [edx + 1]
add eax, ebx
movzx eax, al
movzx ebx, byte [eax + 0x5f9e80]
mov byte [ecx + ebp], bl
inc ecx
cmp ecx, edi
jl 0x5467c0
mov ecx, dword [esp + 0x14]
lea ebx, [esi + 7]
sar ebx, 3
neg ecx
sub edi, ebx
and ecx, 7
movzx eax, byte [edi + ebp]
lea esi, [edi + ebp]
mov edx, 0xff
sar edx, cl
and edx, eax
movzx ecx, byte [edx + 0x5f9e80]
mov byte [esi], cl
test edi, edi
je 0x546828
nop dword [eax + eax]
movzx eax, byte [esi + ebx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x5f9e80]
mov byte [esi], cl
sub edi, 1
jne 0x546810
lea esi, [ebp + 0xfc]
mov edi, 0x40
lea edx, [ebp + 0x7e]
movzx ecx, byte [edx + 1]
lea esi, [esi - 4]
movzx eax, byte [edx]
lea edx, [edx - 2]
shl ecx, 8
or ecx, eax
mov dword [esi + 4], ecx
sub edi, 1
jne 0x546836
pop edi
pop esi
pop ebp
pop ebx
ret