joyce8/EMBER2024-capa huggingface dataset:
Function at 0x43fe20
Capabilities:
Encode data using xor

Disassembly:
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0xc]
mov edx, dword [eax + 4]
push ebx
mov ebx, dword [esp + 0x14]
push esi
mov esi, dword [esp + 0x10]
dec ecx
push edi
mov edi, dword [esi + 4]
shr ecx, 0x1f
xor edx, edi
dec ecx
and edx, ecx
xor edi, edx
mov dword [esi + 4], edi
xor dword [eax + 4], edx
lea edx, [ebx - 1]
cmp edx, 9
ja case.default.0x43fe52
jmp dword [edx*4 + 0x43ff7c]
mov edi, 0xa
cmp ebx, edi
jle case.0x43fe52.10
push ebp
mov edx, dword [esi]
mov ebx, dword [edx + edi*4]
lea ebp, [edx + edi*4]
mov edx, dword [eax]
mov edx, dword [edx + edi*4]
xor edx, ebx
and edx, ecx
xor ebx, edx
mov dword [ebp], ebx
mov ebx, dword [eax]
xor dword [ebx + edi*4], edx
lea ebx, [ebx + edi*4]
inc edi
cmp edi, dword [esp + 0x20]
jl 0x43fe63
pop ebp
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 0x24]
mov edx, dword [edx + 0x24]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 0x24], edi
mov edi, dword [eax]
xor dword [edi + 0x24], edx
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 0x20]
mov edx, dword [edx + 0x20]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 0x20], edi
mov edi, dword [eax]
xor dword [edi + 0x20], edx
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 0x1c]
mov edx, dword [edx + 0x1c]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 0x1c], edi
mov edi, dword [eax]
xor dword [edi + 0x1c], edx
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 0x18]
mov edx, dword [edx + 0x18]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 0x18], edi
mov edi, dword [eax]
xor dword [edi + 0x18], edx
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 0x14]
mov edx, dword [edx + 0x14]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 0x14], edi
mov edi, dword [eax]
xor dword [edi + 0x14], edx
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 0x10]
mov edx, dword [edx + 0x10]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 0x10], edi
mov edi, dword [eax]
xor dword [edi + 0x10], edx
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 0xc]
mov edx, dword [edx + 0xc]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 0xc], edi
mov edi, dword [eax]
xor dword [edi + 0xc], edx
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 8]
mov edx, dword [edx + 8]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 8], edi
mov edi, dword [eax]
xor dword [edi + 8], edx
mov ebx, dword [esi]
mov edx, dword [eax]
mov edi, dword [ebx + 4]
mov edx, dword [edx + 4]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [ebx + 4], edi
mov edi, dword [eax]
xor dword [edi + 4], edx
mov esi, dword [esi]
mov edx, dword [eax]
mov edi, dword [esi]
mov edx, dword [edx]
xor edx, edi
and edx, ecx
xor edi, edx
mov dword [esi], edi
mov eax, dword [eax]
xor dword [eax], edx
pop edi
pop esi
pop ebx
ret
Function at 0x4416e0
Capabilities:
Hash data with md5

Disassembly:
push esi
mov esi, dword [esp + 8]
push 0x5c
push 0
push esi
call fcn.005205c0
add esp, 0xc
mov dword [esi], 0x67452301
mov dword [esi + 4], 0xefcdab89
mov dword [esi + 8], 0x98badcfe
mov dword [esi + 0xc], 0x10325476
mov eax, 1
pop esi
ret
Function at 0x4421e0
Capabilities:
Hash data using sha224

Disassembly:
push esi
mov esi, dword [esp + 8]
push 0x70
push 0
push esi
call fcn.005205c0
add esp, 0xc
mov dword [esi], 0xc1059ed8
mov dword [esi + 4], 0x367cd507
mov dword [esi + 8], 0x3070dd17
mov dword [esi + 0xc], 0xf70e5939
mov dword [esi + 0x10], 0xffc00b31
mov dword [esi + 0x14], 0x68581511
mov dword [esi + 0x18], 0x64f98fa7
mov dword [esi + 0x1c], 0xbefa4fa4
mov dword [esi + 0x6c], 0x1c
mov eax, 1
pop esi
ret

Function at 0x442240
Capabilities:
Hash data using sha256

Disassembly:
push esi
mov esi, dword [esp + 8]
push 0x70
push 0
push esi
call fcn.005205c0
add esp, 0xc
mov dword [esi], 0x6a09e667
mov dword [esi + 4], 0xbb67ae85
mov dword [esi + 8], 0x3c6ef372
mov dword [esi + 0xc], 0xa54ff53a
mov dword [esi + 0x10], 0x510e527f
mov dword [esi + 0x14], 0x9b05688c
mov dword [esi + 0x18], 0x1f83d9ab
mov dword [esi + 0x1c], 0x5be0cd19
mov dword [esi + 0x6c], 0x20
mov eax, 1
pop esi
ret
Function at 0x448bd0
Capabilities:
Access the windows event log
Write file on windows

Disassembly:
mov eax, 0x108
call fcn.00508bc0
mov eax, dword [0x5b1fe4]
xor eax, esp
mov dword [esp + 0x104], eax
push esi
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov esi, eax
test esi, esi
je 0x448c57
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x448c57
mov ecx, dword [esp + 0x110]
lea eax, [esp + 0x114]
push eax
push ecx
lea edx, [esp + 0x10]
push 0x100
push edx
call fcn.0050446c
add esp, 0x10
test eax, eax
jns 0x448c2d
mov eax, 0x100
push 0
lea ecx, [esp + 8]
push ecx
push eax
lea edx, [esp + 0x14]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.0050804f
add esp, 0x108
ret
mov ecx, dword [esp + 0x110]
lea eax, [esp + 0x114]
push eax
push ecx
lea edx, [esp + 0x10]
push 0xff
push edx
call fcn.0050446c
add esp, 0x10
mov byte [esp + 0x107], 0
call dword [sym.imp.KERNEL32.dll_GetVersion]
cmp eax, 0x80000000
jae 0x448ce5
call fcn.00448a90
test eax, eax
jle 0x448ce5
push str.OPENSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
push 0
lea ecx, [esp + 8]
push ecx
push 0
push 1
push 0
push 0
push 0
mov esi, eax
push 1
lea eax, [esp + 0x28]
push esi
mov dword [esp + 0x28], eax
call dword [sym.imp.ADVAPI32.dll_ReportEventA]
push esi
call dword [sym.imp.ADVAPI32.dll_DeregisterEventSource]
pop esi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.0050804f
add esp, 0x108
ret
push 0x10
push str.OpenSSL:_FATAL
lea edx, [esp + 0x10]
push edx
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [esp + 0x108]
pop esi
xor ecx, esp
call fcn.0050804f
add esp, 0x108
ret

Function at 0x448d40
Capabilities:
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 0x10]
xor cl, cl
test edi, edi
je 0x448d62
mov eax, dword [esp + 8]
push esi
mov esi, dword [esp + 0x10]
sub esi, eax
mov dl, byte [esi + eax]
xor dl, byte [eax]
inc eax
or cl, dl
dec edi
jne 0x448d56
pop esi
movzx eax, cl
pop edi
ret

Function at 0x44c3d0
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
push esi
xor esi, esi
test edx, edx
je 0x44c414
mov al, byte [edx]
test al, al
je 0x44c414
push edi
mov edi, 0x100
movsx eax, al
or eax, edi
mov ecx, eax
shr ecx, 2
xor ecx, eax
imul eax, eax
and ecx, 0xf
add edi, 0x100
rol esi, cl
inc edx
xor esi, eax
mov al, byte [edx]
test al, al
jne 0x44c3e7
mov eax, esi
shr eax, 0x10
pop edi
xor eax, esi
pop esi
ret
xor eax, eax
pop esi
ret
Function at 0x44dbf0
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x24
call fcn.00508bc0
mov eax, dword [0x5b1fe4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
push esi
mov esi, dword [ebp + 8]
mov dword [ebp - 0x1c], eax
mov eax, esi
push edi
mov dword [ebp - 0x18], esi
lea ecx, [eax + 1]
jmp 0x44dc20
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x44dc20
mov ebx, dword [sym.imp.KERNEL32.dll_MultiByteToWideChar]
push 0
push 0
sub eax, ecx
lea edi, [eax + 1]
push edi
push esi
push 8
push 0xfde9
mov dword [ebp - 0x20], 8
call ebx
mov esi, eax
test esi, esi
jg 0x44dc98
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x3ec
jne 0x44dc7a
mov ecx, dword [ebp - 0x18]
push 0
push 0
push edi
push ecx
push 0
push 0xfde9
mov dword [ebp - 0x20], 0
call ebx
mov esi, eax
test esi, esi
jg 0x44dc98
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x459
jne 0x44dd2a
mov edx, dword [ebp - 0x1c]
mov eax, dword [ebp - 0x18]
push edx
push eax
jmp 0x44dd18
lea eax, [esi + esi]
call fcn.00508bf0
mov ecx, dword [ebp - 0x18]
mov edx, dword [ebp - 0x20]
mov eax, esp
push esi
push eax
push edi
push ecx
push edx
push 0xfde9
mov dword [ebp - 0x24], eax
call ebx
test eax, eax
je 0x44dd2a
mov esi, dword [ebp - 0x1c]
mov eax, esi
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x44dcc3
push 8
sub eax, edx
lea ecx, [ebp - 0x14]
push ecx
inc eax
push eax
push esi
push 0
push 0xfde9
call ebx
test eax, eax
je 0x44dd2a
mov eax, dword [ebp - 0x24]
lea edx, [ebp - 0x14]
push edx
push eax
call fcn.0052b0d2
mov esi, eax
add esp, 8
test esi, esi
jne 0x44ddce
call fcn.00523d42
cmp dword [eax], 2
je 0x44dd10
call fcn.00523d42
cmp dword [eax], 9
jne 0x44dd2a
mov ecx, dword [ebp - 0x1c]
mov edx, dword [ebp - 0x18]
push ecx
push edx
call fcn.0052b0e9
mov esi, eax
add esp, 8
test esi, esi
jne 0x44ddce
push 0xa8
push str..crypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.00437a60
mov eax, dword [ebp - 0x1c]
mov ecx, dword [ebp - 0x18]
push 0x56cbe4
push eax
push 0x56cbe0
push ecx
push str.fopen_
push 5
call fcn.00437d50
add esp, 0x2c
call fcn.00523d42
cmp dword [eax], 2
jne 0x44dda0
push 0xab
push str..crypto_bio_bss_file.c
push 0x80
push 0x6d
push 0x20
call fcn.00437a60
add esp, 0x14
xor eax, eax
lea esp, [ebp - 0x30]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
push 0xad
push str..crypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.00437a60
add esp, 0x14
xor eax, eax
lea esp, [ebp - 0x30]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
push 0x5ae4d4
call fcn.004386f0
mov edi, eax
add esp, 4
test edi, edi
jne 0x44de00
push esi
call fcn.0052aec5
add esp, 4
xor eax, eax
lea esp, [ebp - 0x30]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
push 0
push edi
call fcn.00438030
push esi
push 1
push 0x6a
push edi
call fcn.00438420
add esp, 0x18
mov eax, edi
lea esp, [ebp - 0x30]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
Function at 0x46ba40
Capabilities:
Hash data using sha1

Disassembly:
push esi
mov esi, dword [esp + 8]
push 0x60
push 0
push esi
call fcn.005205c0
add esp, 0xc
mov dword [esi], 0x67452301
mov dword [esi + 4], 0xefcdab89
mov dword [esi + 8], 0x98badcfe
mov dword [esi + 0xc], 0x10325476
mov dword [esi + 0x10], 0xc3d2e1f0
mov eax, 1
pop esi
ret

Function at 0x46d210
Capabilities:
Hash data using sha224

Disassembly:
mov eax, dword [esp + 4]
xor ecx, ecx
mov dword [eax], 0xc1059ed8
mov dword [eax + 4], 0xcbbb9d5d
mov dword [eax + 8], 0x367cd507
mov dword [eax + 0xc], 0x629a292a
mov dword [eax + 0x10], 0x3070dd17
mov dword [eax + 0x14], 0x9159015a
mov dword [eax + 0x18], 0xf70e5939
mov dword [eax + 0x1c], 0x152fecd8
mov dword [eax + 0x20], 0xffc00b31
mov dword [eax + 0x24], 0x67332667
mov dword [eax + 0x28], 0x68581511
mov dword [eax + 0x2c], 0x8eb44a87
mov dword [eax + 0x30], 0x64f98fa7
mov dword [eax + 0x34], 0xdb0c2e0d
mov dword [eax + 0x38], 0xbefa4fa4
mov dword [eax + 0x3c], 0x47b5481d
mov dword [eax + 0x40], ecx
mov dword [eax + 0x44], ecx
mov dword [eax + 0x48], ecx
mov dword [eax + 0x4c], ecx
mov dword [eax + 0xd0], ecx
mov dword [eax + 0xd4], 0x30
lea eax, [ecx + 1]
ret

Function at 0x46d2b0
Capabilities:
Hash data using sha256

Disassembly:
mov eax, dword [esp + 4]
xor ecx, ecx
mov dword [eax], 0xf3bcc908
mov dword [eax + 4], 0x6a09e667
mov dword [eax + 8], 0x84caa73b
mov dword [eax + 0xc], 0xbb67ae85
mov dword [eax + 0x10], 0xfe94f82b
mov dword [eax + 0x14], 0x3c6ef372
mov dword [eax + 0x18], 0x5f1d36f1
mov dword [eax + 0x1c], 0xa54ff53a
mov dword [eax + 0x20], 0xade682d1
mov dword [eax + 0x24], 0x510e527f
mov dword [eax + 0x28], 0x2b3e6c1f
mov dword [eax + 0x2c], 0x9b05688c
mov dword [eax + 0x30], 0xfb41bd6b
mov dword [eax + 0x34], 0x1f83d9ab
mov dword [eax + 0x38], 0x137e2179
mov dword [eax + 0x3c], 0x5be0cd19
mov dword [eax + 0x40], ecx
mov dword [eax + 0x44], ecx
mov dword [eax + 0x48], ecx
mov dword [eax + 0x4c], ecx
mov dword [eax + 0xd0], ecx
mov dword [eax + 0xd4], 0x40
lea eax, [ecx + 1]
ret
Function at 0x481600
Capabilities:
Encode data using base64

Disassembly:
mov ecx, dword [esp + 4]
push ebp
push edi
mov edi, dword [esp + 0x14]
xor ebp, ebp
test edi, edi
jle 0x4816e3
push esi
mov esi, dword [esp + 0x14]
inc esi
lea ebx, [ebx]
movzx edx, byte [esi - 1]
cmp edi, 3
jl 0x48167d
movzx eax, byte [esi]
shl edx, 8
or edx, eax
movzx eax, byte [esi + 1]
shl edx, 8
or edx, eax
mov eax, edx
shr eax, 0x12
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx], al
mov eax, edx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx + 1], al
mov eax, edx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx + 2], al
and edx, 0x3f
mov dl, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx + 3], dl
jmp 0x4816ce
shl edx, 0x10
cmp edi, 2
jne 0x48168d
movzx eax, byte [esi]
shl eax, 8
or edx, eax
mov eax, edx
shr eax, 0x12
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx], al
mov eax, edx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx + 1], al
cmp edi, 1
jne 0x4816ba
lea edx, [edi + 0x3c]
jmp 0x4816c7
shr edx, 6
and edx, 0x3f
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx + 2], dl
mov byte [ecx + 3], 0x3d
sub edi, 3
add ecx, 4
add ebp, 4
add esi, 3
test edi, edi
jg 0x481620
pop esi
pop edi
mov eax, ebp
mov byte [ecx], 0
pop ebp
ret
Function at 0x483560
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x5c
call fcn.00508bc0
mov eax, dword [0x5b1fe4]
xor eax, esp
mov dword [esp + 0x58], eax
mov eax, dword [esp + 0x68]
mov ecx, dword [esp + 0x70]
push ebx
mov ebx, dword [esp + 0x64]
push ebp
mov ebp, dword [esp + 0x74]
push esi
mov esi, dword [esp + 0x88]
push edi
mov edi, dword [esp + 0x74]
mov dword [esp + 0x20], eax
mov eax, dword [esp + 0x88]
dec edi
mov dword [esp + 0x24], ecx
mov dword [esp + 0x18], eax
mov dword [esp + 0x14], esi
mov dword [esp + 0x10], edi
test eax, eax
jne 0x4835bd
call fcn.0044a0c0
mov dword [esp + 0x18], eax
test esi, esi
jne 0x4835c5
mov dword [esp + 0x14], eax
push eax
call fcn.0044a1f0
mov esi, eax
lea eax, [esi + esi]
sub edi, eax
lea edx, [edi - 1]
add esp, 4
cmp ebp, edx
jle 0x483609
push 0x3a
push str..crypto_rsa_rsa_oaep.c
push 0x6e
push 0xa0
push 4
call fcn.00437a60
add esp, 0x14
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x58]
xor ecx, esp
call fcn.0050804f
add esp, 0x5c
ret
inc eax
cmp dword [esp + 0x10], eax
jge 0x48361b
push 0x40
push str..crypto_rsa_rsa_oaep.c
push 0x78
jmp 0x4835e5
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x84]
push 0
push ecx
lea eax, [ebx + 1]
mov byte [ebx], 0
push 0
lea ebx, [ebx + esi + 1]
push ebx
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x34]
push edx
push eax
call fcn.00449340
add esp, 0x18
test eax, eax
je 0x4835f4
sub edi, ebp
dec edi
push edi
lea ecx, [ebx + esi]
push 0
push ecx
call fcn.005205c0
mov ecx, dword [esp + 0x2c]
mov edi, dword [esp + 0x1c]
mov eax, ebx
sub eax, ebp
sub eax, esi
push ebp
add eax, edi
push ecx
push eax
mov byte [eax - 1], 1
call fcn.0051fac0
mov ebp, dword [esp + 0x34]
push esi
push ebp
call fcn.00435a90
add esp, 0x20
test eax, eax
jle 0x4835f4
push 0x55
sub edi, esi
push str..crypto_rsa_rsa_oaep.c
push edi
call fcn.0043a9f0
add esp, 0xc
mov dword [esp + 0x10], eax
test eax, eax
jne 0x4836b5
push 0x57
push str..crypto_rsa_rsa_oaep.c
push 0x41
jmp 0x4835e5
mov edx, dword [esp + 0x14]
push edx
push esi
push ebp
push edi
push eax
call fcn.004833e0
add esp, 0x14
test eax, eax
js 0x4835f4
test edi, edi
jle 0x4836ed
mov ebp, dword [esp + 0x10]
mov eax, ebx
sub ebp, ebx
mov ecx, edi
lea esp, [esp]
mov dl, byte [eax + ebp]
xor byte [eax], dl
inc eax
dec ecx
jne 0x4836e0
mov ebp, dword [esp + 0x1c]
mov eax, dword [esp + 0x14]
push eax
push edi
push ebx
lea ecx, [esp + 0x34]
push esi
push ecx
call fcn.004833e0
add esp, 0x14
test eax, eax
js 0x4835f4
test esi, esi
jle 0x48371f
lea ecx, [esp + 0x28]
mov eax, ebp
sub ecx, ebp
mov dl, byte [ecx + eax]
xor byte [eax], dl
inc eax
dec esi
jne 0x483716
mov eax, dword [esp + 0x10]
push eax
call fcn.0043ac00
mov ecx, dword [esp + 0x6c]
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
mov eax, 1
call fcn.0050804f
add esp, 0x5c
ret
Function at 0x4845b0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 0x14]
cmp dword [esp + 0x18], esi
jne 0x484679
mov ecx, dword [esp + 0x10]
mov al, byte [ecx]
cmp al, 0x6a
je 0x4845d1
cmp al, 0x6b
jne 0x484679
lea edx, [ecx + 1]
cmp al, 0x6b
jne 0x48463a
add esi, 0xfffffffd
xor ecx, ecx
test esi, esi
jle 0x4845f1
mov al, byte [edx]
inc edx
cmp al, 0xba
je 0x4845f1
cmp al, 0xbb
jne 0x48461a
inc ecx
cmp ecx, esi
jl 0x4845e1
sub esi, ecx
test ecx, ecx
jne 0x48463d
push 0x83
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.00437a60
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push 0x7b
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.00437a60
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
add esi, 0xfffffffe
cmp byte [esi + edx], 0xcc
je 0x484666
push 0x8b
push str..crypto_rsa_rsa_x931.c
push 0x8b
push 0x80
push 4
call fcn.00437a60
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
mov eax, dword [esp + 8]
push esi
push edx
push eax
call fcn.0051fac0
add esp, 0xc
mov eax, esi
pop esi
ret
push 0x70
push str..crypto_rsa_rsa_x931.c
push 0x89
push 0x80
push 4
call fcn.00437a60
add esp, 0x14
or eax, 0xffffffff
pop esi
ret

Function at 0x488800
Capabilities:
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x10c], 0xffffffff
jne 0x488812
xor eax, eax
pop edi
ret
push ebx
push esi
push edi
call fcn.00436360
mov ebx, dword [esp + 0x18]
mov esi, eax
mov eax, dword [esp + 0x1c]
add esp, 4
mov dword [eax], esi
test ebx, ebx
je 0x4888be
mov eax, dword [edi + 0x10c]
push ebp
cmp eax, esi
jne 0x48885e
test esi, esi
jle 0x48889d
mov ecx, ebx
lea eax, [edi + 0x8c]
mov ebp, esi
lea ebx, [ebx]
mov dl, byte [eax + 0x60]
xor dl, byte [eax]
inc eax
mov byte [ecx], dl
inc ecx
dec ebp
jne 0x488850
jmp 0x48889d
mov ecx, esi
sub ecx, eax
mov byte [eax + edi + 0xec], 0x80
cmp ecx, 1
jle 0x488883
dec ecx
push ecx
lea eax, [eax + edi + 0xed]
push 0
push eax
call fcn.005205c0
add esp, 0xc
test esi, esi
jle 0x48889d
mov ecx, ebx
lea eax, [edi + 0xac]
mov ebp, esi
mov dl, byte [eax + 0x40]
xor dl, byte [eax]
inc eax
mov byte [ecx], dl
inc ecx
dec ebp
jne 0x488891
push esi
push ebx
push ebx
push edi
call fcn.0044a1b0
add esp, 0x10
pop ebp
test eax, eax
jne 0x4888be
push esi
push ebx
call fcn.00445450
add esp, 8
pop esi
pop ebx
xor eax, eax
pop edi
ret
pop esi
pop ebx
mov eax, 1
pop edi
ret
Function at 0x4907e0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xa0
call fcn.00508bc0
mov eax, dword [0x5b1fe4]
xor eax, esp
mov dword [esp + 0x9c], eax
mov eax, dword [esp + 0xa8]
push ebp
mov ebp, dword [esp + 0xa8]
push esi
mov esi, ecx
test eax, eax
je 0x49096a
push ebx
dec eax
push edi
lea edi, [ebp + 0xc]
shr eax, 3
add ebp, 0x14
inc eax
mov dword [esp + 0x18], eax
movzx eax, byte [esi + 1]
movzx ebx, byte [esi]
movzx ecx, byte [esi + 2]
movzx edx, byte [esi + 3]
shl eax, 8
or ebx, eax
movzx eax, byte [esi + 4]
shl ecx, 0x10
or ebx, ecx
movzx ecx, byte [esi + 5]
shl edx, 0x18
or ebx, edx
movzx edx, byte [esi + 6]
shl ecx, 8
or eax, ecx
movzx ecx, byte [esi + 7]
shl edx, 0x10
or eax, edx
mov dl, byte [edi]
shl ecx, 0x18
or eax, ecx
mov dword [esp + 0x10], eax
mov dword [esp + 0x20], eax
mov dword [esp + 0x28], eax
mov al, byte [ebp]
and dl, 0xdf
and al, 0xbf
or dl, 0x40
or al, 0x20
push edi
mov dword [esp + 0x20], ebx
mov dword [esp + 0x28], ebx
add esi, 8
mov byte [edi], dl
mov byte [ebp], al
call fcn.00443760
lea ecx, [esp + 0x30]
push ecx
push edi
call fcn.00443830
push 1
lea edx, [esp + 0x3c]
push edx
lea eax, [esp + 0x38]
push eax
call fcn.0045fd60
push ebp
call fcn.00443760
lea ecx, [esp + 0x48]
push ecx
push ebp
call fcn.00443830
push 1
lea edx, [esp + 0x54]
push edx
lea eax, [esp + 0x48]
push eax
call fcn.0045fd60
mov ecx, dword [esp + 0x4c]
mov eax, dword [esp + 0x50]
xor eax, dword [esp + 0x40]
mov edx, dword [esp + 0x58]
xor dword [esp + 0x40], edx
xor ecx, ebx
xor ebx, dword [esp + 0x54]
mov dword [esp + 0x44], eax
mov eax, edi
mov byte [eax], bl
mov edx, ebx
shr edx, 8
mov byte [eax + 1], dl
mov edx, ebx
shr edx, 0x10
mov byte [eax + 2], dl
mov edx, dword [esp + 0x44]
shr ebx, 0x18
mov byte [eax + 3], bl
mov ebx, edx
add esp, 0x30
mov byte [eax + 4], dl
shr ebx, 8
mov byte [eax + 5], bl
mov ebx, edx
shr edx, 0x18
shr ebx, 0x10
mov byte [eax + 6], bl
mov byte [eax + 7], dl
mov eax, ebp
mov byte [eax], cl
mov edx, ecx
shr edx, 8
mov byte [eax + 1], dl
mov edx, ecx
shr edx, 0x10
mov byte [eax + 2], dl
shr ecx, 0x18
mov byte [eax + 3], cl
mov ecx, dword [esp + 0x10]
mov edx, ecx
shr edx, 8
mov byte [eax + 4], cl
mov byte [eax + 5], dl
mov edx, ecx
shr edx, 0x10
shr ecx, 0x18
dec dword [esp + 0x18]
mov byte [eax + 6], dl
mov byte [eax + 7], cl
jne 0x490823
pop edi
pop ebx
mov ecx, dword [esp + 0xa4]
pop esi
pop ebp
xor ecx, esp
call fcn.0050804f
add esp, 0xa0
ret
Function at 0x492890
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00508bc0
mov eax, dword [esp + 0x1c]
push ebx
mov ebx, dword [esp + 0x14]
push ebp
push esi
mov esi, dword [eax]
push edi
mov edi, dword [esp + 0x28]
test esi, esi
je 0x4928d5
test ebx, ebx
je 0x4928d5
mov cl, byte [esi + edi]
mov ebp, dword [esp + 0x18]
xor cl, byte [ebp]
mov eax, dword [esp + 0x1c]
mov byte [eax], cl
inc eax
inc ebp
inc esi
dec ebx
and esi, 0xf
mov dword [esp + 0x1c], eax
mov dword [esp + 0x18], ebp
jne 0x4928b0
cmp ebx, 0x10
jb 0x49294d
mov edx, dword [esp + 0x18]
mov ecx, dword [esp + 0x1c]
mov eax, edx
sub eax, edi
mov dword [esp + 0x20], eax
mov eax, ebx
shr eax, 4
mov ebp, ecx
mov dword [esp + 0x10], eax
shl eax, 4
add ecx, eax
sub ebp, edi
add edx, eax
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x18], edx
mov edx, dword [esp + 0x24]
push edx
push edi
push edi
call dword [esp + 0x3c]
add esp, 0xc
cmp esi, 0x10
jae 0x49293a
mov ecx, 0xf
sub ecx, esi
shr ecx, 2
lea eax, [esi + edi]
inc ecx
mov edx, dword [esp + 0x20]
mov edx, dword [edx + eax]
xor edx, dword [eax]
add eax, 4
dec ecx
mov dword [eax + ebp - 4], edx
jne 0x492927
add dword [esp + 0x20], 0x10
sub ebx, 0x10
add ebp, 0x10
xor esi, esi
dec dword [esp + 0x10]
jne 0x492906
test ebx, ebx
je 0x492989
mov eax, dword [esp + 0x24]
push eax
push edi
push edi
call dword [esp + 0x3c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x28]
add esp, 0xc
lea eax, [esi + edi]
sub ebp, edi
sub ecx, edi
add esi, ebx
mov dl, byte [eax + ebp]
xor dl, byte [eax]
inc eax
dec ebx
mov byte [eax + ecx - 1], dl
jne 0x492970
mov eax, dword [esp + 0x2c]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
pop ecx
ret
mov ecx, dword [esp + 0x2c]
pop edi
mov dword [ecx], esi
pop esi
pop ebp
pop ebx
pop ecx
ret