joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400c0760
Capabilities:
Get file size
Read file on windows
Read file via mapping

Disassembly:
push rbx
push rbp
sub rsp, 0x48
mov rbp, rdx
mov rbx, rcx
test rcx, rcx
jne 0x1400c077c
lea eax, [rcx + 0x28]
add rsp, 0x48
pop rbp
pop rbx
ret
mov qword [rsp + 0x68], rsi
xor r9d, r9d
mov qword [rsp + 0x40], r14
mov edx, 0x80000000
xor r14d, r14d
mov rcx, rbp
mov qword [rsp + 0x30], r14
mov dword [rsp + 0x28], 0x80
mov dword [rsp + 0x20], 3
lea r8d, [r14 + 1]
call qword [sym.imp.KERNEL32.dll_CreateFileA]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x1400c07d0
mov r14, qword [rsp + 0x40]
lea eax, [rsi + 2]
mov rsi, qword [rsp + 0x68]
add rsp, 0x48
pop rbp
pop rbx
ret
lea rdx, [rsp + 0x70]
mov qword [rsp + 0x78], rdi
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
je 0x1400c08f5
mov rax, qword [rsp + 0x70]
cmp rax, 0x7fffffff
jg 0x1400c08f5
test rax, rax
je 0x1400c08f5
xor r9d, r9d
mov qword [rsp + 0x28], r14
xor edx, edx
mov dword [rsp + 0x20], r14d
mov rcx, rsi
lea r8d, [r9 + 2]
call qword [sym.imp.KERNEL32.dll_CreateFileMappingA]
mov rdi, rax
test rax, rax
je 0x1400c08f5
mov ecx, dword [rsp + 0x70]
xor r9d, r9d
mov dword [rbx + 8], ecx
xor r8d, r8d
mov rcx, rax
mov dword [rbx + 0xc], r14d
mov qword [rsp + 0x20], r14
lea edx, [r9 + 4]
call qword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov rcx, rdi
mov qword [rbx], rax
call qword [sym.imp.KERNEL32.dll_CloseHandle]
cmp qword [rbx], r14
je 0x1400c086a
lea rax, [0x1400c0950]
jmp 0x1400c08c3
mov rcx, qword [rbx + 0x30]
xor edx, edx
movsxd r8, dword [rbx + 8]
mov rcx, qword [rcx]
call qword [sym.imp.KERNEL32.dll_HeapAlloc]
mov qword [rbx], rax
test rax, rax
je 0x1400c08f5
mov edi, r14d
nop dword [rax + rax]
mov r8d, dword [rbx + 8]
lea r9, [rsp + 0x60]
mov edx, edi
sub r8d, edi
add rdx, qword [rbx]
mov rcx, rsi
mov qword [rsp + 0x20], r14
call qword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x1400c08e3
add edi, dword [rsp + 0x60]
cmp edi, dword [rbx + 8]
jne 0x1400c0890
lea rax, [0x1400c0920]
mov rcx, rsi
mov qword [rbx + 0x28], rax
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov rax, qword [rbx]
mov qword [rbx + 0x10], rax
xor eax, eax
mov qword [rbx + 0x18], rbp
mov qword [rbx + 0x20], r14
jmp 0x1400c090a
mov rcx, qword [rbx + 0x30]
xor edx, edx
mov r8, qword [rbx]
mov rcx, qword [rcx]
call qword [sym.imp.KERNEL32.dll_HeapFree]
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 0x51
mov qword [rbx], r14
mov qword [rbx + 8], r14
mov rdi, qword [rsp + 0x78]
mov rsi, qword [rsp + 0x68]
mov r14, qword [rsp + 0x40]
add rsp, 0x48
pop rbp
pop rbx
ret
Function at 0x1400c1ee0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov r9, rdx
test rdx, rdx
jne 0x1400c1eeb
xor eax, eax
ret
lea r11, [0x1401417a0]
not ecx
cmp r8d, 8
jb 0x1400c1fc1
mov r10d, r8d
shr r10, 3
nop word [rax + rax]
movzx edx, byte [r9]
mov eax, ecx
xor rdx, rax
shr ecx, 8
movzx eax, dl
add r8d, 0xfffffff8
movzx edx, byte [r9 + 1]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 2]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 3]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 4]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 5]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 6]
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
movzx edx, byte [r9 + 7]
add r9, 8
xor ecx, dword [r11 + rax*4]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
xor ecx, dword [r11 + rax*4]
sub r10, 1
jne 0x1400c1f10
test r8d, r8d
je 0x1400c1fed
nop word [rax + rax]
movzx edx, byte [r9]
lea r9, [r9 + 1]
mov eax, ecx
shr ecx, 8
xor rdx, rax
movzx eax, dl
xor ecx, dword [r11 + rax*4]
add r8d, 0xffffffff
jne 0x1400c1fd0
not ecx
mov eax, ecx
ret
Function at 0x1400c5e70
Capabilities:
Encode data using xor

Disassembly:
push rbx
push rsi
push rdi
sub rsp, 0x50
mov r9, r8
mov rbx, rdx
mov rdi, rcx
mov qword [rsp + 0x40], rcx
xor esi, esi
cmp byte [r8 + 7], sil
je 0x1400c5ea4
mov eax, esi
lea ecx, [rax + 0xf]
xor byte [r8 + rax], cl
inc rax
cmp rax, 6
jb 0x1400c5e90
mov byte [r8 + 7], sil
lea rax, [r8 + 6]
mov qword [rsp + 0x20], rsi
mov qword [rsp + 0x30], rsi
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], sil
cmp r9, rax
je 0x1400c5ed9
mov r8d, 6
mov rdx, r9
lea rcx, [rsp + 0x20]
call fcn.1400403b0
nop
mov r9, qword [rbx + 0x10]
cmp qword [rbx + 0x18], 0x10
jb 0x1400c5ee7
mov rbx, qword [rbx]
mov r8, rbx
xor edx, edx
lea rcx, [rsp + 0x20]
call fcn.140008090
mov qword [rdi], rsi
mov qword [rdi + 0x10], rsi
mov qword [rdi + 0x18], rsi
movups xmm0, xmmword [rax]
movups xmmword [rdi], xmm0
movups xmm1, xmmword [rax + 0x10]
movups xmmword [rdi + 0x10], xmm1
mov qword [rax + 0x10], rsi
mov qword [rax + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rax], 0
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400c5f5e
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400c5f59
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400c5f59
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.14011efc8
mov rax, rdi
add rsp, 0x50
pop rdi
pop rsi
pop rbx
ret

Function at 0x1400c5f70
Capabilities:
Encode data using xor

Disassembly:
push rbx
push rsi
push rdi
sub rsp, 0x50
mov r9, r8
mov rbx, rdx
mov rdi, rcx
mov qword [rsp + 0x40], rcx
xor esi, esi
cmp byte [r8 + 9], sil
je 0x1400c5fa4
mov eax, esi
lea ecx, [rax + 0xf]
xor byte [r8 + rax], cl
inc rax
cmp rax, 8
jb 0x1400c5f90
mov byte [r8 + 9], sil
lea rax, [r8 + 8]
mov qword [rsp + 0x20], rsi
mov qword [rsp + 0x30], rsi
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], sil
cmp r9, rax
je 0x1400c5fd9
mov r8d, 8
mov rdx, r9
lea rcx, [rsp + 0x20]
call fcn.1400403b0
nop
mov r9, qword [rbx + 0x10]
cmp qword [rbx + 0x18], 0x10
jb 0x1400c5fe7
mov rbx, qword [rbx]
mov r8, rbx
xor edx, edx
lea rcx, [rsp + 0x20]
call fcn.140008090
mov qword [rdi], rsi
mov qword [rdi + 0x10], rsi
mov qword [rdi + 0x18], rsi
movups xmm0, xmmword [rax]
movups xmmword [rdi], xmm0
movups xmm1, xmmword [rax + 0x10]
movups xmmword [rdi + 0x10], xmm1
mov qword [rax + 0x10], rsi
mov qword [rax + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rax], 0
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400c605e
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400c6059
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400c6059
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.14011efc8
mov rax, rdi
add rsp, 0x50
pop rdi
pop rsi
pop rbx
ret
Function at 0x1400c6070
Capabilities:
Encode data using xor

Disassembly:
push rbx
push rsi
push rdi
sub rsp, 0x70
mov r9, r8
mov rbx, rdx
mov rdi, rcx
mov qword [rsp + 0x68], rcx
xor esi, esi
cmp byte [r8 + 6], sil
je 0x1400c60a4
mov ecx, esi
lea eax, [rcx + 0xf]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 5
jb 0x1400c6090
mov byte [r8 + 6], sil
lea rax, [r8 + 5]
mov qword [rsp + 0x48], rsi
mov qword [rsp + 0x58], rsi
mov qword [rsp + 0x60], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x48], sil
cmp r9, rax
je 0x1400c60d9
mov r8d, 5
mov rdx, r9
lea rcx, [rsp + 0x48]
call fcn.1400403b0
nop
cmp byte [rbx + 0xa], 0
je 0x1400c6103
mov rcx, rsi
nop dword [rax]
nop word [rax + rax]
lea eax, [rcx + 0xf]
xor byte [rcx + rbx], al
inc rcx
cmp rcx, 9
jb 0x1400c60f0
mov byte [rbx + 0xa], 0
lea rax, [rbx + 9]
mov qword [rsp + 0x28], rsi
mov qword [rsp + 0x38], rsi
mov qword [rsp + 0x40], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x28], 0
cmp rbx, rax
je 0x1400c6138
mov r8d, 9
mov rdx, rbx
lea rcx, [rsp + 0x28]
call fcn.1400403b0
nop
lea r9, [rsp + 0x48]
lea r8, [rsp + 0x28]
movzx edx, byte [rsp + 0x20]
mov rcx, rdi
call fcn.14004ec20
nop
mov rdx, qword [rsp + 0x40]
cmp rdx, 0x10
jb 0x1400c6191
inc rdx
mov rcx, qword [rsp + 0x28]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400c618b
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400c618b
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.14011efc8
nop
mov rdx, qword [rsp + 0x60]
cmp rdx, 0x10
jb 0x1400c61d1
inc rdx
mov rcx, qword [rsp + 0x48]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400c61cc
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400c61cc
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.14011efc8
mov rax, rdi
add rsp, 0x70
pop rdi
pop rsi
pop rbx
ret
Function at 0x1400c61e0
Capabilities:
Encode data using xor

Disassembly:
push rbx
push rsi
push rdi
sub rsp, 0x50
mov r9, r8
mov rbx, rdx
mov rdi, rcx
mov qword [rsp + 0x40], rcx
xor esi, esi
cmp byte [r8 + 0xa], sil
je 0x1400c6214
mov eax, esi
lea ecx, [rax + 0xf]
xor byte [r8 + rax], cl
inc rax
cmp rax, 9
jb 0x1400c6200
mov byte [r8 + 0xa], sil
lea rax, [r8 + 9]
mov qword [rsp + 0x20], rsi
mov qword [rsp + 0x30], rsi
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], sil
cmp r9, rax
je 0x1400c6249
mov r8d, 9
mov rdx, r9
lea rcx, [rsp + 0x20]
call fcn.1400403b0
nop
mov r9, qword [rbx + 0x10]
cmp qword [rbx + 0x18], 0x10
jb 0x1400c6257
mov rbx, qword [rbx]
mov r8, rbx
xor edx, edx
lea rcx, [rsp + 0x20]
call fcn.140008090
mov qword [rdi], rsi
mov qword [rdi + 0x10], rsi
mov qword [rdi + 0x18], rsi
movups xmm0, xmmword [rax]
movups xmmword [rdi], xmm0
movups xmm1, xmmword [rax + 0x10]
movups xmmword [rdi + 0x10], xmm1
mov qword [rax + 0x10], rsi
mov qword [rax + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rax], 0
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400c62ce
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400c62c9
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400c62c9
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.14011efc8
mov rax, rdi
add rsp, 0x50
pop rdi
pop rsi
pop rbx
ret

Function at 0x1400c62e0
Capabilities:
Encode data using xor

Disassembly:
push rbx
push rsi
push rdi
sub rsp, 0x50
mov r9, r8
mov rbx, rdx
mov rdi, rcx
mov qword [rsp + 0x40], rcx
xor esi, esi
cmp byte [r8 + 0xc], sil
je 0x1400c6314
mov eax, esi
lea ecx, [rax + 0xf]
xor byte [r8 + rax], cl
inc rax
cmp rax, 0xb
jb 0x1400c6300
mov byte [r8 + 0xc], sil
lea rax, [r8 + 0xb]
mov qword [rsp + 0x20], rsi
mov qword [rsp + 0x30], rsi
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], sil
cmp r9, rax
je 0x1400c6349
mov r8d, listen
mov rdx, r9
lea rcx, [rsp + 0x20]
call fcn.1400403b0
nop
mov r9, qword [rbx + 0x10]
cmp qword [rbx + 0x18], 0x10
jb 0x1400c6357
mov rbx, qword [rbx]
mov r8, rbx
xor edx, edx
lea rcx, [rsp + 0x20]
call fcn.140008090
mov qword [rdi], rsi
mov qword [rdi + 0x10], rsi
mov qword [rdi + 0x18], rsi
movups xmm0, xmmword [rax]
movups xmmword [rdi], xmm0
movups xmm1, xmmword [rax + 0x10]
movups xmmword [rdi + 0x10], xmm1
mov qword [rax + 0x10], rsi
mov qword [rax + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rax], 0
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400c63ce
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400c63c9
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400c63c9
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.14011efc8
mov rax, rdi
add rsp, 0x50
pop rdi
pop rsi
pop rbx
ret
Function at 0x1400c63e0
Capabilities:
Encode data using xor

Disassembly:
push rbx
push rsi
push rdi
sub rsp, 0x70
mov r9, r8
mov rbx, rdx
mov rdi, rcx
mov qword [rsp + 0x68], rcx
xor esi, esi
cmp byte [r8 + 6], sil
je 0x1400c6414
mov ecx, esi
lea eax, [rcx + 0xf]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 5
jb 0x1400c6400
mov byte [r8 + 6], sil
lea rax, [r8 + 5]
mov qword [rsp + 0x48], rsi
mov qword [rsp + 0x58], rsi
mov qword [rsp + 0x60], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x48], sil
cmp r9, rax
je 0x1400c6449
mov r8d, 5
mov rdx, r9
lea rcx, [rsp + 0x48]
call fcn.1400403b0
nop
cmp byte [rbx + 0xd], 0
je 0x1400c6473
mov rcx, rsi
nop dword [rax]
nop word [rax + rax]
lea eax, [rcx + 0xf]
xor byte [rcx + rbx], al
inc rcx
cmp rcx, 0xc
jb 0x1400c6460
mov byte [rbx + 0xd], 0
lea rax, [rbx + 0xc]
mov qword [rsp + 0x28], rsi
mov qword [rsp + 0x38], rsi
mov qword [rsp + 0x40], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x28], 0
cmp rbx, rax
je 0x1400c64a8
mov r8d, listen
mov rdx, rbx
lea rcx, [rsp + 0x28]
call fcn.1400403b0
nop
lea r9, [rsp + 0x48]
lea r8, [rsp + 0x28]
movzx edx, byte [rsp + 0x20]
mov rcx, rdi
call fcn.14004ec20
nop
mov rdx, qword [rsp + 0x40]
cmp rdx, 0x10
jb 0x1400c6501
inc rdx
mov rcx, qword [rsp + 0x28]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400c64fb
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400c64fb
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.14011efc8
nop
mov rdx, qword [rsp + 0x60]
cmp rdx, 0x10
jb 0x1400c6541
inc rdx
mov rcx, qword [rsp + 0x48]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400c653c
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400c653c
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.14011efc8
mov rax, rdi
add rsp, 0x70
pop rdi
pop rsi
pop rbx
ret

Function at 0x1400c9980
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x30
mov rbx, rdx
xor r8d, r8d
mov rdx, rcx
mov qword [rsp + 0x20], rbx
cmp byte [rcx + 5], r8b
je 0x1400c99b3
mov ecx, r8d
nop dword [rax]
lea eax, [rcx + 0xf]
xor byte [rcx + rdx], al
inc rcx
cmp rcx, 4
jb 0x1400c99a0
mov byte [rdx + 5], r8b
lea rcx, [rdx + 4]
mov qword [rbx], r8
mov qword [rbx + 0x10], r8
mov qword [rbx + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rbx], r8b
cmp rdx, rcx
je 0x1400c99dc
mov r8d, 4
mov rcx, rbx
call fcn.1400403b0
mov rax, rbx
add rsp, 0x30
pop rbx
ret

Function at 0x1400c99f0
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x30
mov rbx, rdx
xor r8d, r8d
mov rdx, rcx
mov qword [rsp + 0x20], rbx
cmp byte [rcx + 8], r8b
je 0x1400c9a23
mov ecx, r8d
nop dword [rax]
lea eax, [rcx + 0xf]
xor byte [rcx + rdx], al
inc rcx
cmp rcx, 7
jb 0x1400c9a10
mov byte [rdx + 8], r8b
lea rcx, [rdx + 7]
mov qword [rbx], r8
mov qword [rbx + 0x10], r8
mov qword [rbx + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rbx], r8b
cmp rdx, rcx
je 0x1400c9a4c
mov r8d, 7
mov rcx, rbx
call fcn.1400403b0
mov rax, rbx
add rsp, 0x30
pop rbx
ret
Function at 0x1400c9a60
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x30
mov rbx, rdx
xor r8d, r8d
mov rdx, rcx
mov qword [rsp + 0x20], rbx
cmp byte [rcx + 9], r8b
je 0x1400c9a93
mov ecx, r8d
nop dword [rax]
lea eax, [rcx + 0xf]
xor byte [rcx + rdx], al
inc rcx
cmp rcx, 8
jb 0x1400c9a80
mov byte [rdx + 9], r8b
lea rcx, [rdx + 8]
mov qword [rbx], r8
mov qword [rbx + 0x10], r8
mov qword [rbx + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rbx], r8b
cmp rdx, rcx
je 0x1400c9abc
mov r8d, 8
mov rcx, rbx
call fcn.1400403b0
mov rax, rbx
add rsp, 0x30
pop rbx
ret

Function at 0x1400c9ad0
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x30
mov rbx, rdx
xor r8d, r8d
mov rdx, rcx
mov qword [rsp + 0x20], rbx
cmp byte [rcx + 0x10], r8b
je 0x1400c9b03
mov ecx, r8d
nop dword [rax]
lea eax, [rcx + 0xf]
xor byte [rcx + rdx], al
inc rcx
cmp rcx, 0xf
jb 0x1400c9af0
mov byte [rdx + 0x10], r8b
lea rcx, [rdx + 0xf]
mov qword [rbx], r8
mov qword [rbx + 0x10], r8
mov qword [rbx + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rbx], r8b
cmp rdx, rcx
je 0x1400c9b2c
mov r8d, reloc.WS2_32.dll_ntohs
mov rcx, rbx
call fcn.1400403b0
mov rax, rbx
add rsp, 0x30
pop rbx
ret

Function at 0x1400c9b40
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x30
mov rbx, rdx
xor r8d, r8d
mov rdx, rcx
mov qword [rsp + 0x20], rbx
cmp byte [rcx + 0xb], r8b
je 0x1400c9b73
mov ecx, r8d
nop dword [rax]
lea eax, [rcx + 0xf]
xor byte [rcx + rdx], al
inc rcx
cmp rcx, 0xa
jb 0x1400c9b60
mov byte [rdx + 0xb], r8b
lea rcx, [rdx + 0xa]
mov qword [rbx], r8
mov qword [rbx + 0x10], r8
mov qword [rbx + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rbx], r8b
cmp rdx, rcx
je 0x1400c9b9c
mov r8d, 0xa
mov rcx, rbx
call fcn.1400403b0
mov rax, rbx
add rsp, 0x30
pop rbx
ret
Function at 0x1400d4e90
Capabilities:
Read file on windows

Disassembly:
sub rsp, 0x28
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll__read]
cdqe
add rsp, 0x28
ret
Function at 0x1400e6670
Capabilities:
Write file on windows

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
push rdi
sub rsp, 0x30
cmp qword [rcx + 0x718], 0
mov rsi, r9
mov rbp, r8
movsxd rbx, edx
mov rdi, rcx
je 0x1400e66ce
mov dl, 1
call fcn.1400d7180
mov rax, qword [rdi + 0x670]
mov r9, rsi
mov r8, rbp
mov qword [rsp + 0x20], rax
mov edx, ebx
mov rcx, rdi
call qword [rdi + 0x718]
xor edx, edx
mov rcx, rdi
mov ebx, eax
call fcn.1400d7180
mov eax, ebx
jmp 0x1400e6712
cmp ebx, 2
ja 0x1400e6710
mov r9, qword [rdi + 0x668]
lea rdx, [0x1401454f0]
lea rcx, [rbx + rbx*2]
add rcx, rdx
mov edx, 2
lea r8d, [rdx - 1]
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
mov r9, qword [rdi + 0x668]
mov r8d, 1
mov rdx, rsi
mov rcx, rbp
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
xor eax, eax
mov rbx, qword [rsp + 0x40]
mov rbp, qword [rsp + 0x48]
mov rsi, qword [rsp + 0x50]
add rsp, 0x30
pop rdi
ret

Function at 0x1400e6730
Capabilities:
Write file on windows

Disassembly:
mov qword [rsp + 0x10], rdx
mov qword [rsp + 0x18], r8
mov qword [rsp + 0x20], r9
push rdi
sub rsp, 0x160
mov rax, qword [0x14016f080]
xor rax, rsp
mov qword [rsp + 0x140], rax
cmp byte [rcx + 0xf1e], 0
mov rdi, rcx
jne 0x1400e6773
cmp qword [rcx + 0x678], 0
je 0x1400e6850
mov r8, rdx
mov qword [rsp + 0x158], rbx
mov edx, 0x100
lea r9, [rsp + 0x180]
lea rcx, [rsp + 0x30]
call fcn.1400d5280
lea rax, [rsp + 0x30]
mov rbx, 0xffffffffffffffff
inc rbx
cmp byte [rax + rbx], 0
jne 0x1400e67a1
mov rcx, qword [rdi + 0x678]
test rcx, rcx
je 0x1400e67e8
cmp byte [rdi + 0x1597], 0
jne 0x1400e67e8
lea rdx, [rsp + 0x30]
nop dword [rax]
nop dword [rax + rax]
movzx eax, byte [rdx]
lea rdx, [rdx + 1]
mov byte [rcx], al
lea rcx, [rcx + 1]
test al, al
jne 0x1400e67d0
mov byte [rdi + 0x1597], 1
cmp byte [rdi + 0xf1e], 0
je 0x1400e6848
mov byte [rsp + rbx + 0x30], 0xa
inc rbx
cmp rbx, 0x102
jae 0x1400e68a3
cmp qword [rdi + 0x718], 0
mov byte [rsp + rbx + 0x30], 0
je 0x1400e6869
mov dl, 1
mov rcx, rdi
call fcn.1400d7180
mov rax, qword [rdi + 0x670]
lea r8, [rsp + 0x30]
mov r9, rbx
mov qword [rsp + 0x20], rax
xor edx, edx
mov rcx, rdi
call qword [rdi + 0x718]
xor edx, edx
mov rcx, rdi
call fcn.1400d7180
mov rbx, qword [rsp + 0x158]
mov rcx, qword [rsp + 0x140]
xor rcx, rsp
call fcn.14011fa40
add rsp, 0x160
pop rdi
ret
mov r9, qword [rdi + 0x668]
lea rcx, [0x1401454f0]
mov edx, 2
lea r8d, [rdx - 1]
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
mov r9, qword [rdi + 0x668]
lea rcx, [rsp + 0x30]
mov r8d, 1
mov rdx, rbx
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
jmp 0x1400e6848
call fcn.14011f818
int3
Function at 0x1400e68b0
Capabilities:
Write file on windows

Disassembly:
test rcx, rcx
je 0x1400e6a16
mov r11, rsp
mov qword [r11 + 0x10], rdx
mov qword [r11 + 0x18], r8
mov qword [r11 + 0x20], r9
push rdi
sub rsp, 0x860
mov rax, qword [0x14016f080]
xor rax, rsp
mov qword [rsp + 0x840], rax
cmp byte [rcx + 0xf1e], 0
mov rdi, rcx
je 0x1400e69fe
mov r8, rdx
mov qword [r11 - 0x10], rbx
mov edx, 0x801
lea r9, [r11 + 0x18]
lea rcx, [rsp + 0x30]
call fcn.1400d5280
movsxd rcx, eax
mov rbx, 0xffffffffffffffff
cmp rcx, 0x801
jb 0x1400e6971
mov rcx, qword [rsp + 0x878]
mov rax, rbx
nop word [rax + rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400e6930
cmp byte [rax + rcx - 1], 0xa
jne 0x1400e6958
lea r8, str...._n
mov edx, 5
lea rcx, [rsp + 0x82c]
jmp 0x1400e696c
lea r8, [0x14014f720]
mov edx, 4
lea rcx, [rsp + 0x82d]
call fcn.1400d5180
lea rax, [rsp + 0x30]
inc rbx
cmp byte [rax + rbx], 0
jne 0x1400e6976
cmp qword [rdi + 0x718], 0
je 0x1400e69be
mov dl, 1
mov rcx, rdi
call fcn.1400d7180
mov rax, qword [rdi + 0x670]
lea r8, [rsp + 0x30]
mov r9, rbx
mov qword [rsp + 0x20], rax
xor edx, edx
mov rcx, rdi
call qword [rdi + 0x718]
xor edx, edx
mov rcx, rdi
call fcn.1400d7180
jmp 0x1400e69f6
mov r9, qword [rdi + 0x668]
lea rcx, [0x1401454f0]
mov edx, 2
lea r8d, [rdx - 1]
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
mov r9, qword [rdi + 0x668]
lea rcx, [rsp + 0x30]
mov r8d, 1
mov rdx, rbx
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
mov rbx, qword [rsp + 0x858]
mov rcx, qword [rsp + 0x840]
xor rcx, rsp
call fcn.14011fa40
add rsp, 0x860
pop rdi
ret

Function at 0x1400e6ab0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
sub rsp, 0x20
mov rbx, r9
xor r9d, r9d
call qword [sym.imp.WS2_32.dll_recv]
movsxd rcx, eax
cmp rcx, 0xffffffffffffffff
jne 0x1400e6af2
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ecx, Ordinal_60
mov qword [rbx], 0
cmp eax, 0x2733
mov edx, 0x51
cmove ecx, edx
mov eax, ecx
add rsp, 0x20
pop rbx
ret
mov qword [rbx], rcx
xor eax, eax
add rsp, 0x20
pop rbx
ret
Function at 0x1400e6c90
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
push rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
sub rsp, 0x138
mov rax, qword [0x14016f080]
xor rax, rsp
mov qword [rsp + 0x120], rax
mov r14, qword [rsp + 0x1a0]
mov rsi, rcx
movsxd rcx, edx
xor r13d, r13d
mov rax, rcx
mov r12, r9
shl rax, 5
mov r15, r8
lea rbx, [rsi + 0x508]
mov rbp, qword [rsi + rcx*8 + 0x4c0]
add rbx, rax
mov rax, qword [rsi + 0x698]
mov rdi, qword [rbx + 8]
sub rdi, qword [rbx + 0x10]
test byte [rax + 0x7c], 3
je 0x1400e6d97
lea rax, [0x1400e6b40]
cmp qword [rsi + rcx*8 + 0x4e8], rax
jne 0x1400e6d97
cmp qword [rbx], r13
je 0x1400e6d1e
test rdi, rdi
je 0x1400e6d97
mov rdx, 0xffffffffffffffff
xor r9d, r9d
mov r8, rdx
mov rcx, rbp
call fcn.1400f6000
cmp eax, 0xffffffff
je 0x1400e6d97
test al, 1
je 0x1400e6d97
mov rax, qword [rbx]
test rax, rax
jne 0x1400e6d70
mov rax, qword [rsi]
mov ecx, dword [rax + 0xb70]
add ecx, ecx
movsxd rcx, ecx
mov qword [rbx + 8], rcx
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, qword [rbx + 8]
mov qword [rbx], rax
mov qword [rbx + 0x10], r13
mov qword [rbx + 0x18], r13
test rax, rax
je 0x1400e6d93
mov rdx, qword [rbx + 0x10]
xor r9d, r9d
add rdx, rax
mov r8d, edi
mov rcx, rbp
call qword [sym.imp.WS2_32.dll_recv]
movsxd rcx, eax
test eax, eax
jle 0x1400e6d97
add qword [rbx + 0x10], rcx
jmp 0x1400e6d97
mov qword [rbx + 8], r13
xor r9d, r9d
mov r8d, r12d
mov rdx, r15
mov rcx, rbp
call qword [sym.imp.WS2_32.dll_send]
movsxd rdi, eax
mov dword [r14], r13d
cmp rdi, 0xffffffffffffffff
jne 0x1400e6e04
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, eax
cmp eax, 0x2733
jne 0x1400e6dd0
mov dword [r14], 0x51
mov rax, r13
jmp 0x1400e6e07
mov r8d, 0x100
lea rdx, [rsp + 0x20]
mov ecx, ebx
call fcn.1400d0960
mov rcx, qword [rsi]
lea rdx, str.Send_failure:__s
mov r8, rax
call fcn.1400e6730
mov rcx, qword [rsi]
mov dword [rcx + 0x11b0], ebx
mov dword [r14], Ordinal_60
mov rax, rdi
mov rcx, qword [rsp + 0x120]
xor rcx, rsp
call fcn.14011fa40
add rsp, 0x138
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
pop rbx
ret

Function at 0x1400e74a0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub rsp, 0x28
cmp byte [rcx + 0x558], 0
je 0x1400e74bd
call fcn.1400e06f0
test eax, eax
jne 0x1400e74e3
xor al, al
add rsp, 0x28
ret
mov rcx, qword [rcx + 0x4c0]
cmp rcx, 0xffffffffffffffff
je 0x1400e74b6
mov r9d, 2
lea rdx, [rsp + 0x30]
lea r8d, [r9 - 1]
call qword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x1400e74b6
mov al, 1
add rsp, 0x28
ret