joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400ab950
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 0x1400ab96c
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], pe_nt_image_headers64
mov dword [rsp + 0x20], 3
lea r8d, [r14 + 1]
call qword [sym.imp.KERNEL32.dll_CreateFileA]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x1400ab9c0
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 0x1400abae5
mov rax, qword [rsp + 0x70]
cmp rax, 0x7fffffff
jg 0x1400abae5
test rax, rax
je 0x1400abae5
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 0x1400abae5
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 0x1400aba5a
lea rax, [0x1400abb40]
jmp 0x1400abab3
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 0x1400abae5
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 0x1400abad3
add edi, dword [rsp + 0x60]
cmp edi, dword [rbx + 8]
jne 0x1400aba80
lea rax, [0x1400abb10]
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 0x1400abafa
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 0x1400ad0d0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov r9, rdx
test rdx, rdx
jne 0x1400ad0db
xor eax, eax
ret
lea r11, [0x140131780]
not ecx
cmp r8d, 8
jb 0x1400ad1b1
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 0x1400ad100
test r8d, r8d
je 0x1400ad1dd
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 0x1400ad1c0
not ecx
mov eax, ecx
ret
Function at 0x1400b1430
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x50
mov rbx, rcx
mov qword [rsp + 0x48], rcx
xor r9d, r9d
cmp byte [r8 + 6], r9b
je 0x1400b1464
mov ecx, r9d
nop word [rax + rax]
lea eax, [rcx - 0x75]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 5
jb 0x1400b1450
mov byte [r8 + 6], r9b
mov qword [rsp + 0x20], r9
lea rax, [r8 + 5]
cmp r8, rax
jne 0x1400b1487
mov qword [rsp + 0x30], r9
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], 0
jmp 0x1400b14b0
mov qword [rsp + 0x30], 5
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov eax, dword [r8]
mov dword [rsp + 0x20], eax
movzx eax, byte [r8 + 4]
mov byte [rsp + 0x24], al
mov byte [rsp + 0x25], r9b
nop
lea r8, [rsp + 0x20]
mov rcx, rbx
call fcn.1400b13c0
nop
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400b14fe
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b14f9
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b14f9
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
mov rax, rbx
add rsp, 0x50
pop rbx
ret

Function at 0x1400b1510
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x50
mov rbx, rcx
mov qword [rsp + 0x48], rcx
xor r9d, r9d
cmp byte [r8 + 7], r9b
je 0x1400b1544
mov ecx, r9d
nop word [rax + rax]
lea eax, [rcx - 0x75]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 6
jb 0x1400b1530
mov byte [r8 + 7], r9b
mov qword [rsp + 0x20], r9
lea rax, [r8 + 6]
cmp r8, rax
jne 0x1400b1567
mov qword [rsp + 0x30], r9
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], 0
jmp 0x1400b1590
mov qword [rsp + 0x30], 6
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov eax, dword [r8]
mov dword [rsp + 0x20], eax
movzx eax, word [r8 + 4]
mov word [rsp + 0x24], ax
mov byte [rsp + 0x26], r9b
nop
lea r8, [rsp + 0x20]
mov rcx, rbx
call fcn.1400b13c0
nop
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400b15de
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b15d9
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b15d9
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
mov rax, rbx
add rsp, 0x50
pop rbx
ret
Function at 0x1400b15f0
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x50
mov rbx, rcx
mov qword [rsp + 0x48], rcx
xor r9d, r9d
cmp byte [r8 + 9], r9b
je 0x1400b1624
mov ecx, r9d
nop word [rax + rax]
lea eax, [rcx - 0x75]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 8
jb 0x1400b1610
mov byte [r8 + 9], r9b
mov qword [rsp + 0x20], r9
lea rax, [r8 + 8]
cmp r8, rax
jne 0x1400b1647
mov qword [rsp + 0x30], r9
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], 0
jmp 0x1400b1670
mov qword [rsp + 0x30], 8
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov rax, qword [r8]
mov qword [rsp + 0x20], rax
mov byte [rsp + 0x28], r9b
nop word [rax + rax]
lea r8, [rsp + 0x20]
mov rcx, rbx
call fcn.1400b13c0
nop
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400b16be
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b16b9
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b16b9
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
mov rax, rbx
add rsp, 0x50
pop rbx
ret
Function at 0x1400b16d0
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 0x20], rbx
push rbp
mov rbp, rsp
sub rsp, 0x80
mov rbx, rcx
mov qword [rbp - 0x10], rcx
xor r9d, r9d
cmp byte [r8 + 6], r9b
je 0x1400b1714
mov ecx, r9d
nop dword [rax]
nop word [rax + rax]
lea eax, [rcx - 0x75]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 5
jb 0x1400b1700
mov byte [r8 + 6], r9b
mov qword [rbp - 0x38], r9
lea rax, [r8 + 5]
cmp r8, rax
jne 0x1400b1733
mov qword [rbp - 0x28], r9
mov qword [rbp - 0x20], reloc.WS2_32.dll_ntohs
mov byte [rbp - 0x38], 0
jmp 0x1400b1755
mov qword [rbp - 0x28], 5
mov qword [rbp - 0x20], reloc.WS2_32.dll_ntohs
mov eax, dword [r8]
mov dword [rbp - 0x38], eax
movzx eax, byte [r8 + 4]
mov byte [rbp - 0x34], al
mov byte [rbp - 0x33], r9b
cmp byte [rdx + 0xa], 0
je 0x1400b1773
mov rcx, r9
nop
lea eax, [rcx - 0x75]
xor byte [rdx + rcx], al
inc rcx
cmp rcx, 9
jb 0x1400b1760
mov byte [rdx + 0xa], 0
mov qword [rbp - 0x58], r9
lea rax, [rdx + 9]
cmp rdx, rax
jne 0x1400b1792
mov qword [rbp - 0x48], r9
mov qword [rbp - 0x40], reloc.WS2_32.dll_ntohs
mov byte [rbp - 0x58], 0
jmp 0x1400b17c0
mov qword [rbp - 0x48], 9
mov qword [rbp - 0x40], reloc.WS2_32.dll_ntohs
movsd xmm0, qword [rdx]
movsd qword [rbp - 0x58], xmm0
movzx eax, byte [rdx + 8]
mov byte [rbp - 0x50], al
mov byte [rbp - 0x4f], 0
nop word [rax + rax]
lea r9, [rbp - 0x38]
lea r8, [rbp - 0x58]
movzx edx, byte [rbp - 0x60]
mov rcx, rbx
call fcn.1400b71f0
nop
mov rdx, qword [rbp - 0x40]
cmp rdx, 0x10
jb 0x1400b1814
inc rdx
mov rcx, qword [rbp - 0x58]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b180e
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b180e
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
nop
mov rdx, qword [rbp - 0x20]
cmp rdx, 0x10
jb 0x1400b1852
inc rdx
mov rcx, qword [rbp - 0x38]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b184d
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b184d
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
mov rax, rbx
mov rbx, qword [rsp + 0xa8]
add rsp, 0x80
pop rbp
ret
Function at 0x1400b1870
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x50
mov rbx, rcx
mov qword [rsp + 0x48], rcx
xor r9d, r9d
cmp byte [r8 + 0xa], r9b
je 0x1400b18a4
mov ecx, r9d
nop word [rax + rax]
lea eax, [rcx - 0x75]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 9
jb 0x1400b1890
mov byte [r8 + 0xa], r9b
mov qword [rsp + 0x20], r9
lea rax, [r8 + 9]
cmp r8, rax
jne 0x1400b18c7
mov qword [rsp + 0x30], r9
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], 0
jmp 0x1400b18f2
mov qword [rsp + 0x30], 9
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
movsd xmm0, qword [r8]
movsd qword [rsp + 0x20], xmm0
movzx eax, byte [r8 + 8]
mov byte [rsp + 0x28], al
mov byte [rsp + 0x29], r9b
lea r8, [rsp + 0x20]
mov rcx, rbx
call fcn.1400b13c0
nop
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400b1940
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b193b
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b193b
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
mov rax, rbx
add rsp, 0x50
pop rbx
ret
Function at 0x1400b1950
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 0x20], rbx
push rbp
mov rbp, rsp
sub rsp, 0x80
mov rbx, rcx
mov qword [rbp - 0x10], rcx
xor r9d, r9d
cmp byte [r8 + 0xb], r9b
je 0x1400b1994
mov ecx, r9d
nop dword [rax]
nop word [rax + rax]
lea eax, [rcx - 0x75]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 0xa
jb 0x1400b1980
mov byte [r8 + 0xb], r9b
mov qword [rbp - 0x38], r9
lea rax, [r8 + 0xa]
cmp r8, rax
jne 0x1400b19b3
mov qword [rbp - 0x28], r9
mov qword [rbp - 0x20], reloc.WS2_32.dll_ntohs
mov byte [rbp - 0x38], 0
jmp 0x1400b19e0
mov qword [rbp - 0x28], 0xa
mov qword [rbp - 0x20], reloc.WS2_32.dll_ntohs
movsd xmm0, qword [r8]
movsd qword [rbp - 0x38], xmm0
movzx eax, word [r8 + 8]
mov word [rbp - 0x30], ax
mov byte [rbp - 0x2e], r9b
nop word [rax + rax]
cmp byte [rdx + 0xb], 0
je 0x1400b1a03
mov rcx, r9
nop dword [rax]
lea eax, [rcx - 0x75]
xor byte [rdx + rcx], al
inc rcx
cmp rcx, 0xa
jb 0x1400b19f0
mov byte [rdx + 0xb], 0
mov qword [rbp - 0x58], r9
lea rax, [rdx + 0xa]
cmp rdx, rax
jne 0x1400b1a22
mov qword [rbp - 0x48], r9
mov qword [rbp - 0x40], reloc.WS2_32.dll_ntohs
mov byte [rbp - 0x58], 0
jmp 0x1400b1a50
mov qword [rbp - 0x48], 0xa
mov qword [rbp - 0x40], reloc.WS2_32.dll_ntohs
movsd xmm0, qword [rdx]
movsd qword [rbp - 0x58], xmm0
movzx eax, word [rdx + 8]
mov word [rbp - 0x50], ax
mov byte [rbp - 0x4e], 0
nop word [rax + rax]
lea r9, [rbp - 0x38]
lea r8, [rbp - 0x58]
movzx edx, byte [rbp - 0x60]
mov rcx, rbx
call fcn.1400b71f0
nop
mov rdx, qword [rbp - 0x40]
cmp rdx, 0x10
jb 0x1400b1aa4
inc rdx
mov rcx, qword [rbp - 0x58]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b1a9e
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b1a9e
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
nop
mov rdx, qword [rbp - 0x20]
cmp rdx, 0x10
jb 0x1400b1ae2
inc rdx
mov rcx, qword [rbp - 0x38]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b1add
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b1add
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
mov rax, rbx
mov rbx, qword [rsp + 0xa8]
add rsp, 0x80
pop rbp
ret
Function at 0x1400b1b00
Capabilities:
Encode data using xor

Disassembly:
push rbx
sub rsp, 0x50
mov rbx, rcx
mov qword [rsp + 0x48], rcx
xor r9d, r9d
cmp byte [r8 + 0xc], r9b
je 0x1400b1b34
mov ecx, r9d
nop word [rax + rax]
lea eax, [rcx - 0x75]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 0xb
jb 0x1400b1b20
mov byte [r8 + 0xc], r9b
mov qword [rsp + 0x20], r9
lea rax, [r8 + 0xb]
cmp r8, rax
jne 0x1400b1b57
mov qword [rsp + 0x30], r9
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
mov byte [rsp + 0x20], 0
jmp 0x1400b1b90
mov qword [rsp + 0x30], send
mov qword [rsp + 0x38], reloc.WS2_32.dll_ntohs
movsd xmm0, qword [r8]
movsd qword [rsp + 0x20], xmm0
movzx eax, word [r8 + 8]
mov word [rsp + 0x28], ax
movzx eax, byte [r8 + 0xa]
mov byte [rsp + 0x2a], al
mov byte [rsp + 0x2b], r9b
nop dword [rax]
lea r8, [rsp + 0x20]
mov rcx, rbx
call fcn.1400b13c0
nop
mov rdx, qword [rsp + 0x38]
cmp rdx, 0x10
jb 0x1400b1bde
inc rdx
mov rcx, qword [rsp + 0x20]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b1bd9
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b1bd9
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
mov rax, rbx
add rsp, 0x50
pop rbx
ret
Function at 0x1400b1bf0
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 0x20], rbx
push rbp
mov rbp, rsp
sub rsp, 0x80
mov rbx, rcx
mov qword [rbp - 0x10], rcx
xor r9d, r9d
cmp byte [r8 + 0xb], r9b
je 0x1400b1c34
mov ecx, r9d
nop dword [rax]
nop word [rax + rax]
lea eax, [rcx - 0x75]
xor byte [r8 + rcx], al
inc rcx
cmp rcx, 0xa
jb 0x1400b1c20
mov byte [r8 + 0xb], r9b
mov qword [rbp - 0x38], r9
lea rax, [r8 + 0xa]
cmp r8, rax
jne 0x1400b1c53
mov qword [rbp - 0x28], r9
mov qword [rbp - 0x20], reloc.WS2_32.dll_ntohs
mov byte [rbp - 0x38], 0
jmp 0x1400b1c80
mov qword [rbp - 0x28], 0xa
mov qword [rbp - 0x20], reloc.WS2_32.dll_ntohs
movsd xmm0, qword [r8]
movsd qword [rbp - 0x38], xmm0
movzx eax, word [r8 + 8]
mov word [rbp - 0x30], ax
mov byte [rbp - 0x2e], r9b
nop word [rax + rax]
cmp byte [rdx + 0xe], 0
je 0x1400b1ca3
mov rcx, r9
nop dword [rax]
lea eax, [rcx - 0x75]
xor byte [rdx + rcx], al
inc rcx
cmp rcx, 0xd
jb 0x1400b1c90
mov byte [rdx + 0xe], 0
mov qword [rbp - 0x58], r9
lea rax, [rdx + 0xd]
cmp rdx, rax
jne 0x1400b1cc2
mov qword [rbp - 0x48], r9
mov qword [rbp - 0x40], reloc.WS2_32.dll_ntohs
mov byte [rbp - 0x58], 0
jmp 0x1400b1cf0
mov qword [rbp - 0x48], reloc.WS2_32.dll_listen
mov qword [rbp - 0x40], reloc.WS2_32.dll_ntohs
movsd xmm0, qword [rdx]
movsd qword [rbp - 0x58], xmm0
mov eax, dword [rdx + 8]
mov dword [rbp - 0x50], eax
movzx eax, byte [rdx + 0xc]
mov byte [rbp - 0x4c], al
mov byte [rbp - 0x4b], 0
nop dword [rax]
lea r9, [rbp - 0x38]
lea r8, [rbp - 0x58]
movzx edx, byte [rbp - 0x60]
mov rcx, rbx
call fcn.1400b71f0
nop
mov rdx, qword [rbp - 0x40]
cmp rdx, 0x10
jb 0x1400b1d44
inc rdx
mov rcx, qword [rbp - 0x58]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b1d3e
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b1d3e
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
nop
mov rdx, qword [rbp - 0x20]
cmp rdx, 0x10
jb 0x1400b1d82
inc rdx
mov rcx, qword [rbp - 0x38]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b1d7d
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400b1d7d
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140111968
mov rax, rbx
mov rbx, qword [rsp + 0xa8]
add rsp, 0x80
pop rbp
ret

Function at 0x1400b9320
Capabilities:
Encode data using xor

Disassembly:
cmp byte [rcx + 0x44], 0
je 0x1400b9343
xor eax, eax
nop dword [rax + rax]
lea edx, [rax - 0x75]
xor byte [rax + rcx], dl
inc rax
cmp rax, 0x43
jb 0x1400b9330
mov byte [rcx + 0x44], 0
mov rax, rcx
ret

Function at 0x1400b9350
Capabilities:
Encode data using xor

Disassembly:
cmp byte [rcx + 0x47], 0
je 0x1400b9373
xor eax, eax
nop dword [rax + rax]
lea edx, [rax - 0x75]
xor byte [rax + rcx], dl
inc rax
cmp rax, 0x46
jb 0x1400b9360
mov byte [rcx + 0x47], 0
mov rax, rcx
ret
Function at 0x1400d8b00
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 0x1400d8b42
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 0x1400d8ce0
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 [0x140165088]
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 0x1400d8de7
lea rax, [0x1400d8b90]
cmp qword [rsi + rcx*8 + 0x4e8], rax
jne 0x1400d8de7
cmp qword [rbx], r13
je 0x1400d8d6e
test rdi, rdi
je 0x1400d8de7
mov rdx, 0xffffffffffffffff
xor r9d, r9d
mov r8, rdx
mov rcx, rbp
call fcn.1400e8260
cmp eax, 0xffffffff
je 0x1400d8de7
test al, 1
je 0x1400d8de7
mov rax, qword [rbx]
test rax, rax
jne 0x1400d8dc0
mov rax, qword [rsi]
mov ecx, dword [rax + 0xb70]
add ecx, ecx
movsxd rcx, ecx
mov qword [rbx + 8], rcx
call qword [fcn.14011286c]
mov rdi, qword [rbx + 8]
mov qword [rbx], rax
mov qword [rbx + 0x10], r13
mov qword [rbx + 0x18], r13
test rax, rax
je 0x1400d8de3
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 0x1400d8de7
add qword [rbx + 0x10], rcx
jmp 0x1400d8de7
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 0x1400d8e54
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, eax
cmp eax, 0x2733
jne 0x1400d8e20
mov dword [r14], 0x51
mov rax, r13
jmp 0x1400d8e57
mov r8d, 0x100
lea rdx, [rsp + 0x20]
mov ecx, ebx
call fcn.1400c2b90
mov rcx, qword [rsi]
lea rdx, str.Send_failure:__s
mov r8, rax
call fcn.1400d8780
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.140111fb0
add rsp, 0x138
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
pop rbx
ret

Function at 0x1400d94f0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub rsp, 0x28
cmp byte [rcx + 0x558], 0
je 0x1400d950d
call fcn.1400d2690
test eax, eax
jne 0x1400d9533
xor al, al
add rsp, 0x28
ret
mov rcx, qword [rcx + 0x4c0]
cmp rcx, 0xffffffffffffffff
je 0x1400d9506
mov r9d, 2
lea rdx, [rsp + 0x30]
lea r8d, [r9 - 1]
call qword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x1400d9506
mov al, 1
add rsp, 0x28
ret
Function at 0x1400db160
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 0x1400db470
Capabilities:
Get common file path

Disassembly:
push rbx
push rbp
push rdi
sub rsp, 0x20
mov rbx, rcx
xor ebp, ebp
lea rcx, str.kernel32
call qword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov rdi, rax
test rax, rax
jne 0x1400db49a
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
lea rdx, str.LoadLibraryExA
mov qword [rsp + 0x48], r14
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_GetProcAddress]
lea rdx, [0x140136878]
mov rcx, rbx
mov r14, rax
call qword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_strpbrk]
test rax, rax
je 0x1400db4fe
mov rcx, rbx
test r14, r14
je 0x1400db4e8
xor edx, edx
lea r8d, [rdx + 8]
call r14
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
call qword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
test r14, r14
je 0x1400db536
lea rdx, str.AddDllDirectory
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_GetProcAddress]
test rax, rax
je 0x1400db536
xor edx, edx
mov r8d, 0x800
mov rcx, rbx
call r14
mov r14, qword [rsp + 0x48]
mov rbp, rax
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret
xor edx, edx
mov qword [rsp + 0x50], r15
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov r15d, eax
test eax, eax
je 0x1400db5f8
mov qword [rsp + 0x40], rsi
mov rsi, 0xffffffffffffffff
mov rdx, rsi
nop
inc rdx
cmp byte [rbx + rdx], bpl
jne 0x1400db560
lea ecx, [rax + 1]
add rcx, rdx
call qword [fcn.14011286c]
mov rdi, rax
test rax, rax
je 0x1400db5ea
mov edx, r15d
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x1400db5ea
mov rax, rsi
cmp byte [rdi + rax + 1], bpl
lea rax, [rax + 1]
jne 0x1400db590
mov ecx, 0x5c
mov word [rax + rdi], cx
inc rsi
cmp byte [rdi + rsi], bpl
jne 0x1400db5a4
mov rcx, rdi
sub rcx, rbx
add rcx, rsi
nop word [rax + rax]
movzx eax, byte [rbx]
mov byte [rcx + rbx], al
lea rbx, [rbx + 1]
test al, al
jne 0x1400db5c0
mov rcx, rdi
test r14, r14
je 0x1400db5e1
xor edx, edx
lea r8d, [rdx + 8]
call r14
jmp 0x1400db5e7
call qword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov rbp, rax
mov rcx, rdi
call qword [fcn.140112866]
mov rsi, qword [rsp + 0x40]
mov r15, qword [rsp + 0x50]
mov rax, rbp
mov r14, qword [rsp + 0x48]
add rsp, 0x20
pop rdi
pop rbp
pop rbx
ret