joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400c5fc0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rdi
push r14
sub rsp, 0x20
mov eax, dword [rcx + 0x18]
mov rbx, rcx
mov ebp, r8d
mov r14, rdx
lea ecx, [rax + rax]
mov eax, dword [rbx + 0x20]
add rax, 0x18
add rcx, rax
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rdi, rax
test rax, rax
jne 0x1400c6002
mov rbx, qword [rsp + 0x50]
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
lea rcx, [rax + 0x18]
mov qword [rax], rbx
mov qword [rax + 8], rcx
mov eax, dword [rbx + 0x18]
add rax, rcx
mov qword [rsp + 0x48], rsi
mov qword [rdi + 0x10], rax
cmp ebp, dword [rbx + 0x1c]
jbe 0x1400c6049
call qword [rbx]
mov rcx, qword [rdi + 8]
mov r8d, ebp
mov rdx, r14
call qword [rbx + reloc.WS2_32.dll_htonl]
mov r14d, dword [rbx + 0x18]
add r14, qword [rdi + 0x10]
mov rdx, qword [rdi + 8]
mov rcx, r14
call qword [rbx + reloc.WS2_32.dll_recv]
mov rcx, qword [rdi + 8]
mov ebp, dword [rbx + 0x20]
call qword [rbx]
mov rcx, qword [rdi + 0x10]
call qword [rbx]
xor esi, esi
test rbp, rbp
je 0x1400c60a2
mov rsi, rbp
nop dword [rax + rax]
movzx eax, byte [r14]
lea rdx, [rsp + 0x40]
xor al, 0x36
mov r8d, 1
mov byte [rsp + 0x40], al
mov rcx, qword [rdi + 8]
call qword [rbx + reloc.WS2_32.dll_htonl]
movzx eax, byte [r14]
lea rdx, [rsp + 0x40]
xor al, 0x5c
lea r14, [r14 + 1]
mov byte [rsp + 0x40], al
mov r8d, 1
mov rcx, qword [rdi + 0x10]
call qword [rbx + reloc.WS2_32.dll_htonl]
sub rbp, 1
jne 0x1400c6060
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x1400c60e3
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x1401416e2]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x1401416e3]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x1400c60b0
mov rsi, qword [rsp + 0x48]
mov rax, rdi
mov rbx, qword [rsp + 0x50]
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x1400d75e0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push rbx
push rbp
push rdi
sub rsp, 0x50
mov rax, qword [rcx + 8]
mov ebp, r8d
mov ecx, 0x3e80000
mov rbx, qword [rax + 0x2f0]
mov rax, qword [rdx + 0x80]
movzx edx, word [rdx + 0x68]
movzx edi, word [rax + 0x18]
mov eax, 0x40000
shl edi, 0x10
cmp edi, eax
cmovl edi, eax
shl edx, 0x10
call fcn.1400c6690
mov dword [rsp + 0x24], eax
mov ecx, eax
cmp eax, 0x28f
jge 0x1400d7636
xor eax, eax
add rsp, 0x50
pop rdi
pop rbp
pop rbx
ret
mov eax, dword [rbx + 0x24]
mov qword [rsp + 0x80], rsi
mov esi, dword [rbx + 0x28]
mov qword [rsp + 0x48], r12
mov r12d, dword [rbx + 0x3c]
mov qword [rsp + 0x40], r13
mov r13d, dword [rbx + 0x38]
mov dword [rsp + 0x88], eax
mov eax, dword [rbx + 0x2c]
mov qword [rsp + 0x38], r14
mov r14d, dword [rbx + 0x40]
mov dword [rsp + 0x70], eax
mov eax, dword [rbx + 0x34]
mov qword [rsp + 0x30], r15
mov r15d, dword [rbx + 0x30]
mov dword [rsp + 0x78], eax
mov dword [rsp + 0x20], r12d
test ebp, ebp
jg 0x1400d768d
mov ebp, 0x4b0000
jmp 0x1400d769b
shl ebp, 0x10
mov edx, ecx
mov ecx, ebp
call fcn.1400c8ad0
mov ebp, eax
bsr ecx, ebp
bsr eax, edi
shl r12d, 0x10
add eax, ecx
cmp eax, 0x2e
jl 0x1400d76b1
mov eax, r12d
jmp 0x1400d76ba
mov edx, edi
mov ecx, ebp
call fcn.1400c8ad0
mov r9d, dword [rsp + 0x88]
mov ecx, r9d
shl ecx, 0x10
cmp eax, ecx
jge 0x1400d76d6
shl esi, 0x10
mov ecx, esi
jmp 0x1400d77c5
mov r8d, dword [rsp + 0x70]
mov edx, r8d
shl edx, 0x10
mov dword [rsp + 0x88], edx
cmp eax, edx
jge 0x1400d7734
mov ebx, r8d
mov edx, edi
sub ebx, r9d
call fcn.1400c6690
mov ecx, ebp
sub ecx, eax
test ebx, ebx
je 0x1400d7724
sub r15d, esi
mov r8d, ebx
mov edx, r15d
call fcn.1400c89a0
shl esi, 0x10
mov edx, edi
mov ecx, esi
mov ebx, eax
call fcn.1400c6690
add ebx, eax
jmp 0x1400d77ce
mov esi, dword [rsp + 0x78]
mov ebx, esi
mov r8d, dword [rsp + 0x70]
shl ebx, 0x10
jmp 0x1400d7741
mov esi, dword [rsp + 0x78]
mov ebx, esi
shl ebx, 0x10
cmp eax, ebx
jge 0x1400d7780
mov ecx, dword [rsp + 0x88]
mov r12d, esi
mov edx, edi
sub r12d, r8d
call fcn.1400c6690
mov ecx, ebp
sub ecx, eax
test r12d, r12d
je 0x1400d7785
sub r13d, r15d
mov r8d, r12d
mov edx, r13d
call fcn.1400c89a0
shl r15d, 0x10
mov edx, edi
mov ecx, r15d
mov ebx, eax
call fcn.1400c6690
add ebx, eax
jmp 0x1400d77ce
cmp eax, r12d
jge 0x1400d77be
mov r15d, dword [rsp + 0x20]
mov edx, edi
mov ecx, ebx
call fcn.1400c6690
sub ebp, eax
sub r15d, esi
je 0x1400d77be
sub r14d, r13d
mov r8d, r15d
mov edx, r14d
mov ecx, ebp
call fcn.1400c89a0
shl r13d, 0x10
mov edx, edi
mov ecx, r13d
mov ebx, eax
call fcn.1400c6690
add ebx, eax
jmp 0x1400d77ce
shl r14d, 0x10
mov ecx, r14d
mov edx, edi
call fcn.1400c6690
mov ebx, eax
mov edx, dword [rsp + 0x24]
mov ecx, ebx
mov r15, qword [rsp + 0x30]
mov r14, qword [rsp + 0x38]
mov r13, qword [rsp + 0x40]
mov r12, qword [rsp + 0x48]
mov rsi, qword [rsp + 0x80]
add rsp, 0x50
pop rdi
pop rbp
pop rbx
jmp fcn.1400c6690
Function at 0x140123810
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push r14
sub rsp, 0x250
mov rax, qword [0x14017f0c0]
xor rax, rsp
mov qword [rsp + 0x240], rax
mov eax, dword [rcx + 0x58]
lea rbx, [rsp + 0x30]
mov dword [rsp + 0x40], eax
mov ebp, r9d
mov eax, dword [rcx + 0x5c]
mov rsi, rcx
mov dword [rsp + 0x44], eax
mov eax, dword [rsp + 0x290]
mov dword [rsp + 0x34], eax
mov dword [rsp + 0x38], edx
mov dword [rsp + 0x3c], r8d
mov dword [rsp + 0x30], r9d
mov qword [rsp + 0x278], rdi
nop dword [rax]
mov r10d, dword [rbx + 0x14]
mov eax, r10d
mov r14d, dword [rbx + 4]
cmp r10d, r14d
mov r9d, dword [rbx + 0xc]
cmovg eax, r14d
cmp r9d, eax
jl 0x1401239ac
cmp r10d, r14d
mov eax, r14d
cmovg eax, r10d
cmp r9d, eax
jg 0x1401239ac
cmp r10d, r14d
jne 0x1401238b0
sub rbx, 0x10
jmp 0x1401239f4
mov edx, dword [rsi + 0x88]
xor r9d, r9d
cmp r10d, r14d
setge r9b
inc r9d
cmp edx, r9d
je 0x140123922
mov eax, dword [rsi + 4]
mov ecx, eax
mov r8d, dword [rsi + 8]
neg ecx
cmp r10d, r14d
jge 0x1401238e4
dec eax
add eax, r10d
and eax, ecx
sub eax, r10d
jmp 0x1401238ec
and ecx, r10d
mov eax, r10d
sub eax, ecx
cmp eax, r8d
setge r11b
test edx, edx
je 0x14012390b
movzx edx, r11b
mov rcx, rsi
call fcn.1401249c0
test al, al
jne 0x140123a05
movzx r8d, r11b
mov edx, r9d
mov rcx, rsi
call fcn.140125030
test al, al
jne 0x140123a05
mov edx, dword [rsi + 0x64]
lea r9, [0x140125390]
mov ecx, dword [rsi + 0x60]
mov r8, rbx
cmp r10d, r14d
jge 0x14012394e
mov dword [rsp + 0x28], edx
mov edx, 2
mov dword [rsp + 0x20], ecx
mov rcx, rsi
call fcn.140123690
jmp 0x1401239a2
mov eax, dword [rbx + 4]
neg ecx
movzx edi, byte [rsi + 0x6a]
neg eax
mov dword [rbx + 4], eax
neg edx
mov eax, dword [rbx + 0xc]
neg eax
mov dword [rsp + 0x28], ecx
mov dword [rbx + 0xc], eax
mov rcx, rsi
mov eax, dword [rbx + 0x14]
neg eax
mov dword [rsp + 0x20], edx
mov edx, 2
mov dword [rbx + 0x14], eax
call fcn.140123690
test dil, dil
je 0x14012399a
cmp byte [rsi + 0x6a], 0
jne 0x14012399a
mov rdx, qword [rsi + 0x70]
mov ecx, dword [rdx + 0x20]
neg ecx
mov dword [rdx + 0x20], ecx
mov ecx, dword [rbx + 4]
neg ecx
mov dword [rbx + 4], ecx
test al, al
jne 0x140123a05
sub rbx, 0x10
jmp 0x1401239f4
mov eax, dword [rbx + 8]
mov ecx, dword [rbx + 0x10]
mov dword [rbx + 0x20], ecx
add ecx, eax
mov dword [rbx + 0x24], r10d
lea edx, [rax + rbp]
mov eax, ecx
sar eax, 1
mov dword [rbx + 0x18], eax
lea eax, [rcx + rdx]
sar eax, 2
lea ecx, [r10 + r9]
mov dword [rbx + 0x10], eax
mov eax, ecx
sar edx, 1
sar eax, 1
mov dword [rbx + 8], edx
lea edx, [r14 + r9]
mov dword [rbx + 0x1c], eax
lea eax, [rcx + rdx]
sar eax, 2
sar edx, 1
mov dword [rbx + 0x14], eax
mov dword [rbx + 0xc], edx
add rbx, 0x10
lea rax, [rsp + 0x30]
cmp rbx, rax
jb 0x140123a09
mov ebp, dword [rbx]
jmp 0x140123870
mov al, 1
jmp 0x140123a12
mov dword [rsi + 0x58], ebp
xor al, al
mov dword [rsi + 0x5c], r14d
mov rdi, qword [rsp + 0x278]
mov rcx, qword [rsp + 0x240]
xor rcx, rsp
call fcn.14012f410
mov rbx, qword [rsp + 0x280]
add rsp, 0x250
pop r14
pop rsi
pop rbp
ret
Function at 0x140129d60
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 0x140129d7c
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 0x140129dd0
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 0x140129ef5
mov rax, qword [rsp + 0x70]
cmp rax, 0x7fffffff
jg 0x140129ef5
test rax, rax
je 0x140129ef5
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 0x140129ef5
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 0x140129e6a
lea rax, [0x140129f50]
jmp 0x140129ec3
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 0x140129ef5
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 0x140129ee3
add edi, dword [rsp + 0x60]
cmp edi, dword [rbx + 8]
jne 0x140129e90
lea rax, [0x140129f20]
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 0x140129f0a
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 0x14012ac50
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov r9, rdx
test rdx, rdx
jne 0x14012ac5b
xor eax, eax
ret
lea r11, [0x14015cf30]
not ecx
cmp r8d, 8
jb 0x14012ad31
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 0x14012ac80
test r8d, r8d
je 0x14012ad5d
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 0x14012ad40
not ecx
mov eax, ecx
ret
Function at 0x14012f960
Capabilities:
Parse pe header

Disassembly:
sub rsp, 0x28
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test rax, rax
je 0x14012f9aa
mov ecx, 0x5a4d
cmp word [rax], cx
jne 0x14012f9aa
movsxd rcx, dword [rax + 0x3c]
add rcx, rax
cmp dword [rcx], 0x4550
jne 0x14012f9aa
mov eax, 0x20b
cmp word [rcx + 0x18], ax
jne 0x14012f9aa
cmp dword [rcx + 0x84], 0xe
jbe 0x14012f9aa
cmp dword [rcx + 0xf8], 0
setne al
jmp 0x14012f9ac
xor al, al
add rsp, 0x28
ret
Function at 0x14024d460
Capabilities:
Write file on windows

Disassembly:
push rbx
push rdi
push r15
sub rsp, 0x20
cmp qword [rcx + 0x68], 0
mov rbx, r8
mov r15, rdx
mov rdi, rcx
je 0x14024d488
add rsp, 0x20
pop r15
pop rdi
pop rbx
jmp qword [sym.imp.MSVCP140.dll_protected_virtual:_long_long___int64____cdecl_std::basic_streambuf_char__struct_std::char_traits_char__::xsputn_char_const____ptr64__long_long___int64_____ptr64]
mov rax, qword [rcx + 0x40]
mov qword [rsp + 0x40], rbp
mov qword [rsp + 0x48], rsi
mov rsi, rbx
mov qword [rsp + 0x58], r14
mov r9, qword [rax]
test r9, r9
je 0x14024d4ae
mov rax, qword [rcx + 0x58]
mov ecx, dword [rax]
jmp 0x14024d4b0
xor ecx, ecx
movsxd rbp, ecx
test rbx, rbx
jle 0x14024d509
test ecx, ecx
jle 0x14024d4e9
cmp rbx, rbp
mov rcx, r9
cmovl rbp, rbx
mov r8, rbp
call sub.VCRUNTIME140.dll_memcpy
mov rax, qword [rdi + 0x58]
add r15, rbp
sub rbx, rbp
sub dword [rax], ebp
mov rcx, qword [rdi + 0x40]
movsxd rax, ebp
add qword [rcx], rax
test rbx, rbx
jle 0x14024d509
mov r9, qword [rdi + 0x80]
test r9, r9
je 0x14024d509
mov r8, rbx
mov edx, 1
mov rcx, r15
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
sub rbx, rax
mov r14, qword [rsp + 0x58]
sub rsi, rbx
mov rbp, qword [rsp + 0x40]
mov rax, rsi
mov rsi, qword [rsp + 0x48]
add rsp, 0x20
pop r15
pop rdi
pop rbx
ret

Function at 0x14024d530
Capabilities:
Read file on windows

Disassembly:
push rbp
push rsi
push r14
sub rsp, 0x30
mov rbp, r8
mov r14, rdx
mov rsi, rcx
test r8, r8
jg 0x14024d552
xor eax, eax
add rsp, 0x30
pop r14
pop rsi
pop rbp
ret
cmp qword [rcx + 0x68], 0
je 0x14024d568
add rsp, 0x30
pop r14
pop rsi
pop rbp
jmp qword [sym.imp.MSVCP140.dll_protected_virtual:_long_long___int64____cdecl_std::basic_streambuf_char__struct_std::char_traits_char__::xsgetn_char____ptr64__long_long___int64_____ptr64]
mov rax, qword [rcx + 0x38]
mov qword [rsp + 0x28], rbx
mov rbx, rbp
mov rdx, qword [rax]
test rdx, rdx
je 0x14024d584
mov rax, qword [rcx + 0x50]
mov ecx, dword [rax]
jmp 0x14024d586
xor ecx, ecx
movsxd rax, ecx
test ecx, ecx
je 0x14024d5c2
mov qword [rsp + 0x20], rdi
cmp rax, rbp
mov rdi, rbp
mov rcx, r14
cmovb rdi, rax
mov r8, rdi
call sub.VCRUNTIME140.dll_memcpy
mov rax, qword [rsi + 0x50]
add r14, rdi
sub rbx, rdi
sub dword [rax], edi
mov rcx, qword [rsi + 0x38]
movsxd rax, edi
mov rdi, qword [rsp + 0x20]
add qword [rcx], rax
cmp qword [rsi + 0x80], 0
je 0x14024d65e
mov r8, qword [rsi + 0x18]
lea rax, [rsi + 0x70]
cmp qword [r8], rax
jne 0x14024d5fd
mov rcx, qword [rsi + 0x88]
mov rdx, qword [rsi + 0x90]
mov qword [r8], rcx
sub edx, ecx
mov rax, qword [rsi + 0x38]
mov qword [rax], rcx
mov rax, qword [rsi + 0x50]
mov dword [rax], edx
cmp rbx, 0xfff
jbe 0x14024d63e
nop word [rax + rax]
mov r9, qword [rsi + 0x80]
mov edx, 1
mov r8d, 0xfff
mov rcx, r14
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
add r14, rax
sub rbx, rax
cmp rax, 0xfff
jne 0x14024d65e
cmp rbx, rax
ja 0x14024d610
test rbx, rbx
je 0x14024d65e
mov r9, qword [rsi + 0x80]
mov r8, rbx
mov edx, 1
mov rcx, r14
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
sub rbx, rax
sub rbp, rbx
mov rbx, qword [rsp + 0x28]
mov rax, rbp
add rsp, 0x30
pop r14
pop rsi
pop rbp
ret
Function at 0x14024dac0
Capabilities:
Write file on windows

Disassembly:
mov qword [rsp + 0x20], rbx
push rdi
sub rsp, 0x80
mov rax, qword [0x14027e180]
xor rax, rsp
mov qword [rsp + 0x78], rax
mov edi, edx
mov rbx, rcx
cmp edx, 0xffffffff
jne 0x14024daed
xor eax, eax
jmp 0x14024dc59
mov rax, qword [rcx + 0x40]
mov rdx, qword [rax]
test rdx, rdx
je 0x14024db27
mov rax, qword [rcx + 0x58]
movsxd r8, dword [rax]
lea rcx, [rdx + r8]
cmp rdx, rcx
jae 0x14024db27
lea ecx, [r8 - 1]
mov dword [rax], ecx
mov eax, edi
mov rdx, qword [rbx + 0x40]
mov r8, qword [rdx]
lea rcx, [r8 + 1]
mov qword [rdx], rcx
mov byte [r8], dil
jmp 0x14024dc59
cmp qword [rbx + 0x80], 0
mov qword [rsp + 0xa0], rsi
je 0x14024dc4c
mov r8, qword [rbx + 0x18]
lea rax, [rbx + 0x70]
cmp qword [r8], rax
jne 0x14024db6a
mov rcx, qword [rbx + 0x88]
mov rdx, qword [rbx + 0x90]
mov qword [r8], rcx
sub edx, ecx
mov rax, qword [rbx + 0x38]
mov qword [rax], rcx
mov rax, qword [rbx + 0x50]
mov dword [rax], edx
mov rcx, qword [rbx + 0x68]
test rcx, rcx
jne 0x14024db95
mov rdx, qword [rbx + 0x80]
movsx ecx, dil
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fputc]
mov ecx, 0xffffffff
cmp eax, ecx
cmovne ecx, edi
mov eax, ecx
jmp 0x14024dc51
lea rax, [rsp + 0x40]
mov byte [rsp + 0x50], dil
mov qword [rsp + 0x38], rax
lea rdx, [rbx + 0x74]
lea rax, [rsp + 0x78]
mov qword [rsp + 0x30], rax
lea r9, [rsp + 0x51]
lea rax, [rsp + 0x58]
mov qword [rsp + 0x28], rax
lea r8, [rsp + 0x50]
lea rax, [rsp + 0x48]
mov qword [rsp + 0x20], rax
call qword [sym.imp.MSVCP140.dll_public:_int___cdecl_std::codecvt_char__char__struct__Mbstatet_::out_struct__Mbstatet____ptr64__char_const____ptr64__char_const____ptr64__char_const____ptr64____ptr64__char____ptr64__char____ptr64__char____ptr64____ptr64_const___ptr64]
test eax, eax
je 0x14024dc04
sub eax, 1
je 0x14024dc04
cmp eax, 2
jne 0x14024dc4c
movsx ecx, byte [rsp + 0x50]
mov rdx, qword [rbx + 0x80]
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fputc]
mov ecx, 0xffffffff
cmp eax, ecx
cmovne ecx, edi
mov eax, ecx
jmp 0x14024dc51
mov rsi, qword [rsp + 0x40]
lea rax, [rsp + 0x58]
sub rsi, rax
je 0x14024dc32
mov r9, qword [rbx + 0x80]
lea rcx, [rsp + 0x58]
mov r8, rsi
mov edx, 1
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
cmp rsi, rax
jne 0x14024dc4c
lea rax, [rsp + 0x50]
mov byte [rbx + 0x71], 1
cmp qword [rsp + 0x48], rax
mov ecx, 0xffffffff
cmovne ecx, edi
mov eax, ecx
jmp 0x14024dc51
mov eax, 0xffffffff
mov rsi, qword [rsp + 0xa0]
mov rcx, qword [rsp + 0x78]
xor rcx, rsp
call fcn.14026ce80
mov rbx, qword [rsp + 0xa8]
add rsp, 0x80
pop rdi
ret
Function at 0x14024eb60
Capabilities:
Write file on windows

Disassembly:
push rbx
sub rsp, 0x60
mov rax, qword [0x14027e180]
xor rax, rsp
mov qword [rsp + 0x58], rax
cmp qword [rcx + 0x68], 0
mov rbx, rcx
je 0x14024ec33
cmp byte [rcx + 0x71], 0
je 0x14024ec33
mov rax, qword [rcx]
mov edx, 0xffffffff
mov qword [rsp + 0x78], rdi
call qword [rax + 0x18]
cmp eax, 0xffffffff
je 0x14024ec2f
mov rcx, qword [rbx + 0x68]
lea rax, [rsp + 0x30]
lea rdx, [rbx + 0x74]
mov qword [rsp + 0x20], rax
lea r9, [rsp + 0x58]
lea r8, [rsp + 0x38]
call qword [sym.imp.MSVCP140.dll_public:_int___cdecl_std::codecvt_char__char__struct__Mbstatet_::unshift_struct__Mbstatet____ptr64__char____ptr64__char____ptr64__char____ptr64____ptr64_const___ptr64]
test eax, eax
je 0x14024ebf4
sub eax, 1
je 0x14024ebf8
cmp eax, 2
jne 0x14024ec2f
mov byte [rbx + 0x71], 0
mov al, 1
mov rdi, qword [rsp + 0x78]
mov rcx, qword [rsp + 0x58]
xor rcx, rsp
call fcn.14026ce80
add rsp, 0x60
pop rbx
ret
mov byte [rbx + 0x71], 0
mov rdi, qword [rsp + 0x30]
lea rax, [rsp + 0x38]
sub rdi, rax
je 0x14024ec26
mov r9, qword [rbx + 0x80]
lea rcx, [rsp + 0x38]
mov r8, rdi
mov edx, 1
call qword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
cmp rdi, rax
jne 0x14024ec2f
cmp byte [rbx + 0x71], 0
sete al
jmp 0x14024ebdc
xor al, al
jmp 0x14024ebdc
mov al, 1
mov rcx, qword [rsp + 0x58]
xor rcx, rsp
call fcn.14026ce80
add rsp, 0x60
pop rbx
ret
Function at 0x140255160
Capabilities:
Get system information on windows

Disassembly:
sub rsp, 0x58
lea rcx, [rsp + 0x20]
call qword [sym.imp.KERNEL32.dll_GetSystemInfo]
mov eax, dword [rsp + 0x24]
mov qword [section..data], rax
cmp rax, 0x10
jae 0x140255185
call fcn.140254c30
mov edx, 0x10
lea rcx, [0x14027e7e0]
call fcn.140254c60
xor eax, eax
add rsp, 0x58
ret

Function at 0x1402553e0
Capabilities:
Generate random numbers via rtlgenrandom

Disassembly:
mov qword [rsp + 8], rbx
push rdi
sub rsp, 0x20
mov rbx, rdx
mov rdi, rcx
call fcn.140255460
mov eax, 0xffffffff
cmp rbx, rax
jbe 0x140255404
call fcn.140254c30
mov edx, ebx
mov rcx, rdi
call sub.ADVAPI32.dll_SystemFunction036
test al, al
jne 0x140255417
call fcn.140254c30
mov rbx, qword [rsp + 0x30]
add rsp, 0x20
pop rdi
ret
Function at 0x140255470
Capabilities:
Encode data using xor
Encrypt data using salsa20 or chacha

Disassembly:
mov qword [rsp + 8], rcx
push rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
sub rsp, 0x18
mov rax, rdx
test r9, r9
jne 0x1402554a6
mov ebx, 0x79622d32
mov r10d, 0x61707865
mov r11d, 0x3320646e
mov r9d, 0x6b206574
jmp 0x1402554b5
mov r10d, dword [r9]
mov r11d, dword [r9 + 4]
mov ebx, dword [r9 + 8]
mov r9d, dword [r9 + 0xc]
mov ecx, dword [r8 + 0x18]
mov edx, dword [r8 + 0x14]
mov r14d, dword [r8]
mov r15d, dword [r8 + 4]
mov r12d, dword [r8 + 8]
mov ebp, dword [r8 + 0xc]
mov r13d, dword [r8 + 0x10]
mov edi, dword [rax + 8]
mov esi, dword [rax + 0xc]
mov dword [rsp + 0x68], ecx
mov ecx, dword [r8 + 0x1c]
mov r8d, dword [rax + 4]
mov dword [rsp + 0x78], edx
mov edx, dword [rax]
mov dword [rsp + 0x70], ecx
mov ecx, dword [rsp + 0x78]
mov qword [rsp + 8], 0xa
nop dword [rax]
lea eax, [rcx + r10]
rol eax, 7
xor ebp, eax
lea eax, [r10 + rbp]
rol eax, 9
xor edi, eax
lea eax, [rdi + rbp]
rol eax, 0xd
xor ecx, eax
lea eax, [rdi + rcx]
ror eax, 0xe
xor r10d, eax
lea eax, [r14 + r11]
rol eax, 7
xor esi, eax
lea eax, [rsi + r11]
rol eax, 9
xor dword [rsp + 0x68], eax
mov eax, dword [rsp + 0x68]
add eax, esi
rol eax, 0xd
xor r14d, eax
mov eax, dword [rsp + 0x68]
add eax, r14d
ror eax, 0xe
xor r11d, eax
lea eax, [rdx + rbx]
rol eax, 7
xor dword [rsp + 0x70], eax
mov eax, dword [rsp + 0x70]
add eax, ebx
rol eax, 9
xor r15d, eax
mov eax, dword [rsp + 0x70]
add eax, r15d
rol eax, 0xd
xor edx, eax
lea eax, [rdx + r15]
ror eax, 0xe
xor ebx, eax
lea eax, [r9 + r13]
rol eax, 7
xor r12d, eax
lea eax, [r12 + r9]
rol eax, 9
xor r8d, eax
lea eax, [r8 + r12]
rol eax, 0xd
xor r13d, eax
lea eax, [r8 + r13]
ror eax, 0xe
xor r9d, eax
lea eax, [r12 + r10]
rol eax, 7
xor r14d, eax
mov dword [rsp], r14d
lea eax, [r14 + r10]
rol eax, 9
xor r15d, eax
lea eax, [r15 + r14]
rol eax, 0xd
xor r12d, eax
lea eax, [r12 + r15]
ror eax, 0xe
xor r10d, eax
lea eax, [r11 + rbp]
rol eax, 7
xor edx, eax
lea eax, [rdx + r11]
rol eax, 9
xor r8d, eax
lea eax, [r8 + rdx]
rol eax, 0xd
xor ebp, eax
lea eax, [r8 + rbp]
ror eax, 0xe
xor r11d, eax
lea eax, [rsi + rbx]
rol eax, 7
xor r13d, eax
lea eax, [rbx + r13]
mov r14d, dword [rsp + 0x70]
rol eax, 9
xor edi, eax
lea eax, [rdi + r13]
rol eax, 0xd
xor esi, eax
lea eax, [rsi + rdi]
ror eax, 0xe
xor ebx, eax
mov eax, dword [rsp + 0x70]
add eax, r9d
rol eax, 7
xor ecx, eax
lea eax, [rcx + r9]
rol eax, 9
xor dword [rsp + 0x68], eax
mov eax, dword [rsp + 0x68]
add eax, ecx
rol eax, 0xd
xor r14d, eax
mov eax, dword [rsp + 0x68]
add eax, r14d
mov dword [rsp + 0x70], r14d
mov r14d, dword [rsp]
ror eax, 0xe
xor r9d, eax
sub qword [rsp + 8], 1
jne 0x140255500
mov rcx, qword [rsp + 0x60]
xor eax, eax
mov dword [rcx], r10d
mov dword [rcx + 4], r11d
mov dword [rcx + 8], ebx
mov dword [rcx + 0xc], r9d
mov dword [rcx + 0x10], edx
mov dword [rcx + 0x14], r8d
mov dword [rcx + 0x18], edi
mov dword [rcx + 0x1c], esi
add rsp, 0x18
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
pop rbx
ret