Function at 0x140025ce0
Capabilities:
Get system information on windows
Make suspicious ntquerysysteminformation call
Parse pe header
Query environment variable
Resolve function by parsing pe exports

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
mov qword [rsp + 0x18], rdi
push rbp
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x37]
sub rsp, 0xa0
mov rax, qword [0x14003f010]
xor rax, rsp
mov qword [rbp + 0x2f], rax
mov r12, rdx
xor r13d, r13d
mov r14d, r13d
mov dword [rbp - 0x19], r13d
lea r9, [rbp - 0x19]
xor r8d, r8d
xor edx, edx
lea ecx, [rdx + 0xb]
call qword [sym.imp.ntdll.dll_NtQuerySystemInformation]
cmp eax, 0xc0000004
jne 0x140025d86
nop dword [rax + rax]
xor edx, edx
mov r8d, 0x8000
mov rcx, r14
call qword [sym.imp.KERNEL32.dll_VirtualFree]
mov edx, dword [rbp - 0x19]
xor ecx, ecx
lea r9d, [rcx + 4]
mov r8d, 0x3000
call qword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov r14, rax
lea r9, [rbp - 0x19]
mov r8d, dword [rbp - 0x19]
mov rdx, rax
mov ecx, 0xb
call qword [sym.imp.ntdll.dll_NtQuerySystemInformation]
cmp eax, 0xc0000004
je 0x140025d40
test eax, eax
js 0x14002606e
mov r15d, r13d
cmp dword [r14], r13d
jbe 0x14002606e
mov edi, 0x5a4d
nop
mov eax, r15d
imul rcx, rax, 0x128
lea rbx, [rcx + r14]
movzx eax, word [rbx + 0x2e]
add rax, rcx
lea rdx, [r14 + 0x30]
add rdx, rax
mov qword [rbp + 0xf], r13
mov qword [rbp + 0x1f], r13
mov qword [rbp + 0x27], 0xf
mov byte [rbp + 0xf], 0
mov r8, 0xffffffffffffffff
nop word [rax + rax]
inc r8
cmp byte [rdx + r8], 0
jne 0x140025de0
lea rcx, [rbp + 0xf]
call fcn.140001bd0
nop
lea rcx, [rbp + 0xf]
cmp qword [rbp + 0x27], 0x10
cmovae rcx, qword [rbp + 0xf]
lea rdx, [0x14002c9e0]
call qword [sym.imp.api_ms_win_crt_string_l1_1_0.dll__stricmp]
test eax, eax
jne 0x140026027
lea rdx, [rbx + 0x30]
mov qword [rbp - 0x11], r13
mov qword [rbp - 1], r13
mov qword [rbp + 7], 0xf
mov byte [rbp - 0x11], al
mov r8, 0xffffffffffffffff
inc r8
cmp byte [rdx + r8], 0
jne 0x140025e35
lea rcx, [rbp - 0x11]
call fcn.140001bd0
nop
lea rcx, str.SYSTEMROOT
call qword [sym.imp.api_ms_win_crt_environment_l1_1_0.dll_getenv]
mov qword [rbp - 0x39], r13
mov qword [rbp - 0x29], r13
mov qword [rbp - 0x21], 0xf
mov byte [rbp - 0x39], 0
mov r8, 0xffffffffffffffff
inc r8
cmp byte [rax + r8], 0
jne 0x140025e71
mov rdx, rax
lea rcx, [rbp - 0x39]
call fcn.140001bd0
nop
mov rcx, qword [rbp - 0x29]
mov rdx, qword [rbp - 0x21]
mov rax, rdx
sub rax, rcx
cmp rax, 1
jb 0x140025ebd
lea rax, [rcx + 1]
mov qword [rbp - 0x29], rax
lea rax, [rbp - 0x39]
cmp rdx, 0x10
cmovae rax, qword [rbp - 0x39]
mov word [rax + rcx], 0x5c
lea rbx, [rbp - 0x39]
jmp 0x140025ede
mov qword [rsp + 0x20], 1
lea r9, [0x14002c8f4]
mov edx, 1
lea rcx, [rbp - 0x39]
call fcn.140002150
mov rbx, rax
lea rcx, [rbp - 0x11]
call fcn.140001780
mov rcx, qword [rbx + 0x10]
cmp qword [rbx + 0x18], 0x10
jb 0x140025ef5
mov rbx, qword [rbx]
mov qword [rsp + 0x20], rcx
mov r9, rbx
mov rdx, rax
lea rcx, [rbp - 0x11]
call fcn.140001a20
nop
mov rdx, qword [rbp - 0x21]
cmp rdx, 0x10
jb 0x140025f45
inc rdx
mov rcx, qword [rbp - 0x39]
mov rax, rcx
cmp rdx, 0x1000
jb 0x140025f40
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x1400260ae
call fcn.140029f00
lea rcx, [rbp - 0x11]
cmp qword [rbp + 7], 0x10
cmovae rcx, qword [rbp - 0x11]
xor edx, edx
lea r8d, [rdx + 1]
call qword [sym.imp.KERNEL32.dll_LoadLibraryExA]
mov r11, rax
cmp word [rax], di
jne 0x1400260e1
movsxd rcx, dword [rax + 0x3c]
cmp dword [rcx + rax], 0x4550
jne 0x1400260e1
mov edx, dword [rcx + rax + 0x88]
test edx, edx
je 0x1400260e1
mov ebx, dword [rdx + rax + 0x1c]
lea rdi, [rax + rbx]
mov r9d, dword [rdx + rax + 0x20]
add r9, rax
mov esi, dword [rdx + rax + 0x24]
add rsi, rax
mov r10d, r13d
test ebx, ebx
je 0x140025fe7
nop dword [rax]
mov r8d, dword [r9]
add r8, r11
mov rax, r12
sub r8, r12
nop dword [rax]
movzx edx, byte [rax]
movzx ecx, byte [rax + r8]
sub edx, ecx
jne 0x140025fd3
inc rax
test ecx, ecx
jne 0x140025fc0
test edx, edx
je 0x1400260b5
inc r10d
add r9, 4
cmp r10d, ebx
jb 0x140025fb0
mov rdx, qword [rbp + 7]
cmp rdx, 0x10
jb 0x140026022
inc rdx
mov rcx, qword [rbp - 0x11]
mov rax, rcx
cmp rdx, 0x1000
jb 0x14002601d
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140026116
call fcn.140029f00
mov edi, 0x5a4d
mov rdx, qword [rbp + 0x27]
cmp rdx, 0x10
jb 0x140026062
inc rdx
mov rcx, qword [rbp + 0xf]
mov rax, rcx
cmp rdx, 0x1000
jb 0x14002605d
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140026178
call fcn.140029f00
inc r15d
cmp r15d, dword [r14]
jb 0x140025da0
xor edx, edx
mov r8d, 0x8000
mov rcx, r14
call qword [sym.imp.KERNEL32.dll_VirtualFree]
xor eax, eax
mov rcx, qword [rbp + 0x2f]
xor rcx, rsp
call fcn.140029ee0
lea r11, [rsp + 0xa0]
mov rbx, qword [r11 + 0x30]
mov rsi, qword [r11 + 0x38]
mov rdi, qword [r11 + 0x40]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rbp
ret
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
nop
movsxd rax, r10d
movzx ecx, word [rsi + rax*2]
mov ebx, dword [rdi + rcx*4]
mov eax, r15d
imul rcx, rax, 0x128
add rbx, qword [rcx + r14 + 0x18]
xor edx, edx
mov r8d, 0x8000
mov rcx, r14
call qword [sym.imp.KERNEL32.dll_VirtualFree]
jmp 0x1400260e4
mov rbx, r13
mov rdx, qword [rbp + 7]
cmp rdx, 0x10
jb 0x140026122
inc rdx
mov rcx, qword [rbp - 0x11]
mov rax, rcx
cmp rdx, 0x1000
jb 0x14002611d
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x14002611d
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140029f00
mov qword [rbp - 1], r13
mov qword [rbp + 7], 0xf
mov byte [rbp - 0x11], 0
mov rdx, qword [rbp + 0x27]
cmp rdx, 0x10
jb 0x140026170
inc rdx
mov rcx, qword [rbp + 0xf]
mov rax, rcx
cmp rdx, 0x1000
jb 0x14002616b
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x14002616b
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140029f00
mov rax, rbx
jmp 0x140026081
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3