Function at 0x140021a24
Capabilities:
Set environment variable

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
push rdi
push r12
push r13
push r14
push r15
sub rsp, 0x30
xor esi, esi
mov ebp, edx
mov r15, rcx
test rcx, rcx
jne 0x140021518
call fcn.140017ca8
mov dword [rax], 0x16
jmp 0x14002180e
mov edx, 0x3d
mov rdi, r15
call fcn.14000c794
mov r13, rax
test rax, rax
je 0x1400217fb
cmp rax, r15
je 0x1400217fb
mov r14, qword [0x1400408f8]
cmp r14, qword [0x140040900]
movzx r12d, word [rax + 2]
jne 0x140021561
mov rcx, r14
call fcn.14002192c
mov r14, rax
mov qword [0x1400408f8], rax
mov ebx, 1
test r14, r14
jne 0x14002163c
mov rax, qword [0x1400408f0]
test ebp, ebp
je 0x1400215cb
test rax, rax
je 0x1400215cb
call fcn.140019fb0
test rax, rax
jne 0x1400215a7
call fcn.140017ca8
mov dword [rax], 0x16
or rbp, 0xffffffffffffffff
mov rcx, r15
call fcn.14001b22c
mov eax, ebp
jmp 0x140021812
mov r14, qword [0x1400408f8]
cmp r14, qword [0x140040900]
jne 0x140021633
mov rcx, r14
call fcn.14002192c
mov r14, rax
mov qword [0x1400408f8], rax
jmp 0x140021633
test r12w, r12w
je 0x1400216f4
test rax, rax
jne 0x140021608
lea edx, [rax + 8]
mov rcx, rbx
call fcn.14001f490
xor ecx, ecx
mov qword [0x1400408f0], rax
call fcn.14001b22c
cmp qword [0x1400408f0], rsi
je 0x140021594
mov r14, qword [0x1400408f8]
test r14, r14
jne 0x14002163c
mov edx, 8
mov rcx, rbx
call fcn.14001f490
xor ecx, ecx
mov qword [0x1400408f8], rax
call fcn.14001b22c
mov r14, qword [0x1400408f8]
test r14, r14
je 0x140021594
test r14, r14
je 0x140021594
mov rax, qword [r14]
sub r13, r15
sar r13, 1
mov rbx, r14
test rax, rax
je 0x140021687
mov r8, r13
mov rdx, rax
mov rcx, r15
call fcn.140027b0c
test eax, eax
jne 0x140021675
mov rax, qword [rbx]
mov ecx, 0x3d
cmp word [rax + r13*2], cx
je 0x14002167e
cmp word [rax + r13*2], si
je 0x14002167e
add rbx, 8
mov rax, qword [rbx]
jmp 0x140021648
sub rbx, r14
sar rbx, 3
jmp 0x140021691
sub rbx, r14
sar rbx, 3
neg rbx
test rbx, rbx
js 0x1400216ee
cmp qword [r14], rsi
je 0x1400216ee
mov rcx, qword [r14 + rbx*8]
call fcn.14001b22c
test r12w, r12w
je 0x1400216bf
mov qword [r14 + rbx*8], r15
jmp 0x14002174f
mov rax, qword [r14 + rbx*8 + 8]
mov qword [r14 + rbx*8], rax
inc rbx
cmp qword [r14 + rbx*8], rsi
jne 0x1400216b3
mov r8d, 8
mov rdx, rbx
mov rcx, r14
call fcn.140023c9c
xor ecx, ecx
mov rbx, rax
call fcn.14001b22c
test rbx, rbx
je 0x140021752
mov qword [0x1400408f8], rbx
jmp 0x140021752
test r12w, r12w
jne 0x1400216fb
mov ebp, esi
jmp 0x140021598
neg rbx
lea rdx, [rbx + 2]
cmp rdx, rbx
jb 0x140021594
movabs rax, 0x1fffffffffffffff
cmp rdx, rax
jae 0x140021594
mov r8d, 8
mov rcx, r14
call fcn.140023c9c
xor ecx, ecx
mov r14, rax
call fcn.14001b22c
test r14, r14
je 0x140021594
mov qword [r14 + rbx*8], r15
mov qword [r14 + rbx*8 + 8], rsi
mov qword [0x1400408f8], r14
mov rdi, rsi
test ebp, ebp
je 0x1400217ef
or rbp, 0xffffffffffffffff
mov r14, rbp
inc r14
cmp word [r15 + r14*2], si
jne 0x140021761
mov edx, 2
add r14, rdx
mov rcx, r14
call fcn.14001f490
mov rbx, rax
test rax, rax
jne 0x14002178c
xor ecx, ecx
call fcn.14001b22c
jmp 0x1400217db
mov r8, r15
mov rdx, r14
mov rcx, rbx
call fcn.1400210a4
test eax, eax
jne 0x14002182f
neg r12w
mov word [rbx + r13*2], si
lea rax, [r13 + 1]
mov rcx, rbx
sbb rdx, rdx
lea rax, [rbx + rax*2]
and rdx, rax
call qword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
test eax, eax
jne 0x1400217e7
call fcn.140017ca8
mov rcx, rbx
mov dword [rax], 0x2a
call fcn.14001b22c
mov esi, ebp
mov rcx, rdi
call fcn.14001b22c
mov eax, esi
jmp 0x140021812
mov rcx, rbx
call fcn.14001b22c
mov rcx, rdi
call fcn.14001b22c
xor eax, eax
jmp 0x140021812
call fcn.140017ca8
mov rcx, r15
mov dword [rax], 0x16
call fcn.14001b22c
or rax, 0xffffffffffffffff
mov rbx, qword [rsp + 0x60]
mov rbp, qword [rsp + 0x68]
mov rsi, qword [rsp + 0x70]
add rsp, 0x30
pop r15
pop r14
pop r13
pop r12
pop rdi
ret
xor r9d, r9d
mov qword [rsp + 0x20], rsi
xor r8d, r8d
xor edx, edx
xor ecx, ecx
call fcn.14001b1e4
int3
jmp 0x1400214e0