joyce8/EMBER2024-capa huggingface dataset:
Function at 0x56de70
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x71a06c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x104]
push esi
push edi
push 0x80
push 0
push eax
mov dword [ebp - 0x908], ebx
call fcn.00507e90
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.00507e90
mov esi, dword [ebx + 0x134]
mov edi, dword [ebx + 0xc]
mov dword [ebp - 0x90c], edi
mov eax, dword [esi + 0x1eb8]
sub eax, dword [esi + 0x1eb4]
add eax, 2
push eax
lea eax, [esi + 0x1cb4]
push eax
push 0x3c
push ebx
call fcn.0056d3d0
mov eax, dword [esi + 0x1eb4]
add esp, 0x28
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb4], eax
cmp cl, 0x18
je 0x56e058
cmp cl, 0x23
je 0x56e032
cmp cl, 0x27
jne 0x56e0e6
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.0054abb0
mov esi, dword [esi + 0x1cb0]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x56dfd1
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x56df57
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x56dfbf
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.004daf1b
add esp, 0x10
test eax, eax
je 0x56dfbf
lea eax, [ebp - 0x84]
push eax
push 1
lea eax, [ebp - 0x104]
push eax
push 0
mov eax, 0x800
sub eax, edi
push str._c_s_c_s
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.0054abb0
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x56df50
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push str._c_c
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.0054abb0
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x904]
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x56e02c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.005472e0
add esp, 0xc
push edi
jmp 0x56e0d4
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x56e040
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x56e079
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x56e063
push 0xf0
push 0xff
push edx
push 0
push 0x18
push 0xfa
push 0xff
push str._c_c_c_c_s_c_c
sub ecx, esi
lea eax, [ebp - 0x904]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.0054abb0
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x56e0d0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.005472e0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.0056d3d0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
Function at 0x56edb0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x71a06c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov eax, dword [ebx + 0xc]
mov edi, dword [eax + 0x300]
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [edi + 0x13c]
lea esi, [edi + 0x148]
push 0
add eax, 4
push eax
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x130], 0
mov dword [edi + 0x134], eax
jne 0x56ee3e
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.005080e0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x56ee71
push str.Received_too_short_packet
push ebx
call fcn.005472e0
add esp, 8
mov dword [edi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
push esi
call fcn.0056e9a0
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x56ee8c
jmp dword [eax*4 + 0x56efcc]
cmp edx, 4
jle case.0x56ee8c.4
push esi
call fcn.0056e980
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x56ee8c.4
lea eax, [edx - 4]
push eax
mov eax, dword [esi]
add eax, 4
push eax
push 1
push ebx
call fcn.00547220
mov esi, eax
add esp, 0x10
test esi, esi
je 0x56eeef
push 5
push edi
call fcn.0056f810
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
mov eax, dword [edi + 0x134]
sub eax, 4
cdq
add dword [ebx + 0x90], eax
adc dword [ebx + 0x94], edx
push dword [ebx + 0x94]
push dword [ebx + 0x90]
push ebx
call fcn.00555240
jmp 0x56ef97
mov eax, dword [esi]
lea esi, [edx - 4]
add eax, 4
mov dword [ebp - 0x8c], eax
lea eax, [edi + 0x148]
push eax
call fcn.0056e980
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.0056f940
add esp, 0xc
cmp eax, esi
jae case.0x56ee8c.4
push dword [ebp - 0x8c]
push str.TFTP_error:__s_n
push ebx
call fcn.005473a0
jmp 0x56ef97
lea eax, [edx - 2]
push eax
mov eax, dword [esi]
add eax, 2
push eax
push edi
call fcn.0056eb60
add esp, 0xc
test eax, eax
je case.0x56ee8c.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x6a9b98
push ebx
call fcn.005472e0
add esp, 0xc
push ebx
call fcn.00555520
add esp, 4
test eax, eax
je 0x56ee5e
push 5
push edi
call fcn.0056f810
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
Function at 0x56f810
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x56f820
jmp dword [edx*4 + 0x56f874]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0056f2c0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0056efe0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.0056fa70
push str.TFTP_finished
push 0x6a47c0
push ecx
call fcn.005473a0
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x6a9b98
push ecx
call fcn.005472e0
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x578e50
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
push esi
push edi
mov byte [edi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [edi + esi - 1], 0
test eax, eax
jne 0x578e83
push 0x2e
push edi
call fcn.00509f50
add esp, 8
test eax, eax
je 0x578e81
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x57a7d0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
mov esi, dword [ebp + 8]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x71adec]
mov edi, eax
add esp, 4
test edi, edi
jne 0x57a7fd
pop edi
pop esi
mov esp, ebp
pop ebp
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [ebp + 0x10]
mov dword [edi + 8], eax
cmp ebx, dword [esi + 0x10]
jbe 0x57a847
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [ebp + 0xc]
push dword [edi + 4]
call eax
mov eax, dword [edi + 8]
add eax, dword [esi + 0xc]
push dword [edi + 4]
mov dword [ebp - 4], eax
push eax
mov eax, dword [esi + 8]
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov ecx, dword [edi + 4]
mov dword [ebp + 0x10], ebx
jmp 0x57a84d
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
mov eax, dword [esi]
push ecx
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x57a8ab
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop dword [eax + eax]
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x57a870
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x57a8d7
mov eax, dword [esi + 4]
push 1
push 0x6adbd0
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x6adbd1
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x57a8b0
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x57d360
Capabilities:
Compute adler32 checksum

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.0057d370

Function at 0x57d5f0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.0057d600

Function at 0x58f5a0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0x10], 0
push ebx
mov ebx, dword [ebp + 0x14]
mov eax, dword [ebx - 4]
jle 0x58f60a
mov ecx, dword [ebp + 8]
sub ecx, ebx
push esi
mov dword [ebp + 8], ecx
push edi
nop word [eax + eax]
mov esi, dword [ecx + ebx]
lea ebx, [ebx + 4]
mov ecx, eax
mov edi, esi
and edi, 0xffff00ff
and ecx, 0xffff00ff
add edi, ecx
mov edx, esi
movzx ecx, ax
and edx, 0xff00
add edx, ecx
and eax, 0xff00ffff
mov ecx, dword [ebp + 8]
xor edi, edx
and esi, 0xff00ff00
and edi, 0xff00ff
add eax, esi
xor eax, edi
sub dword [ebp + 0x10], 1
mov dword [ebx - 4], eax
jne 0x58f5c0
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x58f610
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0x10], 0
jle 0x58f683
mov ecx, dword [ebp + 0xc]
mov eax, dword [ebp + 8]
sub ecx, eax
sub dword [ebp + 0x14], eax
push ebx
push esi
mov dword [ebp + 0xc], ecx
push edi
nop word [eax + eax]
mov ebx, dword [ecx + eax]
lea eax, [eax + 4]
mov esi, dword [eax - 4]
mov ecx, ebx
and ecx, 0xffff00ff
mov edi, esi
and edi, 0xffff00ff
mov edx, esi
add edi, ecx
and edx, 0xff00
movzx ecx, bx
and esi, 0xff00ff00
add edx, ecx
and ebx, 0xff00ffff
mov ecx, dword [ebp + 0x14]
xor edi, edx
and edi, 0xff00ff
add ebx, esi
xor edi, ebx
sub dword [ebp + 0x10], 1
mov dword [ecx + eax - 4], edi
mov ecx, dword [ebp + 0xc]
jne 0x58f630
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x58fe80
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor ecx, ecx
push ebx
mov ebx, dword [ebp + 8]
push edi
mov dword [ebp + 8], 0
lea eax, [ebx + eax*4]
mov edi, eax
sub edi, ebx
add edi, 3
shr edi, 2
cmp ebx, eax
cmova edi, ecx
test edi, edi
je 0x58fef4
push esi
mov esi, dword [ebp + 0x10]
nop
mov edx, dword [ebx]
lea esi, [esi + 2]
mov ecx, edx
lea ebx, [ebx + 4]
shr ecx, 0x10
mov eax, edx
shr eax, 0xd
xor cl, al
mov eax, edx
and cl, 7
shr eax, 0x10
xor cl, al
mov eax, edx
mov byte [esi - 2], cl
mov ecx, edx
shr ecx, 5
shr eax, 3
xor cl, al
shr edx, 5
mov eax, dword [ebp + 8]
and cl, 0x1f
xor cl, dl
inc eax
mov byte [esi - 1], cl
mov dword [ebp + 8], eax
cmp eax, edi
jb 0x58feb0
pop esi
pop edi
pop ebx
pop ebp
ret
Function at 0x58ff00
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor ecx, ecx
push ebx
push edi
mov edi, dword [ebp + 8]
mov dword [ebp + 8], 0
lea eax, [edi + eax*4]
mov ebx, eax
sub ebx, edi
add ebx, 3
shr ebx, 2
cmp edi, eax
cmova ebx, ecx
test ebx, ebx
je 0x58ff6b
push esi
mov esi, dword [ebp + 0x10]
nop
mov edx, dword [edi]
lea esi, [esi + 2]
mov ecx, edx
lea edi, [edi + 4]
shr ecx, 0x10
mov eax, edx
shr eax, 0xc
xor cl, al
mov eax, edx
shr eax, 0x10
and cl, 0xf
xor cl, al
mov eax, edx
shr eax, 0x1c
xor al, dl
mov byte [esi - 2], cl
and al, 0xf
xor al, dl
mov byte [esi - 1], al
mov eax, dword [ebp + 8]
inc eax
mov dword [ebp + 8], eax
cmp eax, ebx
jb 0x58ff30
pop esi
pop edi
pop ebx
pop ebp
ret

Function at 0x5a9b50
Capabilities:
Check if file exists

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
push esi
push dword [esp + 0x14]
call fcn.005bf980
push 0x62
push esi
mov edi, eax
mov ebx, 1
call fcn.00509f50
add esp, 0x10
mov ecx, 0x11
test eax, eax
cmove ebx, ecx
test edi, edi
jne 0x5a9c07
push 0x4a
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.005b6980
push 0x6b2980
push esi
push 0x6b2984
push dword [esp + 0x30]
push str.fopen_
push 5
call fcn.005b60f0
add esp, 0x2c
call fcn.0050da97
cmp dword [eax], 2
je 0x5a9be9
call fcn.0050da97
cmp dword [eax], 6
je 0x5a9be9
push 0x53
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.005b6980
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x51
push str.....openssl_1.1.0fcrypto_bio_bss_file.c
push 0x80
push 0x6d
push 0x20
call fcn.005b6980
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0x6b291c
call fcn.005aa160
mov esi, eax
add esp, 4
test esi, esi
jne 0x5a9c29
push edi
call fcn.005119c6
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
ret
push 0
push esi
call fcn.005a9d30
push edi
push ebx
push 0x6a
push esi
call fcn.005a9d60
add esp, 0x18
mov eax, esi
pop edi
pop esi
pop ebx
ret
Function at 0x5b4b10
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x10
call fcn.0042f830
mov eax, dword [0x71a06c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
xor edi, edi
mov dword [ebp - 0xc], 1
push edi
push edi
push str.RANDFILE
mov dword [ebp - 8], str.RANDFILE
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov ebx, dword [ebp + 8]
mov esi, eax
test esi, esi
jne 0x5b4ba1
push edi
push edi
push str.HOME
mov dword [ebp - 8], str.HOME
mov dword [ebp - 0xc], edi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
jne 0x5b4ba1
push eax
push eax
push str.USERPROFILE
mov dword [ebp - 8], str.USERPROFILE
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
jne 0x5b4ba1
push eax
push eax
push str.SYSTEMROOT
mov dword [ebp - 8], str.SYSTEMROOT
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov esi, eax
test esi, esi
je 0x5b4c19
lea eax, [esi + esi]
call fcn.0042f170
mov eax, esp
push esi
push eax
push dword [ebp - 8]
mov dword [ebp - 0x10], eax
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
cmp eax, esi
jae 0x5b4c07
push 0
push 0
push 0
push 0
push 0xffffffffffffffff
push dword [ebp - 0x10]
push 0
push 0xfde9
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov dword [ebp - 8], eax
test eax, eax
je 0x5b4c07
call fcn.0042f170
mov esi, esp
push 0
push 0
push dword [ebp - 8]
push esi
push 0xffffffffffffffff
push dword [ebp - 0x10]
push 0
push 0xfde9
call dword [sym.imp.KERNEL32.dll_WideCharToMultiByte]
mov edi, eax
neg edi
sbb edi, edi
and edi, esi
mov edx, dword [ebp - 0xc]
test edx, edx
jne 0x5b4c22
test edi, edi
jne 0x5b4c26
mov edi, 0x6b40c0
jmp 0x5b4c2b
mov edx, edi
mov edi, 0x6b40c0
jmp 0x5b4c2b
test edi, edi
je 0x5b4c98
cmp byte [edi], 0
je 0x5b4c98
mov ecx, edi
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5b4c30
sub ecx, esi
mov esi, dword [ebp + 0xc]
test edx, edx
je 0x5b4c6c
lea eax, [ecx + 1]
cmp eax, esi
jae 0x5b4c6c
push esi
push edi
push ebx
call fcn.005bf900
add esp, 0xc
cmp eax, esi
jb 0x5b4c9b
xor eax, eax
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
lea eax, [ecx + 6]
cmp eax, esi
jae 0x5b4c9b
push esi
push edi
push ebx
call fcn.005bf900
push esi
push 0x6b40c4
push ebx
call fcn.005bf8a0
push esi
push str..rnd
push ebx
call fcn.005bf8a0
add esp, 0x24
jmp 0x5b4c9b
mov byte [ebx], 0
xor eax, eax
cmp byte [ebx], al
cmovne eax, ebx
lea esp, [ebp - 0x1c]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
Function at 0x5b4cc0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xffffffc0
mov eax, 0x474
call fcn.0042f830
mov eax, dword [0x71a06c]
xor eax, esp
mov dword [esp + 0x470], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
xor edi, edi
mov dword [esp + 0x44], edi
test eax, eax
jne 0x5b4d05
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x470]
xor ecx, esp
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x5b4cee
push 0x6b406c
push eax
call fcn.005bf980
mov ebx, eax
add esp, 8
mov dword [esp + 0x40], ebx
test ebx, ebx
je 0x5b4e25
push 0x30
lea eax, [esp + 0x4c]
push 0
push eax
call fcn.00507e90
add esp, 0xc
lea eax, [esp + 0x48]
push eax
push ebx
call fcn.005270ef
add esp, 4
push eax
call fcn.005a7b23
add esp, 8
test eax, eax
js 0x5b4e1c
mov eax, 8
call fcn.0042f830
xorps xmm0, xmm0
lea eax, [esp + 0x50]
movsd qword [esp], xmm0
push 0x30
push eax
call fcn.005b4900
add esp, 0x10
test dword [esp + 0x4e], 0x2000
je 0x5b4da0
mov eax, 0x800
cmp esi, 0xffffffff
push 0
push ebx
cmove esi, eax
call fcn.00674848
add esp, 8
nop dword [eax]
mov edi, 0x400
test esi, esi
jle 0x5b4dae
cmp esi, edi
cmovl edi, esi
push ebx
push edi
lea eax, [esp + 0x80]
push 1
push eax
call fcn.0051239c
mov ebx, eax
add esp, 0x10
test ebx, ebx
jle 0x5b4e02
movd xmm0, ebx
mov eax, 8
cvtdq2pd xmm0, xmm0
call fcn.0042f830
lea eax, [esp + 0x80]
movsd qword [esp], xmm0
push ebx
push eax
call fcn.005b4900
add dword [esp + 0x54], ebx
add esp, 0x10
mov ebx, dword [esp + 0x40]
test esi, esi
jle 0x5b4da0
sub esi, edi
test esi, esi
jg 0x5b4da0
lea eax, [esp + 0x78]
push 0x400
push eax
call fcn.005bf4b0
mov ebx, dword [esp + 0x48]
add esp, 8
mov edi, dword [esp + 0x44]
push ebx
call fcn.005119c6
add esp, 4
mov ecx, dword [esp + 0x47c]
mov eax, edi
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0042e4f5
mov esp, ebp
pop ebp
ret
Function at 0x5c05c0
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 4]
xor dl, dl
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0x10]
test esi, esi
je 0x5c05e6
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x5c05d6
pop edi
movzx eax, dl
pop esi
ret
Function at 0x5dca80
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov edx, dword [esp + 4]
push ebx
mov ebx, dword [esp + 0x10]
mov ecx, ebx
push ebp
mov ebp, dword [esp + 0x10]
push esi
mov esi, ebp
push edi
sub ecx, 4
jb 0x5dcab1
nop dword [eax]
mov eax, dword [edx]
cmp eax, dword [esi]
jne 0x5dcab8
add edx, 4
add esi, 4
sub ecx, 4
jae 0x5dcaa0
xor edi, edi
cmp ecx, 0xfffffffc
je 0x5dcaf3
movzx edi, byte [edx]
movzx eax, byte [esi]
sub edi, eax
jne 0x5dcaf3
cmp ecx, 0xfffffffd
je 0x5dcaf3
movzx edi, byte [edx + 1]
movzx eax, byte [esi + 1]
sub edi, eax
jne 0x5dcaf3
cmp ecx, 0xfffffffe
je 0x5dcaf3
movzx edi, byte [edx + 2]
movzx eax, byte [esi + 2]
sub edi, eax
jne 0x5dcaf3
cmp ecx, 0xffffffff
je 0x5dcaf3
movzx edi, byte [edx + 3]
movzx eax, byte [esi + 3]
sub edi, eax
test edi, edi
jle 0x5dcb0e
push 0x157
push str.....openssl_1.1.0fcryptox509v3_v3_addr.c
push str.assertion_failed:_memcmp_min__max__length____0
call fcn.005c05f0
add esp, 0xc
mov edi, dword [esp + 0x14]
xor ecx, ecx
test ebx, ebx
jle 0x5dcb2d
mov esi, edi
mov edx, ebp
sub esi, ebp
nop
mov al, byte [esi + edx]
cmp al, byte [edx]
jne 0x5dcb2d
inc ecx
inc edx
cmp ecx, ebx
jl 0x5dcb20
lea edx, [ebx - 1]
test edx, edx
js 0x5dcb51
mov esi, edi
lea eax, [edx + ebp]
sub esi, ebp
nop dword [eax + eax]
cmp byte [eax + esi], 0
jne 0x5dcb51
cmp byte [eax], 0xff
jne 0x5dcb51
dec eax
sub edx, 1
jns 0x5dcb40
cmp ecx, edx
jl case.0x5dcb7d.2
jle 0x5dcb63
pop edi
pop esi
pop ebp
lea eax, [ecx*8]
pop ebx
ret
mov bl, byte [ecx + ebp]
mov dh, byte [ecx + edi]
mov dl, bl
xor dl, dh
movzx eax, dl
dec eax
cmp eax, 0x7e
ja case.0x5dcb7d.2
movzx eax, byte [eax + 0x5dcbf0]
jmp dword [eax*4 + 0x5dcbd0]
mov eax, 7
jmp 0x5dcbb3
mov eax, 6
jmp 0x5dcbb3
mov eax, 5
jmp 0x5dcbb3
mov eax, 4
jmp 0x5dcbb3
mov eax, 3
jmp 0x5dcbb3
mov eax, 2
jmp 0x5dcbb3
mov eax, 1
test dl, dh
jne case.0x5dcb7d.2
and bl, dl
cmp bl, dl
jne case.0x5dcb7d.2
pop edi
pop esi
pop ebp
lea eax, [eax + ecx*8]
pop ebx
ret
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret
Function at 0x6099e0
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x609acc
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x609a5d
movzx ecx, byte [edi - 1]
movzx eax, byte [edi]
shl ecx, 8
or ecx, eax
movzx eax, byte [edi + 1]
shl ecx, 8
or ecx, eax
mov eax, ecx
shr eax, 0x12
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
mov eax, ecx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], al
mov eax, ecx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
and ecx, 0x3f
movzx eax, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], al
jmp 0x609ab1
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x609a71
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx], cl
mov ecx, eax
shr ecx, 0xc
and ecx, 0x3f
movzx ecx, byte [ecx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 1], cl
cmp esi, 1
jne 0x609a9b
lea eax, [esi + 0x3c]
jmp 0x609aa8
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [edx + 2], al
add edx, 3
mov byte [edx], 0x3d
sub esi, 3
add ebx, 4
add edi, 3
inc edx
test esi, esi
jg 0x609a00
pop edi
pop esi
mov eax, ebx
mov byte [edx], 0
pop ebx
ret
mov eax, dword [esp + 0xc]
pop esi
mov byte [eax], bl
mov eax, ebx
pop ebx
ret
Function at 0x609ef0
Capabilities:
Generate random numbers via winapi
Get memory capacity

Disassembly:
mov eax, 0x6c
call fcn.0042f830
mov eax, dword [0x71a06c]
xor eax, esp
mov dword [esp + 0x68], eax
push 0xf0000040
push 1
push 0
push 0
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x609f66
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x609f5a
mov eax, 8
call fcn.0042f830
movsd xmm0, qword [0x6d6c60]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.005b4900
add esp, 0x10
push 0
push dword [esp + 4]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
push 0xf0000040
push 0x16
push str.Intel_Hardware_Cryptographic_Service_Provider
push 0
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x609fca
lea eax, [esp + 0x28]
push eax
push 0x40
push dword [esp + 8]
call dword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x609fbe
mov eax, 8
call fcn.0042f830
movsd xmm0, qword [0x6d6c60]
lea eax, [esp + 0x30]
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.005b4900
add esp, 0x10
push 0
push dword [esp + 4]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
call fcn.0060a050
lea eax, [esp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_GlobalMemoryStatus]
mov eax, 8
call fcn.0042f830
movsd xmm0, qword [0x688900]
lea eax, [esp + 0x10]
movsd qword [esp], xmm0
push 0x20
push eax
call fcn.005b4900
add esp, 0x10
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
mov dword [esp + 4], eax
mov eax, 8
call fcn.0042f830
movsd xmm0, qword [0x688900]
lea eax, [esp + 0xc]
movsd qword [esp], xmm0
push 4
push eax
call fcn.005b4900
mov ecx, dword [esp + 0x78]
add esp, 0x10
xor ecx, esp
mov eax, 1
call fcn.0042e4f5
add esp, 0x6c
ret