joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a5ac0
Capabilities:
Hash data using murmur3

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
mov edi, ecx
cmp esi, dword [edi + 0x34]
jae 0x4a5bcf
mov eax, dword [edi + 0x20]
mov ebx, esi
add ebx, ebx
cmp dword [eax + ebx*8 + 0xc], 0xffffffff
jl 0x4a5bcf
call fcn.004a53a0
mov eax, dword [edi + 0x20]
push esi
mov edx, dword [eax + ebx*8 + 4]
imul eax, dword [eax + ebx*8], 0xcc9e2d51
mov ebx, dword [edi + 0xc]
dec ebx
ror eax, 0x11
imul eax, eax, 0x1b873593
xor eax, edx
ror eax, 0x13
add eax, 0xfaddaf14
lea ecx, [eax + eax*4]
mov eax, ecx
shr eax, 0x10
xor eax, ecx
imul ecx, eax, 0x85ebca6b
mov eax, ecx
shr eax, 0xd
xor eax, ecx
imul eax, eax, 0xc2b2ae35
mov ecx, eax
shr ecx, 0x10
xor ecx, eax
mov eax, ebx
and eax, ecx
mov dword [ebp - 8], ecx
push eax
mov ecx, edi
call fcn.004a5c00
test al, al
jne 0x4a5beb
sar ebx, 1
cmp ebx, dword [edi + 0x40]
jl 0x4a5bc3
mov esi, ebx
and esi, dword [ebp - 8]
cmp esi, dword [edi + 0x38]
jl 0x4a5bc3
test esi, esi
js 0x4a5b69
cmp esi, dword [edi + 0x10]
jl 0x4a5b85
push str.bitNum___0__bitNum___this__Size__
push 0x14a
push str.C:_buildworker_steam_rel_client_win32_build_srcpublic_tier1_bitstring.h
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4a5b85
int3
cmp dword [edi + 0x14], 1
lea eax, [edi + 0x18]
je 0x4a5b91
mov eax, dword [edi + 0x1c]
mov dword [ebp - 4], eax
mov ecx, esi
and ecx, 0x1f
mov edx, 1
shl edx, cl
mov eax, esi
mov ecx, dword [ebp - 4]
sar eax, 5
test dword [ecx + eax*4], edx
jne 0x4a5bc3
push dword [ebp + 8]
mov ecx, edi
push esi
call fcn.004a5c00
test al, al
jne 0x4a5beb
sar ebx, 1
cmp ebx, dword [edi + 0x40]
jge 0x4a5b56
push str.CUtlHashMap::RemoveAt___couldnt_find_bucket_for_item
push 0x380
jmp 0x4a5bd9
push str.CUtlHashMap::RemoveAt___Invalid_index
push 0x363
push str.C:_buildworker_steam_rel_client_win32_build_srcpublic_tier1utlhashmap.h
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4a5beb
int3
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x4a5fd0
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, ecx
call fcn.00541ec0
test al, al
jne 0x4a5ff8
push str.ThreadInMainThread__
push 0xac4
push str.C:_buildworker_steam_rel_client_win32_build_srccommonlogger.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4a5ff8
int3
call fcn.00541ec0
test al, al
jne 0x4a601d
push str.ThreadInMainThread__
push 0xace
push str.C:_buildworker_steam_rel_client_win32_build_srccommonlogger.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4a601d
int3
mov ecx, esi
pop esi
jmp fcn.004a2380
Function at 0x4a6170
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
mov esi, dword [ebp + 0xc]
mov ebx, ecx
test esi, esi
je 0x4a61df
push edi
mov edi, dword [ebp + 8]
cmp byte [edi + esi - 1], 0
je 0x4a618f
cmp byte [edi + esi], 0
je 0x4a61ab
push str.pch_cub___1____0__pch_cub___0
push 0xb05
push str.C:_buildworker_steam_rel_client_win32_build_srccommonlogger.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4a61ab
int3
push dword [ebx + 0x11c]
push 1
push esi
push edi
call fcn.005636a3
add esp, 0x10
pop edi
cmp eax, 1
je 0x4a61df
push str.1__ret
push 0xb25
push str.C:_buildworker_steam_rel_client_win32_build_srccommonlogger.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4a61df
int3
pop esi
pop ebx
pop ebp
ret 8

Function at 0x4a9ec0
Capabilities:
Delete registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 8]
mov dword [ebp - 4], 0
push esi
mov esi, dword [ebp + 0xc]
cmp eax, 3
jne 0x4a9f1f
mov ecx, 0x20206
mov eax, reloc.WS2_32.dll_bind
push 0
lea edx, [ebp - 4]
push edx
push 0
push ecx
push 0
push 0
push 0
push esi
push eax
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
mov esi, eax
test esi, esi
jne 0x4a9f17
push dword [ebp + 0x10]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegDeleteValueA]
push dword [ebp - 4]
mov esi, eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test esi, esi
sete al
pop esi
mov esp, ebp
pop ebp
ret
cmp eax, 4
jne 0x4a9f2b
mov ecx, 0x20106
jmp 0x4a9edc
mov ecx, 0x20006
test eax, eax
je 0x4a9edc
cmp eax, 1
jne 0x4a9f40
mov eax, closesocket
jmp 0x4a9ee1
cmp eax, 2
jne 0x4a9f4c
mov eax, closesocket
jmp 0x4a9ee1
push str.Unhandled_eRegKeyRoot_passed_into_HKeyGet
push 0x184
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_registry.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4a9f68
int3
xor eax, eax
mov ecx, 0x20006
jmp 0x4a9ee1
Function at 0x4aa2a0
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 8]
mov dword [ebp - 4], 0
push esi
mov esi, dword [ebp + 0xc]
cmp eax, 3
jne 0x4aa31f
mov ecx, 0x20219
mov eax, reloc.WS2_32.dll_bind
lea edx, [ebp - 4]
push edx
push ecx
push 0
push esi
push eax
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x4aa317
mov dword [ebp + 8], eax
lea eax, [ebp - 8]
push eax
push dword [ebp + 0x14]
lea eax, [ebp + 8]
mov dword [ebp - 8], 4
push eax
push esi
push dword [ebp + 0x10]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
mov esi, eax
test esi, esi
jne 0x4aa30c
cmp dword [ebp + 8], 4
mov eax, 1
cmovne esi, eax
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test esi, esi
sete al
pop esi
mov esp, ebp
pop ebp
ret
cmp eax, 4
jne 0x4aa32b
mov ecx, 0x20119
jmp 0x4aa2be
mov ecx, 0x20019
test eax, eax
je 0x4aa2be
cmp eax, 1
jne 0x4aa340
mov eax, closesocket
jmp 0x4aa2c3
cmp eax, 2
jne 0x4aa34f
mov eax, closesocket
jmp 0x4aa2c3
push str.Unhandled_eRegKeyRoot_passed_into_HKeyGet
push 0x184
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_registry.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4aa36b
int3
xor eax, eax
mov ecx, 0x20019
jmp 0x4aa2c3

Function at 0x4aa440
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 8]
mov dword [ebp - 4], 0
push esi
mov esi, dword [ebp + 0xc]
cmp eax, 3
jne 0x4aa4a8
mov ecx, 0x20206
mov eax, reloc.WS2_32.dll_bind
push 0
lea edx, [ebp - 4]
push edx
push 0
push ecx
push 0
push 0
push 0
push esi
push eax
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
mov esi, eax
test esi, esi
jne 0x4aa4a0
push 4
lea eax, [ebp + 0x14]
push eax
push 4
push esi
push dword [ebp + 0x10]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
push dword [ebp - 4]
mov esi, eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test esi, esi
sete al
pop esi
mov esp, ebp
pop ebp
ret
cmp eax, 4
jne 0x4aa4b4
mov ecx, 0x20106
jmp 0x4aa45c
mov ecx, 0x20006
test eax, eax
je 0x4aa45c
cmp eax, 1
jne 0x4aa4c9
mov eax, closesocket
jmp 0x4aa461
cmp eax, 2
jne 0x4aa4d5
mov eax, closesocket
jmp 0x4aa461
push str.Unhandled_eRegKeyRoot_passed_into_HKeyGet
push 0x184
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_registry.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4aa4f1
int3
xor eax, eax
mov ecx, 0x20006
jmp 0x4aa461
Function at 0x4aea90
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x84
lea eax, [ebp - 4]
mov dword [ebp - 4], 0x80
push eax
lea eax, [ebp - 0x84]
push eax
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4aead4
mov ecx, dword [ebp + 0xc]
lea eax, [ecx + 0x16]
push eax
push dword [ebp - 4]
lea eax, [ebp - 0x84]
push eax
call fcn.004c3190
mov al, 1
mov esp, ebp
pop ebp
ret
call sub.WS2_32.dll_WSAGetLastError
push eax
push str.getsockname_failed_in_BGetBoundAddr_with_error:__d
push 0x6b3
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_net.cpp
call fcn.0053aeb0
add esp, 0x10
test al, al
jne 0x4aeaf6
int3
xor al, al
mov esp, ebp
pop ebp
ret
Function at 0x4b06f0
Capabilities:
Hash data using murmur3

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
mov esi, ecx
push edi
mov edi, dword [ebp + 8]
cmp edi, dword [esi + 0x34]
jae 0x4b07df
mov eax, dword [esi + 0x20]
lea ebx, [edi + edi*2]
cmp dword [eax + ebx*4 + 8], 0xffffffff
jl 0x4b07df
call fcn.004a5200
mov eax, dword [esi + 0x20]
push edi
mov ecx, dword [eax + ebx*4]
shr ecx, 0x10
xor ecx, dword [eax + ebx*4]
mov ebx, dword [esi + 0xc]
imul ecx, ecx, 0x85ebca6b
dec ebx
mov eax, ecx
shr eax, 0xd
xor eax, ecx
imul eax, eax, 0xc2b2ae35
mov ecx, eax
shr ecx, 0x10
xor ecx, eax
mov eax, ebx
and eax, ecx
mov dword [ebp - 8], ecx
push eax
mov ecx, esi
call fcn.004b08b0
test al, al
jne 0x4b07fb
sar ebx, 1
cmp ebx, dword [esi + 0x40]
jl 0x4b07d3
mov edi, ebx
and edi, dword [ebp - 8]
cmp edi, dword [esi + 0x38]
jl 0x4b07d3
test edi, edi
js 0x4b0779
cmp edi, dword [esi + 0x10]
jl 0x4b0795
push str.bitNum___0__bitNum___this__Size__
push 0x14a
push str.C:_buildworker_steam_rel_client_win32_build_srcpublic_tier1_bitstring.h
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4b0795
int3
cmp dword [esi + 0x14], 1
lea eax, [esi + 0x18]
je 0x4b07a1
mov eax, dword [esi + 0x1c]
mov dword [ebp - 4], eax
mov ecx, edi
and ecx, 0x1f
mov edx, 1
shl edx, cl
mov eax, edi
mov ecx, dword [ebp - 4]
sar eax, 5
test dword [ecx + eax*4], edx
jne 0x4b07d3
push dword [ebp + 8]
mov ecx, esi
push edi
call fcn.004b08b0
test al, al
jne 0x4b07fb
sar ebx, 1
cmp ebx, dword [esi + 0x40]
jge 0x4b0766
push str.CUtlHashMap::RemoveAt___couldnt_find_bucket_for_item
push 0x380
jmp 0x4b07e9
push str.CUtlHashMap::RemoveAt___Invalid_index
push 0x363
push str.C:_buildworker_steam_rel_client_win32_build_srcpublic_tier1utlhashmap.h
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4b07fb
int3
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x4b0c20
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
test ecx, ecx
je 0x4b0c5d
mov eax, ecx
and eax, 3
push ecx
sub eax, 1
je 0x4b0c6f
sub eax, 1
je 0x4b0c68
sub eax, 1
je 0x4b0c61
push 0
push str.Invalid_connection_type__d_hConn_x
push 0x547
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_net.cpp
call fcn.0053aeb0
add esp, 0x14
test al, al
jne 0x4b0c5d
int3
xor al, al
pop ebp
ret
call fcn.004f02f0
jmp 0x4b0c74
call fcn.004e8dd0
jmp 0x4b0c74
call fcn.004b63c0
add esp, 4
test eax, eax
je 0x4b0c5d
mov ecx, eax
pop ebp
jmp fcn.004e6ec0
Function at 0x4b6510
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, dword [0x7e027c]
push edi
mov edi, ecx
lea eax, [esi + 1]
cdq
mov dword [0x7e01cc], eax
lea eax, [esi + 2]
mov dword [0x7e027c], eax
mov dword [0x7e01d0], edx
cdq
mov dword [0x7e020c], eax
lea eax, [edi + 0x38]
push eax
mov dword [0x7e0210], edx
push dword [edi + 0x18]
call fcn.004aea90
add esp, 8
mov dword [ebp - 4], 1
lea eax, [ebp - 4]
push 4
push eax
push 1
push 6
push dword [edi + 0x18]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
je 0x4b658a
push str.0__iRet___IsOSX____errno__EINVAL_
push 0x940
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_tcpconnection.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4b658a
int3
mov ecx, edi
call fcn.004e66c0
mov al, byte [edi + 0x50]
not al
test al, 1
je 0x4b65cc
cmp dword [edi + 0x118], 0
je 0x4b65bf
push str._m_pubRecvBuffer
push 0x947
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_tcpconnection.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4b65bf
int3
test byte [edi + 0x50], 0x80
jne 0x4b65cc
mov ecx, edi
call fcn.004b5830
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4b6780
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x60
push esi
push edi
mov edi, dword [ebp + 0xc]
mov esi, ecx
push edi
push dword [ebp + 8]
call fcn.004e6d60
mov ecx, dword [esi + 0xa0]
test ecx, ecx
je 0x4b6866
cmp dword [ecx + 0x28], 0
jne 0x4b6866
mov ecx, dword [ecx]
lea edx, [ebp + 0xc]
push esi
push edx
mov eax, dword [ecx]
call dword [eax]
cmp dword [ebp + 0xc], 0
jne 0x4b681a
push 0
push 0x30
lea eax, [ebp - 0x30]
mov ecx, edi
push eax
call fcn.004c3980
lea ecx, [ebp - 0x60]
call fcn.004582e0
lea ecx, [ebp - 0x30]
push ecx
push str.CTCPConnection::SetIncoming:_GetSSLContextForNewConnection_returned_null__disconnecting__s_n
push eax
push 3
push 4
push 0
push 0xb
push 0
push 0
call fcn.00451380
mov eax, dword [esi]
add esp, 0x24
mov ecx, esi
call dword [eax + 0x70]
mov ecx, dword [ebp + 0xc]
test ecx, ecx
je 0x4b6938
mov dword [ebp + 0xc], 0
call fcn.00462880
pop edi
pop esi
mov esp, ebp
pop ebp
ret 8
push 0x298
call fcn.005519b3
add esp, 4
test eax, eax
je 0x4b6848
mov ecx, dword [ebp + 0xc]
push 0
push 0
push dword [0x7dff04]
push ecx
push dword [ecx + 0xc]
mov ecx, eax
push esi
call fcn.004f1b40
mov ecx, eax
jmp 0x4b684a
xor ecx, ecx
mov eax, dword [esi + 0xa0]
mov dword [eax + 0x28], ecx
mov ecx, dword [ebp + 0xc]
test ecx, ecx
je 0x4b6866
mov dword [ebp + 0xc], 0
call fcn.00462880
mov al, byte [esi + 0x50]
not al
test al, 1
jne 0x4b688b
push str.BUseIOCP__
push 0x3d7
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_tcpconnection.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4b688b
int3
cmp byte [0x7e0580], 0
jne 0x4b68a7
push 0
mov ecx, 0x7e0548
mov byte [0x7e0580], 1
call fcn.00541690
push 4
lea eax, [ebp + 8]
mov dword [ebp + 8], 1
push eax
push 1
push 6
push dword [esi + 0x18]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
je 0x4b68e1
push str.0__iRet
push 0x3e5
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_tcpconnection.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4b68e1
int3
cmp dword [esi + 0x118], 0
je 0x4b6906
push str._m_pubRecvBuffer
push 0x3e8
push str.C:_buildworker_steam_rel_client_win32_build_srccommon_tcpconnection.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x4b6906
int3
test byte [esi + 0x50], 0x80
jne 0x4b6913
mov ecx, esi
call fcn.004b5830
test dword [esi + 0x50], 0x100
je 0x4b6928
pop edi
mov byte [esi + 0x1e], 1
pop esi
mov esp, ebp
pop ebp
ret 8
mov ecx, dword [esi + 0x68]
lea eax, [esi + 0x38]
push eax
push edi
push dword [esi + 0xc]
mov edx, dword [ecx]
call dword [edx + 0x14]
pop edi
pop esi
mov esp, ebp
pop ebp
ret 8
Function at 0x4b9090
Capabilities:
Hash data using murmur3

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
push edi
call fcn.004c2ec0
lea ecx, [edi + 0x18]
mov ebx, eax
push ecx
call fcn.004c2ec0
mov ecx, dword [edi + 0x30]
add esp, 8
test ecx, ecx
mov dword [ebp + 8], eax
mov edx, 0x6e7a86
cmovne edx, ecx
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4b90c2
push 0
sub ecx, esi
push 0x417
push ecx
push edx
call fcn.004c2400
mov edx, dword [edi + 0x34]
mov esi, eax
shr edx, 0x10
add esp, 0x10
xor edx, dword [edi + 0x34]
imul edx, edx, 0x85ebca6b
pop edi
mov ecx, edx
shr ecx, 0xd
xor ecx, edx
imul ecx, ecx, 0xc2b2ae35
mov eax, ecx
shr eax, 0x10
xor eax, ecx
xor eax, esi
xor eax, dword [ebp + 8]
pop esi
xor eax, ebx
pop ebx
pop ebp
ret 4
Function at 0x4c2400
Capabilities:
Encode data using xor
Hash data using murmur3

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 8]
mov edx, dword [ebp + 0x10]
push ebx
push esi
mov esi, dword [ebp + 0xc]
mov ecx, esi
push edi
movzx edi, byte [ebp + 0x14]
shr ecx, 2
dec edi
mov dword [ebp - 4], ecx
or edi, 0xdfdfdfdf
lea ebx, [eax + ecx*4]
neg ecx
mov dword [ebp + 0x14], ebx
je 0x4c24be
test bl, 3
jne 0x4c2469
jmp 0x4c2440
mov eax, dword [ebx + ecx*4]
and eax, edi
imul eax, eax, 0xcc9e2d51
ror eax, 0x11
imul eax, eax, 0x1b873593
xor edx, eax
ror edx, 0x13
add edx, 0xfaddaf14
lea edx, [edx + edx*4]
add ecx, 1
jne 0x4c2440
jmp 0x4c24be
lea esi, [ebx + 2]
mov ebx, dword [ebp - 4]
lea esi, [esi + ecx*4]
movzx ecx, byte [esi + 1]
lea esi, [esi + 4]
movzx eax, byte [esi - 4]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi - 5]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi - 6]
shl ecx, 8
or ecx, eax
and ecx, edi
imul eax, ecx, 0xcc9e2d51
ror eax, 0x11
imul eax, eax, 0x1b873593
xor edx, eax
ror edx, 0x13
add edx, 0xfaddaf14
lea edx, [edx + edx*4]
sub ebx, 1
jne 0x4c2472
mov ebx, dword [ebp + 0x14]
mov esi, dword [ebp + 0xc]
mov eax, esi
xor ecx, ecx
and eax, 3
sub eax, 1
je 0x4c24e4
sub eax, 1
je 0x4c24db
sub eax, 1
jne 0x4c24fc
movzx ecx, byte [ebx + 2]
shl ecx, 0x10
movzx eax, byte [ebx + 1]
shl eax, 8
xor ecx, eax
movzx eax, byte [ebx]
xor eax, ecx
and eax, edi
imul eax, eax, 0xcc9e2d51
ror eax, 0x11
imul eax, eax, 0x1b873593
xor edx, eax
xor edx, esi
mov eax, edx
shr eax, 0x10
xor eax, edx
imul ecx, eax, 0x85ebca6b
pop edi
pop esi
pop ebx
mov eax, ecx
shr eax, 0xd
xor eax, ecx
imul ecx, eax, 0xc2b2ae35
mov eax, ecx
shr eax, 0x10
xor eax, ecx
mov esp, ebp
pop ebp
ret
Function at 0x4c2ec0
Capabilities:
Hash data using murmur3

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push edi
mov edi, dword [ebp + 8]
movzx eax, word [edi + 0x14]
cmp eax, 4
ja case.default.0x4c2ed3
jmp dword [eax*4 + 0x4c2f8c]
mov ax, word [edi + 0x16]
mov ecx, edi
mov word [ebp - 0xc], ax
xor eax, eax
mov word [ebp - 0xa], ax
call fcn.004c2cf0
push 0
push 0x417
mov dword [ebp - 8], eax
lea eax, [ebp - 0xc]
push 0xc
push eax
mov dword [ebp - 4], 3
call fcn.004c2400
add esp, 0x10
pop edi
mov esp, ebp
pop ebp
ret
movzx eax, word [edi + 0x16]
imul ecx, eax, 0x85ebca6b
push esi
mov eax, ecx
shr eax, 0xd
xor eax, ecx
mov ecx, edi
imul esi, eax, 0xc2b2ae35
call fcn.004c2cc0
mov ecx, esi
shr ecx, 0x10
push 0
xor ecx, esi
push ecx
push 0x10
push eax
call fcn.004c2400
add esp, 0x10
pop esi
pop edi
mov esp, ebp
pop ebp
ret
push 0x6e7a80
push 0x502
push str.C:_buildworker_steam_rel_client_win32_build_src_tier1_netadr.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne case.0x4c2ed3.0
int3
movzx eax, word [edi + 0x14]
imul ecx, eax, 0x85ebca6b
pop edi
mov eax, ecx
shr eax, 0xd
xor eax, ecx
imul ecx, eax, 0xc2b2ae35
mov eax, ecx
shr eax, 0x10
xor eax, ecx
mov esp, ebp
pop ebp
ret

Function at 0x4c39c0
Capabilities:
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
cmp byte [0x7e1140], 0
push esi
mov esi, dword [ebp + 0x10]
push edi
je 0x4c39fc
cmp esi, 0xc0
jl 0x4c39fc
mov edi, dword [ebp + 0xc]
mov eax, esi
shr eax, 6
dec eax
push eax
push edi
push dword [ebp + 8]
call fcn.004c3a20
mov eax, esi
add esp, 0xc
and eax, 0x3f
sub esi, eax
add edi, esi
mov esi, eax
jmp 0x4c39ff
mov edi, dword [ebp + 0xc]
push 0x6f8608
push esi
push edi
push dword [ebp + 8]
call fcn.004c3b70
add esp, 0x10
pop edi
pop esi
pop ebp
ret
Function at 0x4c3a20
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0xc]
sub esp, 0x40
mov eax, dword [ebp + 8]
movaps xmm3, xmmword [0x6fa620]
movups xmm4, xmmword [edx]
push esi
movups xmm5, xmmword [edx + 0x10]
mov esi, dword [eax]
movups xmm6, xmmword [edx + 0x20]
push edi
movups xmm7, xmmword [edx + 0x30]
add edx, 0x40
cmp esi, 0xffffffff
jne 0x4c3a57
movaps xmm2, xmmword [0x6fa610]
jmp 0x4c3a9a
xor edi, edi
mov ecx, 0x5b358fd3
test esi, esi
je 0x4c3a7f
mov eax, esi
sar eax, 0x1f
and eax, ecx
xor edi, eax
mov eax, ecx
and eax, 1
shr ecx, 1
neg eax
and eax, 0xedb88320
xor ecx, eax
add esi, esi
jne 0x4c3a62
xor eax, eax
movd xmm0, edi
xorps xmm2, xmm2
movd xmm1, eax
punpckldq xmm1, xmm0
punpckldq xmm2, xmm1
pclmulqdq xmm2, xmm3, 0x11
mov eax, dword [ebp + 0x10]
xorps xmm2, xmm7
test eax, eax
jle 0x4c3b10
lea edx, [edx + 0x40]
movaps xmm1, xmm4
movups xmm0, xmmword [edx - 0x40]
pclmulqdq xmm1, xmm3, 0x11
pclmulqdq xmm4, xmm3, 0
xorps xmm4, xmm1
movaps xmm1, xmm5
xorps xmm4, xmm0
movups xmm0, xmmword [edx - 0x30]
pclmulqdq xmm1, xmm3, 0x11
pclmulqdq xmm5, xmm3, 0
xorps xmm5, xmm1
movaps xmm1, xmm6
xorps xmm5, xmm0
movups xmm0, xmmword [edx - 0x20]
pclmulqdq xmm1, xmm3, 0x11
pclmulqdq xmm6, xmm3, 0
xorps xmm6, xmm1
movaps xmm1, xmm2
xorps xmm6, xmm0
movups xmm0, xmmword [edx - 0x10]
pclmulqdq xmm2, xmm3, 0
pclmulqdq xmm1, xmm3, 0x11
xorps xmm2, xmm1
xorps xmm2, xmm0
sub eax, 1
jne 0x4c3aa4
xor eax, eax
xor edi, edi
movups xmmword [ebp - 0x40], xmm4
movups xmmword [ebp - 0x30], xmm5
movups xmmword [ebp - 0x20], xmm6
movups xmmword [ebp - 0x10], xmm2
xor eax, dword [ebp + edi*4 - 0x40]
inc edi
movzx ecx, al
shr eax, 8
mov esi, dword [ecx*4 + 0x6f9208]
movzx ecx, al
shr eax, 8
mov edx, eax
shr edx, 8
xor esi, dword [ecx*4 + 0x6f8e08]
movzx ecx, al
mov eax, dword [edx*4 + 0x6f8608]
xor eax, dword [ecx*4 + 0x6f8a08]
xor eax, esi
cmp edi, 0x10
jl 0x4c3b24
mov ecx, dword [ebp + 8]
pop edi
pop esi
mov dword [ecx], eax
mov esp, ebp
pop ebp
ret
Function at 0x4c3b70
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ecx
mov ecx, dword [ebp + 8]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov eax, dword [ecx]
mov esi, dword [ebp + 0x14]
push edi
mov edi, dword [ebp + 0x10]
cmp edi, 7
jle 0x4c3c39
test bl, 3
je 0x4c3ba8
movzx edx, byte [ebx]
dec edi
movzx ecx, al
inc ebx
xor edx, ecx
shr eax, 8
xor eax, dword [esi + edx*4]
test bl, 3
jne 0x4c3b93
mov ecx, edi
and ecx, 0xfffffff8
add ebx, ecx
sub edi, ecx
neg ecx
mov dword [ebp + 0xc], ebx
mov dword [ebp + 0x10], edi
mov dword [ebp - 4], ecx
je 0x4c3c36
mov edi, dword [ebp + 0x14]
xor eax, dword [ebx + ecx]
lea esi, [ebx + ecx]
movzx ecx, al
shr eax, 8
mov edx, dword [edi + ecx*4 + 0xc00]
movzx ecx, al
shr eax, 8
xor edx, dword [edi + ecx*4 + 0x800]
movzx ecx, al
shr eax, 8
mov ebx, dword [edi + ecx*4 + 0x400]
xor ebx, dword [edi + eax*4]
xor ebx, dword [esi + 4]
xor ebx, edx
movzx eax, bl
shr ebx, 8
mov ecx, dword [edi + eax*4 + 0xc00]
movzx eax, bl
shr ebx, 8
xor ecx, dword [edi + eax*4 + 0x800]
movzx eax, bl
shr ebx, 8
mov eax, dword [edi + eax*4 + 0x400]
xor eax, dword [edi + ebx*4]
mov ebx, dword [ebp + 0xc]
xor eax, ecx
mov ecx, dword [ebp - 4]
add ecx, 8
mov dword [ebp - 4], ecx
jne 0x4c3bc1
mov edi, dword [ebp + 0x10]
mov esi, dword [ebp + 0x14]
mov ecx, dword [ebp + 8]
test edi, edi
jle 0x4c3c59
lea ecx, [ecx]
movzx edx, byte [ebx]
lea ebx, [ebx + 1]
movzx ecx, al
dec edi
xor edx, ecx
shr eax, 8
xor eax, dword [esi + edx*4]
test edi, edi
jg 0x4c3c40
mov ecx, dword [ebp + 8]
pop edi
pop esi
mov dword [ecx], eax
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4c3c70
Capabilities:
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
cmp byte [0x7e1140], 0
push esi
mov esi, dword [ebp + 8]
push edi
mov edi, dword [ebp + 0xc]
mov dword [ebp + 0xc], 0xffffffff
je 0x4c3cb2
cmp edi, 0xc0
jl 0x4c3cb2
mov eax, edi
shr eax, 6
dec eax
push eax
lea eax, [ebp + 0xc]
push esi
push eax
call fcn.004c3a20
mov eax, edi
add esp, 0xc
and eax, 0x3f
sub esi, eax
add esi, edi
mov edi, eax
push 0x6f8608
push edi
lea eax, [ebp + 0xc]
push esi
push eax
call fcn.004c3b70
mov eax, dword [ebp + 0xc]
add esp, 0x10
not eax
pop edi
pop esi
pop ebp
ret