joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10075be0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov eax, ecx
mov esi, edx
xor ebx, ebx
mov dword [ebp - 0x10], esi
mov dword [ebp - 0xc], eax
push edi
mov edi, dword [ebp + 0xc]
cmp eax, 0xffffffff
je 0x10075cef
cmp byte [ebp + 8], bl
je 0x10075c5b
test byte [esi], 8
je 0x10075c5b
xor eax, eax
mov dword [ebp - 8], eax
call fcn.100ad2a0
or byte [esi], 8
push ebx
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov ebx, dword [ebp - 0xc]
lea eax, [ebp - 8]
push 4
push eax
push 0x80
push 0xffff
push ebx
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esi, eax
call fcn.100ad2a0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
test esi, esi
jne 0x10075c5d
call fcn.100ad2a0
jmp 0x10075c5d
mov ebx, eax
push 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push ebx
call dword [sym.imp.WS2_32.dll_closesocket]
mov ebx, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [edi], eax
mov dword [edi + 4], esi
test ebx, ebx
je 0x10075cef
call fcn.100ad2a0
cmp dword [edi + 4], eax
jne 0x10075c96
cmp dword [edi], 0x2733
je 0x10075ca8
call fcn.100ad2a0
cmp dword [edi + 4], eax
jne 0x10075ceb
cmp dword [edi], 0x4d5
jne 0x10075ceb
mov ebx, dword [ebp - 0xc]
lea eax, [ebp - 8]
push eax
push 0x8004667e
push ebx
mov dword [ebp - 8], 0
call dword [sym.imp.WS2_32.dll_ioctlsocket]
mov eax, dword [ebp - 0x10]
push 0
and byte [eax], 0xfc
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push ebx
call dword [sym.imp.WS2_32.dll_closesocket]
mov ebx, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [edi], eax
mov dword [edi + 4], esi
test ebx, ebx
jne 0x10075cfd
call fcn.100ad2a0
mov dword [edi], 0
mov dword [edi + 4], eax
mov ecx, dword [ebp - 4]
mov eax, ebx
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret

Function at 0x10075d10
Capabilities:
Connect socket

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
mov esi, ecx
push edi
mov edi, edx
cmp esi, 0xffffffff
jne 0x10075d39
call fcn.100ad2a0
mov ecx, dword [ebp + 0xc]
mov dword [ecx + 4], eax
or eax, esi
mov dword [ecx], 0x2719
pop edi
pop esi
pop ebx
pop ecx
pop ebp
ret
push 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push dword [ebp + 8]
push edi
push esi
call dword [sym.imp.WS2_32.dll_connect]
mov ebx, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, dword [ebp + 0xc]
mov dword [edi], eax
mov dword [edi + 4], esi
test ebx, ebx
jne 0x10075d71
call fcn.100ad2a0
mov dword [edi], ebx
mov dword [edi + 4], eax
pop edi
pop esi
mov eax, ebx
pop ebx
pop ecx
pop ebp
ret
Function at 0x10075e20
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0x10]
push esi
push edi
push 0
mov edi, edx
mov esi, ecx
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push 0
push 0
lea eax, [ebp - 0xc]
mov dword [ebp - 8], 0
push eax
lea eax, [ebp - 8]
mov dword [ebp - 0xc], 0
push eax
push dword [ebp + 8]
push edi
push esi
call dword [sym.imp.WS2_32.dll_WSARecv]
mov edi, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [ebx], eax
mov dword [ebx + 4], esi
cmp eax, 0x40
jne 0x10075e8d
call fcn.100ad2a0
mov dword [ebx], 0x2746
jmp 0x10075e9f
cmp eax, 0x4d2
jne 0x10075ea2
call fcn.100ad2a0
mov dword [ebx], 0x274d
mov dword [ebx + 4], eax
test edi, edi
je 0x10075eba
or eax, 0xffffffff
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
call fcn.100ad2a0
mov ecx, dword [ebp - 4]
pop edi
mov dword [ebx + 4], eax
xor ecx, ebp
mov eax, dword [ebp - 8]
pop esi
mov dword [ebx], 0
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret

Function at 0x10075fc0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0x10]
push esi
push edi
push 0
mov edi, edx
mov esi, ecx
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push 0
push 0
push 0
lea eax, [ebp - 8]
mov dword [ebp - 8], 0
push eax
push dword [ebp + 8]
push edi
push esi
call dword [sym.imp.WS2_32.dll_WSASend]
mov edi, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [ebx], eax
mov dword [ebx + 4], esi
cmp eax, 0x40
jne 0x10076024
call fcn.100ad2a0
mov dword [ebx], 0x2746
jmp 0x10076036
cmp eax, 0x4d2
jne 0x10076039
call fcn.100ad2a0
mov dword [ebx], 0x274d
mov dword [ebx + 4], eax
test edi, edi
je 0x10076051
or eax, 0xffffffff
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
call fcn.100ad2a0
mov ecx, dword [ebp - 4]
pop edi
mov dword [ebx + 4], eax
xor ecx, ebp
mov eax, dword [ebp - 8]
pop esi
mov dword [ebx], 0
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
Function at 0x10076140
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0xc]
push esi
push edi
mov edi, ecx
mov esi, edx
push 0
mov dword [ebp - 8], edi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push 1
push 0
push 0
push dword [ebp + 8]
push esi
push edi
call dword [sym.imp.WS2_32.dll_WSASocketW]
mov edi, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [ebx], eax
mov dword [ebx + 4], esi
cmp edi, 0xffffffff
jne 0x100761a2
or eax, edi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
cmp dword [ebp - 8], 0x17
jne 0x100761c0
push 4
lea eax, [ebp - 8]
mov dword [ebp - 8], 0
push eax
push 0x1b
push 0x29
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
call fcn.100ad2a0
mov ecx, dword [ebp - 4]
mov dword [ebx + 4], eax
xor ecx, ebp
mov eax, edi
mov dword [ebx], 0
pop edi
pop esi
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret

Function at 0x100762a0
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x118
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, ecx
push edi
mov edi, dword [ebp + 8]
cmp esi, 0xffffffff
jne 0x100762e1
call fcn.100ad2a0
mov dword [edi + 4], eax
or eax, esi
mov dword [edi], 0x2719
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
push 0
mov dword [ebp - 0x114], esi
mov dword [ebp - 0x118], 1
mov dword [ebp - 0xc], 0
mov dword [ebp - 8], 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push 0
push 0
push 0
lea eax, [ebp - 0x118]
push eax
lea eax, [esi + 1]
push eax
call dword [sym.imp.WS2_32.dll_select]
mov ebx, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [edi], eax
mov dword [edi + 4], esi
test ebx, ebx
je 0x10076338
jle 0x10076346
call fcn.100ad2a0
mov dword [edi + 4], eax
mov dword [edi], 0
mov ecx, dword [ebp - 4]
mov eax, ebx
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
Function at 0x10076360
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x118
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, ecx
push edi
mov edi, dword [ebp + 8]
cmp esi, 0xffffffff
jne 0x100763a1
call fcn.100ad2a0
mov dword [edi + 4], eax
or eax, esi
mov dword [edi], 0x2719
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
push 0
mov dword [ebp - 0x114], esi
mov dword [ebp - 0x118], 1
mov dword [ebp - 0xc], 0
mov dword [ebp - 8], 0
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push 0
push 0
lea eax, [ebp - 0x118]
push eax
push 0
lea eax, [esi + 1]
push eax
call dword [sym.imp.WS2_32.dll_select]
mov ebx, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [edi], eax
mov dword [edi + 4], esi
test ebx, ebx
je 0x100763f8
jle 0x10076406
call fcn.100ad2a0
mov dword [edi + 4], eax
mov dword [edi], 0
mov ecx, dword [ebp - 4]
mov eax, ebx
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret

Function at 0x10076420
Capabilities:
Get socket status

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x21c
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, ecx
push edi
mov edi, edx
cmp esi, 0xffffffff
jne 0x10076460
call fcn.100ad2a0
mov dword [edi + 4], eax
or eax, esi
mov dword [edi], 0x2719
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
push 0
mov dword [ebp - 0x214], esi
mov dword [ebp - 0x218], 1
mov dword [ebp - 0x10c], esi
mov dword [ebp - 0x110], 1
call dword [sym.imp.WS2_32.dll_WSASetLastError]
push 0
lea eax, [ebp - 0x110]
push eax
lea eax, [ebp - 0x218]
push eax
push 0
lea eax, [esi + 1]
push eax
call dword [sym.imp.WS2_32.dll_select]
mov ebx, eax
call fcn.100ad2a0
mov esi, eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov dword [edi], eax
mov dword [edi + 4], esi
test ebx, ebx
js 0x100764ca
call fcn.100ad2a0
mov dword [edi], 0
mov dword [edi + 4], eax
mov ecx, dword [ebp - 4]
mov eax, ebx
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
Function at 0x10076900
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x100c0008
mov eax, dword fs:[0]
push eax
sub esp, 0x38
mov eax, dword [0x100f1850]
xor eax, esp
mov dword [esp + 0x30], eax
push ebx
push esi
push edi
mov eax, dword [0x100f1850]
xor eax, esp
push eax
lea eax, [esp + 0x48]
mov dword fs:[0], eax
mov ebx, ecx
mov dword [esp + 0x1c], ebx
lea eax, [ebx + 0xc]
push eax
mov dword [esp + 0x2c], eax
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov byte [esp + 0x2c], 1
mov dword [esp + 0x50], 0
mov esi, dword [ebx + 0x24]
test esi, esi
je 0x10076a6f
call fcn.100ad2a0
cmp dword [esi], 0xffffffff
je 0x100769cd
push 0
push 0
lea eax, [ebx + 8]
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedCompareExchange]
mov dword [esp + 0x38], eax
test eax, eax
je 0x100769cd
mov edi, dword [esi]
lea ebx, [eax + 0x18]
push ebx
mov dword [esp + 0x34], ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov byte [esp + 0x34], 1
mov byte [esp + 0x50], 1
call fcn.100ad2a0
mov ecx, dword [esp + 0x38]
mov dword [esp + 0x24], eax
lea eax, [esp + 0x20]
push eax
push edi
mov dword [esp + 0x28], 0x3e3
call fcn.10076750
mov byte [esp + 0x50], 0
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov ebx, dword [esp + 0x1c]
xorps xmm0, xmm0
movq qword [esp + 0x38], xmm0
mov dword [esp + 0x38], 0
call fcn.100ad2a0
mov ecx, dword [esi]
lea edx, [esi + 4]
mov dword [esp + 0x3c], eax
lea eax, [esp + 0x38]
push eax
push 1
call fcn.10075be0
add esp, 8
mov dword [esi], 0xffffffff
mov byte [esi + 4], 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov byte [esp + 0x50], 2
mov edi, dword [esi + 0xc]
mov dword [esp + 0x18], edi
mov dword [esi + 0xc], 0
mov eax, dword [esi + 8]
mov dword [esp + 0x14], eax
mov dword [esi + 8], 0
mov byte [esp + 0x50], 0
test edi, edi
je 0x10076a64
lea eax, [edi + 4]
or ecx, 0xffffffff
lock xadd dword [eax], ecx
jne 0x10076a64
mov eax, dword [edi]
mov ecx, edi
call dword [eax]
lea eax, [edi + 8]
or edx, 0xffffffff
lock xadd dword [eax], edx
jne 0x10076a64
mov eax, dword [edi]
mov ecx, edi
call dword [eax + 4]
mov esi, dword [esi + 0x14]
test esi, esi
jne 0x10076963
mov dword [esp + 0x50], 0xffffffff
push dword [esp + 0x28]
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov ecx, dword [esp + 0x48]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
Function at 0x10077340
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x104
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
xor eax, eax
mov dword [ebp - 0x104], 0x68004c
push esi
push edi
push 1
push 0x10100068
mov dword [ebp - 0xc8], eax
mov dword [ebp - 0xc4], eax
mov dword [ebp - 0xc0], eax
mov dword [ebp - 0xbc], eax
mov dword [ebp - 0xb8], eax
mov dword [ebp - 0xb4], eax
mov dword [ebp - 0xb0], eax
mov dword [ebp - 0xac], eax
mov dword [ebp - 0xa8], eax
mov dword [ebp - 0xa4], eax
mov dword [ebp - 0xa0], eax
mov dword [ebp - 0x9c], eax
mov dword [ebp - 0x98], eax
mov dword [ebp - 0x94], eax
mov dword [ebp - 0x90], eax
mov dword [ebp - 0x8c], eax
mov dword [ebp - 0x88], eax
mov dword [ebp - 0x84], eax
mov dword [ebp - 0x80], eax
mov dword [ebp - 0x7c], eax
mov dword [ebp - 0x78], eax
mov dword [ebp - 0x74], eax
mov dword [ebp - 0x70], eax
mov dword [ebp - 0x6c], eax
mov dword [ebp - 0x68], eax
mov dword [ebp - 0x64], eax
mov dword [ebp - 0x60], eax
mov dword [ebp - 0x5c], eax
mov dword [ebp - 0x58], eax
mov dword [ebp - 0x54], eax
mov dword [ebp - 0x50], eax
mov dword [ebp - 0x4c], eax
mov dword [ebp - 0x48], eax
mov dword [ebp - 0x44], eax
mov dword [ebp - 0x40], eax
mov dword [ebp - 0x3c], eax
mov dword [ebp - 0x38], eax
mov dword [ebp - 0x34], eax
mov dword [ebp - 0x30], eax
mov dword [ebp - 0x2c], eax
mov dword [ebp - 0x28], eax
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x20], eax
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0x104]
push 0x1e
push eax
mov dword [ebp - 0x100], 0x720072
mov dword [ebp - 0xfc], 0x6f0068
mov dword [ebp - 0xf8], 0x210066
mov dword [ebp - 0xf4], 0x60006c
mov dword [ebp - 0xf0], 0x65006f
mov dword [ebp - 0xec], 0x750060
mov dword [ebp - 0xe8], 0x73006e
mov dword [ebp - 0xe4], 0x210078
mov dword [ebp - 0xe0], 0x640069
mov dword [ebp - 0xdc], 0x650060
mov dword [ebp - 0xd8], 0x730064
mov dword [ebp - 0xd4], 0x21003b
mov dword [ebp - 0xd0], 0x300024
mov dword [ebp - 0xcc], 0x10024
call fcn.1004ae20
mov ecx, dword [ebp - 4]
add esp, 0x10
xor ecx, ebp
pop edi
pop esi
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
Function at 0x10077ce0
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x104
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
xor eax, eax
mov dword [ebp - 0x104], 0x646e6449
push ebx
push esi
push edi
push 0x6400
push 0x101000a8
mov dword [ebp - 0xc4], eax
mov dword [ebp - 0xc0], eax
mov dword [ebp - 0xbc], eax
mov dword [ebp - 0xb8], eax
mov dword [ebp - 0xb4], eax
mov dword [ebp - 0xb0], eax
mov dword [ebp - 0xac], eax
mov dword [ebp - 0xa8], eax
mov dword [ebp - 0xa4], eax
mov dword [ebp - 0xa0], eax
mov dword [ebp - 0x9c], eax
mov dword [ebp - 0x98], eax
mov dword [ebp - 0x94], eax
mov dword [ebp - 0x90], eax
mov dword [ebp - 0x8c], eax
mov dword [ebp - 0x88], eax
mov dword [ebp - 0x84], eax
mov dword [ebp - 0x80], eax
mov dword [ebp - 0x7c], eax
mov dword [ebp - 0x78], eax
mov dword [ebp - 0x74], eax
mov dword [ebp - 0x70], eax
mov dword [ebp - 0x6c], eax
mov dword [ebp - 0x68], eax
mov dword [ebp - 0x64], eax
mov dword [ebp - 0x60], eax
mov dword [ebp - 0x5c], eax
mov dword [ebp - 0x58], eax
mov dword [ebp - 0x54], eax
mov dword [ebp - 0x50], eax
mov dword [ebp - 0x4c], eax
mov dword [ebp - 0x48], eax
mov dword [ebp - 0x44], eax
mov dword [ebp - 0x40], eax
mov dword [ebp - 0x3c], eax
mov dword [ebp - 0x38], eax
mov dword [ebp - 0x34], eax
mov dword [ebp - 0x30], eax
mov dword [ebp - 0x2c], eax
mov dword [ebp - 0x28], eax
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x20], eax
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0x104]
push 0x20
push eax
mov dword [ebp - 0x100], 0x64616476
mov dword [ebp - 0xfc], 0x6469646c
mov dword [ebp - 0xf8], 0x64206464
mov dword [ebp - 0xf4], 0x64616464
mov dword [ebp - 0xf0], 0x64616474
mov dword [ebp - 0xec], 0x64726420
mov dword [ebp - 0xe8], 0x64636465
mov dword [ebp - 0xe4], 0x64696465
mov dword [ebp - 0xe0], 0x64656476
mov dword [ebp - 0xdc], 0x64206464
mov dword [ebp - 0xd8], 0x64726466
mov dword [ebp - 0xd4], 0x646d646f
mov dword [ebp - 0xd0], 0x6420643a
mov dword [ebp - 0xcc], 0x64316425
mov dword [ebp - 0xc8], 0x64006425
call fcn.1004ae20
mov ecx, dword [ebp - 4]
add esp, 0x10
xor ecx, ebp
pop edi
pop esi
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
Function at 0x10078470
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x1a4
mov eax, dword [0x100f1850]
xor eax, esp
mov dword [esp + 0x1a0], eax
push esi
push 0x101000ec
mov esi, ecx
call dword [sym.imp.KERNEL32.dll_InterlockedIncrement]
cmp eax, 1
jne 0x100784b6
lea eax, [esp + 0x10]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
push eax
push 0x101000f0
call dword [sym.imp.KERNEL32.dll_InterlockedExchange]
cmp byte [ebp + 8], 0
je 0x100784cd
push 0
push 0x101000f0
call dword [sym.imp.KERNEL32.dll_InterlockedExchangeAdd]
test eax, eax
jne 0x100784e4
mov ecx, dword [esp + 0x1a4]
mov eax, esi
pop esi
xor ecx, esp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret 4
xorps xmm0, xmm0
movq qword [esp + 8], xmm0
mov dword [esp + 8], eax
call fcn.100ad2a0
mov edx, str.winsock
mov dword [esp + 0xc], eax
lea ecx, [esp + 8]
call fcn.10074740
int3

Function at 0x10078a10
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x100c06c3
mov eax, dword fs:[0]
push eax
sub esp, 0x10
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov ebx, ecx
push 4
mov dword [ebp - 0x1c], ebx
mov dword [ebx], vtable.std::basic_streambuf_char__struct_std::char_traits_char__.0
call fcn.1008b100
mov esi, eax
add esp, 4
test esi, esi
je 0x10078a6a
push 1
mov dword [esi], 0
call fcn.10086be5
add esp, 4
mov dword [esi], eax
jmp 0x10078a6c
xor esi, esi
mov ecx, ebx
mov dword [ebx + 0x34], esi
call fcn.10006d30
mov dword [ebp - 4], 0
lea ecx, [ebx + 0x38]
mov eax, dword [ebp + 8]
mov dword [ebx], vtable.boost::asio::basic_streambuf_class_std::allocator_char__.0
mov dword [ecx], eax
mov dword [ebx + 0x3c], 0
mov dword [ebx + 0x40], 0
mov dword [ebx + 0x44], 0
mov byte [ebp - 4], 1
lea eax, [ebp - 0x18]
cmp dword [ecx], 0x80
mov dword [ebp - 0x18], 0x80
cmovbe eax, ecx
lea ecx, [ebp - 0x14]
mov esi, dword [eax]
cmp esi, 1
lea eax, [ebp - 0x18]
mov dword [ebp - 0x14], esi
cmovae eax, ecx
mov dword [ebp - 0x18], 1
lea ecx, [ebx + 0x3c]
push dword [eax]
call fcn.10079100
mov eax, dword [ebx + 0xc]
mov ecx, dword [ebx + 0x3c]
mov dword [eax], ecx
mov eax, dword [ebx + 0x1c]
mov dword [eax], ecx
sub ecx, ecx
mov eax, dword [ebx + 0x2c]
mov dword [eax], ecx
mov ecx, dword [ebx + 0x10]
mov edx, dword [ebx + 0x3c]
add esi, edx
sub esi, edx
mov dword [ecx], edx
mov ecx, dword [ebx + 0x20]
mov dword [ecx], edx
mov ecx, dword [ebx + 0x30]
mov dword [ecx], esi
mov dword [ebp - 4], 0xffffffff
mov eax, ebx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret 8
Function at 0x1007f2e0
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
mov eax, dword [0x100f1850]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
lea eax, [ebp - 0x28]
mov esi, ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
mov eax, dword [0x101012ec]
mov ecx, dword [ebp - 0x20]
mov ebx, dword [ebp - 0x1c]
mov dword [ebp - 0x30], ecx
test eax, eax
je 0x1007f320
cmp dword [eax + 4], 0
jne 0x1007f3d8
mov eax, dword [eax]
test eax, eax
jne 0x1007f310
and esi, 0xfffff000
mov dword [ebp - 0x2c], esi
add esi, 0xfffff000
push edi
mov edi, dword [sym.imp.KERNEL32.dll_VirtualAlloc]
cmp esi, ecx
jb 0x1007f360
lea ebx, [ebx]
push 0x40
push 0x3000
push 0x1000
push esi
call edi
test eax, eax
jne 0x1007f39f
sub esi, 0x1000
cmp esi, dword [ebp - 0x30]
jae 0x1007f340
jmp 0x1007f364
test eax, eax
jne 0x1007f39f
mov esi, dword [ebp - 0x2c]
add esi, 0x1000
cmp esi, ebx
jae 0x1007f3d7
push 0x40
push 0x3000
push 0x1000
push esi
call edi
test eax, eax
jne 0x1007f39f
add esi, 0x1000
cmp esi, ebx
jb 0x1007f371
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1008aee2
mov esp, ebp
pop ebp
ret
lea edx, [eax + 0x20]
mov dword [eax + 4], 0
mov esi, edx
mov dword [eax + 8], 0
sub esi, eax
mov ecx, dword [eax + 4]
add esi, 0x20
mov dword [edx], ecx
mov dword [eax + 4], edx
add edx, 0x20
cmp esi, 0xfe0
jbe 0x1007f3b4
mov ecx, dword [0x101012ec]
mov dword [eax], ecx
mov dword [0x101012ec], eax
pop edi
mov ecx, dword [ebp - 4]
pop esi
xor ecx, ebp
pop ebx
call fcn.1008aee2
mov esp, ebp
pop ebp
ret

Function at 0x10080460
Capabilities:
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
test edx, edx
jne 0x1008046b
xor eax, eax
pop ebp
ret
pop ebp
jmp fcn.10080480
Function at 0x10085d20
Capabilities:
Encode data using xor
Encrypt data using rc4 ksa
Manually build aes constants

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
mov eax, 0x100fe9a0
mov word [0x100feea0], 0
push esi
dec eax
mov word [0x100fe9a0], 0x301
push edi
mov edi, 0x100fe9a0
mov byte [0x100feea3], 1
mov ebx, 2
sub edi, eax
lea esi, [eax + 2]
mov cl, byte [esi]
lea esi, [esi + 1]
mov dl, cl
mov al, cl
and dl, 0x80
neg dl
sbb dl, dl
add al, al
xor al, cl
and dl, 0x1b
xor al, dl
mov byte [edi + esi - 1], al
movzx eax, al
mov byte [eax + 0x100feea0], bl
inc ebx
cmp ebx, 0x100
jl 0x10085d55
mov byte [0x100fe720], 0x63
mov ebx, 1
mov byte [0x100fe883], 0
jmp 0x10085da0
movzx eax, bl
mov ecx, 0x100fea9f
movzx eax, byte [eax + 0x100feea0]
sub ecx, eax
mov cl, byte [ecx]
mov dl, cl
rol dl, 1
xor cl, dl
rol dl, 1
xor cl, dl
rol dl, 1
mov al, dl
rol al, 1
xor al, cl
xor al, dl
xor al, 0x63
mov byte [ebx + 0x100fe720], al
movzx eax, al
mov byte [eax + 0x100fe820], bl
inc ebx
cmp ebx, 0x100
jl 0x10085da0
mov al, 1
mov edx, 0x100fe920
movzx ecx, al
mov dword [edx], ecx
mov cl, al
and cl, 0x80
neg cl
sbb cl, cl
add al, al
and cl, 0x1b
add edx, 4
xor al, cl
cmp edx, 0x100fe998
jl 0x10085de8
mov ecx, dword [0x100f2aa8]
xor esi, esi
mov edi, 0xff
mov ah, byte [esi + 0x100fe720]
mov bl, ah
mov bh, ah
and bl, 0x80
mov al, bl
neg al
sbb al, al
add bh, bh
and al, 0x1b
mov dl, bh
xor dl, al
xor dl, ah
neg bl
movzx edx, dl
sbb bl, bl
movzx eax, ah
shl edx, 8
and bl, 0x1b
or edx, eax
xor bh, bl
mov bl, byte [esi + 0x100fe820]
shl edx, 8
or edx, eax
movzx eax, bh
shl edx, 8
or edx, eax
mov dword [esi*4 + 0x100feaa0], edx
test cl, cl
je 0x10085e8c
test bl, bl
je 0x10085e8c
movzx eax, cl
movzx edx, bl
movzx eax, byte [eax + 0x100feea0]
movzx edx, byte [edx + 0x100feea0]
add eax, edx
cdq
idiv edi
mov al, byte [edx + 0x100fe9a0]
mov byte [ebp - 1], al
jmp 0x10085e90
mov byte [ebp - 1], 0
test ch, ch
je 0x10085ebc
test bl, bl
je 0x10085ebc
movzx eax, ch
movzx edx, bl
movzx eax, byte [eax + 0x100feea0]
movzx edx, byte [edx + 0x100feea0]
add eax, edx
cdq
idiv edi
mov al, byte [edx + 0x100fe9a0]
mov byte [ebp - 2], al
jmp 0x10085ec0
mov byte [ebp - 2], 0
mov al, byte [0x100f2aaa]
test al, al
je 0x10085eee
test bl, bl
je 0x10085eee
movzx eax, al
movzx edx, bl
movzx eax, byte [eax + 0x100feea0]
movzx edx, byte [edx + 0x100feea0]
add eax, edx
cdq
idiv edi
mov bh, byte [edx + 0x100fe9a0]
jmp 0x10085ef0
xor bh, bh
mov al, byte [0x100f2aab]
test al, al
je 0x10085f1e
test bl, bl
je 0x10085f1e
movzx eax, al
movzx edx, bl
movzx eax, byte [eax + 0x100feea0]
movzx edx, byte [edx + 0x100feea0]
add eax, edx
cdq
idiv edi
mov bl, byte [edx + 0x100fe9a0]
jmp 0x10085f20
xor bl, bl
movzx edx, byte [ebp - 1]
movzx eax, byte [ebp - 2]
shl edx, 8
or edx, eax
movzx eax, bh
shl edx, 8
or edx, eax
movzx eax, bl
shl edx, 8
or edx, eax
mov dword [esi*4 + 0x100fe320], edx
inc esi
cmp esi, 0x100
jl 0x10085e15
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret