joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10002070
Capabilities:
Resume thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
cmp dword [0x101288f0], eax
je 0x1000208e
mov eax, 0x10dd
jmp 0x1000216f
mov eax, dword [0x10128900]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
je 0x1000210c
lea ecx, [ebp - 0x1c]
push ecx
mov edx, dword [ebp - 4]
mov eax, dword [edx + 0x14]
push eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 0x10]
movzx eax, byte [edx + 0x36]
push eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 0xc]
push edx
call dword [sym.imp.KERNEL32.dll_VirtualProtect]
mov eax, dword [ebp - 4]
cmp dword [eax + 4], 0
jne 0x100020ea
mov ecx, dword [ebp - 4]
cmp dword [ecx + 0x10], 0
je 0x100020ea
mov edx, dword [ebp - 4]
mov eax, dword [edx + 0x10]
push eax
call fcn.10001710
add esp, 4
mov ecx, dword [ebp - 4]
mov dword [ecx + 0x10], 0
mov edx, dword [ebp - 4]
mov eax, dword [edx]
mov dword [ebp - 0x10], eax
mov ecx, dword [ebp - 4]
mov dword [ebp - 0xc], ecx
mov edx, dword [ebp - 0xc]
push edx
call fcn.1001274f
add esp, 4
mov eax, dword [ebp - 0x10]
mov dword [ebp - 4], eax
jmp 0x10002096
mov dword [0x10128900], 0
call fcn.10001a30
mov ecx, dword [0x101288fc]
mov dword [ebp - 8], ecx
cmp dword [ebp - 8], 0
je 0x10002159
mov edx, dword [ebp - 8]
mov eax, dword [edx + 4]
push eax
call dword [sym.imp.KERNEL32.dll_ResumeThread]
mov ecx, dword [ebp - 8]
mov edx, dword [ecx]
mov dword [ebp - 0x18], edx
mov eax, dword [ebp - 8]
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x14]
push ecx
call fcn.1001274f
add esp, 4
mov edx, dword [ebp - 0x18]
mov dword [ebp - 8], edx
jmp 0x10002124
mov dword [0x101288fc], 0
mov dword [0x101288f0], 0
xor eax, eax
mov esp, ebp
pop ebp
ret
Function at 0x10002660
Capabilities:
Suspend thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
cmp dword [0x101288f4], 0
je 0x10002679
mov eax, dword [0x101288f4]
jmp 0x10002719
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
cmp dword [ebp + 8], eax
jne 0x1000268b
xor eax, eax
jmp 0x10002719
push 8
call fcn.10012ac4
add esp, 4
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0xc]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
jne 0x100026e1
mov dword [ebp - 8], 8
cmp dword [ebp - 4], 0
je 0x100026ca
mov ecx, dword [ebp - 4]
mov dword [ebp - 0x10], ecx
mov edx, dword [ebp - 0x10]
push edx
call fcn.1001274f
add esp, 4
mov dword [ebp - 4], 0
mov eax, dword [ebp - 8]
mov dword [0x101288f4], eax
mov dword [0x101288f8], 0
mov eax, dword [ebp - 8]
jmp 0x10002719
mov ecx, dword [ebp + 8]
push ecx
call dword [sym.imp.KERNEL32.dll_SuspendThread]
cmp eax, 0xffffffff
jne 0x100026fb
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [ebp - 8], eax
jmp 0x100026ab
mov edx, dword [ebp - 4]
mov eax, dword [ebp + 8]
mov dword [edx + 4], eax
mov ecx, dword [ebp - 4]
mov edx, dword [0x101288fc]
mov dword [ecx], edx
mov eax, dword [ebp - 4]
mov dword [0x101288fc], eax
xor eax, eax
mov esp, ebp
pop ebp
ret 4

Function at 0x10003380
Capabilities:
Hash data using crc32b

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
mov edi, ecx
mov edx, 0x80
xor ecx, ecx
mov dword [ebp - 4], ecx
xor eax, eax
test cl, 1
cmovne eax, edx
shr ecx, 1
test cl, 1
je 0x100033a6
bts eax, 6
shr ecx, 1
test cl, 1
je 0x100033b1
bts eax, 5
shr ecx, 1
test cl, 1
je 0x100033bc
bts eax, 4
shr ecx, 1
test cl, 1
je 0x100033c7
bts eax, 3
shr ecx, 1
test cl, 1
je 0x100033d2
bts eax, 2
shr ecx, 1
test cl, 1
je 0x100033dd
bts eax, 1
test cl, 2
je 0x100033e6
bts eax, 0
shl eax, 0x18
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
add eax, eax
and ecx, 0x4c11db7
xor ecx, eax
mov edx, ecx
and edx, 0x80000000
neg edx
lea eax, [ecx + ecx]
sbb edx, edx
and edx, 0x4c11db7
xor edx, eax
mov ecx, edx
and ecx, 0x80000000
neg ecx
lea eax, [edx + edx]
sbb ecx, ecx
and ecx, 0x4c11db7
xor ecx, eax
mov edx, ecx
and edx, 0x80000000
neg edx
lea eax, [ecx + ecx]
sbb edx, edx
and edx, 0x4c11db7
xor edx, eax
mov ecx, edx
and ecx, 0x80000000
neg ecx
lea eax, [edx + edx]
sbb ecx, ecx
and ecx, 0x4c11db7
xor ecx, eax
mov edx, ecx
and edx, 0x80000000
neg edx
lea eax, [ecx + ecx]
sbb edx, edx
and edx, 0x4c11db7
xor edx, eax
mov ecx, edx
and ecx, 0x80000000
neg ecx
lea eax, [edx + edx]
sbb ecx, ecx
and ecx, 0x4c11db7
xor ecx, eax
mov ebx, ecx
and ebx, 0x80000000
neg ebx
lea eax, [ecx + ecx]
sbb ebx, ebx
and ebx, 0x4c11db7
xor ebx, eax
mov eax, dword [ebp - 4]
xor edx, edx
mov dword [edi + eax*4], ebx
lea esi, [edi + eax*4]
lea ecx, [edx + 1]
nop
test bl, 1
je 0x100034bf
mov eax, 0x20
sub eax, ecx
bts edx, eax
inc ecx
shr ebx, 1
cmp ecx, 0x21
jl 0x100034b0
mov ecx, dword [ebp - 4]
inc ecx
mov dword [esi], edx
mov dword [ebp - 4], ecx
mov edx, 0x80
cmp ecx, 0xff
jle 0x10003393
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x100034f0
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x410
mov eax, dword [0x1001e00c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push 0x10016764
push eax
lea eax, [ebp - 0x408]
mov dword [ebp - 0x40c], ecx
push eax
or ebx, 0xffffffff
mov dword [ebp - 0x408], 0
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll__wfopen_s]
add esp, 0xc
test eax, eax
je 0x10003548
or eax, 0xffffffff
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10012754
mov esp, ebp
pop ebp
ret 4
push esi
push edi
nop word [eax + eax]
push dword [ebp - 0x408]
lea eax, [ebp - 0x404]
push 0x400
push 1
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
mov edi, eax
lea esi, [ebp - 0x404]
add esp, 0x10
mov dword [ebp - 0x410], edi
mov edx, edi
test edi, edi
je 0x100035a3
mov edi, dword [ebp - 0x40c]
movzx eax, byte [esi]
lea esi, [esi + 1]
movzx ecx, bl
xor ecx, eax
shr ebx, 8
xor ebx, dword [edi + ecx*4]
sub edx, 1
jne 0x10003587
mov edi, dword [ebp - 0x410]
cmp edi, 0x400
je 0x10003550
push dword [ebp - 0x408]
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
mov ecx, dword [ebp - 4]
add esp, 4
not ebx
xor ecx, ebp
mov eax, ebx
pop edi
pop esi
pop ebx
call fcn.10012754
mov esp, ebp
pop ebp
ret 4

Function at 0x100035e0
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push edi
mov edi, dword [ebp + 0xc]
lea eax, [ebp + 0xc]
push 0x1001676c
push dword [ebp + 8]
mov dword [ebp - 4], ecx
push eax
mov dword [edi], 0xffffffff
mov dword [ebp + 0xc], 0
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fopen_s]
add esp, 0xc
test eax, eax
je 0x1000361a
xor al, al
pop edi
mov esp, ebp
pop ebp
ret 0xc
push ebx
push 0x400
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
add esp, 4
mov ebx, eax
mov dword [ebp + 8], ebx
push dword [ebp + 0xc]
test ebx, ebx
jne 0x10003648
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
add esp, 4
xor al, al
pop ebx
pop edi
mov esp, ebp
pop ebp
ret 0xc
push 0x400
push 1
push ebx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
add esp, 0x10
test eax, eax
je 0x100036a0
push esi
nop
mov esi, ebx
test eax, eax
je 0x10003687
mov ebx, dword [edi]
lea esi, [esi + 1]
movzx ecx, byte [esi - 1]
movzx edx, bl
xor edx, ecx
shr ebx, 8
mov ecx, dword [ebp - 4]
xor ebx, dword [ecx + edx*4]
mov dword [edi], ebx
sub eax, 1
jne 0x10003666
mov ebx, dword [ebp + 8]
push dword [ebp + 0xc]
push 0x400
push 1
push ebx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
add esp, 0x10
test eax, eax
jne 0x10003660
pop esi
push ebx
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
push dword [ebp + 0xc]
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
not dword [edi]
add esp, 8
mov al, 1
pop ebx
pop edi
mov esp, ebp
pop ebp
ret 0xc
Function at 0x100036c0
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push edi
mov edi, dword [ebp + 0xc]
lea eax, [ebp + 0xc]
push 0x10016764
push dword [ebp + 8]
mov dword [ebp - 4], ecx
push eax
mov dword [edi], 0xffffffff
mov dword [ebp + 0xc], 0
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll__wfopen_s]
add esp, 0xc
test eax, eax
je 0x100036fa
xor al, al
pop edi
mov esp, ebp
pop ebp
ret 0xc
push ebx
push 0x400
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
add esp, 4
mov ebx, eax
mov dword [ebp + 8], ebx
push dword [ebp + 0xc]
test ebx, ebx
jne 0x10003728
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
add esp, 4
xor al, al
pop ebx
pop edi
mov esp, ebp
pop ebp
ret 0xc
push 0x400
push 1
push ebx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
add esp, 0x10
test eax, eax
je 0x10003780
push esi
nop
mov esi, ebx
test eax, eax
je 0x10003767
mov ebx, dword [edi]
lea esi, [esi + 1]
movzx ecx, byte [esi - 1]
movzx edx, bl
xor edx, ecx
shr ebx, 8
mov ecx, dword [ebp - 4]
xor ebx, dword [ecx + edx*4]
mov dword [edi], ebx
sub eax, 1
jne 0x10003746
mov ebx, dword [ebp + 8]
push dword [ebp + 0xc]
push 0x400
push 1
push ebx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fread]
add esp, 0x10
test eax, eax
jne 0x10003740
pop esi
push ebx
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
push dword [ebp + 0xc]
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fclose]
not dword [edi]
add esp, 8
mov al, 1
pop ebx
pop edi
mov esp, ebp
pop ebp
ret 0xc

Function at 0x10003800
Capabilities:
Create tcp socket
Create udp socket
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x198
mov eax, dword [0x1001e00c]
xor eax, esp
mov dword [esp + 0x194], eax
lea eax, [esp]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x10003843
xor al, al
mov ecx, dword [esp + 0x194]
xor ecx, esp
call fcn.10012754
mov esp, ebp
pop ebp
ret 4
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [0x1001e044], eax
cmp eax, 0xffffffff
je 0x1000382d
call dword [sym.imp.WS2_32.dll_WSACreateEvent]
mov dword [0x1001e048], eax
test eax, eax
je 0x1000382d
mov ecx, dword [esp + 0x194]
mov al, 1
xor ecx, esp
mov dword [0x1011e054], 0x10004550
call fcn.10012754
mov esp, ebp
pop ebp
ret 4
Function at 0x10003890
Capabilities:
Connect socket
Resolve dns

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x18
mov eax, dword [0x1001e00c]
xor eax, esp
mov dword [esp + 0x14], eax
cmp dword [0x1001e044], 0xffffffff
push esi
mov esi, dword [ebp + 8]
push edi
jne 0x100038e1
mov ecx, 1
call fcn.10011340
push eax
push 0
push 0x1011e1d8
call fcn.100087b0
add esp, 0xc
xor al, al
pop edi
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.10012754
mov esp, ebp
pop ebp
ret 8
push dword [ebp + 0xc]
mov edi, 2
mov word [esp + 0x10], di
call dword [sym.imp.WS2_32.dll_htons]
push esi
mov word [esp + 0x12], ax
call dword [sym.imp.WS2_32.dll_inet_addr]
mov dword [esp + 0x10], eax
cmp eax, 0xffffffff
jne 0x1000392b
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x1000392b
movsx ecx, word [eax + 0xa]
mov eax, dword [eax + 0xc]
push ecx
push dword [eax]
lea eax, [esp + 0x18]
push eax
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
push 0x10
lea eax, [esp + 0x10]
push eax
push dword [0x1001e044]
call dword [sym.imp.WS2_32.dll_connect]
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0xffffffff
jne 0x1000398b
call esi
cmp eax, 0x2733
je 0x1000398b
call esi
mov ecx, edi
push eax
call fcn.10011340
push eax
push 0
push 0x1011e1d8
call fcn.100087b0
add esp, 0x10
mov ecx, 0x1001e040
call fcn.10003a20
xor al, al
pop edi
pop esi
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.10012754
mov esp, ebp
pop ebp
ret 8
push 0x23
push dword [0x1001e048]
push dword [0x1001e044]
call dword [sym.imp.WS2_32.dll_WSAEventSelect]
cmp eax, 0xffffffff
jne 0x100039ad
call esi
mov ecx, 3
jmp 0x10003956
push 0x80000
push 0
push 0x1001e04c
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
mov dword [0x1009e04c], 0
push 0x80000
push 0
push 0x1009e050
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
mov dword [0x1011e050], 0
push 0x10129120
push ecx
push 0x1001e040
push 0x10003f00
call fcn.100115c0
mov ecx, dword [esp + 0x1c]
pop edi
pop esi
mov dword [0x1011e074], eax
xor ecx, esp
mov byte [0x1011e078], 1
mov al, 1
call fcn.10012754
mov esp, ebp
pop ebp
ret 8

Function at 0x10003a20
Capabilities:
Terminate thread

Disassembly:
push esi
mov esi, ecx
cmp dword [esi + 0x100034], 0
je 0x10003a5a
push 0
mov dword [0x10129120], 0xffffffff
push dword [esi + 0x100034]
call dword [sym.imp.KERNEL32.dll_TerminateThread]
push dword [esi + 0x100034]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [esi + 0x100034], 0
mov eax, dword [esi + 4]
cmp eax, 0xffffffff
je 0x10003a70
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov dword [esi + 4], 0xffffffff
mov eax, dword [esi + 8]
test eax, eax
je 0x10003a85
push eax
call dword [sym.imp.WS2_32.dll_WSACloseEvent]
mov dword [esi + 8], 0
mov byte [esi + 0x100038], 0
pop esi
ret
Function at 0x10003a90
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push esi
mov esi, ecx
mov dword [ebp - 8], 0
push edi
push 0
mov eax, 0x80000
mov ecx, dword [esi + 0x8000c]
sub eax, ecx
push eax
lea eax, [esi + 0xc]
add eax, ecx
push eax
push dword [esi + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
jne 0x10003ae5
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
call edi
cmp eax, 0x2733
je 0x10003be4
call edi
mov ecx, 4
jmp 0x10003c2a
add dword [esi + 0x8000c], eax
cmp dword [esi + 0x8000c], 4
jl 0x10003be4
xor ecx, ecx
lea edi, [esi + 0xc]
lea eax, [edi + ecx]
mov dword [ebp - 0xc], eax
mov al, byte [eax]
cmp al, 0xc1
jne 0x10003b16
movzx ebx, byte [ecx + esi + 0xd]
mov dl, al
mov al, byte [ecx + esi + 0xf]
jmp 0x10003b37
cmp al, 0xc2
jne 0x10003c20
mov dl, al
movzx eax, byte [ecx + esi + 0xd]
shl ax, 8
movzx ebx, ax
movzx eax, byte [ecx + esi + 0xe]
or ebx, eax
mov al, byte [ecx + esi + 0x10]
cmp ebx, 4
jl 0x10003bed
cmp ebx, 0x80000
jg 0x10003bed
cmp ebx, dword [esi + 0x8000c]
jg 0x10003bba
lea edi, [ecx + esi]
cmp dl, 0xc1
jne 0x10003b72
movzx eax, byte [ecx + esi + 0xe]
lea edx, [ebx - 3]
push eax
lea ecx, [edi + 0xf]
call fcn.10010f30
mov al, byte [edi + 0xf]
jmp 0x10003b86
movzx eax, byte [ecx + esi + 0xf]
lea edx, [ebx - 4]
push eax
lea ecx, [edi + 0x10]
call fcn.10010f30
mov al, byte [edi + 0x10]
add esp, 4
mov byte [ebp - 4], al
mov eax, dword [esi + 0x100014]
push ebx
push dword [ebp - 0xc]
push dword [ebp - 4]
call eax
mov ecx, dword [ebp - 8]
add esp, 0xc
sub dword [esi + 0x8000c], ebx
add ecx, ebx
cmp dword [esi + 0x8000c], 0
mov dword [ebp - 8], ecx
jle 0x10003be4
jmp 0x10003afa
test ecx, ecx
jle 0x10003be4
mov eax, dword [esi + 0x8000c]
test eax, eax
jle 0x10003be4
mov edx, 0x80000
sub edx, ecx
cmp eax, edx
jg 0x10003be4
push eax
lea eax, [esi + 0xc]
add eax, ecx
push eax
push edi
call dword [sym.imp.VCRUNTIME140.dll_memmove]
add esp, 0xc
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movzx eax, al
mov ecx, 6
push eax
movzx eax, dl
push ebx
push eax
call fcn.10011340
push eax
push 0
push 0x1011e1d8
call fcn.100087b0
add esp, 0x18
mov ecx, esi
call fcn.10003a20
xor al, al
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movzx eax, byte [ecx + esi + 0xc]
mov ecx, 5
push eax
call fcn.10011340
push eax
push 0
push 0x1011e1d8
call fcn.100087b0
add esp, 0x10
mov ecx, esi
call fcn.10003a20
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x10003c50
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
mov eax, 0x8000c
call fcn.10013880
mov eax, dword [0x1001e00c]
xor eax, esp
mov dword [esp + 0x80008], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
push 0x1011e05c
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov ebx, dword [0x1001e044]
cmp ebx, 0xffffffff
je 0x10003d23
cmp byte [0x1011e078], 0
je 0x10003d23
mov esi, dword [ebp + 0xc]
lea eax, [esp + 0x10]
push esi
push edi
push eax
call sub.VCRUNTIME140.dll_memcpy
mov al, byte [esp + 0x1c]
add esp, 0xc
cmp al, 0xc1
jne 0x10003cc2
push dword [esp + 0x12]
lea edx, [esi - 3]
lea ecx, [esp + 0x17]
jmp 0x10003cde
cmp al, 0xc3
jne 0x10003cd3
push dword [esp + 0x15]
lea edx, [esi - 6]
lea ecx, [esp + 0x1a]
jmp 0x10003cde
push dword [esp + 0x13]
lea edx, [esi - 4]
lea ecx, [esp + 0x18]
call fcn.10010fd0
mov eax, dword [0x1011e050]
add esp, 4
test eax, eax
jle 0x10003d86
lea ecx, [eax + esi]
cmp ecx, 0x80000
jle 0x10003d47
push ecx
mov ecx, 7
call fcn.10011340
push eax
push 0
push 0x1011e1d8
call fcn.100087b0
add esp, 0x10
mov ecx, 0x1001e040
call fcn.10003a20
push 0x1011e05c
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
xor al, al
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x80008]
xor ecx, esp
call fcn.10012754
mov esp, ebp
pop ebp
ret 8
push esi
lea ecx, [esp + 0x14]
push ecx
lea eax, [eax + 0x1009e050]
push eax
call sub.VCRUNTIME140.dll_memcpy
add esp, 0xc
add dword [0x1011e050], esi
push 0x1011e05c
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov al, 1
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x80008]
xor ecx, esp
call fcn.10012754
mov esp, ebp
pop ebp
ret 8
xor edi, edi
test esi, esi
jle 0x10003d62
nop dword [eax]
push 0
push esi
lea eax, [esp + 0x18]
add eax, edi
push eax
push ebx
call dword [sym.imp.WS2_32.dll_send]
cmp eax, 0xffffffff
je 0x10003db6
sub esi, eax
add edi, eax
test esi, esi
jle 0x10003d62
mov ebx, dword [0x1001e044]
jmp 0x10003d90
mov ebx, dword [sym.imp.WS2_32.dll_WSAGetLastError]
call ebx
cmp eax, 0x2733
jne 0x10003e21
mov ecx, dword [0x1011e050]
lea eax, [ecx + esi]
cmp eax, 0x80000
jle 0x10003de0
push eax
mov ecx, 8
jmp 0x10003d04
lea eax, [esp + 0x10]
add eax, edi
push esi
push eax
lea eax, [ecx + 0x1009e050]
push eax
call sub.VCRUNTIME140.dll_memcpy
add dword [0x1011e050], esi
add esp, 0xc
push 0x1011e05c
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov ecx, dword [esp + 0x80014]
mov al, 1
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.10012754
mov esp, ebp
pop ebp
ret 8
call ebx
push eax
mov ecx, 9
jmp 0x10003d04
Function at 0x10003e30
Capabilities:
Send data
Send data on socket

Disassembly:
push ebx
push esi
mov esi, ecx
push edi
lea ebx, [esi + 0x10001c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
xor edi, edi
cmp dword [esi + 0x100010], edi
jle 0x10003e82
lea eax, [esi + 0x80010]
push 0
push dword [esi + 0x100010]
add eax, edi
push eax
push dword [esi + 4]
call dword [sym.imp.WS2_32.dll_send]
cmp eax, 0xffffffff
je 0x10003e8f
sub dword [esi + 0x100010], eax
add edi, eax
cmp dword [esi + 0x100010], 0
lea eax, [esi + 0x80010]
jg 0x10003e52
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov al, 1
pop edi
pop esi
pop ebx
ret
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
jne 0x10003ec8
push dword [esi + 0x100010]
lea eax, [esi + 0x80010]
add eax, edi
push eax
lea eax, [esi + 0x80010]
push eax
call dword [sym.imp.VCRUNTIME140.dll_memmove]
add esp, 0xc
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov al, 1
pop edi
pop esi
pop ebx
ret
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
mov ecx, 0xa
call fcn.10011340
push eax
push 0
push 0x1011e1d8
call fcn.100087b0
add esp, 0x10
mov ecx, esi
call fcn.10003a20
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
xor al, al
pop ebx
ret

Function at 0x10004290
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
push 0
push 0x20
push 3
push 0
push 1
push connect
push dword [ebp + 8]
mov edi, ecx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x100042f2
push 0
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [edi + 8], eax
mov eax, dword [edi + 4]
test eax, eax
je 0x100042d9
push eax
call fcn.10012ab6
add esp, 4
mov dword [edi + 4], 0
push dword [edi + 8]
call fcn.10012abb
add esp, 4
mov dword [edi + 4], eax
test eax, eax
jne 0x100042fa
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
xor al, al
pop esi
pop ebp
ret 4
push 0
lea ecx, [ebp + 8]
mov dword [ebp + 8], 0
push ecx
push dword [edi + 8]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
push esi
test eax, eax
je 0x100042ec
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
mov al, 1
pop esi
pop ebp
ret 4

Function at 0x10004330
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
push dword [ebp + 8]
mov esi, ecx
call fcn.10004290
test al, al
je 0x100043b5
mov ecx, dword [esi + 8]
cmp ecx, 8
jb 0x100043b5
mov edx, dword [esi + 4]
mov eax, dword [edx]
cmp eax, dword [0x100167b8]
jne 0x100043b5
mov eax, dword [edx + 4]
cmp eax, dword [0x100167bc]
jne 0x100043b5
lea eax, [ecx - 8]
xor edx, edx
test eax, eax
jle 0x100043a9
nop dword [eax + eax]
mov ecx, dword [esi + 4]
mov eax, edx
and eax, 0x1f
movsx eax, byte [eax + 0x10123204]
and eax, 0xf
mov al, byte [eax + str._7_]
sub byte [ecx + edx + 8], al
mov eax, edx
mov ecx, dword [esi + 4]
and eax, 0xf
mov al, byte [eax + str._7_]
xor byte [ecx + edx + 8], al
inc edx
mov eax, dword [esi + 8]
sub eax, 8
cmp edx, eax
jl 0x10004370
mov ecx, esi
call fcn.100043c0
pop esi
pop ebp
ret 4
xor al, al
pop esi
pop ebp
ret 4
Function at 0x100043c0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
push edi
mov edi, ecx
lea esi, [edi + 0xc]
call dword [sym.imp.api_ms_win_crt_utility_l1_1_0.dll_rand]
cdq
mov ecx, 0x3e8
idiv ecx
push edx
push str.Data_t_d.bmd
push esi
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
push 0
push 0x102
push 2
push 0
push 7
push 0x40000000
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x10004436
push 0
lea eax, [ebp - 4]
mov dword [ebp - 4], 0
push eax
mov eax, dword [edi + 8]
sub eax, 8
push eax
mov eax, dword [edi + 4]
add eax, 8
push eax
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
push esi
test eax, eax
jne 0x1000443e
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
xor al, al
pop esi
mov esp, ebp
pop ebp
ret
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
mov al, 1
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x10004450
Capabilities:
Delete file

Disassembly:
push esi
mov esi, ecx
mov edx, 0x1001679d
push edi
push ebx
lea edi, [esi + 0xc]
mov eax, edi
nop
mov bl, byte [eax]
cmp bl, byte [edx]
jne 0x10004480
test bl, bl
je 0x1000447c
mov cl, byte [eax + 1]
cmp cl, byte [edx + 1]
jne 0x10004480
add eax, 2
add edx, 2
test cl, cl
jne 0x10004460
xor eax, eax
jmp 0x10004485
sbb eax, eax
or eax, 1
pop ebx
test eax, eax
je 0x100044bb
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test eax, eax
je 0x100044bb
push dword [esi + 4]
call fcn.10012ab6
push 0x100
push 0
push edi
mov dword [esi + 4], 0
mov dword [esi + 8], 0
call sub.VCRUNTIME140.dll_memset
add esp, 0x10
pop edi
pop esi
ret