joyce8/EMBER2024-capa huggingface dataset:
Function at 0x45983c
Capabilities:
Get common file path
Get file system object information

Disassembly:
mov edi, edi
push esi
mov esi, ecx
call fcn.00477fcf
call fcn.0041ad17
cmp dword [eax + 0x14], 0
jne 0x459859
mov ecx, esi
pop esi
jmp fcn.0045920f
pop esi
ret

Function at 0x4924db
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push esi
mov esi, dword [ebp + 0xc]
push edi
mov dword [ebp - 4], ecx
test esi, esi
jne 0x4924f5
call fcn.0041b2e6
mov esi, dword [eax + 0xc]
push dword [0x57b1b0]
push dword [ebp + 8]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
mov edi, eax
test edi, edi
jne 0x492513
xor eax, eax
pop edi
pop esi
leave
ret 8
push edi
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov dword [ebp + 0xc], eax
test eax, eax
je 0x49250b
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov ebx, eax
test ebx, ebx
jne 0x492540
xor esi, esi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_FreeResource]
mov eax, esi
pop ebx
jmp 0x49250d
push edi
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov ecx, dword [ebp - 4]
push eax
push ebx
call fcn.00492409
mov esi, eax
jmp 0x492532

Function at 0x4e6f29
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ebx
push esi
mov esi, dword [ebp + 8]
test byte [esi + 4], 1
push edi
mov ebx, ecx
je 0x4e6f41
mov edi, dword [esi + 0xc]
jmp 0x4e6f81
push 5
push dword [esi + 0xc]
push dword [esi + 8]
call dword [sym.imp.KERNEL32.dll_FindResourceA]
mov edi, eax
test edi, edi
jne 0x4e6f5a
call fcn.0041c0fb
push edi
push dword [esi + 8]
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov edi, eax
test edi, edi
jne 0x4e6f6f
call fcn.0041c0fb
push edi
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
test edi, edi
jne 0x4e6f81
call fcn.0041c0fb
call fcn.0041b2e6
cmp dword [eax + 0x3c], 0
je 0x4e6f96
push edi
mov ecx, ebx
call fcn.004e5de7
mov edi, eax
push dword [ebp + 0xc]
push edi
call fcn.004e6e43
mov dword [ebp + 8], eax
mov eax, dword [ebx + 0x7c]
test eax, eax
je 0x4e6fb4
push eax
call dword [sym.imp.KERNEL32.dll_GlobalFree]
and dword [ebx + 0x7c], 0
mov eax, dword [ebp + 8]
test eax, eax
je 0x4e6fc0
mov edi, eax
mov dword [ebx + 0x7c], eax
or dword [esi + 4], 1
mov dword [esi + 0xc], edi
pop edi
pop esi
pop ebx
pop ebp
ret 8

Function at 0x505abd
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x575e34]
jne 0x505ac7
repz ret
jmp fcn.0050e56c
Function at 0x10001310
Capabilities:
Hash data using crc32b

Disassembly:
push ebx
xor edx, edx
push edi
xor eax, eax
test dl, 1
je 0x10001320
mov eax, 0x80
mov ecx, edx
shr ecx, 1
test cl, 1
je 0x1000132c
or eax, 0x40
shr ecx, 1
test cl, 1
je 0x10001336
or eax, 0x20
shr ecx, 1
test cl, 1
je 0x10001340
or eax, 0x10
shr ecx, 1
test cl, 1
je 0x1000134a
or eax, 8
shr ecx, 1
test cl, 1
je 0x10001354
or eax, 4
shr ecx, 1
test cl, 1
je 0x1000135e
or eax, 2
test cl, 2
je 0x10001366
or eax, 1
shl eax, 0x18
mov ecx, eax
and eax, 0x80000000
neg eax
sbb eax, eax
add ecx, ecx
and eax, 0x4c11db7
xor eax, ecx
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, 0x4c11db7
add eax, eax
xor ecx, eax
mov eax, ecx
and eax, 0x80000000
neg eax
sbb eax, eax
add ecx, ecx
and eax, 0x4c11db7
xor eax, ecx
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, 0x4c11db7
add eax, eax
xor ecx, eax
mov eax, ecx
and eax, 0x80000000
neg eax
sbb eax, eax
add ecx, ecx
and eax, 0x4c11db7
xor eax, ecx
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, 0x4c11db7
add eax, eax
xor ecx, eax
mov eax, ecx
and eax, 0x80000000
neg eax
sbb eax, eax
add ecx, ecx
and eax, 0x4c11db7
xor eax, ecx
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, 0x4c11db7
add eax, eax
xor ecx, eax
xor edi, edi
mov dword [esi + edx*4], ecx
mov eax, ecx
lea ecx, [edi + 0x1f]
jmp 0x10001420
test al, 1
je 0x1000142d
mov ebx, 1
shl ebx, cl
or edi, ebx
dec ecx
shr eax, 1
cmp ecx, 0xffffffff
jg 0x10001420
mov dword [esi + edx*4], edi
inc edx
cmp edx, 0xff
jle 0x10001314
pop edi
pop ebx
ret

Function at 0x10001450
Capabilities:
Encode data using xor

Disassembly:
or eax, 0xffffffff
test ecx, ecx
je 0x10001479
push ebx
push edi
lea esp, [esp]
movzx ebx, byte [edx]
mov edi, eax
and edi, 0xff
xor edi, ebx
shr eax, 8
xor eax, dword [esi + edi*4]
inc edx
dec ecx
jne 0x10001460
pop edi
pop ebx
not eax
ret

Function at 0x10001480
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x408
mov eax, dword [0x1001c018]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push esi
push 0x10017784
push eax
lea eax, [ebp - 0x408]
push eax
or esi, 0xffffffff
mov dword [ebp - 0x408], 0
call dword [sym.imp.MSVCR100.dll__wfopen_s]
add esp, 0xc
test eax, eax
je 0x100014d2
or eax, 0xffffffff
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100143c4
mov esp, ebp
pop ebp
ret 8
push ebx
push edi
mov ecx, dword [ebp - 0x408]
push ecx
push 0x400
lea edx, [ebp - 0x404]
push 1
push edx
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
mov ecx, eax
lea edx, [ebp - 0x404]
test eax, eax
je 0x1000151a
mov edi, edi
movzx ebx, byte [edx]
mov edi, esi
and edi, 0xff
xor edi, ebx
mov ebx, dword [ebp + 8]
shr esi, 8
xor esi, dword [ebx + edi*4]
inc edx
dec ecx
jne 0x10001500
cmp eax, 0x400
je 0x100014d4
mov eax, dword [ebp - 0x408]
push eax
call dword [sym.imp.MSVCR100.dll_fclose]
mov ecx, dword [ebp - 4]
add esp, 4
pop edi
mov eax, esi
pop ebx
xor ecx, ebp
not eax
pop esi
call fcn.100143c4
mov esp, ebp
pop ebp
ret 8
Function at 0x10001550
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x1001778c
push eax
lea ecx, [ebp - 4]
push ecx
mov dword [esi], 0xffffffff
mov dword [ebp - 4], 0
call dword [sym.imp.MSVCR100.dll_fopen_s]
add esp, 0xc
test eax, eax
je 0x10001582
xor al, al
mov esp, ebp
pop ebp
ret 4
push edi
push 0x400
call dword [sym.imp.MSVCR100.dll_malloc]
mov edi, eax
add esp, 4
mov dword [ebp - 8], edi
test edi, edi
jne 0x100015b0
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.MSVCR100.dll_fclose]
add esp, 4
xor al, al
pop edi
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp - 4]
push eax
push 0x400
push 1
push edi
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
test eax, eax
je 0x10001613
push ebx
lea ebx, [ebx]
mov ecx, eax
mov edx, edi
test eax, eax
je 0x100015f9
mov eax, dword [esi]
movzx ebx, byte [edx]
mov edi, eax
and edi, 0xff
xor edi, ebx
mov ebx, dword [ebp + 8]
shr eax, 8
xor eax, dword [ebx + edi*4]
inc edx
dec ecx
mov dword [esi], eax
jne 0x100015d8
mov edi, dword [ebp - 8]
mov ecx, dword [ebp - 4]
push ecx
push 0x400
push 1
push edi
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
test eax, eax
jne 0x100015d0
pop ebx
push edi
call dword [sym.imp.MSVCR100.dll_free]
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.MSVCR100.dll_fclose]
mov eax, dword [esi]
not eax
add esp, 8
mov dword [esi], eax
mov al, 1
pop edi
mov esp, ebp
pop ebp
ret 4

Function at 0x10001640
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x10017784
push eax
lea ecx, [ebp - 4]
push ecx
mov dword [esi], 0xffffffff
mov dword [ebp - 4], 0
call dword [sym.imp.MSVCR100.dll__wfopen_s]
add esp, 0xc
test eax, eax
je 0x10001672
xor al, al
mov esp, ebp
pop ebp
ret 4
push edi
push 0x400
call dword [sym.imp.MSVCR100.dll_malloc]
mov edi, eax
add esp, 4
mov dword [ebp - 8], edi
test edi, edi
jne 0x100016a0
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.MSVCR100.dll_fclose]
add esp, 4
xor al, al
pop edi
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp - 4]
push eax
push 0x400
push 1
push edi
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
test eax, eax
je 0x10001703
push ebx
lea ebx, [ebx]
mov ecx, eax
mov edx, edi
test eax, eax
je 0x100016e9
mov eax, dword [esi]
movzx ebx, byte [edx]
mov edi, eax
and edi, 0xff
xor edi, ebx
mov ebx, dword [ebp + 8]
shr eax, 8
xor eax, dword [ebx + edi*4]
inc edx
dec ecx
mov dword [esi], eax
jne 0x100016c8
mov edi, dword [ebp - 8]
mov ecx, dword [ebp - 4]
push ecx
push 0x400
push 1
push edi
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
test eax, eax
jne 0x100016c0
pop ebx
push edi
call dword [sym.imp.MSVCR100.dll_free]
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.MSVCR100.dll_fclose]
mov eax, dword [esi]
not eax
add esp, 8
mov dword [esi], eax
mov al, 1
pop edi
mov esp, ebp
pop ebp
ret 4
Function at 0x10001770
Capabilities:
Create tcp socket
Create udp socket
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x198
mov eax, dword [0x1001c018]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x198]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x100017a9
xor al, al
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100143c4
mov esp, ebp
pop ebp
ret
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [0x100218ac], eax
cmp eax, 0xffffffff
je 0x10001799
call dword [sym.imp.WS2_32.dll_WSACreateEvent]
mov dword [0x100218b0], eax
test eax, eax
je 0x10001799
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov dword [0x101218bc], 0x10003680
mov al, 1
call fcn.100143c4
mov esp, ebp
pop ebp
ret

Function at 0x100017f0
Capabilities:
Connect socket
Create thread
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x1001c018]
xor eax, ebp
mov dword [ebp - 8], eax
cmp dword [0x100218ac], 0xffffffff
push esi
mov esi, ecx
jne 0x1000183c
push 0x10020a98
call fcn.10010f90
add esp, 4
push eax
push 0
mov ecx, 0x10121ab8
call fcn.100078b0
add esp, 8
xor al, al
pop esi
mov ecx, dword [ebp - 8]
xor ecx, ebp
call fcn.100143c4
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp + 8]
mov eax, 2
push ecx
mov word [ebp - 0x18], ax
call dword [sym.imp.WS2_32.dll_htons]
push esi
mov word [ebp - 0x16], ax
call dword [sym.imp.WS2_32.dll_inet_addr]
mov dword [ebp - 0x14], eax
cmp eax, 0xffffffff
jne 0x10001884
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x10001884
movsx edx, word [eax + 0xa]
mov eax, dword [eax + 0xc]
mov ecx, dword [eax]
push edx
push ecx
lea edx, [ebp - 0x14]
push edx
call sub.MSVCR100.dll_memcpy
add esp, 0xc
mov ecx, dword [0x100218ac]
push 0x10
lea eax, [ebp - 0x18]
push eax
push ecx
call dword [sym.imp.WS2_32.dll_connect]
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0xffffffff
jne 0x100018e8
call esi
cmp eax, 0x2733
je 0x100018e8
call esi
push eax
push 0x10020b98
call fcn.10010f90
add esp, 4
push eax
push 0
mov ecx, 0x10121ab8
call fcn.100078b0
add esp, 0xc
mov esi, 0x100218a8
call fcn.10001980
xor al, al
pop esi
mov ecx, dword [ebp - 8]
xor ecx, ebp
call fcn.100143c4
mov esp, ebp
pop ebp
ret 4
mov edx, dword [0x100218b0]
mov eax, dword [0x100218ac]
push 0x23
push edx
push eax
call dword [sym.imp.WS2_32.dll_WSAEventSelect]
cmp eax, 0xffffffff
jne 0x1000190c
call esi
push eax
push 0x10020c98
jmp 0x100018b3
push 0x80000
push 0
push 0x100218b4
call sub.MSVCR100.dll_memset
add esp, 0xc
push 0x80000
push 0
push 0x100a18b8
mov dword [0x100a18b4], 0
call sub.MSVCR100.dll_memset
add esp, 0xc
push 0x1012cdc4
push 0
push 0x100218a8
push 0x10001ee0
push 0
push 0
mov dword [0x101218b8], 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov ecx, dword [ebp - 8]
mov dword [0x101218dc], eax
mov al, 1
xor ecx, ebp
mov byte [0x101218e0], al
pop esi
call fcn.100143c4
mov esp, ebp
pop ebp
ret 4
Function at 0x10001980
Capabilities:
Terminate thread

Disassembly:
push ebx
xor ebx, ebx
cmp dword [esi + 0x100034], ebx
je 0x100019b6
mov dword [0x1012cdc4], 0xffffffff
mov eax, dword [esi + 0x100034]
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov ecx, dword [esi + 0x100034]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [esi + 0x100034], ebx
mov eax, dword [esi + 4]
cmp eax, 0xffffffff
je 0x100019cc
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov dword [esi + 4], 0xffffffff
mov eax, dword [esi + 8]
cmp eax, ebx
je 0x100019dd
push eax
call dword [sym.imp.WS2_32.dll_WSACloseEvent]
mov dword [esi + 8], ebx
mov byte [esi + 0x100038], bl
pop ebx
ret
Function at 0x10001a10
Capabilities:
Encode data using xor
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push esi
push edi
mov esi, eax
mov eax, dword [esi + 0x8000c]
xor edi, edi
push edi
mov ecx, 0x80000
sub ecx, eax
push ecx
lea edx, [eax + esi + 0xc]
mov eax, dword [esi + 4]
push edx
push eax
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
jne 0x10001a60
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
call edi
cmp eax, 0x2733
je 0x10001b8a
call edi
push eax
push 0x10020d98
jmp 0x10001bd2
add dword [esi + 0x8000c], eax
mov eax, dword [esi + 0x8000c]
cmp eax, 4
jl 0x10001b8a
mov al, byte [esi + edi + 0xc]
lea edx, [esi + 0xc]
cmp al, 0xc1
jne 0x10001a8b
movzx ebx, byte [edi + esi + 0xd]
mov cl, byte [edi + esi + 0xf]
jmp 0x10001aaa
cmp al, 0xc2
jne 0x10001bc7
movzx ecx, byte [edi + esi + 0xd]
shl cx, 8
movzx ebx, cx
movzx ecx, byte [edi + esi + 0xe]
or ebx, ecx
mov cl, byte [edi + esi + 0x10]
cmp ebx, 4
jl 0x10001b93
cmp ebx, 0x80000
jg 0x10001b93
cmp ebx, dword [esi + 0x8000c]
jg 0x10001b61
cmp al, 0xc1
jne 0x10001afd
mov dl, byte [edi + esi + 0xe]
mov byte [ebp - 4], dl
lea edx, [ebx - 3]
xor eax, eax
lea ecx, [edi + esi + 0xf]
test edx, edx
jle 0x10001b29
mov dl, byte [ecx + eax]
add dl, byte [ebp - 4]
lea ecx, [edi + esi + 0xf]
xor dl, 0xa0
mov byte [ecx + eax], dl
inc eax
lea edx, [ebx - 3]
cmp eax, edx
jl 0x10001ae3
jmp 0x10001b29
mov cl, byte [edi + esi + 0xf]
lea edx, [ebx - 4]
xor eax, eax
mov byte [ebp - 4], cl
lea ecx, [edi + esi + 0x10]
test edx, edx
jle 0x10001b29
mov dl, byte [ecx + eax]
add dl, byte [ebp - 4]
lea ecx, [edi + esi + 0x10]
xor dl, 0xa0
mov byte [ecx + eax], dl
inc eax
lea edx, [ebx - 4]
cmp eax, edx
jl 0x10001b11
mov al, byte [ecx]
mov edx, dword [esi + 0x100014]
mov byte [ebp - 8], al
mov ecx, dword [ebp - 8]
push ebx
lea eax, [esi + edi + 0xc]
push eax
push ecx
call edx
sub dword [esi + 0x8000c], ebx
add esp, 0xc
add edi, ebx
cmp dword [esi + 0x8000c], 0
jg 0x10001a75
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test edi, edi
jle 0x10001b8a
mov eax, dword [esi + 0x8000c]
test eax, eax
jle 0x10001b8a
mov ecx, 0x80000
sub ecx, edi
cmp eax, ecx
jg 0x10001b8a
push eax
lea eax, [edi + esi + 0xc]
push eax
push edx
call dword [sym.imp.MSVCR100.dll_memmove]
add esp, 0xc
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movzx ecx, cl
push ecx
movzx edx, al
push ebx
push edx
push 0x10020f98
call fcn.10010f90
add esp, 4
push eax
push 0
mov ecx, 0x10121ab8
call fcn.100078b0
add esp, 0x14
call fcn.10001980
xor al, al
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movzx eax, byte [edi + esi + 0xc]
push eax
push 0x10020e98
call fcn.10010f90
add esp, 4
push eax
push 0
mov ecx, 0x10121ab8
call fcn.100078b0
add esp, 0xc
call fcn.10001980
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x10001c00
Capabilities:
Encode data using xor
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x8000c
call fcn.10014dd0
mov eax, dword [0x1001c018]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
push 0x101218c4
mov esi, ecx
mov edi, edx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [0x100218ac], 0xffffffff
je 0x10001d28
cmp byte [0x101218e0], 0
je 0x10001d28
push esi
lea eax, [ebp - 0x80008]
push edi
push eax
call sub.MSVCR100.dll_memcpy
mov al, byte [ebp - 0x80008]
add esp, 0xc
cmp al, 0xc1
jne 0x10001c8b
mov cl, byte [ebp - 0x80006]
lea edi, [esi - 3]
xor eax, eax
test edi, edi
jle 0x10001ce8
mov dl, byte [ebp + eax - 0x80005]
xor dl, 0xa0
sub dl, cl
mov byte [ebp + eax - 0x80005], dl
inc eax
cmp eax, edi
jl 0x10001c71
jmp 0x10001ce8
cmp al, 0xc3
jne 0x10001cba
mov cl, byte [ebp - 0x80003]
lea edi, [esi - 6]
xor eax, eax
test edi, edi
jle 0x10001ce8
mov edi, edi
mov dl, byte [ebp + eax - 0x80002]
xor dl, 0xa0
sub dl, cl
mov byte [ebp + eax - 0x80002], dl
inc eax
cmp eax, edi
jl 0x10001ca0
jmp 0x10001ce8
mov cl, byte [ebp - 0x80005]
lea edi, [esi - 4]
xor eax, eax
test edi, edi
jle 0x10001ce8
lea esp, [esp]
mov dl, byte [ebp + eax - 0x80004]
xor dl, 0xa0
sub dl, cl
mov byte [ebp + eax - 0x80004], dl
inc eax
cmp eax, edi
jl 0x10001cd0
mov eax, dword [0x101218b8]
test eax, eax
jle 0x10001d81
lea ecx, [eax + esi]
cmp ecx, 0x80000
jle 0x10001d46
push ecx
push 0x10021098
call fcn.10010f90
add esp, 4
push eax
push 0
mov ecx, 0x10121ab8
call fcn.100078b0
add esp, 0xc
mov esi, 0x100218a8
call fcn.10001980
push 0x101218c4
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
xor al, al
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.100143c4
mov esp, ebp
pop ebp
ret
push esi
lea ecx, [ebp - 0x80008]
push ecx
lea edx, [eax + 0x100a18b8]
push edx
call sub.MSVCR100.dll_memcpy
add esp, 0xc
add dword [0x101218b8], esi
push 0x101218c4
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
mov al, 1
pop ebx
call fcn.100143c4
mov esp, ebp
pop ebp
ret
xor edi, edi
test esi, esi
jle 0x10001d63
mov ebx, dword [sym.imp.WS2_32.dll_send]
mov ecx, dword [0x100218ac]
push 0
push esi
lea eax, [ebp + edi - 0x80008]
push eax
push ecx
call ebx
cmp eax, 0xffffffff
je 0x10001db0
sub esi, eax
add edi, eax
test esi, esi
jg 0x10001d8d
jmp 0x10001d63
mov ebx, dword [sym.imp.WS2_32.dll_WSAGetLastError]
call ebx
cmp eax, 0x2733
jne 0x10001def
mov eax, dword [0x101218b8]
lea ecx, [eax + esi]
cmp ecx, 0x80000
jle 0x10001dda
push ecx
push 0x10021198
jmp 0x10001d06
push esi
lea edx, [ebp + edi - 0x80008]
push edx
lea eax, [eax + 0x100a18b8]
push eax
jmp 0x10001d55
call ebx
push eax
push 0x10021298
jmp 0x10001d06
Function at 0x10001e00
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
mov esi, eax
push edi
lea ebx, [esi + 0x10001c]
push ebx
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
xor edi, edi
cmp dword [esi + 0x100010], edi
jle 0x10001e59
lea ebx, [esi + 0x80010]
mov eax, dword [esi + 0x100010]
mov edx, dword [esi + 4]
push 0
push eax
lea ecx, [ebx + edi]
push ecx
push edx
call dword [sym.imp.WS2_32.dll_send]
cmp eax, 0xffffffff
je 0x10001e69
sub dword [esi + 0x100010], eax
add edi, eax
cmp dword [esi + 0x100010], 0
jg 0x10001e29
mov ebx, dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
jne 0x10001ea2
mov eax, dword [esi + 0x100010]
push eax
lea ecx, [edi + esi + 0x80010]
push ecx
push ebx
call dword [sym.imp.MSVCR100.dll_memmove]
mov edx, dword [ebp - 4]
add esp, 0xc
push edx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push 0x10021398
call fcn.10010f90
add esp, 4
push eax
push 0
mov ecx, 0x10121ab8
call fcn.100078b0
add esp, 0xc
call fcn.10001980
mov eax, dword [ebp - 4]
push eax
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x10002720
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push edi
push 0
push 0x20
push 3
push 0
push 1
push closesocket
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
je 0x10002780
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [esi + 8], eax
mov eax, dword [esi + 4]
test eax, eax
je 0x10002766
push eax
call dword [sym.imp.MSVCR100.dll_void___cdecl_operator_delete___void__]
add esp, 4
mov dword [esi + 4], 0
mov ecx, dword [esi + 8]
push ecx
call fcn.10014310
add esp, 4
mov dword [esi + 4], eax
test eax, eax
jne 0x10002787
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor al, al
pop edi
mov esp, ebp
pop ebp
ret
mov ecx, dword [esi + 8]
push 0
lea edx, [ebp - 4]
push edx
push ecx
push eax
push edi
mov dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
push edi
test eax, eax
je 0x1000277a
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, 1
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x100027c0
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, ecx
call fcn.10002720
test al, al
jne 0x100027ce
pop esi
ret
push edi
mov edi, dword [esi + 8]
cmp edi, 8
jae 0x100027dc
pop edi
xor al, al
pop esi
ret
mov edx, dword [esi + 4]
mov eax, 0x100177c8
mov ecx, 8
sub edx, eax
push ebx
lea esp, [esp]
mov ebx, dword [edx + eax]
cmp ebx, dword [eax]
jne 0x1000285e
sub ecx, 4
add eax, 4
cmp ecx, 4
jae 0x100027f0
add edi, 0xfffffff8
xor eax, eax
test edi, edi
jle 0x10002853
jmp 0x10002810
mov ecx, dword [esi + 4]
mov edx, eax
and edx, 0x1f
movsx edx, byte [edx + 0x10126ad4]
and edx, 0xf
movzx edx, byte [edx + 0x100177d0]
sub byte [ecx + eax + 8], dl
lea ecx, [ecx + eax + 8]
mov ecx, dword [esi + 4]
mov edx, eax
and edx, 0xf
movzx edx, byte [edx + 0x100177d0]
xor byte [ecx + eax + 8], dl
lea ecx, [ecx + eax + 8]
mov ecx, dword [esi + 8]
inc eax
sub ecx, 8
cmp eax, ecx
jl 0x10002810
mov edi, esi
call fcn.10002870
pop ebx
pop edi
pop esi
ret
pop ebx
pop edi
xor al, al
pop esi
ret

Function at 0x10002870
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
lea esi, [edi + 0xc]
call dword [sym.imp.MSVCR100.dll_rand]
cdq
mov ecx, 0x2710
idiv ecx
push edx
push 0x100177e0
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 0x100028e3
mov eax, dword [edi + 8]
mov ecx, dword [edi + 4]
push 0
lea edx, [ebp - 4]
push edx
sub eax, 8
push eax
add ecx, 8
push ecx
push esi
mov dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_WriteFile]
push esi
test eax, eax
jne 0x100028ea
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor al, al
pop esi
mov esp, ebp
pop ebp
ret
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, 1
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x10002900
Capabilities:
Delete file

Disassembly:
push edi
lea edi, [esi + 0xc]
mov ecx, 0x100177fc
mov eax, edi
jmp 0x10002910
mov dl, byte [eax]
cmp dl, byte [ecx]
jne 0x10002930
test dl, dl
je 0x1000292c
mov dl, byte [eax + 1]
cmp dl, byte [ecx + 1]
jne 0x10002930
add eax, 2
add ecx, 2
test dl, dl
jne 0x10002910
xor eax, eax
jmp 0x10002935
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
je 0x1000296c
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test eax, eax
je 0x1000296c
mov eax, dword [esi + 4]
push eax
call dword [sym.imp.MSVCR100.dll_void___cdecl_operator_delete___void__]
push 0x100
push 0
push edi
mov dword [esi + 4], 0
mov dword [esi + 8], 0
call sub.MSVCR100.dll_memset
add esp, 0x10
pop edi
ret