joyce8/EMBER2024-capa huggingface dataset:
Function at 0x5438d0
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x54393e
cmp si, 0x69
ja 0x54393e
add esi, 0xffd0
cmp si, 0x11
je 0x54390e
push 0x11
call edi
test ax, ax
jge 0x54390e
or esi, 0x2000
cmp si, 0x10
je 0x543923
push 0x10
call edi
test ax, ax
jge 0x543923
or esi, 0x4000
cmp si, 0x12
je 0x543938
push 0x12
call edi
test ax, ax
jge 0x543938
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x54394b
mov esi, 0xbd
jmp 0x5438ff
cmp si, 0x6e
jne 0x543958
mov esi, 0xbe
jmp 0x5438ff
cmp si, 0x6f
jne 0x5438f9
mov esi, 0xbf
jmp 0x5438ff

Function at 0x545330
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x12e88c0]
xor edx, edx
cmp eax, edx
jne 0x545356
xor eax, eax
mov byte [eax + 0x12e87c0], al
inc eax
cmp eax, 0x100
jl 0x54533e
mov dword [0x12e88c0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x12e87c0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x5453e7
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x5453ba
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x545388
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x545460
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x5454b3
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x54549a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x558250
Capabilities:
Open clipboard
Write clipboard data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x621c08
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
push esi
mov esi, ecx
call fcn.00552a90
test eax, eax
je 0x558358
lea ecx, [esp + 0xc]
call fcn.0051ff90
mov eax, dword [esp + 0x3c]
mov ecx, dword [esp + 0x38]
mov edx, dword [esp + 0x34]
push eax
mov eax, dword [esp + 0x34]
push ecx
push edx
lea ecx, [esp + 0x18]
push eax
push ecx
mov ecx, esi
mov dword [esp + 0x3c], 0
call fcn.00552a90
mov ecx, eax
call fcn.00550180
test eax, eax
je 0x55833f
mov eax, dword [esp + 0x1c]
test eax, eax
mov ebp, eax
je 0x55833f
push eax
push 0x42
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebx, eax
test ebx, ebx
je 0x55833f
mov esi, dword [esp + 0x1c]
mov edx, dword [esp + 0x14]
neg esi
push edi
push ebx
sbb esi, esi
and esi, edx
call dword [sym.imp.KERNEL32.dll_GlobalLock]
mov ecx, ebp
mov edi, eax
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x10]
call fcn.00520190
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push 0
call dword [sym.imp.USER32.dll_OpenClipboard]
test eax, eax
pop edi
jne 0x558321
push ebx
call dword [sym.imp.KERNEL32.dll_GlobalFree]
jmp 0x55833f
call dword [sym.imp.USER32.dll_EmptyClipboard]
mov eax, dword [0x12e8d18]
push ebx
and eax, 0xffff
push eax
call dword [sym.imp.USER32.dll_SetClipboardData]
call dword [sym.imp.USER32.dll_CloseClipboard]
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
mov dword [esp + 0xc], 0x1291f40
call fcn.00520190
mov ecx, dword [esp + 0x20]
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0x10
Function at 0x5583b0
Capabilities:
Open clipboard
Read clipboard data

Disassembly:
sub esp, 0xc
push ebx
push ebp
push esi
push edi
mov edi, ecx
call fcn.00552a90
test eax, eax
je 0x55849f
mov ecx, edi
call fcn.00552a90
mov ecx, eax
call fcn.00550030
test eax, eax
jne 0x55849f
push eax
call dword [sym.imp.USER32.dll_OpenClipboard]
test eax, eax
je 0x55849f
mov eax, dword [0x12e8d18]
and eax, 0xffff
push eax
call dword [sym.imp.USER32.dll_GetClipboardData]
mov esi, eax
test esi, esi
jne 0x558412
call dword [sym.imp.USER32.dll_CloseClipboard]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret 0xc
lea ecx, [esp + 0x10]
mov ebp, dword [esp + 0x24]
push 1
push ecx
mov ecx, dword [edi + 0x44]
lea edx, [esp + 0x1c]
shr ecx, 4
lea eax, [esp + 0x20]
push edx
mov edx, dword [esp + 0x2c]
and ecx, 1
push eax
push ecx
push ebp
push edx
push esi
call dword [sym.imp.KERNEL32.dll_GlobalSize]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GlobalLock]
push eax
mov ecx, edi
call fcn.00552a90
mov ecx, eax
call fcn.00550260
push esi
mov ebx, eax
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
call dword [sym.imp.USER32.dll_CloseClipboard]
mov ecx, dword [esp + 0x28]
mov eax, 1
cmp ecx, eax
jne 0x55849f
cmp ebx, eax
jne 0x55849f
cmp dword [esp + 0x10], eax
jne 0x558485
mov eax, dword [edi]
mov ecx, edi
call dword [eax + 0xcc]
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
mov edx, dword [edi]
push eax
mov eax, dword [esp + 0x24]
push ecx
push ebp
push eax
mov ecx, edi
call dword [edx + 0xc0]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret 0xc
Function at 0x55b070
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x621e98
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x30]
push esi
mov ebx, ecx
push edi
mov esi, dword [ebp]
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x10]
dec ecx
cmp eax, ecx
jge 0x55b0a9
inc eax
mov dword [esi + 0x10], eax
jmp 0x55b1bc
mov eax, dword [ebx + 0x3c]
mov ecx, dword [esi + 8]
cmp ecx, eax
jne 0x55b0bd
mov eax, 0xffffffc7
jmp 0x55b1be
mov esi, dword [esi]
mov edx, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp edx, ecx
jl 0x55b0ce
cmp dword [esi + 8], eax
jne 0x55b0bd
cmp dword [esi + 8], eax
jne 0x55b0e7
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp eax, ecx
jl 0x55b0e7
mov eax, 0xffffffc7
jmp 0x55b1be
mov eax, dword [esi + 4]
xor edi, edi
cmp eax, edi
je 0x55b0fb
push eax
mov ecx, ebx
call fcn.0055a8a0
mov dword [esi + 4], edi
mov dword [ebp], esi
mov ecx, dword [esi + 0x10]
inc ecx
mov dword [esi + 0x10], ecx
lea ecx, [esp + 0x10]
call fcn.0051ff90
mov dword [esp + 0x2c], edi
mov edi, dword [esp + 0x3c]
test edi, edi
jne 0x55b12c
mov ecx, dword [ebx + 4]
mov edx, dword [ecx + 8]
lea ecx, [esp + 0x10]
push edx
call fcn.0051ffb0
mov edi, eax
mov eax, dword [esi + 8]
push edi
push eax
mov ecx, ebx
call fcn.0055a010
test eax, eax
mov dword [esp + 0x38], eax
je 0x55b15f
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x1291f70
call fcn.00520190
mov eax, dword [esp + 0x38]
jmp 0x55b1be
mov ecx, dword [esi + 0x10]
push ecx
push edi
mov ecx, ebx
call fcn.0055aed0
mov dl, byte [edi]
and dl, 1
cmp dl, 1
jne 0x55b1a3
mov ecx, dword [esp + 0x34]
push ebp
push ecx
push edi
push eax
mov ecx, ebx
call fcn.0055aef0
mov esi, eax
test esi, esi
jne 0x55b1d3
mov edx, dword [ebp]
push eax
push edi
mov ecx, ebx
mov dword [edx + 0x10], eax
call fcn.0055aed0
mov cl, byte [edi]
and cl, 1
cmp cl, 1
je 0x55b175
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x1291f70
call fcn.00520190
xor eax, eax
mov ecx, dword [esp + 0x24]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0xc
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x1291f70
call fcn.00520190
mov eax, esi
jmp 0x55b1be

Function at 0x55fd10
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x55fd70
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x55fd70
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x55fd70
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x55fd70
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x55fdb0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x5a0990
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x208
push ebx
push ebp
push esi
push edi
mov esi, ecx
push 0
call fcn.005a6da0
mov ebp, dword [esp + 0x220]
mov eax, dword [esp + 0x21c]
push ebp
push 0
push 0
push eax
push 0x12c5730
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov edi, eax
cmp edi, 0x20
ja 0x5a0a89
lea ecx, [esp + 0x10]
push ecx
push str..htm
push closesocket
mov ecx, esi
call fcn.0052a580
test eax, eax
jne 0x5a0a89
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea edx, [esp + 0x10]
push str._shellopencommand
push edx
call ebx
lea eax, [esp + 0x10]
lea ecx, [esp + 0x10]
push eax
push ecx
push closesocket
mov ecx, esi
call fcn.0052a580
test eax, eax
jne 0x5a0a89
lea edx, [esp + 0x10]
push 0x12c570c
push edx
call fcn.00600250
mov esi, eax
add esp, 8
test esi, esi
jne 0x5a0a5a
lea eax, [esp + 0x10]
push 0x12c5708
push eax
call fcn.00600250
mov esi, eax
add esp, 8
test esi, esi
jne 0x5a0a5a
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0xf]
jmp 0x5a0a5d
mov byte [esi], 0
push 0x12c4ed0
push esi
call ebx
mov edx, dword [esp + 0x21c]
push edx
push esi
call ebx
lea eax, [esp + 0x10]
push ebp
push eax
call dword [sym.imp.KERNEL32.dll_WinExec]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
Function at 0x5a6ce0
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x624208
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push edi
mov edi, ecx
mov eax, dword [edi + 0x118]
test eax, eax
jne 0x5a6d90
mov eax, dword [0x12d73b8]
push esi
mov dword [esp + 8], eax
push 0x104
push 0x104
lea ecx, [esp + 0x10]
mov dword [esp + 0x1c], 0
call fcn.00611632
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push 0xffffffffffffffff
lea ecx, [esp + 0xc]
call fcn.00611681
push str.winhlp32.exe
lea ecx, [esp + 0xc]
call fcn.006115de
mov ecx, dword [esp + 8]
push ecx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
test esi, esi
je 0x5a6d77
push 0x6a
push esi
call dword [sym.imp.USER32.dll_LoadCursorA]
test eax, eax
je 0x5a6d77
push eax
call dword [sym.imp.USER32.dll_CopyIcon]
mov dword [edi + 0x118], eax
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
lea ecx, [esp + 8]
mov dword [esp + 0x14], 0xffffffff
call fcn.00611202
pop esi
mov ecx, dword [esp + 8]
pop edi
mov dword fs:[0], ecx
add esp, 0x10
ret
Function at 0x5a9e90
Capabilities:
Get number of processors

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x624690
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push esi
push edi
mov edi, dword [esp + 0x30]
mov esi, ecx
mov eax, dword [edi]
mov ecx, dword [eax - 8]
test ecx, ecx
je 0x5aa037
mov ecx, dword [0x12d73b8]
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], ecx
mov dword [esp + 0x28], 0
mov dword [esp + 0x30], ecx
mov ecx, dword [eax - 8]
mov bl, 1
test ecx, ecx
mov byte [esp + 0x28], bl
jle 0x5a9f8c
lea eax, [esp + 0x10]
lea ecx, [esp + 0x14]
push eax
push edi
push ecx
mov ecx, esi
call fcn.005a8bb0
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x2c], 2
call fcn.0061133b
lea ecx, [esp + 0x14]
mov byte [esp + 0x28], bl
call fcn.00611202
push ecx
mov ecx, esp
mov dword [esp + 0x20], esp
push 0x12c4ed0
call fcn.00611270
lea edx, [esp + 0x14]
push 0x3d
push edx
lea eax, [esp + 0x24]
push edi
push eax
mov ecx, esi
call fcn.005a8f70
push eax
lea ecx, [esp + 0x34]
mov byte [esp + 0x2c], 3
call fcn.0061133b
lea ecx, [esp + 0x18]
mov byte [esp + 0x28], bl
call fcn.00611202
lea ecx, [esp + 0xc]
call fcn.00611716
mov ecx, dword [esp + 0xc]
push 0x12c590c
push ecx
call fcn.005fefd4
add esp, 8
test eax, eax
je 0x5a9fb4
mov edx, dword [edi]
mov ecx, dword [esp + 0x10]
mov eax, dword [edx - 8]
cmp ecx, eax
jl 0x5a9eed
mov esi, dword [esp + 0x34]
lea ecx, [esp + 0x30]
mov byte [esp + 0x28], 0
call fcn.00611202
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
call fcn.00611202
jmp 0x5aa03b
lea eax, [esp + 0x30]
mov ecx, esi
push eax
call fcn.005a9c30
test eax, eax
push 0
je 0x5aa01f
lea ecx, [esp + 0x34]
push 0x64
push ecx
mov ecx, esi
call fcn.005a82d0
mov ecx, dword [esp + 0x3c]
test ecx, ecx
je 0x5aa005
cmp eax, 0x64
jg 0x5a9ff3
mov edx, dword [esp + 0x38]
push eax
push 0x64
push edx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5a9f90
push 0x64
push eax
mov eax, dword [esp + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5a9f90
cmp eax, 0x64
jge 0x5a9f8c
mov ecx, dword [esp + 0x34]
push 0x64
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x5a9f90
mov edx, dword [esp + 0x3c]
lea eax, [esp + 0x34]
push edx
push eax
mov ecx, esi
call fcn.005a82d0
mov esi, eax
jmp 0x5a9f90
mov esi, dword [esp + 0x34]
mov eax, dword [esp + 0x38]
cmp esi, eax
jl 0x5aa045
mov eax, esi
mov ecx, dword [esp + 0x20]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
add esp, 0x20
ret 0x10
Function at 0x5b4f90
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x5b4f9b
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x5b509e
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x12993d4]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x12993d4]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x12993d4]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x12993d4]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x12993d4]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x12993d4]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x12993d4]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x12993d4]
xor eax, edx
inc ecx
dec edi
jne 0x5b4fb6
pop edi
test esi, esi
je 0x5b50c0
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x12993d4]
xor eax, edx
inc ecx
dec esi
jne 0x5b50a2
pop esi
pop ebx
not eax
ret

Function at 0x5b5920
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x10]
mov cl, byte [ebx]
mov eax, ebp
imul eax, dword [esp + 0x14]
test cl, cl
je 0x5b5961
mov edx, dword [esp + 0xc]
lea ecx, [esp + 0xc]
push 0
push ecx
push eax
mov eax, dword [ebx + 4]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x5b5956
mov byte [ebx + 8], 1
mov eax, dword [esp + 0xc]
xor edx, edx
div ebp
pop ebp
pop ebx
ret
mov edx, dword [ebx + 0x18]
mov ecx, dword [ebx + 0x14]
push esi
push edi
lea esi, [edx + eax]
cmp esi, ecx
jbe 0x5b5974
sub ecx, edx
mov eax, ecx
mov esi, dword [ebx + 0x10]
mov edi, dword [esp + 0x14]
mov ecx, eax
add esi, edx
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebx + 0x18]
pop edi
add ecx, eax
pop esi
div ebp
mov dword [ebx + 0x18], ecx
pop ebp
pop ebx
ret
Function at 0x5c7aa0
Capabilities:
Get socket status
Send data
Send data on socket

Disassembly:
sub esp, 0x10c
mov ecx, dword [esp + 0x114]
push esi
mov esi, dword [esp + 0x114]
mov dword [esp + 0xc], 1
test ecx, ecx
mov dword [esp + 0x10], esi
jne 0x5c7ad3
push ecx
lea eax, [esp + 0x10]
push ecx
push eax
push ecx
lea ecx, [esi + 1]
push ecx
jmp 0x5c7b2b
cmp ecx, 0xffffffff
jne 0x5c7aea
mov dword [esp + 4], 0
mov dword [esp + 8], 0
jmp 0x5c7b19
mov eax, 0x10624dd3
imul ecx
sar edx, 6
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, ecx
mov dword [esp + 4], edx
mov ecx, 0x3e8
cdq
idiv ecx
lea eax, [edx + edx*4]
lea eax, [eax + eax*4]
lea edx, [eax + eax*4]
shl edx, 3
mov dword [esp + 8], edx
lea eax, [esp + 4]
lea ecx, [esp + 0xc]
push eax
push 0
push ecx
lea edx, [esi + 1]
push 0
push edx
call sub.WS2_32.dll_select
test eax, eax
jge 0x5c7b41
mov eax, 0xfffffffb
pop esi
add esp, 0x10c
ret
jne 0x5c7b50
mov eax, 0xfffffffa
pop esi
add esp, 0x10c
ret
lea eax, [esp + 0xc]
push eax
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x5c7ba9
mov ecx, dword [esp + 0x11c]
mov edx, dword [esp + 0x120]
push 0
push ecx
push edx
push esi
call sub.WS2_32.dll_send
test eax, eax
jg 0x5c7b91
call fcn.005c7080
push eax
call fcn.005c7690
add esp, 4
pop esi
add esp, 0x10c
ret
mov ecx, dword [0x132c760]
test ecx, ecx
je 0x5c7bae
mov edx, dword [ecx]
pop esi
add edx, eax
mov dword [ecx], edx
add esp, 0x10c
ret
mov eax, 0xfffffff7
pop esi
add esp, 0x10c
ret

Function at 0x5c7bc0
Capabilities:
Resolve dns

Disassembly:
mov eax, dword [esp + 4]
push eax
call sub.WS2_32.dll_gethostbyname
test eax, eax
jne 0x5c7bcf
ret
mov ecx, dword [eax + 0xc]
push esi
push edi
mov edx, dword [ecx]
mov eax, dword [edx]
push eax
call sub.WS2_32.dll_inet_ntoa
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov eax, dword [esp + 0x10]
not ecx
sub edi, ecx
mov edx, ecx
mov esi, edi
mov edi, eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
pop edi
pop esi
ret

Function at 0x5c7d60
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x14
mov edx, dword [esp + 0x18]
lea eax, [esp]
lea ecx, [esp + 4]
push eax
push ecx
push edx
mov dword [esp + 0xc], 0x10
call sub.WS2_32.dll_getsockname
test eax, eax
jne 0x5c7d96
mov eax, dword [esp + 6]
push eax
call sub.WS2_32.dll_ntohs
and eax, 0xffff
add esp, 0x14
ret
or eax, 0xffffffff
add esp, 0x14
ret

Function at 0x5c7da0
Capabilities:
Get hostname
Resolve dns

Disassembly:
sub esp, 0x64
lea eax, [esp]
push esi
push 0x64
push eax
xor esi, esi
call sub.WS2_32.dll_gethostname
lea ecx, [esp + 4]
push ecx
call sub.WS2_32.dll_gethostbyname
test eax, eax
jne 0x5c7dc5
pop esi
add esp, 0x64
ret
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
test eax, eax
je 0x5c7dd8
mov eax, dword [eax]
push eax
call sub.WS2_32.dll_inet_ntoa
mov esi, eax
mov eax, esi
pop esi
add esp, 0x64
ret
Function at 0x5c8100
Capabilities:
Terminate thread

Disassembly:
mov eax, dword [esp + 4]
push esi
mov esi, dword [esp + 0xc]
push esi
push eax
call fcn.005c8230
add esp, 8
test eax, eax
jne 0x5c8119
pop esi
ret
mov eax, dword [esi + 0x8c]
test eax, eax
jne 0x5c8125
pop esi
ret
push 0
push eax
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov dword [esi + 0x8c], 0
pop esi
ret

Function at 0x5c8140
Capabilities:
Terminate thread

Disassembly:
push esi
push edi
mov edi, dword [esp + 0x10]
mov eax, dword [edi + 0x38c]
mov esi, dword [edi]
push eax
call fcn.005d9260
add esp, 4
test esi, esi
je 0x5c81ca
mov edi, dword [esp + 0xc]
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_TerminateThread]
mov eax, dword [esi + 0x8c]
test eax, eax
je 0x5c81be
cmp dword [esi + 8], 0xffffffff
je 0x5c81be
push 0
push eax
call ebp
mov dword [esi + 0x8c], 0
mov ecx, dword [edi + 0xa0]
test ecx, ecx
je 0x5c81ac
mov eax, dword [esi + 0x1c]
push 0
lea edx, [eax*8]
sub edx, eax
lea eax, [ecx + edx*4]
mov ecx, dword [ecx + edx*4 + 0x14]
mov edx, dword [eax + 0xc]
add ecx, edx
push ecx
jmp 0x5c81b0
push 0
push 0
push esi
push 8
push 0x15
push edi
call fcn.005c3db0
add esp, 0x18
mov esi, dword [esi + 0x48]
test esi, esi
jne 0x5c8166
mov edi, dword [esp + 0x14]
pop ebp
mov edx, dword [edi + 0x38c]
push edx
call fcn.005d9270
add esp, 4
pop edi
pop esi
ret

Function at 0x5c95f0
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
mov edx, eax
dec eax
test edx, edx
je 0x5c962c
push ebx
push esi
lea esi, [eax + 1]
mov eax, dword [esp + 0x14]
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, ah
mov ax, word [edx*2 + 0x1299848]
xor ax, bx
inc ecx
dec esi
jne 0x5c9608
pop esi
pop ebx
ret
mov ax, word [esp + 0xc]
ret
Function at 0x5d0040
Capabilities:
Hash data with md5

Disassembly:
sub esp, 0x94
mov eax, dword [esp + 0x9c]
push esi
push 0x40
lea ecx, [esp + 0x1c]
xor esi, esi
push eax
push ecx
mov dword [esp + 0x24], 0x67452301
mov dword [esp + 0x28], 0xefcdab89
mov dword [esp + 0x2c], 0x98badcfe
mov dword [esp + 0x30], 0x10325476
mov dword [esp + 0x34], esi
mov dword [esp + 0x38], esi
call fcn.005cfe50
lea edx, [esp + 0x24]
lea eax, [esp + 0x10]
push edx
push eax
call fcn.005cff80
mov esi, dword [esp + 0xb0]
add esp, 0x14
xor edx, edx
mov cl, byte [esp + edx + 4]
mov al, cl
and cl, 0xf
sar al, 4
and al, 0xf
cmp al, 0xa
movsx eax, al
jge 0x5d00ba
add eax, 0x30
jmp 0x5d00bd
add eax, 0x57
mov byte [esi], al
cmp cl, 0xa
movsx eax, cl
jge 0x5d00cc
add eax, 0x30
jmp 0x5d00cf
add eax, 0x57
mov byte [esi + 1], al
inc edx
add esi, 2
cmp edx, 0x10
jl 0x5d00a0
pop esi
add esp, 0x94
ret

Function at 0x5d00f0
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x84
push ebx
mov ebx, dword [esp + 0x90]
push ebp
mov ebp, dword [esp + 0x90]
push esi
push edi
mov ecx, 0x10
xor eax, eax
mov edi, ebp
mov esi, dword [esp + 0xa0]
rep stosd dword es:[edi], eax
mov ecx, 8
mov edi, ebx
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
mov ecx, 0x20
xor eax, eax
lea edi, [esp + 0x14]
rep stosd dword es:[edi], eax
test esi, esi
mov dword [esp + 0x14], 0x9d14e9a1
mov dword [esp + 0x18], 0x593b6b0e
je 0x5d017b
mov edi, esi
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x28
jne 0x5d015f
mov byte [esi + 0x20], al
mov ecx, 0x20
jmp 0x5d0169
cmp ecx, 0x38
jle 0x5d0169
mov ecx, 0x38
mov eax, ecx
lea edi, [esp + 0x1c]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, 0x1299cdc
test ecx, ecx
je 0x5d01af
mov edi, ecx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
cmp ecx, 0x38
jle 0x5d019a
mov ecx, 0x38
xor eax, eax
test ecx, ecx
jle 0x5d01af
mov dl, byte [eax + 0x1299cdc]
xor byte [esp + eax + 0x1c], dl
inc eax
cmp eax, ecx
jl 0x5d01a0
lea eax, [esp + 0x14]
push eax
push ebp
call fcn.005d0040
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov edi, str.01d0a8e3
mov edx, ecx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
lea esi, [edx + ebp]
sub edi, ecx
mov eax, ecx
mov dword [esp + 0x10], esi
mov esi, edi
mov edi, dword [esp + 0x10]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
mov eax, edx
cdq
and edx, 3
and ecx, 3
add eax, edx
rep movsb byte es:[edi], byte [esi]
sar eax, 2
xor ecx, ecx
test eax, eax
jle 0x5d0214
mov esi, ebp
mov dl, byte [esi]
add esi, 4
mov byte [ecx + ebx], dl
inc ecx
cmp ecx, eax
jl 0x5d0207
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x84
ret