joyce8/EMBER2024-capa huggingface dataset:
Function at 0x44185f
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push edi
xor edi, edi
mov dword [ecx + 0x9c], edi
cmp dword [str.SoftwareMicrosoftWindowsCurrentVersionPoliciesExplorer], edi
mov dword [ebp - 0x10], ecx
mov dword [ebp - 4], edi
mov dword [ebp - 8], edi
mov dword [ebp - 0x14], 4
mov dword [ebp - 0xc], edi
mov ebx, 0x460830
je 0x44191b
push esi
lea eax, [ebp - 4]
push eax
push 1
push edi
push dword [ebx]
push SysReAllocStringLen
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x441903
mov esi, dword [ebx + 4]
jmp 0x4418fd
lea ecx, [ebp - 0x14]
push ecx
lea ecx, [ebp - 8]
push ecx
lea ecx, [ebp - 0xc]
push ecx
push edi
push eax
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x4418ed
cmp dword [ebp - 0xc], 4
jne 0x4418ed
cmp dword [ebp - 8], edi
mov eax, dword [ebp - 0x10]
mov ecx, dword [esi + 4]
je 0x4418e5
or dword [eax + 0x9c], ecx
jmp 0x4418ed
not ecx
and dword [eax + 0x9c], ecx
mov dword [ebp - 8], edi
mov dword [ebp - 0x14], 4
mov dword [ebp - 0xc], edi
add esi, 8
mov eax, dword [esi]
cmp eax, edi
jne 0x4418b1
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
add ebx, 8
cmp dword [ebx], edi
mov dword [ebp - 4], edi
jne 0x441894
pop esi
push edi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor eax, eax
pop edi
inc eax
pop ebx
leave
ret

Function at 0x442192
Capabilities:
Query or enumerate registry key

Disassembly:
mov eax, 0x44b28b
call fcn.004166fc
sub esp, 0x11c
mov eax, dword [0x4615ec]
push ebx
push esi
push edi
mov dword [ebp - 0x14], eax
mov eax, dword [ebp + 0xc]
mov eax, dword [eax]
mov dword [ebp - 0x10], esp
lea ecx, [ebp - 0x124]
push ecx
push eax
push dword [ebp + 8]
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
mov esi, eax
test esi, esi
jne 0x44228b
push 0x104
lea eax, [ebp - 0x11c]
push eax
push 0
push dword [ebp - 0x124]
call dword [sym.imp.ADVAPI32.dll_RegEnumKeyA]
mov esi, eax
test esi, esi
jne 0x44225f
and dword [ebp - 4], eax
lea eax, [ebp - 0x11c]
push eax
lea ecx, [ebp - 0x120]
call fcn.00409fb0
lea eax, [ebp - 0x120]
push eax
push dword [ebp - 0x124]
mov byte [ebp - 4], 1
call fcn.00442192
mov ecx, dword [ebp - 0x120]
mov esi, eax
test esi, esi
setne bl
add ecx, 0xfffffff0
mov byte [ebp - 4], 0
call fcn.004010e0
test bl, bl
jne 0x44225f
or dword [ebp - 4], 0xffffffff
jmp 0x4421d0
cmp esi, 0x103
je 0x44226f
cmp esi, 0x3f2
jne 0x44227f
mov eax, dword [ebp + 0xc]
push dword [eax]
push dword [ebp + 8]
call dword [sym.imp.ADVAPI32.dll_RegDeleteKeyA]
mov esi, eax
push dword [ebp - 0x124]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
mov ecx, dword [ebp - 0x14]
mov eax, esi
call fcn.0041668c
pop edi
pop esi
pop ebx
leave
ret 8
Function at 0x442626
Capabilities:
Query or enumerate registry value
Read .ini file

Disassembly:
mov eax, 0x44b2fe
call fcn.004166fc
mov eax, 0x1014
call fcn.00415de0
mov eax, dword [0x4615ec]
push ebx
push edi
xor edi, edi
mov dword [ebp - 0x101c], edi
cmp dword [ecx + 0x50], edi
mov dword [ebp - 0x10], eax
je 0x442721
push dword [ebp + 0xc]
call fcn.00442577
cmp eax, edi
mov dword [ebp - 0x1014], eax
jne 0x44266f
push dword [ebp + 0x14]
jmp 0x442752
push esi
call fcn.0042d6b9
mov edx, dword [eax]
mov ecx, eax
call dword [edx + 0xc]
lea ebx, [eax + 0x10]
mov dword [ebp + 0xc], ebx
mov esi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
lea eax, [ebp - 0x1020]
push eax
push edi
lea eax, [ebp - 0x101c]
push eax
push edi
push dword [ebp + 0x10]
mov dword [ebp - 4], edi
push dword [ebp - 0x1014]
call esi
cmp eax, edi
mov dword [ebp - 0x1018], eax
jne 0x4426ec
lea eax, [ebp - 0x1020]
push eax
push dword [ebp - 0x1020]
lea ecx, [ebp + 0xc]
call fcn.00402340
push eax
lea eax, [ebp - 0x101c]
push eax
push edi
push dword [ebp + 0x10]
push dword [ebp - 0x1014]
call esi
push 0xffffffffffffffff
lea ecx, [ebp + 0xc]
mov dword [ebp - 0x1018], eax
call fcn.0040bf0e
mov ebx, dword [ebp + 0xc]
push dword [ebp - 0x1014]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
cmp dword [ebp - 0x1018], edi
mov ecx, dword [ebp + 8]
pop esi
jne 0x44270f
lea eax, [ebp + 0xc]
push eax
call fcn.00401600
jmp 0x442717
push dword [ebp + 0x14]
call fcn.00409fb0
lea ecx, [ebx - 0x10]
call fcn.004010e0
jmp 0x44275a
cmp dword [ebp + 0x14], edi
jne 0x44272d
mov dword [ebp + 0x14], 0x44e219
push dword [ecx + 0x64]
lea eax, [ebp - 0x1010]
push 0x1000
push eax
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringA]
lea eax, [ebp - 0x1010]
push eax
mov ecx, dword [ebp + 8]
call fcn.00409fb0
mov ecx, dword [ebp - 0xc]
mov eax, dword [ebp + 8]
pop edi
mov dword fs:[0], ecx
mov ecx, dword [ebp - 0x10]
pop ebx
call fcn.0041668c
leave
ret 0x10

Function at 0x442b10
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
push edi
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov edi, dword [esp + 0x10]
test edi, edi
jle 0x442b45
cmp edi, dword [esi + 0xc]
jge 0x442b45
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x442b45
cmp edi, dword [eax + 8]
jge 0x442b45
mov eax, dword [eax + 0xc]
mov edi, dword [eax + edi*4]
jmp 0x442b47
xor edi, edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov eax, edi
pop edi
pop esi
pop ebx
ret 4

Function at 0x442c4b
Capabilities:
Allocate thread local storage

Disassembly:
xor eax, eax
push esi
mov esi, ecx
mov dword [esi + 0x14], eax
mov dword [esi + 0x18], eax
mov dword [esi + 0x18], 4
mov dword [esi + 4], eax
mov dword [esi + 8], 1
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], eax
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x442c7f
jmp fcn.00426782
lea eax, [esi + 0x1c]
push eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
mov eax, esi
pop esi
ret
Function at 0x442cf0
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
mov edi, ecx
lea esi, [edi + 0x1c]
push esi
mov dword [ebp - 4], esi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [ebp + 8]
xor ebx, ebx
cmp eax, ebx
jle 0x442de9
cmp eax, dword [edi + 0xc]
jge 0x442de9
push dword [edi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov esi, eax
cmp esi, ebx
je 0x442d41
mov ecx, dword [ebp + 8]
cmp ecx, dword [esi + 8]
jl 0x442dd2
cmp dword [ebp + 0xc], ebx
je 0x442dd2
jmp 0x442d6b
push 0x10
call fcn.004429dc
cmp eax, ebx
je 0x442d57
mov ecx, eax
call fcn.00442c42
mov esi, eax
jmp 0x442d59
xor esi, esi
mov dword [esi + 8], ebx
mov dword [esi + 0xc], ebx
mov ecx, dword [edi + 0x14]
mov eax, dword [edi + 0x18]
mov dword [esi + eax], ecx
mov dword [edi + 0x14], esi
mov eax, dword [esi + 0xc]
cmp eax, ebx
jne 0x442d82
mov eax, dword [edi + 0xc]
shl eax, 2
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
jmp 0x442d92
mov ecx, dword [edi + 0xc]
push 2
shl ecx, 2
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_LocalReAlloc]
cmp eax, ebx
jne 0x442da4
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
call fcn.00426782
mov ecx, dword [esi + 8]
mov dword [esi + 0xc], eax
mov edx, dword [edi + 0xc]
sub edx, ecx
shl edx, 2
push edx
lea eax, [eax + ecx*4]
push ebx
push eax
call fcn.00416720
mov eax, dword [edi + 0xc]
add esp, 0xc
push esi
mov dword [esi + 8], eax
push dword [edi]
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
mov ecx, dword [ebp + 8]
mov eax, dword [esi + 0xc]
cmp eax, ebx
je 0x442de4
cmp ecx, dword [esi + 8]
jge 0x442de4
mov edx, dword [ebp + 0xc]
mov dword [eax + ecx*4], edx
push dword [ebp - 4]
jmp 0x442dea
push esi
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
pop ebx
leave
ret 8

Function at 0x442ea9
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x442ed7
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x442ef5
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00442e13
jmp 0x442ef5
mov eax, dword [esi + 0x14]
test eax, eax
je 0x442ef5
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
push eax
mov ecx, esi
call fcn.00442e13
test edi, edi
mov eax, edi
jne 0x442edf
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
mov ecx, dword [0x46442c]
test ecx, ecx
je 0x442fa8
jmp 0x442ea8
ret 8
Function at 0x406624
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x23c
push esi
mov esi, 0x104
lea eax, [ebp - 0x23c]
push esi
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
cmp eax, esi
pop esi
jbe 0x406648
xor eax, eax
test eax, eax
je 0x40665b
cmp word [ebp + eax*2 - 0x23e], 0x5c
je 0x40665b
xor ecx, ecx
jmp 0x40665e
xor ecx, ecx
inc ecx
push dword [ebp + 8]
lea ecx, [ecx*2 + 0x40a014]
lea eax, [ebp + eax*2 - 0x23c]
push ecx
push str._s_S.dll
push eax
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
lea eax, [ebp - 0x23c]
push 8
push 0
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryExW]
leave
ret 4

Function at 0x406787
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x4698ec], 0
push esi
jne 0x4067be
xor ecx, ecx
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x406798
mov dword [ecx*4 + 0x4698e8], eax
inc ecx
cmp ecx, 0x100
jl 0x406793
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x4067ef
mov ecx, dword [esp + 0xc]
push edi
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x4698e8]
xor eax, esi
inc ecx
dec edx
jne 0x4067d1
pop edi
not eax
pop esi
ret 0xc

Function at 0x40c006
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ecx, 0xcbf
mov ebx, edx
xor word [eax], dx
lea edx, [ebx + edx]
xchg dh, dl
lea eax, [eax + 2]
loop 0x40c00e
pop ebx
ret
Function at 0x416213
Capabilities:
Decompress data using aplib

Disassembly:
push ebp
mov ebp, esp
mov esi, dword [ebp + 8]
mov edi, dword [ebp + 0xc]
cld
mov dl, 0x80
movsb byte es:[edi], byte [esi]
call fcn.00416292
jae 0x41621f
xor ecx, ecx
call fcn.00416292
jae 0x416249
xor eax, eax
call fcn.00416292
jae 0x41625a
mov al, 0x10
call fcn.00416292
adc al, al
jae 0x41623b
jne 0x416287
stosb byte es:[edi], al
jmp 0x416220
call fcn.0041629e
dec ecx
loop 0x416266
mov eax, ebp
call fcn.0041629c
jmp 0x416288
lodsb al, byte [esi]
shr eax, 1
je 0x4162ae
adc ecx, 2
mov ebp, eax
jmp 0x416288
xchg ecx, eax
dec eax
shl eax, 8
lodsb al, byte [esi]
mov ebp, eax
call fcn.0041629c
cmp eax, 0x7d00
jae 0x416286
cmp eax, 0x500
jae 0x416287
cmp eax, 0x7f
ja 0x416288
inc ecx
inc ecx
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x416220
pop ebp
ret 8

Function at 0x42e000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
mov ebx, 0x407ef8
nop
nop
mov ecx, 0x11a21655
nop
nop
nop
nop
test eax, eax
nop
je 0x42e04e
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
jne 0x42e024
nop
nop
mov eax, section..data
mov ebx, 0x42cd70
nop
nop
mov ecx, 0x49dd3d09
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
je 0x42e084
nop
nop
nop
xor dword [eax], ecx
nop
add eax, 4
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x42e06c
nop
nop
nop
nop
nop
popal
nop
nop
jmp 0x401219
Function at 0x10001000
Capabilities:
Hash data using crc32b

Disassembly:
push ebx
xor edx, edx
push edi
xor eax, eax
test dl, 1
je 0x10001010
mov eax, 0x80
mov ecx, edx
shr ecx, 1
test cl, 1
je 0x1000101c
or eax, 0x40
shr ecx, 1
test cl, 1
je 0x10001026
or eax, 0x20
shr ecx, 1
test cl, 1
je 0x10001030
or eax, 0x10
shr ecx, 1
test cl, 1
je 0x1000103a
or eax, 8
shr ecx, 1
test cl, 1
je 0x10001044
or eax, 4
shr ecx, 1
test cl, 1
je 0x1000104e
or eax, 2
test cl, 2
je 0x10001056
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 0x10001110
test al, 1
je 0x1000111d
mov ebx, 1
shl ebx, cl
or edi, ebx
dec ecx
shr eax, 1
cmp ecx, 0xffffffff
jg 0x10001110
mov dword [esi + edx*4], edi
inc edx
cmp edx, 0xff
jle 0x10001004
pop edi
pop ebx
ret

Function at 0x10001140
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x10011534
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 0x10001172
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 0x100011a0
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 0x10001203
push ebx
lea ebx, [ebx]
mov ecx, eax
mov edx, edi
test eax, eax
je 0x100011e9
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 0x100011c8
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 0x100011c0
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 0x10001230
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x10011538
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 0x10001262
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 0x10001290
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 0x100012f3
push ebx
lea ebx, [ebx]
mov ecx, eax
mov edx, edi
test eax, eax
je 0x100012d9
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 0x100012b8
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 0x100012b0
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 0x10001360
Capabilities:
Create tcp socket
Create udp socket
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x198
mov eax, dword [0x10017018]
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 0x10001399
xor al, al
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.1000e352
mov esp, ebp
pop ebp
ret
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [0x10017314], eax
cmp eax, 0xffffffff
je 0x10001389
call dword [sym.imp.WS2_32.dll_WSACreateEvent]
mov dword [0x10017318], eax
test eax, eax
je 0x10001389
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov dword [0x10117324], 0x10002160
mov al, 1
call fcn.1000e352
mov esp, ebp
pop ebp
ret
Function at 0x100013e0
Capabilities:
Connect socket
Create thread
Encode data using xor
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x10017018]
xor eax, ebp
mov dword [ebp - 8], eax
cmp dword [0x10017314], 0xffffffff
push esi
mov esi, ecx
jne 0x10001453
push 0x100
push 0
push 0x10122118
call sub.MSVCR100.dll_memset
add esp, 0xc
xor eax, eax
mov cl, byte [eax + 0x10011660]
sub cl, 0x1b
xor cl, 0xc
mov byte [eax + 0x10122118], cl
inc eax
cmp eax, 0x100
jb 0x10001412
push 0x10122118
push 0
mov ecx, 0x101174c0
call fcn.100052a0
add esp, 8
xor al, al
pop esi
mov ecx, dword [ebp - 8]
xor ecx, ebp
call fcn.1000e352
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp + 8]
mov edx, 2
push eax
mov word [ebp - 0x18], dx
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 0x1000149b
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x1000149b
movsx ecx, word [eax + 0xa]
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
push ecx
push eax
lea ecx, [ebp - 0x14]
push ecx
call sub.MSVCR100.dll_memcpy
add esp, 0xc
mov eax, dword [0x10017314]
push 0x10
lea edx, [ebp - 0x18]
push edx
push eax
call dword [sym.imp.WS2_32.dll_connect]
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0xffffffff
jne 0x100014fb
call esi
cmp eax, 0x2733
je 0x100014fb
call esi
push eax
mov eax, 2
call fcn.1000b6d0
push eax
push 0
mov ecx, 0x101174c0
call fcn.100052a0
add esp, 0xc
mov esi, 0x10017310
call fcn.100015a0
xor al, al
pop esi
mov ecx, dword [ebp - 8]
xor ecx, ebp
call fcn.1000e352
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [0x10017318]
mov edx, dword [0x10017314]
push 0x23
push ecx
push edx
call dword [sym.imp.WS2_32.dll_WSAEventSelect]
cmp eax, 0xffffffff
jne 0x10001520
call esi
push eax
mov eax, 3
jmp 0x100014c9
push 0x80000
push 0
push 0x1001731c
call sub.MSVCR100.dll_memset
add esp, 0xc
push 0x80000
push 0
push 0x10097320
mov dword [0x1009731c], 0
call sub.MSVCR100.dll_memset
add esp, 0xc
push 0x10121dd4
push 0
push 0x10017310
push 0x10001b30
push 0
push 0
mov dword [0x10117320], 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov ecx, dword [ebp - 8]
mov dword [0x10117344], eax
xor ecx, ebp
mov byte [0x10117348], 1
mov al, 1
pop esi
call fcn.1000e352
mov esp, ebp
pop ebp
ret 4

Function at 0x100015a0
Capabilities:
Terminate thread

Disassembly:
push ebx
xor ebx, ebx
cmp dword [esi + 0x100034], ebx
je 0x100015d6
mov dword [0x10121dd4], 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 0x100015ec
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov dword [esi + 4], 0xffffffff
mov eax, dword [esi + 8]
cmp eax, ebx
je 0x100015fd
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 0x10001630
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 0x100016b7
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
call edi
cmp eax, 0x2733
je 0x100017e5
push 0x100
push 0
push 0x10122118
call sub.MSVCR100.dll_memset
add esp, 0xc
xor eax, eax
lea esp, [esp]
mov cl, byte [eax + 0x10011960]
sub cl, 0x1b
xor cl, 0xc
mov byte [eax + 0x10122118], cl
inc eax
cmp eax, 0x100
jb 0x10001690
call edi
push eax
push 0x10122118
jmp 0x10001830
add dword [esi + 0x8000c], eax
mov eax, dword [esi + 0x8000c]
cmp eax, 4
jl 0x100017e5
lea esp, [esp]
mov al, byte [esi + edi + 0xc]
lea edx, [esi + 0xc]
cmp al, 0xc1
jne 0x100016e6
movzx ebx, byte [edi + esi + 0xd]
mov cl, byte [edi + esi + 0xf]
jmp 0x10001705
cmp al, 0xc2
jne 0x1000181f
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 0x100017ee
cmp ebx, 0x80000
jg 0x100017ee
cmp ebx, dword [esi + 0x8000c]
jg 0x100017bc
cmp al, 0xc1
jne 0x10001758
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 0x10001784
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 0x1000173e
jmp 0x10001784
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 0x10001784
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 0x1000176c
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 0x100016d0
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test edi, edi
jle 0x100017e5
mov eax, dword [esi + 0x8000c]
test eax, eax
jle 0x100017e5
mov ecx, 0x80000
sub ecx, edi
cmp eax, ecx
jg 0x100017e5
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
mov eax, 6
call fcn.1000b6d0
push eax
push 0
mov ecx, 0x101174c0
call fcn.100052a0
add esp, 0x14
call fcn.100015a0
xor al, al
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movzx eax, byte [edi + esi + 0xc]
push eax
mov eax, 5
call fcn.1000b6d0
push eax
push 0
mov ecx, 0x101174c0
call fcn.100052a0
add esp, 0xc
call fcn.100015a0
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret