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Trojan.DownLoader19.51859

Added to the Dr.Web virus database: 2016-03-14

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'UPnP Grouping HomeGroup Group Scheduler' = '<SYSTEM32>\phxpatgggm.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'UserFaultCheck' = '<SYSTEM32>\dumprep 0 -u'
Creates the following services:
  • [<HKLM>\SYSTEM\ControlSet001\Services\Configuration Host Authentication] 'ImagePath' = '<SYSTEM32>\phxpatgggm.exe'
  • [<HKLM>\SYSTEM\ControlSet001\Services\Configuration Host Authentication] 'Start' = '00000002'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
  • Windows Security Center
Creates and executes the following:
  • '<SYSTEM32>\bzpyrhklbv.exe' "<SYSTEM32>\phxpatgggm.exe"
  • '%TEMP%\uhrxnj1431ui0c7h.exe' -r 25733 tcp
  • '%TEMP%\uhrxnj13amei0c7hivazpgkd.exe'
  • '<SYSTEM32>\phxpatgggm.exe'
Modifies file system:
Creates the following files:
  • <SYSTEM32>\ayqxfvkzalgrdk\rng
  • <SYSTEM32>\bzpyrhklbv.exe
  • %WINDIR%\pchealth\ERRORREP\UserDumps\phxpatgggm.exe.20160314-064819-00.hdmp
  • %TEMP%\uhrxnj1431ui0c7h.exe
  • <SYSTEM32>\ayqxfvkzalgrdk\cfg
  • <SYSTEM32>\ayqxfvkzalgrdk\run
  • <SYSTEM32>\ayqxfvkzalgrdk\etc
  • %TEMP%\uhrxnj13amei0c7hivazpgkd.exe
  • <SYSTEM32>\ayqxfvkzalgrdk\tst
  • %WINDIR%\pchealth\ERRORREP\UserDumps\phxpatgggm.exe.20160314-064819-00.mdmp
  • %TEMP%\WER6b11.dir00\phxpatgggm.exe.mdmp
  • <SYSTEM32>\phxpatgggm.exe
Sets the 'hidden' attribute to the following files:
  • <SYSTEM32>\bzpyrhklbv.exe
  • <SYSTEM32>\phxpatgggm.exe
Deletes the following files:
  • %TEMP%\WER6b11.dir00\phxpatgggm.exe.mdmp
  • %TEMP%\uhrxnj1431ui0c7h.exe
  • %TEMP%\uhrxnj13amei0c7hivazpgkd.exe
  • <DRIVERS>\etc\hosts
Substitutes the HOSTS file.
Network activity:
Connects to:
  • 'lr###never.net':80
  • 'yo###ing.net':80
  • 'tr###sing.net':80
  • 'vi###ine.net':80
  • 'lr###nine.net':80
  • 'vi###ever.net':80
  • 'yo###tart.net':80
  • 'yo###ever.net':80
  • 'tr###never.net':80
  • 'ta###lace.net':80
  • 'tr###start.net':80
  • 'yo###ine.net':80
  • 'tr###nine.net':80
  • 'fi###tart.net':80
  • 'pl###start.net':80
  • 'fi###ine.net':80
  • 'se###never.net':80
  • 'fi###ing.net':80
  • 'pl###sing.net':80
  • 'pl###nine.net':80
  • 'lr###sing.net':80
  • 'vi###tart.net':80
  • 'lr###start.net':80
  • 'fi###ever.net':80
  • 'pl###never.net':80
  • 'vi###ing.net':80
  • 'wa###lace.net':80
  • 'na###eep.com':80
  • 'eg###aker.com':80
  • 'wr###below.net':80
  • 'pi###about.net':80
  • 've###lace.net':80
  • 'it###need.com':80
  • 'gr###grain.net':80
  • 'lo###old.net':80
  • 'fe###tate.net':80
  • 'ab###ead.net':80
  • 'bo###lain.net':80
  • 'fr###yloss.net':80
  • 'na###here.net':80
  • 'wa###hild.net':80
  • 'ta###bout.net':80
  • 'wa###bout.net':80
  • 'ta###nto.net':80
  • 'wa###nto.net':80
  • 'ta###hild.net':80
  • 'mu###lace.net':80
  • 'mu###hild.net':80
  • 'pi###child.net':80
  • 'mu###bout.net':80
  • 'pi###place.net':80
  • 'mu###nto.net':80
  • 'pi###into.net':80
TCP:
HTTP GET requests:
  • http://lr###never.net/index.php?me################################################
  • http://yo###ing.net/index.php?me################################################
  • http://tr###sing.net/index.php?me################################################
  • http://vi###ine.net/index.php?me################################################
  • http://lr###nine.net/index.php?me################################################
  • http://vi###ever.net/index.php?me################################################
  • http://yo###tart.net/index.php?me################################################
  • http://yo###ever.net/index.php?me################################################
  • http://tr###never.net/index.php?me################################################
  • http://ta###lace.net/index.php?me################################################
  • http://tr###start.net/index.php?me################################################
  • http://yo###ine.net/index.php?me################################################
  • http://tr###nine.net/index.php?me################################################
  • http://fi###tart.net/index.php?me################################################
  • http://pl###start.net/index.php?me################################################
  • http://fi###ine.net/index.php?me################################################
  • http://se###never.net/index.php?me################################################
  • http://fi###ing.net/index.php?me################################################
  • http://pl###sing.net/index.php?me################################################
  • http://pl###nine.net/index.php?me################################################
  • http://lr###sing.net/index.php?me################################################
  • http://vi###tart.net/index.php?me################################################
  • http://lr###start.net/index.php?me################################################
  • http://fi###ever.net/index.php?me################################################
  • http://pl###never.net/index.php?me################################################
  • http://vi###ing.net/index.php?me################################################
  • http://wa###lace.net/index.php?me################################################
  • http://na###eep.com/index.php?me################################################
  • http://eg###aker.com/index.php?me################################################
  • http://wr###below.net/index.php?me################################################
  • http://pi###about.net/index.php?me################################################
  • http://ve###lace.net/index.php?me################################################
  • http://it###need.com/index.php?me################################################
  • http://gr###grain.net/index.php?me################################################
  • http://lo###old.net/index.php?me################################################
  • http://fe###tate.net/index.php?me################################################
  • http://ab###ead.net/index.php?me################################################
  • http://bo###lain.net/index.php?me################################################
  • http://fr###yloss.net/index.php?me################################################
  • http://na###here.net/index.php?me################################################
  • http://wa###hild.net/index.php?me################################################
  • http://ta###bout.net/index.php?me################################################
  • http://wa###bout.net/index.php?me################################################
  • http://ta###nto.net/index.php?me################################################
  • http://wa###nto.net/index.php?me################################################
  • http://ta###hild.net/index.php?me################################################
  • http://mu###lace.net/index.php?me################################################
  • http://mu###hild.net/index.php?me################################################
  • http://pi###child.net/index.php?me################################################
  • http://mu###bout.net/index.php?me################################################
  • http://pi###place.net/index.php?me################################################
  • http://mu###nto.net/index.php?me################################################
  • http://pi###into.net/index.php?me################################################
UDP:
  • DNS ASK lr###never.net
  • DNS ASK yo###ing.net
  • DNS ASK tr###sing.net
  • DNS ASK vi###ine.net
  • DNS ASK lr###nine.net
  • DNS ASK vi###ever.net
  • DNS ASK yo###tart.net
  • DNS ASK yo###ever.net
  • DNS ASK tr###never.net
  • DNS ASK ta###lace.net
  • DNS ASK tr###start.net
  • DNS ASK yo###ine.net
  • DNS ASK tr###nine.net
  • DNS ASK lr###start.net
  • DNS ASK pl###sing.net
  • DNS ASK fi###tart.net
  • DNS ASK pl###start.net
  • DNS ASK le###never.net
  • DNS ASK se###never.net
  • DNS ASK fi###ing.net
  • DNS ASK fi###ine.net
  • DNS ASK vi###ing.net
  • DNS ASK lr###sing.net
  • DNS ASK vi###tart.net
  • DNS ASK pl###nine.net
  • DNS ASK fi###ever.net
  • DNS ASK pl###never.net
  • DNS ASK wa###lace.net
  • DNS ASK na###eep.com
  • DNS ASK eg###aker.com
  • DNS ASK wr###below.net
  • DNS ASK pi###about.net
  • DNS ASK ve###lace.net
  • DNS ASK it###need.com
  • DNS ASK gr###grain.net
  • DNS ASK lo###old.net
  • DNS ASK fe###tate.net
  • DNS ASK ab###ead.net
  • DNS ASK bo###lain.net
  • DNS ASK fr###yloss.net
  • DNS ASK na###here.net
  • DNS ASK wa###hild.net
  • DNS ASK ta###bout.net
  • DNS ASK wa###bout.net
  • DNS ASK ta###nto.net
  • DNS ASK wa###nto.net
  • DNS ASK ta###hild.net
  • DNS ASK mu###lace.net
  • DNS ASK mu###hild.net
  • DNS ASK pi###child.net
  • DNS ASK mu###bout.net
  • DNS ASK pi###place.net
  • DNS ASK mu###nto.net
  • DNS ASK pi###into.net
  • '23#.#55.255.250':1900

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

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  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.

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