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ニュース

Exploit.Siggen3.42306

Added to the Dr.Web virus database: 2023-07-25

Virus description added:

Technical Information

Malicious functions
Executes the following (exploit)
  • '%ProgramFiles(x86)%\opera\launcher.exe' -noautoupdate -- "http://cgi1.adobe.com/special/acrobat/pluginfinder/pluginfinder.cgi?type=Filter&name=FOPN_foweb&os=Win&vers=15.0&"
Injects code into
the following user processes:
  • rdrcef.exe
Modifies file system
Creates the following files
  • %LOCALAPPDATA%\adobe\acrocef\dc\acrobat\cookie\cookies-journal
  • %TEMP%\etilqs_wq8iws8eil7yjcd
  • %LOCALAPPDATA%\adobe\acrocef\dc\acrobat\cookie\cookies
  • %TEMP%\a9roa5pw6_1njz8z7_2x4.tmp
  • %TEMP%\etilqs_hkyzyw8b7uwhyiw
  • %TEMP%\etilqs_w4bas4z0ns53oc7
  • %TEMP%\etilqs_arl2xyj3kxj6xwd
  • %TEMP%\etilqs_rwd2v1ai646yyr1
  • %TEMP%\etilqs_d4c9uu4quc9glmw
  • %TEMP%\etilqs_fks6bkntbdstoks
  • %TEMP%\etilqs_eshmw779e8r9dh4
  • %TEMP%\etilqs_y6lzadndmbgkilb
  • %TEMP%\etilqs_hqqipsz5vznzjmg
  • %TEMP%\etilqs_sfdr87wfgkkwocr
  • %TEMP%\d6ae.tmp
  • %TEMP%\d69e.tmp
Deletes the following files
  • %TEMP%\d69e.tmp
  • %TEMP%\d6ae.tmp
Network activity
Connects to
  • 'au######te.geo.opera.com':80
  • 'ro###.ebay.com':443
  • 'bo##ing.com':443
  • 'bo##ing.com':80
  • 'tw##ter.com':80
  • 'ro###.ebay.com':80
  • 'sd#####es.operacdn.com':443
  • 'x1.#.lencr.org':80
  • 'do#####d3.operacdn.com':443
  • 'fa###ook.com':80
  • 'pk#.goog':80
  • 'fi###pen.com':443
  • 'fi###pen.com':80
  • 'si#####ck2.opera.com':443
  • 'si#####ck2.opera.com':80
  • 're###.opera.com':80
  • 'en.###ipedia.org':443
  • 'am##on.com':443
  • 'se####.yahoo.com':443
  • 'en.###ipedia.org':80
  • 'am##on.com':80
  • 'du###uckgo.com':443
  • 'se####.yahoo.com':80
  • 'au######te.geo.opera.com':443
  • 's.##mg.com':443
  • 'oc##.#ectigo.com':80
TCP
HTTP GET requests
  • http://au######te.geo.opera.com/geolocation/
  • http://ro###.ebay.com/rover/1/711-53200-19255-0/1?ic###########################################################################################################################
  • http://www.op##a.com/follow?ut###############################################################################################
  • http://www.ya##o.com/?il#####
  • http://www.bo##ing.com/index.html?ai##########################################################################################
  • http://www.tw##ter.com/?pa################
  • http://re###.opera.com/speeddials/partner/wikipedia_org_us
  • http://re###.opera.com/speeddials/partner/youtube
  • http://re###.opera.com/speeddials/partner/product
  • http://re###.opera.com/speeddials/partner/booking_com_us
  • http://re###.opera.com/speeddials/partner/twitter_us
  • http://re###.opera.com/speeddials/partner/yahoo
  • http://re###.opera.com/speeddials/partner/ebay_us
  • http://re###.opera.com/speeddials/partner/amazon_us
  • http://x1.#.lencr.org/
  • http://re###.opera.com/favicon.ico
  • http://www.fa###ook.com/campaign/landing.php?ca#########################
  • http://re###.opera.com/speeddials/partner/facebook
  • http://pk#.goog/gsr1/gsr1.crt
  • http://www.fi###pen.com/getplugin.asp?ty#########################
  • http://si#####ck2.opera.com/?ho###################################################
  • http://si#####ck2.opera.com/?ho####################################################
  • http://re###.opera.com/www.opera.com/firstrun/
  • http://en.###ipedia.org/favicon.ico
  • http://www.am##on.com/favicon.ico
  • http://se####.yahoo.com/favicon.ico
  • http://oc##.#ectigo.com/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBQh80WaEMqmyEvaHjlisSfVM4p8SAQUF9nWJSdn%2BTHCSUPZMDZEjGypT%2BsCEQDT%2Bbk3%2F%2B5AvNRG108AvqSS
  • http://oc##.#ectigo.com/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBQh80WaEMqmyEvaHjlisSfVM4p8SAQUF9nWJSdn%2BTHCSUPZMDZEjGypT%2BsCEQCqxxddZF6qW5evGJUo9H9v
Other
  • 'au######te.geo.opera.com':443
  • 's.##mg.com':443
  • 'ro###.ebay.com':443
  • 'op##a.com':443
  • 'ya##o.com':443
  • 'bo##ing.com':443
  • 'sd#####es.operacdn.com':443
  • 'eb##.com':443
  • 'do#####d3.operacdn.com':443
  • 'fi###pen.com':443
  • 'si#####ck2.opera.com':443
  • 'en.###ipedia.org':443
  • 'se####.yahoo.com':443
  • 'am##on.com':443
  • 'du###uckgo.com':443
  • 'pl####.fileopen.com':443
  • 'pa###.ebay.com':443
UDP
  • DNS ASK au######te.geo.opera.com
  • DNS ASK oc##.#ectigo.com
  • DNS ASK s.##mg.com
  • DNS ASK op##a.com
  • DNS ASK tw##ter.com
  • DNS ASK bo##ing.com
  • DNS ASK ya##o.com
  • DNS ASK ro###.ebay.com
  • DNS ASK sd#####es.operacdn.com
  • DNS ASK do#####d3.operacdn.com
  • DNS ASK x1.#.lencr.org
  • DNS ASK fa###ook.com
  • DNS ASK pl####.fileopen.com
  • DNS ASK pk#.goog
  • DNS ASK fi###pen.com
  • DNS ASK si#####ck2.opera.com
  • DNS ASK re###.opera.com
  • DNS ASK en.###ipedia.org
  • DNS ASK am##on.com
  • DNS ASK du###uckgo.com
  • DNS ASK bi##.#ikimedia.org
  • DNS ASK se####.yahoo.com
  • DNS ASK eb##.com
  • DNS ASK pa###.ebay.com
Miscellaneous
Searches for the following windows
  • ClassName: 'Opera_MessageWindow' WindowName: '%APPDATA%\Opera Software\Opera Stable'
Executes the following
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' -noautoupdate --ran-launcher -- http://cgi1.adobe.com/special/acrobat/pluginfinder/pluginfinder.cgi?type=Filter&name=FOPN_foweb&os=Win&vers=15.0&
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.19.185662820\1981088016" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.18.1485435067\13464468" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.17.647902994\353751882" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.16.1920287969\1238816724" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.15.2115303946\623846562" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.12.1672955159\2106001535" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.11.2123634091\1590312513" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.10.2023899582\1549573756" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera_crashreporter.exe' --type=utility --channel="2668.4.1619143113\965282922" --lang=en-US --no-sandbox --enable-proprietary-media-types-playback /prefetch:-645351001 /crash-reporter-parent-id=4092
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.9.501943741\1276139387" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.8.1207824\830015849" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.7.1116286338\77941232" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.6.45667315\1421573806" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.5.715996848\1368982253" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.4.1619143113\965282922" --lang=en-US --no-sandbox --enable-proprietary-media-types-playback /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=renderer --alt-high-dpi-setting=96 --disable-direct-npapi-requests --enable-deferred-image-decoding --lang=en-US --enable-proprietary-media-types-playback --extension-process --enable-we...
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=renderer --alt-high-dpi-setting=96 --disable-direct-npapi-requests --enable-deferred-image-decoding --lang=en-US --enable-proprietary-media-types-playback --disable-client-side-phishing-...
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=gpu-process --channel="2668.0.13423707\414954296" --enable-proprietary-media-types-playback --supports-dual-gpus=false --gpu-driver-bug-workarounds=1,19,42 --gpu-vendor-id=0x0000 --gpu-d...
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera_crashreporter.exe' -noautoupdate --ran-launcher -- http://cgi1.adobe.com/special/acrobat/pluginfinder/pluginfinder.cgi?type=Filter&name=FOPN_foweb&os=Win&vers=15.0& /crash-reporter-parent-id=2668
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.20.1752542751\1454722783" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001
  • '%ProgramFiles(x86)%\opera\29.0.1795.47\opera.exe' --type=utility --channel="2668.21.1393661841\474135158" --lang=en-US --enable-proprietary-media-types-playback --ignored=" --type=renderer " /prefetch:-645351001

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.
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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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