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Trojan.DownLoader6.28807

Added to the Dr.Web virus database: 2012-07-18

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates the following services:
  • [<HKLM>\SYSTEM\ControlSet001\Services\f1fb3d244c5c0902] 'ImagePath' = '<DRIVERS>\f1fb3d244c5c0902.sys'
  • [<HKLM>\SYSTEM\ControlSet001\Services\f1fb3d244c5c0902] 'Start' = '00000000'
  • [<HKLM>\SYSTEM\ControlSet001\Services\syshost32] 'Start' = '00000002'
  • [<HKLM>\SYSTEM\ControlSet001\Services\18dd3] 'Start' = '00000001'
Malicious functions:
Creates and executes the following:
  • %WINDIR%\Installer\{6B13FB35-4A15-69A4-AEC3-4EDD84BB50E7}\syshost.exe /service
Hooks the following functions in System Service Descriptor Table (SSDT):
  • NtOpenThread, handler: unknown
  • NtOpenProcess, handler: unknown
Modifies file system :
Creates the following files:
  • <DRIVERS>\f1fb3d244c5c0902.sys
  • <DRIVERS>\18dd3.sys
  • %WINDIR%\Installer\{6B13FB35-4A15-69A4-AEC3-4EDD84BB50E7}\syshost.exe
Deletes the following files:
  • <DRIVERS>\18dd3.sys
Moves itself:
  • from <Full path to virus> to %TEMP%\dd199ab8.tmp
Deletes itself.
Network activity:
Connects to:
  • 'hg####phbwfops.nu':80
  • 'nm#####sllqeonfds.ac':80
  • 'da####nmbtesug.so':80
  • 'jj#####vivlwfjsklt.mn':80
  • 'kw###kepbb.nf':80
  • 'ud#####nwofvnvtgado.mn':80
  • 'iq#####twihoglxlesp.cm':80
  • 'ep###ocopr.cc':80
  • 'bq####xyuihnjiex.ms':80
  • 'tt####feamjvkuh.ki':80
  • 'lm####nfbvcnk.ac':80
  • 'ks####ufulnije.ac':80
  • 'wg#####wqokxkcffkx.cx':80
  • 'bv#####vjexpltqtito.ms':80
  • 'sl######pqjlaehpkfalw.ac':80
  • 'bw#####thndyeboio.nf':80
  • 'va###lahspv.im':80
  • 'hm######gksgfwhtatjbsf.mn':80
  • 'cl######dkxmhbcjfmyugaw.ms':80
  • 'tj######lxwkpbfgsiobrqjo.la':80
  • 'at#####atdfiddtlh.cm':80
  • 'ys######blaproylthkiai.nf':80
  • 'kc####ptldaqx.sc':80
  • 'dh###bvdgh.im':80
  • 'wl###xuctubi.tj':80
  • 'pp#####nxtjoioyycrlw.nu':80
  • 'yf######ndcikpvyvxwlb.jp':80
  • 'lv###igxitpy.nu':80
  • 'oe######dqfephppysqjfj.cx':80
  • 'pd######tmrwbdcnerfgmc.im':80
  • 'ny####nkhhmioqf.ms':80
  • 'bq####ymhxjdnsa.jp':80
  • 'de###qbsmc.tj':80
  • 'lp#####evfawnhyjn.tw':80
  • 'ji#####xpnvlmlxuqjac.nf':80
  • 'rw#####uilkkvofanb.nf':80
  • 'ea####xuemgdqpyp.tj':80
  • 'rm######gnooqeqjajqgve.nu':80
  • 'en######krlsfsqpjrfrd.cx':80
  • 'np####benqndacux.so':80
  • 'ro#####anlhdyracmxi.im':80
  • '62.##.229.134':80
  • '62.##.229.126':80
  • '20#.#6.232.182':80
  • '62.##.229.131':80
  • 'wx#####idqhgvlndaxe.ac':80
  • 'gu####lmxlvwn.sh':80
  • 'fa###ook.com':80
  • 'rg###kbbhvcc.so':80
  • 'hc####dooylncrr.tj':80
  • 'vk#####qitdyyhunq.ki':80
  • 'if######qwlrgnjbxmlbnlca.so':80
  • 'ik####dwvwjhwd.ac':80
  • 'pq###jvfgwcv.sc':80
  • 'yj#####qwpuablrxnf.la':80
  • 'ou#####xgatrboqjoxpu.tj':80
  • 'rk####hoaooypbu.tj':80
  • 'ug###sospxij.in':80
  • 'iw#####ppyiafoote.so':80
  • 'ol######yemvecweilbyky.ac':80
  • 'ja######ggbtskryabkcx.ms':80
  • 'gf######bdkorurbqmygjwe.so':80
  • 'tj#####qevjsessrfb.ac':80
  • 'ix######kvfjytfadqgev.so':80
  • 'gg###lsvcdog.sh':80
TCP:
HTTP POST requests:
  • nm#####sllqeonfds.ac/database.cgi
  • hg####phbwfops.nu/database.cgi
  • jj#####vivlwfjsklt.mn/database.cgi
  • iq#####twihoglxlesp.cm/database.cgi
  • ud#####nwofvnvtgado.mn/database.cgi
  • kw###kepbb.nf/database.cgi
  • ep###ocopr.cc/database.cgi
  • da####nmbtesug.so/database.cgi
  • tt####feamjvkuh.ki/database.cgi
  • bq####xyuihnjiex.ms/database.cgi
  • ks####ufulnije.ac/database.cgi
  • sl######pqjlaehpkfalw.ac/database.cgi
  • bv#####vjexpltqtito.ms/database.cgi
  • wg#####wqokxkcffkx.cx/database.cgi
  • bw#####thndyeboio.nf/database.cgi
  • yf######ndcikpvyvxwlb.jp/database.cgi
  • hm######gksgfwhtatjbsf.mn/database.cgi
  • va###lahspv.im/database.cgi
  • tj######lxwkpbfgsiobrqjo.la/database.cgi
  • kc####ptldaqx.sc/database.cgi
  • ys######blaproylthkiai.nf/database.cgi
  • at#####atdfiddtlh.cm/database.cgi
  • dh###bvdgh.im/database.cgi
  • cl######dkxmhbcjfmyugaw.ms/database.cgi
  • pp#####nxtjoioyycrlw.nu/database.cgi
  • wl###xuctubi.tj/database.cgi
  • lv###igxitpy.nu/database.cgi
  • ny####nkhhmioqf.ms/database.cgi
  • pd######tmrwbdcnerfgmc.im/database.cgi
  • oe######dqfephppysqjfj.cx/database.cgi
  • bq####ymhxjdnsa.jp/database.cgi
  • lm####nfbvcnk.ac/database.cgi
  • np####benqndacux.so/database.cgi
  • ji#####xpnvlmlxuqjac.nf/database.cgi
  • lp#####evfawnhyjn.tw/database.cgi
  • ro#####anlhdyracmxi.im/database.cgi
  • ol######yemvecweilbyky.ac/database.cgi
  • en######krlsfsqpjrfrd.cx/database.cgi
  • rm######gnooqeqjajqgve.nu/database.cgi
  • ea####xuemgdqpyp.tj/database.cgi
  • 62.##.229.126/cgi-bin/auth.cgi
  • 62.##.229.134/cgi-bin/auth.cgi
  • 62.##.229.131/cgi-bin/auth.cgi
  • rg###kbbhvcc.so/database.cgi
  • rw#####uilkkvofanb.nf/database.cgi
  • gu####lmxlvwn.sh/database.cgi
  • wx#####idqhgvlndaxe.ac/database.cgi
  • ja######ggbtskryabkcx.ms/database.cgi
  • ou#####xgatrboqjoxpu.tj/database.cgi
  • vk#####qitdyyhunq.ki/database.cgi
  • hc####dooylncrr.tj/database.cgi
  • rk####hoaooypbu.tj/database.cgi
  • de###qbsmc.tj/database.cgi
  • yj#####qwpuablrxnf.la/database.cgi
  • pq###jvfgwcv.sc/database.cgi
  • ik####dwvwjhwd.ac/database.cgi
  • ix######kvfjytfadqgev.so/database.cgi
  • iw#####ppyiafoote.so/database.cgi
  • ug###sospxij.in/database.cgi
  • gg###lsvcdog.sh/database.cgi
  • if######qwlrgnjbxmlbnlca.so/database.cgi
  • tj#####qevjsessrfb.ac/database.cgi
  • gf######bdkorurbqmygjwe.so/database.cgi
UDP:
  • DNS ASK rw####dfwrlkgfd.cm
  • DNS ASK fa####nasmswdc.cm
  • DNS ASK uw####kbtwtkj.cm
  • DNS ASK ep#####hwcqjqyqskvhv.ki
  • DNS ASK hm######gksgfwhtatjbsf.mn
  • DNS ASK ig#####wcceijobhysy.tj
  • DNS ASK ks######cgrofvaxxiygglbk.tw
  • DNS ASK rt###xqdrg.cm
  • DNS ASK dh###bvdgh.im
  • DNS ASK ng####fbemoiokh.cx
  • DNS ASK lc###crksfpe.so
  • DNS ASK rg#######huchqkfpkxtlpofr.cm
  • DNS ASK kc####ptldaqx.sc
  • DNS ASK cu####lpmwvgbx.la
  • DNS ASK oe######dqfephppysqjfj.cx
  • DNS ASK pd######tmrwbdcnerfgmc.im
  • DNS ASK hx#####siugqswfgqsh.in
  • DNS ASK bq####ymhxjdnsa.jp
  • DNS ASK qu######rxkevhqmnhtbj.tj
  • DNS ASK pp#####nxtjoioyycrlw.nu
  • DNS ASK ny####nkhhmioqf.ms
  • DNS ASK cd####xidbggm.ki
  • DNS ASK vp#####ksdkxnbidfr.ki
  • DNS ASK va###lahspv.im
  • DNS ASK ko#####bmwlrwovjssj.nf
  • DNS ASK cl######dkxmhbcjfmyugaw.ms
  • DNS ASK tj######lxwkpbfgsiobrqjo.la
  • DNS ASK vh####ucpwmoc.sh
  • DNS ASK lq###knghwfb.cc
  • DNS ASK sf######rqocfqkbtdxeiaj.cc
  • DNS ASK gx#####gbhfyisvsmmk.so
  • DNS ASK ol######lencshapoeoovmc.mu
  • DNS ASK uw####pdodeojq.mu
  • DNS ASK tu####jlxnbdrxl.jp
  • DNS ASK cn######ilkljumljaudxo.ki
  • DNS ASK so#######gsvqynsyssvuxxqp.cc
  • DNS ASK ky#####msptgowyfvw.ac
  • DNS ASK ye####dnncoky.nf
  • DNS ASK ob####wvexywvtlk.tj
  • DNS ASK ex####lvdwlqysu.sh
  • DNS ASK eo###wvipxr.la
  • DNS ASK ta######jvinxdapeusxbibl.sc
  • DNS ASK ut#####hyueahotgbk.ac
  • DNS ASK xy####irjyyntwa.cc
  • DNS ASK mh######dglrtogphucbbxnn.nf
  • DNS ASK ne####anwmaxu.ki
  • DNS ASK at#####atdfiddtlh.cm
  • DNS ASK id###jtpnbmt.nu
  • DNS ASK vh###oesvdqd.im
  • DNS ASK lw######sqjmaomgbrkghnpb.ac
  • DNS ASK cl#####npyvamllgnu.ki
  • DNS ASK jw#######qkkdnvyfonysbbhj.jp
  • DNS ASK vj###eokpw.nu
  • DNS ASK nw#####ovgqkqhudko.mu
  • DNS ASK ys######blaproylthkiai.nf
  • DNS ASK ko######ljicrlokcpdid.sc
  • DNS ASK wl###xuctubi.tj
  • DNS ASK ro#####anlhdyracmxi.im
  • DNS ASK rm######gnooqeqjajqgve.nu
  • DNS ASK en######krlsfsqpjrfrd.cx
  • DNS ASK np####benqndacux.so
  • DNS ASK ea####xuemgdqpyp.tj
  • DNS ASK lp#####evfawnhyjn.tw
  • DNS ASK ji#####xpnvlmlxuqjac.nf
  • DNS ASK ix######kvfjytfadqgev.so
  • DNS ASK gg###lsvcdog.sh
  • DNS ASK gf######bdkorurbqmygjwe.so
  • DNS ASK iw#####ppyiafoote.so
  • DNS ASK ol######yemvecweilbyky.ac
  • DNS ASK ja######ggbtskryabkcx.ms
  • DNS ASK ug###sospxij.in
  • DNS ASK ji####hpaqgyn.com
  • DNS ASK fa###ook.com
  • DNS ASK as####pqbawoylp.com
  • DNS ASK wx####iofpfs.com
  • DNS ASK microsoft.com
  • DNS ASK dk###grggt.com
  • DNS ASK ur###rdkwkj.com
  • DNS ASK wx#####idqhgvlndaxe.ac
  • DNS ASK gu####lmxlvwn.sh
  • DNS ASK rw#####uilkkvofanb.nf
  • DNS ASK rg###kbbhvcc.so
  • DNS ASK pp####xsdyerhf.com
  • DNS ASK we####lcdbezsg.com
  • DNS ASK cr###bhnhzg.com
  • DNS ASK da####nmbtesug.so
  • DNS ASK jj#####vivlwfjsklt.mn
  • DNS ASK hg####phbwfops.nu
  • DNS ASK bv#####vjexpltqtito.ms
  • DNS ASK sl######pqjlaehpkfalw.ac
  • DNS ASK bw#####thndyeboio.nf
  • DNS ASK wg#####wqokxkcffkx.cx
  • DNS ASK ud#####nwofvnvtgado.mn
  • DNS ASK yf######ndcikpvyvxwlb.jp
  • DNS ASK lv###igxitpy.nu
  • DNS ASK kw###kepbb.nf
  • DNS ASK nm#####sllqeonfds.ac
  • DNS ASK iq#####twihoglxlesp.cm
  • DNS ASK ep###ocopr.cc
  • DNS ASK vk#####qitdyyhunq.ki
  • DNS ASK ou#####xgatrboqjoxpu.tj
  • DNS ASK rk####hoaooypbu.tj
  • DNS ASK hc####dooylncrr.tj
  • DNS ASK tj#####qevjsessrfb.ac
  • DNS ASK if######qwlrgnjbxmlbnlca.so
  • DNS ASK ik####dwvwjhwd.ac
  • DNS ASK ks####ufulnije.ac
  • DNS ASK bq####xyuihnjiex.ms
  • DNS ASK tt####feamjvkuh.ki
  • DNS ASK lm####nfbvcnk.ac
  • DNS ASK pq###jvfgwcv.sc
  • DNS ASK yj#####qwpuablrxnf.la
  • DNS ASK de###qbsmc.tj

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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);
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