Android.Backdoor.775

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Backdoor.657.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) al####.bay####.com:80
TCP(HTTP/1.1) m.bianxia####.com:80
TCP(HTTP/1.1) c.g####.qq.com:80
TCP(HTTP/1.1) a.ad####.net:80
TCP(HTTP/1.1) ada####.e####.cn:80
TCP(HTTP/1.1) ga####.lotu####.com:80
TCP(HTTP/1.1) lf.sn####.com:80
TCP(HTTP/1.1) a.e####.cn:80
TCP(HTTP/1.1) cl####.bay####.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) pic.e####.cn:80
TCP(HTTP/1.1) ecook-e####.b0.a####.com:80
TCP(HTTP/1.1) api.e####.cn:80
TCP(HTTP/1.1) 1####.26.247.23:80
TCP(HTTP/1.1) c.appj####.com:80
TCP(HTTP/1.1) ga####.lotu####.com:88
TCP(HTTP/1.1) api.map.b####.com:80
TCP(TLS/1.0) lf.sn####.com:443
TCP(TLS/1.0) sh.wagbr####.alibaba####.com:443
TCP(TLS/1.0) ada####.e####.cn:443
TCP(TLS/1.0) buy.bianxia####.com:443
TCP(TLS/1.0) api.e####.cn:443

DNS requests:

a.ad####.net
a.appj####.com
a.e####.cn
ada####.e####.cn
al####.bay####.com
api.e####.cn
api.map.b####.com
as.lie####.cn
buy.bianxia####.com
c.appj####.com
c.g####.qq.com
cl####.bay####.com
e####.e####.cn
ga####.lotu####.com
lf.sn####.com
m.bianxia####.com
on####.lotu####.com
p3.ps####.com
pic.e####.cn
plb####.u####.com
u####.u####.com

HTTP GET requests:

1####.26.247.23/ad/report.php?event=####&method=####&os=####&t=####
1####.26.247.23/ad/report.php?method=####&event=####&os=####&t=####
1####.26.247.23/ad/report.php?method=####&event=####&os=####&t=####&ts=#...
a.ad####.net/c/YEKmlFKhJV0iYE6AlM_DkydA0VcLJfL5YEQiJVOLYERA0iLedqdU2E_LO...
a.ad####.net/notice/mmmh?ext=####&prc=####&ts=####&appid=####&sign=####
a.e####.cn/public/getClickUrlList.shtml?lng=####&sd=####&screenheight=##...
a.e####.cn/public/getClickUrlPoList.shtml?lng=####&sd=####&screenheight=...
a.e####.cn/public/getCommonBannerAd.shtml?height=####&width=####&lng=###...
a.e####.cn/public/getCommonInformationAd.shtml?height=####&width=####&ln...
a.e####.cn/public/getCommonStartUpAd.shtml?height=####&width=####&lng=##...
a.e####.cn/public/isDebugAd.shtml?ts=####&appid=####&sign=####
a.e####.cn/public/rab.shtml?id=####&network=####&machine=####
a.e####.cn/public/showUrlVisit.shtml?os=####&osversion=####&appversion=#...
ada####.e####.cn/ad/report.php?event=####&method=####&os=####&t=####
ada####.e####.cn/ad/report.php?method=####&event=####&os=####&t=####
ada####.e####.cn/ad/report.php?method=####&event=####&os=####&t=####&ts=...
al####.bay####.com/adv/1930/1890/20171023210034_55.png
api.e####.cn/public/getSecondaryHomeData.shtml?machine=####&version=####...
api.map.b####.com/location/ip?ak=####&coor=####
c.g####.qq.com/gdt_mclick.fcg?viewid=####&jtype=####&i=####&os=####&asi=...
cl####.bay####.com/terminal/adRequest/listener.do?t=####&data=####
cl####.bay####.com/terminal/adRequest/listener.do?t=####&data=####&ts=##...
cl####.bay####.com/terminal/adRequest/listener.do?t=####&data=Xp####
ecook-e####.b0.a####.com/file/ecook.apk
lf.sn####.com/origin/6f190006452683ab2894
m.bianxia####.com/?appKey=####&appType=####&appEntrance=####&business=##...
pic.e####.cn/web/11998015.jpg
pic.e####.cn/web/16021528.jpg!s1
pic.e####.cn/web/223802398.jpg!m720
pic.e####.cn/web/252871078.jpg!s4
pic.e####.cn/web/253275159.jpg!s4
pic.e####.cn/web/253499710.jpg!m720
pic.e####.cn/web/256546240.jpg
pic.e####.cn/web/256973216.jpg
pic.e####.cn/web/256973617.jpg
pic.e####.cn/web/257533351.jpg!m720
pic.e####.cn/web/257696296.jpg!s1
pic.e####.cn/web/258039967.jpg!s1
pic.e####.cn/web/258422045.jpg
pic.e####.cn/web/258435929.jpg!m3
pic.e####.cn/web/258435929.jpg!m720
pic.e####.cn/web/258435931.jpg!m720
pic.e####.cn/web/258435932.jpg!m720
pic.e####.cn/web/258435933.jpg!m720
pic.e####.cn/web/258435934.jpg!m720
pic.e####.cn/web/258435935.jpg!m720
pic.e####.cn/web/258435937.jpg!m720
pic.e####.cn/web/258435938.jpg!m720
pic.e####.cn/web/258435965.jpg!m720
pic.e####.cn/web/258435970.jpg!m720
pic.e####.cn/web/258435971.jpg!m720
pic.e####.cn/web/258435972.jpg!m720
pic.e####.cn/web/258794621.jpg!m720
pic.e####.cn/web/258794635.jpg
pic.e####.cn/web/258849982.jpg!s4
pic.e####.cn/web/258941278.jpg
pic.e####.cn/web/258941278.jpg!s4
pic.e####.cn/web/258961976.jpg!s4
pic.e####.cn/web/259116173.jpg!s4
pic.e####.cn/web/259498227.jpg!s1
pic.e####.cn/web/259592391.jpg!m3
pic.e####.cn/web/259592765.jpg!m3
pic.e####.cn/web/259595233.jpg!m3
pic.e####.cn/web/259597973.jpg!m720
pic.e####.cn/web/259597974.jpg!m720
pic.e####.cn/web/259597975.jpg!m720
pic.e####.cn/web/259597976.jpg!m720
pic.e####.cn/web/259597979.jpg!m720
pic.e####.cn/web/259597981.jpg!m720
pic.e####.cn/web/259597982.jpg!m720
pic.e####.cn/web/259597983.jpg!m720
pic.e####.cn/web/259597985.jpg!m720
pic.e####.cn/web/259597987.jpg!m720
pic.e####.cn/web/259597988.jpg!m720
pic.e####.cn/web/259597989.jpg
pic.e####.cn/web/259597989.jpg!m3
pic.e####.cn/web/259597991.jpg!m720
pic.e####.cn/web/259597992.jpg!m720
pic.e####.cn/web/259597997.jpg!m720
pic.e####.cn/web/259600367.jpg!m3
pic.e####.cn/web/259606163.jpg!m3
pic.e####.cn/web/259606876.jpg!m3
pic.e####.cn/web/259607000.jpg!m3
pic.e####.cn/web/259745843.jpg!s4
pic.e####.cn/web/50008401.jpg!m3
pic.e####.cn/web/7900429.jpg!s1

HTTP POST requests:

a.appj####.com/jiagu/check/upgrade
c.appj####.com/ad/splash/stats.html
ga####.lotu####.com/?st=####&sv=####&tm=####&sid=GyA####&apn=####&ct=###...
ga####.lotu####.com:88/?mid=####&st=####&sv=####&tm=####&sid=GyA####&apn...

Modified file system:

Creates the following files:

<Package Folder>/.jiagu/libjiagu.so
<Package Folder>/cache/####/data_0
<Package Folder>/cache/####/data_1
<Package Folder>/cache/####/data_2
<Package Folder>/cache/####/data_3
<Package Folder>/cache/####/index
<Package Folder>/cache/ApplicationCache.db-journal
<Package Folder>/databases/MessageStore.db-journal
<Package Folder>/databases/MsgLogStore.db-journal
<Package Folder>/databases/collectiondatabase
<Package Folder>/databases/collectiondatabase-journal
<Package Folder>/databases/ecookdatabase
<Package Folder>/databases/ecookdatabase-journal
<Package Folder>/databases/material.db
<Package Folder>/databases/material.db-journal
<Package Folder>/databases/recipe.db-journal
<Package Folder>/databases/recipedatabase
<Package Folder>/databases/recipedatabase-journal
<Package Folder>/databases/ua.db
<Package Folder>/databases/ua.db-journal
<Package Folder>/databases/webview.db-journal
<Package Folder>/databases/webviewCookiesChromium.db-journal
<Package Folder>/files/####/.jg.ic
<Package Folder>/files/####/a==7.3.1&&1.10.31_1510835238944_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835239196_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835256304_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835260819_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835262742_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835267578_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835270939_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835279613_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835284092_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835287014_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835291100_envelope.log
<Package Folder>/files/####/d==7.3.1&&1.10.31_1510835295495_envelope.log
<Package Folder>/files/####/exchangeIdentity.json
<Package Folder>/files/.imprint
<Package Folder>/files/exid.dat
<Package Folder>/files/lotuseed.apps
<Package Folder>/files/lotuseed.s
<Package Folder>/files/lotuseed.task
<Package Folder>/files/umeng_it.cache
<Package Folder>/shared_prefs/AdloadStore.xml
<Package Folder>/shared_prefs/Alvin2.xml
<Package Folder>/shared_prefs/ContextData.xml
<Package Folder>/shared_prefs/Ji.xml
<Package Folder>/shared_prefs/UM_PROBE_DATA.xml
<Package Folder>/shared_prefs/ad_show_time.xml
<Package Folder>/shared_prefs/cn.ecook.xml
<Package Folder>/shared_prefs/cn.ecook.xml.bak
<Package Folder>/shared_prefs/cn.ecookad.library.xml
<Package Folder>/shared_prefs/info.xml
<Package Folder>/shared_prefs/jg_app_update_settings_random.xml
<Package Folder>/shared_prefs/lonLat.xml
<Package Folder>/shared_prefs/lotuseed_global.xml
<Package Folder>/shared_prefs/multidex.version.xml
<Package Folder>/shared_prefs/um_pri.xml
<Package Folder>/shared_prefs/umeng_common_config.xml
<Package Folder>/shared_prefs/umeng_general_config.xml
<Package Folder>/shared_prefs/umeng_message_state.xml
<SD-Card>/.DataStorage/ContextData.xml
<SD-Card>/.UTSystemConfig/####/Alvin2.xml
<SD-Card>/.system/lotuseed.devid
<SD-Card>/Android/####/11z87zxxhqqfhn9m9ph1ht1e2.tmp
<SD-Card>/Android/####/161r8wih0jd3bbrr0ci6395cx.tmp
<SD-Card>/Android/####/18h1bx5pakdefdxsoelif2jwa.tmp
<SD-Card>/Android/####/18kpl67ag7774bmu3bbrc9udz.tmp
<SD-Card>/Android/####/1au7c2x0x9mdjgu4co6416pqr.tmp
<SD-Card>/Android/####/1dpw1gjn76p9n8w8i7lqh29da.tmp
<SD-Card>/Android/####/1jk44eiidety8643x5exht1we.tmp
<SD-Card>/Android/####/1qwxckg2fkygy2zgtjdwphbr7.tmp
<SD-Card>/Android/####/1t3cf8vjay7ikipbah8x76rb2.tmp
<SD-Card>/Android/####/23wpa9low3tabhccgjtu60e0u.tmp
<SD-Card>/Android/####/24io93kmykdwf12swqeelsjxr.tmp
<SD-Card>/Android/####/2590jp5ardpgn60mez9bp913f.tmp
<SD-Card>/Android/####/2f95ehp6wf3mezin9eg34eeo9.tmp
<SD-Card>/Android/####/2gbjingcwj3gujwwy742gwhkq.tmp
<SD-Card>/Android/####/2k749jsqxc44ioyhiz3xqnyrj.tmp
<SD-Card>/Android/####/2m1bc9qzhciwrfe3ftho9x4ac.tmp
<SD-Card>/Android/####/2p1cq7zw2h65neofewlnk1ieq.tmp
<SD-Card>/Android/####/2wf91jg8tt8sus4opmwwmjanj.tmp
<SD-Card>/Android/####/31rnx2r7cha3d7whkftvt3bp6.tmp
<SD-Card>/Android/####/3d6wrw56ekolugl4v0ttoc9rb.tmp
<SD-Card>/Android/####/3elq4yh26mm672ym1y5k7fgky.tmp
<SD-Card>/Android/####/3ew0szmhrl6lxrkl9gb9hegf9.tmp
<SD-Card>/Android/####/3fdgxqjl3iqeiatg3utl4v0pq.tmp
<SD-Card>/Android/####/3hm0khh3iy9uq28o8c0w5gt5s.tmp
<SD-Card>/Android/####/3izpol43wp1ue7967pmm68281.tmp
<SD-Card>/Android/####/3oy357tpkgkk5bh59qm7bopiq.tmp
<SD-Card>/Android/####/3s745wilxo2ynoq6ye3qyvu8c.tmp
<SD-Card>/Android/####/408xja5orfhnpwoe27zvfbvnp.tmp
<SD-Card>/Android/####/491csbklxycgpv1vk5gwt618k.tmp
<SD-Card>/Android/####/4a9o67pb1owdkvtv9vuxesnrf.tmp
<SD-Card>/Android/####/4j76k0n9sw8ifdg6wzncztxr3.tmp
<SD-Card>/Android/####/4oal4lcivg859wmw0946bln7f.tmp
<SD-Card>/Android/####/4tozv4wtvbgkqki7gwe8kup4f.tmp
<SD-Card>/Android/####/4y5q1m24lgn93kmlhido4oren.tmp
<SD-Card>/Android/####/5b2hh9uo9ecn8vbbo67kbtsac.tmp
<SD-Card>/Android/####/5ckq9kmi1k7ff2tqk0t5uneu7.tmp
<SD-Card>/Android/####/5em92xculfcz7fq227296w1nn.tmp
<SD-Card>/Android/####/5ff17gi4ffscnxmdhh1pc3se6.tmp
<SD-Card>/Android/####/5kro5n8zyk6d0edd97nwi1xng.tmp
<SD-Card>/Android/####/5nisqwyb0p5r32okfmm5e6m9o.tmp
<SD-Card>/Android/####/5uidcq438qy896r1svmk368.tmp
<SD-Card>/Android/####/6b2md8d9gfa3qc689dnurxyav.tmp
<SD-Card>/Android/####/6bqtxln90z1926zf8dar5q6fv.tmp
<SD-Card>/Android/####/6bsut500e9riujw76dov0kn4y.tmp
<SD-Card>/Android/####/6fhyrzp4r5flqgxz43yg5j3z3.tmp
<SD-Card>/Android/####/6hw0enxz9nxq4l1chwi53eapi.tmp
<SD-Card>/Android/####/6kuw418qfy03u19rn0qvzt623.tmp
<SD-Card>/Android/####/6q0tj4ljznppda52my164hblw.tmp
<SD-Card>/Android/####/6sdhvbjjnuxen0oarhed5sy04.tmp
<SD-Card>/Android/####/71zq8gmdl6fbnbcfjcowi4dwr.tmp
<SD-Card>/Android/####/7522o1ksc56p6sjd2wsvmvgka.tmp
<SD-Card>/Android/####/76ratfgp953hl2fj06tmz5lbr.tmp
<SD-Card>/Android/####/77195i198x4o0tx7aevcz71eq.tmp
<SD-Card>/Android/####/79bp46yawjwskgbpd5un1g08p.tmp
<SD-Card>/Android/####/7fk6zfoq83op2fjye9yuel62x.tmp
<SD-Card>/Android/####/b1l7oe8db3g4lb1d665oh89.tmp
<SD-Card>/Android/####/bgfqi3knc6s78m2j67tr6ogu.tmp
<SD-Card>/Android/####/fcthmmpv4vr9t933afqpr922.tmp
<SD-Card>/Android/####/ljg00eid0z8tcwtwnnttbj8c.tmp
<SD-Card>/Android/####/m56bf8x9yv86alr2smtvl0o4.tmp
<SD-Card>/Android/####/ty5p6kgd6z54mw54jhavcfhh.tmp
<SD-Card>/Android/####/zl0dg5i2hdk6rbh5icw91dor.tmp
<SD-Card>/Download/1510835244833.apk

Miscellaneous:

Executes next shell scripts:

chmod 755 <Package Folder>/.jiagu/libjiagu.so
df
ls /
ls /sys/class/thermal
ps

Loads the following dynamic libraries:

libjiagu

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
RSA
RSA-ECB-NoPadding
RSA-ECB-PKCS1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding

Uses special library to hide executable bytecode.

Gains access to camera interface.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about APN settings.

Gains access to information about installed applications.

Displays its own windows over windows of other applications.

Tecnologías

Términos

Formación y educación

Mitos

Technical information

Curing recommendations

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