Android.Backdoor.955

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) i####.uc.cn:80
TCP(HTTP/1.1) www.qchann####.cn:80
TCP(HTTP/1.1) z.di####.com:80
TCP(HTTP/1.1) g.al####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) log.mm####.com:80
TCP(HTTP/1.1) n####.uc.cn:80
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) wild####.al####.com.####.net:80
TCP(HTTP/1.1) huic####.sm.cn:80
TCP(HTTP/1.1) tj.ff####.com:80
TCP(HTTP/1.1) o####.u####.cn:80
TCP(HTTP/1.1) cmsst####.dat####.com:80
TCP(HTTP/1.1) i####.u####.cn:80
TCP(HTTP/1.1) t####.uc.cn:80
TCP(HTTP/1.1) 1####.196.123.24:80
TCP(TLS/1.0) tj.ff####.com:443
TCP(TLS/1.0) utp.u####.com:443
TCP(TLS/1.0) sh.wagbr####.alibaba####.com:443
TCP(TLS/1.0) t####.uc.cn:443
TCP(TLS/1.0) gd4.al####.com:443
TCP(TLS/1.0) share####.uc.cn:443
TCP(TLS/1.0) msg.umengc####.com:443
TCP(TLS/1.0) wild####.al####.com.####.net:443
TCP 1####.11.61.106:443
TCP umengj####.m.ta####.com:80

DNS requests:

ag####.m.ta####.com
amdc####.m.ta####.com
and####.b####.qq.com
cmsst####.dat####.com
g.al####.com
gd4.al####.com
huic####.sm.cn
i####.u####.cn
i####.uc.cn
img.al####.com
l####.tbs.qq.com
log.mm####.com
lsd####.d-####.com
m.u####.cn
msg.umengc####.com
n####.uc.cn
o####.u####.cn
plb####.u####.com
share####.uc.cn
t####.uc.cn
tj.ff####.com
tj.qua####.com
u####.u####.com
umen####.m.ta####.com
umengj####.m.ta####.com
utp.u####.com
www.qchann####.cn
z.di####.com

HTTP GET requests:

cmsst####.dat####.com//web/css/cms_skin/purple.css?v=####
cmsst####.dat####.com//web/css/swiper-3.4.2.min.css?v=####
cmsst####.dat####.com//web/css/wap-video.css?v=####
cmsst####.dat####.com//web/css/wap_common.css?v=####
cmsst####.dat####.com//web/css/wap_search.css?v=####
cmsst####.dat####.com//web/css/wapindex.css?v=####
cmsst####.dat####.com//web/images/cms-img.png?s=2?v=####
cmsst####.dat####.com//web/images/cms-img.png?s=3?v=####
cmsst####.dat####.com//web/images/cms-img.png?t=20180119?v=####
cmsst####.dat####.com//web/images/cms-img.png?v=####
cmsst####.dat####.com//web/images/cms-img.png?v=10001?v=####
cmsst####.dat####.com//web/images/ddq.gif?v=####
cmsst####.dat####.com//web/images/rolling.gif?v=####
cmsst####.dat####.com//web/js/cms_common.js?v=####
cmsst####.dat####.com//web/js/cms_ggw_wap.js?v=####
cmsst####.dat####.com//web/js/cms_wap_index.js?v=####
cmsst####.dat####.com//web/js/jquery.2.0.min.js?v=####
cmsst####.dat####.com//web/js/jsized.snow.min.js?v=####
cmsst####.dat####.com//web/js/lazyload.js?v=####
cmsst####.dat####.com//web/js/swiper-3.4.2.jquery.min.js?v=####
cmsst####.dat####.com/other/Swiper/3.3.1/css/swiper.min.css
cmsst####.dat####.com/other/Swiper/3.3.1/js/swiper.jquery.min.js
g.al####.com/alilog/??s/8.3.10/plugin/aplus_client.js,aplus_cplugin/0.3....
g.al####.com/alilog/mlog/aplus_wap.js
g.al####.com/secdev/sufei_data/3.0.9/index.js
huic####.sm.cn/jsad?fhver=dist&&title=网红“见光死”, 冯提莫素颜直播引得粉丝直呼: 多丑都爱&page_...
i####.u####.cn/12814435189008510331.jpg?id=####&from=####
i####.uc.cn/14045922270050756892.jpg?id=####&width=####&height=####
i####.uc.cn/14724909685178797652.jpg?id=####&from=####&width=####
i####.uc.cn/16318196674021981586.jpg?id=####&width=####&height=####
i####.uc.cn/16836532799263389551.jpg?id=####
i####.uc.cn/2082913938943039681.jpg?id=####&from=####&width=####
i####.uc.cn/4872546374057474631.jpg?id=####&width=####&height=####
i####.uc.cn/7159187285326235125.jpg?id=####
i####.uc.cn/8360226832955445998.jpg?id=####&width=####&height=####
i####.uc.cn/9029097114638332985.jpg?id=####&from=####
i####.uc.cn/e/uaeext/m;1y/libs/;utp-jssdk-1.6.20.js;jssdk_cn-2.8.7.js;uc...
i####.uc.cn/s/uae/g/0s/fh/dist/fhloader.js?ts=####
i####.uc.cn/s/uae/g/0s/fh/dist/fhpullor.js?ts=####
i####.uc.cn/s/uae/g/1y/article.relate/assets/article.relate.index.6c5f8e...
i####.uc.cn/s/uae/g/1y/libs/loader.ls.1.0.1.js
i####.uc.cn/s/uae/g/1y/libs/sdklibs.shim.1.0.8.js
i####.uc.cn/s/uae/g/1y/old-xiss-article/assets/1.0.1/2ce1daac.js
i####.uc.cn/s/uae/g/1y/old-xiss-article/assets/1.0.1/70b8d550.js
i####.uc.cn/s/uae/g/1y/old-xiss-article/assets/1.0.1/7468a430.js
i####.uc.cn/s/uae/g/1y/old-xiss-article/assets/1.0.1/a14af071.js
i####.uc.cn/s/uae/g/1y/old-xiss-article/assets/png/html5Loading.bdfcf9b8...
i####.uc.cn/s/uae/g/1y/old-xiss-article/assets/png/img_bg_logo_new.d73c2...
i####.uc.cn/s/uae/g/1y/old-xiss-article/assets/png/sofa.3afe18bf.png?for...
i####.uc.cn/s/uae/g/1y/sdk-mod-config/prod/others-xiss-article.json?t=####
i####.uc.cn/s/uae/g/1y/tag-sdk/assets/tag-sdk.index.e78fdd70f3.js
i####.uc.cn/s/uae/g/1y/tool-bar-sdk/assets/svg/like_.982435bb19.svg?forc...
i####.uc.cn/s/uae/g/1y/tool-bar-sdk/assets/svg/report.82a0d1be05.svg?for...
i####.uc.cn/s/uae/g/1y/tool-bar-sdk/assets/tool-bar-sdk.index.949fe8955e...
i####.uc.cn/s/uae/g/1y/xiss.webapp/article.c6b1f1c579.js
i####.uc.cn/s/uae/g/36/per/1.1/m/c/performance.min.js
i####.uc.cn/s/uccircle/s/utp/images/d68026318f101602819ef7a552b33a46x128...
log.mm####.com/eg.js
log.mm####.com/m.gif?logtype=####&title=####&pre=####&cache=####&scr=###...
n####.uc.cn/3/classes/old-xiss-article/lists/article.master?_app_id=####...
n####.uc.cn/3/classes/sdk_loader_maps/lists/article.relate.index.master?...
n####.uc.cn/3/classes/sdk_loader_maps/lists/tag-sdk.master?_app_id=####&...
n####.uc.cn/3/classes/sdk_loader_maps/lists/tool-bar-sdk.master?_app_id=...
n####.uc.cn/3/classes/share_shield_aid/objects/fbaf69e1b3824289b1463b005...
o####.u####.cn/iflow/api/v1/article/5738434224226862234/related?count=##...
o####.u####.cn/iflow/api/v2/cmt/article/5738434224226862234/comments/byh...
o####.u####.cn/log/api/v1/client/info?source=####&os_name=####&aid=####&...
o####.u####.cn/log/api/v1/client/info?title=####&item_type=####&ch_id=##...
o####.u####.cn/log/api/v1/client/info?uc_param_str=####&app=####&sn=####...
o####.u####.cn/log/api/v1/element/click-log?uc_param_str=####&app=####&s...
o####.u####.cn/log/api/v1/element/page?uc_param_str=####&app=####&sn=###...
o####.u####.cn/openiflow/openapi/v2/channel/100?access_token=####&app=##...
o####.u####.cn/openiflow/openapi/v2/channel/1105405272?access_token=####...
o####.u####.cn/openiflow/openapi/v2/channel/179223212?access_token=####&...
o####.u####.cn/openiflow/openapi/v2/channel/51830095?access_token=####&a...
o####.u####.cn/openiflow/openapi/v2/channel/923258246?access_token=####&...
o####.u####.cn/openiflow/openapi/v2/channels?access_token=####&app=####&...
o####.u####.cn/webview/news?app=####&aid=####&cid=####&zzd_from=####&uc_...
t####.uc.cn/collect?lt=####&type=####&e_c=####&e_a=####&appid=####&uc_pa...
tj.ff####.com/_utm.gif?z=1522485886523&tid=xc-dtk-cms-766381&at=pageview...
wild####.al####.com.####.net/bao/uploaded/i4/2259557633/TB2f5w7XXdYMKJjS...
wild####.al####.com.####.net/imgextra/i2/2619659252/TB1u2uofkSWBuNjSszdX...
www.qchann####.cn/1.gif?domain=m.uczzd.cn&url=http://m.uczzd.cn/webview/...
www.qchann####.cn/m2.js
z.di####.com/
z.di####.com/index.php?r=####

HTTP POST requests:

amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
and####.b####.qq.com/rqd/async
and####.b####.qq.com/rqd/async?aid=####
l####.tbs.qq.com/ajax?c=####&k=####
z.di####.com/index.php?r=####&type=####

Modified file system:

Creates the following files:

/data/data/####/.imprint
/data/data/####/1004
/data/data/####/ACCS_BINDumeng;5a5f112ab27b0a1fd1000022.xml
/data/data/####/ACCS_SDK.xml
/data/data/####/ACCS_SDK_CHANNEL.xml
/data/data/####/ACCS_SDK_CHANNEL.xml.bak
/data/data/####/AGOO_BIND.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/DL.db-journal
/data/data/####/DaemonServer
/data/data/####/JiaoDian-journal
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/WebViewSettings.xml
/data/data/####/a==7.4.1&&4.1_1522485877194_envelope.log
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/bugly_db_-journal
/data/data/####/bugly_db_legu-journal
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/debug.conf
/data/data/####/dphoneappstore.com_preferences.xml
/data/data/####/dphoneshared.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f_000001
/data/data/####/f_000002
/data/data/####/f_000003
/data/data/####/f_000004
/data/data/####/f_000005
/data/data/####/f_000006
/data/data/####/f_000007
/data/data/####/f_000008
/data/data/####/f_000009
/data/data/####/f_00000a
/data/data/####/f_00000b
/data/data/####/f_00000c
/data/data/####/f_00000d
/data/data/####/f_00000e
/data/data/####/f_00000f
/data/data/####/f_000010
/data/data/####/f_000011
/data/data/####/f_000012
/data/data/####/f_000013
/data/data/####/f_000014
/data/data/####/f_000015
/data/data/####/f_000016
/data/data/####/f_000017
/data/data/####/f_000018
/data/data/####/f_000019
/data/data/####/f_00001a
/data/data/####/f_00001b
/data/data/####/f_00001c
/data/data/####/f_00001d
/data/data/####/f_00001e
/data/data/####/f_00001f
/data/data/####/f_000020
/data/data/####/f_000021
/data/data/####/f_000022
/data/data/####/f_000023
/data/data/####/f_000024
/data/data/####/f_000025
/data/data/####/f_000026
/data/data/####/f_000027
/data/data/####/f_000028
/data/data/####/f_000029
/data/data/####/f_00002a
/data/data/####/f_00002b
/data/data/####/f_00002c
/data/data/####/f_00002d
/data/data/####/f_00002e
/data/data/####/f_00002f
/data/data/####/f_000030
/data/data/####/f_000031
/data/data/####/f_000032
/data/data/####/f_000033
/data/data/####/f_000034
/data/data/####/f_000035
/data/data/####/f_000036
/data/data/####/f_000037
/data/data/####/f_000038
/data/data/####/f_000039
/data/data/####/f_00003a
/data/data/####/f_00003b
/data/data/####/f_00003c
/data/data/####/f_00003d
/data/data/####/i==1.2.0&&4.1_1522485873572_envelope.log
/data/data/####/index
/data/data/####/info.xml
/data/data/####/journal.tmp
/data/data/####/libnfix.so
/data/data/####/libshella-2.10.7.1.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/lotuseed_df.apps
/data/data/####/lotuseed_df.s
/data/data/####/lotuseed_df.task
/data/data/####/lotuseed_global_df.xml
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/mix.dex
/data/data/####/native_record_lock
/data/data/####/security_info
/data/data/####/spUtils.xml
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.nomedia
/data/media/####/.umm.dat
/data/media/####/11ced60323b2494fba46d03fecb12ef0
/data/media/####/2eaa6f0403eb4e1c85e367769d6c4a5e
/data/media/####/351463e4eadb46449a9177fbe108c93a
/data/media/####/72970d22bef24fb4a5d2e36a6cc1e022
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/DPhonelog.txt
/data/media/####/deviceToken
/data/media/####/lotuseed.devid

Miscellaneous:

Executes next shell scripts:

/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
/system/bin/sh -c getprop
/system/bin/sh -c getprop ro.aa.romver
/system/bin/sh -c getprop ro.board.platform
/system/bin/sh -c getprop ro.build.fingerprint
/system/bin/sh -c getprop ro.build.nubia.rom.name
/system/bin/sh -c getprop ro.build.rom.id
/system/bin/sh -c getprop ro.build.tyd.kbstyle_version
/system/bin/sh -c getprop ro.build.version.emui
/system/bin/sh -c getprop ro.build.version.opporom
/system/bin/sh -c getprop ro.gn.gnromvernumber
/system/bin/sh -c getprop ro.lenovo.series
/system/bin/sh -c getprop ro.lewa.version
/system/bin/sh -c getprop ro.meizu.product.model
/system/bin/sh -c getprop ro.miui.ui.version.name
/system/bin/sh -c getprop ro.vivo.os.build.display.id
/system/bin/sh -c type su
<Package Folder>/files/DaemonServer -s <Package Folder>/lib/ -n runServer -p startservice -n <Package>/com.taobao.accs.ChannelService --user 0 -f <Package Folder> -t 600 -c agoo.pid -P <Package Folder> -K 1009527 -U tb_accs_eudemon_1.1.3 -L http://agoodm.m.taobao.com/agoo/report -D {"package":"<Package>","appKey":"umeng:5a5f112ab27b0a1fd1000022","utdid":"Wr9KceXsfnUDAGdzx1H9LX6m","sdkVersion":"221"} -I agoodm.m.taobao.com -O 80 -T -Z
app_process /system/bin com.android.commands.am.Am start --user 0 -n com.android.sdxo/.LogoActivity
chmod 500 <Package Folder>/files/DaemonServer
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.10.7.1.so
chmod 700 <Package Folder>/tx_shell/libufix.so
getprop
getprop ro.aa.romver
getprop ro.board.platform
getprop ro.build.fingerprint
getprop ro.build.nubia.rom.name
getprop ro.build.rom.id
getprop ro.build.tyd.kbstyle_version
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.gn.gnromvernumber
getprop ro.lenovo.series
getprop ro.lewa.version
getprop ro.meizu.product.model
getprop ro.miui.ui.version.name
getprop ro.product.cpu.abi
getprop ro.vivo.os.build.display.id
getprop ro.yunos.version
logcat -d -v threadtime
ls /
ls /sys/class/thermal
ps
sh

Loads the following dynamic libraries:

Bugly
libnfix
libshella-2.10.7.1
libufix
nfix
tnet-3.1
ufix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-GCM-NoPadding

Uses special library to hide executable bytecode.

Gains access to network information.

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

Gains access to information about installed applications.

Gains access to information about running applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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