Android.Backdoor.1156

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) a####.u####.com:80
TCP(HTTP/1.1) www.eas####.com.####.com:80
TCP(HTTP/1.1) tg.t####.com.cn:80
TCP(HTTP/1.1) api.chedian####.com:80
TCP(HTTP/1.1) a1.eas####.com:80
TCP(HTTP/1.1) statis####.chedian####.com:80
TCP(HTTP/1.1) s####.j####.cn:80
TCP(HTTP/1.1) s####.tc.qq.com:80
TCP(HTTP/1.1) ga####.lotu####.com:80
TCP(HTTP/1.1) ga####.lotu####.com:88
TCP(TLS/1.0) cdd-####.b0.upa####.com:443
TCP(TLS/1.0) s####.map.b####.com:443
TCP(TLS/1.0) cdd-st####.b0.upa####.com:443
TCP(TLS/1.0) statis####.chedian####.com:443
TCP 1####.121.49.90:7001
UDP s.j####.cn:19000

DNS requests:

a####.u####.com
a1.eas####.com
api.chedian####.com
api.v4.chedian####.com
cdd####.b0.upa####.com
cdd-####.b0.upa####.com
cdd-st####.b0.upa####.com
ga####.lotu####.com
loc.map.b####.com
on####.lotu####.com
r####.wx.qq.com
s####.chedian####.com
s####.j####.cn
s####.map.b####.com
s.j####.cn
statis####.chedian####.com
tg.t####.com.cn
www.chedian####.com
www.eas####.com

HTTP GET requests:

api.chedian####.com/GetProvinceInfo.ashx
api.chedian####.com/StartUpShow.ashx?cityname=####&province=####
s####.tc.qq.com/open/js/jweixin-1.0.0.js
statis####.chedian####.com/api/cdd/community/UserNewMessage
tg.t####.com.cn/Content/public/public.css
tg.t####.com.cn/Content/reset/reset.css
tg.t####.com.cn/GetServiceDetail.ashx
tg.t####.com.cn/Images/public/regedit/reg_slider_new_14yuan.png
tg.t####.com.cn/Images/public/regedit/reg_slider_new_none.png
tg.t####.com.cn/Scripts/public/pubic.js
tg.t####.com.cn/api/cdd/carbutler/ButlerHone
tg.t####.com.cn/api/cdd/community/Circle?PageItem=####
tg.t####.com.cn/api/cdd/community/UserHotSpotList?PageItem=####
tg.t####.com.cn/api/cdd/community/UserNewMessage
tg.t####.com.cn/api/listAutoBrand
tg.t####.com.cn/content/public.css
tg.t####.com.cn/home/ticket?click=####&city=####&province=####&st=####&t...
tg.t####.com.cn/images/helper_list.jpg
tg.t####.com.cn/js/clientFunction.js?ver=####
tg.t####.com.cn/js/jquery-1.9.1.min.js
tg.t####.com.cn/js/public.js?ver=####
tg.t####.com.cn/js/queryString.js?ver=####
tg.t####.com.cn/js/sharePageInfo.js?ver=####
www.eas####.com.####.com/easemob/server.xml?sdk_version=####&app_key=###...

HTTP POST requests:

a####.u####.com/app_logs
a1.eas####.com/hzwanglan/chediandian/devices
ga####.lotu####.com/?st=####&sv=####&tm=####&sid=6iI####&apn=####&ct=###...
ga####.lotu####.com:88/?mid=####&st=####&sv=####&tm=####&sid=6iI####&apn...
s####.j####.cn/v2/report
tg.t####.com.cn/Home/PicByCity

Modified file system:

Creates the following files:

/data/data/####/-1693589805-579750225
/data/data/####/-597289520-1145853837
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/12270780231021854084
/data/data/####/1270688892
/data/data/####/1345473751
/data/data/####/361010064995944426
/data/data/####/851060057
/data/data/####/AppInfo.xml
/data/data/####/ApplicationCache.db-journal
/data/data/####/CMRequire.dat
/data/data/####/DVDirectory.cfg
/data/data/####/DVHotMap.cfg
/data/data/####/DVHotcity.cfg
/data/data/####/DVVersion.cfg
/data/data/####/JPushSA_Config.xml
/data/data/####/ResPack.rs
/data/data/####/VerDatset.dat
/data/data/####/WebViewSettings.xml
/data/data/####/authStatus_com.chediandian.app.xml
/data/data/####/authStatus_com.chediandian.app;remote.xml
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.chediandian.app_preferences.xml
/data/data/####/config.db-journal
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/device_id.xml.xml
/data/data/####/easemob.sdk.pref.xml
/data/data/####/exchangeIdentity.json
/data/data/####/f_000001
/data/data/####/f_000002
/data/data/####/f_000003
/data/data/####/f_000004
/data/data/####/firll.dat
/data/data/####/index
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_local_notification.db
/data/data/####/jpush_local_notification.db-journal
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/jpush_statistics.db
/data/data/####/jpush_statistics.db-journal
/data/data/####/libjiagu.so
/data/data/####/lotuseed.apps
/data/data/####/lotuseed.config
/data/data/####/lotuseed.lock
/data/data/####/lotuseed.s
/data/data/####/lotuseed.task
/data/data/####/lotuseed_global.xml
/data/data/####/lotuseed_main.xml
/data/data/####/lotuseed_main.xml.bak
/data/data/####/mapstyle.sty
/data/data/####/mobclick_agent_cached_com.chediandian.app74
/data/data/####/multidex.version.xml
/data/data/####/offinfo.dat
/data/data/####/satellitestyle.sty
/data/data/####/trafficstyle.sty
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/ver.dat
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/media/####/.cuid
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/000.html
/data/media/####/4cyrs8h3jsp6rm0gp15dhjuf9
/data/media/####/54l6rj0zp1zu3yxich8g4yc2k
/data/media/####/5i13rl3tkz4olbto5tvwg99xs
/data/media/####/69t5esfsr4yyohqzzy382r3g7
/data/media/####/lotuseed.devid
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/yoh.dat
/data/media/####/yol.dat
/data/media/####/yom.dat

Miscellaneous:

Executes next shell scripts:

Loads the following dynamic libraries:

BaiduMapSDK_v3_3_0_15
jpush210
libjiagu
locSDK5

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-ECB-PKCS5Padding
DES-CBC-PKCS5Padding

Uses the following algorithms to decrypt data:

AES-ECB-PKCS5Padding

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

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

Gains access to information about installed applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

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