Android.Gexin.1083

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Gexin.1

Network activity:

Connects to:

UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) sv.map.b####.com:80
TCP(HTTP/1.1) upl.b####.com:80
TCP(HTTP/1.1) v.n####.b####.com:80
TCP(HTTP/1.1) app.n####.b####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) su.bc####.com:80
TCP(HTTP/1.1) off####.map.b####.com:80
TCP(HTTP/1.1) 1####.235.46.245:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.0) 1####.235.46.245:443
TCP(TLS/1.0) 1####.250.179.138:443
TCP(TLS/1.2) 2####.58.208.110:443
TCP(TLS/1.2) 1####.251.36.3:443
UDP 1####.217.17.42:443

DNS requests:

a.appj####.com
and####.b####.qq.com
api.map.b####.com
app.n####.b####.com
bo####.bpc.b####.com
m####.go####.com
md####.google####.com
off####.map.b####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sv.map.b####.com
upl.b####.com
v.n####.b####.com

HTTP GET requests:

app.n####.b####.com/navisdk/checkupdate?os=####&pcn=####&sv=####&cpu=###...
off####.map.b####.com/update?qt=####&ct=####&dv=####&hl=####&cuid=####&t...
off####.map.b####.com/update?qt=####&ct=####&dv=####&tt=####&hl=####&sv=...
off####.map.b####.com/update?qt=####&ct=####&tt=####&hl=####&sv=####&dv=...
su.bc####.com/baidunavi/xj2/guidance/2017042517/guidance.polyphone
su.bc####.com/baidunavi/xj2/guidance/2017042517/guidance.sc
su.bc####.com/baidunavi/xj2/guidance/2017042517/vectormap.txt
sv.map.b####.com/scape/?qt=####
v.n####.b####.com/high/?qt=####&os=####&cuid=####

HTTP POST requests:

1####.235.46.245:443/sdkcs/verify
a.appj####.com/ad-service/ad/mark
and####.b####.qq.com/rqd/async
upl.b####.com/auth.php

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.log.lock
/data/data/####/.log.ls
/data/data/####/BaiduNaviSDK_3.2.0.dex
/data/data/####/BaiduNaviSDK_3.2.0.dex.flock (deleted)
/data/data/####/BaiduNaviSDK_3.2.0.jar
/data/data/####/BaiduNaviSDK_Resource_1.0.jar
/data/data/####/BaiduNaviSDK_Resource_3.2.0.png
/data/data/####/Cookies-journal
/data/data/####/DVDirectory.cfg
/data/data/####/DVHotcity.cfg
/data/data/####/DVStreet.cfg
/data/data/####/DVVersion.cfg
/data/data/####/MapRes.cfg
/data/data/####/NaviPreferences.xml
/data/data/####/ResPack.rs
/data/data/####/__Baidu_Stat_SDK_SendRem.xml
/data/data/####/_navi_sdk_pres_.xml
/data/data/####/authStatus_com.exlive.etmapp.xml
/data/data/####/baidu_tts_licence.dat
/data/data/####/bd_etts_ch_speech.dat
/data/data/####/bd_etts_ch_text_default.dat
/data/data/####/bugly_db_-journal
/data/data/####/channel
/data/data/####/classes.dex
/data/data/####/classes2.dex
/data/data/####/com.exlive.etmapp_preferences.xml
/data/data/####/imei.dat
/data/data/####/index
/data/data/####/indoormap.sty
/data/data/####/init.pid
/data/data/####/init_c.pid
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/local_crash_lock (deleted)
/data/data/####/mac.xml
/data/data/####/map_asr_pre.xml
/data/data/####/mapstyle.sty
/data/data/####/mapviewallday.sty
/data/data/####/mapviewallnight.sty
/data/data/####/metrics_guid
/data/data/####/native_record_lock
/data/data/####/native_record_lock (deleted)
/data/data/####/navdayjuncviewstyle.sty
/data/data/####/navdaymapstyle.sty
/data/data/####/navdaysatellitestyle.sty
/data/data/####/navdaytrafficstyle.sty
/data/data/####/navi.xml
/data/data/####/navicfgversion.cfg
/data/data/####/navipoday.sty
/data/data/####/navipolockday.sty
/data/data/####/navipolocknight.sty
/data/data/####/naviponight.sty
/data/data/####/navnightmapstyle.sty
/data/data/####/navnightsatellitestyle.sty
/data/data/####/navnighttrafficstyle.sty
/data/data/####/nightmapstyle.sty
/data/data/####/proc_auxv
/data/data/####/profile
/data/data/####/push.pid
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/satellitestyle.sty
/data/data/####/security_info
/data/data/####/security_info (deleted)
/data/data/####/smallscreenday.sty
/data/data/####/smallscreennight.sty
/data/data/####/street.sty
/data/data/####/the-real-index
/data/data/####/trafficstyle.sty
/data/data/####/ver.dat
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/DTTempdat.sdb
/data/media/####/DTTempdat.sdb-journal
/data/media/####/DTTempdat.sdb-journal (deleted)
/data/media/####/DTTempversion.tmp
/data/media/####/ITTempdat.sdb
/data/media/####/ITTempdat.sdb-journal
/data/media/####/ITTempdat.sdb-journal (deleted)
/data/media/####/SSDDESTempidx.sdb
/data/media/####/SSDDESTempidx.sdb-journal
/data/media/####/SSDTempdat.sdb
/data/media/####/SSDTempdat.sdb-journal (deleted)
/data/media/####/SSGTempdat.sdb
/data/media/####/SSGTempdat.sdb-journal
/data/media/####/SSGTempdat.sdb-journal (deleted)
/data/media/####/catalog.dat
/data/media/####/district.dat
/data/media/####/guidance.polyphone_tmp
/data/media/####/guidance.sc
/data/media/####/guidance_polyphone.dat
/data/media/####/guideOfflineCfg.dat
/data/media/####/naviDataCfg.dat
/data/media/####/rg.tpl
/data/media/####/s_3
/data/media/####/tbslog.txt
/data/media/####/vectormap.txt_tmp

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c type su
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so
getprop androVM.vbox_dpi
getprop gsm.sim.state
getprop gsm.sim.state2
getprop qemu.sf.fake_camera
getprop ro.board.platform
getprop ro.debuggable
getprop ro.genymotion.version
getprop ro.secure

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-GCM-NoPadding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

Gets information about network.

Gets information about phone status (number, IMEI, etc.).

Displays its own windows over windows of other apps.

Requests the system alert window permission.

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