Adware.Gexin.4869

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) pub-####.qin####.com:80
TCP(HTTP/1.1) timing-####.hu####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) www.timin####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) api.w####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5226

DNS requests:

7j####.c####.z0.####.com
api.w####.com
c####.g####.ig####.com
c-h####.g####.com
l####.tbs.qq.com
pub-####.qin####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
timing-####.hu####.com
www.timin####.com

HTTP GET requests:

pub-####.qin####.com/tdata_EDT356
t####.c####.q####.####.com/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_MkX219
t####.c####.q####.####.com/tdata_iGj879
timing-####.hu####.com/image/1188720_1532596126000_wm6jooq3m0goltx6l61u?...
timing-####.hu####.com/image/1566849_1538274799615_y873n4p5ihot8w4xu5nh?...
timing-####.hu####.com/image/1757203_1540179714523_fgjdoandh8angae7btq1?...
timing-####.hu####.com/image/1757203_1542093735491_dahvd23r2ldapkrgw1fl?...
timing-####.hu####.com/image/1759512_1540214531825_fpjh3wx4p7sc6cyfdgev?...
timing-####.hu####.com/image/1759512_1542093741824_y8obcnuwcsfss790atwm?...

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
sdk.o####.p####.####.com/api.php?format=####&t=####
www.timin####.com/guest/data-for-new-user
www.timin####.com/guest/feed-detail

File system changes:

Creates the following files:

/data/data/####/MultiDex.lock
/data/data/####/SP_APK.xml
/data/data/####/__Baidu_Stat_SDK_SendRem.xml
/data/data/####/__local_ap_info_cache.json
/data/data/####/__local_last_session.json
/data/data/####/__local_stat_cache.json
/data/data/####/__send_data_1542104587940
/data/data/####/__send_data_1542104588620
/data/data/####/baidu_mtj_sdk_record.xml
/data/data/####/cb9816914518
/data/data/####/core_info
/data/data/####/disk_entries_list_timing_fresco_o_379684981.xml
/data/data/####/disk_entries_list_timing_fresco_s_379684985.xml
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/multidex.version.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/pushservice__local_stat_cache.json
/data/data/####/run.pid
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_MkX219
/data/data/####/tdata_MkX219.jar
/data/data/####/tdata_iGj879
/data/data/####/tdata_iGj879.jar
/data/data/####/timing.db-journal
/data/data/####/weibo_sdk_aid1
/data/media/####/-dAQrVBXO-Nb-rW5HN-KerKTQqk.1311203749.tmp
/data/media/####/.confd
/data/media/####/.confd-journal
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/.timestamp
/data/media/####/NOPhA2kjIvPgANU_bD1IsOwtTaI.-205524387.tmp
/data/media/####/PueDAs88CxDy9lA1vlY12p0rlCk.-365286385.tmp
/data/media/####/WZZ-Dt9ir9EZAas4YFgv7jZ00Oo.627681238.tmp
/data/media/####/WobuM-2Jx0SIKFJ_6EpyH_e63Rw.1327250518.tmp
/data/media/####/ZfdCl9PYxK-yVYsAMAKvAnpW9-s.476321463.tmp
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.huiian.timing.bin
/data/media/####/com.huiian.timing.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/eS4t82RL-YxdBwg18OdOZ0FNNS4.1098163188.tmp
/data/media/####/tdata_MkX219
/data/media/####/tdata_iGj879
/data/media/####/temp_ffmpeg.log
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.GetuiService 24697 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop ro.build.display.id
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.miui.ui.version.name
getprop ro.product.cpu.abi
getprop ro.smartisan.version
getprop ro.vivo.os.version
mount