Adware.Gexin.6936

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) pub-####.qin####.com:80
TCP(HTTP/1.1) log.r####.com:80
TCP(HTTP/1.1) ip.ta####.com:80
TCP(HTTP/1.1) s####.ch####.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) api.zhuishu####.com:80
TCP(HTTP/1.1) ad.ipad####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) gl####.w.kunl####.####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(TLS/1.0) redi####.network####.com:443
TCP(TLS/1.0) dc1.network####.com:443
TCP(TLS/1.0) cdn####.appa####.com:443
TCP(TLS/1.0) experi####.appa####.com:443
TCP(TLS/1.0) tra####.appa####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5227

DNS requests:

7j####.c####.z0.####.com
a####.exc.mob.com
a####.u####.com
ad.ipad####.com
and####.b####.qq.com
api.zhuishu####.com
c####.g####.ig####.com
c-h####.g####.com
cdn####.appa####.com
dc1.network####.com
experi####.appa####.com
ip.ta####.com
log.r####.com
norma-e####.m####.com
pub-####.qin####.com
redi####.network####.com
s####.ch####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sta####.zhuishu####.com
tra####.appa####.com

HTTP GET requests:

ad.ipad####.com/api/ad/ad/getNativeAd?ad_channal_code=####
ad.ipad####.com/api/ad/ad/sendDeviceInfo
api.zhuishu####.com/config/umeng/onlineParam?platform=####
api.zhuishu####.com/splashes/android?version=####
gl####.w.kunl####.####.com/splash/154293754618345
gl####.w.kunl####.####.com/splash/15429376678368
gl####.w.kunl####.####.com/splash/154293786927487
ip.ta####.com/service/getIpInfo2.php?ip=####
log.r####.com/receive/gettime
norma-e####.m####.com/android/exchange/getpublickey.do
pub-####.qin####.com/tdata_EDT369
s####.ch####.com/extra/information/list?acc=####
t####.c####.q####.####.com/tdata_kgM272
t####.c####.q####.####.com/tdata_vHH584

HTTP POST requests:

a####.exc.mob.com/errconf
a####.u####.com/app_logs
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
log.r####.com/receive/tkio/install
log.r####.com/receive/tkio/startup
norma-e####.m####.com/push/android/external/add.do
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.duid
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.vpl_lock
/data/data/####/1004
/data/data/####/154293754618345
/data/data/####/15429376678368
/data/data/####/154293786927487
/data/data/####/17a66d6974762c8fce06e5c65dc09a81.0.tmp
/data/data/####/17a66d6974762c8fce06e5c65dc09a81.1.tmp
/data/data/####/4c58a1153b75f3411f582af01f40388c.0.tmp
/data/data/####/4c58a1153b75f3411f582af01f40388c.1.tmp
/data/data/####/98f39df2b82667472d7f51993a46dd55.0.tmp
/data/data/####/98f39df2b82667472d7f51993a46dd55.1.tmp
/data/data/####/ADHOC_SHARED_PREFERENCE.xml
/data/data/####/MultiDex.lock
/data/data/####/Reyun.db
/data/data/####/Reyun.db-journal
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/ab76348d28cbc4ebb96df9ac97695fb5.0.tmp
/data/data/####/ab76348d28cbc4ebb96df9ac97695fb5.1.tmp
/data/data/####/bugly_db_-journal
/data/data/####/com.networkbench.agent.impl.v2_com.ushaqi.zhuis...ee.xml
/data/data/####/com.ushaqi.zhuishushenqi.adfree_preferences.xml
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.2.xml
/data/data/####/crashrecord.xml
/data/data/####/d7bb9a2915b20ac039ae003f18340a66.0.tmp
/data/data/####/d7bb9a2915b20ac039ae003f18340a66.1.tmp
/data/data/####/disk_entries_list_comicsreadercache_107614135.xml
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/increment_cache_file
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/libjiagu803593605.so
/data/data/####/local_crash_lock
/data/data/####/mistat.db
/data/data/####/mistat.db-journal
/data/data/####/mistat.xml
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/mobclick_agent_cached_com.ushaqi.zhuishushenqi.adfree1001
/data/data/####/multidex.version.xml
/data/data/####/mydata.xml
/data/data/####/native_record_lock
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/tdata_kgM272
/data/data/####/tdata_kgM272.jar
/data/data/####/tdata_vHH584
/data/data/####/tdata_vHH584.jar
/data/data/####/tracking_install.xml
/data/data/####/tracking_interval.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/webview.db-journal
/data/data/####/zhuishushenqi.db-journal
/data/data/####/zs_online_param.xml
/data/data/####/zs_online_param.xml.bak
/data/data/####/zssq_session.xml
/data/media/####/.artc_lock
/data/media/####/.di
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.im_lock
/data/media/####/.lecd
/data/media/####/.lesd_lock
/data/media/####/.mn_-1464060969
/data/media/####/.nomedia
/data/media/####/.pkg_lock
/data/media/####/.pkgs_lock
/data/media/####/.rc_lock
/data/media/####/.slw
/data/media/####/.ss_lock
/data/media/####/2018-12-23.log.txt
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.ushaqi.zhuishushenqi.adfree.bin
/data/media/####/com.ushaqi.zhuishushenqi.adfree.db
/data/media/####/sensebot_log.txt
/data/media/####/tdata_kgM272
/data/media/####/tdata_vHH584
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c getprop
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.ushaqi.zhuishushenqi.push.GeTuiPushService 26155 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.ushaqi.zhuishushenqi.push.GeTuiPushService 26155 300 0

Loads the following dynamic libraries:

Bugly
getuiext2
libjiagu803593605

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-ECB-PKCS7Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-ECB-NoPadding
AES-GCM-NoPadding

Uses special library to hide executable bytecode.

Gets information about location.

Gets information about network.

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

Gets information about APN settings.

Gets information about installed apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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