Adware.Gexin.12626

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) d.xf####.com:80
TCP(HTTP/1.1) m.diy####.cc:80
TCP(HTTP/1.1) www.videoad####.com:80
TCP(HTTP/1.1) rin####.api.5####.com:80
TCP(HTTP/1.1) na61-####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) ada####.m.ta####.com:80
TCP(HTTP/1.1) hk.wagbr####.non####.####.com:80
TCP(HTTP/1.1) sh.wagbr####.alibaba####.com:80
TCP(HTTP/1.1) s1.voicec####.cn:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) c.appj####.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) ad####.m.ta####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) t####.talking####.net:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) sop.biaoqi####.com:80
TCP(HTTP/1.1) oc.u####.com:80
TCP(HTTP/1.1) hm.b####.com:80
TCP(HTTP/1.1) t####.qq.com:80
TCP(TLS/1.0) jic.talking####.com:443
TCP(TLS/1.0) t####.qq.com:443
TCP(TLS/1.0) z.c####.com:443
TCP(TLS/1.0) c.c####.com:443
TCP(TLS/1.0) sh.wagbr####.ta####.com:443
TCP(TLS/1.0) msg.umengc####.com:443
TCP sdk.o####.t####.####.com:5224
TCP zb-cent####.m.ta####.com:443
TCP c####.g####.ig####.com:5227

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
a.appj####.com
acc####.m.ta####.com
ad####.m.ta####.com
ada####.m.ta####.com
ag####.m.ta####.com
api.wsq.u####.com
au.u####.co
au.u####.com
bcfeed####.ta####.com
c####.g####.ig####.com
c-h####.g####.com
c.appj####.com
c.c####.com
d.xf####.com
f####.diy####.cc
h####.c####.com
hm.b####.com
i####.cn
jic.talking####.com
m.diy####.cc
msg.umengc####.com
oc.u####.com
ping####.qq.com
pub-####.qin####.com
rin####.api.5####.com
s1.voicec####.cn
s4.c####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sop.biaoqi####.com
suns####.vsin####.com
t####.qq.com
t####.talking####.net
umen####.m.ta####.com
wb.110.ta####.com
www.videoad####.com
y####.al####.com

HTTP GET requests:

ad####.m.ta####.com/rest/gc2?ak=####&av=####&c=####&d=####&sv=####&t=###...
d.xf####.com/anls/wa.gif?k=####&j=####&n=####&l=####&i=####&h=####&g=###...
hm.b####.com/hm.gif?cc=####&ck=####&cl=####&ds=####&vl=####&et=####&ja=#...
hm.b####.com/hm.js?b0a8f47####
m.diy####.cc/friend/2bc8ccd58ce54afa
qin####.com.www.####.com/tdata_EDT369
rin####.api.5####.com/config/get?name=####
rin####.api.5####.com/poster?type=####
rin####.api.5####.com/ring/cate
rin####.api.5####.com/ring/home
rin####.api.5####.com/ring/ranking
rin####.api.5####.com/start/page?type=####
rin####.api.5####.com/subject?page=####&limit=####
s1.voicec####.cn/resources/anls/wa.js?49fc82d####
sop.biaoqi####.com/api/v1/category/code/recommend$preloads?region=####&t...
sop.biaoqi####.com/api/v1/keyword/load/0?region=####&timestamp=####&os=#...
sop.biaoqi####.com/api/v1/token?op=####&secret=####&appid=####
t####.c####.q####.####.com/config/hz-hzv6.conf
t####.c####.q####.####.com/tdata_Soq141
t####.c####.q####.####.com/tdata_fEV688
t####.c####.q####.####.com/tdata_ilz707
t####.c####.q####.####.com/tdata_siA393
t####.qq.com/stats?sId=####
www.videoad####.com/tj/cailing.html

HTTP POST requests:

a####.u####.com/app_logs
a.appj####.com/jiagu/check/upgrade
ada####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=###...
c-h####.g####.com/api.php?format=####&t=####
c.appj####.com/ad/splash/stats.html
hk.wagbr####.non####.####.com/saveWb.json
na61-####.wagbr####.ali####.####.com/api/update.do
oc.u####.com/v2/check_config_update
oc.u####.com/v2/get_update_time
rin####.api.5####.com/integral
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####
sh.wagbr####.alibaba####.com/v2/user/token?dt=####&imeireal=####&android...
t####.talking####.net/g/d

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/1d77ea041509fe06.lock
/data/data/####/21c22f492aba3de8.lock
/data/data/####/8ef9c457b3bbb403.lock
/data/data/####/930a31b34bd52c08.lock
/data/data/####/ACCS_BINDumeng;52d5625f56240bb2f404f945.xml
/data/data/####/ACCS_SDK.xml
/data/data/####/ACCS_SDK_CHANNEL.xml
/data/data/####/AGOO_BIND.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/BQMMSDKVersion.xml
/data/data/####/Bqmm.db-journal
/data/data/####/ContextData.xml
/data/data/####/DaemonServer
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/TDtcagent.db
/data/data/####/TDtcagent.db-journal
/data/data/####/UTCommon.xml
/data/data/####/accs.db-journal
/data/data/####/ad_show_time.xml
/data/data/####/agoo.pid
/data/data/####/ap.Lock
/data/data/####/b50167213cad
/data/data/####/bqmm_keyword_emojis.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.ringcrop.ku_preferences.xml
/data/data/####/config.xml
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/eudemon
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/journal.tmp
/data/data/####/libjiagu.so
/data/data/####/libsgmainso-5.1.81.so.tmp
/data/data/####/lock.lock
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/multidex.version.xml
/data/data/####/music_preference.xml
/data/data/####/onlineconfig_agent_online_setting_com.ringcrop.ku.xml
/data/data/####/package_downstate.xml
/data/data/####/pref_longtime.xml
/data/data/####/pref_shorttime.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/sp.lock
/data/data/####/td.lock
/data/data/####/tdata_Soq141
/data/data/####/tdata_Soq141.jar
/data/data/####/tdata_fEV688
/data/data/####/tdata_fEV688.jar
/data/data/####/tdata_ilz707
/data/data/####/tdata_ilz707.jar
/data/data/####/tdata_siA393
/data/data/####/tdata_siA393.jar
/data/data/####/tdid.xml
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_community.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/ywPrefsTools.xml
/data/media/####/.nomedia
/data/media/####/.tcookieid
/data/media/####/6c709c11d2d46a7b
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.ringcrop.ku.bin
/data/media/####/com.ringcrop.ku.db
/data/media/####/dd7893586a493dc3
/data/media/####/deviceToken
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/hid.dat
/data/media/####/journal.tmp
/data/media/####/tdata_Soq141
/data/media/####/tdata_fEV688
/data/media/####/tdata_ilz707
/data/media/####/tdata_siA393
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

<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:52d5625f56240bb2f404f945","utdid":"XL1QhrQwp+IDAGdzx1G2apAi","sdkVersion":"220"} -I agoodm.m.taobao.com -O 80 -T -Z
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.ringcrop.aNewCrop.receiver.RingGeTuiPushService 24503 300 0
cat /sys/class/net/wlan0/address
chmod 500 <Package Folder>/files/DaemonServer
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop
mount
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.ringcrop.aNewCrop.receiver.RingGeTuiPushService 24503 300 0

Loads the following dynamic libraries:

bspatch
getuiext2
libjiagu
sgmainso-5.1
tnet-3.1
ut_c_api

Uses the following algorithms to encrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-CFB-NoPadding
AES-ECB-PKCS5Padding
RSA
RSA-ECB-NoPadding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding

Accesses the ITelephony private interface.

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 installed apps.

Gets information about accounts associated with the device (Google, Facebook, etc.).

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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