Adware.Gexin.9465

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8011
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) lbs.net####.im:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(TLS/1.0) av1.x####.com:443
TCP(TLS/1.0) lbs.net####.im:443
TCP(TLS/1.0) c####.x####.com:443
TCP(TLS/1.0) co####.mand####.com:443
TCP(TLS/1.0) nim.qi####.com:443
TCP(TLS/1.0) res####.a####.com:443
TCP(TLS/1.0) mo####.mand####.com:443
TCP sdk.o####.t####.####.com:5224
TCP l####.net####.im:8080
TCP c####.g####.ig####.com:5224
TCP ou####.yun####.net:8000

DNS requests:

7j####.c####.z0.####.com
a####.b####.qq.com
aexcep####.b####.qq.com
amap####.cn-hang####.oss####.####.com
and####.b####.qq.com
av1.x####.com
c####.g####.ig####.com
c####.x####.com
c-h####.g####.com
co####.mand####.com
i.t####.com
l####.net####.im
lbs.net####.im
mo####.mand####.com
nim.qi####.com
ou####.yun####.net
pub-####.qin####.com
res####.a####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

lbs.net####.im/lbs/conf.jsp?tp=####&sv=####&pv=####&id=####&k=####
qin####.com.www.####.com/tdata_EDT369
sh.wagbr####.aliyun####.com/sdkcoor/android/x86/libJni_wgs2gcj.so
t####.c####.q####.####.com/tdata_RSQ274
t####.c####.q####.####.com/tdata_RbW195
t####.c####.q####.####.com/tdata_qHR433
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

aexcep####.b####.qq.com:8011/rqd/async?aid=####
aexcep####.b####.qq.com:8012/rqd/async?aid=####
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.log.lock
/data/data/####/.log.ls
/data/data/####/03ba60589d74
/data/data/####/1004
/data/data/####/1551528107997_2282
/data/data/####/1551528108082_2282
/data/data/####/1551528108176_2282
/data/data/####/1551528108499_2282
/data/data/####/1551528109923_2313
/data/data/####/1551528110001_2313
/data/data/####/1551528117861_2282
/data/data/####/1551528117902_2282
/data/data/####/1551528120113_2499
/data/data/####/1551528131178_2652
/data/data/####/1551528136797_2652
/data/data/####/1551528136837_2652
/data/data/####/1551528138541_2652
/data/data/####/1551528138601_2652
/data/data/####/1551528148258_2652
/data/data/####/1551528148306_2652
/data/data/####/1551528151449_2870
/data/data/####/1551528153477_2931
/data/data/####/1551528155544_2989
/data/data/####/1551528157848_3059
/data/data/####/1551528165224_3059
/data/data/####/1551528165269_3059
/data/data/####/2061721472574340483
/data/data/####/5266180905577.0
/data/data/####/6285339937059.0
/data/data/####/685336580922.0
/data/data/####/8112573687497.0
/data/data/####/9366174592625.0
/data/data/####/97112549817517.0
/data/data/####/Cookie.xml
/data/data/####/NIMSDK_Config_8d06dd5eafdde8ee63394ad2ff0bd39f.xml
/data/data/####/NIMSDK_Config_8d06dd5eafdde8ee63394ad2ff0bd39f_...9c.xml
/data/data/####/TDCloudSettingsConfig180B7132F1664CCD8870C56EF40D246C.xml
/data/data/####/TD_app_pefercen_profile.xml
/data/data/####/TDpref_longtime.xml
/data/data/####/TDpref_longtime0.xml
/data/data/####/TDpref_shorttime.xml
/data/data/####/TDpref_shorttime0.xml
/data/data/####/TalingDataConfig180B7132F1664CCD8870C56EF40D246C.xml
/data/data/####/Unicorn.8d06dd5eafdde8ee63394ad2ff0bd39f.xml
/data/data/####/bugly_db_-journal
/data/data/####/com.mandofin_preferences.xml
/data/data/####/crashrecord.xml
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/gdaemon_20161017
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/loctemp.so
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/msg.db-journal
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/pref.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/qiyu_save_8d06dd5eafdde8ee63394ad2ff0bd39f.xml
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/tdata_RSQ274
/data/data/####/tdata_RSQ274.jar
/data/data/####/tdata_RbW195
/data/data/####/tdata_RbW195.jar
/data/data/####/tdata_qHR433
/data/data/####/tdata_qHR433.jar
/data/data/####/tdid.xml
/data/data/####/unicorn#cheese#
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/-1498587439.0.tmp
/data/media/####/-2052446529.0.tmp
/data/media/####/-690762274.0.tmp
/data/media/####/.nomedia
/data/media/####/.tcookieid
/data/media/####/195837566.0.tmp
/data/media/####/54397605.0.tmp
/data/media/####/als.db
/data/media/####/als.db-journal
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.mandofin.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/nim_sdk.log
/data/media/####/tdata_RSQ274
/data/media/####/tdata_RbW195
/data/media/####/tdata_qHR433
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c getprop
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.igexin.sdk.PushService 24209 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop
logcat -d -v threadtime
mount
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.igexin.sdk.PushService 24209 300 0

Loads the following dynamic libraries:

Bugly
getuiext2
libjiagu

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-ECB-NoPadding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding
DES-CBC-PKCS5Padding

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.

Technologies

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Training and education

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