Adware.Gexin.9018

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) ada####.m.ta####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) o####.jd.com:80
TCP(HTTP/1.1) ad####.m.ta####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) app.hbs####.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) a####.m.jd.com:443
TCP(TLS/1.0) nbsdk-b####.al####.com:443
TCP(TLS/1.0) it####.a####.com.####.net:443
TCP(TLS/1.0) o####.map.b####.com:443
TCP(TLS/1.0) ke####.jd.com:443
TCP(TLS/1.0) d####.k.jd.com:443
TCP(TLS/1.0) gm.mm####.com:443
TCP(TLS/1.0) free####.hewea####.com:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) www.j####.com:443
TCP(TLS/1.0) hk.wagbr####.non####.####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5227

DNS requests:

7j####.c####.z0.####.com
a####.m.jd.com
ad####.m.ta####.com
ada####.m.ta####.com
api.map.b####.com
app.hbs####.com
c####.g####.ig####.com
c-h####.g####.com
d####.k.jd.com
dgst####.jd.com
free####.hewea####.com
it####.a####.com
ke####.jd.com
log.u####.com
nbsdk-b####.al####.com
o####.jd.com
o####.map.b####.com
plb####.u####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
u####.u####.com
wgo.mm####.com
y####.al####.com

HTTP GET requests:

ad####.m.ta####.com/rest/gc2?ak=####&av=####&c=####&d=####&sv=####&t=###...
app.hbs####.com/api/group
app.hbs####.com/uploads/20181115/16a5cdae362b8d27a1d8f8c7b78b43307383.png
app.hbs####.com/uploads/20181115/310dcbbf4cce62f762a2aaa148d556bd6058.png
app.hbs####.com/uploads/20181115/37a749d808e46495a8da1e5352d03cae4567.png
app.hbs####.com/uploads/20181115/8d34201a5b85900908db6cae927236179589.png
app.hbs####.com/uploads/20181115/b7b16ecf8ca53723593894116071700c8690.png
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_ynp969
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

ada####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=###...
app.hbs####.com/api/product/recommend
c-h####.g####.com/api.php?format=####&t=####
o####.jd.com/upload
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/19b929a3680be188e6300c39b504e81fa9c1c54aaed5b30....0.tmp
/data/data/####/21c22f492aba3de8.lock
/data/data/####/84bf0f15d89c4a1f469e98ed1b6b03ac46ecfd3a24cf5f5....0.tmp
/data/data/####/930a31b34bd52c08.lock
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/KHPlCxbgN47VcemiyV94-vXVUIM.125226147.tmp
/data/data/####/KHPlCxbgN47VcemiyV94-vXVUIM.2003351404.tmp
/data/data/####/KNGCzrCxI3FDXfQyS0E_E5oahSk.70624313.tmp
/data/data/####/MultiDex.lock
/data/data/####/PkV_9E7PKkhkYbPRpeuVHNHJuqk.-1418891729.tmp
/data/data/####/Q0VSVC5SU0EK.txt8e6
/data/data/####/RBrGMwgQ7RA6AqcxGNVaXn9F8aI.2003351404.tmp
/data/data/####/RKStorage-journal
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/UTCommon.xml
/data/data/####/aliTradeConfigSP.xml
/data/data/####/ap.Lock
/data/data/####/authStatus_com.hbsmzpc;remote.xml
/data/data/####/auth_sdk_device.xml
/data/data/####/auth_shared.xml
/data/data/####/b12dc5279182cd81df99de07dd02e2d05d39cbf4d769cf4....0.tmp
/data/data/####/com.google.InstanceId.properties
/data/data/####/com.google.android.gms.appid-no-backup
/data/data/####/com.google.android.gms.appid.xml
/data/data/####/com.hbsmzpc_preferences.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUwODkxMjA5Nzgz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUwODkxMjI5Mzgy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUwODkxMjQyOTA0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUwODkxMjU0MDU2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUwODkxMjY1ODc0;
/data/data/####/dW1weF9zaGFyZV8xNTUwODkxMjE5ODYy;
/data/data/####/deviceid_prefs.xml
/data/data/####/df0f1c097b5e294adb015c3c830c54b6c0e7bc1414bc1ff....0.tmp
/data/data/####/dso_deps
/data/data/####/dso_lock
/data/data/####/dso_manifest
/data/data/####/dso_state
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/h4gFJl7ftQAIBZgUGbtJh_ZlWAc.125226147.tmp
/data/data/####/h4gFJl7ftQAIBZgUGbtJh_ZlWAc.1980109934.tmp
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/i==1.2.0&&1.0.0_1550891209873_envelope.log
/data/data/####/i==1.2.0&&1.0.0_1550891229434_envelope.log
/data/data/####/i==1.2.0&&1.0.0_1550891242910_envelope.log
/data/data/####/i==1.2.0&&1.0.0_1550891254122_envelope.log
/data/data/####/i==1.2.0&&1.0.0_1550891265917_envelope.log
/data/data/####/imei.xml
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/kepler_public.xml
/data/data/####/libcuid.so
/data/data/####/libjiagu1491590932.so
/data/data/####/libsgmainso-5.3.61.so.tmp.2278
/data/data/####/lock.lock
/data/data/####/multidex.version.xml
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-journal
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/run.pid
/data/data/####/share.db-journal
/data/data/####/sp.lock
/data/data/####/spUtils.xml
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_ynp969
/data/data/####/tdata_ynp969.jar
/data/data/####/timestamp
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/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/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/.umm.dat
/data/media/####/18d2ed21a6e7170c48de5438de9b9d8e
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.hbsmzpc.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/d41d8cd98f00b204e9800998ecf8427e
/data/media/####/dd7893586a493dc3
/data/media/####/dfe55732e3ae9e6e6f3a4348457e1ba7
/data/media/####/hid.dat
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/sysid.dat
/data/media/####/tdata_bca864
/data/media/####/tdata_ynp969
/data/media/####/test.log
/data/media/####/yoh.dat
/data/media/####/yol.dat
/data/media/####/yom.dat

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.igexin.sdk.PushService 24124 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
ls /
ls /sys/class/thermal
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.igexin.sdk.PushService 24124 300 0

Loads the following dynamic libraries:

getuiext3
libfb
libimagepipeline
libjiagu1491590932
libreactnativejni
libyoga
locSDK7b
sgmainso-5.3
ut_c_api

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding

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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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