Adware.Gexin.18278

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) q####.c####.l####.####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) xiu.xi####.com:80
TCP(HTTP/1.1) dn####.fas####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) www.w####.com:80
TCP(HTTP/1.1) w####.xi####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(TLS/1.2) inte####.faceu####.com:6443
TCP sdk.o####.t####.####.com:5224
TCP s2a.c####.xi####.com:19713
TCP 1####.171.140.131:1935
TCP cm-1####.ig####.com:5227

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
and####.b####.qq.com
c-h####.g####.com
cm-1####.ig####.com
dn####.fas####.com
inte####.faceu####.com
l####.tbs.qq.com
pub-####.qin####.com
s2a.c####.xi####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
u####.xi####.com
w####.xi####.com
www.w####.com
xiu.xi####.com

HTTP GET requests:

dn####.fas####.com//dnionget-qunge
q####.c####.l####.####.com/config/hz-hzv6.conf
q####.c####.l####.####.com/tdata_BAI450
q####.c####.l####.####.com/tdata_Cye094
q####.c####.l####.####.com/tdata_EDT369
q####.c####.l####.####.com/tdata_vGW305
sdk.o####.p####.####.com/api/addr.htm
w####.xi####.com/vshow/streamname?get_url=####
xiu.xi####.com/photo/74/3/sj-wyniedczik_b_56.com_.jpg
xiu.xi####.com/upload/xiu/16/52/aini520yiyi_pixel_56.com_180918145826.jpg
xiu.xi####.com/upload/xiu/20/47/qq-adhdthladn_pixel_56.com_170412190916....
xiu.xi####.com/upload/xiu/27/3/sj-ciwjlwishg_pixel_56.com_181003135627.jpg
xiu.xi####.com/upload/xiu/31/99/qq-dpjgrjicex_pixel_56.com_190824235204....
xiu.xi####.com/upload/xiu/41/69/rgx321_pixel_56.com_171206123846.jpg
xiu.xi####.com/upload/xiu/50/93/jilinlongshao_pixel_56.com_190517215149....
xiu.xi####.com/upload/xiu/52/29/xtshixinping_pixel_56.com_180915214214.jpg
xiu.xi####.com/upload/xiu/61/67/wx990000_pixel_56.com_190430155218.jpg
xiu.xi####.com/upload/xiu/69/14/qq-rywglucuna_pixel_56.com_190731184628....
xiu.xi####.com/upload/xiu/74/3/sj-wyniedczik_3_550x410_191008205812.jpg
xiu.xi####.com/upload/xiu/80/89/qq-ijgrcafnpn_3_550x410_191015180535.jpg
xiu.xi####.com/upload/xiu/86/15/qq-kajkipxkod_pixel_56.com_190606112159....

HTTP POST requests:

a####.u####.com/app_logs
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####
www.w####.com/index.php?action=####&do=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.jg.store.report_cf
/data/data/####/1004
/data/data/####/121cabc1c3ff
/data/data/####/1a95477d9b6d901a8a5b1d82db2497cd0e303293b330e5c....0.tmp
/data/data/####/1be1099e4efdd9e0dad6d4a2530d4d7979e330565f2e711....0.tmp
/data/data/####/5b592ab225aca0cd83bc7a9f7ee5a91dc55c428bcbfdbb7....0.tmp
/data/data/####/5bf5821ca793dfa9557e11e76ae1793eda47dee34f37a8b....0.tmp
/data/data/####/8aa239c6250138ba8ebc9894935fc00c634456a1102f5e3....0.tmp
/data/data/####/TrineaAndroidCommon.xml
/data/data/####/ad467d6504ec3d6972d0d2dfeab8f3b29d5d1c891a4a701....0.tmp
/data/data/####/ae12450573158aef877bfb563fe467d663de59017f53ee1....0.tmp
/data/data/####/bfe3360d6126c5dec9d454800a79cc0b9a4d931e84f71db....0.tmp
/data/data/####/bugly_db_-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/de7e43f9a192e1fe31eaddd4d26b12c8d38fe5ce0ad0b5f....0.tmp
/data/data/####/efce2f4bdb557d46034534321537119adf1bfb36d1c181a....0.tmp
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f09a4efdaee2dc59ea41396f107c92ed74d99860d6e30f4....0.tmp
/data/data/####/fd9851845f7388e51a922afcb11a140fed7e78702146b06....0.tmp
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/libjiagu616568235.so
/data/data/####/local_crash_lock
/data/data/####/multidex.version.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/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_BAI450
/data/data/####/tdata_BAI450.jar
/data/data/####/tdata_Cye094
/data/data/####/tdata_Cye094.jar
/data/data/####/tdata_vGW305
/data/data/####/tdata_vGW305.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.wole56.ishow.bin
/data/media/####/com.wole56.ishow.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/tbslog.txt
/data/media/####/tdata_BAI450
/data/media/####/tdata_Cye094
/data/media/####/tdata_vGW305
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
/system/bin/sh -c getprop
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.DemoPushService 24511 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop
getprop ro.product.cpu.abi
mount
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.DemoPushService 24511 300 0

Loads the following dynamic libraries:

Bugly
getuiext2
ijkffmpeg
ijkplayer
ijksdl
libjiagu616568235
nama
openh264

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding

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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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