Adware.Gexin.3427

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) reso####.msg.xi####.net:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) 4####.95.41.254:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) o####.map.b####.com:443
TCP(TLS/1.0) loc.map.b####.com:443
TCP(TLS/1.0) regi####.xm####.xi####.com:443
TCP(TLS/1.0) 1####.217.17.46:443
TCP 47.74.1####.155:5222
TCP c####.g####.ig####.com:5225
UDP 1####.57.211.132:96
TCP sdk.o####.t####.####.com:5224
TCP 4####.62.94.2:443

DNS requests:

7j####.c####.z0.####.com
api.map.b####.com
c####.g####.ig####.com
c-h####.g####.com
loc.map.b####.com
o####.map.b####.com
pub-####.qin####.com
regi####.xm####.xi####.com
reso####.msg.xi####.net
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

reso####.msg.xi####.net/gslb/?ver=####&type=####&conpt=####&uuid=####&li...
t####.c####.q####.####.com/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_EDT356
t####.c####.q####.####.com/tdata_MkX219
t####.c####.q####.####.com/tdata_iGj879

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####

Modified file system:

Creates the following files:

/data/data/####/-1008-184441-crash.log
/data/data/####/-1008-184447-crash.log
/data/data/####/-1008-184520-crash.log
/data/data/####/-1008-184533-crash.log
/data/data/####/.jg.ic
/data/data/####/29a2445e3b24
/data/data/####/CustomIndex
/data/data/####/DVDirectory.cfg
/data/data/####/DVHotMap.cfg
/data/data/####/DVHotcity.cfg
/data/data/####/DVIndoor.cfg
/data/data/####/DVSDirectory.cfg
/data/data/####/DVVersion.cfg
/data/data/####/LBSPhone.xml
/data/data/####/ResPackIndoorMap.rs
/data/data/####/XMPushServiceConfig.xml
/data/data/####/authStatus_com.lbs.lbspos.xml
/data/data/####/authStatus_com.lbs.lbspos;remote.xml
/data/data/####/baseindoormap.sty
/data/data/####/bus.sty
/data/data/####/car.sty
/data/data/####/com.lbs.lbspos;pushservice
/data/data/####/com.lbs.lbspos_preferences.xml
/data/data/####/cycle.sty
/data/data/####/firll.dat
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/gdaemon_20161017
/data/data/####/geofencing.db
/data/data/####/geofencing.db-journal
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/lbsconfig.db
/data/data/####/lbsconfig.db-journal
/data/data/####/libcuid.so
/data/data/####/libjiagu-1820087603.so
/data/data/####/map.rs
/data/data/####/map.sty
/data/data/####/map_pref.xml
/data/data/####/mipush.xml
/data/data/####/mipush_account.xml
/data/data/####/mipush_extra.xml
/data/data/####/mipush_region
/data/data/####/mipush_region.lock
/data/data/####/ofl.config
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-journal
/data/data/####/pref_registered_pkg_names.xml
/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/####/reduct.rs
/data/data/####/reduct.sty
/data/data/####/run.pid
/data/data/####/tdata_MkX219
/data/data/####/tdata_MkX219.jar
/data/data/####/tdata_iGj879
/data/data/####/tdata_iGj879.jar
/data/data/####/tiny_data.data
/data/data/####/tiny_data.lock
/data/data/####/traffic.rs
/data/data/####/traffic.sty
/data/data/####/ver.dat
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/DTTempdat.dat
/data/media/####/DTTempdat.idx
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.lbs.lbspos.bin
/data/media/####/com.lbs.lbspos.db
/data/media/####/conlts.dat
/data/media/####/lcfp
/data/media/####/lcfp.lock
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/tdata_MkX219
/data/media/####/tdata_iGj879
/data/media/####/test.0
/data/media/####/test.log
/data/media/####/yoh.dat
/data/media/####/yol.dat
/data/media/####/yom.dat

Miscellaneous:

Executes next shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.DemoPushService 24391 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu-1820087603.so
mount

Loads the following dynamic libraries:

BaiduMapSDK_base_v4_5_2
BaiduMapSDK_map_v4_5_2
getuiext2
libjiagu-1820087603
locSDK7a

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about installed applications.

Gains access to information about accounts (Google, Facebook, etc.) registered on the device.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

Gains access to information about sent/received SMS messages.

TECHNOLOGIES

TERMINOLOGIE

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MYTHES

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