Adware.Gexin.21045

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) amap####.cn-hang####.oss####.####.com:80
TCP(HTTP/1.1) qee####.oss-cn-####.aliy####.com:80
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(HTTP/1.1) a####.u####.com.####.com:80
TCP(HTTP/1.1) mps.a####.com:80
TCP(HTTP/1.1) mobil####.qee####.com:80
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) 64.2####.162.95:443
TCP(TLS/1.0) 64.2####.164.94:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) res####.a####.com:443
TCP(TLS/1.0) 1####.194.221.138:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.2) 1####.194.221.138:443
TCP cm-1####.g####.com:5224
TCP sdk.o####.t####.####.com:5224

DNS requests:

a####.u####.com
amap####.cn-hang####.oss####.####.com
and####.google####.com
c-h####.g####.com
cm-1####.g####.com
log.u####.com
md####.google####.com
mobil####.qee####.com
mps.a####.com
p####.google####.com
qee####.oss-cn-####.aliy####.com
res####.a####.com
s####.u####.com
s####.u####.com.####.8
sdk.c####.g####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

amap####.cn-hang####.oss####.####.com/sdkcoor/android/armeabi-v7a/libJni...
d####.c####.l####.####.com/config/hzv9.conf
mobil####.qee####.com/user/token/create?device_type=####&app_version=###...
mobil####.qee####.com/userapp/app/popover/getPopover?device_type=####&ap...
mobil####.qee####.com/userapp/app_home_advert/find_advert?device_type=##...
mobil####.qee####.com/userapp/banner/new?device_type=####&app_version=##...
mobil####.qee####.com/userapp/config/persist?device_type=####&app_versio...
mobil####.qee####.com/userapp/device/msg?a=####&device_type=####&app_ver...
mobil####.qee####.com/userapp/device/patch?device_type=####&app_version=...
mobil####.qee####.com/userapp/message/hasnew?device_type=####&activity_s...
qee####.oss-cn-####.aliy####.com/base/080305fb38814686a7f4ef99e0fe4fc4.j...

HTTP POST requests:

a####.u####.com.####.com/app_logs
mobil####.qee####.com/user/token/update?device_type=####&app_version=###...
mps.a####.com/ws/mps/vmap?csid=####

File system changes:

Creates the following files:

/data/data/####/.appInfo
/data/data/####/.imprint
/data/data/####/1618301135949.log
/data/data/####/24168838752629.0
/data/data/####/4053726108734b3595619f4ecd144dfc24accb96bae1c42....0.tmp
/data/data/####/59_bicycle.xml
/data/data/####/9128079770911.0
/data/data/####/92200845935919.0
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/_andfix_.xml
/data/data/####/base_path.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/classes3.dex
/data/data/####/com.qeebike.customer_preferences.xml
/data/data/####/dafile.db
/data/data/####/dafile.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/getui_sp.xml
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/libjiagu.so
/data/data/####/libwgs2gcj.so
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/maploc.xml
/data/data/####/maploc.xml.bak
/data/data/####/pref.xml
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/OLGeo.dat
/data/media/####/OLGeo.ind
/data/media/####/OLPoi.dat
/data/media/####/OLPoi.ind
/data/media/####/alsn.db
/data/media/####/alsn.db-journal
/data/media/####/am_font_model.dat
/data/media/####/am_font_model.ind
/data/media/####/am_font_model_ex.dat
/data/media/####/amap.tmp
/data/media/####/amaponline.dat
/data/media/####/app.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.qeebike.customer.bin
/data/media/####/com.qeebike.customer.db
/data/media/####/guide.dat
/data/media/####/guide.ind
/data/media/####/icons_5_10_1471231608.data
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/mapheat.dat
/data/media/####/mapheat.ind
/data/media/####/sti.dat
/data/media/####/sti.ind
/data/media/####/style_json.json
/data/media/####/v8_indoor_db.dat
/data/media/####/v8_indoor_db.ind
/data/media/####/vmap_engine_version.data
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/dex2oat --instruction-set=x86 --dex-file=<Package Folder>/.jiagu/classes.dex --dex-file=<Package Folder>/.jiagu/classes2.dex --dex-file=<Package Folder>/.jiagu/classes3.dex --oat-file=<Package Folder>/.jiagu/classes.oat --inline-depth-limit=0 --compiler-filter=speed
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so

Loads the following dynamic libraries:

andfix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding

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.

Displays its own windows over windows of other apps.

Manages Wi-Fi connectivity.

Requests the system alert window permission.

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