Adware.Gexin.22133

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(TLS/1.0) av1.x####.com:443
TCP(TLS/1.0) 1####.251.39.106:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) and####.cli####.go####.com:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) ca####.meil####.com:443
TCP(TLS/1.2) 2####.58.208.99:443
TCP(TLS/1.2) 2####.58.208.106:443
TCP(TLS/1.2) 1####.251.39.106:443
TCP(TLS/1.2) and####.cli####.go####.com:443
TCP bdtin####.c####.l####.####.com:443
TCP cm-1####.g####.com:5227
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
and####.cli####.go####.com
and####.google####.com
android####.go####.com
av1.x####.com
c-h####.g####.com
ca####.meil####.com
cdn-sdk####.g####.com
cm-1####.g####.com
i.t####.com
imag####.meil####.com
instant####.google####.com
m####.go####.com
sdk-ope####.g####.com
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:

ca####.meil####.com:443/api/advertise
ca####.meil####.com:443/api/app_notify
ca####.meil####.com:443/api/information/list?size=####
ca####.meil####.com:443/api/init?build=####&type=####
ca####.meil####.com:443/api/meterial/style/baseMapAndColor/get/all
ca####.meil####.com:443/api/meterial/style/get/all
cdn-sdk####.g####.com.####.com/tdata_DNL558
cdn-sdk####.g####.com.####.com/tdata_EDB102
cdn-sdk####.g####.com.####.com/tdata_RdS556
cdn-sdk####.g####.com.####.com/tdata_hqs030
d####.c####.l####.####.com/config/hzv9.conf
sdk-ope####.g####.com/api/addr.htm
ti####.c####.l####.####.com/tdata_FhD658

HTTP POST requests:

av1.x####.com:443/u/a/v1/70d8f755
av1.x####.com:443/u/a/v1/d708b754
c-h####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/1641067420241_3360
/data/data/####/1641067420996_3360
/data/data/####/1641067431249_3553
/data/data/####/1641067431379_3553
/data/data/####/1641067437553_3608
/data/data/####/1641067437844_3608
/data/data/####/1641067441042_3553
/data/data/####/1641067441182_3553
/data/data/####/1641067441423_3553
/data/data/####/1641067441623_3553
/data/data/####/1641067441674_3553
/data/data/####/1641067441684_3553
/data/data/####/1641067443142_3608
/data/data/####/1641067443217_3608
/data/data/####/1641067443308_3608
/data/data/####/1641067446821_3553
/data/data/####/1641067447187_3553
/data/data/####/1641067448328_3608
/data/data/####/1641067490806_3553
/data/data/####/1641067497449_3608
/data/data/####/97f496d6
/data/data/####/SP.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/####/classes.dex
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.oat
/data/data/####/classes.oat.flock (deleted)
/data/data/####/com.syxjapp.www_preferences.xml
/data/data/####/e5c65a3312dd
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hy0Cl2fK30tLmTfPeykjg2vARPY.1205247663.tmp
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libjiagu.so
/data/data/####/proc_auxv
/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/####/tdata_DNL558
/data/data/####/tdata_DNL558.dex
/data/data/####/tdata_DNL558.dex.flock (deleted)
/data/data/####/tdata_DNL558.jar
/data/data/####/tdata_RdS556
/data/data/####/tdata_RdS556.dex.flock (deleted)
/data/data/####/tdata_RdS556.jar
/data/data/####/tdata_hqs030
/data/data/####/tdata_hqs030.dex
/data/data/####/tdata_hqs030.dex.flock (deleted)
/data/data/####/tdata_hqs030.jar
/data/data/####/tdid.xml
/data/media/####/.nomedia
/data/media/####/.tcookieid
/data/media/####/2bc477f1b837c527bb3ec7da6cb527c0
/data/media/####/3add147f154dace6e5df4b77f2d81c75
/data/media/####/4097de7441efc3fa210a8333b21e4826
/data/media/####/a892fd2372102056669bdb4b19c9e6f9
/data/media/####/app.db
/data/media/####/bnr
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.syxjapp.www.bin
/data/media/####/com.syxjapp.www.db
/data/media/####/d400467ce6d72013074cd12e90c051f7
/data/media/####/f1e4b5a8bf84d14ff053442e8b85bb68
/data/media/####/gkt-journal
/data/media/####/gktper (deleted)
/data/media/####/infos
/data/media/####/infos (deleted)
/data/media/####/ntf
/data/media/####/puzzle
/data/media/####/puzzle_bg
/data/media/####/tdata_DNL558
/data/media/####/tdata_RdS556
/data/media/####/tdata_hqs030
/data/media/####/test.log (deleted)
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
getprop
mount
sh

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-ECB-PKCS5Padding
DES-CBC-PKCS5Padding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

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.

Requests the system alert window permission.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

Free trial