Adware.Gexin.22063

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) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) 2####.107.1.1:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) 1####.250.179.170:443
TCP(TLS/1.0) and####.cli####.go####.com:443
TCP(TLS/1.0) 1####.251.39.106:443
TCP(TLS/1.2) 2####.58.208.99:443
TCP(TLS/1.2) and####.cli####.go####.com:443
TCP(TLS/1.2) 1####.250.179.170:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.g####.com:5226

DNS requests:

a####.exc.mob.com
and####.cli####.go####.com
and####.google####.com
android####.go####.com
api.s####.mob.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
cm-1####.g####.com
m####.go####.com
m.d####.mob.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:

cdn-sdk####.g####.com.####.com/tdata_CoH340
cdn-sdk####.g####.com.####.com/tdata_GKM601
cdn-sdk####.g####.com.####.com/tdata_jFf739
cdn-sdk####.g####.com.####.com/tdata_pKX830
d####.c####.l####.####.com/config/hzv9.conf
m.d####.mob.com/v4/cconf?appkey=####&plat=####&apppkg=####&appver=####&n...
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
m.d####.mob.com/conf5
m.d####.mob.com/conn
m.d####.mob.com/errconf
m.d####.mob.com/snsconf
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.artc_lock
/data/data/####/.dic_lock
/data/data/####/.globalLock
/data/data/####/.lock
/data/data/####/.mps
/data/data/####/.mrecord
/data/data/####/.mrecord (deleted)
/data/data/####/.mrlock
/data/data/####/.pkg_lock
/data/data/####/.slw
/data/data/####/.statistics
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/antzb-db-journal
/data/data/####/classes.dex
/data/data/####/classes2.dex
/data/data/####/classes3.dex
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/increment.db-journal
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libjiagu.so
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/share_sdk_1
/data/data/####/sharesdk.db-journal
/data/data/####/tdata_CoH340
/data/data/####/tdata_CoH340.dex
/data/data/####/tdata_CoH340.dex.flock (deleted)
/data/data/####/tdata_CoH340.jar
/data/data/####/tdata_GKM601
/data/data/####/tdata_GKM601.dex
/data/data/####/tdata_GKM601.dex.flock (deleted)
/data/data/####/tdata_GKM601.jar
/data/data/####/tdata_jFf739
/data/data/####/tdata_jFf739.dex
/data/data/####/tdata_jFf739.dex.flock (deleted)
/data/data/####/tdata_jFf739.jar
/data/data/####/tdata_pKX830
/data/data/####/tdata_pKX830.dex
/data/data/####/tdata_pKX830.dex.flock (deleted)
/data/data/####/tdata_pKX830.jar
/data/data/####/tmpd8.db-journal
/data/data/####/umeng_common_config.xml
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

cat /sys/class/net/wlan0/address
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so
ls /
ls /sys/class/thermal

Uses the following algorithms to encrypt data:

AES-ECB-PKCS5Padding
AES-ECB-PKCS7Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

Gets information about phone status (number, IMEI, etc.).

Gets information about installed apps.

Requests the system alert window permission.

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