Adware.Gexin.23572

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) a1.eas####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) www.eas####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.c####.g####.####.cn:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.cn:80
TCP(HTTP/1.1) big####.col####.geg####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) www.eas####.com:443
TCP(TLS/1.0) 1####.177.14.101:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) gmscomp####.google####.com:443
TCP(TLS/1.0) 64.2####.164.94:443
TCP(TLS/1.0) rr2---s####.g####.com:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.2) 64.2####.164.100:443
TCP(TLS/1.2) gmscomp####.google####.com:443
TCP(TLS/1.2) 64.2####.164.94:443
TCP(TLS/1.2) 1####.177.14.106:443
TCP sdk.o####.t####.####.net:5224
TCP cm-1####.g####.com:5224
UDP www.gst####.com:443
UDP 1####.177.14.101:443

DNS requests:

a####.u####.com
a1.eas####.com
android####.go####.com
app.globals####.com
big####.col####.geg####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
ee9c9fd####.bug####.com
gmscomp####.google####.com
oc.u####.co
oc.u####.com
p####.google####.com
rr2---s####.g####.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
www.eas####.com
www.gst####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.cn/tdata_CoH340
cdn-sdk####.g####.com.####.cn/tdata_EDB102
cdn-sdk####.g####.com.####.cn/tdata_GKM601
cdn-sdk####.g####.com.####.cn/tdata_jFf739
cdn-sdk####.g####.com.####.cn/tdata_pKX830
sdk.c####.g####.####.cn/config/hzv9.conf
sdk.o####.p####.####.com/api/addr.htm
www.eas####.com/easemob/server.xml?sdk_version=####&app_key=####&file_ve...

HTTP POST requests:

a####.u####.com/app_logs
a1.eas####.com/globalscanner/globalscannerh5/devices
big####.col####.geg####.com/gegejia-track/track/start
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/1c9d3c917267
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/classes3.dex
/data/data/####/classes4.dex
/data/data/####/com.globalscanner_preferences.xml
/data/data/####/device_id.xml.xml
/data/data/####/disk_entries_list_image_cache_993284579.xml
/data/data/####/gegejia_gpm_preferences.xml
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/globalscanner.xml
/data/data/####/gx_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/kpluse-journal
/data/data/####/libjiagu.so
/data/data/####/mobclick_agent_cached_com.globalscanner28
/data/data/####/mobclick_agent_online_setting_com.globalscanner.xml
/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/####/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/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/userData.xml
/data/media/####/.nomedia
/data/media/####/000.html
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.globalscanner.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/gkt
/data/media/####/gkt-journal
/data/media/####/gktper (deleted)
/data/media/####/journal
/data/media/####/tdata_CoH340
/data/media/####/tdata_GKM601
/data/media/####/tdata_jFf739
/data/media/####/tdata_pKX830
/data/media/####/test.log (deleted)
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
cat /proc/self/cgroup
cat /proc/uid_stat/10065/tcp_rcv
cat /proc/uid_stat/10065/tcp_snd
cat /sys/class/net//address
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so
getprop wifi.interface
mount
sh

Loads the following dynamic libraries:

libBugtags
libgetuiext2
libjiagu

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-ECB-PKCS5Padding

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.

Gets information about running 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