Adware.Gexin.23576

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) l####.cc:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.c####.g####.####.cn:80
TCP(HTTP/1.1) def####.duals####.cn.####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.cn:80
TCP(HTTP/1.1) adash####.man.aliy####.com:80
TCP(HTTP/1.1) 2####.107.1.1:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) 2####.107.1.66:80
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) 1####.177.14.94:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) h-adash####.ut.ta####.com:443
TCP(TLS/1.0) gmscomp####.google####.com:443
TCP(TLS/1.0) rr2---s####.g####.com:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.0) pla####.google####.com:443
TCP(TLS/1.2) 64.2####.164.100:443
TCP(TLS/1.2) 1####.177.14.94:443
TCP(TLS/1.2) gmscomp####.google####.com:443
TCP(TLS/1.2) 1####.177.14.106:443
TCP sdk.o####.t####.####.net:5224
TCP cm-1####.g####.com:5224
UDP pla####.google####.com:443
UDP www.gst####.com:443

DNS requests:

a####.man.aliy####.com
adas####.ut.ta####.com
and####.b####.qq.com
android####.go####.com
api.suisho####.net
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
gmscomp####.google####.com
l####.cc
log.u####.com
p####.google####.com
pla####.google####.com
rr2---s####.g####.com
s####.u####.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.gst####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.cn/tdata_RBO669
cdn-sdk####.g####.com.####.cn/tdata_cpZ817
cdn-sdk####.g####.com.####.cn/tdata_uxr091
def####.duals####.cn.####.com/bar/get/5578faec67e58ecfc30021f6/?ud_get=#...
h-adash####.ut.ta####.com:443/rest/gc2?ak=####&av=####&c=####&d=####&sv=...
l####.cc/i/sdk/is_gal?sdk_version=####&imei=####&android_id=####&device_...
sdk.c####.g####.####.cn/config/hzv9.conf
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

adash####.man.aliy####.com/man/api?ak=####&s=####
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
l####.cc/i/sdk/install
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.lock (deleted)
/data/data/####/1002
/data/data/####/1004
/data/data/####/1720597054383.log
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/LKME_Server_Request_Queue.xml
/data/data/####/UTCommon.xml
/data/data/####/ap.Lock
/data/data/####/bugly_db_
/data/data/####/bugly_db_-journal
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/cn.handyprint.BETA_VALUES.xml
/data/data/####/cn.handyprint_preferences.xml
/data/data/####/crashrecord.xml
/data/data/####/device_id.xml.xml
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/handyprint.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/jsserver_crash_info.log
/data/data/####/libjiagu.so
/data/data/####/libweexjsb.so
/data/data/####/linkedme_referral_shared_pref.xml
/data/data/####/linkedme_referral_shared_pref.xml.bak
/data/data/####/local_crash_lock
/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/####/security_info
/data/data/####/tdata_RBO669
/data/data/####/tdata_RBO669.dex
/data/data/####/tdata_RBO669.dex.flock (deleted)
/data/data/####/tdata_RBO669.jar
/data/data/####/tdata_cpZ817
/data/data/####/tdata_cpZ817.dex
/data/data/####/tdata_cpZ817.dex.flock (deleted)
/data/data/####/tdata_cpZ817.jar
/data/data/####/tdata_uxr091
/data/data/####/tdata_uxr091.dex
/data/data/####/tdata_uxr091.dex.flock (deleted)
/data/data/####/tdata_uxr091.jar
/data/data/####/umeng_socialize.xml
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/media/####/.lm_device_id
/data/media/####/.lm_device_info
/data/media/####/.nomedia
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/cn.handyprint.bin
/data/media/####/cn.handyprint.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/easemob.log
/data/media/####/gkt
/data/media/####/gkt-journal
/data/media/####/gktper (deleted)
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/tdata_RBO669
/data/media/####/tdata_cpZ817
/data/media/####/tdata_uxr091
/data/media/####/test.log
/data/media/####/test.log (deleted)
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/data/app/<Package>-1/lib/arm/libweexjsb.so 60 0
/data/app/<Package>-1/lib/arm/libweexjsb.so 78 0
/system/bin/sh -c getprop
/system/bin/sh -c type su
cat /sys/class/net/eth0/address
cat /sys/class/net/wlan0/address
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so
getprop

Loads the following dynamic libraries:

libMotu
libgetuiext2
libhyphenate
libjiagu
libsqlite
libweexjsc

Uses the following algorithms to encrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CFB-NoPadding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-ECB-PKCS5Padding
AES-GCM-NoPadding

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.

Requests the system alert window permission.

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