Android.Gexin.1863

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Gexin.1

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) ada####.m.ta####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) def####.ovs.us.####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) loc.map.b####.com:80
TCP(HTTP/1.1) rb.api.huisuo####.com:80
TCP(HTTP/1.1) na61-####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) sdk.c####.g####.####.cn:80
TCP(TLS/1.0) 2####.239.32.223:443
TCP(TLS/1.0) gmscomp####.google####.com:443
TCP(TLS/1.0) sh####.me####.com:443
TCP(TLS/1.0) nbsdk-b####.al####.com:443
TCP(TLS/1.0) rr2---s####.g####.com:443
TCP(TLS/1.0) fp.fraudme####.cn:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) bea####.g####.com:443
TCP(TLS/1.0) 64.2####.164.94:443
TCP(TLS/1.0) u####.umengc####.com:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.2) 64.2####.164.94:443
TCP(TLS/1.2) 2####.239.32.223:443
TCP(TLS/1.2) gmscomp####.google####.com:443
TCP(TLS/1.2) 1####.177.14.99:443
TCP(TLS/1.2) 64.2####.164.101:443
UDP www.gst####.com:443
UDP bea####.g####.com:443
TCP cm-1####.g####.com:5227
TCP sdk.o####.t####.####.com:5224
UDP 64.2####.161.101:443

DNS requests:

a####.u####.com
ad####.m.ta####.com
ada####.m.ta####.com
android####.go####.com
bea####.g####.com
c.sz.gt.####.com
cm-1####.g####.com
fp.fraudme####.cn
gmscomp####.google####.com
loc.map.b####.com
nbsdk-b####.al####.com
rb.api.huisuo####.com
rr2---s####.g####.com
s.mai####.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
sh####.me####.com
t####.me####.com
u####.umengc####.com
wb.110.ta####.com
www.gst####.com
y####.al####.com

HTTP GET requests:

nbsdk-b####.al####.com:443/2.0.0/applink.htm?plat=####&appKey=####
nbsdk-b####.al####.com:443/3.1.1.8/23295278/1.0.0/meta.htm?plat=####
sdk.c####.g####.####.cn/config/hzv9.conf
u####.umengc####.com:443/rest/api3.do?t=####&data=####&v=####&sign=####&...

HTTP POST requests:

a####.u####.com/app_logs
ada####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=###...
def####.ovs.us.####.com/saveWb.json
fp.fraudme####.cn:443/android3/profile.json?partner=####&version=####
loc.map.b####.com/offline_loc
loc.map.b####.com/sdk.php
na61-####.wagbr####.ali####.####.com/api/update.do
rb.api.huisuo####.com/frontend/config/app
rb.api.huisuo####.com/frontend/config/right-slide-credit-config/load
rb.api.huisuo####.com/frontend/login/device
sdk.o####.p####.####.com/api.php?format=####&t=####
sh####.me####.com:443/cloud?pver=####
sh####.me####.com:443/t?type=####&datatype=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.td-3
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/1d77ea041509fe06.lock
/data/data/####/21c22f492aba3de8.lock
/data/data/####/8ef9c457b3bbb403.lock
/data/data/####/930a31b34bd52c08.lock
/data/data/####/Alvin2.xml
/data/data/####/AppStore.xml
/data/data/####/ContextData.xml
/data/data/####/PhoneUtil.xml
/data/data/####/SDKCache.xml
/data/data/####/SGMANAGER_DATA2
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/UTCommon.xml
/data/data/####/UmengLocalNotificationStore.db-journal
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/ap.Lock
/data/data/####/area_map.db
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/cc.db-journal (deleted)
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/classes3.dex
/data/data/####/com.huaqian_preferences.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/finalcore.dex
/data/data/####/finalcore.dex.flock (deleted)
/data/data/####/finalcore.jar
/data/data/####/finalcore.jar.tmp
/data/data/####/firll.dat
/data/data/####/imei.xml
/data/data/####/init.pid
/data/data/####/init_c.pid
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/libsgmain_315522000000.dex
/data/data/####/libsgmain_315522000000.dex.flock (deleted)
/data/data/####/libsgmainso-5.1.81.so
/data/data/####/libsgsecuritybody_315522000000.dex
/data/data/####/libsgsecuritybody_315522000000.dex.flock (deleted)
/data/data/####/libsgsecuritybodyso-5.1.25.so
/data/data/####/lock.lock
/data/data/####/metrics_guid
/data/data/####/ml-region-11.db
/data/data/####/ofl.config
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-journal
/data/data/####/onesdk_device.xml
/data/data/####/openudid_prefs.xml
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/sdk_config.xml
/data/data/####/slldate.xml
/data/data/####/sp.lock
/data/data/####/td_fm.dex
/data/data/####/td_fm.dex.flock (deleted)
/data/data/####/td_fm.jar
/data/data/####/timestamp
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_general_config.xml.bak
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.sfp
/data/media/####/.sfp (deleted)
/data/media/####/.td-3
/data/media/####/.testf (deleted)
/data/media/####/1.app.log
/data/media/####/6c709c11d2d46a7b
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.huaqian.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/conlts.dat
/data/media/####/dd7893586a493dc3
/data/media/####/ller.dat
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/ml.properties
/data/media/####/ml.properties.lock
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so
ls -l /system/xbin/su

Loads the following dynamic libraries:

andfix
libandfix
libgetuiext2
libjiagu
liblocSDK6a
libsgmainso-5.1.81
libsgsecuritybodyso-5.1.25
libtongdun

Uses the following algorithms to encrypt data:

AES
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding
desede-CBC-PKCS5Padding

Uses the following algorithms to decrypt data:

AES
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.

Gets information about running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Intercepts notifications.

Requests the system alert window permission.

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