Android.Gexin.1333

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Gexin.1

Network activity:

Connects to:

TCP(DNS) 8####.8.4.4:53
UDP(DNS) <Google DNS>
UDP(DNS) 8####.8.4.4:53
TCP(DNS) <Google DNS>
TCP(HTTP/1.1) a####.eas####.com:80
TCP(HTTP/1.1) up####.sdk.jig####.cn:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) ada####.m.ta####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) amap####.cn-hang####.oss####.####.com:80
TCP(HTTP/1.1) statson####.pu####.b####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(HTTP/1.1) api.tui####.b####.com:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) na61-####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) ga.rsv.eas####.####.com:80
TCP(HTTP/1.1) hk.wagbr####.non####.####.com:80
TCP(HTTP/1.1) a####.u####.com.####.com:80
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) nbsdk-b####.al####.com:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) res####.a####.com:443
TCP(TLS/1.0) and####.cli####.go####.com:443
TCP(TLS/1.0) 1####.251.36.42:443
TCP(TLS/1.0) s3.cn-nor####.amazo####.####.cn:443
TCP(TLS/1.0) s####.j####.cn:443
TCP(TLS/1.2) 2####.58.208.99:443
TCP(TLS/1.2) 1####.251.36.42:443
TCP(TLS/1.2) and####.cli####.go####.com:443
UDP s.j####.cn:19000
TCP 14.2####.179.43:5287
TCP cm-1####.g####.com:5224
TCP i####.j####.cn:7000
TCP sdk.o####.t####.####.com:5224

DNS requests:

1####.9.135.156
7j####.c####.z0.####.com
a####.eas####.com
a####.exc.mob.com
a####.u####.com
ad####.m.ta####.com
ada####.m.ta####.com
amap####.cn-hang####.oss####.####.com
analy####.fee####.cc
analy####.fee####.cc.####.8
and####.cli####.go####.com
android####.go####.com
api.s####.mob.com
api.tui####.b####.com
c-h####.g####.com
c.sz.gt.####.8
c.sz.gt.####.com
cdn-sdk####.g####.com
cm-1####.g####.com
easytom####.com
i####.j####.cn
instant####.google####.com
m####.go####.com
m.d####.mob.com
nbsdk-b####.al####.com
res####.a####.com
rs.eas####.com
s####.j####.cn
s.j####.cn
s3.cn-nor####.amazo####.####.cn
sa.tui####.b####.com
sdk.c####.g####.com
sdk.o####.i####.####.8
sdk.o####.i####.####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sis.j####.io
statson####.pu####.b####.com
up####.sdk.jig####.cn
v.fee####.cc
wb.110.ta####.com
www.gst####.com
x.fee####.cc
x.fee####.cc.####.8
y####.al####.com

HTTP GET requests:

amap####.cn-hang####.oss####.####.com/sdkcoor/android/armeabi/libJni_wgs...
api.s####.mob.com/v2/cconf?appkey=####&plat=####&apppkg=####&appver=####...
cdn-sdk####.g####.com.####.com/tdata_Ivn104
cdn-sdk####.g####.com.####.com/tdata_XYj468
d####.c####.l####.####.com/config/hzv9.conf
ga.rsv.eas####.####.com/easemob/server.json?sdk_version=####&app_key=###...
nbsdk-b####.al####.com:443/2.0.0/applink.htm?plat=####&appKey=####
nbsdk-b####.al####.com:443/3.1.1.11/23618170/1.0.0/meta.htm?plat=####
s3.cn-nor####.amazo####.####.cn:443/feelapp.cc/app_config_android.json
ti####.c####.l####.####.com/tdata_VrM483

HTTP POST requests:

a####.eas####.com/zhiyunzhiyuan/ip3rynovgmmzgv/devices
a####.u####.com.####.com/app_logs
ada####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=###...
api.s####.mob.com/conf5
api.s####.mob.com/conn
api.s####.mob.com/snsconf
api.tui####.b####.com/rest/2.0/channel/4476520552354147351
api.tui####.b####.com/rest/2.0/channel/channel
c-h####.g####.com/api.php?format=####&t=####
hk.wagbr####.non####.####.com/saveWb.json
na61-####.wagbr####.ali####.####.com/api/update.do
res####.a####.com:443/v3/iasdkauth?key=####&ts=####&scode=####
s####.j####.cn:443/v2/report
sdk.o####.p####.####.com/api.php?format=####&t=####
statson####.pu####.b####.com/pushlog_special
up####.sdk.jig####.cn/v1/push/sdk/postlist

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.mrecord
/data/data/####/.mrecord (deleted)
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/000001.dbtmp
/data/data/####/000002.dbtmp
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/1d2b904cbeadfb72ed9546111a231c85.0
/data/data/####/1d77ea041509fe06.lock
/data/data/####/21c22f492aba3de8.lock
/data/data/####/874664653
/data/data/####/8ef9c457b3bbb403.lock
/data/data/####/930a31b34bd52c08.lock
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/FeelAppData.db-journal
/data/data/####/FeelTrack.db-journal
/data/data/####/JPushSA_Config.xml
/data/data/####/JPushSA_Config.xml.bak
/data/data/####/JPushSA_Config.xml.bak (deleted)
/data/data/####/MANIFEST-000001
/data/data/####/SGMANAGER_DATA2
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/UTCommon.xml
/data/data/####/ap.Lock
/data/data/####/appPackageNames
/data/data/####/bindcache.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/classes.dex
/data/data/####/classes2.dex
/data/data/####/classes3.dex
/data/data/####/classes4.dex
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.android.user.profile.xml.bak (deleted)
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.zhiyun.feel.push_sync.xml
/data/data/####/com.zhiyun.feel.self_push_sync.xml
/data/data/####/com.zhiyun.feel_preferences.xml
/data/data/####/config.json
/data/data/####/device_id.xml.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/feel_prefs.xml
/data/data/####/feel_prefs.xml (deleted)
/data/data/####/feel_prefs.xml.bak
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/imei.xml
/data/data/####/increment.db-journal
/data/data/####/init.pid
/data/data/####/init_c.pid
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/journal
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_local_notification.db
/data/data/####/jpush_local_notification.db-journal
/data/data/####/jpush_local_notification.db-journal (deleted)
/data/data/####/jpush_local_notification.db-wal
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/jpush_statistics.db
/data/data/####/jpush_statistics.db-journal
/data/data/####/jpush_statistics.db-journal (deleted)
/data/data/####/jpush_statistics.db-shm (deleted)
/data/data/####/jpush_statistics.db-wal
/data/data/####/jpush_statistics.db-wal (deleted)
/data/data/####/jpush_uncaughtexception_file
/data/data/####/libjiagu.so
/data/data/####/libsgmain_1516205438000.dex
/data/data/####/libsgmain_1516205438000.dex.flock (deleted)
/data/data/####/libsgmainso-5.1.81.so
/data/data/####/libsgsecuritybody_1516205438000.dex
/data/data/####/libsgsecuritybody_1516205438000.dex.flock (deleted)
/data/data/####/libsgsecuritybodyso-5.1.25.so
/data/data/####/libwgs2gcj.so
/data/data/####/lock.lock
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/login_log_prefs.xml
/data/data/####/mob_commons_1.xml
/data/data/####/pref.xml
/data/data/####/proc_auxv
/data/data/####/pst.xml
/data/data/####/push.pid
/data/data/####/pushsdk.db-journal
/data/data/####/pushstat_4.6.3.db
/data/data/####/pushstat_4.6.3.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/run.pid
/data/data/####/server.json
/data/data/####/share_sdk_1.xml
/data/data/####/sp.lock
/data/data/####/taskNotification.db
/data/data/####/taskNotification.db-journal
/data/data/####/tdata_Ivn104
/data/data/####/tdata_XYj468
/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_general_config.xml.bak (deleted)
/data/data/####/umeng_it.cache
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/media/####/.cuid
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.pkg_lock
/data/media/####/.push_deviceid
/data/media/####/1641073161296_402.jpg
/data/media/####/6c709c11d2d46a7b
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/Ex.2022.01.02_00-39-31.txt
/data/media/####/app.db
/data/media/####/apps
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.zhiyun.feel.db
/data/media/####/dd7893586a493dc3
/data/media/####/easemob.log
/data/media/####/hid.dat
/data/media/####/journal
/data/media/####/monitor.db
/data/media/####/monitor.db-journal
/data/media/####/sysid.dat
/data/media/####/tdata_Ivn104
/data/media/####/tdata_XYj468
/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

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-PKCS7Padding
RSA-ECB-PKCS1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-NoPadding
RSA-ECB-PKCS1Padding

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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Requests the system alert window permission.

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