Adware.Gexin.22571

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) c####.g####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8011
TCP(HTTP/1.1) sdk.o####.amp.####.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8012
TCP(HTTP/1.1) b####.g####.com:80
TCP(HTTP/1.1) a####.u####.com.####.com:80
TCP(TLS/1.0) p####.5####.com.####.com:443
TCP(TLS/1.0) api.j####.com.####.com:443
TCP(TLS/1.0) report####.58.com:443
TCP(TLS/1.0) 2####.58.208.110:443
TCP(TLS/1.0) 1####.250.179.138:443
TCP(TLS/1.0) richma####.j####.com:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) 2####.58.214.10:443
TCP(TLS/1.2) 1####.250.179.170:443
TCP(TLS/1.2) 2####.58.214.10:443
TCP(TLS/1.2) 1####.250.179.174:443
TCP(TLS/1.2) 1####.217.168.195:443
TCP(TLS/1.2) 1####.250.179.138:443
TCP sdk.o####.t####.####.com:5224
TCP richma####.j####.com:443
TCP cm-1####.g####.com:5226

DNS requests:

4####.58.com
a####.b####.qq.com
a####.u####.com
aexcep####.b####.qq.com
and####.b####.qq.com
android####.go####.com
api.j####.com
api.map.b####.com
b####.g####.com
c####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
instant####.google####.com
j1.5####.com.cn
j2.5####.com.cn
l####.58.com
m.j####.com
p####.5####.com.cn
p####.5####.com.cn
p####.5####.com.cn
p####.5####.com.cn
report####.58.com
richma####.j####.com
sdk.c####.g####.com
sdk.o####.amp.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
vi####.j####.com

HTTP GET requests:

api.j####.com.####.com:443/api/config/hotfix/1/5.9.4/2/?osver=####
api.j####.com.####.com:443/vip/check?imei=####&userid=####
api.j####.com.####.com:443/vip/imeicheck?imei=####&userid=####
report####.58.com:443/baoxian/date/
richma####.j####.com:443/api/ad/home/v2?packagename=####&osv=####&lon=##...
sdk.o####.amp.####.com/api.htm?format=####&t=####

HTTP POST requests:

a####.b####.qq.com:8011/rqd/async?aid=####
a####.b####.qq.com:8012/rqd/async?aid=####
a####.u####.com.####.com/app_logs
and####.b####.qq.com/rqd/async?aid=####
api.j####.com.####.com:443/vip/course/synch
api.map.b####.com:443/sdkcs/verify
b####.g####.com/api.php?format=####&t=####
c####.g####.com/api.php?format=####&t=####
report####.58.com:443/get_deviceid
report####.58.com:443/v1/blood
report####.58.com:443/v1/coke

File system changes:

Creates the following files:

/data/data/####/-1077100814302649197
/data/data/####/-1226205669302649197
/data/data/####/-1878967553-1471121531
/data/data/####/-2068142297-1746000248
/data/data/####/-850196583302649197
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.old_file_converted
/data/data/####/08404a2cec74e717_0
/data/data/####/1004
/data/data/####/1419075204-613584029
/data/data/####/1480899311302649197
/data/data/####/1710667238-36872461
/data/data/####/1912683478302649197
/data/data/####/1a3856b36aff00cc_0
/data/data/####/1c029427cc7c4b6d_0
/data/data/####/2cfc15b8e424e42a_0
/data/data/####/323d89b3890955ae_0
/data/data/####/33cbe6ad8722f165_0
/data/data/####/3404bc48cf0f96b3_0
/data/data/####/36cd3ef6e65cd7c9_0
/data/data/####/413484de746f639b_0
/data/data/####/4ab6cfa7f4ddeee0_0
/data/data/####/4ca497c96bb46403_0
/data/data/####/598697777302649197
/data/data/####/7565533591d7a32d_0
/data/data/####/77178a0d22f243ad_0
/data/data/####/7dcde0d4077d7811_0
/data/data/####/91c2277b5a835850_0
/data/data/####/9506373c80a6183d_0
/data/data/####/9d9f322db03fd266_0
/data/data/####/9d9f322db03fd266_1
/data/data/####/9ec7f35ecab392cf_0
/data/data/####/Cookies-journal
/data/data/####/WMDALITE.xml
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/aba18fdc934cc758_0
/data/data/####/aba18fdc934cc758_1
/data/data/####/authStatus_com.jxedt.xml
/data/data/####/authStatus_com.jxedt;remote.xml
/data/data/####/b03845ff1288b964_0
/data/data/####/bugly_db_-journal
/data/data/####/c9d69a53dc251337_0
/data/data/####/cbfca1279a940966_0
/data/data/####/cbfca1279a940966_1
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/classes3.dex
/data/data/####/com.jxedt_preferences.xml
/data/data/####/crashrecord.xml
/data/data/####/d562d44e6a1b5060_0
/data/data/####/db_info.xml
/data/data/####/dd49f94f2b07e75a_0
/data/data/####/disk_entries_list_image_cache_532672399.xml
/data/data/####/e0d37f85b6fb01fd_0
/data/data/####/eb045a5332ef4153_0
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f29fbc78b77aab95_0
/data/data/####/f3c70733b14efe7f_0
/data/data/####/fd3c614a5d89250f_0
/data/data/####/filedownloader.db-journal
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/getui_sp.xml
/data/data/####/gtc.db-journal
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/index
/data/data/####/init_c1.pid
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/jxedt_user_11.db
/data/data/####/jxedt_user_11.db (deleted)
/data/data/####/jxedt_user_11.db-journal
/data/data/####/lego_shared_name.xml
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/log.db-journal (deleted)
/data/data/####/mac.xml
/data/data/####/marking.txt
/data/data/####/marking.zip
/data/data/####/metrics_guid
/data/data/####/openclient.txt
/data/data/####/openclient.zip
/data/data/####/proc_auxv
/data/data/####/pushsdk.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/security_info
/data/data/####/the-real-index
/data/data/####/tmpd8.db-journal
/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/####/universal_info.db-journal (deleted)
/data/data/####/user_info.xml
/data/data/####/user_info.xml.bak
/data/data/####/wmdalite
/data/data/####/wmdalite-journal
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/com.jxedt_.db
/data/media/####/com.tencent.mobileqq_connectSdk.22.02.09.13.log
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c type su
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so
getprop
logcat -d -v threadtime

Uses the following algorithms to encrypt data:

AES
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
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.).

Displays its own windows over windows of other apps.

Requests the system alert window permission.

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