Adware.Gexin.11504

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) c-h####.g####.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) o####.map.b####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) et2-na6####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) loc.map.b####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) do####.l####.com:443
TCP(TLS/1.0) api.growi####.com:443
TCP(TLS/1.0) t####.growi####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5227

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
api.growi####.com
api.map.b####.com
c####.g####.ig####.com
c-h####.g####.com
do####.l####.com
l####.tbs.qq.com
loc.map.b####.com
log.u####.com
o####.map.b####.com
pub-####.qin####.com
s####.u####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t####.growi####.com

HTTP GET requests:

et2-na6####.wagbr####.ali####.####.com/bar/get/53ce09f056240ba3b402a586/...
qin####.com.www.####.com/tdata_EDT369
t####.c####.q####.####.com/tdata_Rnl693
t####.c####.q####.####.com/tdata_Soq141
t####.c####.q####.####.com/tdata_fEV688
t####.c####.q####.####.com/tdata_siA393
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

a####.u####.com/app_logs
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
loc.map.b####.com/sdk.php
o####.map.b####.com/offline_loc
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/####/.jg.ic
/data/data/####/0b3698f5d6e9
/data/data/####/1554230611633.log
/data/data/####/MultiDex.lock
/data/data/####/SP_AROUTER_CACHE.xml
/data/data/####/UpdateDownloadService.xml
/data/data/####/authStatus_com.eunke.burro_cargo.xml
/data/data/####/authStatus_com.eunke.burro_cargo;remote.xml
/data/data/####/cargo-db-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.eunke.burro_cargo_preferences.xml
/data/data/####/core_info
/data/data/####/device_id.xml.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/firll.dat
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/growing.db
/data/data/####/growing.db-journal
/data/data/####/growing_profile.xml
/data/data/####/growing_server_pref.xml
/data/data/####/growingio_diagnose.xml
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/multidex.version.xml
/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/####/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/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_Rnl693
/data/data/####/tdata_Rnl693.jar
/data/data/####/tdata_Soq141
/data/data/####/tdata_Soq141.jar
/data/data/####/tdata_fEV688
/data/data/####/tdata_fEV688.jar
/data/data/####/tdata_siA393
/data/data/####/tdata_siA393.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/app.db
/data/media/####/com.eunke.burro_cargo.bin
/data/media/####/com.eunke.burro_cargo.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/conlts.dat
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/tdata_Rnl693
/data/media/####/tdata_Soq141
/data/media/####/tdata_fEV688
/data/media/####/tdata_siA393
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/com.eunke.framework.service.PushService 25120 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop ro.miui.ui.version.name
getprop ro.product.cpu.abi
mount
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.eunke.framework.service.PushService 25120 300 0

Loads the following dynamic libraries:

BaiduMapSDK_base_v4_3_2
getuiext2
hyphenate
hyphenate_av
hyphenate_av_recorder
libjiagu
locSDK7a
sqlite

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Gets information about sent/received SMS.

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