Adware.Gexin.17178

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) q####.c####.l####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) cn-hang####.oss####.aliyun####.com:80
TCP(HTTP/1.1) api.c####.link####.cn:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(TLS/1.0) fp.fraudme####.cn:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) res####.a####.com:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.ig####.com:5226

DNS requests:

7j####.c####.z0.####.com
and####.b####.qq.com
api.c####.link####.cn
c-h####.g####.com
cm-1####.ig####.com
cn-hang####.oss####.aliyun####.com
fp.fraudme####.cn
inter####.mifaqia####.com
l####.tbs.qq.com
log.u####.com
mt####.go####.com
pub-####.qin####.com
res####.a####.com
s####.u####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

api.c####.link####.cn/info/verfiy_api_id?api_id=####&api_secret=####
cn-hang####.oss####.aliyun####.com/amap-api/comm/upload/CoordinateSoEnhe...
q####.c####.l####.####.com/config/hz-hzv6.conf
q####.c####.l####.####.com/tdata_EDT369
q####.c####.l####.####.com/tdata_Soq141
q####.c####.l####.####.com/tdata_eTB810
q####.c####.l####.####.com/tdata_ris804
q####.c####.l####.####.com/tdata_tQZ349

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/1565753216332.log
/data/data/####/1d2b904cbeadfb72ed9546111a231c85.0
/data/data/####/_nohttp_cookies_db.db
/data/data/####/_nohttp_cookies_db.db-journal
/data/data/####/bugly_db_-journal
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/disk_entries_list_image_cache_318600855.xml
/data/data/####/ffc4c8886876
/data/data/####/fm_shared.xml
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/k.store
/data/data/####/libjiagu.so
/data/data/####/libwgs2gcj.so
/data/data/####/local_crash_lock
/data/data/####/loctemp.so
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/native_record_lock
/data/data/####/pref.xml
/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/####/security_info
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/td_fm.jar
/data/data/####/tdata_Soq141
/data/data/####/tdata_Soq141.jar
/data/data/####/tdata_eTB810
/data/data/####/tdata_eTB810.jar
/data/data/####/tdata_ris804
/data/data/####/tdata_ris804.jar
/data/data/####/tdata_tQZ349
/data/data/####/tdata_tQZ349.jar
/data/data/####/umeng_socialize.xml
/data/media/####/1565753215764.db
/data/media/####/1565753217251.db
/data/media/####/alsn20170807.db
/data/media/####/alsn20170807.db-journal
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.tdd.borrowmoney.bin
/data/media/####/com.tdd.borrowmoney.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/tdata_Soq141
/data/media/####/tdata_eTB810
/data/media/####/tdata_ris804
/data/media/####/tdata_tQZ349
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
/system/bin/sh -c getprop
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.push.PushBaseService 24946 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop
getprop net.dns1
getprop ro.product.cpu.abi
ls -l /system/xbin/su
mount
sh

Loads the following dynamic libraries:

Bugly
getuiext2
libjiagu
tongdun

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
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.

Gets information about running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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