Adware.Gexin.18561

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) sdk-ope####.g####.com:80
TCP(HTTP/1.1) xinsuda####.mifeng####.cn:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) et2-na6####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) k####.eas####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) av1.x####.com:443
TCP(TLS/1.0) o####.map.b####.com:443
TCP(TLS/1.0) c####.x####.com:443
TCP(TLS/1.0) adt.x####.com:443
TCP(TLS/1.0) loc.map.b####.com:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.ig####.com:5226
TCP cm-1####.ig####.com:5225

DNS requests:

7j####.c####.z0.####.com
adt.x####.com
and####.b####.qq.com
api.map.b####.com
av1.x####.com
c####.x####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.ig####.com
cm-1####.ig####.com
f####.mifeng####.cn
i.t####.com
k####.eas####.com
loc.map.b####.com
log.u####.com
o####.map.b####.com
pub-####.qin####.com
s####.u####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t.eas####.com
wechat_####.mifeng####.cn
xinsuda####.mifeng####.cn

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_Tno889
et2-na6####.wagbr####.ali####.####.com/bar/get/579c642ce0f55aeeb1001ebc/...
k####.eas####.com/v1/visitors/tenants/20888?sdkVersion=####&appKey=####&...
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
sdk.o####.p####.####.com/api/addr.htm
xinsuda####.mifeng####.cn/Adv/getVipAdv?code=####&uid=####&app_union_nam...
xinsuda####.mifeng####.cn/JsFill/urlList?uid=####&app_union_name=####&to...

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
k####.eas####.com/import
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####
xinsuda####.mifeng####.cn/Additional/getCustomerPhone
xinsuda####.mifeng####.cn/Bank/getcity
xinsuda####.mifeng####.cn/Config/getAppList

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/1573082729423_3034
/data/data/####/1573082729557_3034
/data/data/####/1573082729624_3034
/data/data/####/1573082729768_3034
/data/data/####/1573082730537_3034
/data/data/####/1573082730559_3034
/data/data/####/1573082731809_3034
/data/data/####/1573082732304.log
/data/data/####/1573082732725_3131
/data/data/####/1573082732739_3055
/data/data/####/1573082732796_3131
/data/data/####/1573082732830_3131
/data/data/####/1573082732877_3131
/data/data/####/1573082732881_3055
/data/data/####/1573082732909_3055
/data/data/####/1573082733087_3055
/data/data/####/1573082733103_3055
/data/data/####/1573082735273_3055
/data/data/####/1573082735867_3312
/data/data/####/1573082735869_3312
/data/data/####/1573082736463_3312
/data/data/####/MultiDex.lock
/data/data/####/TDCloudSettingsConfig760939ED7FCE4502BDF34E7B60E94D14.xml
/data/data/####/TD_app_pefercen_profile.xml
/data/data/####/TDpref_longtime.xml
/data/data/####/TDpref_longtime0.xml
/data/data/####/TDpref_longtime1.xml
/data/data/####/TDpref_shorttime.xml
/data/data/####/TDpref_shorttime0.xml
/data/data/####/TDpref_shorttime1.xml
/data/data/####/XinSuDai.db
/data/data/####/XinSuDai.db-journal
/data/data/####/a54fe6de01af
/data/data/####/analytics-android-cn.mifengkong.huaxiaapp.xml
/data/data/####/authStatus_cn.mifengkong.huaxiaapp;remote.xml
/data/data/####/bugly_db_-journal
/data/data/####/city.txt
/data/data/####/cn.mifengkong.huaxiaapp.tmp
/data/data/####/cn.mifengkong.huaxiaapp_preferences.xml
/data/data/####/cn.mifengkong.jianrong.tab.xml
/data/data/####/crashrecord.xml
/data/data/####/device_id.xml.xml
/data/data/####/firll.dat
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/httpclient-req-975432114.cache
/data/data/####/httpclient-req-975432114.cache (deleted)
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/kefuinfo.xml
/data/data/####/libcuid.so
/data/data/####/libjiagu2046592501.so
/data/data/####/local_crash_lock
/data/data/####/multidex.version.xml
/data/data/####/not_clear_sp.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/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/share_name.xml
/data/data/####/tdata_Tno889
/data/data/####/tdata_Tno889.jar
/data/data/####/tdid.xml
/data/data/####/umeng_socialize.xml
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/.tcookieid
/data/media/####/app.db
/data/media/####/cn.mifengkong.huaxiaapp.bin
/data/media/####/cn.mifengkong.huaxiaapp.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/conlts.dat
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/tdata_Tno889
/data/media/####/yoh.dat
/data/media/####/yol.dat
/data/media/####/yom.dat

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
/system/bin/sh -c getprop
/system/bin/sh -c type su
cat /sys/class/net/wlan0/address
getprop
mount
sh

Loads the following dynamic libraries:

Bugly
free-reflection
getuiext2
hyphenate
hyphenate_av
hyphenate_av_recorder
libjiagu2046592501
locSDK7b
sqlite

Uses the following algorithms to encrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CFB-NoPadding
AES-GCM-NoPadding
DES-CBC-PKCS5Padding
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
DES-CBC-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.

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