Adware.Gexin.2756

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
UDP(DNS) 1####.114.114.114:53
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) pi####.qq.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) t####.qq.com:443
TCP(HTTP/1.1) 58.2####.6.43:80
TCP(HTTP/1.1) 1####.254.116.117:80
TCP(HTTP/1.1) 60.1####.248.60:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) 1####.185.145.134:80
TCP(HTTP/1.1) reso####.msg.xi####.net:80
TCP(HTTP/1.1) 2####.92.152.5:80
TCP(HTTP/1.1) 2####.92.152.20:80
TCP(TLS/1.0) 66.1####.255.45:443
TCP(TLS/1.0) regi####.xm####.xi####.com:443
TCP c####.g####.ig####.com:5225
TCP c####.g####.ig####.com:5227
TCP 4####.62.94.2:443
TCP 47.74.1####.155:5222
TCP 1####.185.179.57:6666
TCP sdk.o####.t####.####.net:5224
TCP maa####.chinane####.com:6666
TCP c####.g####.ig####.com:5226
TCP t####.qq.com:80
TCP t####.qq.com:443
TCP t####.qq.com:14000

DNS requests:

and####.b####.qq.com
c####.g####.ig####.com
c####.g####.ig####.com
c####.g####.ig####.com
c####.g####.ig####.com
c-h####.g####.com
maa####.chinane####.com
pi####.qq.com
regi####.xm####.xi####.com
reso####.msg.xi####.net
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t####.qq.com

HTTP GET requests:

reso####.msg.xi####.net/gslb/?ver=4.0&type=wap&conpt=dvidpodv >>4>>4>>4...
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

and####.b####.qq.com/rqd/async
c-h####.g####.com/api.php?format=####&t=####
pi####.qq.com/mstat/report/?index=####
t####.qq.com:443/203.205.211.75:443/

Modified file system:

Creates the following files:

/data/data/####/-1120630569-225863295
/data/data/####/-5605657971044170427
/data/data/####/.tpns.service.xml.xml
/data/data/####/.tpns.settings.xml.xml
/data/data/####/.tpns.settings.xml.xml.bak
/data/data/####/.tpush_mta.xml
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/0zefTeOB2rdJ5T_ZnoJj2WssIlA.-1638012022.tmp
/data/data/####/1634632487-1683221978
/data/data/####/1d77ea041509fe06.lock
/data/data/####/21c22f492aba3de8.lock
/data/data/####/2WXs43RAciOhApnpZYXMWfI2yF0.-2089349982.tmp
/data/data/####/4601248761631842734
/data/data/####/5iFhtAk4_3ud6HYtRUmQgdUOhb8.-1962718724.tmp
/data/data/####/8524030111125605478
/data/data/####/85dDu1ZpU5qSa8x9rFHo5HglaVg.-940584704.tmp
/data/data/####/8ef9c457b3bbb403.lock
/data/data/####/930a31b34bd52c08.lock
/data/data/####/9x_HDKlxPAspC5LwsFbTiispOYQ.-1074198031.tmp
/data/data/####/A4hLeQfP1okOmd-KxPy0hjuwh3U.-1932005610.tmp
/data/data/####/AlibcLinkPartner.xml
/data/data/####/Alvin2.xml
/data/data/####/AzCG31BmN73FIQD4XMQEA5wvAQA.-1676328282.tmp
/data/data/####/CVOUUkCwRrJ3eZHFayDmk_NHp_M.-628582549.tmp
/data/data/####/ContextData.xml
/data/data/####/DXpWC2KU3dXPSjZnaR-YR__X8dQ.141440275.tmp
/data/data/####/Dqs30KvtQLePn86_eh6U2jN2vII.585992350.tmp
/data/data/####/FuseOvx77vOG3tGoDSb5Y6THTmE.-817003822.tmp
/data/data/####/Kdl64QjnXK_v5mf6Q0C-vvn4SmI.2019802207.tmp
/data/data/####/MAG51DWWhYMIyP_kojyuCks9cjA.337723312.tmp
/data/data/####/MultiDex.lock
/data/data/####/N2WgtMflponQrV5ZvQoYJSAZsM0.367523347.tmp
/data/data/####/N9y9MLtKu02GHNuWRyVD02jGZ_w.-1824842503.tmp
/data/data/####/QppROp3H0QBmi9Ct-8nLtCIPRNg.1883726457.tmp
/data/data/####/S8_99Cvpl-nT7VrxlBP_vshmjqU.-765956226.tmp
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/SaENW0HY4Cl1GY96ATzIUHXtUPA.-1944190462.tmp
/data/data/####/UTCommon.xml
/data/data/####/XMPushServiceConfig.xml
/data/data/####/YYoTcrTOkBm1jG_oA9AY1N3KNkg.-342347836.tmp
/data/data/####/YlUF_xQ_oALzrn6MCp7wtPcJnCE.-2089221028.tmp
/data/data/####/YzdlvzSx5Nle0wwxymKJ6k11VBY.-1401099167.tmp
/data/data/####/_BouhMb1iukQuq1fr46mLgkxAak.1377809430.tmp
/data/data/####/agVe5TzfyVsTVjbP0fEhDY8Eb_s.823300975.tmp
/data/data/####/aliTradeConfigSP.xml
/data/data/####/ap.Lock
/data/data/####/auth_sdk_device.xml
/data/data/####/bQ0ARa749YBpzCYppvAJvgrcrN4.-478919272.tmp
/data/data/####/btDjl4M5FvUwpc-CljHBM_iDbzw.1866143916.tmp
/data/data/####/bugly_db_legu
/data/data/####/bugly_db_legu-journal
/data/data/####/cWJDWMKs6bUNWi8YbWluMZ2E71E.-2012198603.tmp
/data/data/####/com.tuan800.tao800.userCenter.xml
/data/data/####/com.tuan800.tao800;pushservice
/data/data/####/com.tuan800.tao800SWITCH_SP.xml
/data/data/####/com.tuan800.tao800_homeheader.xml
/data/data/####/com.tuan800.tao800_jump_to_h5_url.xml
/data/data/####/com.tuan800.tao800_npi.xml
/data/data/####/com.tuan800.tao800_order.xml
/data/data/####/com.tuan800.tao800_pintuan.xml
/data/data/####/com.tuan800.tao800_preferences.xml
/data/data/####/com.tuan800.tao800_sign.xml
/data/data/####/com.tuan800.tao800_user_center.xml
/data/data/####/com.tuan800.tao800collected_brand.xml
/data/data/####/com.tuan800.tao800static_file_click_model.xml
/data/data/####/com.tuan800.tao800static_file_exp.xml
/data/data/####/com.tuan800.tao800static_file_mobilelog.xml
/data/data/####/com.tuan800.tao800static_file_model.xml
/data/data/####/com.tuan800.tao800static_file_model.xml.bak (deleted)
/data/data/####/com.tuan800.tao800static_file_outclick.xml
/data/data/####/com.tuan800.tao800static_file_page.xml
/data/data/####/com.tuan800.tao800static_file_pageclick.xml
/data/data/####/com.tuan800.tao800static_file_setkey_value.xml
/data/data/####/com.tuan800.tao800static_file_share.xml
/data/data/####/com.tuan800.tao800static_file_static.xml
/data/data/####/device_id.xml
/data/data/####/dso_deps
/data/data/####/dso_lock
/data/data/####/dso_manifest
/data/data/####/dso_state
/data/data/####/dynamicamapfile.db
/data/data/####/dynamicamapfile.db-journal
/data/data/####/dz0tbWcvwvsSr9dJ8N6YftVECLI.-1584689379.tmp
/data/data/####/eNFRl87144i4HS-Qs5H6weJHKp0.1914664232.tmp
/data/data/####/erO2OZQATPKYfleq_rQwvussFcU.-1078860432.tmp
/data/data/####/event_com.tuan800.tao800.log
/data/data/####/fKdk7aClbm9D0nrOD9oibhF_AWs.-273088336.tmp
/data/data/####/fMOeTG_kfztww0JZOJDNaj1ivsA.992606038.tmp
/data/data/####/geofencing.db
/data/data/####/geofencing.db-journal
/data/data/####/getui_sp.xml
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/izEuM3LrZQnw8ByNcSJrKYxK7zY.1969983711.tmp
/data/data/####/libnfix.so
/data/data/####/libsgmainso-5.1.81.so.tmp
/data/data/####/libsgsecuritybodyso-5.1.25.so.tmp
/data/data/####/libshella-2.9.0.2.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/lock.lock
/data/data/####/lock.tmp
/data/data/####/loctemp.so
/data/data/####/mKEmJ9Q37BFtzKzL-hp02SLq3Ik.36588122.tmp
/data/data/####/matosdk_preference.xml
/data/data/####/mipush.xml
/data/data/####/mipush_account.xml
/data/data/####/mipush_extra.xml
/data/data/####/mipush_region
/data/data/####/mipush_region.lock
/data/data/####/mix.dex
/data/data/####/mix.so
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/nlYYEsedfZDtrkeUazsJm1woL-A.2111936466.tmp
/data/data/####/o1QaiKY_cwUznYrttqDU_9bhBws.-1645987181.tmp
/data/data/####/pQuwvQJxyD4b4Ev4aTJWCzvaauQ.-1309921822.tmp
/data/data/####/pZ6Vr365Wrprpy4C4YsdqGrRhC0.-639238696.tmp
/data/data/####/pref.xml
/data/data/####/push.pid
/data/data/####/pushsdk.db
/data/data/####/pushsdk.db-journal
/data/data/####/qlcVWKwu9fiCCqK0rAsNa1lO2YM.688552334.tmp
/data/data/####/run.pid
/data/data/####/rxrtG9ZSkfI-awFK0_JxE9v_ndA.1957360841.tmp
/data/data/####/security_info
/data/data/####/sp.lock
/data/data/####/sp_sophix.xml
/data/data/####/tao800.db-journal
/data/data/####/timestamp
/data/data/####/tiny_data.data
/data/data/####/tiny_data.lock
/data/data/####/tpush.shareprefs.xml
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/data/####/uzojjomrabCdqsKS0Hg1SY8klSQ.-1893802594.tmp
/data/data/####/vv1LVERvcfNhVbyKnGYFfqdWfqo.178492055.tmp
/data/data/####/w0CQl3FE47CRBL6gEdC7gbnH_C8.373205245.tmp
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/wspx
/data/data/####/x5irQ7Fsmm614pmw6gjN075c-SI.1549706680.tmp
/data/data/####/xWx0cCA-I_iFXihw3ck6_ZSwP2c.-1094569638.tmp
/data/data/####/xg_message.db
/data/data/####/xg_message.db-journal
/data/data/####/y2Ll_RfgsSlMQHcTaSPzbN-IitE.-1377507600.tmp
/data/media/####/.nomedia
/data/media/####/1jr65m4qb6xv4redv1bmluj2c
/data/media/####/1x4v67b3y2gs4501m0yawk0ul
/data/media/####/2320rb52ny9q12cbirq8n0r2g
/data/media/####/2ij4q0f04sb8aboph2vpvxf3s
/data/media/####/42b3goe37jr22dz5cnjxlphhg
/data/media/####/44sue9aleeoulk4i4uwm3rg3z
/data/media/####/5gzmjcoqdnedwc3o1pyax1dky
/data/media/####/636nz9dcje0zuytvdq16puq2n
/data/media/####/6c709c11d2d46a7b
/data/media/####/6rdvkzlpmeyl0zxyn39n8je0o
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/android_044400_tao800.json
/data/media/####/app.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.tuan800.tao800.bin
/data/media/####/com.tuan800.tao800.db
/data/media/####/d6bzkjyt771vpmlpeoh94xk6
/data/media/####/dd7893586a493dc3
/data/media/####/hid.dat

Miscellaneous:

Executes next shell scripts:

/system/bin/sh -c getprop ro.aa.romver
/system/bin/sh -c getprop ro.board.platform
/system/bin/sh -c getprop ro.build.fingerprint
/system/bin/sh -c getprop ro.build.nubia.rom.name
/system/bin/sh -c getprop ro.build.rom.id
/system/bin/sh -c getprop ro.build.tyd.kbstyle_version
/system/bin/sh -c getprop ro.build.version.emui
/system/bin/sh -c getprop ro.build.version.opporom
/system/bin/sh -c getprop ro.gn.gnromvernumber
/system/bin/sh -c getprop ro.lenovo.series
/system/bin/sh -c getprop ro.lewa.version
/system/bin/sh -c getprop ro.meizu.product.model
/system/bin/sh -c getprop ro.miui.ui.version.name
/system/bin/sh -c getprop ro.vivo.os.build.display.id
/system/bin/sh -c type su
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.9.0.2.so
chmod 700 <Package Folder>/tx_shell/libufix.so
getprop ro.aa.romver
getprop ro.board.platform
getprop ro.build.fingerprint
getprop ro.build.nubia.rom.name
getprop ro.build.rom.id
getprop ro.build.tyd.kbstyle_version
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.gn.gnromvernumber
getprop ro.lenovo.series
getprop ro.lewa.version
getprop ro.meizu.product.model
getprop ro.miui.ui.version.name
getprop ro.vivo.os.build.display.id
getprop ro.yunos.version
logcat -d -v threadtime
sh <Package Folder>/lib/libxguardian.so <Package>,2100252513;<Package>,2100252513; 55908 203.205.128.130 [{ idx :0, ts :%d, et :2000, si :0, ui : <IMEI> , ky : Axg%lu , mid : af5acd41d55f05d922fd3c92f0bc373e296739d3 , ev :{ ov : 18 , sr : 600*752 , md : <System Property> , lg : en , sv : 3.12 , mf : unknown , apn : %s }}] 0 18

Loads the following dynamic libraries:

Bugly
com.maa
getuiext2
libgifimage
libimagepipeline
libnfix
libshella-2.9.0.2
libufix
nfix
pl_droidsonroids_gif
sgmainso-5.1
sgsecuritybodyso-5.1
sqlcipher
tpnsSecurity
ufix
ut_c_api

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CFB8-NoPadding
AES-GCM-NoPadding
RSA-ECB-PKCS1PADDING
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CFB8-NoPadding
AES-GCM-NoPadding
DES-ECB-PKCS5Padding

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about APN settings.

Gains access to information about installed applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

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