Adware.Gexin.8268

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) na61-####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) ada####.m.ta####.com:80
TCP(HTTP/1.1) hk.wagbr####.non####.####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) trial####.oss-cn-####.aliy####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) ope####.m.ta####.com:80
TCP(TLS/1.0) p.pindu####.com:443
TCP(TLS/1.0) mo####.yangk####.com:443
TCP(TLS/1.0) nbsdk-b####.al####.com:443
TCP(TLS/1.0) pinduod####.yangk####.com:443
TCP(TLS/1.0) cdn.yangk####.com.####.com:443
TCP(TLS/1.0) api.3####.com:443
TCP(TLS/1.0) trial####.oss-cn-####.aliy####.com:443
TCP(TLS/1.0) 2####.58.212.142:443
TCP(TLS/1.0) tp.yangk####.com:443
TCP(TLS/1.0) th.yangk####.com:443
TCP(TLS/1.0) wild####.al####.com.####.net:443
TCP c####.g####.ig####.com:5225
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
acs4bai####.m.ta####.com
ad####.m.ta####.com
ada####.m.ta####.com
aexcep####.b####.qq.com
and####.b####.qq.com
api.3####.com
c####.g####.ig####.com
c-h####.g####.com
cdn.yangk####.com
img.al####.com
mo####.yangk####.com
nbsdk-b####.al####.com
p.pindu####.com
pinduod####.yangk####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
th.yangk####.com
tp.yangk####.com
trial####.oss-cn-####.aliy####.com
wb.110.ta####.com
y####.al####.com

HTTP GET requests:

ope####.m.ta####.com/gw-open/mtop.taobao.tbk.sdk.config/1.0/?data=####
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_ynp969
ti####.c####.l####.####.com/config/hz-hzv3.conf
trial####.oss-cn-####.aliy####.com/trialImg/2018/12/16850543516858111.png
trial####.oss-cn-####.aliy####.com/trialImg/2018/12/17278608217169179.jpg

HTTP POST requests:

ada####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=###...
aexcep####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
c-h####.g####.com/api.php?format=####&t=####
hk.wagbr####.non####.####.com/saveWb.json
na61-####.wagbr####.ali####.####.com/api/update.do
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/0a231bd8575dcf72.txt
/data/data/####/1d77ea041509fe06.lock
/data/data/####/21c22f492aba3de8.lock
/data/data/####/8ef9c457b3bbb403.lock
/data/data/####/930a31b34bd52c08.lock
/data/data/####/AlibcLinkPartner.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/MultiDex.lock
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/UTCommon.xml
/data/data/####/aliTradeConfigSP.xml
/data/data/####/ap.Lock
/data/data/####/auth_sdk_device.xml
/data/data/####/bugly_db_legu-journal
/data/data/####/com.yowant.freey.android_preferences.xml
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/f_000001
/data/data/####/f_000002
/data/data/####/f_000003
/data/data/####/f_000004
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libnfix.so
/data/data/####/libsgmainso-5.1.81.so.tmp
/data/data/####/libshella-2.9.0.5.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/lock.lock
/data/data/####/mix.dex
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/sp.lock
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_ynp969
/data/data/####/tdata_ynp969.jar
/data/data/####/timestamp
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/044ca1a2b5080fc9e3db703b631ac3ad89bfa3a713e5a5....0.tmp
/data/media/####/051e6845e3f928b9ef818d6961f4dad08569243fe2e946....0.tmp
/data/media/####/0bdd9ab2f4ac6f283f7f35397a9b90f9540aa6d1a23f14....0.tmp
/data/media/####/12653b28631fb1ede5342d5df95d55e3dd83bb89aa2dcc....0.tmp
/data/media/####/28c2db09750dc467492306dad437d4e4ef808ca98178e3....0.tmp
/data/media/####/36ce8822fd08e84b940c9533df2aea6c4c97b6ab384ded....0.tmp
/data/media/####/3cdfb46f675a3da3da8ef8d374e4ab43c017eca5af49c6....0.tmp
/data/media/####/3f89dcd34f83e56b96c23277c10ef217ccf04cafe16185....0.tmp
/data/media/####/410b3af3dea9e1b72b61b174f3599cb90fe89520974d67....0.tmp
/data/media/####/4c8c51ac2c8ec58c9350e4fa11439528007640e36b0b2e....0.tmp
/data/media/####/4e5727d5844255a5ed8fc1155c5f94a3c1397a72fc808e....0.tmp
/data/media/####/4f3cb4765a7b4fbff6382c6e8f7a7b982503c660779df0....0.tmp
/data/media/####/5ee525d9e732fc0cb692a1329260a035da9efaf27d3e3d....0.tmp
/data/media/####/5eee9760872e29e56765833a6dcd7511e52735d98c56d3....0.tmp
/data/media/####/6004a881a48ff72d845214a1ffb0dcad1f2dd554421205....0.tmp
/data/media/####/6c709c11d2d46a7b
/data/media/####/6dc938fa95d67a845093a0f83a7410e26d9dd9c00dc241....0.tmp
/data/media/####/6ef6736a390491fe07ed62825aa104c03863769eebb077....0.tmp
/data/media/####/70cb1515d1aae5ed758613f29c07bab57da9c48156ced4....0.tmp
/data/media/####/7ddffac48d34d07a78c4434b757b6ce5b00bd1c2c92456....0.tmp
/data/media/####/84d97271d2b7e6dd98dd1ac6018693021f56bd269ba991....0.tmp
/data/media/####/87b2abae34db5c8e70e1baf6e9ad502c1dd85ff535bc6c....0.tmp
/data/media/####/929b5b3308bdfa79f1dd4e4b80373ca977edfd57450645....0.tmp
/data/media/####/96af9a53bb9488951eeac671d9fe8e1980ed6bf090f484....0.tmp
/data/media/####/979fdded5113cfceae2e69e6e92074b8e8736f05f4a276....0.tmp
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/a17ae90e700697d5b16428b809e8da72d2263dfbda0425....0.tmp
/data/media/####/a489460fc6a29c17b0453718fad79894bf4529cfb5ae64....0.tmp
/data/media/####/aa612842d386413c6754e6a4fee5b0bd610184b78558fb....0.tmp
/data/media/####/aabf03a25b11fc96020ce0050c44e3a9b39a3a7eaa0089....0.tmp
/data/media/####/app.db
/data/media/####/ba8c40018d3644e044e7d59c2c0b3751000835a8f22a03....0.tmp
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.yowant.freey.android.bin
/data/media/####/com.yowant.freey.android.db
/data/media/####/d2126b8807248dd0fd5fa40b6876154c8598c60d0d2347....0.tmp
/data/media/####/dd7893586a493dc3
/data/media/####/e33c7c270d10940f96810477bbf6fda3539f9bcc492977....0.tmp
/data/media/####/e98e1309de2e27c94f86382247557e60f9b556d9852c4c....0.tmp
/data/media/####/ea54536a54dc6d8a99bc77c8cf5abdc11263cc692d3dc4....0.tmp
/data/media/####/hid.dat
/data/media/####/journal.tmp
/data/media/####/tdata_bca864
/data/media/####/tdata_ynp969
/data/media/####/test.log

Miscellaneous:

Executes the following 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
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.push.GTPushService 25407 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.9.0.5.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

Loads the following dynamic libraries:

Bugly
getuiext3
libnfix
libshella-2.9.0.5
libufix
nfix
sgmainso-5.1
ufix
ut_c_api

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-GCM-NoPadding

Uses special library to hide executable bytecode.

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.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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