Adware.Gexin.19266

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) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) sf3-ttc####.ps####.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) o####.jd.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) 2####.77.129.185:80
TCP(HTTP/1.1) cdn.yueta####.com:80
TCP(HTTP/1.1) app.yueta####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) ada####.m.ta####.com:443
TCP(TLS/1.0) sf1-ttc####.ps####.com:443
TCP(TLS/1.0) d####.k.jd.com:443
TCP(TLS/1.0) sf3-ttc####.ps####.com:443
TCP(TLS/1.0) user####.al####.com:443
TCP(TLS/1.0) 2####.77.129.238:443
TCP(TLS/1.0) baichua####.al####.com:443
TCP(TLS/1.0) sf6-ttc####.ps####.com.####.com:443
TCP(TLS/1.0) sh.wagbr####.ta####.com:443
TCP(TLS/1.0) www.j####.com:443
TCP(TLS/1.0) secgw-n####.wagbr####.ali####.####.com:443
TCP(TLS/1.2) d####.k.jd.com:443
TCP cm-1####.ig####.com:5227
TCP sdk.o####.t####.####.com:5224
UDP 1####.168.113.1:137

DNS requests:

7j####.c####.z0.####.com
ada####.ut.ta####.com
adas####.ut.ta####.com
app.yueta####.com
baichua####.al####.com
c-h####.g####.com
cdn-sdk####.g####.com
cdn.yueta####.com
cm-1####.ig####.com
d####.k.jd.com
dgst####.jd.com
is.sn####.com
ke####.jd.com
log.sn####.com
log.u####.com
norma-e####.m####.com
o####.jd.com
plb####.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
sf1-ttc####.ps####.com
sf3-ttc####.ps####.com
sf6-ttc####.ps####.com
u####.u####.com
user####.al####.com
y####.al####.org

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_cpZ817
cdn-sdk####.g####.com.####.com/tdata_jbc429
cdn.yueta####.com/ctaobao/file/image/201912/20191231101058.png
cdn.yueta####.com/ctaobao/file/photo/lajiang582.jpg
norma-e####.m####.com/android/exchange/getpublickey.do
q####.c####.l####.####.com/config/hz-hzv6.conf
q####.c####.l####.####.com/tdata_RTc910
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

2####.77.129.185/upload
app.yueta####.com/ctaobao/api/shareTask/appSignIn
app.yueta####.com/ctaobao/api/shareTask/appTaoJingBangList
app.yueta####.com/ctaobao/challenge/appShowJinbi
app.yueta####.com/ctaobao/sys/appLoginAdvertising
app.yueta####.com/ctaobao/user/appUserStat
c-h####.g####.com/api.php?format=####&t=####
norma-e####.m####.com/push/android/external/add.do
sdk-ope####.g####.com/api.php?format=####&t=####
sf3-ttc####.ps####.com/service/2/app_log_exception/?openudid=####&versio...

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/1021689741840853517
/data/data/####/1577911791439
/data/data/####/1577911794235
/data/data/####/A3AEECD8.dex
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/JX0WDG83P1ZN.txt85a
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/SG_INNER_DATA
/data/data/####/UTCommon.xml
/data/data/####/ad_img.jpg
/data/data/####/ap.Lock
/data/data/####/auth_sdk_device.xml
/data/data/####/auth_shared.xml
/data/data/####/avmp_315435600.pkgInfo
/data/data/####/avmp_315435600.pkgInfo.tmp
/data/data/####/bc_config
/data/data/####/com.beweyk.ctaobao_preferences.xml
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.2.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTc3OTExNzgyNjgy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTc3OTExNzkwOTA1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTc3OTExNzkzOTUz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTc3OTExODYxNTA1;
/data/data/####/dW1weF9zaGFyZV8xNTc3OTExNzg4MjE5;
/data/data/####/dc7affc0027eb7c021
/data/data/####/dc7ef7d6047af79e23
/data/data/####/dc7f7fde243bff9eab
/data/data/####/dc7ffdbdc27f37a7e0
/data/data/####/dc7ffec0027ffebde0
/data/data/####/dc841cfdc3ff0edde6
/data/data/####/dca2e0d104f27553ac
/data/data/####/dcc59fe002821fede0
/data/data/####/dcd39fd8cbf01f5278
/data/data/####/deviceid_prefs.xml
/data/data/####/downloader.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/geofencing.db
/data/data/####/geofencing.db-journal
/data/data/####/getui_sp.xml
/data/data/####/i==1.2.0&&2.0.8_1577911782763_envelope.log
/data/data/####/i==1.2.0&&2.0.8_1577911791009_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/kepler_public.xml
/data/data/####/libjiagu-91133361.so
/data/data/####/libsgavmpso-5.4.36.so.tmp.2946
/data/data/####/libsgavmpso-5.4.36.so.tmp.6066
/data/data/####/libsgmainso-5.4.171.so.tmp.2138
/data/data/####/libsgmainso-5.4.171.so.tmp.2323
/data/data/####/libsgsecuritybodyso-5.4.99.so.tmp.2138
/data/data/####/libsgsecuritybodyso-5.4.99.so.tmp.2323
/data/data/####/libsgsgmiddletierso-5.4.7.so.tmp.2955
/data/data/####/libsgsgmiddletierso-5.4.7.so.tmp.6066
/data/data/####/lock.lock
/data/data/####/main_315435600.pkgInfo
/data/data/####/main_315435600.pkgInfo.tmp
/data/data/####/mipush_extra.xml
/data/data/####/mipush_region
/data/data/####/mipush_region.lock
/data/data/####/mz_push_preference.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/run.pid
/data/data/####/securitybody_315435600.pkgInfo
/data/data/####/securitybody_315435600.pkgInfo.tmp
/data/data/####/settings.xml
/data/data/####/sgFile.lock
/data/data/####/sgmiddletier_315435600.pkgInfo
/data/data/####/sgmiddletier_315435600.pkgInfo.tmp
/data/data/####/share.db-journal
/data/data/####/smart_link_sp.xml
/data/data/####/smart_link_sp.xml.bak
/data/data/####/sp.lock
/data/data/####/sp_push_time.xml
/data/data/####/tdata_cpZ817
/data/data/####/tdata_cpZ817.jar
/data/data/####/tdata_jbc429
/data/data/####/tdata_jbc429.jar
/data/data/####/timestamp
/data/data/####/tt_materialMeta.xml
/data/data/####/tt_sdk_settings.xml
/data/data/####/ttopenadsdk.xml
/data/data/####/ttopensdk.db-journal
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/data/####/update.xml
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/xUtils_http_cookie.db
/data/data/####/xUtils_http_cookie.db-journal
/data/data/####/xUtils_http_cookie.db-shm (deleted)
/data/data/####/xUtils_http_cookie.db-wal
/data/data/####/yuetaobuy_db
/data/data/####/yuetaobuy_db-journal
/data/data/####/yuetaobuy_db-shm (deleted)
/data/data/####/yuetaobuy_db-wal
/data/media/####/.0
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.lock
/data/media/####/.nomedia
/data/media/####/.umm.dat
/data/media/####/0d5346a81701c18ac917d2f151837a95.tmp
/data/media/####/0d5346a81701c18ac917d2f151837a95.tmp (deleted)
/data/media/####/18d2ed21a6e7170c48de5438de9b9d8e
/data/media/####/2020-01-01.log.txt
/data/media/####/521000034.tmp
/data/media/####/@gs_1241_com.beweyk.ctaobao_
/data/media/####/@gs_1241_com.beweyk.ctaobao_.lock
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/a3dd56ef78e0ce5aea65cdbb36b08a4f.tmp
/data/media/####/app.db
/data/media/####/com.beweyk.ctaobao.bin
/data/media/####/com.beweyk.ctaobao.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/d41d8cd98f00b204e9800998ecf8427e
/data/media/####/dfe55732e3ae9e6e6f3a4348457e1ba7
/data/media/####/hid.dat.new
/data/media/####/sysid.dat
/data/media/####/tdata_cpZ817
/data/media/####/tdata_jbc429
/data/media/####/temp_pkg_info.json
/data/media/####/test.log
/data/media/####/tt_crash_count.properties

Miscellaneous:

Executes the following shell scripts:

/data/user/0/<Package>/files/dc7ffdbdc27f37a7e0
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
<Package Folder>/files/dc7affc0027eb7c021
<Package Folder>/files/dc7ef7d6047af79e23
<Package Folder>/files/dc7f7fde243bff9eab
<Package Folder>/files/dc7ffec0027ffebde0
<Package Folder>/files/dc841cfdc3ff0edde6
<Package Folder>/files/dca2e0d104f27553ac
<Package Folder>/files/dcc59fe002821fede0
<Package Folder>/files/dcd39fd8cbf01f5278
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.tools.DemoPushService 24787 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.letv.release.version
getprop ro.miui.ui.version.name
getprop ro.smartisan.version
getprop ro.vivo.os.build.display.id
getprop ro.vivo.os.version
ls /sys/class/thermal
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.tools.DemoPushService 24787 300 0

Loads the following dynamic libraries:

A3AEECD8
getuiext2
libjiagu-91133361
nms
sgavmpso-5.4
sgmainso-5.4
sgsecuritybodyso-5.4
sgsgmiddletierso-5.4
ut_c_api

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

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.

Gets information about running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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