Adware.Gexin.20162

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) s####.e.qq.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) sf3-ttc####.ps####.com:80
TCP(HTTP/1.1) cdn.yueta####.com:80
TCP(HTTP/1.1) app.yueta####.com:80
TCP(HTTP/1.1) tinychi####.q####.com.####.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) sf1-ttc####.ps####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) luna-im####.qq.com.####.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) 1####.177.96.95:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) ke####.jd.com:443
TCP(TLS/1.0) ada####.m.ta####.com:443
TCP(TLS/1.0) safebro####.google####.com:443
TCP(TLS/1.0) user####.al####.com:443
TCP(TLS/1.0) sf3-ttc####.ps####.com:443
TCP(TLS/1.0) dig.b####.net:443
TCP(TLS/1.0) d####.k.jd.com:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) bds.sn####.com:443
TCP(TLS/1.0) h-adash####.ut.ta####.com:443
TCP(TLS/1.0) baichua####.al####.com:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.0) img.al####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) secgw-n####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.2) 1####.177.126.102:443
TCP(TLS/1.2) 1####.177.96.95:443
TCP(TLS/1.2) 1####.177.126.94:443
TCP cm-1####.g####.com:5226
UDP 1####.0.22.1:137
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
ada####.ut.ta####.com
adas####.ut.ta####.com
and####.google####.com
app.yueta####.com
baichua####.al####.com
bds.sn####.com
c-h####.g####.com
cdn-sdk####.g####.com
cdn.yueta####.com
cm-1####.g####.com
d####.k.jd.com
dig.b####.net
ex####.sn####.com
img.al####.com
imgc####.qq.com
instant####.google####.com
is.sn####.com
ke####.jd.com
log.sn####.com
log.u####.com
m####.go####.com
md####.google####.com
norma-e####.m####.com
o####.jd.com
p####.google####.com
s####.e.qq.com
s####.sn####.com
safebro####.google####.com
sdk-ope####.g####.com
sdk.c####.g####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sf1-ttc####.ps####.com
sf3-ttc####.ps####.com
to####.ctobsn####.com
u####.u####.com
user####.al####.com
y####.al####.org

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_EDB102
cdn-sdk####.g####.com.####.com/tdata_cpZ817
cdn-sdk####.g####.com.####.com/tdata_lbt428
cdn-sdk####.g####.com.####.com/tdata_ycm942
cdn.yueta####.com/ctaobao/file/image/201902/20190225120020.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120028.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120039.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120100.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120109.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120117.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120126.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120138.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120147.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120159.png
cdn.yueta####.com/ctaobao/file/image/201902/20190225120218.png
cdn.yueta####.com/ctaobao/file/image/201903/20190305153152.png
cdn.yueta####.com/ctaobao/file/image/201903/20190305153208.png
cdn.yueta####.com/ctaobao/file/image/201903/20190305153217.png
cdn.yueta####.com/ctaobao/file/image/201903/20190305153224.png
luna-im####.qq.com.####.com/qzone/biz/gdt/mod/android/AndroidAllInOne/pr...
norma-e####.m####.com/android/exchange/getpublickey.do
sdk.o####.p####.####.com/api/addr.htm
sf1-ttc####.ps####.com/img/web.business.image/202003215d0dcf7ba5f4e9844e...
ti####.c####.l####.####.com/tdata_RTc910
tinychi####.q####.com.####.com/config/hzv9.conf

HTTP POST requests:

app.yueta####.com/ctaobao/api/earnOrder/appEarnHongBaoDepositInit
app.yueta####.com/ctaobao/api/notice/noticeNum
app.yueta####.com/ctaobao/api/shareTask/firstCopy
app.yueta####.com/ctaobao/api/shop/appShop
app.yueta####.com/ctaobao/brank/appBrankList
app.yueta####.com/ctaobao/challenge/appShowJinbi
app.yueta####.com/ctaobao/mainAdv/appGetMainAdvList
app.yueta####.com/ctaobao/shop/appSearch
app.yueta####.com/ctaobao/shopType/appShopType
app.yueta####.com/ctaobao/snatch/appUserSnatchNum
app.yueta####.com/ctaobao/sys/appLoginAdvertising
app.yueta####.com/ctaobao/sys/appshengqianImg
app.yueta####.com/ctaobao/user/appUserStat
c-h####.g####.com/api.php?format=####&t=####
norma-e####.m####.com/push/android/external/add.do
o####.jd.com/upload
s####.e.qq.com/activate
sdk-ope####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####
sf3-ttc####.ps####.com/service/2/app_log_exception/?os_api=####&device_p...

File system changes:

Creates the following files:

/data/data/####/-1127729055-1266689676
/data/data/####/.bak
/data/data/####/.cl
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.jg.ri
/data/data/####/.jg.store.report_cf
/data/data/####/.old_file_converted
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/1021689741840853517
/data/data/####/143970178-1509997924
/data/data/####/1587916610722
/data/data/####/4084.yaqcookie
/data/data/####/830f679fbb4f
/data/data/####/932226597
/data/data/####/969167437
/data/data/####/A3AEECD8.dex
/data/data/####/A3AEECD8.dex.flock (deleted)
/data/data/####/Alvin2.xml
/data/data/####/BuglySdkInfos.xml
/data/data/####/ContextData.xml
/data/data/####/Cookies-journal
/data/data/####/JX0WDG83P1ZN.txtc34
/data/data/####/SGMANAGER_DATA2
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/SG_INNER_DATA
/data/data/####/UTCommon.xml
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/ap.Lock
/data/data/####/app_crash_copy.xml
/data/data/####/auth_sdk_device.xml
/data/data/####/auth_shared.xml
/data/data/####/auth_shared.xml.bak
/data/data/####/avmp_312757200.pkgInfo
/data/data/####/avmp_312757200.pkgInfo.tmp
/data/data/####/b747071cd88f47624c67b315cc8e2a9d
/data/data/####/b747071cd88f47624c67b315cc8e2a9d.tmp
/data/data/####/bc_config
/data/data/####/bd_embed_tea_agent.db-journal
/data/data/####/bytedance_downloader.db-journal
/data/data/####/cid
/data/data/####/classes.dex
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.dex;classes3.dex
/data/data/####/classes.dex;classes4.dex
/data/data/####/com.beweyk.ctaobao_preferences.xml
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.2.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTg3OTE2NTk1MDg3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTg3OTE2NjIxNTMw;
/data/data/####/dW1weF9zaGFyZV8xNTg3OTE2NjA0NzM3;
/data/data/####/dW1weF9zaGFyZV8xNTg3OTE2NjAyMTc0;
/data/data/####/dc6e1ccae12d2574cc
/data/data/####/dc83a0c0c338794589
/data/data/####/dcbb4b3802bfc39611
/data/data/####/dcc9fbb879cafb1a2e
/data/data/####/dccb73aa35cf516392
/data/data/####/dccbb7c42fdfdfdd63
/data/data/####/dccbfdd5b6ef53c015
/data/data/####/dcd8ed4235dcd93d90
/data/data/####/dcd913d88eef9b403d
/data/data/####/dcdeed95c5ecdb9617
/data/data/####/dce5e91fbfeffb5621
/data/data/####/dcedef4270d5fa2553
/data/data/####/dcefe998ccdff9783b
/data/data/####/dcf5fc3c0cf80172ed
/data/data/####/dcf751a002fbf3f7e0
/data/data/####/dcfb7bb8bbdbff627c
/data/data/####/devCloudSetting.cfg
/data/data/####/devCloudSetting.sig
/data/data/####/deviceid_prefs.xml
/data/data/####/embed_applog_stats.xml
/data/data/####/embed_last_sp_session.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f4c3cf3cc24f95dd949997db31d893eadfdbd422e41f779....0.tmp
/data/data/####/filedownloader.db-journal
/data/data/####/gdt_config.cfg
/data/data/####/gdt_plugin.dex
/data/data/####/gdt_plugin.dex.flock (deleted)
/data/data/####/gdt_plugin.jar
/data/data/####/gdt_plugin.jar.sig
/data/data/####/gdt_plugin.next.sig
/data/data/####/gdt_plugin.tmp
/data/data/####/gdt_suid
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/i==1.2.0&&2.1.2_1587916595387_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/libjiagu.so
/data/data/####/libsgavmpso-5.4.36.so.tmp.3124
/data/data/####/libsgavmpso-5.4.36.so.tmp.3299
/data/data/####/libsgavmpso-5.4.36.so.tmp.4084
/data/data/####/libsgmainso-5.4.171.so.tmp.3124
/data/data/####/libsgmainso-5.4.171.so.tmp.3299
/data/data/####/libsgsecuritybodyso-5.4.99.so.tmp.3124
/data/data/####/libsgsecuritybodyso-5.4.99.so.tmp.3299
/data/data/####/libsgsgmiddletierso-5.4.7.so.tmp.3299
/data/data/####/libsgsgmiddletierso-5.4.7.so.tmp.4084
/data/data/####/libyaqbasic.7c6da21d.so
/data/data/####/libyaqpro.7c6da21d.so
/data/data/####/lock.lock
/data/data/####/main_312757200.pkgInfo
/data/data/####/main_312757200.pkgInfo.tmp
/data/data/####/metrics_guid
/data/data/####/mipush_country_code
/data/data/####/mipush_country_code.lock
/data/data/####/mipush_region
/data/data/####/mipush_region.lock
/data/data/####/proc_auxv
/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/####/sdkCloudSetting.cfg
/data/data/####/sdkCloudSetting.sig
/data/data/####/securitybody_312757200.pkgInfo
/data/data/####/securitybody_312757200.pkgInfo.tmp
/data/data/####/settings.xml
/data/data/####/sgFile.lock
/data/data/####/sgmiddletier_312757200.pkgInfo
/data/data/####/sgmiddletier_312757200.pkgInfo.tmp
/data/data/####/share.db-journal
/data/data/####/smart_link_sp.xml
/data/data/####/smart_link_sp.xml.bak
/data/data/####/snssdk_openudid.xml
/data/data/####/sp.lock
/data/data/####/sp_push_time.xml
/data/data/####/tdata_cpZ817
/data/data/####/tdata_cpZ817.dex
/data/data/####/tdata_cpZ817.dex.flock (deleted)
/data/data/####/tdata_cpZ817.jar
/data/data/####/tdata_lbt428
/data/data/####/tdata_lbt428.dex
/data/data/####/tdata_lbt428.dex.flock (deleted)
/data/data/####/tdata_lbt428.jar
/data/data/####/tdata_ycm942
/data/data/####/tdata_ycm942.dex
/data/data/####/tdata_ycm942.dex.flock (deleted)
/data/data/####/tdata_ycm942.jar
/data/data/####/timestamp
/data/data/####/tt_dns_settings.xml
/data/data/####/tt_sdk_settings.xml
/data/data/####/tt_sdk_settings.xml.bak
/data/data/####/tt_sp_app_list.xml
/data/data/####/tt_sp_app_list.xml.bak
/data/data/####/ttopenadsdk.xml
/data/data/####/ttopenadsdk.xml.bak
/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_config.xml.bak
/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/####/update_lc
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/data/####/xUtils_http_cookie.db
/data/data/####/xUtils_http_cookie.db-journal
/data/data/####/xUtils_http_cookie.db-shm
/data/data/####/xUtils_http_cookie.db-shm (deleted)
/data/data/####/xUtils_http_cookie.db-wal
/data/data/####/xUtils_http_cookie.db-wal (deleted)
/data/data/####/xian_wan_sp_config_table.xml
/data/data/####/yaq.7c6da21d.sec
/data/data/####/yaqsdkcookie
/data/data/####/yuetaobuy_db
/data/data/####/yuetaobuy_db-journal
/data/data/####/yuetaobuy_db-journal (deleted)
/data/data/####/yuetaobuy_db-shm
/data/data/####/yuetaobuy_db-shm (deleted)
/data/data/####/yuetaobuy_db-wal
/data/data/####/yuetaobuy_db-wal (deleted)
/data/media/####/-1608974320
/data/media/####/.0
/data/media/####/.1
/data/media/####/.10
/data/media/####/.11
/data/media/####/.2
/data/media/####/.3
/data/media/####/.3deaedc28469674418c57af6b7cc832b
/data/media/####/.4
/data/media/####/.5
/data/media/####/.6
/data/media/####/.7
/data/media/####/.8
/data/media/####/.9
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.lock
/data/media/####/.nomedia
/data/media/####/.umm.dat
/data/media/####/1503038771.tmp
/data/media/####/1530744401
/data/media/####/1556602989
/data/media/####/1762471976
/data/media/####/1770783665
/data/media/####/1797565774
/data/media/####/1825271404
/data/media/####/1855747597
/data/media/####/1883453227
/data/media/####/1913929420
/data/media/####/2020-04-26.log.txt
/data/media/####/753139719
/data/media/####/932226597
/data/media/####/939614765
/data/media/####/969167437
/data/media/####/@gs_1241_com.beweyk.ctaobao_
/data/media/####/@gs_1241_com.beweyk.ctaobao_.lock (deleted)
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/c80db44e7c67381dcc711daaa1a8d74f
/data/media/####/c80db44e7c67381dcc711daaa1a8d74f.tmp
/data/media/####/config.txt
/data/media/####/f51f8692c8caea18dd70de6589f56633.tmp
/data/media/####/f51f8692c8caea18dd70de6589f56633.tmp (deleted)
/data/misc/####/primary.prof
/data/user_de/####/move_to_de_records.xml

Miscellaneous:

Executes the following shell scripts:

/data/user/0/<Package>/files/cid
/data/user/0/<Package>/files/dc6e1ccae12d2574cc
/data/user/0/<Package>/files/dcc9fbb879cafb1a2e
/data/user/0/<Package>/files/dccb73aa35cf516392
/data/user/0/<Package>/files/dcd8ed4235dcd93d90
/data/user/0/<Package>/files/dcd913d88eef9b403d
/data/user/0/<Package>/files/dcdeed95c5ecdb9617
/data/user/0/<Package>/files/dcedef4270d5fa2553
/data/user/0/<Package>/files/dcefe998ccdff9783b
/data/user/0/<Package>/files/dcf5fc3c0cf80172ed
/data/user/0/<Package>/files/dcfb7bb8bbdbff627c
/system/bin/cat /proc/cpuinfo
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/.00000000000/A3AEECD8.dex --oat-fd=35 --oat-location=/data/user/0/<Package>/.11111111111/A3AEECD8.dex --compiler-filter=speed
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/app_e_qq_com_plugin/gdt_plugin.jar --oat-fd=160 --oat-location=/data/user/0/<Package>/app_e_qq_com_dex/gdt_plugin.dex --compiler-filter=speed
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/files/tdata_cpZ817.jar --oat-fd=77 --oat-location=/data/user/0/<Package>/files/tdata_cpZ817.dex --compiler-filter=speed
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/files/tdata_lbt428.jar --oat-fd=92 --oat-location=/data/user/0/<Package>/files/tdata_lbt428.dex --compiler-filter=speed
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/files/tdata_ycm942.jar --oat-fd=81 --oat-location=/data/user/0/<Package>/files/tdata_ycm942.dex --compiler-filter=speed
cat /sys/class/net/wlan0/address
chmod 777 /data/user/0/<Package>/cache/Download
chmod 777 /data/user/0/<Package>/files/cid
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 /
ls /sys/class/thermal
mount
sh

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding
AES-ECB-PKCS7Padding
RSA-ECB-PKCS1Padding

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.

Gets information about accounts associated with the device (Google, Facebook, etc.).

Displays its own windows over windows of other apps.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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