Adware.Gexin.23276

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) 2####.107.1.1:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.cn:80
TCP(HTTP/1.1) def####.duals####.cn.####.com:80
TCP(HTTP/1.1) adash####.man.aliy####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(TLS/1.0) api.s####.com:443
TCP(TLS/1.0) www.google####.com:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) pla####.google####.com:443
TCP(TLS/1.0) and####.a####.go####.com:443
TCP(TLS/1.0) l####.tbs.qq.com:443
TCP(TLS/1.0) rr6---s####.g####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) 1####.251.1.94:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.2) and####.google####.com:443
TCP(TLS/1.2) 1####.251.1.94:443
UDP www.google####.com:443
TCP app-ro####.leanc####.cn:443
TCP schedul####.yo####.com:443
TCP api.id####.cn:443
TCP sdk.o####.t####.####.com:5224
TCP cm-10####.g####.com:5225

DNS requests:

a####.man.aliy####.com
a####.u####.com
and####.a####.go####.com
and####.b####.qq.com
and####.google####.com
api.id####.cn
api.s####.com
app-ro####.leanc####.cn
c-h####.g####.com
cdn-sdk####.g####.com
cm-10####.g####.com
gmscomp####.google####.com
l####.tbs.qq.com
log.u####.com
m####.go####.com
norma-e####.m####.com
p####.google####.com
pla####.google####.com
q.tinkerp####.com
q.tinkerp####.com.####.8
rr6---s####.g####.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
tj.youza####.com
tr.id####.cn
www.google####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.cn/config/hzv9.conf
cdn-sdk####.g####.com.####.cn/tdata_EDB102
cdn-sdk####.g####.com.####.cn/tdata_XYq933
cdn-sdk####.g####.com.####.cn/tdata_pKN446
cdn-sdk####.g####.com.####.cn/tdata_trp703
cdn-sdk####.g####.com.####.cn/tdata_xEA084
def####.duals####.cn.####.com/bar/get/4e6efeb5527015155900002f/?ud_get=#...
norma-e####.m####.com/android/exchange/getpublickey.do
sdk-ope####.g####.com/api/addr.htm

HTTP POST requests:

a####.u####.com/app_logs
adash####.man.aliy####.com/man/api?ak=####&s=####
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com:443/ajax?c=####&k=####
norma-e####.m####.com/push/android/external/add.do
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/3365132735.apk
/data/data/####/57579599
/data/data/####/85d710f58cc4fcea_version.info
/data/data/####/AV_CLOUD_API_VERSION_KEY_ZONE.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/app_setting.xml
/data/data/####/bugly_db_-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/classes.dex
/data/data/####/classes.dex.flock (deleted)
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.dex;classes3.dex
/data/data/####/classes.dex;classes4.dex
/data/data/####/com.avos.avoscloud.RequestStatisticsUtil.data.xml
/data/data/####/com.avos.avoscloud.approuter.iKG9v5Bnh6R3m6bvfN...ml.bak
/data/data/####/com.avos.avoscloud.approuter.iKG9v5Bnh6R3m6bvfN...sz.xml
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.2.xml
/data/data/####/com.youzan.mobile.AnalyticsPrefs.xml
/data/data/####/com.youzan.mobile.AnalyticsPrefs.xml.bak
/data/data/####/com.youzan.open.sdk.preferences.xml
/data/data/####/common.xml
/data/data/####/common.xml.bak
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/e236bb28953a
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/mz_push_preference.xml
/data/data/####/native_record_lock
/data/data/####/patch_server_config.xml
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushgdc.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/sobot_config.xml
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_XYq933
/data/data/####/tdata_XYq933.dex
/data/data/####/tdata_XYq933.dex.flock (deleted)
/data/data/####/tdata_XYq933.jar
/data/data/####/tdata_pKN446
/data/data/####/tdata_pKN446.dex
/data/data/####/tdata_pKN446.dex.flock (deleted)
/data/data/####/tdata_pKN446.jar
/data/data/####/tdata_trp703
/data/data/####/tdata_trp703.dex
/data/data/####/tdata_trp703.dex.flock (deleted)
/data/data/####/tdata_trp703.jar
/data/data/####/tdata_xEA084
/data/data/####/tdata_xEA084.dex
/data/data/####/tdata_xEA084.dex.flock (deleted)
/data/data/####/tdata_xEA084.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_general_config.xml.bak
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/data/####/user_id.xml
/data/data/####/version.lock
/data/data/####/zan_analytics
/data/data/####/zan_analytics-journal
/data/media/####/2023-04-27.log.txt
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.appshare.android.ilisten.bin
/data/media/####/com.appshare.android.ilisten.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/deviceInfo.data
/data/media/####/gkt
/data/media/####/gkt-journal
/data/media/####/gktper (deleted)
/data/media/####/tbslog.txt
/data/media/####/tdata_XYq933
/data/media/####/tdata_pKN446
/data/media/####/tdata_trp703
/data/media/####/tdata_xEA084
/data/media/####/test.log (deleted)
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
/system/bin/sh -c getprop
cat /proc/self/cgroup
getprop
getprop ro.miui.ui.version.code
getprop ro.product.cpu.abi
mount
sh

Loads the following dynamic libraries:

libgetuiext3
libidaddy
libjiagu
libmthook
librealm-jni

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

Gets information about location.

Gets information about phone status (number, IMEI, etc.).

Gets information about installed apps.

Gets information about running apps.

Displays its own windows over windows of other apps.

Requests the system alert window permission.

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