Adware.Gexin.22126

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) a####.m.ta####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) lbs.net####.im:443
TCP(TLS/1.0) 1####.251.36.42:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) l####.tbs.qq.com:443
TCP(TLS/1.0) app.youwe####.com:443
TCP(TLS/1.0) 1####.250.179.174:443
TCP(TLS/1.0) def####.cn.zb.####.com:443
TCP(TLS/1.2) 1####.251.36.42:443
TCP(TLS/1.2) 1####.250.179.131:443
TCP(TLS/1.2) 1####.250.179.174:443

DNS requests:

a####.m.ta####.com
and####.b####.qq.com
and####.google####.com
android####.go####.com
app.youwe####.com
instant####.google####.com
l####.tbs.qq.com
lbs.net####.im
log.u####.com
m####.go####.com
s####.u####.com
s####.u####.com.####.8

HTTP GET requests:

a####.m.ta####.com/rest/abtest?logid=####&ak=####&av=####&c=####&v=####&...
def####.cn.zb.####.com:443/bar/get/55a639fa67e58ea318000dbd/?ud_get=####

HTTP POST requests:

a####.m.ta####.com/rest/gc?dd=####&nsgs=####&ak=####&av=####&c=####&v=##...
a####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=####&...
and####.b####.qq.com/rqd/async?aid=####
app.youwe####.com:443/rest90/common/v1/access
l####.tbs.qq.com:443/ajax?c=####&k=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/1004
/data/data/####/1641066554594.log
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/Cookies-journal
/data/data/####/Demo.null.xml
/data/data/####/NIMSDK_Config_6551e6166b05390c95958e35ce024f48.xml
/data/data/####/NIMSDK_Push_Config.xml
/data/data/####/RKStorage-journal
/data/data/####/UTCommon.xml
/data/data/####/UTMCConf-1546194940.xml
/data/data/####/UTMCConf-1894890507.xml
/data/data/####/UTMCConf-998163882.xml
/data/data/####/UTMCConf165384222.xml
/data/data/####/UTMCLog-1546194940.xml
/data/data/####/UTMCLog-1894890507.xml
/data/data/####/UTMCLog-998163882.xml
/data/data/####/UTMCLog165384222.xml
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/appmarker.xml
/data/data/####/bugly_db_
/data/data/####/bugly_db_-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/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.google.InstanceId.properties
/data/data/####/com.google.android.gms.appid-no-backup
/data/data/####/com.google.android.gms.appid.xml
/data/data/####/com.xizhao.youwen_preferences.xml
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/dso_deps
/data/data/####/dso_lock
/data/data/####/dso_manifest
/data/data/####/dso_state
/data/data/####/getui_sp.xml
/data/data/####/init_c1.pid
/data/data/####/libBugly.so
/data/data/####/libcosine.so
/data/data/####/libfb.so
/data/data/####/libfolly_json.so
/data/data/####/libgetuiext3.so
/data/data/####/libgifimage.so
/data/data/####/libglog.so
/data/data/####/libglog_init.so
/data/data/####/libgnustl_shared.so
/data/data/####/libgpuimage-library.so
/data/data/####/libicu_common.so
/data/data/####/libimagepipeline.so
/data/data/####/libjiagu.so
/data/data/####/libjingle_peerconnection_so.so
/data/data/####/libjsc.so
/data/data/####/libne_audio.so
/data/data/####/libreactnativejni.so
/data/data/####/libreactnativejnifb.so
/data/data/####/libstatic-webp.so
/data/data/####/libwebp.so
/data/data/####/libwebpimage.so
/data/data/####/libweibosdkcore.so
/data/data/####/libyoga.so
/data/data/####/local_crash_lock
/data/data/####/local_crash_lock (deleted)
/data/data/####/map_record.txt
/data/data/####/native_record_lock
/data/data/####/proc_auxv
/data/data/####/pushsdk.db-journal
/data/data/####/reg_record.txt
/data/data/####/rqd_record.eup
/data/data/####/security_info
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tomb_1641066562348.txt
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_socialize.xml
/data/data/####/zlc_season_rxdownload_download.db-journal
/data/media/####/.nomedia
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/journal
/data/media/####/nim_sdk.log
/data/media/####/tbslog.txt
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

getprop
getprop ro.product.cpu.abi
logcat -d -v threadtime -s dalvikvm art zygote zygote64 OpenGLRenderer Bugly-libunwind:S
logcat -t 1000 -v threadtime Bugly-libunwind:S

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

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

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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Requests the system alert window permission.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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