Adware.Gexin.13628

Adware.Gexin.13628

Added to the Dr.Web virus database: 2019-05-15

Virus description added: 2019-05-15

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) a####.u####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(TLS/1.0) 2####.58.211.110:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5227

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
c####.g####.ig####.com
c-h####.g####.com
l####.tbs.qq.com
pub-####.qin####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

qin####.com.www.####.com/tdata_EDT369
t####.c####.q####.####.com/config/hz-hzv6.conf
t####.c####.q####.####.com/tdata_Jga153
t####.c####.q####.####.com/tdata_Rvc757
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_mSr887

HTTP POST requests:

a####.u####.com/app_logs
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
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/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/core_info
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/fc8d291e75e9
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hmall.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libjiagu-1825764045.so
/data/data/####/multidex.version.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/run.pid
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_Jga153
/data/data/####/tdata_Jga153.jar
/data/data/####/tdata_Rvc757
/data/data/####/tdata_Rvc757.jar
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_mSr887
/data/data/####/tdata_mSr887.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/media/####/.nomedia
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/crash-2019-05-15 11;04;27.log
/data/media/####/crash-2019-05-15 11;04;31.log
/data/media/####/crash-2019-05-15 11;04;36.log
/data/media/####/crash-2019-05-15 11;04;39.log
/data/media/####/crash-2019-05-15 11;04;43.log
/data/media/####/crash-2019-05-15 11;04;46.log
/data/media/####/crash-2019-05-15 11;04;50.log
/data/media/####/crash-2019-05-15 11;04;53.log
/data/media/####/crash-2019-05-15 11;04;58.log
/data/media/####/crash-2019-05-15 11;05;02.log
/data/media/####/crash-2019-05-15 11;05;05.log
/data/media/####/crash-2019-05-15 11;05;09.log
/data/media/####/crash-2019-05-15 11;05;12.log
/data/media/####/crash-2019-05-15 11;05;16.log
/data/media/####/crash-2019-05-15 11;05;19.log
/data/media/####/crash-2019-05-15 11;05;24.log
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/org.gbmedia.hmall.bin
/data/media/####/org.gbmedia.hmall.db
/data/media/####/tbslog.txt
/data/media/####/tdata_Jga153
/data/media/####/tdata_Rvc757
/data/media/####/tdata_bca864
/data/media/####/tdata_mSr887
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.push.MyPushService 24659 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop ro.product.cpu.abi
mount
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.push.MyPushService 24659 300 0

Loads the following dynamic libraries:

getuiext3
libjiagu-1825764045

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Technical information

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