Adware.Gexin.1157

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) 1####.15.160.86:80
TCP(HTTP/1.1) up####.sdk.jig####.cn:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) 1####.15.159.197:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8011
TCP(HTTP/1.1) t####.j####.cn:80
TCP(TLS/1.0) sh.wagbr####.alibaba####.com:443
TCP(TLS/1.0) s####.j####.cn:443
TCP(TLS/1.0) t####.j####.cn:443
TCP 1####.202.151.18:7003
UDP s.j####.cn:19000

DNS requests:

a####.b####.qq.com
aexcep####.b####.qq.com
and####.b####.qq.com
pi####.qq.com
pin####.qq.com
plb####.u####.com
s####.j####.cn
s.j####.cn
t####.j####.cn
u####.u####.com
up####.sdk.jig####.cn

HTTP POST requests:

a####.b####.qq.com:8011/rqd/async
aexcep####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
t####.j####.cn/
up####.sdk.jig####.cn/v1/push/sdk/postlist

Modified file system:

Creates the following files:

/data/data/####/.imprint
/data/data/####/055d8691-36c3-4451-861a-695eb73275f0
/data/data/####/1ef1d371-6d6c-4145-81fb-c71e84af3b5b
/data/data/####/2c104515-7b0c-4c72-b190-d00e62a9f6f6
/data/data/####/33d79184-e538-4c6d-924f-ee90c587e42f
/data/data/####/8c8dbd92-3822-45ed-9f4f-4b57568c30bb
/data/data/####/JPushSA_Config.xml
/data/data/####/MultiDex.lock
/data/data/####/a4745594-7ee8-41ec-8392-9dd60a461c7b
/data/data/####/a==7.5.3&&2.0.6_1534115003290_envelope.log
/data/data/####/appPackageNames_v2
/data/data/####/bugly_db_legu
/data/data/####/bugly_db_legu-journal
/data/data/####/cb00427d-2c2a-454b-9c01-227f0c522dfe
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.android.user.profile.xml.bak
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.ftt.app_preferences.xml
/data/data/####/eff790a5-a06a-433f-ac0e-092bed290154
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/ftt_db
/data/data/####/ftt_db-journal
/data/data/####/i==1.2.0&&2.0.6_1534115002696_envelope.log
/data/data/####/i==1.2.0&&2.0.6_1534115032703_envelope.log
/data/data/####/info.xml
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_local_notification.db
/data/data/####/jpush_local_notification.db-journal
/data/data/####/jpush_local_notification.db-wal
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/jpush_statistics.db
/data/data/####/jpush_statistics.db-journal
/data/data/####/jpush_statistics.db-shm (deleted)
/data/data/####/jpush_statistics.db-wal
/data/data/####/jpush_uncaughtexception_file
/data/data/####/legu_tencent_analysis.db_com.ftt.app
/data/data/####/legu_tencent_analysis.db_com.ftt.app-journal
/data/data/####/libnfix.so
/data/data/####/libshella-2.8.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/mix.dex
/data/data/####/mix.so
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/pri_legu_tencent_analysis.db_com.ftt.app
/data/data/####/pri_legu_tencent_analysis.db_com.ftt.app-journal
/data/data/####/security_info
/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/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.push_deviceid
/data/media/####/.umm.dat
/data/media/####/sysid.dat

Miscellaneous:

Executes next shell scripts:

/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/sh -c getprop ro.aa.romver
/system/bin/sh -c getprop ro.board.platform
/system/bin/sh -c getprop ro.build.fingerprint
/system/bin/sh -c getprop ro.build.nubia.rom.name
/system/bin/sh -c getprop ro.build.rom.id
/system/bin/sh -c getprop ro.build.tyd.kbstyle_version
/system/bin/sh -c getprop ro.build.version.emui
/system/bin/sh -c getprop ro.build.version.opporom
/system/bin/sh -c getprop ro.gn.gnromvernumber
/system/bin/sh -c getprop ro.lenovo.series
/system/bin/sh -c getprop ro.lewa.version
/system/bin/sh -c getprop ro.meizu.product.model
/system/bin/sh -c getprop ro.miui.ui.version.name
/system/bin/sh -c getprop ro.vivo.os.build.display.id
/system/bin/sh -c type su
chmod 700 /data/user/0/<Package>/tx_shell/libnfix.so
chmod 700 /data/user/0/<Package>/tx_shell/libshella-2.8.so
chmod 700 /data/user/0/<Package>/tx_shell/libufix.so
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.8.so
chmod 700 <Package Folder>/tx_shell/libufix.so
getprop ro.aa.romver
getprop ro.board.platform
getprop ro.build.fingerprint
getprop ro.build.nubia.rom.name
getprop ro.build.rom.id
getprop ro.build.tyd.kbstyle_version
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.gn.gnromvernumber
getprop ro.lenovo.series
getprop ro.lewa.version
getprop ro.meizu.product.model
getprop ro.miui.ui.version.name
getprop ro.vivo.os.build.display.id
getprop ro.yunos.version
logcat -d -v threadtime
ls /sys/class/thermal
ps

Loads the following dynamic libraries:

Bugly
MtaNativeCrash
jcore123
libnfix
libshella-2.8
libufix
nfix
ufix

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-CFB-NoPadding
AES-ECB-PKCS7Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-PKCS1PADDING

Uses the following algorithms to decrypt data:

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

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about installed applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

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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