Adware.Gexin.9311

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(TLS/1.0) upd####.a####.com:443
TCP(TLS/1.0) cdn.aicli####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) api.qudu####.cn:443
TCP(TLS/1.0) c####.v####.com:443
TCP(TLS/1.0) push-re####.qudu####.cn:443
TCP(TLS/1.0) qfy.innot####.com:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) is.sn####.com:443
TCP(TLS/1.0) re####.qudu####.cn:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5225
TCP 2####.119.215.161:80
TCP ope####.m.ta####.com:443
UDP 1####.168.112.1:137

DNS requests:

7j####.c####.z0.####.com
a####.man.aliy####.com
a####.u####.com
ag####.m.ta####.com
amdc####.m.ta####.com
and####.b####.qq.com
api.qudu####.cn
c####.g####.ig####.com
c####.v####.com
c-h####.g####.com
cdn.aicli####.com
is.sn####.com
l####.tbs.qq.com
mo####.b####.com
plb####.u####.com
pub-####.qin####.com
push-re####.qudu####.cn
qfy.innot####.com
re####.qudu####.cn
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sta####.qudu####.cn
u####.u####.com
umen####.m.ta####.com
umengj####.m.ta####.com
upd####.a####.com

HTTP GET requests:

qin####.com.www.####.com/tdata_EDT369
t####.c####.q####.####.com/tdata_FhD658
t####.c####.q####.####.com/tdata_kgM272
t####.c####.q####.####.com/tdata_mpY630
t####.c####.q####.####.com/tdata_vHH584
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

a####.u####.com/app_logs
amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sh.wagbr####.aliyun####.com/man/api?ak=####&s=####

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/75a1b8533aa9
/data/data/####/ACCS_BINDumeng;58fea91dae1bf80b85001b11.xml
/data/data/####/ACCS_SDK.xml
/data/data/####/ACCS_SDK_CHANNEL.xml
/data/data/####/AGOO_BIND.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/DaemonServer
/data/data/####/MessageStore.db
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db
/data/data/####/MsgLogStore.db-journal
/data/data/####/MultiDex.lock
/data/data/####/SP_AROUTER_CACHE.xml
/data/data/####/T0BH7sIV8nJcjXV62JgUWEI6K-9oRF4l
/data/data/####/T2F4V6Zj9E4xJHM8P4oDtUFGEpOsWPSH
/data/data/####/T5Iq8Nvoju-UglwInJKP3kC0lFcd1sY9
/data/data/####/T5L-YzkGQR2r15whMLivbEiZ9Frlmj1J
/data/data/####/T5NN9RU3av5i8BcpLZaL5kumS0lvkrfu
/data/data/####/T6MOKd0TB8X5nTQ81r1_PEtSE_tLBQcc
/data/data/####/T6boOHHekp25MU7BsYP7rE-vIevHV9RI
/data/data/####/T6cEnBvtZp-yMW6HUKxW4E4KImvC-8kM
/data/data/####/T6eOlf-KneiqL-wwhIBZT0ZXvEJpU1Iv
/data/data/####/T6yFCBBnYzOpVrmCUIdm_055SkwAHOzQ
/data/data/####/T7mneeW-J8Ak6Kcsd7Ik6kEn3sMBMzkJ
/data/data/####/T7uK1-UR5sYEzGDu-J2uBkdO5jlqaggv
/data/data/####/T88PfyOKytLkN78-HqNUb0f7bY7yVhHg
/data/data/####/T8BF29gU8EGvgnsaGIjbf04GNZQwZiJx
/data/data/####/T8Cd_sbk-vVYT-518YOU9UMTXWHIesia
/data/data/####/T8uI4pUjbyW-yh-a0q_0AUUOefHXtlve
/data/data/####/T9h9eerL-lsy3ehE8JHFI0gthnYV_Slo
/data/data/####/T_DhKKgj60MYhJ84QIZO7ETpszy0-K5x
/data/data/####/T_IIfOeDGr044mAcELtDCEMQ9rMherkB
/data/data/####/TwN9mqDcfE4TSJya_4SFQUVAEm1xeBid
/data/data/####/TwilL5p7Slez_SqmlISc1k51mmxWIkDh
/data/data/####/TxR0MmGiDzGCsIEZSYdlakWN18T4ZYYM
/data/data/####/Tywv_JqiHP-VzOZw1oRWzkz2SGTIIFhF
/data/data/####/TzBhDDoTegsL9sqsGILvjUcRpc9AlRZi
/data/data/####/TzQ7em4HfumN0yaR2o9VdUJ58bdqajdh
/data/data/####/TzcbDyVIVA0d8dNe8pyV9UKsRML3-4oF
/data/data/####/_aisdk_local.jar
/data/data/####/accs.db
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/bugly_db_
/data/data/####/bugly_db_-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.xike.yipai.xml
/data/data/####/com.xike.yipai_preferences.xml
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzE2MTIx;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzEzODg4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzI2Mjcz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzIyOTQ3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzM2Mzc1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzM5NzY2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzMyMDMy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzMzNDE4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzQ1NTA0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzQzODUy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzUwNTM5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzUyMTkz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzUzODUx;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzY0ODcy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzY2NDY2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzY4MTI2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzYwNzc2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5Nzc1MzU1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzcyMTUw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzczNzYw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUxMjg5NzgxODY1;
/data/data/####/dW1weF9wdXNoX2xhdW5jaF8xNTUxMjg5NzkzMTg5;
/data/data/####/download_upload
/data/data/####/downloader.db
/data/data/####/downloader.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/i==1.2.0&&3.0.5.0_1551289713953_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jni_log_1551289771319.txt
/data/data/####/journal.tmp
/data/data/####/libjiagu805543184.so
/data/data/####/local_crash_lock
/data/data/####/local_crash_lock (deleted)
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/native_record_lock (deleted)
/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/####/run.pid
/data/data/####/security_info
/data/data/####/sys_log_1551289771319.txt
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_config.xml.bak
/data/data/####/tbs_download_config.xml.bak (deleted)
/data/data/####/tbs_download_stat.xml
/data/data/####/tbs_pv_config
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_FhD658
/data/data/####/tdata_FhD658.jar
/data/data/####/tdata_kgM272
/data/data/####/tdata_kgM272.jar
/data/data/####/tdata_mpY630
/data/data/####/tdata_mpY630.jar
/data/data/####/tdata_vHH584
/data/data/####/tdata_vHH584.jar
/data/data/####/tt_sdk_settings.xml
/data/data/####/ttopenadsdk.xml
/data/data/####/ttopensdk.db
/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_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/data/data/####/v5kf_client.xml
/data/data/####/v5kf_emoticons.db
/data/data/####/v5kf_emoticons.db-journal
/data/data/####/webview.db
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromium.db-journal (deleted)
/data/data/####/webviewCookiesChromiumPrivate.db
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal (deleted)
/data/data/####/yp_app.xml
/data/media/####/.0ee8b178d3b70c385d801fa56d458eb6.cuid
/data/media/####/.0ee8b178d3b70c385d801fa56d458eb6.cuid2
/data/media/####/.2e1b3b35856a9a8b9e7626ee3afd5a3c.cuid
/data/media/####/.2e1b3b35856a9a8b9e7626ee3afd5a3c.cuid2
/data/media/####/.301d574ef42563b03638c8eae19225cb.cuid
/data/media/####/.301d574ef42563b03638c8eae19225cb.cuid2
/data/media/####/.31aa1b74de685d3e992b8b20b29277a6.cuid
/data/media/####/.31aa1b74de685d3e992b8b20b29277a6.cuid2
/data/media/####/.3da576879001c77b442b9f8ef95c09d6.cuid
/data/media/####/.3da576879001c77b442b9f8ef95c09d6.cuid2
/data/media/####/.3f05ff2ee62166a5f2841b6f5991a729.cuid
/data/media/####/.3f05ff2ee62166a5f2841b6f5991a729.cuid2
/data/media/####/.411953e3b77ceb84e2e8249e1d92b570.cuid
/data/media/####/.411953e3b77ceb84e2e8249e1d92b570.cuid2
/data/media/####/.43c699cacb221ac1f982fcaeae20d859.cuid
/data/media/####/.43c699cacb221ac1f982fcaeae20d859.cuid2
/data/media/####/.47dcbd834e669233d7eb8a51456ed217.cuid
/data/media/####/.47dcbd834e669233d7eb8a51456ed217.cuid2
/data/media/####/.494a800a9c78e905f4ab6b7d0e68904e.cuid
/data/media/####/.494a800a9c78e905f4ab6b7d0e68904e.cuid2
/data/media/####/.4999fa2ba973bf32fbaaec3713f36b35.cuid
/data/media/####/.4999fa2ba973bf32fbaaec3713f36b35.cuid2
/data/media/####/.51aa6f4a72cb95868533c23b3ed46280.cuid
/data/media/####/.51aa6f4a72cb95868533c23b3ed46280.cuid2
/data/media/####/.54b53072540eeeb8f8e9343e71f28176.cuid
/data/media/####/.54b53072540eeeb8f8e9343e71f28176.cuid2
/data/media/####/.595b157df788ac0a270a61af4e82461b.cuid
/data/media/####/.595b157df788ac0a270a61af4e82461b.cuid2
/data/media/####/.6829d1667526200f340b0ebbc50f1799.cuid
/data/media/####/.6829d1667526200f340b0ebbc50f1799.cuid2
/data/media/####/.6c017cebec8103c6a12acdf6e530cd40.cuid
/data/media/####/.6c017cebec8103c6a12acdf6e530cd40.cuid2
/data/media/####/.7f1742e0d9ab7b82443cb870d357e085.cuid
/data/media/####/.7f1742e0d9ab7b82443cb870d357e085.cuid2
/data/media/####/.801ab24683a4a8c433c6eb40c48bcd9d.cuid
/data/media/####/.801ab24683a4a8c433c6eb40c48bcd9d.cuid2
/data/media/####/.80662e1f485e79d07ef4973f6b1b9f88.cuid
/data/media/####/.80662e1f485e79d07ef4973f6b1b9f88.cuid2
/data/media/####/.8290c29bcd88cef122f67d57ccfa328e.cuid
/data/media/####/.8290c29bcd88cef122f67d57ccfa328e.cuid2
/data/media/####/.8e8b27e522ed7bde563e85f73458fd7d.cuid
/data/media/####/.8e8b27e522ed7bde563e85f73458fd7d.cuid2
/data/media/####/.8f51db48bf0ea9f72de7a231ed8af2f0.cuid
/data/media/####/.8f51db48bf0ea9f72de7a231ed8af2f0.cuid2
/data/media/####/.9bf72350632fdc8eedb8dc474f164954.cuid
/data/media/####/.9bf72350632fdc8eedb8dc474f164954.cuid2
/data/media/####/.a.dat
/data/media/####/.a274f4d4670213a9045ce258c6c56b80.cuid
/data/media/####/.a274f4d4670213a9045ce258c6c56b80.cuid2
/data/media/####/.a813fc513e2acbdc7dbb94a2b0444a01.cuid
/data/media/####/.a813fc513e2acbdc7dbb94a2b0444a01.cuid2
/data/media/####/.adfwe.dat
/data/media/####/.b11ddc7e1671c0bd22dc89dd757508d4.cuid
/data/media/####/.b11ddc7e1671c0bd22dc89dd757508d4.cuid2
/data/media/####/.b8d3178fff443ffb41bc400686331bdd.cuid
/data/media/####/.b8d3178fff443ffb41bc400686331bdd.cuid2
/data/media/####/.c3418983f96107fb595049c67426dc08.cuid
/data/media/####/.c3418983f96107fb595049c67426dc08.cuid2
/data/media/####/.c9da02a7b35c2bf0d98f818c0b85e914.cuid
/data/media/####/.c9da02a7b35c2bf0d98f818c0b85e914.cuid2
/data/media/####/.cb4cb2401e6e43cf74a54523b8da5f02.cuid
/data/media/####/.cb4cb2401e6e43cf74a54523b8da5f02.cuid2
/data/media/####/.cc8dd1145e0a2d862cf37183282bd82c.cuid
/data/media/####/.cc8dd1145e0a2d862cf37183282bd82c.cuid2
/data/media/####/.cca.dat
/data/media/####/.e0db8f977ad7a2f31aa5a97ab89d0c0e.cuid
/data/media/####/.e0db8f977ad7a2f31aa5a97ab89d0c0e.cuid2
/data/media/####/.e84e30b9390cdb64db6db2c9ab87846d.cuid
/data/media/####/.e84e30b9390cdb64db6db2c9ab87846d.cuid2
/data/media/####/.e85823b4e7db1064f4301e1c74978199.cuid
/data/media/####/.e85823b4e7db1064f4301e1c74978199.cuid2
/data/media/####/.nomedia
/data/media/####/.umm.dat
/data/media/####/3cbf2d13436f4947b53fc9c1fef21057
/data/media/####/74ea614454e74c698b63652080305151
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/aacout
/data/media/####/aec47bb6daf446189ed2db8a14ca29f0
/data/media/####/app.db
/data/media/####/axacount
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.xike.yipai.bin
/data/media/####/com.xike.yipai.db
/data/media/####/crash-2019-02-27-1551289725673.log
/data/media/####/cusc
/data/media/####/cusc2
/data/media/####/cusys
/data/media/####/cusys2
/data/media/####/deviceToken
/data/media/####/dfc65b01e91a4b63be8a493a5bbb817a
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/sysid.dat
/data/media/####/systemccu
/data/media/####/systemccu2
/data/media/####/tbslog.txt
/data/media/####/tdata_FhD658
/data/media/####/tdata_kgM272
/data/media/####/tdata_mpY630
/data/media/####/tdata_vHH584
/data/media/####/test.log
/data/media/####/wcout

Miscellaneous:

Executes the following shell scripts:

/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/netcfg
/system/bin/sh -c getprop
<Package Folder>/files/DaemonServer -s <Package Folder>/lib/ -n runServer -p startservice -n <Package>/com.taobao.accs.ChannelService --user 0 -f <Package Folder> -t 600 -c agoo.pid -P <Package Folder> -K 1009527 -U tb_accs_eudemon_1.1.3 -L http://agoodm.m.taobao.com/agoo/report -D {"package":"<Package>","appKey":"umeng:58fea91dae1bf80b85001b11","utdid":"XHbNcDo/RWADAGdzx1Glrd6c","sdkVersion":"221"} -I agoodm.m.taobao.com -O 80 -T -Z
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.yppushmodule.service.GTCoreService 24384 300 0
cat /sys/class/net/wlan0/address
chmod 500 <Package Folder>/files/DaemonServer
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop
getprop net.hostname
getprop ro.build.version.emui
getprop ro.letv.release.version
getprop ro.product.cpu.abi
getprop ro.serialno
getprop ro.vivo.os.build.display.id
logcat -d -v threadtime
ls -i
ls -l
ls /sys/class/thermal
mount
ps
sh
sh -c cat /sys/block/mmcblk0/device/cid
sh -c cd /proc/sys/kernel/ && stat random
sh -c cd /sys/class/net/wlan0/ && cat address
sh -c cd /sys/class/net/wlan0/ && stat address
sh -c cd /system/bin && ls -i
sh -c cd /system/bin && ls -l
sh -c cd <SD-Card>/ && ls -i
sh <Package Folder>/files/T0BH7sIV8nJcjXV62JgUWEI6K-9oRF4l
sh <Package Folder>/files/T2F4V6Zj9E4xJHM8P4oDtUFGEpOsWPSH
sh <Package Folder>/files/T5Iq8Nvoju-UglwInJKP3kC0lFcd1sY9
sh <Package Folder>/files/T5L-YzkGQR2r15whMLivbEiZ9Frlmj1J
sh <Package Folder>/files/T5NN9RU3av5i8BcpLZaL5kumS0lvkrfu
sh <Package Folder>/files/T6MOKd0TB8X5nTQ81r1_PEtSE_tLBQcc
sh <Package Folder>/files/T6boOHHekp25MU7BsYP7rE-vIevHV9RI
sh <Package Folder>/files/T6cEnBvtZp-yMW6HUKxW4E4KImvC-8kM
sh <Package Folder>/files/T6yFCBBnYzOpVrmCUIdm_055SkwAHOzQ
sh <Package Folder>/files/T7uK1-UR5sYEzGDu-J2uBkdO5jlqaggv
sh <Package Folder>/files/T8BF29gU8EGvgnsaGIjbf04GNZQwZiJx
sh <Package Folder>/files/T8Cd_sbk-vVYT-518YOU9UMTXWHIesia
sh <Package Folder>/files/T8uI4pUjbyW-yh-a0q_0AUUOefHXtlve
sh <Package Folder>/files/T9h9eerL-lsy3ehE8JHFI0gthnYV_Slo
sh <Package Folder>/files/T_DhKKgj60MYhJ84QIZO7ETpszy0-K5x
sh <Package Folder>/files/T_IIfOeDGr044mAcELtDCEMQ9rMherkB
sh <Package Folder>/files/TwN9mqDcfE4TSJya_4SFQUVAEm1xeBid
sh <Package Folder>/files/Tywv_JqiHP-VzOZw1oRWzkz2SGTIIFhF
sh <Package Folder>/files/TzBhDDoTegsL9sqsGILvjUcRpc9AlRZi
sh <Package Folder>/files/TzQ7em4HfumN0yaR2o9VdUJ58bdqajdh
sh <Package Folder>/files/TzcbDyVIVA0d8dNe8pyV9UKsRML3-4oF
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.yppushmodule.service.GTCoreService 24384 300 0
stat /cache
stat /data
stat /data/app
stat /proc/sys/kernel/random
stat /root
stat random
uname -a

Loads the following dynamic libraries:

Bugly
InnoSecure
InnoSo
getuiext2
libjiagu805543184
nama
tnet-3.1

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

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

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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Manages Wi-Fi connectivity.

Технології

Терміни

Навчання

Міфи

Technical information

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