Android.BackDoor.3058

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Backdoor.657.origin

Network activity:

Connects to:

UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) adash####.man.aliy####.com:80
TCP(HTTP/1.1) dc.11####.com:80
TCP(HTTP/1.1) 1####.55.22.53:8086
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) 1####.55.28.235:80
TCP(HTTP/1.1) ada####.m.ta####.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) 47.1####.33.209:80
TCP(HTTP/1.1) 1####.55.22.53:9099
TCP(HTTP/1.1) api.e####.cn:80
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) plb####.u####.com:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) www.google####.com:443
TCP(TLS/1.0) al####.u####.com:443
TCP(TLS/1.0) 1####.250.13.139:443
TCP(TLS/1.0) 74.1####.140.94:443
TCP(TLS/1.0) 1####.250.13.95:443
TCP(TLS/1.2) and####.cli####.go####.com:443
TCP(TLS/1.2) 1####.250.13.95:443
TCP zb-cent####.m.ta####.com:443
TCP 2####.119.215.163:80

DNS requests:

a####.man.aliy####.com
ad####.m.ta####.com
ada####.m.ta####.com
amdc####.m.ta####.com
and####.b####.qq.com
and####.cli####.go####.com
api.e####.cn
dc.11####.com
norma-e####.m####.com
p####.google####.com
pla####.googleu####.com
plb####.u####.com
sdk.api.o####.####.cn
u####.u####.com
umen####.m.ta####.com
umengj####.m.ta####.com
www.google####.com

HTTP GET requests:

api.e####.cn/public/getSecondaryHomeData.shtml?app=####&machine=####&app...
api.e####.cn/public/getSecondaryHomeData.shtml?machine=####&appid=####&t...
norma-e####.m####.com/android/exchange/getpublickey.do

HTTP POST requests:

ada####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=###...
adash####.man.aliy####.com/man/api?ak=####&s=####
al####.u####.com:443/unify_logs
amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
and####.b####.qq.com/rqd/async?aid=####
dc.11####.com/log/getData
dc.11####.com/u-service/getId
norma-e####.m####.com/push/android/external/add.do
plb####.u####.com:443/umpx_internal
plb####.u####.com:443/umpx_push_launch
plb####.u####.com:443/umpx_push_register

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.cl
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1002
/data/data/####/1004
/data/data/####/3669f11edac54f70b9efc3a34f550061
/data/data/####/39285EFA.dex
/data/data/####/39285EFA.dex.flock (deleted)
/data/data/####/4302798c83a44e1d8584ddc295d1917b
/data/data/####/63cdae73a9f347c4bd87495e80663b0d
/data/data/####/ACCS_BINDumeng;59aa5e16e88bad2aff001a84.xml
/data/data/####/ACCS_SDK.xml
/data/data/####/ACCS_SDK_CHANNEL.xml
/data/data/####/AGOO_BIND.xml
/data/data/####/AdloadStore.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/BUGLY_COMMON_VALUES.xml
/data/data/####/ContextData.xml
/data/data/####/Ji.xml
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/StrategyConfig
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/UTCommon.xml
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/ap.Lock
/data/data/####/bugly_db_-journal
/data/data/####/channel_umeng_common_config.xml
/data/data/####/classes.dex
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.dex;classes3.dex
/data/data/####/classes.dex;classes4.dex
/data/data/####/cn.ecook.xml
/data/data/####/cn.ecookxuezuofan.BETA_VALUES.xml
/data/data/####/cn.ecookxuezuofan.xml
/data/data/####/collectiondatabase
/data/data/####/collectiondatabase-journal
/data/data/####/com.ciba.data.xml
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.2.xml
/data/data/####/crashrecord.xml
/data/data/####/crashrecord.xml (deleted)
/data/data/####/dW1weF9pbnRlcm5hbF8xNjQ1MDQ3OTY1ODE3;
/data/data/####/dW1weF9wdXNoX2xhdW5jaF8xNjQ1MDQ3OTg5NDI2;
/data/data/####/dW1weF9wdXNoX3JlZ2lzdGVyXzE2NDUwNDc5Nzg5NTQ=;
/data/data/####/downloader.db-journal
/data/data/####/downloader_umeng_common_config.xml
/data/data/####/ecookdatabase
/data/data/####/ecookdatabase-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/httpdns_config_cache.xml
/data/data/####/i==1.2.0&&1.30.40_1645047966261_envelope.log
/data/data/####/info.xml
/data/data/####/libjiagu.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/####/metrics_guid
/data/data/####/mipush_country_code
/data/data/####/mipush_country_code.lock
/data/data/####/mipush_region
/data/data/####/mipush_region.lock
/data/data/####/mz_push_preference.xml
/data/data/####/native_record_lock
/data/data/####/npth_umeng_common_config.xml
/data/data/####/patch_umeng_common_config.xml
/data/data/####/proc_auxv
/data/data/####/pushservice_umeng_common_config.xml
/data/data/####/security_info
/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/####/update.xml
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.umm.dat
/data/media/####/2022-02-17.log.txt
/data/media/####/50c01294df9d48902639978235bcb56c9839332d177846...de.mp3
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/config.txt
/data/media/####/deviceToken
/data/misc/####/primary.prof

Miscellaneous:

Executes the following 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
getprop
ls /
ls /sys/class/thermal

Loads the following dynamic libraries:

lib39285EFA
libBugly
libflutter
libjiagu
libtnet-3.1.14

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding

Uses the following algorithms to decrypt data:

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.).

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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