Android.RemoteCode.3942

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.RemoteCode.127.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8011
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) api.s####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) app.huit####.com:443
TCP(TLS/1.0) 1####.217.17.110:443
TCP ope####.m.ta####.com:443
TCP 2####.119.128.123:443

DNS requests:

a####.b####.qq.com
a####.man.aliy####.com
aexcep####.b####.qq.com
amdc####.m.ta####.com
and####.b####.qq.com
api.s####.com
app.huit####.com
plb####.u####.com
r####.uu.qq.com
u####.u####.com
umen####.m.ta####.com

HTTP POST requests:

aexcep####.b####.qq.com:8011/rqd/async
aexcep####.b####.qq.com:8012/rqd/async
amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
and####.b####.qq.com/rqd/async
and####.b####.qq.com/rqd/sync
sh.wagbr####.aliyun####.com/man/api?ak=####&s=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/ACCS_BINDumeng;5bf6757af1f556f227000069.xml
/data/data/####/ACCS_SDK.xml
/data/data/####/AGOO_BIND.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/accs.db-journal
/data/data/####/bugly_data.xml
/data/data/####/bugly_db_-journal
/data/data/####/bugly_db_legu-journal
/data/data/####/buglylog_com.huitou51.app_.txt
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDE2NjA3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDI2NDM4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDM0MDE5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDQ5MTE3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDQwMDc3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDU1MDk2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDY2MjM2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDYwODIw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUzMTYwNDczODY4;
/data/data/####/dW1weF9wdXNoX3JlZ2lzdGVyXzE1NTMxNjA0MjAwNDM=;
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/httpdns_config_cache.xml
/data/data/####/huitou_sp.xml
/data/data/####/i==1.2.0&&2.3.4_1553160416630_envelope.log
/data/data/####/i==1.2.0&&2.3.4_1553160426450_envelope.log
/data/data/####/i==1.2.0&&2.3.4_1553160434040_envelope.log
/data/data/####/i==1.2.0&&2.3.4_1553160440081_envelope.log
/data/data/####/i==1.2.0&&2.3.4_1553160449142_envelope.log
/data/data/####/i==1.2.0&&2.3.4_1553160455099_envelope.log
/data/data/####/i==1.2.0&&2.3.4_1553160460838_envelope.log
/data/data/####/i==1.2.0&&2.3.4_1553160466279_envelope.log
/data/data/####/i==1.2.0&&2.3.4_1553160473972_envelope.log
/data/data/####/info.xml
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.1.2.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/mix.dex
/data/data/####/native_record_lock
/data/data/####/security_info
/data/data/####/sobot_chat_20190321_log.txt
/data/data/####/sobot_config.xml
/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/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromium.db-journal (deleted)
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.nomedia
/data/media/####/.umm.dat
/data/media/####/00a799eba7394e00953b015100dad851
/data/media/####/086f1962dfe64aebab4c9a11518aff57
/data/media/####/1c759c6ee12847d290ac919af16516fe
/data/media/####/1ec0824aac4146308e95cb2c970ff001
/data/media/####/2019-03-21-17-26-57.log
/data/media/####/2019-03-21-17-27-07.log
/data/media/####/2019-03-21-17-27-14.log
/data/media/####/2019-03-21-17-27-21.log
/data/media/####/2019-03-21-17-27-29.log
/data/media/####/2019-03-21-17-27-35.log
/data/media/####/2019-03-21-17-27-41.log
/data/media/####/2019-03-21-17-27-46.log
/data/media/####/2019-03-21-17-27-54.log
/data/media/####/3a35a3fe6ffe4391b1b012fc55f5931d
/data/media/####/6cf144992f444a058b1140ffe5df45bd
/data/media/####/72a8799cc1bf4ba483042b188cd46a15
/data/media/####/800ba5781678428393c1958abe9a0538
/data/media/####/81ec525f99204a44b495bf5e33cde9af
/data/media/####/8b1fa9d945244cb78e17acfbce5f2a51
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/a5079b5380794bcd9202fdb5acc5b19b
/data/media/####/adc9bae3b12241e99af8cae86d25137f
/data/media/####/b3f928ce454143c988d156a92941fe02
/data/media/####/c92413ef6f16439d8965fac0eac1e84d
/data/media/####/dbea863295804169ad64b4cfc26988b3
/data/media/####/deviceToken
/data/media/####/e246b62dadef4572bb2697c01d84fcdf
/data/media/####/e931c99652a349bcbdea49252d8bbb9c
/data/media/####/f7531432f58649dbaf5a54d1b55e205b
/data/media/####/sysid.dat

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
/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 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.9.1.2.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

Loads the following dynamic libraries:

Bugly
libnfix
libshella-2.9.1.2
libufix
nfix
tnet-3.1
ufix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-GCM-NoPadding
DES-CBC-PKCS5Padding

Uses special library to hide executable bytecode.

Gets information about network.

Gets information about phone status (number, IMEI, etc.).

Displays its own windows over windows of other apps.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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