Android.RemoteCode.2776

Technical information

Malicious functions:

Sends SMS:

106901332942: rg|140|AhB3j.S11wiZPLfC4voMlAPLf5l4OMLO8Og5z74T387Rrn6gNxyHDlX0woeu4IFuBmZEw51.BKgEeAaO41E4Q,MslK01eWy8FyYvTCaroQs!

Executes code of the following detected threats:

Android.RemoteCode.907
Android.Spy.373.origin
Android.Xiny.1513

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) aexcep####.b####.qq.com:8011
TCP(HTTP/1.1) w####.cns####.com:9005
TCP(HTTP/1.1) 1####.55.93.104:9004
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) www.palmfun####.cn:80
TCP(HTTP/1.1) sdk.api.qiazhiw####.cn:10001
TCP(HTTP/1.1) sdk.api.qiazhiw####.cn:10002
TCP(HTTP/1.1) 1####.55.161.68:29092
TCP(HTTP/1.1) gdv.a.s####.com:80
TCP(HTTP/1.1) 1####.129.132.111:8001
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443

DNS requests:

a####.b####.qq.com
aexcep####.b####.qq.com
and####.b####.qq.com
i####.api.qiazhiw####.cn
i####.api.qiazhiw####.cn
plb####.u####.com
pv.s####.com
re####.api.qiazhiw####.cn
sdk.api.qiazhiw####.cn
u####.u####.com
w####.cns####.com
www.palmfun####.cn

HTTP GET requests:

gdv.a.s####.com/cityjson?ie=####

HTTP POST requests:

aexcep####.b####.qq.com:8011/rqd/async
aexcep####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
sdk.api.qiazhiw####.cn:10001/v2/adconfig/get?app_id=####&t=####
sdk.api.qiazhiw####.cn:10001/v2/bag/monitor?app_id=####&t=####
sdk.api.qiazhiw####.cn:10001/v2/sdk/init?app_id=####&t=####
sdk.api.qiazhiw####.cn:10001/v2/update/check?app_id=####&t=####
sdk.api.qiazhiw####.cn:10002/v2/sdk/init?app_id=####&t=####
w####.cns####.com:9005/csk/c_s/g_f.json
w####.cns####.com:9005/csk/st_c/cn_i_sec.json
w####.cns####.com:9005/csk/st_c/cn_sk_Order.json
w####.cns####.com:9005/csk/st_c/cn_sk_login.json
w####.cns####.com:9005/csk/st_c/cn_sk_specialVersion.json
w####.cns####.com:9005/csk/st_c/cn_sk_tj.json
w####.cns####.com:9005/csk/st_c/getst_tegy.json
www.palmfun####.cn/fee/active
www.palmfun####.cn/fee/searchpc

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.imprint
/data/data/####/SP_REPLACE_CLASSLOADER_CLASS_NAME.xml
/data/data/####/a41ef78f80bd3e308dc65bb85a782673.xml
/data/data/####/app_test.apk
/data/data/####/app_test.dex (deleted)
/data/data/####/brushs.xml
/data/data/####/brushs.xml.bak (deleted)
/data/data/####/bugly_db_legu-journal
/data/data/####/c8ef51bca7c6ca597d96a5924f5daec5.xml
/data/data/####/c8ef51bca7c6ca597d96a5924f5daec5.xml.bak
/data/data/####/cds.xml
/data/data/####/com.android.kong.tiao_preferences.xml
/data/data/####/config50092.xml
/data/data/####/core.jar
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ3NTQ3ODg1NDg4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ3NTQ3OTIxNTAx;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ3NTQ3OTMzMTMz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ3NTQ3OTQzODEz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ3NTQ3OTcwNTQ1;
/data/data/####/db3284fc93bacac81bd058e5fb28483c.xml
/data/data/####/e5a7fd91687a94e8eba9a721ad5e9ded.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/fmoonStore.db
/data/data/####/fmoonStore.db-journal
/data/data/####/i==1.2.0&&1.0_1547547885558_envelope.log
/data/data/####/info.xml
/data/data/####/jiepay_config.xml
/data/data/####/jiepayplugin.apk
/data/data/####/jiepayplugin.dex
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.0.2.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/mix.dex
/data/data/####/native_record_lock
/data/data/####/new_md.dex
/data/data/####/new_md.jar
/data/data/####/nn_app.xml
/data/data/####/order_sp.xml
/data/data/####/order_sp.xml (deleted)
/data/data/####/security_info
/data/data/####/shunpay_config
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/webview.db
/data/data/####/webview.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.umm.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-2.9.0.2.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.product.cpu.abi
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
cocos2dcpp
fmouse
libnfix
libshella-2.9.0.2
libufix
nfix
shunpay
ufix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES
AES-CBC-PKCS5Padding
AES-GCM-NoPadding
DES

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.

Parses information from SMS.

Gets information about sent/received SMS.

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