Android.RemoteCode.1014

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.RemoteCode.127.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) up####.sdk.jig####.cn:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(TLS/1.0) 1####.217.17.46:443
TCP(TLS/1.0) api.s####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) 2####.58.211.110:443
TCP(TLS/1.0) na61-####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) z####.szaia####.com:443
TCP(TLS/1.0) hs.cb####.com:443
TCP(TLS/1.0) s####.j####.cn:443
TCP(TLS/1.0) hs-pa####.b0.a####.com:443
UDP 1####.168.106.1:137
UDP 1####.42.123.47:44454
UDP 1####.42.123.47:44449
TCP 1####.230.236.21:7010
UDP 1####.42.123.47:44445
UDP 1####.42.123.47:44444
UDP 1####.42.123.47:44447
UDP 1####.42.123.47:44446
UDP s.j####.cn:19000
UDP 1####.42.123.47:44448
UDP 1####.42.123.47:44452
UDP 1####.42.123.47:44453
UDP 1####.42.123.47:44450
UDP 1####.42.123.47:44451

DNS requests:

and####.b####.qq.com
api.s####.com
hs-pa####.s####.com
hs.cb####.com
log.u####.com
plb####.u####.com
s####.j####.cn
s####.la####.com
s.j####.cn
sec.u####.com
u####.u####.com
up####.sdk.jig####.cn
z####.szaia####.com

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####
up####.sdk.jig####.cn/v1/push/sdk/postlist

Modified file system:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/53ad6c71-8992-4981-99f0-e17dd82777be
/data/data/####/60847c85-6266-4008-97b6-c1dbcc3756f9
/data/data/####/6b121829-8b7b-4488-ba76-3c07e575149f
/data/data/####/7fd8263c-4852-47df-89d5-71a32ced52c3
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/JPushSA_Config.xml
/data/data/####/MultiDex.lock
/data/data/####/appPackageNames_v2
/data/data/####/be7b7b05-7ca6-433e-b4b8-e26585aa3a9b
/data/data/####/bugly_db_-journal
/data/data/####/c940ac17-6a67-46db-a078-c2ebda8c6d18
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.sunnsoft.laiai;pushcoree61ea4b5eab24b689e97...77.xml
/data/data/####/com.sunnsoft.laiaie61ea4b5eab24b689e97b1bc3c257977.xml
/data/data/####/crashrecord.xml
/data/data/####/d934e6c2-5044-44d1-a146-08510584fff6
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/i==1.2.0&&2.3.1_1539598237656_envelope.log
/data/data/####/i==1.2.0&&2.3.1_1539598248302_envelope.log
/data/data/####/i==1.2.0&&2.3.1_1539598260388_envelope.log
/data/data/####/i==1.2.0&&2.3.1_1539598293137_envelope.log
/data/data/####/index
/data/data/####/info.xml
/data/data/####/jb_sp.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/####/libjiagu2047352379.so
/data/data/####/local_crash_lock
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/security_info
/data/data/####/share.db-journal
/data/data/####/sobot_chat_20181015_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_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/zhuge
/data/data/####/zhuge-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/.umm.dat
/data/media/####/255633e1-f975-458f-b4f0-e0c2f879ad1f
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/phone_uuid.tmp
/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
/system/bin/sh -c type su
chmod 755 <Package Folder>/.jiagu/libjiagu2047352379.so
getprop
logcat -d -v threadtime
ls /sys/class/thermal

Loads the following dynamic libraries:

Bugly
jcore121
libjiagu2047352379
securityenv

Uses the following algorithms to encrypt data:

AES
AES-CBC-PKCS5Padding
AES-ECB-PKCS7Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
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.

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