Android.RemoteCode.4120

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.RemoteCode.127.origin

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) p4.x####.cc:80
TCP(HTTP/1.1) d####.d####.mob.com:80
TCP(HTTP/1.1) log.r####.com:80
TCP(HTTP/1.1) c.d####.mob.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(HTTP/1.1) a.x####.cc:80
TCP(HTTP/1.1) p2.x####.cc:80
TCP(HTTP/1.1) p3.x####.cc:80
TCP(TLS/1.0) api.s####.com:443
TCP(TLS/1.0) s####.j####.cn:443
UDP s.j####.cn:19000
TCP 1####.202.138.13:7002
TCP 1####.121.49.81:7010

DNS requests:

a####.exc.mob.com
a####.u####.com
a.x####.cc
api.s####.com
api.s####.mob.com
c.d####.mob.com
d####.d####.mob.com
log.r####.com
m.d####.mob.com
p2.x####.cc
p3.x####.cc
p4.x####.cc
s####.j####.cn
s.j####.cn
sis.j####.io
up####.sdk.jig####.cn

HTTP GET requests:

log.r####.com/receive/gettime
m.d####.mob.com/v4/cconf?appkey=####&plat=####&apppkg=####&appver=####&n...
p2.x####.cc/app/2017/guide1.png
p2.x####.cc/common/2017/120252_4623.png
p2.x####.cc/common/2017/120458_652.png
p2.x####.cc/common/2017/120648_8619.png
p3.x####.cc/app/2017/guide2.png
p3.x####.cc/app/2017/guide3.png
p3.x####.cc/common/2017/120227_6982.png
p3.x####.cc/common/2017/120317_1774.png
p3.x####.cc/common/2017/120342_9177.png
p3.x####.cc/common/2017/120520_130.png
p3.x####.cc/common/2017/120619_6870.png
p3.x####.cc/common/2017/122257_1320.png
p4.x####.cc/common/2017/120206_7761.png
p4.x####.cc/common/2017/120422_9957.png
p4.x####.cc/common/2017/120715_7151.png

HTTP POST requests:

a####.exc.mob.com/errconf
a####.u####.com/app_logs
a.x####.cc/appService/api/n/getConfigDataType
a.x####.cc/appService/api/n/getMemberFavoritesList
a.x####.cc/appService/api/n/visitolLogin
api.s####.mob.com/conf5
api.s####.mob.com/conn
api.s####.mob.com/log4
api.s####.mob.com/snsconf
c.d####.mob.com/v3/cdata
d####.d####.mob.com/dgen
d####.d####.mob.com/dinfo
d####.d####.mob.com/dsign
log.r####.com/receive/pkginfo
log.r####.com/receive/tkio/install
log.r####.com/receive/tkio/register
log.r####.com/receive/tkio/startup

File system changes:

Creates the following files:

/data/data/####/.duid
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.mrecord
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/.vpl_lock
/data/data/####/002cb7e8a4a5d54d5130313a00fbdc382bba678a4308ef6....0.tmp
/data/data/####/23f612f3f1f66197cfc588e0d8c778540347f6e30f572d1....0.tmp
/data/data/####/33cf9c60fdc3d6d82497853095a066f46e0870653decafe....0.tmp
/data/data/####/3de930f2f1ab59aa8b6a3616360566e61dfb9a7e8b4d234....0.tmp
/data/data/####/3f755987706b61f7e18c37b54b3ca13043d2a0b14046c9a....0.tmp
/data/data/####/65df08e6181c219d39922a0f3911e38eea6126a48a04bd9....0.tmp
/data/data/####/791149883211fcc31a12d2225b6e9335d747f0ecc3d9694....0.tmp
/data/data/####/7f3ea71ead83d6a4e2826c70873f4a534e089162685cde6....0.tmp
/data/data/####/8d53eb2ede1406ec9702087984f2fd92fd1adbb2f5c4d5a....0.tmp
/data/data/####/8fbd1107e61b99ed4714ad8bde353379e88321866769c7c....0.tmp
/data/data/####/JPushSA_Config.xml
/data/data/####/Reyun.db
/data/data/####/Reyun.db-journal
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/appPackageNames
/data/data/####/c21cd0dd405435421eb3e976e555d0e5f99814f461cffbf....0.tmp
/data/data/####/c69aec83e81565bbc6ec96d8261a56f2bb43c5424d0f3d2....0.tmp
/data/data/####/ca0b6b93a1d71a30456a0c5b574e919325ddf9a216350d8....0.tmp
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/cff935dc4245820c2cf00df96550190a373b81efc32c217....0.tmp
/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/####/cn.jpush.preferences.v2.xml.bak
/data/data/####/com.xgbuy.xg_preferences.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f445e5ddca9bd57d95ddb2b95c8d3de7ad1b4b3ec4c7333....0.tmp
/data/data/####/f58507d804068d542106f5f073cc39e937ed23c57c43c1f....0.tmp
/data/data/####/f58507d804068d542106f5f073cc39e937ed23c57c43c1f...292d.0
/data/data/####/f8cf1c9f9a426bf4043ff4ff3cbf710e0cc4c7be7268d32....0.tmp
/data/data/####/fe36076203758c1bca7f15ad27fabfc1850bccd45fe0c57....0.tmp
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/journal.tmp
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_local_notification.db
/data/data/####/jpush_local_notification.db-journal
/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/####/libjiagu.so
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/netflow.xml
/data/data/####/pkgInfo.xml
/data/data/####/reyunchannel_interval.xml
/data/data/####/reyunchannel_regInfo.xml
/data/data/####/share_sdk_1
/data/data/####/sharesdk.db-journal
/data/data/####/sobot_chat_20190331_log.txt
/data/data/####/sobot_config.xml
/data/data/####/trackAppIntall.xml
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/xinggou-journal
/data/media/####/.al
/data/media/####/.artc_lock
/data/media/####/.dh-journal
/data/media/####/.dhlock
/data/media/####/.di
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.lecd
/data/media/####/.lesd_lock
/data/media/####/.nulal
/data/media/####/.nulplt
/data/media/####/.pkg_lock
/data/media/####/.plst
/data/media/####/.push_deviceid
/data/media/####/.rc_lock
/data/media/####/.slw

Miscellaneous:

Executes the following shell scripts:

app_process /system/bin com.android.commands.pm.Pm list packages
chmod 755 <Package Folder>/.jiagu/libjiagu.so
grep -E -v root|shell|system
pm list packages
sh
top -d 0 -n 1

Loads the following dynamic libraries:

jcore112
libjiagu

Uses the following algorithms to encrypt data:

AES
AES-CBC-PKCS7Padding
AES-ECB-PKCS7Padding

Uses the following algorithms to decrypt data:

AES
AES-CBC-PKCS7Padding
AES-ECB-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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Manages Wi-Fi connectivity.

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