Android.RemoteCode.379

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) p3.x####.cc:80
TCP(HTTP/1.1) p2.x####.cc:80
TCP(HTTP/1.1) c.d####.mob.com:80
TCP(HTTP/1.1) p1.x####.cc:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) up####.sdk.jig####.cn:80
TCP(HTTP/1.1) d####.d####.mob.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) log.r####.com:80
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(HTTP/1.1) p.x####.cc:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) a.x####.cc:80
TCP(TLS/1.0) ssl.gst####.com:443
TCP(TLS/1.0) api.s####.com:443
TCP(TLS/1.0) www.go####.com:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) www.go####.nl:443
TCP(TLS/1.0) s####.j####.cn:443
TCP(TLS/1.0) adser####.go####.com:443
TCP(TLS/1.0) 1####.217.20.110:443
TCP 1####.121.49.91:7006
UDP s.j####.cn:19000

DNS requests:

a####.exc.mob.com
a####.u####.com
a.x####.cc
adser####.go####.com
api.s####.com
api.s####.mob.com
c.d####.mob.com
d####.d####.mob.com
log.r####.com
m.d####.mob.com
p.x####.cc
p1.x####.cc
p2.x####.cc
p3.x####.cc
s####.j####.cn
s.j####.cn
ssl.gst####.com
up####.sdk.jig####.cn
www.go####.com
www.go####.nl
www.gst####.com

HTTP GET requests:

log.r####.com/receive/gettime
m.d####.mob.com/v4/cconf?appkey=####&plat=####&apppkg=####&appver=####&n...
p.x####.cc/download/bootPage_Android_20180409.png
p1.x####.cc/app/2017/guide3.png
p2.x####.cc/app/2017/guide1.png
p3.x####.cc/app/2017/guide2.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/visitolLogin
a.x####.cc/appService/api/y/addLoginLogByStartUp
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/batch
log.r####.com/receive/pkginfo
log.r####.com/receive/tkio/install
log.r####.com/receive/tkio/startup
up####.sdk.jig####.cn/v1/push/sdk/postlist

Modified file system:

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/####/6b86e612e783d034cb44df0c15899fad004417a3a259cc7....0.tmp
/data/data/####/734c8b2bad00cb52332abd41dc06ba634f76a68f3bc0591....0.tmp
/data/data/####/7f3ea71ead83d6a4e2826c70873f4a534e089162685cde6....0.tmp
/data/data/####/8d53eb2ede1406ec9702087984f2fd92fd1adbb2f5c4d5a....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/####/ca0b6b93a1d71a30456a0c5b574e919325ddf9a216350d8....0.tmp
/data/data/####/cc.db
/data/data/####/cc.db-journal
/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.xgbuy.xg_preferences.xml
/data/data/####/com.xgbuy.xg_preferences.xml (deleted)
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f58507d804068d542106f5f073cc39e937ed23c57c43c1f....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/####/share_sdk_1
/data/data/####/sharesdk.db-journal
/data/data/####/sobot_chat_20180428_log.txt
/data/data/####/sobot_config.xml
/data/data/####/top_time_0
/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
/data/media/####/bootPage_Android_20180409.png

Miscellaneous:

Executes next 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.

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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