Adware.Gexin.1830

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) reso####.msg.xi####.net:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) ip.ta####.com:80
TCP(HTTP/1.1) sni.c####.q####.####.net:80
TCP(TLS/1.0) daa.shu####.cn:443
TCP(TLS/1.0) sh.wagbr####.alibaba####.com:443
TCP(TLS/1.0) dcc.shu####.cn:443
TCP(TLS/1.0) api.shu####.cn:443
TCP(TLS/1.0) dai.shu####.cn:443
TCP(TLS/1.0) regi####.xm####.xi####.com:443
TCP(TLS/1.0) app####.c####.in:443
TCP 47.74.1####.155:5222
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5224
TCP 4####.62.94.2:443

DNS requests:

7j####.c####.z0.####.com
and####.b####.qq.com
api.shu####.cn
app####.c####.in
c####.g####.ig####.com
c-h####.g####.com
daa.shu####.cn
dai.shu####.cn
dcc.shu####.cn
ip.ta####.com
plb####.u####.com
pub-####.qin####.com
regi####.xm####.xi####.com
reso####.msg.xi####.net
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
st####.shu####.cn
u####.u####.com

HTTP GET requests:

ip.ta####.com/service/getIpInfo2.php?ip=####
reso####.msg.xi####.net/gslb/?ver=####&type=####&conpt=d####&uuid=####&l...
sni.c####.q####.####.net/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_EDT356
t####.c####.q####.####.com/tdata_MkX219
t####.c####.q####.####.com/tdata_iGj879

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####

Modified file system:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/07eb98d08483
/data/data/####/1002
/data/data/####/1004
/data/data/####/Alvin2.xml
/data/data/####/BUGLY_COMMON_VALUES.xml
/data/data/####/ContextData.xml
/data/data/####/MultiDex.lock
/data/data/####/XMPushServiceConfig.xml
/data/data/####/bugly_db_
/data/data/####/bugly_db_-journal
/data/data/####/cn.suncloud.kopak.BETA_VALUES.xml
/data/data/####/cn.suncloud.kopak.BETA_VALUES.xml.bak
/data/data/####/cn.suncloud.kopak.BETA_VALUES.xml.bak (deleted)
/data/data/####/cn.suncloud.kopak;pushservice
/data/data/####/cn.suncloud.kopak_dna.xml
/data/data/####/cn.suncloud.kopak_prefs.xml
/data/data/####/cn.suncloud.kopak_prefs.xml.bak
/data/data/####/config.xml
/data/data/####/crashrecord.xml
/data/data/####/deviceid.xml.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/geofencing.db
/data/data/####/geofencing.db-journal
/data/data/####/getui_sp.xml
/data/data/####/growing.db
/data/data/####/growing.db-journal
/data/data/####/growing_persist_data.xml
/data/data/####/growing_profile.xml
/data/data/####/gx_sp.xml
/data/data/####/i==1.2.0&&5.2.2_1535445862200_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/ir
/data/data/####/ixintui_plugin.dex
/data/data/####/ixintui_plugin.jar
/data/data/####/libjiagu957416492.so
/data/data/####/local_crash_lock
/data/data/####/mipush.xml
/data/data/####/mipush.xml.bak
/data/data/####/mipush_account.xml
/data/data/####/mipush_extra.xml
/data/data/####/msgs.xml
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/pref_registered_pkg_names.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/sausage.xml
/data/data/####/security_info
/data/data/####/stat_plugin.dex
/data/data/####/stat_plugin.jar
/data/data/####/tdata_MkX219
/data/data/####/tdata_MkX219.jar
/data/data/####/tdata_iGj879
/data/data/####/tdata_iGj879.jar
/data/data/####/tiny_data.data
/data/data/####/tiny_data.lock
/data/data/####/ua.db
/data/data/####/ua.db-journal
/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/####/wealth.xml
/data/data/####/zdtredbaganim.xml
/data/media/####/._driver.dat
/data/media/####/._system.dat
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.aio.dat
/data/media/####/.cca.dat
/data/media/####/.nomedia
/data/media/####/.umm.dat
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/_android.dat
/data/media/####/_driver.dat
/data/media/####/_system.dat
/data/media/####/aio.dat
/data/media/####/app.db
/data/media/####/cn.suncloud.kopak.bin
/data/media/####/cn.suncloud.kopak.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/tdata_MkX219
/data/media/####/tdata_iGj879
/data/media/####/test.log

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
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.base.GetuiPushService 24712 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu957416492.so
date
df
getprop
id
logcat -d -v threadtime
ls /dev/socket
ls /sys/class/thermal
ls /system/fonts
mkdir -p <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/
mount
ps
service call iphonesubinfo 1
sh -c cat
sh -c cat /proc/meminfo
sh -c cat /proc/sys/kernel/osrelease
sh -c cat /proc/sys/kernel/random/boot_id
sh -c cat /proc/sys/kernel/random/uuid
sh -c cat /proc/uptime
sh -c cat /sys/block/mmcblk0/device/cid
sh -c cat /sys/class/net/eth0/address
sh -c cat /sys/class/net/eth1/address
sh -c cat /sys/class/net/eth2/address
sh -c cat <SD-Card>/../../../../../..<SD-Card>/..ccdid
sh -c cat <SD-Card>/../../../../../..<SD-Card>/._android.dat
sh -c cat <SD-Card>/../../../../../..<SD-Card>/._driver.dat
sh -c cat <SD-Card>/../../../../../..<SD-Card>/._system.dat
sh -c cat <SD-Card>/../../../../../..<SD-Card>/.aio.dat
sh -c cat <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/.ccdid
sh -c cat <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/_android.dat
sh -c cat <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/_driver.dat
sh -c cat <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/_system.dat
sh -c cat <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/aio.dat
sh -c cd /proc/;cat cpuinfo
sh -c cd /proc/net/ && cat arp
sh -c cd /proc/self/;cat status
sh -c cd /sys/class/net/eth0/ && cat address
sh -c cd /sys/class/net/wlan0/ && cat address
sh -c echo ODQzQzUyMDczMDBFRTQ5ODk4M0FEQkJGRDFENDYwQTBFOTQ5NjQ6QzhGOUMyOkU4MzdFRQ== > <SD-Card>/../../../../../..<SD-Card>/._driver.dat
sh -c echo ODQzQzUyMDczMDBFRTQ5ODk4M0FEQkJGRDFENDYwQTBFOTQ5NjQ6QzhGOUMyOkU4MzdFRQ== > <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/_driver.dat
sh -c echo OTc0QjA1RDEzRDgwOUE2RUUxMzc3MkIyRUJFNDJDNTExMEQ3RjQ6RTM5QzUxOkZDOTc5Nw== > <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/_android.dat
sh -c echo QjU4NUVFQTBCMEQ3MkI1Mzg5QjM5ODQ1MzQ1NUNFMDMzQzdBQjU6ODg2Qzc4OjI3RERDMw== > <SD-Card>/../../../../../..<SD-Card>/._system.dat
sh -c echo QjU4NUVFQTBCMEQ3MkI1Mzg5QjM5ODQ1MzQ1NUNFMDMzQzdBQjU6ODg2Qzc4OjI3RERDMw== > <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/_system.dat
sh -c echo RjFCNUEwODIxODBFMzc3RDRDNjZDNDNGNDA1RTJDMDAxNTM1NDQ1OTMw > <SD-Card>/../../../../../..<SD-Card>/.aio.dat
sh -c echo RjFCNUEwODIxODBFMzc3RDRDNjZDNDNGNDA1RTJDMDAxNTM1NDQ1OTMw > <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/aio.dat
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.base.GetuiPushService 24712 300 0

Loads the following dynamic libraries:

Bugly
du
getuiext2
libjiagu957416492

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-GCM-NoPadding
RSA
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-GCM-NoPadding
desede-CBC-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.

Technologies

Begriffe

Schulung und Training

Mythen

Technical information

Curing recommendations

Free trial