Android.Backdoor.735

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Backdoor.637.origin
Android.DownLoader.596.origin
Android.Triada.377.origin

Downloads the following detected threats from the Web:

Android.Backdoor.636.origin

Prompts to install third-party applications.

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) mo####.ultrapr####.com:80
TCP(HTTP/1.1) adman####.android####.info:80
TCP(HTTP/1.1) p####.hiwec####.com:8085
TCP(HTTP/1.1) acc####.thefunn####.com:8100
TCP(HTTP/1.1) d####.appsco####.com:80
TCP(HTTP/1.1) sm####.m####.com:80
TCP(HTTP/1.1) as####.hiwec####.com:7756
TCP(HTTP/1.1) r####.android####.info:80
TCP(HTTP/1.1) acc####.thefunn####.com:80
TCP(HTTP/1.1) w####.m####.in:80
TCP(HTTP/1.1) p####.hiwec####.com:80
TCP(HTTP/1.1) gpu####.m####.com:8080
TCP(HTTP/1.1) pac####.ultrapr####.com:80
TCP(HTTP/1.1) g####.m####.com:80
TCP(HTTP/1.1) a####.wallh####.cc:80
TCP(TLS/1.0) ssl.gst####.com:443
TCP(TLS/1.0) ma####.bootstr####.com:443
TCP(TLS/1.0) a####.wallh####.cc:443
TCP(TLS/1.0) c####.cloudf####.com:443
TCP(TLS/1.0) www.go####.com:443
TCP(TLS/1.0) www.google-####.com:443
TCP(TLS/1.0) c####.jq####.com:443
TCP(TLS/1.0) p####.google####.com:443

DNS requests:

106.17.217.####.arpa
131.17.217.####.arpa
141.17.217.####.arpa
174.212.58.####.arpa
74.20.217.####.arpa
a####.wallh####.cc
acc####.thefunn####.com
acco####.go####.com
adman####.android####.info
as####.hiwec####.com
b####.android####.info
c####.cloudf####.com
c####.jq####.com
d####.appsco####.com
f####.google####.com
f####.gst####.com
g####.m####.com
gpu####.m####.com
hijo####.thefunn####.com
loading####.mids####.info
ma####.bootstr####.com
mo####.ultrapr####.com
mt####.go####.com
p####.google####.com
p####.hiwec####.com
pac####.ultrapr####.com
r####.android####.info
r####.hiwec####.com
sm####.m####.com
ssl.gst####.com
st####.wallh####.cc
w####.m####.in
w####.m####.in.info
wallpa####.wallh####.cc
www.go####.com
www.google####.com
www.google-####.com

HTTP GET requests:

a####.wallh####.cc/
a####.wallh####.cc/search?categories=####&resolutions=####&purity=####&r...
acc####.thefunn####.com/soft/59b1ed77a2edd.zip
acc####.thefunn####.com/soft/59f9b84c64333.zip
acc####.thefunn####.com/soft/5a178918b9258.zip
acc####.thefunn####.com/soft/5a1d192c526b3.zip
acc####.thefunn####.com/soft/5a3b83fe10153.zip
acc####.thefunn####.com/soft/5a5ec0e206ebd.zip
acc####.thefunn####.com/soft/5a5ee9008bd30.zip
acc####.thefunn####.com/soft/5a7286ef127b0.zip
acc####.thefunn####.com/soft/5a797e2b3140b.zip
acc####.thefunn####.com/soft/5a92682bdfdbe.zip
adman####.android####.info/OffersApi/lanjie?publisher_id=####&slot=####&...
pac####.ultrapr####.com/Uploads/sdk/171212_fixservice-debug_10000_2_2.0_...
r####.android####.info/api/getSdk
r####.android####.info/api/getSelfUpdate?is_test=####&version=####&
r####.android####.info/api/timeInterval
r####.android####.info/upload/Selfupdate/20171213084930.7z
sm####.m####.com/Api/Partners/initOpen?tag=####&version=####
w####.m####.in/api/initOpen?tag=####&version=####&game_id=####

HTTP POST requests:

acc####.thefunn####.com:8100/Update/dystat
acc####.thefunn####.com:8100/Update/packageManageUpdate
acc####.thefunn####.com:8100/Update/packageUpdateResult
as####.hiwec####.com:7756/goclient/gettask
d####.appsco####.com/androidplus/?c=####&a=####
g####.m####.com/Grab/ip
gpu####.m####.com:8080/go/api
mo####.ultrapr####.com/index.php?c=####&m=####
p####.hiwec####.com/golang/get
p####.hiwec####.com:8085/fiddler/get
r####.android####.info/api/dystat
r####.android####.info/api/getPhoneDeviceInfo
r####.android####.info/api/tempLogInfo
w####.m####.in/api/getpagenew

Modified file system:

Creates the following files:

/data/local/####/getprop_c
/data/local/####/libfilesystem_monitor.so
/data/local/####/setprop_c
/data/local/####/zlt
/data/local/####/zlt_conf
/data/local/####/zltcheck
/data/local/####/zltdaemon
/system/app/bart.apk
/system/bin/getprop_c
/system/bin/setprop_c
<Package Folder>/cache/####/data_0
<Package Folder>/cache/####/data_1
<Package Folder>/cache/####/data_2
<Package Folder>/cache/####/data_3
<Package Folder>/cache/####/index
<Package Folder>/databases/webview.db-journal
<Package Folder>/databases/webviewCookiesChromium.db-journal
<Package Folder>/files/####/17131726
<Package Folder>/files/####/59b1ed77a2edd.zip
<Package Folder>/files/####/59f9b84c64333.zip
<Package Folder>/files/####/5a178918b9258.zip
<Package Folder>/files/####/5a1d192c526b3.zip
<Package Folder>/files/####/5a3b83fe10153.zip
<Package Folder>/files/####/5a5ec0e206ebd.zip
<Package Folder>/files/####/5a5ee9008bd30.zip
<Package Folder>/files/####/5a7286ef127b0.zip
<Package Folder>/files/####/5a797e2b3140b.zip
<Package Folder>/files/####/5a92682bdfdbe.zip
<Package Folder>/files/####/classes.dex
<Package Folder>/files/####/getprop_c
<Package Folder>/files/####/libfilesystem_monitor.so
<Package Folder>/files/####/libkrsdk.so
<Package Folder>/files/####/libnativeUtil.so
<Package Folder>/files/####/libso1.so
<Package Folder>/files/####/libun7z.so
<Package Folder>/files/####/runtime
<Package Folder>/files/####/setprop_c
<Package Folder>/files/####/source.zip
<Package Folder>/files/####/zlt
<Package Folder>/files/####/zlt.7z
<Package Folder>/files/####/zlt.7z_tmp
<Package Folder>/files/####/zltcheck
<Package Folder>/files/####/zltdaemon
<Package Folder>/files/12c708bcdfa9cc5e03c1be6073378622
<Package Folder>/shared_prefs/<Package>_preferences.xml
<Package Folder>/shared_prefs/<Package>_preferences.xml.bak
<Package Folder>/shared_prefs/com.musenkishi.wally.sharedpreferences.xml
<Package Folder>/shared_prefs/com.solo.adsdk.preference.pkg.xml
<Package Folder>/shared_prefs/com.solo.adsdk.preference.user.xml
<Package Folder>/shared_prefs/config.xml
<Package Folder>/shared_prefs/get_ip_file.xml
<Package Folder>/shared_prefs/interval_config.xml
<Package Folder>/shared_prefs/log.xml
<Package Folder>/shared_prefs/public_sp.xml
<Package Folder>/shared_prefs/receive_time_file.xml
<Package Folder>/shared_prefs/sbys.xml
<Package Folder>/shared_prefs/sbysc.xml
<Package Folder>/shared_prefs/share_params.xml
<Package Folder>/shared_prefs/toor.xml
<SD-Card>/.android/juuid.bk
<SD-Card>/.androidID
<SD-Card>/.recordinterval
<SD-Card>/.temp/pureSdk
<SD-Card>/Android/####/.nomedia
<SD-Card>/Android/####/bart.apk
<SD-Card>/Android/####/bart.apk_tmp

Miscellaneous:

Executes next shell scripts:

app_process /system/bin com.android.commands.pm.Pm install -r <SD-Card>/Android/data/<Package>/files/lxtemp/bart.apk
cat /sys/class/net/wlan0/address
chmod -R 777 /data/data/com.android.vending
chmod -R 777 /data/data/com.google.android.gms
chmod -R 777 /data/data/com.google.android.gsf
chmod -R 777 /data/local/fakeData/uploadData/GO_TEMP/
chmod -R 777 /data/system/users/0
chmod 644 /system/app/bart.apk
chmod 755 getprop_c setprop_c getprop setprop
chmod 777 /data/local/tmp/lt
chmod 777 /data/local/tmp/lt/zlt_conf
chmod 777 getprop_c libfilesystem_monitor.so setprop_c zlt zltcheck zltdaemon
chown root:shell getprop_c setprop_c getprop setprop
cp -rf /data/data/com.android.vending/shared_prefs/finsky.xml /data/local/fakeData/uploadData/GO_TEMP/finsky.xml
cp -rf /data/data/com.google.android.gms/shared_prefs/Checkin.xml /data/local/fakeData/uploadData/GO_TEMP/Checkin.xml
cp -rf /data/data/com.google.android.gms/shared_prefs/CheckinLogging.xml /data/local/fakeData/uploadData/GO_TEMP/CheckinLogging.xml
cp -rf /data/data/com.google.android.gms/shared_prefs/CheckinService.xml /data/local/fakeData/uploadData/GO_TEMP/CheckinService.xml
cp -rf /data/data/com.google.android.gms/shared_prefs/adid_settings.xml /data/local/fakeData/uploadData/GO_TEMP/adid_settings.xml
cp -rf /data/data/com.google.android.gms/shared_prefs/com.google.android.gcm.xml /data/local/fakeData/uploadData/GO_TEMP/com.google.android.gcm.xml
cp -rf /data/data/com.google.android.gsf/databases/gservices.db /data/local/fakeData/uploadData/GO_TEMP/gservices.db
cp -rf /data/data/com.google.android.gsf/databases/gservices.db-journal /data/local/fakeData/uploadData/GO_TEMP/gservices.db-journal
cp -rf /data/local/tmp/lt/getprop_c /data/local/tmp/lt/setprop_c /system/bin
cp -rf /data/system/users/0/accounts.db /data/local/fakeData/uploadData/GO_TEMP/accounts.db
cp -rf /data/system/users/0/accounts.db-journal /data/local/fakeData/uploadData/GO_TEMP/accounts.db-journal
cp -rf zltcheck getprop_c zltdaemon setprop_c libfilesystem_monitor.so zlt /data/local/tmp/lt
cp <SD-Card>/Android/data/<Package>/files/lxtemp/bart.apk /system/app/bart.apk
getprop ro.product.cpu.abi
getprop ro.product.cpu.abi2
grep zlt
ln -s getprop_c getprop
ln -s setprop_c setprop
mkdir /data/local/fakeData/uploadData
mkdir /data/local/fakeData/uploadData/GO_TEMP
mkdir /data/local/tmp/lt
mount -o remount,rw /data
mount -o remount,rw /system
ping -c 3 -w 10 accounts.google.com
ping -c 3 -w 10 android.clients.google.com
ping -c 3 -w 10 play.googleapis.com
ping -c 3 -w 10 ssl.gstatic.com
ping -c 3 -w 10 www.googleapis.com
ping -c 4 174.139.72.164
ps
rm getprop setprop
sh
su

Loads the following dynamic libraries:

libkrsdk
libso1
libun7z
nativeUtil
so1

Uses the following algorithms to encrypt data:

AES-ECB-PKCS5Padding
DES

Uses the following algorithms to decrypt data:

AES-ECB-PKCS5Padding
DES

Uses elevated priveleges.

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.

技术

术语

教育培训

误区

Technical information

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