Android.Backdoor.2189

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Backdoor.657.origin

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) ga####.lotu####.com:80
TCP(HTTP/1.1) q####.a####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(TLS/1.0) q####.a####.com:443
TCP(TLS/1.0) ga####.lotu####.com:443
TCP(TLS/1.0) schedul####.w####.com:443
TCP(TLS/1.0) s1-wacd####.b0.a####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5226

DNS requests:

7j####.c####.z0.####.com
8.w####.com
black####.w####.com
c####.g####.ig####.com
c-h####.g####.com
co####.w####.com
dyn.w####.com
ffm.w####.com
ga####.lotu####.com
js.lotu####.com
microse####.w####.com
mo####.w####.com
msgce####.w####.com
on####.lotu####.com
pub-####.qin####.com
s####.w####.com
s1.w####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t####.fun####.cn
www.w####.com

HTTP GET requests:

q####.a####.com/trinity/white-list.json
t####.c####.q####.####.com/tdata_Rnl693
t####.c####.q####.####.com/tdata_Soq141
t####.c####.q####.####.com/tdata_fEV688
t####.c####.q####.####.com/tdata_siA393
ti####.c####.l####.####.com/config/hz-hzv3.conf
ti####.c####.l####.####.com/tdata_EDT369

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
ga####.lotu####.com/?st=####&sv=####&tm=####&sid=uDA####&apn=####&ct=###...
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/-1615535442-964115604
/data/data/####/-1615535442-976232635
/data/data/####/-1934126355-2014325266
/data/data/####/-1948511248-462762533
/data/data/####/-318727932-1157332313
/data/data/####/-453452419280009080
/data/data/####/.jg.ic
/data/data/####/1025415520-1388930502
/data/data/####/1723110158-663801499
/data/data/####/1f4bb4e17713
/data/data/####/2CD91DE9A0F1D93BFFAEF848DEF79462
/data/data/####/37A6259CC0C1DAE299A7866489DFF0BD-0
/data/data/####/38D67BC12546937E15261EDD18F6C1E6-0
/data/data/####/86433282-57068305
/data/data/####/ApplicationCache.db-journal
/data/data/####/E051D53CDD5359BB3251AFCA9536928A-0
/data/data/####/Hawk2.xml
/data/data/####/MultiDex.lock
/data/data/####/app_preferences.xml
/data/data/####/com.hangzhoucaimi.financial-journal
/data/data/####/com.hangzhoucaimi.financial_preferences.xml
/data/data/####/com.sensorsdata.analytics.android.sdk.SensorsDataAPI.xml
/data/data/####/com.wacai.android.skyline.xml
/data/data/####/cpugpuinfo
/data/data/####/crypto.KEY_256.xml
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/dso_deps
/data/data/####/dso_lock
/data/data/####/dso_manifest
/data/data/####/dso_state
/data/data/####/f_000001
/data/data/####/f_000002
/data/data/####/f_000003
/data/data/####/f_000004
/data/data/####/finance_cache_preference.xml
/data/data/####/finances.db
/data/data/####/finances.db-journal
/data/data/####/fingerprint.xml
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libjiagu845359121.so
/data/data/####/lotuseed.apps
/data/data/####/lotuseed.lock
/data/data/####/lotuseed.s
/data/data/####/lotuseed.task
/data/data/####/lotuseed_global.xml
/data/data/####/lotuseed_main.xml
/data/data/####/message.db-journal
/data/data/####/message_center_preferences.xml
/data/data/####/monitor.db
/data/data/####/monitor.db-journal
/data/data/####/multidex.version.xml
/data/data/####/neutron-cache.info
/data/data/####/push.pid
/data/data/####/pushSdkFile.xml
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/sensorsdata.xml
/data/data/####/sharePreferencePatch.xml
/data/data/####/tdata_Rnl693
/data/data/####/tdata_Rnl693.jar
/data/data/####/tdata_Soq141
/data/data/####/tdata_Soq141.jar
/data/data/####/tdata_fEV688
/data/data/####/tdata_fEV688.jar
/data/data/####/tdata_siA393
/data/data/####/tdata_siA393.jar
/data/data/####/trinity-config.info
/data/data/####/wacai.host
/data/data/####/wacai_preferences.xml
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/media/####/.SDCardSerialNumber
/data/media/####/.nomedia
/data/media/####/4446
/data/media/####/4d67217e6ae64ea3314965e56e7f31d9484d6c3157b2c4....0.tmp
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.hangzhoucaimi.financial.bin
/data/media/####/com.hangzhoucaimi.financial.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/journal.tmp
/data/media/####/lotuseed.devid
/data/media/####/tdata_Rnl693
/data/media/####/tdata_Soq141
/data/media/####/tdata_fEV688
/data/media/####/tdata_siA393
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/com.wacai.android.pushsdk.service.GeTuiPushService 25727 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
df
mount
ps
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.wacai.android.pushsdk.service.GeTuiPushService 25727 300 0

Loads the following dynamic libraries:

conceal
getuiext2
libjiagu845359121

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CFB-NoPadding
AES-ECB-PKCS5Padding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES
AES-CBC-PKCS5Padding
AES-ECB-PKCS5Padding

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.

Gets information about running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

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