Android.Gexin.1376

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Gexin.1

Network activity:

Connects to:

UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) ipv6-wi####.appl####.com.####.net:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(TLS/1.0) ser####.sponso####.com:443
TCP(TLS/1.0) d####.fl####.com:443
TCP(TLS/1.0) 2####.58.215.106:443
TCP(TLS/1.0) 1####.250.186.195:443
TCP(TLS/1.0) safebro####.google####.com:443
TCP(TLS/1.0) l####.chartb####.com:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) im####.appli####.com:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.2) 1####.250.203.206:443
TCP(TLS/1.2) 2####.58.208.202:443
TCP(TLS/1.2) 1####.217.16.3:443
TCP sdk.o####.t####.####.net:5224
TCP cm-1####.g####.com:5225

DNS requests:

7j####.c####.z0.####.com
a.appj####.com
a.appl####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
d####.fl####.com
d.appl####.com
en####.f####.com
en####.f####.com.####.8
en####.sponso####.com
en####.sponso####.com.####.8
im####.appli####.com
instant####.google####.com
l####.chartb####.com
m####.go####.com
md####.google####.com
rt.appl####.com
s####.uni####.com
s####.uni####.com.####.8
safebro####.google####.com
sdk-ope####.g####.com
sdk.c####.g####.com
sdk.o####.i####.####.8
sdk.o####.i####.####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
ser####.sponso####.com
sett####.crashly####.com
sett####.crashly####.com.####.8

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_EDB102
cdn-sdk####.g####.com.####.com/tdata_Ivn104
cdn-sdk####.g####.com.####.com/tdata_XYj468
d####.c####.l####.####.com/config/hzv9.conf
im####.appli####.com:443/mobile/campaigns?platform=####&trackingEnabled=...
ipv6-wi####.appl####.com.####.net/2.0/ad?accept=####&api_did=####&size=#...
ipv6-wi####.appl####.com.####.net/nad?accept=####&api_did=####&size=####...
sdk.o####.p####.####.com/api/addr.htm
ser####.sponso####.com:443/installs/v2?screen_density_y=####&screen_dens...
ti####.c####.l####.####.com/tdata_VrM483

HTTP POST requests:

a.appj####.com/ad-service/ad/mark
c-h####.g####.com/api.php?format=####&t=####
d####.fl####.com:443/aap.do
ipv6-wi####.appl####.com.####.net/device?api_key=####
ipv6-wi####.appl####.com.####.net/pix?event=####&ts=####&platform=####&m...
l####.chartb####.com:443/api/config
l####.chartb####.com:443/api/install
l####.chartb####.com:443/webview/v2/interstitial/get
l####.chartb####.com:443/webview/v2/prefetch
l####.chartb####.com:443/webview/v2/reward/get
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/####/.YFlurrySenderIndex.info.AnalyticsData_GNBZFD6Q...DK_225
/data/data/####/.YFlurrySenderIndex.info.AnalyticsMain
/data/data/####/.appInfo
/data/data/####/.hptc.cache_rafficpanic4mod
/data/data/####/.hptc_kache_rafficpanic4mod
/data/data/####/.jg.ic
/data/data/####/.yflurrydatasenderblock.139ee874-7c11-446f-84df...dcce11
/data/data/####/1358394d41b7
/data/data/####/159344968582
/data/data/####/61DC9B9202F6-0001-0E03-64BF57FB439EBeginSession.cls_temp
/data/data/####/61DC9B9202F6-0001-0E03-64BF57FB439ESessionApp.cls
/data/data/####/61DC9B9202F6-0001-0E03-64BF57FB439ESessionDevice.cls_temp
/data/data/####/61DC9B9202F6-0001-0E03-64BF57FB439ESessionOS.cls
/data/data/####/61DC9B9A02B1-0001-0E39-64BF57FB439EBeginSession.cls
/data/data/####/61DC9B9A02B1-0001-0E39-64BF57FB439ESessionApp.cls
/data/data/####/61DC9B9A02B1-0001-0E39-64BF57FB439ESessionDevice.cls
/data/data/####/61DC9B9A02B1-0001-0E39-64BF57FB439ESessionOS.cls_temp
/data/data/####/FyberPreferences.xml
/data/data/####/TwitterAdvertisingInfoPreferences.xml
/data/data/####/Twitter_Preferences.xml
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/cbPrefs.xml
/data/data/####/cbPrefs.xml.bak
/data/data/####/cb_previous_session_info
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/com.applovin.sdk.1.xml
/data/data/####/com.applovin.sdk.impl.postbackQueue.domain.xml
/data/data/####/com.crashlytics.prefs.xml
/data/data/####/com.crashlytics.sdk.android;answers;settings.xml
/data/data/####/com.neonplay.trafficpanic4mod.v2.playerprefs.xml
/data/data/####/com.neonplay.trafficpanic4mod_preferences.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/increment.db-journal
/data/data/####/init.pid
/data/data/####/init_c.pid
/data/data/####/initialization_marker (deleted)
/data/data/####/libjiagu.so
/data/data/####/metrics_guid
/data/data/####/migration.xml
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/sa_02091ba7-dc78-467f-a391-ca2e805d699e_1641847701852.tap
/data/data/####/session_analytics.tap
/data/data/####/session_analytics.tap.tmp
/data/data/####/tdata_Ivn104
/data/data/####/tdata_Ivn104.dex
/data/data/####/tdata_Ivn104.dex.flock (deleted)
/data/data/####/tdata_Ivn104.jar
/data/data/####/tdata_XYj468
/data/data/####/tdata_XYj468.dex
/data/data/####/tdata_XYj468.dex.flock (deleted)
/data/data/####/tdata_XYj468.jar
/data/media/####/.nomedia
/data/media/####/app.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.neonplay.trafficpanic4mod.db
/data/media/####/gkt-journal
/data/media/####/gktper (deleted)
/data/media/####/tdata_Ivn104
/data/media/####/tdata_XYj468
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
cat /sys/class/net/wlan0/address
chmod 755 /data/user/0/<Package>/files/libjiagu.so
mount
sh

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CFB-NoPadding
AES-ECB-PKCS5Padding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

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.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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