Adware.Gexin.12035

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) log.sn####.com.####.net:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) ada####.m.ta####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) o####.jd.com:80
TCP(HTTP/1.1) ad####.m.ta####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) d####.k.jd.com:443
TCP(TLS/1.0) nbsdk-b####.al####.com:443
TCP(TLS/1.0) mobi####.91q####.com.####.com:443
TCP(TLS/1.0) ke####.jd.com:443
TCP(TLS/1.0) quzouh####.try####.com:443
TCP(TLS/1.0) na61-####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) gm.mm####.com:443
TCP(TLS/1.0) www.j####.com:443
TCP(TLS/1.0) mtjso####.b####.com:443
TCP(TLS/1.0) dxp.b####.com:443
TCP(TLS/1.0) h####.b####.com:443
TCP(TLS/1.0) log.sn####.com.####.net:443
TCP(TLS/1.0) is.sn####.com:443
TCP c####.g####.ig####.com:5227
UDP 1####.168.113.1:137
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
ad####.m.ta####.com
ada####.m.ta####.com
and####.b####.qq.com
c####.g####.ig####.com
c-h####.g####.com
d####.k.jd.com
dgst####.jd.com
dxp.b####.com
h####.b####.com
is.sn####.com
ke####.jd.com
log.sn####.com
log.u####.com
mobi####.91q####.com
mtjso####.b####.com
nbsdk-b####.al####.com
o####.jd.com
pub-####.qin####.com
quzouh####.try####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
u####.al####.org
u####.u####.com
wgo.mm####.com
y####.al####.org

HTTP GET requests:

ad####.m.ta####.com/rest/gc2?ak=####&av=####&c=####&d=####&sv=####&t=###...
t####.c####.q####.####.com/tdata_CKW783
t####.c####.q####.####.com/tdata_TOj019
t####.c####.q####.####.com/tdata_VsN224
t####.c####.q####.####.com/tdata_gVs347
ti####.c####.l####.####.com/config/hz-hzv3.conf
ti####.c####.l####.####.com/tdata_EDT369

HTTP POST requests:

ada####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=###...
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
log.sn####.com.####.net/service/2/app_log_exception/?openudid=####&versi...
o####.jd.com/upload
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/####/.imprint
/data/data/####/.jg.ic
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/1002
/data/data/####/1004
/data/data/####/1554735512385
/data/data/####/1554735519831
/data/data/####/1554735523759
/data/data/####/Alvin2.xml
/data/data/####/BUGLY_COMMON_VALUES.xml
/data/data/####/ContextData.xml
/data/data/####/MultiDex.lock
/data/data/####/Q0VSVC5SU0EK.txt
/data/data/####/Q0VSVC5SU0EK.txt91b
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/SG_INNER_DATA
/data/data/####/UTCommon.xml
/data/data/####/__Baidu_Stat_SDK_SendRem.xml
/data/data/####/__local_ap_info_cache.json
/data/data/####/__local_last_session.json
/data/data/####/__local_stat_cache.json
/data/data/####/__send_data_1554735512127
/data/data/####/__send_data_1554735519217
/data/data/####/__send_data_1554735523517
/data/data/####/__send_data_1554735531600
/data/data/####/a==7.5.3&&2.3.1_1554735510025_envelope.log
/data/data/####/aliTradeConfigSP.xml
/data/data/####/ap.Lock
/data/data/####/auth_sdk_device.xml
/data/data/####/auth_shared.xml
/data/data/####/baidu_mtj_sdk_record.xml
/data/data/####/bugly_db_-journal
/data/data/####/cf52e42ad4ce
/data/data/####/com.tidu.sports.quzou.BETA_VALUES.xml
/data/data/####/com.tidu.sports.quzou_preferences.xml
/data/data/####/crashrecord.xml
/data/data/####/data.mdb
/data/data/####/dc1374e035865d95fb
/data/data/####/dc5bc56ab604effd01
/data/data/####/dccc58759b5d4f360a
/data/data/####/dcccd871dc5d524ecd
/data/data/####/dcfa11069fed67238e
/data/data/####/deviceid_prefs.xml
/data/data/####/downloader.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/imei.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/kepler_public.xml
/data/data/####/libcuid.so
/data/data/####/libjiagu-450913288.so
/data/data/####/libsgmainso-5.4.94.so.tmp.2331
/data/data/####/libsgsecuritybodyso-5.4.42.so.tmp.2331
/data/data/####/local_crash_lock
/data/data/####/lock.lock
/data/data/####/lock.mdb
/data/data/####/mtj_auto.config
/data/data/####/mtj_autoTracker.js
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/sgFile.lock
/data/data/####/share.db-journal
/data/data/####/share_data.xml
/data/data/####/sp.lock
/data/data/####/tdata_CKW783
/data/data/####/tdata_CKW783.jar
/data/data/####/tdata_TOj019
/data/data/####/tdata_TOj019.jar
/data/data/####/tdata_VsN224
/data/data/####/tdata_VsN224.jar
/data/data/####/tdata_gVs347
/data/data/####/tdata_gVs347.jar
/data/data/####/timestamp
/data/data/####/trace_circle.data
/data/data/####/tt_sdk_settings.xml
/data/data/####/ttopenadsdk.xml
/data/data/####/ttopensdk.db-journal
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_general_config.xml.bak (deleted)
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/data/####/webview.db-journal
/data/media/####/.confd
/data/media/####/.confd-journal
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/.timestamp
/data/media/####/18d2ed21a6e7170c48de5438de9b9d8e
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.tidu.sports.quzou.bin
/data/media/####/com.tidu.sports.quzou.db
/data/media/####/d41d8cd98f00b204e9800998ecf8427e
/data/media/####/dfe55732e3ae9e6e6f3a4348457e1ba7
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/hid.dat
/data/media/####/tdata_CKW783
/data/media/####/tdata_TOj019
/data/media/####/tdata_VsN224
/data/media/####/tdata_gVs347
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c getprop
<Package Folder>/files/dc1374e035865d95fb
<Package Folder>/files/dc5bc56ab604effd01
<Package Folder>/files/dccc58759b5d4f360a
<Package Folder>/files/dcccd871dc5d524ecd
<Package Folder>/files/dcfa11069fed67238e
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.sports.qz.common.PushService 25158 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop
getprop ro.build.display.id
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.build.version.release
getprop ro.letv.release.version
getprop ro.miui.ui.version.name
getprop ro.smartisan.version
getprop ro.vivo.os.build.display.id
getprop ro.vivo.os.version
logcat -d -v threadtime
mount
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.sports.qz.common.PushService 25158 300 0

Loads the following dynamic libraries:

Bugly
crash_analysis
getuiext3
libjiagu-450913288
objectbox-jni
sgmainso-5.4
sgsecuritybodyso-5.4
ut_c_api

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding

Accesses the ITelephony private interface.

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.

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