Adware.Gexin.11989

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) norma-e####.m####.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) q####.a####.com:80
TCP(HTTP/1.1) 2####.107.1.1:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) c####.g####.com:80
TCP(HTTP/1.1) j.quwe####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) i####.t####.s####.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) log.h####.cn:443
TCP(TLS/1.0) qng.kuaikan####.cn.####.com:443
TCP(TLS/1.0) h####.cn:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) sdkc####.e.360.cn:443
TCP(TLS/1.0) api####.me####.com:443
TCP(TLS/1.0) is.sn####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5225

DNS requests:

7j####.c####.z0.####.com
a####.man.aliy####.com
and####.b####.qq.com
api####.me####.com
c####.g####.com
c####.g####.ig####.com
c-h####.g####.com
glory####.haoh####.cn
h####.cn
i####.t####.s####.com
is.sn####.com
j.quwe####.com
log.h####.cn
m.h####.cn
norma-e####.m####.com
pub-####.qin####.com
q.tinkerp####.com
qng.kuaikan####.cn
s.startog####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sdkc####.e.360.cn
u####.u####.com

HTTP GET requests:

norma-e####.m####.com/android/exchange/getpublickey.do
q####.a####.com/cppartner/1x1/11x0/110x0/11000001848/11000001848.jpg
q####.a####.com/cppartner/1x1/11x0/110x0/11000001980/11000001980.jpg
q####.a####.com/cppartner/1x1/11x0/110x0/11000014857/11000014857.jpg
q####.a####.com/cppartner/1x1/11x0/110x0/11000053931/11000053931.jpg
q####.a####.com/cppartner/1x1/11x0/110x0/11000083844/11000083844.jpg
q####.a####.com/cppartner/1x1/11x0/110x0/11000084864/11000084864.jpg
qin####.com.www.####.com/tdata_EDT369
t####.c####.q####.####.com/tdata_Wqf010
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_duV457
t####.c####.q####.####.com/tdata_pTv779
ti####.c####.l####.####.com/1547460459423_fc6beea6c5ac96e3.png
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####
c####.g####.com/api.php?format=####&t=####
c-h####.g####.com/api.php?format=####&t=####
i####.t####.s####.com/tracer/applist
j.quwe####.com/f/m1
norma-e####.m####.com/push/android/external/add.do
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####
ti####.c####.l####.####.com/20843b12611dad0e/f3003_6926df18c?d=####&v=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/20843b12611dad0e_version.info
/data/data/####/8c8af5847db3
/data/data/####/AKTorchDownload.db-journal
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/MultiDex.lock
/data/data/####/a==7.5.4&&1.0.9.200_1554697701397_envelope.log
/data/data/####/aliclound_httpdns.db
/data/data/####/aliclound_httpdns.db-journal
/data/data/####/bugly_db_-journal
/data/data/####/cloud_switch_cache
/data/data/####/com.dzmf.zmfxsdq_dna.xml
/data/data/####/com.dzmf.zmfxsdq_preferences.xml
/data/data/####/com.dzmf.zmfxsdq_prefs.xml
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.2.xml
/data/data/####/core_update
/data/data/####/core_update_locker
/data/data/####/crashrecord.xml
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/device_collector
/data/data/####/device_collector_locker
/data/data/####/doc.zip
/data/data/####/downloader.db-journal
/data/data/####/du.lock
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f_000001
/data/data/####/foc.png
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/hoc.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/ishugui.db-journal
/data/data/####/ishugui.shareInfo.xml
/data/data/####/libjiagu1142300537.so
/data/data/####/local_crash_lock
/data/data/####/log_reupload_task
/data/data/####/log_reupload_task_locker
/data/data/####/multidex.version.xml
/data/data/####/mz_push_preference.xml
/data/data/####/native_record_lock
/data/data/####/p_uid.db-journal
/data/data/####/patch_server_config.xml
/data/data/####/profile_task
/data/data/####/profile_task_locker
/data/data/####/profile_torch_platform
/data/data/####/pull_live_sp.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/####/security_info
/data/data/####/tdata_Wqf010
/data/data/####/tdata_Wqf010.jar
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_duV457
/data/data/####/tdata_duV457.jar
/data/data/####/tdata_pTv779
/data/data/####/tdata_pTv779.jar
/data/data/####/torch_sdk_config.xml
/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_it.cache
/data/data/####/uninstall_apk
/data/data/####/uninstall_apk_locker
/data/data/####/upload_device_data_time.xml
/data/data/####/version.lock
/data/data/####/waitingDown
/data/data/####/waitingDown_locker
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/media/####/._android.dat
/data/media/####/._system.dat
/data/media/####/.duid
/data/media/####/.nomedia
/data/media/####/.sfp
/data/media/####/.testf
/data/media/####/18245226606afeecdc7f49dd7b5e1bd61f43060bfc0be3....0.tmp
/data/media/####/1l8dikmgmet2rc5l4zqblg5cq
/data/media/####/1l8dikmgmet2rc5l4zqblg5cq.tmp
/data/media/####/2019-04-08.log.txt
/data/media/####/39d8ea56fafe5f1ba849f119959c6a3bd5f71cc7573b3c....0.tmp
/data/media/####/41949330e1b5f213bad483321cb2deb6cb44a5410b8860....0.tmp
/data/media/####/64ccdbd51132bc030006d89019d13cf4706ffd28168997....0.tmp
/data/media/####/8749ea3deb82822f76ca94997d5a861f3600563068fb0d....0.tmp
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/_android.dat
/data/media/####/_system.dat
/data/media/####/app.db
/data/media/####/com.dzmf.zmfxsdq.bin
/data/media/####/com.dzmf.zmfxsdq.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/duid
/data/media/####/e57dc3e9df60667a676c2bbbdf1d6a5e7edeac57ca074a....0.tmp
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/journal.tmp
/data/media/####/shelfTemp.jpg
/data/media/####/tdata_Wqf010
/data/media/####/tdata_bca864
/data/media/####/tdata_duV457
/data/media/####/tdata_pTv779
/data/media/####/test.log
/data/media/####/uninstall_apk_list

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/sh -c getprop
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.dzpush.core.GtPushService 24625 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
date
df
getprop
getprop ro.build.version.emui
getprop ro.build.version.opporom
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
id
ip link
ls /dev/socket
ls /system/fonts
mkdir -p <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/
mount
ps
service call iphonesubinfo 1
sh -c cat /proc/meminfo
sh -c cd /proc/;cat cpuinfo
sh -c cd /proc/net/ && cat arp
sh -c cd /proc/self/;cat status
sh -c echo MjkxMEM5QzBCNENBRjc2MkVCRjgxRUJBNTlEREEwRkY1OTg0NjQ6MzY0NUQxOkQyREVGMA== > <SD-Card>/../../../../../..<SD-Card>/._android.dat
sh -c echo MjkxMEM5QzBCNENBRjc2MkVCRjgxRUJBNTlEREEwRkY1OTg0NjQ6MzY0NUQxOkQyREVGMA== > <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/_android.dat
sh -c echo ODU4MjYwODVBNDZEMjJEQzYzMzMwMDlGRDkzREE4N0JkYzkzNTcxNzYyMDY0NjNiODVmNGMxZDU5MmU0NzIxMwo= > <SD-Card>/../../../../../..<SD-Card>/.duid
sh -c echo ODU4MjYwODVBNDZEMjJEQzYzMzMwMDlGRDkzREE4N0JkYzkzNTcxNzYyMDY0NjNiODVmNGMxZDU5MmU0NzIxMwo= > <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/duid
sh -c echo QjU4NUVFQTBCMEQ3MkI1Mzg5QjM5ODQ1MzQ1NUNFMDMzQzdBQjU6ODg2Qzc4OjI3RERDMw== > <SD-Card>/../../../../../..<SD-Card>/._system.dat
sh -c echo QjU4NUVFQTBCMEQ3MkI1Mzg5QjM5ODQ1MzQ1NUNFMDMzQzdBQjU6ODg2Qzc4OjI3RERDMw== > <SD-Card>/../../../../../..<SD-Card>/Android/Data/System/local/_system.dat

Loads the following dynamic libraries:

Bugly
du
getuiext3
libjiagu1142300537
pl_droidsonroids_gif

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-CFB-NOPADDING
AES-CFB-NoPadding
AES-CFB128-NoPadding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding
RSA-ECB-OAEPPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding
RSA-None-PKCS1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-CFB-NOPADDING
AES-CFB128-NoPadding
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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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