Adware.Gexin.19191

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) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) q####.c####.l####.####.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) cgi.con####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) pi####.qq.com:80
TCP(HTTP/1.1) dt.xinggua####.com:80
TCP(TLS/1.0) msg.umengc####.com:443
TCP(TLS/1.0) a####.a####.m.####.com:443
TCP sdk.o####.t####.####.com:5224
TCP zb-cent####.m.ta####.com:443
TCP cm-1####.ig####.com:5224

DNS requests:

a####.m.ta####.com
a####.u####.com
a.appj####.com
ag####.m.ta####.com
api.xinggua####.com
c-h####.g####.com
cdn-sdk####.g####.com
cgi.con####.qq.com
cm-1####.ig####.com
dt.xinggua####.com
ifc.xinggua####.com
msg.umengc####.com
pi####.qq.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
umen####.m.ta####.com
umengj####.m.ta####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_CoH340
cdn-sdk####.g####.com.####.com/tdata_EDB102
cdn-sdk####.g####.com.####.com/tdata_JmH262
cdn-sdk####.g####.com.####.com/tdata_pKX830
cgi.con####.qq.com/qqconnectopen/openapi/policy_conf?sdkv=####&appid=###...
dt.xinggua####.com//res_group/icon/2016/11/23/2926aa8c-3436-3e2f-949b-07...
dt.xinggua####.com//res_group/icon/2017/03/30/7e5ab91c-f2ca-358c-96fd-5c...
dt.xinggua####.com//res_group/icon/2018/04/32/3b46a502-9789-360f-b084-48...
dt.xinggua####.com/OtherList/shaWorks
dt.xinggua####.com/ad/1.json
dt.xinggua####.com/resGroupList.json
dt.xinggua####.com/shaArticlesClsList.json
dt.xinggua####.com/shaArticlesDramaList.json
dt.xinggua####.com/shaWorksList.json
dt.xinggua####.com/textBookList.json
q####.c####.l####.####.com/config/hz-hzv6.conf
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

a####.u####.com/app_logs
a.appj####.com/ad-service/ad/mark
c-h####.g####.com/api.php?format=####&t=####
dt.xinggua####.com/Conf/homeCFG
pi####.qq.com/mstat/report
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####
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/####/.log.lock
/data/data/####/.log.ls
/data/data/####/1430720679401.9
/data/data/####/1430720679401.9 (deleted)
/data/data/####/1430720682468.31
/data/data/####/1430720682468.31 (deleted)
/data/data/####/1430720684877.84
/data/data/####/1430720684877.84 (deleted)
/data/data/####/160680506290.405
/data/data/####/160680506290.405 (deleted)
/data/data/####/160680506634.785
/data/data/####/160680506634.785 (deleted)
/data/data/####/160680506905.394
/data/data/####/160680506905.394 (deleted)
/data/data/####/1824168890760.86
/data/data/####/1824168890760.86 (deleted)
/data/data/####/1824168891130.59
/data/data/####/1824168891130.59 (deleted)
/data/data/####/1824168892475.08
/data/data/####/1824168892475.08 (deleted)
/data/data/####/424623406969.999
/data/data/####/424623406969.999 (deleted)
/data/data/####/424623407880.079
/data/data/####/424623407880.079 (deleted)
/data/data/####/424623408595.205
/data/data/####/424623408595.205 (deleted)
/data/data/####/5d954e48f240
/data/data/####/690278435236.58
/data/data/####/690278435236.58 (deleted)
/data/data/####/690278435376.491
/data/data/####/690278435376.491 (deleted)
/data/data/####/690278435885.255
/data/data/####/690278435885.255 (deleted)
/data/data/####/ACCS_BINDumeng;57e24f1367e58e120e0027d3.xml
/data/data/####/ACCS_SDK.xml
/data/data/####/ACCS_SDK.xml (deleted)
/data/data/####/ACCS_SDK_CHANNEL.xml
/data/data/####/ACCS_SDK_CHANNEL.xml.bak
/data/data/####/AGOO_BIND.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/DaemonServer
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/StarPark.xml
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.tencent.open.config.json.1105634255
/data/data/####/com.xingguangedu.myxg_preferences.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/libjiagu.so
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/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/####/run.pid
/data/data/####/tdata_CoH340
/data/data/####/tdata_CoH340.jar
/data/data/####/tdata_JmH262
/data/data/####/tdata_JmH262.jar
/data/data/####/tdata_pKX830
/data/data/####/tdata_pKX830.jar
/data/data/####/tencent_analysis.db-journal
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/xUtils_http_cache.db
/data/data/####/xUtils_http_cache.db-journal
/data/data/####/xUtils_http_cookie.db
/data/data/####/xUtils_http_cookie.db-journal
/data/media/####/.nomedia
/data/media/####/00a2f872922e894ed8d9eb44dfdb15bf
/data/media/####/1f82f63123c30f35589b392bff4feb0e
/data/media/####/466dc40e77fbe664b2adc0ce0dde3b91
/data/media/####/466dc40e77fbe664b2adc0ce0dde3b91.tmp
/data/media/####/4c5ec647d6a7972fe65f25f765b6ac40
/data/media/####/4c5ec647d6a7972fe65f25f765b6ac40.tmp
/data/media/####/6aef46b259bcc0df6b2ed353eeb1b21c
/data/media/####/96395655ccd219d28d4c36998e0590aa
/data/media/####/96395655ccd219d28d4c36998e0590aa.tmp
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/ad.txt
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.xingguangedu.myxg.bin
/data/media/####/com.xingguangedu.myxg.db
/data/media/####/deviceToken
/data/media/####/e9765f42847d4fc487717c3c9ad10b33
/data/media/####/inapp_20191223.log
/data/media/####/jingCai.txt
/data/media/####/kebenju.txt
/data/media/####/lessons.txt
/data/media/####/shangXi.txt
/data/media/####/tdata_CoH340
/data/media/####/tdata_JmH262
/data/media/####/tdata_pKX830
/data/media/####/test.log
/data/media/####/xiaoYuan.txt

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
<Package Folder>/files/DaemonServer -s <Package Folder>/lib/ -n runServer -p startservice -n <Package>/com.taobao.accs.ChannelService --user 0 -f <Package Folder> -t 600 -c agoo.pid -P <Package Folder> -K 1009527 -U tb_accs_eudemon_1.1.3 -L http://agoodm.m.taobao.com/agoo/report -D {"package":"<Package>","appKey":"umeng:57e24f1367e58e120e0027d3","utdid":"XgBjWs1+DQUDAGdzx1HrLT+b","sdkVersion":"220"} -I agoodm.m.taobao.com -O 80 -T -Z
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.GetuiService 25150 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
mount
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.GetuiService 25150 300 0

Loads the following dynamic libraries:

MtaNativeCrash
getuiext2
libjiagu
tnet-3.1
webpbackport

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-CFB-NoPadding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding

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.

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

アンチウイルスに関する誤解と噂

Technical information

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