Adware.Gexin.21285

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) s####.dushem####.com:80
TCP(HTTP/1.1) a####.u####.com.####.com:80
TCP(HTTP/1.1) im####.dushem####.com.####.com:80
TCP(HTTP/1.1) kefuh####.z.eas####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) d####.dushem####.com:80
TCP(HTTP/1.1) rsv.eas####.com.####.com:80
TCP(HTTP/1.1) cd####.dushem####.com:80
TCP(HTTP/1.1) loc.map.b####.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(TLS/1.0) l####.cc:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) 1####.250.102.95:443
TCP(TLS/1.2) 1####.250.102.95:443
TCP(TLS/1.2) 1####.250.102.94:443
TCP cm-10####.g####.com:5225
TCP sdk.o####.t####.####.com:5224
UDP 1####.250.102.95:443

DNS requests:

a####.exc.mob.com
a####.u####.com
api.map.b####.com
api.s####.mob.com
c-h####.g####.com
c.d####.mob.com
cd####.dushem####.com
cdn-sdk####.g####.com
cm-10####.g####.com
d####.d####.mob.com
d####.dushem####.com
im####.dushem####.com
k####.eas####.com
l####.cc
loc.map.b####.com
m####.go####.com
m.d####.mob.com
md####.google####.com
rs.eas####.com
s####.dushem####.com
sdk-ope####.g####.com
sdk.c####.g####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

a####.exc.mob.com/cconf?appkey=####&plat=####&apppkg=####&appver=####&ne...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/ad/list_place_ads/1?sy...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/common/check_version/1...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/common/get_validate_ho...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/common/list_app_dictio...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/common/list_filter_wor...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/common/list_validate_t...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/daily_recmd/list-disco...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/daily_recmd/list_daily...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/daily_recmd/list_main_...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/movie/get_douban_analy...
cd####.dushem####.com/dsmovieapi/e78d375e67fa436f/movie_sheet/get_newest...
cdn-sdk####.g####.com.####.com/tdata_EDB102
cdn-sdk####.g####.com.####.com/tdata_cKC073
cdn-sdk####.g####.com.####.com/tdata_cpZ817
cdn-sdk####.g####.com.####.com/tdata_lbt428
d####.c####.l####.####.com/config/hzv9.conf
im####.dushem####.com.####.com/other/20210617/1253/60cad54d677a4.jpg
im####.dushem####.com.####.com/other/20210624/1857/60d465188adaf.jpg
kefuh####.z.eas####.####.com/v1/visitors/tenants/41744
rsv.eas####.com.####.com/easemob/server.json?sdk_version=####&app_key=##...

HTTP POST requests:

a####.exc.mob.com/cdata
a####.exc.mob.com/errconf
a####.u####.com.####.com/app_logs
api.s####.mob.com/conf5
api.s####.mob.com/conn
api.s####.mob.com/data2
api.s####.mob.com/log4
c-h####.g####.com/api.php?format=####&t=####
d####.dushem####.com/dsmovieapi/e78d375e67fa436f/account/report_push_tok...
d####.dushem####.com/dsmovieapi/e78d375e67fa436f/activity/new_user_gift/1
d####.dushem####.com/dsmovieapi/e78d375e67fa436f/daily_recmd/list-inform...
d####.dushem####.com/dsmovieapi/e78d375e67fa436f/daily_recmd/list_daily_...
d####.dushem####.com/dsmovieapi/e78d375e67fa436f/resource/batch_resource...
d####.dushem####.com/dsmovieapi/e78d375e67fa436f/user/list_grade/1
d####.dushem####.com/dsmovieapi/e78d375e67fa436f/user/sign_in/1
d####.dushem####.com/dsmovieapi/e78d375e67fa436f/user_relation/get_unrea...
loc.map.b####.com/sdk.php
s####.dushem####.com/srapi/0c2641bbe60b6d2f/statistics/request_log/1
s####.dushem####.com/srapi/0c2641bbe60b6d2f/statistics/stat_log/1

File system changes:

Creates the following files:

/data/data/####/.ccLock
/data/data/####/.ccc
/data/data/####/.globalLock
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/.lock
/data/data/####/.lock (deleted)
/data/data/####/.mrecord
/data/data/####/.mrecord (deleted)
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/8bc4e0dbde66
/data/data/####/9e0c09d91a0d87bce93946a4589e539c6d61261ba7c329d....0.tmp
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/LKME_Server_Request_Queue.xml
/data/data/####/ThrowalbeLog.db
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/authStatus_com.dushe.movie;remote.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes.oat.flock (deleted)
/data/data/####/classes2.dex
/data/data/####/common_sp_0.xml
/data/data/####/common_sp_0.xml.bak
/data/data/####/config.json
/data/data/####/device_id.xml.xml
/data/data/####/easemob.log
/data/data/####/exchangeIdentity.json
/data/data/####/firll.dat
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/httpclient-req-2042486358.cache (deleted)
/data/data/####/httpclient-req-452303830.cache (deleted)
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/libjiagu.so
/data/data/####/linkedme_referral_shared_pref.xml
/data/data/####/linkedme_referral_shared_pref.xml.bak
/data/data/####/mac.xml
/data/data/####/mob_commons_1.xml
/data/data/####/mob_sdk_exception_1.xml
/data/data/####/mob_sdk_exception_1.xml.bak
/data/data/####/mobclick_agent_cached_com.dushe.movie45
/data/data/####/movie0.db
/data/data/####/movie0.db-journal
/data/data/####/proc_auxv
/data/data/####/public_sp.xml
/data/data/####/public_sp.xml.bak
/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/####/server.json
/data/data/####/share_sdk_1.xml
/data/data/####/share_sdk_1.xml.bak
/data/data/####/sharesdk.db
/data/data/####/sharesdk.db-journal
/data/data/####/tdata_cKC073
/data/data/####/tdata_cKC073.dex
/data/data/####/tdata_cKC073.dex.flock (deleted)
/data/data/####/tdata_cKC073.jar
/data/data/####/tdata_cpZ817
/data/data/####/tdata_cpZ817.dex
/data/data/####/tdata_cpZ817.dex.flock (deleted)
/data/data/####/tdata_cpZ817.jar
/data/data/####/tdata_lbt428
/data/data/####/tdata_lbt428.dex
/data/data/####/tdata_lbt428.dex.flock (deleted)
/data/data/####/tdata_lbt428.jar
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_general_config.xml.bak
/data/data/####/umeng_it.cache
/data/media/####/.al
/data/media/####/.ccLock
/data/media/####/.ccc
/data/media/####/.dh
/data/media/####/.dh-journal
/data/media/####/.dhlock
/data/media/####/.dic_lock
/data/media/####/.dk
/data/media/####/.duid
/data/media/####/.nulal
/data/media/####/.nulplt
/data/media/####/.pkg_lock
/data/media/####/.plst
/data/media/####/.rc_lock
/data/media/####/.usLock
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

cat /sys/class/net/wlan0/address
chmod 755 <Package Folder>/.jiagu/libjiagu.so
grep -E -v root|shell|system
mount
sh
top -d 0 -n 1

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES
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.

Gets information about running apps.

Displays its own windows over windows of other apps.

Requests the system alert window permission.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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