Adware.Gexin.18639

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) q####.c####.l####.####.com:80
TCP(HTTP/1.1) api.huay####.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) 2####.58.208.106:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) ce3e####.j####.cn:443
TCP(TLS/1.0) 1####.217.168.238:443
TCP(TLS/1.0) res####.a####.com:443
TCP(TLS/1.0) bj####.j####.cn:443
TCP(TLS/1.0) ve####.baid####.com:443
TCP(TLS/1.0) 1####.217.20.74:443
TCP(TLS/1.2) 2####.58.208.106:443
TCP(TLS/1.2) 1####.217.17.110:443
TCP(TLS/1.2) 1####.217.168.202:443
TCP(TLS/1.2) 1####.217.20.67:443
TCP cm-1####.ig####.com:5225
TCP cm-1####.ig####.com:5224
TCP cm-1####.ig####.com:5227
TCP sdk.o####.t####.####.com:5224
UDP s.j####.cn:19000
TCP 1####.232.25.163:21004
TCP 43.2####.88.103:7007

DNS requests:

7j####.c####.z0.####.com
and####.google####.com
api.huay####.com
bj####.j####.cn
c-h####.g####.com
ce3e####.j####.cn
cm-1####.ig####.com
cm-1####.ig####.com
cm-1####.ig####.com
easytom####.com
log.u####.com
plb####.u####.com
res####.a####.com
s.j####.cn
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sis.j####.io
u####.u####.com
ve####.baid####.com

HTTP GET requests:

api.huay####.com/api/getPictureURl?adType=####&appType=####
api.huay####.com/api/isLogin
api.huay####.com/fileResources//attachment/2019/10/16/7e9b1164-c9c6-4076...
q####.c####.l####.####.com/config/hz-hzv6.conf
q####.c####.l####.####.com/tdata_MkX219
q####.c####.l####.####.com/tdata_RTc910
q####.c####.l####.####.com/tdata_XeE960
q####.c####.l####.####.com/tdata_mtl581

HTTP POST requests:

api.huay####.com/api/setPushId
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.extConfig.xml
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/07077890b8382a13ae365f8c7e6a0935835db200c446c0f....0.tmp
/data/data/####/0fb3e15a-ae8b-49c5-b7fb-d8e9f9460cf3
/data/data/####/294fde26-5783-456a-9ef5-e2ade010388b
/data/data/####/3185c385-fd7d-43da-b3f9-ec858f55d3e9
/data/data/####/3185c385-fd7d-43da-b3f9-ec858f55d3e9 (deleted)
/data/data/####/3d6d8466a55498f5912f618a81106d3de2351f63a94886d....0.tmp
/data/data/####/54e1ff3be63e2f4769035773c158d304c9fd35a936b902d....0.tmp
/data/data/####/5cd5c739-91d8-4a5f-969b-9fed94407e60
/data/data/####/76e438fb68cd6a9e092861a62a712c35652b446830ba0db....0.tmp
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/DB_NAME_DRIVER-journal
/data/data/####/IpInfos.xml
/data/data/####/Push_Page_Config.xml
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/alsn20170807.db
/data/data/####/alsn20170807.db-journal
/data/data/####/bal.catch
/data/data/####/bwc.catch
/data/data/####/c0586a10777146560765a69231d89beb.xml
/data/data/####/classes.dex
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.dex;classes3.dex
/data/data/####/cn.jiguang.common.xml
/data/data/####/cn.jiguang.common.xml.bak
/data/data/####/cn.jiguang.prefs.xml
/data/data/####/cn.jiguang.sdk.address.xml
/data/data/####/cn.jiguang.sdk.share.profile.xml
/data/data/####/cn.jiguang.sdk.user.profile.xml
/data/data/####/cn.jiguang.sdk.user.profile.xml.bak
/data/data/####/cn.jmessage.preferences.xml
/data/data/####/cn.jmessage.preferences.xml.bak
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.config.xml
/data/data/####/cn.jpush.config.xml.bak
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.baidu.ocr.sdk.xml
/data/data/####/d.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTczODM5ODE1NzM3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTczODM5ODI0ODE4;
/data/data/####/dW1weF9zaGFyZV8xNTczODM5ODI5NDQy;
/data/data/####/dW1weF9zaGFyZV8xNTczODM5ODMwOTA1;
/data/data/####/dfba17c4d52138281c2597d63d6b225a.0
/data/data/####/disk_entries_list_image_cache_-1600258281.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f75fb82c-a185-4d12-88df-92d5143b8872
/data/data/####/getui_sp.xml
/data/data/####/gtpushservice_umeng_common_config.xml
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/i==1.2.0&&4.2.1_1573839815840_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/k.store
/data/data/####/libjiagu.so
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/ocr_sdk_uuid.xml
/data/data/####/pref.xml
/data/data/####/pref.xml.bak
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/push_stat_cache.json
/data/data/####/pushcore_umeng_common_config.xml
/data/data/####/pushsdk.db-journal
/data/data/####/remote1_umeng_common_config.xml
/data/data/####/remote2_umeng_common_config.xml
/data/data/####/rl.catch
/data/data/####/run.pid
/data/data/####/share.db-journal
/data/data/####/shared_preferences_driver.xml
/data/data/####/t==8.0.0&&4.2.1_1573839824808_envelope.log
/data/data/####/tray.db-journal
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
/system/bin/dex2oat --instruction-set=x86 --dex-file=<Package Folder>/.jiagu/classes.dex --dex-file=<Package Folder>/.jiagu/classes.dex:classes2.dex --dex-file=<Package Folder>/.jiagu/classes.dex:classes3.dex --oat-file=<Package Folder>/.jiagu/classes.oat --inline-depth-limit=0 --compiler-filter=speed
ls /
ls /sys/class/thermal
ps

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding

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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