Adware.Gexin.20305

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) tinychi####.q####.com.####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) loc.map.b####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) o####.map.b####.com:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) c####.b####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) www.google####.com:443
TCP(TLS/1.2) 1####.217.17.74:443
TCP(TLS/1.2) 1####.217.19.195:443
TCP(TLS/1.2) 1####.217.17.78:443
TCP cm-1####.g####.com:5224
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
and####.b####.qq.com
and####.google####.com
android####.go####.com
api.map.b####.com
c####.b####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
instant####.google####.com
loc.map.b####.com
log.u####.com
o####.map.b####.com
p####.google####.com
plb####.u####.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
u####.u####.com
www.google####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_EDB102
cdn-sdk####.g####.com.####.com/tdata_cpZ817
cdn-sdk####.g####.com.####.com/tdata_lbt428
cdn-sdk####.g####.com.####.com/tdata_ycm942
sdk.o####.p####.####.com/api/addr.htm
ti####.c####.l####.####.com/tdata_RTc910
tinychi####.q####.com.####.com/config/hzv9.conf

HTTP POST requests:

a####.u####.com/app_logs
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
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/####/.CMDatsetRequireDATA.dat
/data/data/####/.cl
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/1002
/data/data/####/1004
/data/data/####/authStatus_com.bwton.msx.cgyxapp.xml
/data/data/####/authStatus_com.bwton.msx.cgyxapp;remote.xml
/data/data/####/b5b39a5d96df
/data/data/####/bugly_db_-journal
/data/data/####/bwt_advert.db-journal
/data/data/####/bwt_android_id.xml
/data/data/####/bwt_wallet.xml
/data/data/####/bwtad_update_adlogs_cachetime.xml
/data/data/####/bwton.xml
/data/data/####/bwton_location.xml
/data/data/####/bwton_location.xml.bak
/data/data/####/bwtonid
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/city_module.xml
/data/data/####/classes.dex
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.oat
/data/data/####/com.bwton.msx.cgyxapp.BETA_VALUES.xml
/data/data/####/comm_biz.xml
/data/data/####/comm_biz_cache_version.xml
/data/data/####/comm_biz_cache_version.xml.bak
/data/data/####/crashrecord.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTg5NDAzMTc0ODUz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTg5NDAzMTgyODIz;
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/firll.dat
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/i==1.2.0&&1.1.2_1589403174746_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/mac.xml
/data/data/####/mobclick_agent_cached_com.bwton.msx.cgyxapp4
/data/data/####/native_record_lock
/data/data/####/ofl.config
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-journal
/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/####/share.db-journal
/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/####/tdata_ycm942
/data/data/####/tdata_ycm942.dex
/data/data/####/tdata_ycm942.dex.flock (deleted)
/data/data/####/tdata_ycm942.jar
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_common_config.xml.bak
/data/data/####/umeng_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_general_config.xml.bak
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/misc/####/primary.prof

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
/system/bin/dex2oat --instruction-set=x86 --dex-file=<Package Folder>/.jiagu/classes.dex --dex-file=<Package Folder>/.jiagu/classes.dex:classes2.dex --oat-file=<Package Folder>/.jiagu/classes.oat --inline-depth-limit=0 --compiler-filter=speed
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/files/tdata_cpZ817.jar --oat-fd=49 --oat-location=/data/user/0/<Package>/files/tdata_cpZ817.dex --compiler-filter=speed
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/files/tdata_lbt428.jar --oat-fd=52 --oat-location=/data/user/0/<Package>/files/tdata_lbt428.dex --compiler-filter=speed
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/files/tdata_ycm942.jar --oat-fd=44 --oat-location=/data/user/0/<Package>/files/tdata_ycm942.dex --compiler-filter=speed
cat /sys/class/net/wlan0/address
getprop
logcat -d -v threadtime
ls /
ls /sys/class/thermal
mount
sh

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
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-ECB-PKCS5Padding
AES-GCM-NoPadding
RSA-None-PKCS1Padding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

Gets information about location.

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.

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Technical information

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