Adware.Gexin.20192

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) tinychi####.q####.com.####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) api.growi####.com:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) 74.1####.143.113:443
TCP(TLS/1.0) www.google####.com:443
TCP(TLS/1.0) t####.growi####.com:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) t.growi####.com:443
TCP(TLS/1.2) 1####.177.126.94:443
TCP(TLS/1.2) 74.1####.143.95:443
TCP(TLS/1.2) 74.1####.143.113:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.g####.com:5225

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
and####.google####.com
api.growi####.com
api.map.b####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
cm-1####.g####.com
instant####.google####.com
m.uyu####.com
m.uyu####.com.####.8
md####.google####.com
p####.google####.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
t####.growi####.com
t.growi####.com
www.google####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_EDB102
cdn-sdk####.g####.com.####.com/tdata_HNa879
sdk.o####.p####.####.com/api/addr.htm
ti####.c####.l####.####.com/tdata_BAI450
tinychi####.q####.com.####.com/config/hzv9.conf

HTTP POST requests:

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/####/.jg.ic
/data/data/####/7d163f64bff2
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/authStatus_com.hna.yoyu.xml
/data/data/####/authStatus_com.hna.yoyu;pushservice.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/classes3.dex
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/getui_sp.xml
/data/data/####/growing.db
/data/data/####/growing.db-journal
/data/data/####/growing_persist_data.xml
/data/data/####/growing_profile.xml
/data/data/####/growing_profile.xml.bak
/data/data/####/growing_server_pref.xml
/data/data/####/growingio_diagnose.xml
/data/data/####/growingio_diagnose.xml.bak
/data/data/####/gx_sp.xml
/data/data/####/hna-yoyu-db-journal
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/mac.xml
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/tdata_HNa879
/data/data/####/tdata_HNa879.dex
/data/data/####/tdata_HNa879.dex.flock (deleted)
/data/data/####/tdata_HNa879.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_general_config.xml.bak
/data/data/####/umeng_it.cache
/data/media/####/.cuid2
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.hna.yoyu.bin
/data/media/####/com.hna.yoyu.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/config.properties
/data/media/####/tdata_HNa879
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
/system/bin/dex2oat --instruction-set=x86 --dex-file=<Package Folder>/.jiagu/classes.dex --dex-file=<Package Folder>/.jiagu/classes2.dex --dex-file=<Package Folder>/.jiagu/classes3.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_HNa879.jar --oat-fd=52 --oat-location=/data/user/0/<Package>/files/tdata_HNa879.dex --compiler-filter=speed
cat /sys/class/net/wlan0/address
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so
mount
sh

Uses the following algorithms to encrypt data: