Adware.Gexin.23589

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) a####.exc.mob.com:80
TCP(HTTP/1.1) adash####.man.aliy####.com:80
TCP(HTTP/1.1) sdk.c####.g####.####.cn:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) def####.ovs.us.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) ada####.m.ta####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.cn:80
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(TLS/1.0) gmscomp####.google####.com:443
TCP(TLS/1.0) 64.2####.161.94:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.0) bea####.gcp.g####.com:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) 2####.239.38.223:443
TCP(TLS/1.2) 1####.177.14.147:443
TCP(TLS/1.2) 64.2####.161.94:443
TCP(TLS/1.2) gmscomp####.google####.com:443
TCP sdk.o####.t####.####.net:5224
TCP cm-1####.g####.com:5226
UDP bea####.gcp.g####.com:443
UDP rr15---####.g####.com:443
UDP 2####.239.38.223:443
UDP www.gst####.com:443
UDP 1####.194.222.113:443

DNS requests:

7j####.c####.z0.####.com
a####.exc.mob.com
a####.man.aliy####.com
a####.u####.com
ad####.m.ta####.com
ada####.m.ta####.com
android####.go####.com
app.de####.gov.cn
bea####.gcp.g####.com
c-h####.g####.com
cdn-sdk####.g####.com
cl####.de####.gov.cn
cm-1####.g####.com
gmscomp####.google####.com
l####.tbs.qq.com
m.d####.mob.com
rr15---####.g####.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
www.de####.gov.cn
www.gst####.com
y####.al####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.cn/tdata_EDB102
cdn-sdk####.g####.com.####.cn/tdata_svG098
cdn-sdk####.g####.com.####.cn/tdata_zNZ623
m.d####.mob.com/v3/cconf?appkey=####&plat=####&apppkg=####&appver=####&n...
sdk.c####.g####.####.cn/config/hzv9.conf
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

a####.exc.mob.com/errconf
a####.exc.mob.com/errlog
a####.u####.com/app_logs
ada####.m.ta####.com/rest/sur?ak=####&av=####&c=####&v=####&s=####&d=###...
adash####.man.aliy####.com/man/api?ak=####&s=####
c-h####.g####.com/api.php?format=####&t=####
def####.ovs.us.####.com/saveWb.json
l####.tbs.qq.com/ajax?c=####&k=####
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/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/0a231bd8575dcf72.txt
/data/data/####/21c22f492aba3de8.lock
/data/data/####/5382efad64a3d58a_0 (deleted)
/data/data/####/72e0c868a2da
/data/data/####/87f75c18
/data/data/####/8ef9c457b3bbb403.lock
/data/data/####/930a31b34bd52c08.lock
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/Cookies-journal
/data/data/####/Q0VSVC5SU0EK.txt
/data/data/####/SGMANAGER_DATA2
/data/data/####/SGMANAGER_DATA2.tmp
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/UTCommon.xml
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/ap.Lock
/data/data/####/bb752499240d9ad4_0 (deleted)
/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/####/cookie_db-journal
/data/data/####/core_info
/data/data/####/debug.conf
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/libjiagu.so
/data/data/####/libsgmain_315522000000.dex
/data/data/####/libsgmain_315522000000.dex.flock (deleted)
/data/data/####/libsgmainso-5.1.96.so
/data/data/####/libsgmainso-5.1.96.so.tmp
/data/data/####/lock.lock
/data/data/####/metrics_guid
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/news_catid_db-journal
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/push.xml
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/register.xml
/data/data/####/run.pid
/data/data/####/sda.dehong_preferences.xml
/data/data/####/sp.lock
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_svG098
/data/data/####/tdata_svG098.dex
/data/data/####/tdata_svG098.dex.flock (deleted)
/data/data/####/tdata_svG098.jar
/data/data/####/tdata_zNZ623
/data/data/####/tdata_zNZ623.dex
/data/data/####/tdata_zNZ623.dex.flock (deleted)
/data/data/####/tdata_zNZ623.jar
/data/data/####/the-real-index
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/ut.db
/data/data/####/ut.db-journal
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.nulplt
/data/media/####/.pkg_lock
/data/media/####/.rcTag
/data/media/####/.rc_lock
/data/media/####/6c709c11d2d46a7b
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/dd7893586a493dc3
/data/media/####/gkt
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/gktper (deleted)
/data/media/####/hid.dat
/data/media/####/sda.dehong.bin
/data/media/####/sda.dehong.db
/data/media/####/tbslog.txt
/data/media/####/tdata_svG098
/data/media/####/tdata_zNZ623
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
cat /proc/self/cgroup
cat /proc/uid_stat/10065/tcp_rcv
cat /proc/uid_stat/10065/tcp_snd
cat /sys/class/net/wlan0/address
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so
getprop ro.product.cpu.abi
mount
sh

Loads the following dynamic libraries:

libQuCore
libQuCore-ThirdParty
libgetuiext2
libjiagu
libsgmainso-5.1.96

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-CFB-NoPadding
AES-ECB-PKCS5Padding
RC4
RSA-ECB-NoPadding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-NoPadding
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.

Requests the system alert window permission.

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