Android.Gexin.1852

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Gexin.1

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.cn:80
UDP(NTP) 1.cn.p####.####.org:123
TCP(TLS/1.0) x####.com:443
TCP(TLS/1.0) www.google####.com:443
TCP(TLS/1.0) jic.talking####.com:443
TCP(TLS/1.0) weiboi####.g####.sina####.com:443
TCP(TLS/1.0) api.du-####.com:443
TCP(TLS/1.0) app.x####.com.####.com:443
TCP(TLS/1.0) w####.com:443
TCP(TLS/1.0) o####.w####.cn:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) pass####.w####.cn:443
TCP(TLS/1.0) loc.map.b####.com:443
TCP(TLS/1.2) p####.google####.com:443
TCP(TLS/1.2) www.google####.com:443
UDP 1####.194.163.20:443
UDP www.google####.com:443
TCP cm-1####.g####.com:5226
TCP sdk.o####.t####.####.com:5224

DNS requests:

1.cn.p####.####.org
7j####.c####.z0.####.com
a####.exc.mob.com
api.du-####.com
api.map.b####.com
api.mob####.mob.com
api.s####.mob.com
app.x####.com
cdn-sdk####.g####.com
cm-1####.g####.com
ed0f02d####.bug####.com
h5.sin####.cn
i####.cn
jic.talking####.com
loc.map.b####.com
m.d####.mob.com
m.w####.cn
o####.w####.cn
p####.google####.com
pass####.w####.cn
pass####.w####.com
pg.x####.com
pub-####.qin####.com
sdk.c####.g####.com
sdk.o####.i####.####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
w####.com
www.google####.com
x####.com

HTTP GET requests:

api.du-####.com:443/appHome/followList?usertoken=####&pagecount=####&_id...
api.du-####.com:443/dictionary/item?key=####
api.du-####.com:443/form/home/guessShops?usertoken=####&locX=####&locY=#...
api.du-####.com:443/v2/common/app/launch/pages
api.du-####.com:443/v2/common/app/popups?from=####&shop_id=####
api.du-####.com:443/v2/home?usertoken=####&city=####&locationx=####&loca...
api.du-####.com:443/version?type=####&code=####
api.du-####.com:443/yuntongxin/sig?usertoken=####
cdn-sdk####.g####.com.####.cn/tdata_NWX959
m.d####.mob.com/v3/cconf?appkey=####&plat=####&apppkg=####&appver=####&n...
qin####.com.www.####.com/tdata_EDT369
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

a####.exc.mob.com/errconf
api.du-####.com:443/v2/common/app/launch
api.du-####.com:443/v2/common/ntf/reg
api.map.b####.com:443/sdkcs/verify
api.s####.mob.com/conf5
api.s####.mob.com/conn
api.s####.mob.com/snsconf
app.x####.com.####.com:443/g/d?crc=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####
x####.com:443/push/v1/6c86cde0

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/.lock
/data/data/####/.mrecord
/data/data/####/.mrecord (deleted)
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/12095ac7c88cbf5d_0
/data/data/####/16b887010d441dfd_0
/data/data/####/1750a47ac7829740_0
/data/data/####/1a6d5e6f0927b906_0
/data/data/####/1a6d5e6f0927b906_1
/data/data/####/2847449f6b4803f4_0
/data/data/####/2847449f6b4803f4_1
/data/data/####/329b7de32991eaa8_0
/data/data/####/3daf4e62b98ccbf7_0
/data/data/####/5ba3f615ddab344a_0
/data/data/####/6f16d3e8ac57
/data/data/####/9ca6e1a882a22439_0
/data/data/####/Cookies-journal
/data/data/####/LAST_LANDING_TIME.xml
/data/data/####/LOCATION_CITY.xml
/data/data/####/MOBLINK_1
/data/data/####/QALConfigStore.dat
/data/data/####/SHARE_SETCLIENTID.xml
/data/data/####/TDCloudSettingsConfigE321B66A4D3088BFD9E3449F780EE0DA.xml
/data/data/####/TD_app_pefercen_profile.xml
/data/data/####/TD_app_pefercen_profile.xml.bak
/data/data/####/TDpref_longtime.xml
/data/data/####/TDpref_shorttime.xml
/data/data/####/TDpref_shorttime.xml.bak
/data/data/####/TDtcagent.db
/data/data/####/TDtcagent.db-journal
/data/data/####/TLS_DEVICE_INFO.xml
/data/data/####/TalkingData_Push_SharedPreferences.xml
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/WLOGIN_DEVICE_INFO.xml
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/authStatus_cn.tzmedia.dudumusic.xml
/data/data/####/authStatus_cn.tzmedia.dudumusic;remote.xml
/data/data/####/bae01852486a8039_0
/data/data/####/bd7b6a76bb7a9d04_0
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/classes3.dex
/data/data/####/cn.tzmedia.dudumusic_preferences.xml
/data/data/####/firll.dat
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/imei
/data/data/####/increment.db-journal
/data/data/####/index
/data/data/####/init.pid
/data/data/####/journal
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/mac.xml
/data/data/####/metrics_guid
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/mpush_app.db-journal
/data/data/####/mpush_gateway_preferences_file
/data/data/####/mpush_process_preferences_file
/data/data/####/mpush_version_preferences_file
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/report_v5.msgstore-journal
/data/data/####/report_v5.msgstore-journal (deleted)
/data/data/####/run.pid
/data/data/####/share_sdk_1
/data/data/####/sharesdk.db-journal
/data/data/####/start.xml
/data/data/####/td.lock
/data/data/####/tdata_NWX959
/data/data/####/tdata_NWX959.dex
/data/data/####/tdata_NWX959.dex.flock (deleted)
/data/data/####/tdata_NWX959.jar
/data/data/####/tdata_NWX959.tmp
/data/data/####/tdid.xml
/data/data/####/tdlock.txt
/data/data/####/temp-index
/data/data/####/the-real-index
/data/data/####/tls_device.dat
/data/data/####/wlogin_device.dat
/data/media/####/.cuid
/data/media/####/.cuid2
/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/####/.tcookieid
/data/media/####/app.24.05.28.19.log
/data/media/####/app.db
/data/media/####/cn.tzmedia.dudumusic.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/imsdk_20240528.log
/data/media/####/sdk.24.05.28.19.log
/data/media/####/tdata_NWX959
/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 <Package Folder>/.jiagu/libjiagu.so
mount
sh

Loads the following dynamic libraries:

libBaiduMapSDK_base_v4_4_0
libBugtags
lib_imcore_jni_gyp
libavcodec
libavfilter
libavformat
libavutil
libjiagu
libjx_ffmpeg_jni
liblocSDK7a
libpl_droidsonroids_gif
libqalcodecwrapper
libqalmsfboot
libswresample
libswscale

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-CFB-NoPadding
AES-ECB-NoPadding
AES-ECB-PKCS5Padding
DES-CBC-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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