Android.BackDoor.3163

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Backdoor.564.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) sdk.c####.g####.####.cn:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) u####.u####.com:80
TCP(HTTP/1.1) ap####.g####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.cn:80
TCP(TLS/1.0) gmscomp####.google####.com:443
TCP(TLS/1.0) rr2---s####.g####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) res####.a####.com:443
TCP(TLS/1.0) plb####.u####.com:443
TCP(TLS/1.0) bea####.gcp.g####.com:443
TCP(TLS/1.0) u####.u####.com:443
TCP(TLS/1.0) def####.duals####.cn.####.com:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.2) 1####.177.14.106:443
TCP(TLS/1.2) 64.2####.164.100:443
TCP(TLS/1.2) gmscomp####.google####.com:443
UDP www.gst####.com:443
TCP sdk.o####.t####.####.net:5224
TCP dot.wts.xi####.cn:443
UDP bea####.gcp.g####.com:443
UDP 1####.177.14.101:443
TCP cm-1####.g####.com:5226

DNS requests:

a####.u####.com
android####.go####.com
ap####.g####.com
b####.g####.com
bea####.gcp.g####.com
c####.g####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
cmsap####.ahea####.com
dot.wts.xi####.cn
ga####.lotu####.com
gmscomp####.google####.com
l####.tbs.qq.com
log.u####.com
on####.lotu####.com
p####.google####.com
plb####.u####.com
res####.a####.com
rr2---s####.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
u####.u####.com
www.gst####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.cn/tdata_EDB102
cdn-sdk####.g####.com.####.cn/tdata_XYq933
cdn-sdk####.g####.com.####.cn/tdata_pKN446
cdn-sdk####.g####.com.####.cn/tdata_trp703
cdn-sdk####.g####.com.####.cn/tdata_xEA084
def####.duals####.cn.####.com:443/bar/get/564401dc67e58ef2a2000abc/?pcv=...
sdk.c####.g####.####.cn/config/hzv9.conf
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

ap####.g####.com/bd
c-h####.g####.com/api.php?format=####&t=####
plb####.u####.com:443/umpx_internal
res####.a####.com:443/v3/iasdkauth?key=####&ts=####&scode=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####
u####.u####.com/app_logs
u####.u####.com:443/unify_logs

File system changes:

Creates the following files:

/data/data/####/.dex2oatlock
/data/data/####/.imprint
/data/data/####/.updateIV.dat
/data/data/####/.updateIV.dat_0
/data/data/####/.updateIV.dat_1
/data/data/####/0000000lllll_0.dex
/data/data/####/0000000lllll_1.dex
/data/data/####/000O00ll111l_0.dex
/data/data/####/000O00ll111l_1.dex
/data/data/####/00O000ll111l_0.dex
/data/data/####/00O000ll111l_0.dex (deleted)
/data/data/####/00O000ll111l_0.dex.flock
/data/data/####/00O000ll111l_0.dex.flock (deleted)
/data/data/####/00O000ll111l_1.dex
/data/data/####/00O000ll111l_1.dex (deleted)
/data/data/####/00O000ll111l_1.dex.flock
/data/data/####/00O000ll111l_1.dex.flock (deleted)
/data/data/####/0OO00l111l1l
/data/data/####/0OO00l111l1l.lock
/data/data/####/1d2b904cbeadfb72ed9546111a231c85.0
/data/data/####/57579599
/data/data/####/7c52d3e3b689
/data/data/####/AheadNews280.db
/data/data/####/AheadNews280.db-journal
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/PrefsFile.xml
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/_tmp_PRIORITIZED_5023_1721460393870
/data/data/####/_tmp_PRIORITIZED_5023_1721460394243
/data/data/####/_tmp_PRIORITIZED_5148_1721460434088
/data/data/####/_tmp_PRIORITIZED_5148_1721460448529
/data/data/####/bullet_PRIORITIZED_5148_1721460448529
/data/data/####/bullet_PRIORITIZED_5148_1721460449917
/data/data/####/c0586a10777146560765a69231d89beb.xml
/data/data/####/com.aheading.news.jrfuding_preferences.xml
/data/data/####/core_info
/data/data/####/dW1weF9pbnRlcm5hbF8xNzIxNDYwMzk4MTg1;
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/getui_sp.xml
/data/data/####/gis.db-journal
/data/data/####/gkt-journal
/data/data/####/gtc.db-journal
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/i==1.2.0&&4.0.04_1721460398158_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/k.store
/data/data/####/libshellx-super.2019.so
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/lotuseed.apps
/data/data/####/lotuseed.lock
/data/data/####/lotuseed.s
/data/data/####/lotuseed.task
/data/data/####/lotuseed_global.xml
/data/data/####/lotuseed_main.xml
/data/data/####/metrics_guid
/data/data/####/o0oooOO0ooOo.dat
/data/data/####/pref.xml
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushgdc.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_config.xml.bak
/data/data/####/tbs_download_config.xml.bak (deleted)
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_XYq933
/data/data/####/tdata_XYq933.dex
/data/data/####/tdata_XYq933.dex.flock (deleted)
/data/data/####/tdata_XYq933.jar
/data/data/####/tdata_pKN446
/data/data/####/tdata_pKN446.dex
/data/data/####/tdata_pKN446.dex.flock (deleted)
/data/data/####/tdata_pKN446.jar
/data/data/####/tdata_trp703
/data/data/####/tdata_trp703.dex
/data/data/####/tdata_trp703.dex.flock (deleted)
/data/data/####/tdata_trp703.jar
/data/data/####/tdata_xEA084
/data/data/####/tdata_xEA084.dex.flock (deleted)
/data/data/####/tdata_xEA084.jar
/data/data/####/tosversion
/data/data/####/um_pri.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/data/####/zy_unique_id.bin
/data/media/####/1721460399153.db
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/alsn20170807.db
/data/media/####/alsn20170807.db-journal
/data/media/####/app.db
/data/media/####/com.aheading.news.jrfuding.bin
/data/media/####/com.aheading.news.jrfuding.db
/data/media/####/com.aheading.news.jrfuding_.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/gkt
/data/media/####/gkt-journal
/data/media/####/gktper (deleted)
/data/media/####/lotuseed.devid
/data/media/####/tbslog.txt
/data/media/####/tdata_XYq933
/data/media/####/tdata_pKN446
/data/media/####/tdata_trp703
/data/media/####/tdata_xEA084
/data/media/####/test.log (deleted)
/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
cat /proc/self/cgroup
cat /proc/uid_stat/10065/tcp_rcv
cat /proc/uid_stat/10065/tcp_snd
getprop ro.product.cpu.abi
ls /
ls /data/local
ls /sys/class/thermal
mount
ps
sh

Loads the following dynamic libraries:

libgetuiext3
libshellx-super.2019

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CFB-NoPadding
AES-ECB-PKCS5Padding
RC4
RSA-ECB-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
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.

Displays its own windows over windows of other apps.

Requests the system alert window permission.

Technologies

Begriffe

Schulung und Training

Mythen

Technical information

Curing recommendations

Free trial