Android.DownLoader.4750

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.RemoteCode.242.origin
Android.SmsSend.2064.origin
Android.Triada.248.origin
Android.Triada.373.origin
Android.Xiny.1513

Downloads the following detected threats from the Internet:

Android.Xiny.1513

Prompts to install third-party apps.

Intercepts incoming SMS and terminates the process of their transmission to handlers of other apps.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) hd.a####.com:80
TCP(HTTP/1.1) 47.1####.48.111:9013
TCP(HTTP/1.1) 1####.159.152.136:8090
TCP(HTTP/1.1) 1####.159.103.205:8090
TCP(HTTP/1.1) 1####.152.193.60:8008
TCP(HTTP/1.1) 1####.74.142.118:8152
TCP(HTTP/1.1) sd####.cm####.com:80
TCP(HTTP/1.1) 1####.78.31.198:8030
TCP(HTTP/1.1) 1####.100.207.233:80
TCP(HTTP/1.1) f.peiz####.cn:5284
TCP(HTTP/1.1) 1####.159.180.48:8090
TCP(HTTP/1.1) pa.yunj####.cn:8002
TCP(HTTP/1.1) adl.a####.net:5285
TCP(HTTP/1.1) 58.2####.68.98:8765
TCP(HTTP/1.1) ot.prs.qin####.com:80
TCP(HTTP/1.1) bl.c.numbero####.cn:80
TCP(HTTP/1.1) a####.peiz####.cn:5285
TCP(HTTP/1.1) d.angs####.com:5284
TCP(HTTP/1.1) fy.bigb####.com:6099
TCP(HTTP/1.1) 1####.25.187.234:8013
TCP(HTTP/1.1) www.3####.com:8081
TCP(HTTP/1.1) bl.r.numbero####.cn:80
TCP(HTTP/1.1) l####.bigb####.com:6099
TCP(HTTP/1.1) ot.grb.qin####.com:80
TCP(HTTP/1.1) 1####.79.164.245:80
TCP(HTTP/1.1) 2####.111.8.140:8080
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP d.angs####.com:9270
TCP 2####.22.114.106:9920

DNS requests:

a####.peiz####.cn
adl.a####.net
api.qiazhiw####.cn
bl.c.numbero####.cn
bl.f.numbero####.cn
bl.i.numbero####.cn
bl.r.numbero####.cn
d.angs####.com
f.peiz####.cn
fy.bigb####.com
ji####.dl####.com
l####.bigb####.com
ot.cor.qin####.com
ot.grb.qin####.com
ot.m.qin####.com
ot.prs.qin####.com
pa.yunj####.cn
plb####.u####.com
sd####.cm####.com
u####.u####.com
www.3####.com

HTTP GET requests:

a####.peiz####.cn:5285/AppDownLoad/apk/downloadAPK?appId=####
adl.a####.net:5285/dd/a/dl?appId=####
hd.a####.com/jieplginf/djmdeta29x

HTTP POST requests:

bl.c.numbero####.cn/q3265Xdk/E60g
bl.r.numbero####.cn/J7Izocp1/FMc7
bl.r.numbero####.cn/SlAybZh1/rXfV
bl.r.numbero####.cn/m3fb2crQ/MSfQ
bl.r.numbero####.cn/m3fb2crQ/a4Xd
bl.r.numbero####.cn/q3265Xdk/E60g
d.angs####.com:5284/android.frontserver/collect/error
f.peiz####.cn:5284/android.frontserver/pcsvc
f.peiz####.cn:5284/android.frontserver/pcsvc?r=####
fy.bigb####.com:6099/aps/
l####.bigb####.com:6099/aps/
ot.grb.qin####.com/JBVZVr/niyaei
ot.grb.qin####.com/ei6VRb/nvpXut
ot.grb.qin####.com/zIFvYr/o4UbgN
ot.prs.qin####.com/7ziimi/vuL5LR
pa.yunj####.cn:8002/pps
sd####.cm####.com/behaviorLogging/eventLogging/accept
sd####.cm####.com/behaviorLogging/eventLogging/acceptCommon.do
www.3####.com:8081/e/mmc

File system changes:

Creates the following files:

/data/data/####/.edata
/data/data/####/.imprint
/data/data/####/1572933792182
/data/data/####/1572933806921
/data/data/####/4oUStKpfN_Af8zWPtawM0SlzG0g=.new
/data/data/####/8Z-IV74S5Q-SPZJ4Z_4gH5FWH0HKXfIL.new
/data/data/####/DslSjVGqi_etLQyxwSfTFMcsaT2Cag_Z_o6C6LFUPHrFUJArv-journal
/data/data/####/F85C58A2196623557E8A00D8A4680702
/data/data/####/GfmQpvGO8-N9BzRSmq-6Og==.new
/data/data/####/JiePay.xml
/data/data/####/NCzdQXGXe40hu1Ow
/data/data/####/NorPay_SP.xml
/data/data/####/NtPwqyJ6zLn8zPK1CnbpZA==.new
/data/data/####/R_LXo33HyIzLRD3y.new
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/VBjUHTMD77Zwd2pUhVwKx9wtJ7o=.new
/data/data/####/VxnDXMabrHpGjZHM.dex
/data/data/####/VxnDXMabrHpGjZHM.zip
/data/data/####/XinZF.xml
/data/data/####/XinZF_conf.xml
/data/data/####/XinZFsmspay.db
/data/data/####/XinZFsmspay.db-journal
/data/data/####/a4b645a09e1352ed9a43ff469655db6d_3_1_5.dex
/data/data/####/a4b645a09e1352ed9a43ff469655db6d_3_1_5.zip.tmp
/data/data/####/a==8.0.2&&3.2_1572933792529_envelope.log
/data/data/####/a==8.0.2&&3.2_1572933806990_envelope.log
/data/data/####/app_test.apk
/data/data/####/app_test.dex (deleted)
/data/data/####/buntutu_data_s.xml
/data/data/####/cCache.xml
/data/data/####/cds.xml
/data/data/####/classes.dex
/data/data/####/classes.dve
/data/data/####/classes.jar
/data/data/####/com.SecShell.tmp2129
/data/data/####/com.SecShell.tmp2300
/data/data/####/com.SecShell.tmp2601
/data/data/####/com.SecShell.tmp3129
/data/data/####/dW1weF9pbnRlcm5hbF8xNTcyOTMzNzkyMDc5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTcyOTMzODA0NzQ3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTcyOTMzODI0MDY1;
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/fmoonStore.db
/data/data/####/fmoonStore.db-journal
/data/data/####/fx.xml
/data/data/####/i==1.2.0&&3.2_1572933792108_envelope.log
/data/data/####/i==1.2.0&&3.2_1572933804768_envelope.log
/data/data/####/i==1.2.0&&3.2_1572933824089_envelope.log
/data/data/####/info.xml
/data/data/####/jiepay_config.xml
/data/data/####/jiepayplugin.apk
/data/data/####/jiepayplugin.apkdata
/data/data/####/jiepayplugin.dex
/data/data/####/jiepaysmspay.db
/data/data/####/jiepaysmspay.db-journal
/data/data/####/kb_idle.ini
/data/data/####/mm_nw_app.xml
/data/data/####/one.dex
/data/data/####/onePayV3.xml
/data/data/####/order_sp.xml
/data/data/####/qb2VllXXbsOolGGtXoEd6A==.new
/data/data/####/qs.db
/data/data/####/qs.db-journal
/data/data/####/qs_LcCache.xml
/data/data/####/rdata_comtmiowuhf.new
/data/data/####/sbzauq_f.dex
/data/data/####/sbzauq_f.zip
/data/data/####/t==8.0.2&&3.2_1572933792407_envelope.log
/data/data/####/tkgDhhWE3R0vFwR6HldkZQ==
/data/data/####/uIum1kVwcIBdMVR5qFau_A==
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/ugmarssp.xml
/data/data/####/uid.f
/data/data/####/um_pri.xml
/data/data/####/umdat.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/####/ydutl.cf
/data/data/####/zdbdd.dex
/data/data/####/zdbdd.jar
/data/data/####/{6109AB2B-769CFABF}_{AEF2A7F3-0EBBFE27}.P2
/data/data/####/{AEF2A7F3-0EBBFE27}.P1
/data/data/####/{AEF2A7F3-0EBBFE27}.P3
/data/local/####/buntutu_daemon
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.umm.dat
/data/media/####/.uunique.new
/data/media/####/0C3E1782C1F853AF.jar.i
/data/media/####/0C3E1782C1F853AFwh.jar
/data/media/####/1B3A2967E5FD862EFD957606C65C8122
/data/media/####/2887A00B589C85A5FF5607D7EB45E7C8
/data/media/####/30592A6B8B0C769E3F7FDE6E1A033DF5
/data/media/####/buntutu.jaru
/data/media/####/cc.dat
/data/media/####/kb_idle.ini
/data/media/####/kv_cf.ini
/data/media/####/pConifg.ini
/data/media/####/plugin.apk
/data/media/####/sysid.dat
/data/media/####/z.jar
/data/media/####/{BE2355DB-D785E335}.PC1

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/su
app_process system/bin com.google.provider.vendor.tool.Main /storage/emulated/0/goog1e/data/plugin.apk
cat /sys/block/mmcblk0/device/cid
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.miui.ui.version.name
getprop ro.vivo.os.version
getprop ro.yunos.version
ls -l /system/bin/su
ls /
ls /sys/class/thermal
sh
sh -c cat /sys/block/mmcblk0/device/cid
sh -c cat /sys/class/net/wlan0/address

Loads the following dynamic libraries:

SecShell
engine
fporpoise
game
libSecShell-x86
n884e6
plugManager

Uses the following algorithms to encrypt data:

AES
AES-CBC-PKCS7Padding
DES-CBC-PKCS5Padding

Uses the following algorithms to decrypt data:

AES
AES-CBC-PKCS7Padding
DES-CBC-PKCS5Padding

Uses elevated priveleges.

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.

Gets information about running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Parses information from SMS.

Gets information about sent/received SMS.

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