Adware.Gexin.643

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) 59.42.2####.104:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) sni.c####.q####.####.net:80
TCP(TLS/1.0) sh.wagbr####.alibaba####.com:443
TCP(TLS/1.0) av1.x####.com:443
TCP(TLS/1.0) i####.39.net:443
TCP(TLS/1.0) inter####.39.net:443
TCP(TLS/1.0) pim####.b0.a####.com:443
TCP c####.g####.ig####.com:5226
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.exc.mob.com
and####.b####.qq.com
av1.x####.com
c####.g####.ig####.com
c-h####.g####.com
i####.39.net
i.t####.com
inter####.39.net
p####.39.net
plb####.u####.com
pub-####.qin####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
u####.u####.com

HTTP GET requests:

sni.c####.q####.####.net/config/hz-hzv3.conf
sni.c####.q####.####.net/tdata_YYn966
sni.c####.q####.####.net/tdata_eOt091
t####.c####.q####.####.com/tdata_EDT356

HTTP POST requests:

a####.exc.mob.com/errconf
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####

Modified file system:

Creates the following files:

/data/data/####/.duid
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.vpl_lock
/data/data/####/06d39d62c6308bc0fb41daf1859cccc1aaa412ca0f6615d....0.tmp
/data/data/####/08ad9157d4c439c9ec56b1bb7064e27f0b91fa9914e9ade....0.tmp
/data/data/####/1004
/data/data/####/126912264980f3145bd2ee1e7930ea24938658eba3c4b4e....0.tmp
/data/data/####/13f8e98bb5bae98302c7f2cf8bfbcbefb66eefe27888e9c....0.tmp
/data/data/####/1532605753118_2083
/data/data/####/1532605754122_2083
/data/data/####/1532605754319_2103
/data/data/####/1532605754402_2142
/data/data/####/1532605754664_2083
/data/data/####/1532605754893_2142
/data/data/####/1532605755158_2083
/data/data/####/1532605755351_2103
/data/data/####/1532605755416_2083
/data/data/####/1532605755608_2083
/data/data/####/1532605756064_2083
/data/data/####/1532605756965_2083
/data/data/####/1532605757809_2103
/data/data/####/1532605757899_2083
/data/data/####/1532605758357_2083
/data/data/####/1532605758625_2083
/data/data/####/1532605758902_2298
/data/data/####/1532605762802_2298
/data/data/####/1532605764847_2083
/data/data/####/1532605765776_2083
/data/data/####/1532605766039_2083
/data/data/####/1532605766253_2083
/data/data/####/1532605766438_2083
/data/data/####/1532605766644_2083
/data/data/####/1532605766812_2083
/data/data/####/1532605767022_2083
/data/data/####/1532605767225_2083
/data/data/####/1532605767424_2083
/data/data/####/1532605769238_2083
/data/data/####/1532605771835_2083
/data/data/####/1532605772976_2083
/data/data/####/1532605773241_2083
/data/data/####/1532605775909_2083
/data/data/####/1532605776077_2083
/data/data/####/1532605776260_2083
/data/data/####/1532605776772_2083
/data/data/####/1532605777045_2083
/data/data/####/1532605782197_2083
/data/data/####/1532605782390_2083
/data/data/####/1532605782572_2083
/data/data/####/1532605782729_2083
/data/data/####/1532605782985_2083
/data/data/####/1532605783214_2083
/data/data/####/1532605783422_2083
/data/data/####/1532605799102_2083
/data/data/####/1532605799603_2083
/data/data/####/1532605799828_2083
/data/data/####/16ea7828e7c6eab3822aa2a15f72d6d931d0ec920981b73....0.tmp
/data/data/####/17d5db39655dc9853286537f770b74b105966a4adb6e9ec....0.tmp
/data/data/####/228488d0ab0f974a70db5b695ed8f5022a56ca0d56f4bb7....0.tmp
/data/data/####/2652fd4234459ad09692b30d22bbc034f86652565a4ba54....0.tmp
/data/data/####/2a5321c1cf867518e0d30cc75cffb600bee2a3bac92045e....0.tmp
/data/data/####/2c9d107ce3ad
/data/data/####/2e59b594016c3c83dfbda6043e5c660c46c9f6536d45b1a....0.tmp
/data/data/####/3be0941321e3553815dd27bf45bb3dab27292a9cb48bb56....0.tmp
/data/data/####/3ff292d725c4a86f6cfe99ea7e083125d7edb687437fb8e....0.tmp
/data/data/####/41b16017e05163865f77d09be2c1634fbe4f5ba310ec338....0.tmp
/data/data/####/439fca4a59eefd0054f8472d16dcd54b91400c5092689e1....0.tmp
/data/data/####/446c94db32c75787f84ab9d0e6bc86f29d26d88d12c4b84....0.tmp
/data/data/####/593443fc8d9fbdc4663ef9f451774d238e8b1ba1f5d4816....0.tmp
/data/data/####/5a8ca40850e37ef2027a175e320a75a6038bff27181377e....0.tmp
/data/data/####/5ac3b44bf7a93cab7bf4fc082b35e61d0e33f4a7cf5edde....0.tmp
/data/data/####/5d509212c772355a85fd9003181403b459c6cb5779944b4....0.tmp
/data/data/####/5f6be93b709623569c6bcf9775620f056b28349a6ef025c....0.tmp
/data/data/####/64c893c97a62ebaf515bb029ae99a644316fea65445a0cc....0.tmp
/data/data/####/75ba14f5069ed991b1fde28d86ba020e5a598b4bf1bbbd7....0.tmp
/data/data/####/83ac4663bd97363cd51e0f7db493fee51955b8b8693f2b1....0.tmp
/data/data/####/8419eeca6562fcfc1e0ca0e59eff6487454c04a6037e2f7....0.tmp
/data/data/####/842337786986.0
/data/data/####/8842339225964.0
/data/data/####/91969a9365cd8fc8eb8c4ce1b514fc60fff1febbb1c39c9....0.tmp
/data/data/####/97598064eaff5f4379143a119a7d3a3962e5dd45ee4755e....0.tmp
/data/data/####/9dcd0a86e032b384471b4e8808f39c42345a706a01da96b....0.tmp
/data/data/####/9f3c988cf07ed82b3510e4b1ca00b9f1d504af5ccd3887f....0.tmp
/data/data/####/Alvin2.xml
/data/data/####/Archimedes_p4
/data/data/####/Archimedes_p5
/data/data/####/ContextData.xml
/data/data/####/Pythagoras_phase.xml
/data/data/####/TD_app_pefercen_profile.xml
/data/data/####/TDpref_longtime.xml
/data/data/####/TDpref_longtime0.xml
/data/data/####/TDpref_shorttime.xml
/data/data/####/TDpref_shorttime0.xml
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/a006b1c04bc693a458f3aad20d0738e01c07c4bec2122a7....0.tmp
/data/data/####/a366be986cba1d810d5f001c0a587bf5c3dc647bf611b3c....0.tmp
/data/data/####/a41e96eafcf152166df5631aa03071d5ea03f10fa0687a3....0.tmp
/data/data/####/a==7.5.0&&6.0.5_1532605753639_envelope.log
/data/data/####/aa7e8b21f078be0bd849bd0046bf9e44c6b76113f8e310c....0.tmp
/data/data/####/b2098cd25bf3cc3a2150b89916fc3d06cb8e6dae28f79f3....0.tmp
/data/data/####/b3ae48605490eca554b976359485b294e5003ddedf20808....0.tmp
/data/data/####/b3dfff3bda713fdf86045d6f48908953803ce8c5883a5a7....0.tmp
/data/data/####/b53818e6c00c5f23f16c305fcf7bb53616b9fddf4add521....0.tmp
/data/data/####/b543f53dec5aaf9fffcd2f2451b43a2d58b01bda8920fc7....0.tmp
/data/data/####/ba9bd366d52bfb169b003349871d24b8036f85fbf2b039b....0.tmp
/data/data/####/bb392a8c1cc76be2c3d1ac95282757b78efa69753311313....0.tmp
/data/data/####/bc33f5f04e372da21d542f3b319e17c5ba89c6123b32077....0.tmp
/data/data/####/bcd2169bbf3be8c011c83dd7ed7e1317341081f44eecb4f....0.tmp
/data/data/####/bfbabe7ec4ecf66fdb8aa798533dad559738bf4c8687e28....0.tmp
/data/data/####/bugly_db_-journal
/data/data/####/c1a8791521448fd18f0d5eb6f0b630bb2d629bd5e3780a3....0.tmp
/data/data/####/ca21ee415f0aa259ae685ceda6ded54f8f3bd09b5ea3bbe....0.tmp
/data/data/####/cccd4d094a0479f2bed32d8b765f3e9af04d12d9e2a3234....0.tmp
/data/data/####/cf7d3852b8ba9da89bf40d667a61f0e97fc90c39f6c5f35....0.tmp
/data/data/####/cfe1977b7ea413a731d2dcf5d63ae226714d239675818ab....0.tmp
/data/data/####/com.qisheng.daoyi.activity_preferences.xml
/data/data/####/crashrecord.xml
/data/data/####/d4cacc0d7c6fd4f20b3fde02743283bc91e397f2a22fae6....0.tmp
/data/data/####/d8c0cfaf7a2cc1a46ff3026cae5b8cdcffb3c0905a5f26c....0.tmp
/data/data/####/d9b6eab4231c5994d23f3ec3b76e84de2dd7d6a208ed39e....0.tmp
/data/data/####/dae56842ee1941583dbb93ae80c871664af7ceef2cbd201....0.tmp
/data/data/####/daoyiAppData.xml
/data/data/####/daoyi_db
/data/data/####/daoyi_db-journal
/data/data/####/dda5ea0293fd7c96e5b525f75caf1eae43125b5c55c83d2....0.tmp
/data/data/####/df6883f1d51cd8cca36f6c7d8d5340b234f704e82392e6a....0.tmp
/data/data/####/e0628861f6a845ab6d02d737d63d50bab1689351f11d5d8....0.tmp
/data/data/####/e1087607a55a8223cd33111d20c61a694478321411ff724....0.tmp
/data/data/####/e2aa42bf3c060c36412485dd42a467c605a93167047aea3....0.tmp
/data/data/####/e551b677b5c17d3cc1dbed4f4cac3b0cad6b47267f14919....0.tmp
/data/data/####/e56f3c19b5610f17c08b8ae591f80b1f2736ae3a9a1c138....0.tmp
/data/data/####/ecc82141b0d5bc9c50b49a3a58a53034bcb036cfad958c0....0.tmp
/data/data/####/ed9eeeb1fcc4b6ad762b14377c2c16cb398607a767ae572....0.tmp
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f2650a86f77b2f29dee0ae875398a5808459ae43c0baa04....0.tmp
/data/data/####/f4922415669b958e5df8856a1802c9564c5c1c9e17928c0....0.tmp
/data/data/####/fa16e2aed3c64d6731ddc1682c884f0e241ec2c4f5a5523....0.tmp
/data/data/####/fd743ec2f146d7377d3b19c2d1cbbccb6205c84376f1a35....0.tmp
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/i==1.2.0&&6.0.5_1532605752678_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/libjiagu-92706307.so
/data/data/####/local_crash_lock
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/mPBE.xml
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/tdata_YYn966
/data/data/####/tdata_YYn966.jar
/data/data/####/tdata_eOt091
/data/data/####/tdata_eOt091.jar
/data/data/####/tdid.xml
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_general_config.xml (deleted)
/data/data/####/umeng_it.cache
/data/data/####/webview.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.artc_lock
/data/media/####/.cca.dat
/data/media/####/.di
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.lecd
/data/media/####/.lesd_lock
/data/media/####/.mn_-1464060969
/data/media/####/.nomedia
/data/media/####/.pkg_lock
/data/media/####/.pkgs_lock
/data/media/####/.rc_lock
/data/media/####/.slw
/data/media/####/.ss_lock
/data/media/####/.tcookieid
/data/media/####/.umm.dat
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.qisheng.daoyi.activity.bin
/data/media/####/com.qisheng.daoyi.activity.db
/data/media/####/d1c7d4f4490a7b22043077464b32e7ac.0
/data/media/####/journal.tmp
/data/media/####/tdata_YYn966
/data/media/####/tdata_eOt091
/data/media/####/test.log

Miscellaneous:

Executes next shell scripts:

/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/sh -c getprop
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.qisheng.daoyi.service.DemoPushService 25619 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu-92706307.so
getprop
ls /
ls /sys/class/thermal
mount

Loads the following dynamic libraries:

39_encrypt_jni
Bugly
getuiext2
libjiagu-92706307

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-PKCS7Padding
AES-GCM-NoPadding
DES-CBC-PKCS5Padding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-NoPadding
AES-GCM-NoPadding

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about installed applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

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