Adware.Gexin.6378

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) c####.a####.info:443
TCP(TLS/1.0) o####.map.b####.com:443
TCP(TLS/1.0) loc.map.b####.com:443
TCP(TLS/1.0) a####.info:443
TCP c####.g####.ig####.com:5225
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.info
and####.b####.qq.com
api.map.b####.com
c####.a####.info
c####.g####.ig####.com
c####.g####.ig####.com
c-h####.g####.com
loc.map.b####.com
o####.map.b####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_fyR930
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

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

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/1e42b8db7ecade1bea8626580d19bd02e8df2c0780cc32a....0.tmp
/data/data/####/2eb284ae9a757d4030e6c68039640dcad9c2906618117a2....0.tmp
/data/data/####/36ad7b1eb6c5b89683846bb2954b66317b8c93b0d38941b....0.tmp
/data/data/####/3773c638725190999fd6afebc14d3a638f0be34d2b663c0....0.tmp
/data/data/####/37779557a69a02c151fdda705a464bd846cf0c2f7187b16....0.tmp
/data/data/####/3e02a46eb5f39111cf5d9f844eead1453bb05f4ac3f0f63....0.tmp
/data/data/####/47e2966be5f6749de5f82de755bc7499f209d04e967aa7d....0.tmp
/data/data/####/597dc6ba95026fa890acbf91d195a9f00ed1eb32e196c0e....0.tmp
/data/data/####/5af8f23b7dff4212652c752994b31ad53f9a7ad7e349b83....0.tmp
/data/data/####/5b60c25c27d514bccd65a19d8b783ff03f28d3283cfd537....0.tmp
/data/data/####/6846137479ab1d263749a866c2cf68143110c4b581c3ea0....0.tmp
/data/data/####/6c3e89a988df24dc2de4a93a48be3bbe64e692a929c0a4e....0.tmp
/data/data/####/6f5664a6cae9b1d23ac0702743013e0a07b14de28101543....0.tmp
/data/data/####/7292c9cd5a99c11958cd031365b379a9f60ed8b75afbf56....0.tmp
/data/data/####/7a6b412241076e505d4de257a6bb2055c0c7671cc9be61f....0.tmp
/data/data/####/80bf5b949bfd333bc1b38cab464b5ac67a6e6c7f21c625d....0.tmp
/data/data/####/84222b505e3c89fd6adb142c07c2557bc59b17f0eedbc22....0.tmp
/data/data/####/8c43b2902bab6c206440532bf9a8b638c262d4669be0148....0.tmp
/data/data/####/95500a7e9a2defa59ab217ca13edf9d375de4eb8372ac9e....0.tmp
/data/data/####/9e63223fcaf9d630b481314368df60cea41163f261299f2....0.tmp
/data/data/####/MultiDex.lock
/data/data/####/XR_REFRESH_KEY.xml
/data/data/####/a43d28b448d7a7a872e0b9dbda1b66e65e0e67862c99b69....0.tmp
/data/data/####/a5614ca7495377367ee148d3769ea7c5f3cbe86b7dc1cde....0.tmp
/data/data/####/a63aea4d6f81224862af11b3dcb9807fcc71ae7389dcad2....0.tmp
/data/data/####/a63bae8251b9e8aaa4aac3494fad26ddee6cc0f3e3d08d0....0.tmp
/data/data/####/authStatus_com.tomato.market;remote.xml
/data/data/####/bb2ec3143c4c474a6d9f4daec5609ecd23f9ad4ea67ea7c....0.tmp
/data/data/####/be5a78579796a1e095a2b3639ac22c4f24f42f83b5028f3....0.tmp
/data/data/####/bff950c0528ff7201a3a3ae5a9330ce21825de5c11de0fb....0.tmp
/data/data/####/bugly_db_-journal
/data/data/####/c5e1c4edba75be13663d6952ec85908547f5b9e7262885c....0.tmp
/data/data/####/c69ff657a2a64d9463e7d7cdcb24a41635f68730ca501c2....0.tmp
/data/data/####/com.tomato.market.xml
/data/data/####/com.tomato.market.xml (deleted)
/data/data/####/com.tomato.market_preferences.xml
/data/data/####/com.tomato.market_preferences.xml.bak
/data/data/####/crashrecord.xml
/data/data/####/d57265527e257b40cecdead45269af5b70d62b5e5506f87....0.tmp
/data/data/####/dbda31a78fdb501206095f60c2015e6947146c9e0808e7e....0.tmp
/data/data/####/dce6a4d1a3fc4e43b7674c1f2b60a45888648a90732b84f....0.tmp
/data/data/####/f3b4fd56def70b11e60b0d219229d1e44dc6355d3bfeedc....0.tmp
/data/data/####/f9210024cfc2334c005919fb9cc391be847d3514a7a3452....0.tmp
/data/data/####/firll.dat
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/libcuid.so
/data/data/####/libjiagu1406524461.so
/data/data/####/local_crash_lock
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/ofl.config
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-journal
/data/data/####/pri_tencent_analysis.db_com.tomato.market-journal
/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/####/share_name.xml
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_fyR930
/data/data/####/tdata_fyR930.jar
/data/data/####/tencent_analysis.db_com.tomato.market-journal
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.tomato.market.bin
/data/media/####/com.tomato.market.db
/data/media/####/conlts.dat
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/tdata_bca864
/data/media/####/tdata_fyR930
/data/media/####/test.log

Miscellaneous:

Executes the following 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
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.DemoPushService 24715 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop
getprop ro.build.display.id
getprop ro.build.version.opporom
getprop ro.miui.ui.version.name
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.DemoPushService 24715 300 0

Loads the following dynamic libraries:

Bugly
MtaNativeCrash_v2
getuiext3
libjiagu1406524461
locSDK7b

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-GCM-NoPadding

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.

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