Adware.Gexin.439

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####.u####.com:80
TCP(HTTP/1.1) img.b####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) app.c####.h####.cn:80
TCP(HTTP/1.1) i####.app.h####.cn:80
TCP(HTTP/1.1) m####.b####.com:80
TCP(HTTP/1.1) loc.map.b####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) sni.c####.q####.####.net:80
TCP(HTTP/1.1) versi####.api.h####.cn:80
TCP(TLS/1.0) 2####.58.212.174:443
TCP(TLS/1.0) api.w####.com:443
TCP(TLS/1.0) 7064f63####.bug####.com:443
TCP c####.g####.ig####.com:5225
TCP sdk.o####.t####.####.com:5224

DNS requests:

7064f63####.bug####.com
7j####.c####.z0.####.com
a####.u####.com
api.w####.com
app.c####.h####.cn
c####.g####.ig####.com
c-h####.g####.com
feed####.u####.com
i####.app.h####.cn
img.b####.com
l####.tbs.qq.com
loc.map.b####.com
m####.b####.com
mm.u.h####.cn
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
versi####.api.h####.cn

HTTP GET requests:

app.c####.h####.cn/data/packinfo/76/android/1.1/config.zip
i####.app.h####.cn/?appid=####&appkey=####&device_token=####&_member_id=...
img.b####.com/material/news/img/180x138/2018/07/20180720110840mJrI.jpg
img.b####.com/material/news/img/180x138/2018/07/20180721170221rlxd.png
img.b####.com/material/news/img/2018/06/12a2734e75b848a2f060de2dd87c0e6e...
img.b####.com/material/news/img/2018/06/5e330f3c7b9b0089a905e832892cedfc...
img.b####.com/material/news/img/2018/06/aa259ac1acfc388302dda202030ba99a...
img.b####.com/material/news/img/600x336/2017/12/20171226100334tCZk.jpg
img.b####.com/material/news/img/600x336/2018/04/20180410191424wjCg.jpg
img.b####.com/material/news/img/600x336/2018/04/20180419065404TOVI.jpg
img.b####.com/material/news/img/600x336/2018/04/20180423090146sqKz.jpg
img.b####.com/material/news/img/600x336/2018/04/20180426154829h39j.jpg
img.b####.com/material/news/img/600x336/2018/05/20180522213231Zcl9.jpeg
img.b####.com/material/news/img/600x336/2018/06/20180601200740b3Ls.jpg
img.b####.com/material/news/img/600x336/2018/06/20180611092318QiHI.jpeg
img.b####.com/material/news/img/600x336/2018/06/20180616165032z1OH.jpg
img.b####.com/material/news/img/600x336/2018/07/20180709180057sIK4.jpg
m####.b####.com/mxu/ad.php?appid=####&appkey=####&device_token=####&_mem...
m####.b####.com/mxu/ad_news.php?appid=####&appkey=####&client_id_android...
m####.b####.com/mxu/comment.php?appid=####&appkey=####&client_id_android...
m####.b####.com/mxu/comment_hot.php?appid=####&appkey=####&client_id_and...
m####.b####.com/mxu/item.php?appid=####&appkey=####&client_id_android=##...
m####.b####.com/mxu/news.php?site_id=####&column_id=####&weight=####&bun...
m####.b####.com/mxu/news_recomend_column.php?site_id=####&id=####&fid=##...
m####.b####.com/mxu/praise_info.php?appid=####&appkey=####&client_id_and...
m####.b####.com/mxu/related_content.php?appid=####&appkey=####&client_id...
m####.b####.com/mxu/web.php?appid=####&appkey=####&client_id_android=###...
sni.c####.q####.####.net/config/hz-hzv3.conf
sni.c####.q####.####.net/tdata_MkX219
sni.c####.q####.####.net/tdata_iGj879
t####.c####.q####.####.com/mxu/2016/1222/22/2262f260c7f26b2221051223b363...
t####.c####.q####.####.com/mxu/2016/1222/41/415ee1d0be473f4684e5918a6108...
t####.c####.q####.####.com/mxu/2016/1222/44/448749b78bc06223fb2e5b44e24e...
t####.c####.q####.####.com/mxu/2016/1222/4c/4c93776394a3dec3449c6e996eb1...
t####.c####.q####.####.com/mxu/2016/1222/72/7261d276284df4d276221955abdd...
t####.c####.q####.####.com/mxu/2016/1222/99/99408e7924d9cd91b1e6614f05ba...
t####.c####.q####.####.com/mxu/2016/1222/a6/a63d86c01a66c94b82c389111a26...
t####.c####.q####.####.com/mxu/2016/1222/a9/a97151c11aea7a90ac039289c21c...
t####.c####.q####.####.com/mxu/2016/1222/c4/c49fd9276197aeb8f0c7df2ec120...
t####.c####.q####.####.com/mxu/2016/1222/f3/f3e17e686532f77e2f5ad2ec3e6b...
t####.c####.q####.####.com/mxu/2017/0208/29/2990b344a5ea45571cb14a37e231...
t####.c####.q####.####.com/mxu/2017/0208/3b/3baff3723744a71c1889cacd6ac8...
t####.c####.q####.####.com/mxu/2017/0208/59/59ec47a72d06c03a3f199182758b...
t####.c####.q####.####.com/mxu/2017/0208/7c/7cd669fbefe8164156b9ed39843c...
t####.c####.q####.####.com/mxu/2017/0208/88/8836fc46765630ed913ba1f93aae...
t####.c####.q####.####.com/mxu/2017/0901/c8/c8798d5febfb541f0ed13c78c781...
t####.c####.q####.####.com/mxu/2017/0901/fc/fc58902f43c0e1d44f8d028fa1d4...
t####.c####.q####.####.com/mxu/2017/0927/f6/f609e6faea5b9c1a6c1365e2d6dd...
versi####.api.h####.cn/?m=####&c=####&bundle_id=####&app_version=####&cl...

HTTP POST requests:

a####.u####.com/app_logs
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
loc.map.b####.com/offline_loc
m####.b####.com/mxu/mobile_client.php?appid=####&appkey=####&device_toke...
sdk.o####.p####.####.com/api.php?format=####&t=####

Modified file system:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/38f8f4198ba468cf7e6596067f74c252.0.tmp
/data/data/####/38f8f4198ba468cf7e6596067f74c252.1.tmp
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/apprtdata.xml
/data/data/####/audio.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/core_info
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/firll.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/multidex.version.xml
/data/data/####/mxu.db-journal
/data/data/####/newsdetail.xml
/data/data/####/newsdetailUpdateTime.xml
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-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/####/setting.xml
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_MkX219
/data/data/####/tdata_MkX219.jar
/data/data/####/tdata_iGj879
/data/data/####/tdata_iGj879.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_feedback_conversations.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/webview.db-journal
/data/data/####/weibo_sdk_aid1
/data/data/####/x-io.bugtags.library-UserInfo.xml
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/08cfb3b3b6bbe3705169bf277dcc41d77d5eaf68a8e8f8....0.tmp
/data/media/####/0b5b27806469c1dce118cb2bd9d6a706
/data/media/####/0b5b27806469c1dce118cb2bd9d6a706.jpg
/data/media/####/10b4504632fdff9cf353f560b67e13951dc6f8273578f0....0.tmp
/data/media/####/11e27c9332bd433ad848ef124026f930956fe6eaadb5ca....0.tmp
/data/media/####/13ae9c2226d2b34f9d1497fdb96687da2f2adbd33aefab....0.tmp
/data/media/####/13cce485af9688727bdc6b7752cf13c5a0fa82c759b746....0.tmp
/data/media/####/153e08035d0781b64eb378bf0ec1167c9ccde06b356b75....0.tmp
/data/media/####/179f96b7c6ec7af087e097b635957eadf592d3a77121cd....0.tmp
/data/media/####/259cac8cc9e12939d1e1eb7bfbf3ba1735edc493ef2ad6....0.tmp
/data/media/####/26ef7d419675f68eeb0869a23c1dbe3d589f8e03019431....0.tmp
/data/media/####/2ef6e3a71010973ea8bc773a253ff03cf2c4a92b62f177....0.tmp
/data/media/####/3588914bec59f65bb09a86d8cffaf83c5cf835ff86d556....0.tmp
/data/media/####/3dce263f69aea58a8389bbf4c0f5dd9224ecc21bae35f9....0.tmp
/data/media/####/3f5e9fbd1e2ed4552f17de143909c557e5142f592d1d2a....0.tmp
/data/media/####/4013d31c635b7bc302dcfb7f33d209a032c25aa6234f5a....0.tmp
/data/media/####/4547b818b7d8a19a202c556b7847538a3a60264c14daa6....0.tmp
/data/media/####/4dd134659eccfc9a9a77ede21aa2b7e6e0b982a9ad59c5....0.tmp
/data/media/####/5173f99e6eab7f073b2ed0263e9fd1f771ffc0018600fb....0.tmp
/data/media/####/558a21d848aa28128ba3ef0d45e38f607cdd63423033e3....0.tmp
/data/media/####/5800efb67884a55d87081c5891eb16a4f8e0769c48d5a3....0.tmp
/data/media/####/59d40d713a77154a9f65248ef8b48f2a650079395f90f4....0.tmp
/data/media/####/607541011bfa936e9e4e5258a0d764ad82ae9f0911a5f6....0.tmp
/data/media/####/61e8a946200816dc5149f97f2915fe99f6bb9a94aa87d6....0.tmp
/data/media/####/63ded56990ce7db65d2764858c6e2f35586212b8ef3672....0.tmp
/data/media/####/65bda1c6d1df55021710458db8428f3efab5d5b9f53682....0.tmp
/data/media/####/6729e9d429d883409d3975afeff2079b8a7d603b50edd4....0.tmp
/data/media/####/69b41ee5489f269dc81d94a4b2b2281fa2bbc6a4a1557d....0.tmp
/data/media/####/6ce3e10af3885290f505d0c3162d35c0158e62565132c2....0.tmp
/data/media/####/767535c329b6aa93ed4da4660dc43643f549c0e3b7e421....0.tmp
/data/media/####/768954b08d5b5e5ecec8c9ea8ac24d98a1086001590c98....0.tmp
/data/media/####/79a22bead99d4913b178b225445febdfaea25c11a12998....0.tmp
/data/media/####/86016447d7b74f13e65b6559ca650494fc05803dbc88d6....0.tmp
/data/media/####/8a612253aa4f7e13a7ae5efebf8664d833ed6644fc288e....0.tmp
/data/media/####/9245ee5a001812b612fa980963b129325eea8176ff09e3....0.tmp
/data/media/####/92af984e84b16b016680f89533309e6c01677306de1a6a....0.tmp
/data/media/####/93507e404f2df121641ce9fe8007f8fe74988d0935865e....0.tmp
/data/media/####/93dbf912ed7213afac3a3930dc85d7f858308343467400....0.tmp
/data/media/####/98c1702b1dc808aea06e20f338bc56b5c6535068379cd6....0.tmp
/data/media/####/995de383960df5d4cfd2c12a8406dd99827d76f38ef22b....0.tmp
/data/media/####/9d640abb49b9e31a84dd6220cb0991edff84b93956f396....0.tmp
/data/media/####/9e9d3f4663b9a29502a14398a4e7d0882aeb5c54a8d86f....0.tmp
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/a2c5087a5c524c232a40566edce22c643a90548c8479e9....0.tmp
/data/media/####/a6dfe551b2c2e574467ee25edd9968b7fa6ee56fba5062....0.tmp
/data/media/####/afd44de5a20b5e6048c5f1de0786a82299b79a9c72dc51....0.tmp
/data/media/####/app.db
/data/media/####/b363643f2b56feabc1f56a129df531e6.jpg
/data/media/####/b467eee2678bac7e56b9fab8da504dd1fdfe4b9372fd91....0.tmp
/data/media/####/b51f5d682c16d236f967192a31009438512a90a140cd66....0.tmp
/data/media/####/bcc466570bfcb59f26cba77e04ab32ca92dce8cecda166....0.tmp
/data/media/####/c2d023e6e333fcac036f1166ac66a2f90781fe1cce15de....0.tmp
/data/media/####/c4c09b3f232610fa9c8f4f6a636654e13fae31646e55ca....0.tmp
/data/media/####/c5086559a111e33924fb3894d7e6ead38678f5eedda18c....0.tmp
/data/media/####/c8aab2c526b647881489a891246a02b0be13f721b55bbc....0.tmp
/data/media/####/cd57b0a1a65eec804c823b6cf80234b356d439b490f3b2....0.tmp
/data/media/####/cee733db923406d28d041fc07bcf4e7efd7be0b7945ae5....0.tmp
/data/media/####/cf60310d02e9d8135e81870e67fe03c81f18d52d165ea2....0.tmp
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.hoge.android.app.baoding.bin
/data/media/####/com.hoge.android.app.baoding.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/config.zip
/data/media/####/d2b87e3883c823a099aa2eb56e68c43dcb39c6f18bbb8c....0.tmp
/data/media/####/d2c0b245397a883ef4c07d60da11d6f484d601712f90b8...5005.0
/data/media/####/d6f7793e4c6e0c1b7a0afc18c3bf642dfeb66ee8b1bd18....0.tmp
/data/media/####/e1b04fdff9b54870b638176e1d402d3c8c7bc4c1d2d0e2....0.tmp
/data/media/####/e6ab6b4054df8693655ee0dd13a4b2b7410707e1e9150e....0.tmp
/data/media/####/ed3cb9b78441b5d02536ccd12782b9e1
/data/media/####/f42c5359de4849f060e9d7ba1c21d3ad19f4a4b813e604....0.tmp
/data/media/####/ff3e221585ff028544698f071dd3e018770e32e213bac7....0.tmp
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/ller.dat
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/main.json
/data/media/####/module_baoming.json
/data/media/####/module_contribute.json
/data/media/####/module_dianshi.json
/data/media/####/module_fx.json
/data/media/####/module_live.json
/data/media/####/module_mix3.json
/data/media/####/module_my.json
/data/media/####/module_net163.json
/data/media/####/module_search.json
/data/media/####/module_special.json
/data/media/####/module_toupiao.json
/data/media/####/module_tuji.json
/data/media/####/module_vod.json
/data/media/####/module_weather.json
/data/media/####/module_zixun.json
/data/media/####/nav_121.json
/data/media/####/nav_151.json
/data/media/####/postdata.bin
/data/media/####/tbslog.txt
/data/media/####/tdata_MkX219
/data/media/####/tdata_iGj879
/data/media/####/test.0
/data/media/####/test.log
/data/media/####/yoh.dat
/data/media/####/yol.dat
/data/media/####/yom.dat

Miscellaneous:

Executes next shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/com.hoge.android.factory.GeituiPushService 25704 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop ro.product.cpu.abi
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.hoge.android.factory.GeituiPushService 25704 300 0

Loads the following dynamic libraries:

BaiduMapSDK_base_v4_0_0
Bugtags
getuiext2
libjiagu
locSDK6a
m2o_jni
weibosdkcore

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
desede-CBC-PKCS5Padding

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 APN settings.

Gains access to information about installed applications.

Gains access to information about running applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

Free trial