Adware.Gexin.8613

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) t####.dmp.y####.net:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) l####.c####.q####.####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) s####.gw.y####.net:80
TCP(HTTP/1.1) 1####.132.44.11:8080
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8011
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) r.y####.net:80
TCP(HTTP/1.1) y####.b0.a####.com:80
TCP(HTTP/1.1) i####.doub####.com:80
TCP(HTTP/1.1) s.y####.net:80
TCP(TLS/1.0) weib####.g####.sina####.com:443
TCP(TLS/1.0) i####.doub####.com:443
TCP(TLS/1.0) sslb####.jom####.com:443
UDP 2####.0.0.1:9998
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5226

DNS requests:

1####.nd####.y####.com
7j####.c####.z0.####.com
9####.nd####.y####.com
a####.b####.qq.com
aexcep####.b####.qq.com
and####.b####.qq.com
aos.w####.y####.net
au.y####.net
c####.g####.ig####.com
c-h####.g####.com
i####.doub####.com
l####.tbs.qq.com
r.y####.net
s####.gw.y####.net
s.y####.net
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sdk.st####.y####.com
ss1.b####.com
ss2.b####.com
t####.dmp.y####.net
ws3.sin####.cn
wx1.sin####.cn
wx2.sin####.cn
wx3.sin####.cn
wx4.sin####.cn

HTTP GET requests:

i####.doub####.com/mw690/0060lm7Tly1fynonaw1j2j307i0andgi.jpg
i####.doub####.com/mw690/0060lm7Tly1fzvsg8svzvj30a40e6aav.jpg
i####.doub####.com/mw690/0060lm7Tly1fzvtn0d6h7j309z0e30tt.jpg
i####.doub####.com/mw690/006r0ILSgy1fz9mn9z493j30u0159qv5.jpg
i####.doub####.com/view/photo/s_ratio_poster/public/p2541901817.jpg
i####.doub####.com/view/photo/s_ratio_poster/public/p2542212636.jpg
i####.doub####.com/view/photo/s_ratio_poster/public/p2542268337.jpg
i####.doub####.com/view/photo/s_ratio_poster/public/p2544970567.jpg
l####.c####.q####.####.com/core/aos-dex/1809/8301/a02b4e61
l####.c####.q####.####.com/core/aos-so/1611/7000/ad389c56.so
r.y####.net/spot/aos/v2/reqv3?s=####
r.y####.net/v3/get?s=####
r.y####.net/v3/zip_upd?s=####
s####.gw.y####.net/aos/v3/initf?s=####
s####.gw.y####.net/stat/v3/udt2?appid=####&s=####
s.y####.net/stat/aos/v3/pkc?s=####
s.y####.net/stat/aos/v3/pku?s=####
t####.c####.q####.####.com/tdata_MkX219
t####.c####.q####.####.com/tdata_nxn539
ti####.c####.l####.####.com/config/hz-hzv3.conf
y####.b0.a####.com/offer/dist/aos/pkg/3.3.1/offers_3.3.1.zip

HTTP POST requests:

aexcep####.b####.qq.com:8011/rqd/async
aexcep####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
sdk.o####.p####.####.com/api.php?format=####&t=####
t####.dmp.y####.net/v1/android/packages?rt=####&sign=####
t####.dmp.y####.net/v2/android/pkgtime?rt=####&sign=####

File system changes:

Creates the following files:

/data/data/####/1002
/data/data/####/1004
/data/data/####/11ded8fae1729b2a493856f7f024cac9d572293e0c85def....0.tmp
/data/data/####/1938a0af7b392ba7874fd074b225166e39926363c026912....0.tmp
/data/data/####/39c4a4ce8790db7f652122a4a9f64c3f0f5b35b523fbce5....0.tmp
/data/data/####/432c00592d2fd02361b076a54e683891549defd929cfa31....0.tmp
/data/data/####/52f0681f50749e3c3efe0281d92a6d94
/data/data/####/52f0681f50749e3c3efe0281d92a6d94-journal
/data/data/####/5bd3e25a588090a20a8048445509dc041973844de1ae534....0.tmp
/data/data/####/66a0558dad460dd10fd7c151aa9871c8
/data/data/####/66a0558dad460dd10fd7c151aa9871c8-journal
/data/data/####/66c6d60e1e045ecdcc34c92a74289da3dd63f91cc2b249c....0.tmp
/data/data/####/6dbb34bfd0568b4e8523a7c809ed67653ed04c14e3ee46f....0.tmp
/data/data/####/8bf7d685211e7a5e9ecba560c1872fe68b904e357ae08bf....0.tmp
/data/data/####/90fc4e87d3557738712ccd0a3d645cf12dc5b1bd19e9490....0.tmp
/data/data/####/949bb6d5d8c2f40547db05e87e52e9ce2c2944462b9a806....0.tmp
/data/data/####/97822142b86fbbebfcd84b628c97d1bc8c01910a4346459....0.tmp
/data/data/####/97822142b86fbbebfcd84b628c97d1bc8c01910a4346459...b71f.0
/data/data/####/C0XKJAO3JLZKJPDKJFXLINQCJIOAOD.xml
/data/data/####/C0XKJAO3JLZKJPDKJFXLINQCJIOAOD.xml (deleted)
/data/data/####/CE94557724F842149D690D0E8CBB1CBD.xml
/data/data/####/FLAG_GLOBAL_LOCAL_MOVIE_DATA.xml
/data/data/####/MultiDex.lock
/data/data/####/OFFERSCONFIG1.xml
/data/data/####/OxgHkj2lz09F
/data/data/####/OxgHkj2lz09F-journal
/data/data/####/P15pKIjsm64m
/data/data/####/P15pKIjsm64m-journal
/data/data/####/T1oX0rhhuXWt
/data/data/####/T1oX0rhhuXWt-journal
/data/data/####/XKwVoK0huy3R
/data/data/####/XKwVoK0huy3R-journal
/data/data/####/a98250f44e093fbf6d9f90b92be81465-journal
/data/data/####/arrow-left-pink.png
/data/data/####/arrow-left.png
/data/data/####/arrow-right-pink.png
/data/data/####/arrow-right.png
/data/data/####/b21f2f31ea445b4b5a017ea52313289f79f9238a8836071....0.tmp
/data/data/####/b5817eca0943eeb2e9d93f0e59cba5f1b123f6a9451ed98....0.tmp
/data/data/####/b8c702c30bc095d9d6c428cc4141934246a74e46a645ad1....0.tmp
/data/data/####/bba3921639c4e219376dfba12ba411000d71e0d1fdbfdab....0.tmp
/data/data/####/blank.gif
/data/data/####/bugly_db_-journal
/data/data/####/bugly_db_legu-journal
/data/data/####/c95f447d4be884cd571bce2a9aa4c0683112958705973af....0.tmp
/data/data/####/cf8b5a78bf9863a8c001912577f61010.zip
/data/data/####/close-icon.png
/data/data/####/com.bird.movie.BETA_VALUES.xml
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/d58729bf4607579709bb0d5472ce5ff7d9b3fc98b6dc899....0.tmp
/data/data/####/default.png
/data/data/####/detail-wx-miniprogram.html
/data/data/####/detail-wx-miniprogram.js
/data/data/####/detail-wx.html
/data/data/####/detail-wx.js
/data/data/####/detail.html
/data/data/####/detail.js
/data/data/####/e4b9710a257157411cd8ac10154dd99876a7f33a2da239a....0.tmp
/data/data/####/e917a78443b5527c8a596fb0e8d3c3a96a9d6c3f1eb2cb1....0.tmp
/data/data/####/e9593c6da568e156b8166b4bf9751a142588f1230b68f7b....0.tmp
/data/data/####/f3a60ae706ee0493c20e9867ec210f67c112476a9394bc3....0.tmp
/data/data/####/feedback.html
/data/data/####/feedback.js
/data/data/####/form.css
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/global.js
/data/data/####/gx_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/jqIqJYOT3JpT
/data/data/####/jqIqJYOT3JpT-journal
/data/data/####/libabcdefgh.so.new
/data/data/####/libnfix.so
/data/data/####/libshella-2.8.so
/data/data/####/libufix.so
/data/data/####/lists.css
/data/data/####/lists.html
/data/data/####/lists.js
/data/data/####/local_crash_lock
/data/data/####/md5.js
/data/data/####/mix.dex
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/nointernet.png
/data/data/####/pic_friend_step1.jpg
/data/data/####/pic_friend_step2.jpg
/data/data/####/pic_friend_step3.jpg
/data/data/####/pic_friend_step4.jpg
/data/data/####/pic_friend_step5.jpg
/data/data/####/pic_m.png
/data/data/####/pic_tips_01.png
/data/data/####/pic_tips_02.png
/data/data/####/pic_xiaochengxu_kefu_step1.png
/data/data/####/pic_xiaochengxu_kefu_step2.png
/data/data/####/pic_xiaochengxu_kefu_step3.png
/data/data/####/pic_xiaochengxu_kefu_step4.png
/data/data/####/pic_xiaochengxu_kefu_step5.png
/data/data/####/pic_xiaochengxu_kefu_step6.png
/data/data/####/pic_xiaochengxu_step1.png
/data/data/####/pic_xiaochengxu_step2.png
/data/data/####/pic_xiaochengxu_step3.png
/data/data/####/pic_xiaochengxu_step4.png
/data/data/####/pic_xiaochengxu_step5.png
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/result.png
/data/data/####/rule.html
/data/data/####/run.pid
/data/data/####/sdetail.html
/data/data/####/security_info
/data/data/####/share.css
/data/data/####/share.html
/data/data/####/share.js
/data/data/####/sprite-face.png
/data/data/####/sprite-icons.png
/data/data/####/sprite-icons2.png
/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_nxn539
/data/data/####/tdata_nxn539.jar
/data/data/####/wIU6pTyUBYWX
/data/data/####/wIU6pTyUBYWX-journal
/data/data/####/wsUL1uCdKvjD
/data/data/####/wsUL1uCdKvjD-journal
/data/data/####/wx-qr-step1.jpg
/data/data/####/wx-qr-step2.jpg
/data/data/####/wx-qr-step3.jpg
/data/data/####/wx-qr-step4.jpg
/data/data/####/wx-qr-step5.jpg
/data/data/####/wx-step1.jpg
/data/data/####/wx-step2.jpg
/data/data/####/wx-step3.jpg
/data/data/####/wx-step4.jpg
/data/data/####/wx-step5.jpg
/data/data/####/wx-wifi-step1.jpg
/data/data/####/wx-wifi-step2.jpg
/data/data/####/wx-wifi-step3.jpg
/data/data/####/wx-wifi-step4.jpg
/data/data/####/wx-wifi-step5.jpg
/data/data/####/ymdex.jar
/data/data/####/ymdex.jar.new
/data/media/####/.nomedia
/data/media/####/4f381e4a18db964acd607fbc01c91ab6
/data/media/####/4f381e4a18db964acd607fbc01c91ab6.ymtf
/data/media/####/DXTX902KJZX9JASLDJF
/data/media/####/DXTX902KJZX9JASLDJF.ymtf
/data/media/####/SOX90123JSOALK2098SD
/data/media/####/SOX90123JSOALK2098SD.ymtf
/data/media/####/app.db
/data/media/####/com.bird.movie.bin
/data/media/####/com.bird.movie.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/i42d45df023jnkdd93la483f9xGFKXI
/data/media/####/s92TjjdfoP2n3o9dfji2l9s1olkjf0p
/data/media/####/tdata_MkX219
/data/media/####/tdata_nxn539
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /sys/devices/system/cpu/kernel_max
/system/bin/sh -c getprop
/system/bin/sh -c getprop ro.aa.romver
/system/bin/sh -c getprop ro.board.platform
/system/bin/sh -c getprop ro.build.fingerprint
/system/bin/sh -c getprop ro.build.nubia.rom.name
/system/bin/sh -c getprop ro.build.rom.id
/system/bin/sh -c getprop ro.build.tyd.kbstyle_version
/system/bin/sh -c getprop ro.build.version.emui
/system/bin/sh -c getprop ro.build.version.opporom
/system/bin/sh -c getprop ro.gn.gnromvernumber
/system/bin/sh -c getprop ro.lenovo.series
/system/bin/sh -c getprop ro.lewa.version
/system/bin/sh -c getprop ro.meizu.product.model
/system/bin/sh -c getprop ro.miui.ui.version.name
/system/bin/sh -c getprop ro.vivo.os.build.display.id
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.GeTuiService 24372 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.8.so
chmod 700 <Package Folder>/tx_shell/libufix.so
getprop
getprop ro.aa.romver
getprop ro.board.platform
getprop ro.build.fingerprint
getprop ro.build.nubia.rom.name
getprop ro.build.rom.id
getprop ro.build.tyd.kbstyle_version
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.gn.gnromvernumber
getprop ro.lenovo.series
getprop ro.lewa.version
getprop ro.meizu.product.model
getprop ro.miui.ui.version.name
getprop ro.product.cpu.abi
getprop ro.vivo.os.build.display.id
getprop ro.yunos.version
logcat -d -v threadtime
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.GeTuiService 24372 300 0

Loads the following dynamic libraries:

Bugly
abcdefgh
getuiext2
libnfix
libshella-2.8
libufix
nfix
ufix

Uses the following algorithms to encrypt data:

AES-GCM-NoPadding
PBEWITHMD5andDES
RSA-ECB-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-GCM-NoPadding
PBEWITHMD5andDES

Uses special library to hide executable bytecode.

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.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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