Adware.Gexin.727

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) a####.mywan####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) mywan####.com:80
TCP(HTTP/1.1) sni.c####.q####.####.net:80
TCP(TLS/1.0) sh.wagbr####.alibaba####.com:443
TCP c####.g####.ig####.com:5227
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.mywan####.com
a####.u####.com
and####.b####.qq.com
and####.mywan####.com
c####.g####.ig####.com
c-h####.g####.com
log.u####.com
mywan####.com
s####.u####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

a####.mywan####.com/api/wxname
mywan####.com/upload/ad_1501822575556.png
mywan####.com/upload/adminImage/20170922/02e22d088ba93d6095dd6be47a1785b...
mywan####.com/upload/adminImage/20170922/3a9cd5807e2ca998e7d225fc1b2194b...
mywan####.com/upload/adminImage/20170922/576f1d9747259c305ec915edfcc2b9a...
mywan####.com/upload/adminImage/20170922/5963aa68329d5ec11d3b6b4791a839a...
mywan####.com/upload/adminImage/20170922/9f075d3483bc59771de4e25bdff850c...
mywan####.com/upload/adminImage/20170922/c1385870527696bfa4d9121dcb5c444...
mywan####.com/upload/adminImage/20170922/eff91e8bcdc963be6b78eb34c442403...
mywan####.com/upload/adminImage/20170922/fb138e0856d5740759d3b085bb96098...
mywan####.com/upload/adminImage/20171205/e5db90502fbba7e80041b7a8c1bbb2d...
mywan####.com/upload/adminImage/20171229/68ddf0e978f514a02df0315409f896c...
mywan####.com/upload/adminImage/20171229/c80e82fe48622c149d0008d020092bf...
mywan####.com/upload/adminImage/20180416/4591c3953d1d161b277dc5428a7741c...
mywan####.com/upload/adminImage/20180625/1fe66421971d6124cd310b3d5f446f0...
mywan####.com/upload/adminImage/20180628/64ec16ed061aeac84d49b13e011aa87...
mywan####.com/upload/adminImage/20180628/8e076f24f9a03306e0bf290310c65b4...
mywan####.com/upload/adminImage/20180628/ece974a3178cd9f62aa8ca0f74773e8...
mywan####.com/upload/adminImage/20180702/8da62faafb2799b21770320f7f83f86...
mywan####.com/upload/adminImage/20180704/81ca8fa603423b403aad8b706ab3121...
mywan####.com/upload/adminImage/20180712/f0e4af169ca9cbc1b8e074fe3be41a7...
mywan####.com/upload/adminImage/20180717/44ed032d8def65993ced66f3f9ddce6...
mywan####.com/upload/adminImage/20180717/a0f7739b168c2eabc33efa3e722741a...
mywan####.com/upload/adminImage/20180718/37cfd7ae57b4cc7e11a7a173d58d392...
mywan####.com/upload/adminImage/20180720/23cb6efe599c9b1d007243aeaec1235...
mywan####.com/upload/adminImage/20180720/3d19310111a348a042d3693451f4ffe...
mywan####.com/upload/adminImage/20180720/757f533274bdbb2125e49cd4c55acde...
mywan####.com/upload/adminImage/20180720/a6ccbf7cfb7cd4f180455f8bde86c56...
mywan####.com/upload/adminImage/20180725/66b2a05a8e928ed9f44e81e7605fa33...
mywan####.com/upload/adminImage/20180726/2daf4a82522742bff902fd45e0c7cb5...
mywan####.com/upload/wxImage/mmm888ok.png
sni.c####.q####.####.net/config/hz-hzv3.conf
sni.c####.q####.####.net/tdata_YYn966
sni.c####.q####.####.net/tdata_eOt091

HTTP POST requests:

a####.mywan####.com/api/ad/mid
a####.mywan####.com/api/ad/top
a####.mywan####.com/api/app/config
a####.mywan####.com/api/app/info
a####.mywan####.com/api/app/sms/switch
a####.mywan####.com/api/rec/search/list
a####.u####.com/app_logs
and####.b####.qq.com/rqd/async
c-h####.g####.com/api.php?format=####&t=####
mywan####.com/api/androidReport.php
mywan####.com/api/info/list
mywan####.com/api/navi/list
mywan####.com/api/rec/borrow/detail
mywan####.com/api/rec/detail
mywan####.com/api/rec/frontpage
sdk.o####.p####.####.com/api.php?format=####&t=####

Modified file system:

Creates the following files:

/data/data/####/.imprint
/data/data/####/1532870677852.log
/data/data/####/1dpufNUNc-KCW9PfGij6QSQTVX0.-8528599.tmp
/data/data/####/1mLQkJ4SGTeleoZ6fY4dZzh38w8.1760648095.tmp
/data/data/####/3HNvnnTuOXZJebA-ywAtJxEfFdQ.-1526682499.tmp
/data/data/####/4Wl4rWDI1s6fGqO0jXb1lyM6jxI.2070336900.tmp
/data/data/####/4j0JjNlvkCr9p_0lRQnpvTwWuHE.-1074042128.tmp
/data/data/####/4o8lQyJtow3lr2B71puC4lZt8ms.-1026144302.tmp
/data/data/####/6YTFrxzAFDi4kTs8Kbvat7XUDm0.-88417562.tmp
/data/data/####/8_7vExUuovWhfd7PcCEMgm99zcQ.-360610676.tmp
/data/data/####/9n7EDGtRb_6gvSyDCm3J3CwQayY.-717727964.tmp
/data/data/####/ASO6bTtRCuUcUMoclSVGq4hHH_Q.-529329727.tmp
/data/data/####/BgyKvvD86ZCicYbhoa0NCmPwwBg.721025982.tmp
/data/data/####/Bt7mUCpVc65n6Ny68YUMQw3Kwbc.863379169.tmp
/data/data/####/CoIYzrJXRVpSKvTKW5BE6-pBzAw.-163816857.tmp
/data/data/####/EDJ-D42H6O2tG1_d7KvAMa7vstI.-2048104095.tmp
/data/data/####/IdRuSlj2_hMCSIPqBOjdKoHsM7A.-1424374087.tmp
/data/data/####/MlZn7jJXaut7FJHm1Zk7lvpd4JA.-1583367304.tmp
/data/data/####/TQCwk4HbKt1FyIZK-7wa79eiXHI.1749933358.tmp
/data/data/####/VtklI0kAseJM5Q2S9G233ht2rqw.368656026.tmp
/data/data/####/WlW4sNA108qzGPtbCazDZnle3mI.cnt
/data/data/####/WwPEGStaGlRtb4dSfu2LHKTIxbk.756704558.tmp
/data/data/####/YKLi29tMPjxXc-ZrnE-dmSxUBE8.1663445425.tmp
/data/data/####/YttG2OmrAxUOAOu8MfsaFxCYV-c.708059058.tmp
/data/data/####/bugly_db_legu-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/cn.toput.wangcai_preferences.xml
/data/data/####/daqhCxQgCE14IfOjo3Erk-zz93g.405382361.tmp
/data/data/####/dso_deps
/data/data/####/dso_lock
/data/data/####/dso_manifest
/data/data/####/dso_state
/data/data/####/eNvbCT7U6U7KNwSX9-6JP7t-xMI.18160419.tmp
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/iJQ1pR-tuI0eLocbp5ik97j7VKk.-196996616.tmp
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jqzho9ne-t-Pbqv5hrYIjxdA92A.170012549.tmp
/data/data/####/lYv5E1y7bPtdNLvJr13yUffGNBk.1194755330.tmp
/data/data/####/libnfix.so
/data/data/####/libshella-2.8.so
/data/data/####/local_crash_lock
/data/data/####/mix.dex
/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/####/rSORXGeqyW4FByvalFBpTrhAqhI.-1069331602.tmp
/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/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/data/####/wGKpClOROBi-5X76GdG6tMyVWmc.2125680182.tmp
/data/data/####/zHGoQCSN9E4Yw0K-pOUFFj0SsKs.2055029066.tmp
/data/media/####/app.db
/data/media/####/cn.toput.wangcai.bin
/data/media/####/cn.toput.wangcai.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/tdata_YYn966
/data/media/####/tdata_eOt091
/data/media/####/test.log

Miscellaneous:

Executes next shell scripts:

/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>.android.service.PushService 24603 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 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.vivo.os.build.display.id
getprop ro.yunos.version
logcat -d -v threadtime

Loads the following dynamic libraries:

Bugly
getuiext2
libimagepipeline
libnfix
libshella-2.8
libufix
nfix
ufix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS7Padding
AES-GCM-NoPadding

Uses special library to hide executable bytecode.

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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