Adware.Gexin.10207

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) qin####.com.www.####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) prs####.oss-cn-####.aliy####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) prs####.i####.com:80
TCP(HTTP/1.1) et2-na6####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) sto####.i####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
c####.g####.ig####.com
c-h####.g####.com
l####.tbs.qq.com
log.u####.com
prs####.i####.com
prs####.oss-cn-####.aliy####.com
pub-####.qin####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sto####.i####.com

HTTP GET requests:

et2-na6####.wagbr####.ali####.####.com/bar/get/58d9c3dd04e2056ef4001e76/...
prs####.i####.com/banner/dav-banner19031109530779224.jpg@!banner
prs####.i####.com/banner/dav-banner19031315345436077.jpg@!banner
prs####.i####.com/banner/dav-banner19031315354838304.jpg@!banner
prs####.i####.com/banner/dav-banner19031417481639516.jpg@!banner
prs####.i####.com/banner/dav-banner19031417490003757.jpg@!banner
prs####.i####.com/face/dav-face18080101392498455.jpg@!face
prs####.i####.com/face/dav-face18081316531137164.jpg@!face
prs####.i####.com/resource/224dYiDxD5.jpg@!resource_face
prs####.i####.com/resource/T8PNidzb6y.jpg@!resource_face
prs####.i####.com/resource/T8bm3jJcaE.png@!resource_face
prs####.i####.com/resource/bmSxRjnsBr.jpg@!resource_face
prs####.i####.com/resource/dav-resource19010814393769123.jpg@!resource
prs####.i####.com/resource/dav-resource19010816324405503.jpg@!resource
prs####.i####.com/resource/dav-resource19011012285176754.jpg@!resource
prs####.i####.com/resource/dav-resource19012417114419985.jpg@!resource
prs####.i####.com/resource/dav-resource19031310105826931.jpg@!resource
prs####.i####.com/resource/dav-resource19031310152876063.jpg@!resource
prs####.i####.com/resource/dav-resource190313143800692.jpg@!resource
prs####.i####.com/resource/dav-resource19031314553705455.jpg@!resource
prs####.i####.com/resource/dav-resource19031417390363201.jpg@!resource
prs####.i####.com/resource/ehk3xzw2w6.jpg@!resource_face
prs####.i####.com/resource/hTScpT7k3M.jpg@!resource_face
prs####.i####.com/resource/y3s2YCEAp7.png@!resource_face
prs####.oss-cn-####.aliy####.com/resource/1552566345757113.png
prs####.oss-cn-####.aliy####.com/resource/20190314165335481.png?828####
prs####.oss-cn-####.aliy####.com/resource/20190314183441242.png?828####
qin####.com.www.####.com/tdata_EDT369
sto####.i####.com/index.php?s=####
t####.c####.q####.####.com/tdata_Jga153
t####.c####.q####.####.com/tdata_Wqf010
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_duV457
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

a####.u####.com/app_logs
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####
sto####.i####.com/index.php?s=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/074bdf87d7b8d95cfb1d2873ac2472d8.0.tmp
/data/data/####/074bdf87d7b8d95cfb1d2873ac2472d8.1.tmp
/data/data/####/1a0c21be4b52eaaeea8e55ac6ab5ad16.0.tmp
/data/data/####/1a0c21be4b52eaaeea8e55ac6ab5ad16.1.tmp
/data/data/####/1eedd66e7854a2e890280f304e5a7732.0.tmp
/data/data/####/1eedd66e7854a2e890280f304e5a7732.1.tmp
/data/data/####/25848a5e7e4717bcf2e74dc362527bc4.0.tmp
/data/data/####/25848a5e7e4717bcf2e74dc362527bc4.1.tmp
/data/data/####/277667c631eda54816235d645e481ced.0.tmp
/data/data/####/277667c631eda54816235d645e481ced.1.tmp
/data/data/####/3a715a2ddb44e0f7b3446a77ca893438.0.tmp
/data/data/####/3a715a2ddb44e0f7b3446a77ca893438.1.tmp
/data/data/####/478e3faea1c248de3a550580db556d6b.0.tmp
/data/data/####/478e3faea1c248de3a550580db556d6b.1.tmp
/data/data/####/662371045c02a67ac6c520193b76575c.0.tmp
/data/data/####/662371045c02a67ac6c520193b76575c.1.tmp
/data/data/####/681dfe0c53b1e907a21f036d1b4e8534.0.tmp
/data/data/####/681dfe0c53b1e907a21f036d1b4e8534.1.tmp
/data/data/####/7f8a890e15134267ad5b8a7593773162.0.tmp
/data/data/####/7f8a890e15134267ad5b8a7593773162.1.tmp
/data/data/####/8f09ee32d92a1840ce8acc7af1a0be82.0.tmp
/data/data/####/8f09ee32d92a1840ce8acc7af1a0be82.1.tmp
/data/data/####/9102c1bb9833c79e827a3fe9be4566f3.0.tmp
/data/data/####/9102c1bb9833c79e827a3fe9be4566f3.1.tmp
/data/data/####/9b804993f71936e7c3f62e1c8c5bda98.0.tmp
/data/data/####/9b804993f71936e7c3f62e1c8c5bda98.1.tmp
/data/data/####/9d21731e449c735c5a52f4f24e6e9884.0.tmp
/data/data/####/9d21731e449c735c5a52f4f24e6e9884.1.tmp
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/MultiDex.lock
/data/data/####/a269a2c4ae86a139d1468fb3bcc24779.0.tmp
/data/data/####/a269a2c4ae86a139d1468fb3bcc24779.1.tmp
/data/data/####/a35665fe5f9ef704d50c6ed5533ce993.0.tmp
/data/data/####/a35665fe5f9ef704d50c6ed5533ce993.1.tmp
/data/data/####/b2539f0d2cb06bce776f8914d9a79570.0.tmp
/data/data/####/b2539f0d2cb06bce776f8914d9a79570.1.tmp
/data/data/####/b2c72c10b3e88ed0a96527694340ea47.0.tmp
/data/data/####/b2c72c10b3e88ed0a96527694340ea47.1.tmp
/data/data/####/c7f021607b6edd4addb1166fda938814.0.tmp
/data/data/####/c7f021607b6edd4addb1166fda938814.1.tmp
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/core_info
/data/data/####/de056ef5d5e795a7452dfb22e8d32aa6.0.tmp
/data/data/####/de056ef5d5e795a7452dfb22e8d32aa6.1.tmp
/data/data/####/e795d264f79b38e3d9dad17122eed2e9.0.tmp
/data/data/####/e795d264f79b38e3d9dad17122eed2e9.1.tmp
/data/data/####/eb14e5124096a29d4a33264af33cf60e.0.tmp
/data/data/####/eb14e5124096a29d4a33264af33cf60e.1.tmp
/data/data/####/ec24d33270ed9a0858c426edb709c372.0.tmp
/data/data/####/ec24d33270ed9a0858c426edb709c372.1.tmp
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f5ae58cd1907a242b770bcaadbf487de.0.tmp
/data/data/####/f5ae58cd1907a242b770bcaadbf487de.1.tmp
/data/data/####/fafc58b937575e23aae9f1d347f96248.0.tmp
/data/data/####/fafc58b937575e23aae9f1d347f96248.1.tmp
/data/data/####/fc1fb7e6489792f054dea7267b586f4a.0.tmp
/data/data/####/fc1fb7e6489792f054dea7267b586f4a.1.tmp
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hmall.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/libjiagu-1825764045.so
/data/data/####/multidex.version.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_Jga153
/data/data/####/tdata_Jga153.jar
/data/data/####/tdata_Wqf010
/data/data/####/tdata_Wqf010.jar
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_duV457
/data/data/####/tdata_duV457.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/media/####/.nomedia
/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/####/gkt-journal
/data/media/####/gktper
/data/media/####/org.gbmedia.hmall.bin
/data/media/####/org.gbmedia.hmall.db
/data/media/####/tdata_Jga153
/data/media/####/tdata_Wqf010
/data/media/####/tdata_bca864
/data/media/####/tdata_duV457
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.push.MyPushService 24659 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop ro.product.cpu.abi
mount

Loads the following dynamic libraries:

getuiext3
libjiagu-1825764045

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

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

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.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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