Adware.Gexin.12391

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) log.sn####.com.####.net:80
TCP(HTTP/1.1) log.51youka####.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8011
TCP(HTTP/1.1) a####.b####.qq.com:8012
TCP(HTTP/1.1) gdv.a.s####.com:80
TCP(HTTP/1.1) s.a.longy####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sr.r.longy####.com:80
TCP(HTTP/1.1) sdk.l####.360.cn:80
TCP(HTTP/1.1) 51youka####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) bds.sn####.com:80
TCP(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(TLS/1.0) ssl.gst####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) opena####.y####.tv:443
TCP(TLS/1.0) gd-s####.j####.cn:443
TCP(TLS/1.0) and####.cli####.go####.com:443
TCP(TLS/1.0) bds.sn####.com:443
TCP(TLS/1.0) www.go####.com:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) www.go####.nl:443
TCP(TLS/1.0) t####.j####.cn:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) log.sn####.com.####.net:443
TCP(TLS/1.0) s####.j####.cn:443
TCP(TLS/1.0) adser####.go####.com:443
TCP sdk.o####.t####.####.com:5224
UDP s.j####.cn:19000
TCP zb-cent####.m.ta####.com:443
TCP c####.g####.ig####.com:5227
TCP 1####.230.236.30:7004

DNS requests:

51youka####.com
7j####.c####.z0.####.com
a####.b####.qq.com
a####.man.aliy####.com
adser####.go####.com
aexcep####.b####.qq.com
ali-s####.j####.cn
amdc####.m.ta####.com
and####.b####.qq.com
and####.cli####.go####.com
api.map.b####.com
bds.sn####.com
c####.g####.ig####.com
c####.g####.ig####.com
c-h####.g####.com
gd-s####.j####.cn
is.sn####.com
log.51youka####.com
log.sn####.com
mo####.b####.com
opena####.y####.tv
plb####.u####.com
pub-####.qin####.com
pv.s####.com
s####.j####.cn
s.a.longy####.com
s.j####.cn
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.l####.360.cn
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sis.j####.io
sr.r.longy####.com
ssl.gst####.com
t####.j####.cn
u####.u####.com
umen####.m.ta####.com
www.go####.com
www.go####.nl
www.gst####.com

HTTP GET requests:

51youka####.com/api/v1/app/check_update
51youka####.com/api/v1/cloud/getTopBannerAndlowRightBanner
51youka####.com/api/v1/majiang/go
51youka####.com/api/v1/setting/cloud_setting
51youka####.com/api/v1/task/box_status
51youka####.com/api/v1/task/notice_list
51youka####.com/sapi/news/getChannels
51youka####.com/sapi/news/list?pageNo=####&num=####&type=####&passback=#...
51youka####.com/sapi/task/getCurrentTaskCount?ip=####&lat=####&lon=####&...
51youka####.com/sapi/task/getCurrentTaskCount?taskId=####
51youka####.com/sapi/task/getReadingTime
gdv.a.s####.com/cityjson?ie=####
log.51youka####.com/AppStat?logtime=####&model=####&app_version_code=###...
log.51youka####.com/AppStat?v0=####&logtime=####&model=####&app_version_...
qin####.com.www.####.com/tdata_EDT369
sdk.l####.360.cn/codec?os=####&tm=####&model=####&r=####&package=####&pi...
sdk.l####.360.cn/rtc?os=####&tm=####&model=####&r=####&package=####&pid=...
sdk.l####.360.cn/youkantou_android_2.6.0.conf?os=####&tm=####&r=####&pac...
sr.r.longy####.com/?id=####&ic=####&as=####&at=####&dn=####&db=####&os=#...
t####.c####.q####.####.com/config/hz-hzv6.conf
t####.c####.q####.####.com/tdata_Jga153
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_duV457
t####.c####.q####.####.com/tdata_mSr887

HTTP POST requests:

a####.b####.qq.com:8011/rqd/async
a####.b####.qq.com:8012/rqd/async
amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
and####.b####.qq.com/rqd/async
bds.sn####.com/service/2/app_log_exception/?openudid=####&version_name=#...
c-h####.g####.com/api.php?format=####&t=####
log.sn####.com.####.net/service/2/app_log_exception/?openudid=####&versi...
s.a.longy####.com/
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####
sh.wagbr####.aliyun####.com/man/api?ak=####&s=####

File system changes:

Creates the following files:

/data/data/####/.bak
/data/data/####/.imprint
/data/data/####/1555488078622
/data/data/####/1555488107361
/data/data/####/1555488113352
/data/data/####/1555488121584
/data/data/####/1555488127743
/data/data/####/6ee6d4ae9e0a
/data/data/####/703fc38e-ccc5-4165-a02b-aef7f4171d62
/data/data/####/70cf472a-3616-426f-b735-22be3dcdea7d
/data/data/####/81c21329-74f9-4c98-88c7-edb426f7a730
/data/data/####/ACCS_BINDumeng;5b1d03638f4a9d388e000244.xml
/data/data/####/ACCS_SDK.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/JPushSA_Config.xml
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/__x_adsdk_agent_header__.xml
/data/data/####/__xadsdk__remote__final__builtin__.jar
/data/data/####/__xadsdk__remote__final__builtinversion__.jar
/data/data/####/__xadsdk__remote__final__running__.jar
/data/data/####/a==7.5.3&&2.6.0_1555488110657_envelope.log
/data/data/####/accs.db-journal
/data/data/####/appPackageNames_v2
/data/data/####/app_crash_copy.xml
/data/data/####/authStatus_com.kuaima.kuailai;remote.xml
/data/data/####/bugly_db_legu-journal
/data/data/####/c139bee7-3fd5-412c-afab-c859fbc2002b
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.android.user.profile.xml.bak
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.qihoo.livecloud.settings.GPWebrtcSettings.pref.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU1NDg4MDc4NDg4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU1NDg4MTA3NDQ3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU1NDg4MTEzNjAz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU1NDg4MTI4MTU5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU1NDg4MTIxNzY3;
/data/data/####/downloader.db-journal
/data/data/####/ed47ea62-309c-4ba4-b40a-888bd7347dce
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/fd8798d3-9846-4469-b389-0af16ec8d0a9
/data/data/####/gdaemon_20161017
/data/data/####/gdt_plugin.jar
/data/data/####/gdt_plugin.jar.sig
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/httpdns_config_cache.xml
/data/data/####/i==1.2.0&&2.6.0_1555488078577_envelope.log
/data/data/####/i==1.2.0&&2.6.0_1555488113737_envelope.log
/data/data/####/i==1.2.0&&2.6.0_1555488128175_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/jpush_uncaughtexception_file
/data/data/####/klapp.shareInfo.xml
/data/data/####/libcuid.so
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.1.2.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/longyun_sdk.xml
/data/data/####/mix.dex
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/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/####/sdk_config.xml
/data/data/####/security_info
/data/data/####/sp.livecloud.database.xml
/data/data/####/tdata_Jga153
/data/data/####/tdata_Jga153.jar
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_duV457
/data/data/####/tdata_duV457.jar
/data/data/####/tdata_mSr887
/data/data/####/tdata_mSr887.jar
/data/data/####/tt_sdk_settings.xml
/data/data/####/ttopenadsdk.xml
/data/data/####/ttopensdk.db-journal
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/data/data/####/update_lc
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromium.db-journal (deleted)
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/.umm.dat
/data/media/####/0399396a03633fc3e0023feed232ac14.0.tmp
/data/media/####/0399396a03633fc3e0023feed232ac14.1.tmp
/data/media/####/0e0402f53b647a06789c04e190b9cf3f.0.tmp
/data/media/####/0e0402f53b647a06789c04e190b9cf3f.1.tmp
/data/media/####/12c4af4c3a354914324d67bc1cf13fa3.0.tmp
/data/media/####/12c4af4c3a354914324d67bc1cf13fa3.1.tmp
/data/media/####/1777f1ed1932966b40c89c544c177cce.0.tmp
/data/media/####/1777f1ed1932966b40c89c544c177cce.1.tmp
/data/media/####/17c56bb6eae4907f9106c20c0b6dad9c.0.tmp
/data/media/####/17c56bb6eae4907f9106c20c0b6dad9c.1.tmp
/data/media/####/1be17d0aad175500eb44884ebe5fd8ad.0.tmp
/data/media/####/1be17d0aad175500eb44884ebe5fd8ad.1.tmp
/data/media/####/378f20a3ab2344c59f5e788815ca4114
/data/media/####/4669fa57e238e6e9931be3fd58180eba.0.tmp
/data/media/####/4669fa57e238e6e9931be3fd58180eba.1.tmp
/data/media/####/5052c06f4b70a414c2ee1ec890e524b8.0.tmp
/data/media/####/5052c06f4b70a414c2ee1ec890e524b8.1.tmp
/data/media/####/52f09a95aacf6b2bbb149b8225b9cfdf.0.tmp
/data/media/####/52f09a95aacf6b2bbb149b8225b9cfdf.1.tmp
/data/media/####/59a16f9d62dff4a099ad8165e22022a0.0.tmp
/data/media/####/59a16f9d62dff4a099ad8165e22022a0.1.tmp
/data/media/####/6a4dc210283cf28b5d4af1ab26214b27.0.tmp
/data/media/####/6a4dc210283cf28b5d4af1ab26214b27.1.tmp
/data/media/####/717b1aee8cb36e4cd5a0042e98278245.0.tmp
/data/media/####/717b1aee8cb36e4cd5a0042e98278245.1.tmp
/data/media/####/7b7060eb65314aff883b93b681ace2f7
/data/media/####/823f7f7b062787f4e3673d803dfcefea.0.tmp
/data/media/####/823f7f7b062787f4e3673d803dfcefea.1.tmp
/data/media/####/83d9f126c71b6fe239183a22c259eb55.0.tmp
/data/media/####/83d9f126c71b6fe239183a22c259eb55.1.tmp
/data/media/####/939759f45430923381c3ea148799480d.0.tmp
/data/media/####/939759f45430923381c3ea148799480d.1.tmp
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/__VERSION__
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.kuaima.kuailai.bin
/data/media/####/com.kuaima.kuailai.db
/data/media/####/de556d6178463813dc29b6181a2bbd35.0.tmp
/data/media/####/de556d6178463813dc29b6181a2bbd35.1.tmp
/data/media/####/e370553b5ac72da3f62899de2696fac7.0.tmp
/data/media/####/e370553b5ac72da3f62899de2696fac7.1.tmp
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/sysid.dat
/data/media/####/tdata_Jga153
/data/media/####/tdata_bca864
/data/media/####/tdata_duV457
/data/media/####/tdata_mSr887
/data/media/####/test.log
/data/media/####/yoh.dat
/data/media/####/yol.dat
/data/media/####/yom.dat

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 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>.common.push.other.DemoPushService 24779 300 0
cat /sys/class/net/wlan0/address
chmod 700 /data/user/0/<Package>/tx_shell/libnfix.so
chmod 700 /data/user/0/<Package>/tx_shell/libshella-2.9.1.2.so
chmod 700 /data/user/0/<Package>/tx_shell/libufix.so
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.9.1.2.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.letv.release.version
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
ls /sys/class/thermal
mount
ps
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.common.push.other.DemoPushService 24779 300 0

Loads the following dynamic libraries:

Bugly
getuiext3
jcore125
libnfix
libshella-2.9.1.2
libufix
localserver
nfix
nms
tnet-3.1
transcore
ufix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

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

Accesses the ITelephony private interface.

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.

Gets information about running apps.

Gets information about accounts associated with the device (Google, Facebook, etc.).

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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