Adware.Gexin.5364

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) a####.u####.com:80
TCP(HTTP/1.1) api.icaipia####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(TLS/1.0) api.icaipia####.com:443

DNS requests:

a####.u####.com
a.appj####.com
api.icaipia####.com
p.zhangko####.cn
s0.icaipia####.com
so####.icaipia####.com

HTTP GET requests:

api.icaipia####.com/api/v1/c/p?p=####
api.icaipia####.com/api/v2/rank/landing?lottery_key=####
api.icaipia####.com/api/v5/server/timestamp
api.icaipia####.com/api/v6/lotterynums/latest/all
api.icaipia####.com/api/v7/social/hitlist?count=####&max_id=####
api.icaipia####.com/api/v7/social/hotlist?count=####&page=####
api.icaipia####.com/api/v7/social/newlist?count=####&max_id=####
api.icaipia####.com/api/v7/social/topandnoticelist
api.icaipia####.com/static/icon/avatar.jpg?imageVi####
t####.c####.q####.####.com/20180522/CD51EFEE6100DACA642BFE46B45139F3.jpg...
t####.c####.q####.####.com/20181020/539366550C47F6579B177BE291561941.jpg...
t####.c####.q####.####.com/20181126/ecaba05f33be6b6923c95cd712b17166.jpe...
t####.c####.q####.####.com/20181127/06907f6788e79683987e7efdc33cbbd6.jpe...
t####.c####.q####.####.com/20181127/a0690eaecf002c34c134ad8b1cfe5da2.jpe...
t####.c####.q####.####.com/20181127/a405d4b1410e67c2630fdb5e235dfb5b.png...
t####.c####.q####.####.com/20181127/a9a463f1a1885d080a0b699ea9ecd2f6.jpe...
t####.c####.q####.####.com/20181127/bba28aaf2c5dfec85606577bbeea18ed.jpe...
t####.c####.q####.####.com/20181127/be3de021fd21f3957d1aeac825cc0a70.png...
t####.c####.q####.####.com/avatar/170117/30478243ab08fd67444746757130a05...
t####.c####.q####.####.com/avatar/180705/4c2d47cf0a212e03a2802feaa24b201...
t####.c####.q####.####.com/avatar/180820/164d5fd1a1c9dcaa8e9c88bf259df93...
t####.c####.q####.####.com/avatar/181126/ec63ae9dd8d487000ee8b0089709237...
t####.c####.q####.####.com/usericon_default.jpg?imageVi####

HTTP POST requests:

a####.u####.com/app_logs
a.appj####.com/ad-service/ad/mark
api.icaipia####.com/api/v5/server/activate
api.icaipia####.com/api/v5/server/config

File system changes:

Creates the following files:

/data/data/####/-12116281631291240761
/data/data/####/-12900595312022230669
/data/data/####/-1334767784-752301165
/data/data/####/-14932529442085446822
/data/data/####/-149325294475075523
/data/data/####/-157045110-1743029638
/data/data/####/-1602307460-1378032039
/data/data/####/-1690724853287298599
/data/data/####/-17893987121944668222
/data/data/####/-18389851321175655205
/data/data/####/-1882240712-1288737698
/data/data/####/-2020606643-186266873
/data/data/####/-3087401091685983510
/data/data/####/-618093335-1696870425
/data/data/####/-838660796281488814
/data/data/####/-89253449283544710
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.log.lock
/data/data/####/.log.ls
/data/data/####/08aec4fa056ff92bd2f1f0ef854a18aa600e7abeb1149a8....0.tmp
/data/data/####/105e7f83c241d69424447ba2ec274a62d0e08cb34e6ffff....0.tmp
/data/data/####/1725fefe29f007baee8f799eaa95ffc0f57ff1649a277e5....0.tmp
/data/data/####/1785704582-119718588
/data/data/####/1f053faccf420c6dd947fbc8ddf740f8cf1d7a05b55c513....0.tmp
/data/data/####/21090119561046727059
/data/data/####/216572e39dcde5db80d38561734533983cc005eb64fe1bb....0.tmp
/data/data/####/247688528481415754
/data/data/####/253193064-1619705854
/data/data/####/253193064-2039568853
/data/data/####/363214831-101004511
/data/data/####/36321483127994478
/data/data/####/367472543943249124
/data/data/####/391493655-401392928
/data/data/####/3c1c9cd4b0c5cff6349ba6892a2dbb4ba613033c4834b8a....0.tmp
/data/data/####/3f1caddab0556712a0390cd176aad71a70ac9d49b4161f0....0.tmp
/data/data/####/4660908074315.0
/data/data/####/49192526356261030
/data/data/####/5f18c9ecd140a50fce52dd66dcceea806e486095b7e1b94....0.tmp
/data/data/####/67652a45672d32d9ca47832374090cf3f54d49f94dcbf2e....0.tmp
/data/data/####/7a81d93981e53a1da5bb3ef72b683428cc36912d6a0eef4....0.tmp
/data/data/####/8189759841848542199
/data/data/####/9060920413399.0
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/__cfg_lk_1312
/data/data/####/b7fe75cb4bafb843baaf814bfca1fc435d90d76223f134d....0.tmp
/data/data/####/baa215e7eb8ab8c95bed67c2d60faedd463e8cc04f6e080....0.tmp
/data/data/####/c7a7e36a6b1509265800e4c7d73ea32622b08462c0a738c....0.tmp
/data/data/####/cache.xml
/data/data/####/cache_int.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.caokuku.caipiaobaodianha_preferences.xml
/data/data/####/d62639b49ac4e795d1b493b89ebc40e2e436f9b980ea78b....0.tmp
/data/data/####/d9a1c389a445eb8369de8f377d252feb8bdaf2372c4d29b....0.tmp
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/libjiagu.so
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/multidex.version.xml
/data/data/####/sfe.xml
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/webview.db-journal
/data/data/####/wv.xml
/data/media/####/1ugitk6q9v1r6fpw5pgrlagv
/data/media/####/2htxx2uxydy3f37wdxirb65f0
/data/media/####/2k21vfy2cvwj5p3cgh90dewr1
/data/media/####/5vgspxpwsz6c1i7yf31m7kfrl
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/kyhzd4i0r0lz38wookmp7mgi

Miscellaneous:

Executes the following shell scripts:

chmod 755 <Package Folder>/.jiagu/libjiagu.so

Loads the following dynamic libraries:

_lbrl739
libjiagu

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
DES

Uses special library to hide executable bytecode.

Gets information about location.

Gets information about network.

Gets information about phone status (number, IMEI, etc.).

Displays its own windows over windows of other apps.

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