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Trojan.Carberp.2057

Added to the Dr.Web virus database: 2020-06-16

Virus description added:

Technical Information

To ensure autorun and distribution
Creates the following services
  • [<HKLM>\System\CurrentControlSet\Services\dump_hiochange] 'ImagePath' = '<DRIVERS>\dump_hiochange.sys'
  • [<HKLM>\System\CurrentControlSet\Services\xdypzfxtkfk] 'ImagePath' = '<DRIVERS>\L4QAtB.sys'
Malicious functions
Injects code into
the following system processes:
  • %WINDIR%\explorer.exe
the following user processes:
  • iexplore.exe
Hooks functions
in browsers
  • firefox.exe process, nss3.dll module
  • firefox.exe process, mswsock.dll module
  • iexplore.exe process, wininet.dll module
  • iexplore.exe process, mswsock.dll module
Modifies settings of Windows Internet Explorer
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'ProxyServer' = ''
Modifies file system
Creates the following files
  • %WINDIR%\389e375fe1524261ba8e9e2a02da4432\svchost.exe
  • %TEMP%\zssxtmsk\tc.dll
  • %TEMP%\zssxtmsk\cq.dll
  • %TEMP%\zssxtmsk\ren010.exe
  • %WINDIR%\blwiuay.dll
  • <DRIVERS>\dump_hiochange.sys
  • %WINDIR%\fonts\diantz.exe
  • <DRIVERS>\l4qatb.sys
Deletes the following files
  • <DRIVERS>\l4qatb.sys
  • %TEMP%\zssxtmsk\ren010.exe
Deletes itself.
Network activity
TCP
HTTP GET requests
  • http://ap#.#.taobao.com/rest/api3.do?ap##########################
  • http://do##.onefast.cc/pgm/mds/422ed73a26bc994c/8f6b181e9acd6089dec5e7bed571131d5ebe26b59e6ff5c664.zip
  • http://do##.onefast.cc/cfg/cmc/b2.txt
  • http://do##.onefast.cc/cfg/cmc/qzpass.txt
  • http://do##.onefast.cc/cfg/cmc/slfdm.txt
  • http://tu##utd.cn/api/r/ip
  • http://cd#.#oluobl.cn/API/General/lsrpu
  • http://do##.onefast.cc/pgm/mds/c1c6e537fb3295c8/2478b1c7bf2a8bfcdb765744c8f3a9d5703f5031721f796564.zip
  • http://do##.onefast.cc/pgm/mds/05631e93ccdb00ee/f79e9e12124babd5d12613e5324db03aac2915df8a76bb6b64.zip
  • http://do##.onefast.cc/cfg/cmc/sfbd.txt
  • http://cd#.#oluobl.cn/api/userconfig/uc_a0dcf3ed0637cf5693ab35b8dbcd0acf.json
  • http://do##.onefast.cc/cfg/pub/ps.json
  • http://do##.onefast.cc/cfg/pub/ms.json
  • http://do##.onefast.cc/cfg/user/c995ec7fd4f57c0d/4f3d70b44eda5920.json
  • http://sp#.#aidu.com/8aQDcjqpAAV3otqbppnN2DJv/api.php?qu##############################################################
  • http://ap##.#ame.qq.com/comm-htdocs/ip/get_ip.php
  • http://cd#.#oluobl.cn/appi/appi/ren010
  • http://yo#####engine.stnts.com/v1/plug/up?ci############################################################################################################
  • http://do##.onefast.cc/pgm/mpr/c995ec7fd4f57c0d/4f3d70b44eda5920.zip
  • http://11#.#29.33.201/report.php?ty##############################################################################################################################################################...
  • http://li##.baidu.com/jquery/2.1.4/jquery.min.js
HTTP POST requests
  • http://by#.###.bydj2019.com/checkver
  • http://by#.###.bydj2019.com/downfile
  • http://by#.###.bydj2019.com/zzz
  • http://ds##.#oolsabc.cn/?op###############
  • http://tu##utd.cn/api/r/mcm
  • 'id#.#cafeba.com':32400
  • '<LOCALNET>.87.30':32500
  • '<LOCALNET>.87.30':49186
  • 'sp#.#aidu.com':443
    • UDP
    • DNS ASK ap#.#.taobao.com
    • DNS ASK tu##utd.cn
    • DNS ASK nm#####.hjkl45678.xyz
    • DNS ASK dg###yjsd.top
    • DNS ASK js##.wanhwk.top
    • DNS ASK js##.wanehw.top
    • DNS ASK cn##.#xjvdre.top
    • DNS ASK cn##.wanwye.top
    • DNS ASK cn##.#gerltwi.top
    • DNS ASK 9.##n1.top
    • DNS ASK 9h###u.djku.top
    • DNS ASK 9h###u.w2sn.top
    • DNS ASK cn##.wanehr.top
    • DNS ASK cn##.wanesa.top
    • DNS ASK li##.baidu.com
    • DNS ASK 9i#5.cn
    • DNS ASK do##.onefast.cc
    • DNS ASK cn##.wanods.top
    • DNS ASK cd#.#oluobl.cn
    • DNS ASK cn##.#sgrejdf.top
    • DNS ASK cl####.vbnm34567.xyz
    • DNS ASK cd########l-cn-idv9fxk.qiniudns.com
    • DNS ASK sp#.#aidu.com
    • DNS ASK ap##.#ame.qq.com
    • DNS ASK yo#####engine.stnts.com
    • DNS ASK 9h####.592hcq.com
    • DNS ASK ti####.##ina.line.qiniudns.com
    • DNS ASK ti##########web.qiniu.com.w.kunlunno.com
    • DNS ASK ds##.#oolsabc.cn
    • DNS ASK do##.####ast.cc.cdn.dnsv1.com
    • DNS ASK id#.#cafeba.com
    • DNS ASK nq#####z.slt.cdntip.com
    • DNS ASK ek##ysmheyb
    • DNS ASK by#.###.bydj2019.com
    • '<LOCALNET>.87.182':35756
    • '<LOCALNET>.87.176':56086
    • '<LOCALNET>.87.171':44017
    • '<LOCALNET>.87.172':39826
    • '<LOCALNET>.87.173':35763
    • '<LOCALNET>.87.174':64340
    • '<LOCALNET>.87.175':60277
    • '<LOCALNET>.87.177':52023
    • '<LOCALNET>.87.178':15064
    • '<LOCALNET>.87.179':11001
    • '<LOCALNET>.87.186':52008
    • '<LOCALNET>.87.180':44014
    • '<LOCALNET>.87.181':48079
    • '<LOCALNET>.87.184':60266
    • '<LOCALNET>.87.192':47261
    • '<LOCALNET>.87.187':56073
    • '<LOCALNET>.87.188':10982
    • '<LOCALNET>.87.189':15047
    • '<LOCALNET>.87.170':48080
    • '<LOCALNET>.87.190':39135
    • '<LOCALNET>.87.191':35070
    • '<LOCALNET>.87.193':43196
    • '<LOCALNET>.87.196':63513
    • '<LOCALNET>.87.195':51322
    • '<LOCALNET>.87.183':39821
    • '<LOCALNET>.87.169':16701
    • '<LOCALNET>.87.161':39104
    • '<LOCALNET>.87.194':55387
    • '<LOCALNET>.87.185':64331
    • '<LOCALNET>.87.167':63494
    • '<LOCALNET>.87.156':48500
    • '<LOCALNET>.87.141':65186
    • '<LOCALNET>.87.144':44551
    • '<LOCALNET>.87.145':48678
    • '<LOCALNET>.87.146':36421
    • '<LOCALNET>.87.147':40548
    • '<LOCALNET>.87.148':28555
    • '<LOCALNET>.87.149':32682
    • '<LOCALNET>.87.150':56754
    • '<LOCALNET>.87.151':52627
    • '<LOCALNET>.87.152':65008
    • '<LOCALNET>.87.153':60881
    • '<LOCALNET>.87.154':40246
    • '<LOCALNET>.87.155':36119
    • '<LOCALNET>.87.142':52929
    • '<LOCALNET>.87.140':61059
    • '<LOCALNET>.87.232':13691
    • '<LOCALNET>.87.159':19611
    • '<LOCALNET>.87.160':35041
    • '<LOCALNET>.87.197':59448
    • '<LOCALNET>.87.162':43171
    • '<LOCALNET>.87.163':47234
    • '<LOCALNET>.87.164':51301
    • '<LOCALNET>.87.165':55364
    • '<LOCALNET>.87.166':59431
    • '<LOCALNET>.87.168':12638
    • '<LOCALNET>.87.198':16716
    • '<LOCALNET>.87.205':11186
    • '<LOCALNET>.87.200':31511
    • '<LOCALNET>.87.157':44373
    • '<LOCALNET>.87.158':23738
    • '<LOCALNET>.87.41':37729
    • '<LOCALNET>.87.86':42731
    • '<LOCALNET>.87.235':32481
    • '<LOCALNET>.87.237':24227
    • '<LOCALNET>.87.238':44876
    • '<LOCALNET>.87.239':49005
    • '<LOCALNET>.87.240':47059
    • '<LOCALNET>.87.241':42994
    • '<LOCALNET>.87.242':38801
    • '<LOCALNET>.87.243':34736
    • '<LOCALNET>.87.244':63319
    • '<LOCALNET>.87.245':59254
    • '<LOCALNET>.87.246':55061
    • '<LOCALNET>.87.247':50996
    • '<LOCALNET>.87.248':14043
    • '<LOCALNET>.87.249':20079
    • '<LOCALNET>.87.236':20098
    • '<LOCALNET>.87.250':34018
    • '<LOCALNET>.87.252':42144
    • '<LOCALNET>.87.253':46209
    • '<LOCALNET>.87.254':50278
    • '23#.#23.112.211':26945
    • '<LOCALNET>.87.30':62888
    • '255.255.255.255':32455
    • '255.255.255.255':56003
    • '<LOCALNET>.87.231':15973
    • '<LOCALNET>.87.199':12651
    • '<LOCALNET>.87.230':11844
    • '<LOCALNET>.87.228':40061
    • '<LOCALNET>.87.201':27446
    • '<LOCALNET>.87.202':23381
    • '<LOCALNET>.87.251':38083
    • '<LOCALNET>.87.203':19316
    • '<LOCALNET>.87.204':15251
    • '<LOCALNET>.87.139':58941
    • '<LOCALNET>.87.207':13157
    • '<LOCALNET>.87.208':64031
    • '<LOCALNET>.87.209':59966
    • '<LOCALNET>.87.210':18470
    • '<LOCALNET>.87.211':22535
    • '<LOCALNET>.87.212':26724
    • '<LOCALNET>.87.213':30789
    • '<LOCALNET>.87.214':12311
    • '<LOCALNET>.87.215':16376
    • '<LOCALNET>.87.216':10464
    • '<LOCALNET>.87.217':14529
    • '<LOCALNET>.87.218':51502
    • '<LOCALNET>.87.219':55567
    • '<LOCALNET>.87.206':17222
    • '<LOCALNET>.87.143':57056
    • '<LOCALNET>.87.222':15671
    • '<LOCALNET>.87.223':11542
    • '<LOCALNET>.87.224':24049
    • '<LOCALNET>.87.225':19920
    • '<LOCALNET>.87.226':32179
    • '<LOCALNET>.87.227':28050
    • '<LOCALNET>.87.229':35932
    • '<LOCALNET>.87.1':50653
    • '<LOCALNET>.87.137':12136
    • '<LOCALNET>.87.136':16199
    • '<LOCALNET>.87.37':27184
    • '<LOCALNET>.87.38':39903
    • '<LOCALNET>.87.39':35838
    • '<LOCALNET>.87.221':13513
    • '<LOCALNET>.87.233':17820
    • '<LOCALNET>.87.40':33600
    • '<LOCALNET>.87.123':29766
    • '<LOCALNET>.87.42':41730
    • '<LOCALNET>.87.45':54245
    • '<LOCALNET>.87.46':58246
    • '<LOCALNET>.87.47':62375
    • '<LOCALNET>.87.48':10685
    • '<LOCALNET>.87.49':14814
    • '<LOCALNET>.87.50':45169
    • '<LOCALNET>.87.36':31249
    • '<LOCALNET>.87.51':41040
    • '<LOCALNET>.87.53':32786
    • '<LOCALNET>.87.54':61685
    • '<LOCALNET>.87.55':57556
    • '<LOCALNET>.87.56':53431
    • '<LOCALNET>.87.4':38264
    • '<LOCALNET>.87.44':50116
    • '<LOCALNET>.87.70':54803
    • '<LOCALNET>.87.60':58658
    • '<LOCALNET>.87.61':62723
    • '<LOCALNET>.87.62':50528
    • '<LOCALNET>.87.63':54593
    • '<LOCALNET>.87.64':42406
    • '<LOCALNET>.87.65':46471
    • '<LOCALNET>.87.66':34276
    • '<LOCALNET>.87.52':36915
    • '<LOCALNET>.87.67':38341
    • '<LOCALNET>.87.35':19058
    • '<LOCALNET>.87.33':10932
    • '<LOCALNET>.87.2':62910
    • '<LOCALNET>.87.58':12665
    • '<LOCALNET>.87.59':18637
    • '<LOCALNET>.87.3':58783
    • '<LOCALNET>.87.57':49302
    • '<LOCALNET>.87.5':34137
    • '<LOCALNET>.87.18':64957
    • '<LOCALNET>.87.16':17384
    • '<LOCALNET>.87.34':23123
    • '<LOCALNET>.87.15':11280
    • '<LOCALNET>.87.14':15409
    • '<LOCALNET>.87.11':27796
    • '<LOCALNET>.87.12':23799
    • '<LOCALNET>.87.10':31925
    • '<LOCALNET>.87.9':17621
    • '<LOCALNET>.87.8':21748
    • '<LOCALNET>.87.19':60828
    • '<LOCALNET>.87.7':42267
    • '<LOCALNET>.87.13':19670
    • '<LOCALNET>.87.20':10726
    • '<LOCALNET>.87.28':43246
    • '<LOCALNET>.87.22':12569
    • '<LOCALNET>.87.23':16634
    • '<LOCALNET>.87.24':26978
    • '<LOCALNET>.87.25':31043
    • '<LOCALNET>.87.26':18720
    • '<LOCALNET>.87.27':22785
    • '<LOCALNET>.87.29':47311
    • '<LOCALNET>.87.31':12907
    • '<LOCALNET>.87.32':14997
    • '<LOCALNET>.87.17':13255
    • '<LOCALNET>.87.138':63004
    • '<LOCALNET>.87.68':25642
    • '<LOCALNET>.87.6':46394
    • '<LOCALNET>.87.21':14791
    • '<LOCALNET>.87.105':29410
    • '<LOCALNET>.87.220':17642
    • '<LOCALNET>.87.122':25703
    • '<LOCALNET>.87.73':58992
    • '<LOCALNET>.87.110':14571
    • '<LOCALNET>.87.111':10444
    • '<LOCALNET>.87.112':12596
    • '<LOCALNET>.87.113':18570
    • '<LOCALNET>.87.114':20978
    • '<LOCALNET>.87.115':16851
    • '<LOCALNET>.87.116':29104
    • '<LOCALNET>.87.117':24977
    • '<LOCALNET>.87.118':36990
    • '<LOCALNET>.87.104':25283
    • '<LOCALNET>.87.119':32863
    • '<LOCALNET>.87.121':21508
    • '<LOCALNET>.87.43':45859
    • '<LOCALNET>.87.109':45934
    • '<LOCALNET>.87.234':28352
    • '<LOCALNET>.87.125':15349
    • '<LOCALNET>.87.126':19544
    • '<LOCALNET>.87.127':13506
    • '<LOCALNET>.87.129':54540
    • '<LOCALNET>.87.130':30484
    • '<LOCALNET>.87.131':26421
    • '<LOCALNET>.87.132':22358
    • '<LOCALNET>.87.133':18295
    • '<LOCALNET>.87.134':14224
    • '<LOCALNET>.87.135':10161
    • '<LOCALNET>.87.120':17445
    • '<LOCALNET>.87.69':29707
    • '<LOCALNET>.87.106':17025
    • '<LOCALNET>.87.124':11286
    • '<LOCALNET>.87.108':41807
    • '<LOCALNET>.87.103':14745
    • '<LOCALNET>.87.101':12902
    • '<LOCALNET>.87.74':38551
    • '<LOCALNET>.87.75':34486
    • '<LOCALNET>.87.76':46805
    • '<LOCALNET>.87.77':42740
    • '<LOCALNET>.87.78':22299
    • '<LOCALNET>.87.79':18234
    • '<LOCALNET>.87.80':50733
    • '<LOCALNET>.87.81':54796
    • '<LOCALNET>.87.82':58991
    • '<LOCALNET>.87.83':63054
    • '<LOCALNET>.87.84':34473
    • '<LOCALNET>.87.102':10618
    • '<LOCALNET>.87.72':63057
    • '<LOCALNET>.87.85':38536
    • '<LOCALNET>.87.88':18213
    • '<LOCALNET>.87.89':22276
    • '<LOCALNET>.87.90':62748
    • '<LOCALNET>.87.91':58685
    • '<LOCALNET>.87.92':54622
    • '<LOCALNET>.87.93':50559
    • '<LOCALNET>.87.94':46488
    • '<LOCALNET>.87.95':42425
    • '<LOCALNET>.87.96':38362
    • '<LOCALNET>.87.97':34299
    • '<LOCALNET>.87.98':29716
    • '<LOCALNET>.87.99':25653
    • '<LOCALNET>.87.100':18876
    • '<LOCALNET>.87.87':46794
    • '<LOCALNET>.87.71':50738
    • '<LOCALNET>.87.107':21152
    • '<LOCALNET>.87.128':50477
    Miscellaneous
    Adds a root certificate
    Searches for the following windows
    • ClassName: 'ProgMan' WindowName: ''
    • ClassName: 'SHELLDLL_DefView' WindowName: ''
    • ClassName: 'SysListView32' WindowName: ''
    Creates and executes the following
    • '%WINDIR%\389e375fe1524261ba8e9e2a02da4432\svchost.exe' -k
    • '%TEMP%\zssxtmsk\ren010.exe'
    • '%WINDIR%\fonts\diantz.exe'
    • '<SYSTEM32>\ipconfig.exe' /flushdns' (with hidden window)
    • '%WINDIR%\syswow64\cmd.exe' /c del /Q /F "%TEMP%\ZSSxtMsK\ren010.exe"' (with hidden window)
    Executes the following
    • '<SYSTEM32>\rundll32.exe' <SYSTEM32>\FirewallControlPanel.dll,ShowNotificationDialog /configure /ETOnly 0 /OnProfiles 6 /OtherAllowed 0 /OtherBlocked 0 /OtherEdgeAllowed 0 /NewBlocked 4 "%WINDIR%\explorer.exe"
    • '<SYSTEM32>\rundll32.exe' <SYSTEM32>\FirewallControlPanel.dll,ShowNotificationDialog /configure /ETOnly 0 /OnProfiles 6 /OtherAllowed 0 /OtherBlocked 0 /OtherEdgeAllowed 0 /NewBlocked 4 "%WINDIR%\389e375fe1524261ba8e9e2...
    • '<SYSTEM32>\ipconfig.exe' /flushdns
    • '<SYSTEM32>\fxscover.exe'
    • '<SYSTEM32>\taskhost.exe'
    • '<SYSTEM32>\rundll32.exe' <SYSTEM32>\FirewallControlPanel.dll,ShowNotificationDialog /configure /ETOnly 0 /OnProfiles 6 /OtherAllowed 0 /OtherBlocked 0 /OtherEdgeAllowed 0 /NewBlocked 4 "%WINDIR%\fonts\diantz.exe"
    • '%WINDIR%\syswow64\cmd.exe' /c del /Q /F "%TEMP%\ZSSxtMsK\ren010.exe"

    Curing recommendations

    1. If the operating system (OS) can be loaded (either normally or in safe mode), download Dr.Web Security Space and run a full scan of your computer and removable media you use. More about Dr.Web Security Space.
    2. If you cannot boot the OS, change the BIOS settings to boot your system from a CD or USB drive. Download the image of the emergency system repair disk Dr.Web® LiveDisk , mount it on a USB drive or burn it to a CD/DVD. After booting up with this media, run a full scan and cure all the detected threats.
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    After booting up, run a full scan of all disk partitions with Dr.Web Anti-virus for Linux.

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    1. If the mobile device is operating normally, download and install Dr.Web for Android. Run a full system scan and follow recommendations to neutralize the detected threats.
    2. If the mobile device has been locked by Android.Locker ransomware (the message on the screen tells you that you have broken some law or demands a set ransom amount; or you will see some other announcement that prevents you from using the handheld normally), do the following:
      • Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
      • Once you have activated safe mode, install the Dr.Web for Android onto the infected handheld and run a full scan of the system; follow the steps recommended for neutralizing the threats that have been detected;
      • Switch off your device and turn it on as normal.

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