(원문) TESTING POSTFIX AFTER INSTALLATION WITH CLAMAV AND SPAMASSASIN

(참고) http://www.jetmore.org/john/code/swaks/latest/doc/ref.txt

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  1. EICAR 바이러스 메일 시험 파일 생성: sample-virus-simple.txt
$ echo "X5O!P%@AP[4\PZX54(P^)7CC)7}$EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H*" \
> sample-virus-simple.txt

2. 바이러스 시험 메일 발송

$ swaks --to black@mailserver.net --attach - --server mail2.mailserver.net --suppress-data \
<sample-virus-simple.txt

3. 수신 메일 서버

1) /var/log/mail/mail.log 에서 ‘Blocked INFECTED’ 확인하면 성공적으로 차단한 것임

Apr 20 10:23:52 mail2 policyd-spf[30024]: prepend Received-SPF: None (mailfrom) identity=mailfrom; client-ip=14.xx.xx.xx; helo=jmini.no-ip.org; envelope-from=black@jmini.no-ip.org; receiver=<UNKNOWN>
Apr 20 10:23:52 mail2 postfix/cleanup[32486]: 1D0777432D5: message-id=<20180420102351.028652@jmini.no-ip.org>
Apr 20 10:23:52 mail2 opendmarc[1772]: 1D0777432D5: jmini.no-ip.org none
Apr 20 10:23:52 mail2 postfix/qmgr[16442]: 1D0777432D5: from=<srs0=skrn=hj=jmini.no-ip.org=black@mailserver.net>, size=1072, nrcpt=1 (queue active)
Apr 20 10:23:52 mail2 amavis[19948]: (19948-17) Blocked INFECTED (Eicar-Test-Signature) {DiscardedInbound,Quarantined}, [14.63.45.62]:50426 [14.63.45.62] <srs0=skrn=hj=jmini.no-ip.org=black@vivans.net> -> <black@mailserver.net>, quarantine: g/virus-gsCefiio7Z3G, Queue-ID: 1D0777432D5, Message-ID: <20180420102351.028652@jmini.no-ip.org>, mail_id: gsCefiio7Z3G, Hits: -, size: 1079, 74 ms

2) 격리 메일 /var/mail-state/lib-amavis/virusmails/g/virus-gsCefiio7Z3G 내용 확인

# more /var/mail-state/lib-amavis/virusmails/g/virus-gsCe
Return-Path: <srs0=skrn=hj=jmini.no-ip.org=black@mailserver.net>
Delivered-To: virus-quarantine
X-Envelope-To: <black@mailserver.net>
X-Envelope-To-Blocked: <black@mailserver.net>
X-Quarantine-ID: <gsCefiio7Z3G>
X-Amavis-Alert: INFECTED, message contains virus: Eicar-Test-Signature
X-Spam-Flag: NO
X-Spam-Score: 0
X-Spam-Level:
X-Spam-Status: No, score=x tag=x tag2=x kill=x tests=[] autolearn=unavailable
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