Linuxmalwarehuntingnl
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Unauthorized connection attempt
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Brute-Force
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MSchienle
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Feb 25 04:53:29 customvisuals postfix/smtpd[85796]: warning: unknown[194.33.191.4]: SASL LOGIN authe ... show moreFeb 25 04:53:29 customvisuals postfix/smtpd[85796]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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MSchienle
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Feb 25 02:53:46 customvisuals postfix/smtpd[44002]: warning: unknown[194.33.191.4]: SASL LOGIN authe ... show moreFeb 25 02:53:46 customvisuals postfix/smtpd[44002]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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x-way
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Multiple SMTP AUTH brute-force attempts
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Brute-Force
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MSchienle
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Feb 25 00:55:48 customvisuals postfix/smtpd[4296]: warning: unknown[194.33.191.4]: SASL LOGIN authen ... show moreFeb 25 00:55:48 customvisuals postfix/smtpd[4296]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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MSchienle
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Feb 24 23:21:21 customvisuals postfix/smtpd[70124]: warning: unknown[194.33.191.4]: SASL LOGIN authe ... show moreFeb 24 23:21:21 customvisuals postfix/smtpd[70124]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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basing
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2024-02-25 06:22:24 cf SASL PLAIN auth failed: rhost=194.33.191.4...
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Brute-Force
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MSchienle
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Feb 24 21:47:12 customvisuals postfix/smtpd[37340]: warning: unknown[194.33.191.4]: SASL LOGIN authe ... show moreFeb 24 21:47:12 customvisuals postfix/smtpd[37340]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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juutis
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Feb 25 03:32:03 butler postfix/smtpd[1129233]: warning: unknown[194.33.191.4]: SASL LOGIN authentica ... show moreFeb 25 03:32:03 butler postfix/smtpd[1129233]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: authentication failure, sasl_username=test1 show less
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Brute-Force
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MSchienle
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Feb 24 20:13:04 customvisuals postfix/smtpd[4900]: warning: unknown[194.33.191.4]: SASL LOGIN authen ... show moreFeb 24 20:13:04 customvisuals postfix/smtpd[4900]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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MSchienle
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Feb 24 19:02:26 customvisuals postfix/smtpd[79866]: warning: unknown[194.33.191.4]: SASL LOGIN authe ... show moreFeb 24 19:02:26 customvisuals postfix/smtpd[79866]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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MSchienle
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Feb 24 17:27:57 customvisuals postfix/smtpd[47134]: warning: unknown[194.33.191.4]: SASL LOGIN authe ... show moreFeb 24 17:27:57 customvisuals postfix/smtpd[47134]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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MSchienle
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Feb 24 16:17:00 customvisuals postfix/smtpd[22865]: warning: unknown[194.33.191.4]: SASL LOGIN authe ... show moreFeb 24 16:17:00 customvisuals postfix/smtpd[22865]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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MSchienle
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Feb 24 14:42:51 customvisuals postfix/smtpd[90220]: warning: unknown[194.33.191.4]: SASL LOGIN authe ... show moreFeb 24 14:42:51 customvisuals postfix/smtpd[90220]: warning: unknown[194.33.191.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less
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Email Spam
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someone
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Automatic report after SMTP connect attempts
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Email Spam
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