{"uuid": "c0d2124b-5587-4d94-a02e-e993542f8add", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2024-6387", "type": "published-proof-of-concept", "source": "https://t.me/dfirclub/82", "content": "\u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0622\u0633\u06cc\u0628\u200c\u067e\u0630\u06cc\u0631\u06cc CVE-2024-6387 \u062f\u0631 OpenSSH \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Splunk\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u06cc\u06a9 \u06a9\u0648\u0626\u0631\u06cc \u062c\u0633\u062a\u062c\u0648\u06cc \u067e\u06cc\u0634\u0631\u0641\u062a\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0628\u0647 \u062f\u0646\u0628\u0627\u0644 \u0627\u0644\u06af\u0648\u0647\u0627\u06cc \u062e\u0627\u0635\u06cc \u062f\u0631 \u0644\u0627\u06af\u200c\u0647\u0627 \u0628\u06af\u0631\u062f\u062f \u06a9\u0647 \u0646\u0634\u0627\u0646\u200c\u062f\u0647\u0646\u062f\u0647 \u062a\u0644\u0627\u0634\u200c\u0647\u0627\u06cc \u0628\u0647\u0631\u0647\u200c\u0628\u0631\u062f\u0627\u0631\u06cc \u0628\u0627\u0634\u0646\u062f. \u0627\u06cc\u0646 \u06a9\u0648\u0626\u0631\u06cc \u0628\u0647 \u062e\u0635\u0648\u0635 \u0628\u0627\u06cc\u062f \u0628\u0647 \u0633\u06cc\u06af\u0646\u0627\u0644\u200c\u0647\u0627\u06cc \u063a\u06cc\u0631\u0639\u0627\u062f\u06cc\u060c \u0641\u0639\u0627\u0644\u06cc\u062a\u200c\u0647\u0627\u06cc \u0645\u0631\u062a\u0628\u0637 \u0628\u0627 sshd`\u060c \u0648 \u0633\u06cc\u06af\u0646\u0627\u0644\u200c\u0647\u0627\u06cc `SIGALRM \u0648 syslog \u062a\u0648\u062c\u0647 \u06a9\u0646\u062f.\n\n\u062f\u0631 \u0627\u062f\u0627\u0645\u0647 \u06cc\u06a9 \u06a9\u0648\u0626\u0631\u06cc Splunk \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0627\u06cc\u0646 \u0646\u0648\u0639 \u0641\u0639\u0627\u0644\u06cc\u062a\u200c\u0647\u0627 \u0622\u0645\u062f\u0647 \u0627\u0633\u062a:\n\nindex=your_index sourcetype=your_sourcetype process.name=sshd \n| eval suspicious_signal=if(match(process.args, \"SIGALRM\") AND match(process.args, \"syslog\"), 1, 0)\n| where suspicious_signal=1\n| stats count by host, process.name, process.args, _time\n| rename _time as \"Time\", host as \"Host\", process.name as \"Process Name\", process.args as \"Process Arguments\", count as \"Count\"\n| table Time, Host, \"Process Name\", \"Process Arguments\", Count\n| sort - Count\n\n\u062a\u0648\u0636\u06cc\u062d \u06a9\u0648\u0626\u0631\u06cc\n\n1. index=your_index sourcetype=your_sourcetype process.name=sshd:\n   - \u062c\u0633\u062a\u062c\u0648 \u062f\u0631 \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0648 \u0633\u0648\u0631\u0633\u200c\u062a\u0627\u06cc\u067e \u0645\u0646\u0627\u0633\u0628 \u0628\u0631\u0627\u06cc \u0641\u0631\u0622\u06cc\u0646\u062f sshd.\n   - \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 your_index \u0648 your_sourcetype \u0628\u0627 \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0648 \u0633\u0648\u0631\u0633\u200c\u062a\u0627\u06cc\u067e\u200c\u0647\u0627\u06cc \u0648\u0627\u0642\u0639\u06cc \u0645\u062d\u06cc\u0637 \u062e\u0648\u062f\u062a\u0627\u0646.\n\n2. eval suspicious_signal=if(match(process.args, \"SIGALRM\") AND match(process.args, \"syslog\"), 1, 0):\n   - \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc \u0622\u0631\u06af\u0648\u0645\u0627\u0646\u200c\u0647\u0627\u06cc \u0641\u0631\u0622\u06cc\u0646\u062f \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u062d\u0636\u0648\u0631 \u0633\u06cc\u06af\u0646\u0627\u0644 SIGALRM \u0648 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc syslog.\n   - \u0627\u06af\u0631 \u0647\u0631 \u062f\u0648 \u0645\u0639\u06cc\u0627\u0631 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0634\u062a\u0646\u062f\u060c suspicious_signal \u0631\u0627 \u0628\u0647 1 \u062a\u0646\u0638\u06cc\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f.\n\n3. where suspicious_signal=1:\n   - \u0641\u06cc\u0644\u062a\u0631 \u06a9\u0631\u062f\u0646 \u0646\u062a\u0627\u06cc\u062c \u0628\u0631\u0627\u06cc \u0646\u0645\u0627\u06cc\u0634 \u0641\u0642\u0637 \u0622\u0646\u0647\u0627\u06cc\u06cc \u06a9\u0647 suspicious_signal \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 1 \u0627\u0633\u062a\u060c \u06cc\u0639\u0646\u06cc \u0622\u0646\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0647\u0631 \u062f\u0648 \u0645\u0639\u06cc\u0627\u0631 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0648 syslog \u0631\u0627 \u062f\u0627\u0631\u0646\u062f.\n\n4. stats count by host, process.name, process.args, _time:\n   - \u0622\u0645\u0627\u0631\u06af\u06cc\u0631\u06cc \u0627\u0632 \u062a\u0639\u062f\u0627\u062f \u0648\u0642\u0648\u0639\u200c\u0647\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u06cc\u0632\u0628\u0627\u0646\u060c \u0646\u0627\u0645 \u0641\u0631\u0622\u06cc\u0646\u062f\u060c \u0622\u0631\u06af\u0648\u0645\u0627\u0646\u200c\u0647\u0627\u06cc \u0641\u0631\u0622\u06cc\u0646\u062f \u0648 \u0632\u0645\u0627\u0646.\n\n5. rename _time as \"Time\", host as \"Host\", process.name as \"Process Name\", process.args as \"Process Arguments\", count as \"Count\":\n   - \u062a\u063a\u06cc\u06cc\u0631 \u0646\u0627\u0645 \u0641\u06cc\u0644\u062f\u0647\u0627 \u0628\u0631\u0627\u06cc \u0646\u0645\u0627\u06cc\u0634 \u0628\u0647\u062a\u0631 \u062f\u0631 \u062c\u062f\u0648\u0644 \u0646\u0647\u0627\u06cc\u06cc.\n\n6. table Time, Host, \"Process Name\", \"Process Arguments\", Count:\n   - \u0646\u0645\u0627\u06cc\u0634 \u0646\u062a\u0627\u06cc\u062c \u062f\u0631 \u0642\u0627\u0644\u0628 \u062c\u062f\u0648\u0644 \u0634\u0627\u0645\u0644 \u0632\u0645\u0627\u0646\u060c \u0645\u06cc\u0632\u0628\u0627\u0646\u060c \u0646\u0627\u0645 \u0641\u0631\u0622\u06cc\u0646\u062f\u060c \u0622\u0631\u06af\u0648\u0645\u0627\u0646\u200c\u0647\u0627\u06cc \u0641\u0631\u0622\u06cc\u0646\u062f \u0648 \u062a\u0639\u062f\u0627\u062f.\n\n7. sort - Count:\n   - \u0645\u0631\u062a\u0628\u200c\u0633\u0627\u0632\u06cc \u0646\u062a\u0627\u06cc\u062c \u0628\u0631 \u0627\u0633\u0627\u0633 \u062a\u0639\u062f\u0627\u062f \u0648\u0642\u0648\u0639\u200c\u0647\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0646\u0632\u0648\u0644\u06cc.\n\n\u0627\u06cc\u0646 \u06a9\u0648\u0626\u0631\u06cc \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0641\u0639\u0627\u0644\u06cc\u062a\u200c\u0647\u0627\u06cc \u0645\u0634\u06a9\u0648\u06a9 \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u0628\u0647\u0631\u0647\u200c\u0628\u0631\u062f\u0627\u0631\u06cc \u0627\u0632 \u0622\u0633\u06cc\u0628\u200c\u067e\u0630\u06cc\u0631\u06cc CVE-2024-6387 \u062f\u0631 OpenSSH \u0631\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u06cc\u062f. \u0628\u0627 \u0627\u062c\u0631\u0627\u06cc \u0627\u06cc\u0646 \u06a9\u0648\u0626\u0631\u06cc \u062f\u0631 Splunk\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0644\u0627\u06af\u200c\u0647\u0627\u06cc \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 sshd \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u0648 \u062a\u0644\u0627\u0634\u200c\u0647\u0627\u06cc \u0628\u0647\u0631\u0647\u200c\u0628\u0631\u062f\u0627\u0631\u06cc \u0631\u0627 \u0628\u0647 \u0633\u0631\u0639\u062a \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u06cc\u062f.", "creation_timestamp": "2024-07-10T04:25:42.000000Z"}