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Merged
merged 8 commits into from
Jan 13, 2025
Merged

[Hunt Tuning] Persistence via SSH Configurations and/or Keys #4351

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[Hunt Tuning] Persistence via SSH Configurations and/or Keys
Aegrah Jan 8, 2025
2b31a3b
Merge branch 'main' into hunt-update-ssh-authorized-keys
Aegrah Jan 13, 2025
3f8cc16
++
Aegrah Jan 13, 2025
028eb88
++
Aegrah Jan 13, 2025
bf17fb0
Merge branch 'main' into hunt-update-ssh-authorized-keys
Aegrah Jan 13, 2025
4db5ac5
Revert "Merge branch 'main' into hunt-update-ssh-authorized-keys"
Aegrah Jan 13, 2025
d0ac8a4
++
Aegrah Jan 13, 2025
28b071e
Update pyproject.toml
Aegrah Jan 13, 2025
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24 changes: 22 additions & 2 deletions hunting/linux/docs/persistence_via_ssh_configurations_and_keys.md
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,7 @@ SELECT
g.groupname AS group_owner,
datetime(f.atime, 'unixepoch') AS file_last_access_time,
datetime(f.mtime, 'unixepoch') AS file_last_modified_time,
datetime(f.ctime, 'unixepoch') AS file_last_status change_time,
datetime(f.ctime, 'unixepoch') AS file_last_status_change_time,
datetime(f.btime, 'unixepoch') AS file_created_time,
f.size AS size_bytes
FROM
Expand All @@ -51,7 +51,27 @@ WHERE
OR f.path LIKE "/home/%/.ssh/%"
OR f.path LIKE "/etc/ssh/%"
OR f.path LIKE "/etc/ssh/sshd_config.d/%"
OR f.path LIKE "/etc/ssh/ssh_config.d/%"
OR f.path LIKE "/usr/sbin/.ssh/%"
OR f.path LIKE "/bin/.ssh/%"
OR f.path LIKE "/usr/games/.ssh/%"
OR f.path LIKE "/var/cache/man/.ssh/%"
OR f.path LIKE "/var/mail/.ssh/%"
OR f.path LIKE "/var/spool/news/.ssh/%"
OR f.path LIKE "/var/spool/lpd/.ssh/%"
OR f.path LIKE "/var/backups/.ssh/%"
OR f.path LIKE "/var/list/.ssh/%"
OR f.path LIKE "/run/ircd/.ssh/%"
OR f.path LIKE "/var/lib/gnats/.ssh/%"
OR f.path LIKE "/nonexistent/.ssh/%"
OR f.path LIKE "/run/systemd/.ssh/%"
OR f.path LIKE "/var/cache/pollinate/.ssh/%"
OR f.path LIKE "/run/sshd/.ssh/%"
OR f.path LIKE "/home/syslog/.ssh/%"
OR f.path LIKE "/run/uuidd/.ssh/%"
OR f.path LIKE "/var/lib/tpm/.ssh/%"
OR f.path LIKE "/var/lib/landscape/.ssh/%"
OR f.path LIKE "/var/lib/usbmux/.ssh/%"
OR f.path LIKE "/var/snap/lxd/common/lxd/.ssh/%";
```

```sql
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24 changes: 22 additions & 2 deletions hunting/linux/queries/persistence_via_ssh_configurations_and_keys.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,7 @@ SELECT
g.groupname AS group_owner,
datetime(f.atime, 'unixepoch') AS file_last_access_time,
datetime(f.mtime, 'unixepoch') AS file_last_modified_time,
datetime(f.ctime, 'unixepoch') AS file_last_status change_time,
datetime(f.ctime, 'unixepoch') AS file_last_status_change_time,
datetime(f.btime, 'unixepoch') AS file_created_time,
f.size AS size_bytes
FROM
Expand All @@ -51,7 +51,27 @@ WHERE
OR f.path LIKE "/home/%/.ssh/%"
OR f.path LIKE "/etc/ssh/%"
OR f.path LIKE "/etc/ssh/sshd_config.d/%"
OR f.path LIKE "/etc/ssh/ssh_config.d/%"
OR f.path LIKE "/usr/sbin/.ssh/%"
OR f.path LIKE "/bin/.ssh/%"
OR f.path LIKE "/usr/games/.ssh/%"
OR f.path LIKE "/var/cache/man/.ssh/%"
OR f.path LIKE "/var/mail/.ssh/%"
OR f.path LIKE "/var/spool/news/.ssh/%"
OR f.path LIKE "/var/spool/lpd/.ssh/%"
OR f.path LIKE "/var/backups/.ssh/%"
OR f.path LIKE "/var/list/.ssh/%"
OR f.path LIKE "/run/ircd/.ssh/%"
OR f.path LIKE "/var/lib/gnats/.ssh/%"
OR f.path LIKE "/nonexistent/.ssh/%"
OR f.path LIKE "/run/systemd/.ssh/%"
OR f.path LIKE "/var/cache/pollinate/.ssh/%"
OR f.path LIKE "/run/sshd/.ssh/%"
OR f.path LIKE "/home/syslog/.ssh/%"
OR f.path LIKE "/run/uuidd/.ssh/%"
OR f.path LIKE "/var/lib/tpm/.ssh/%"
OR f.path LIKE "/var/lib/landscape/.ssh/%"
OR f.path LIKE "/var/lib/usbmux/.ssh/%"
OR f.path LIKE "/var/snap/lxd/common/lxd/.ssh/%";
''',
'''
from logs-endpoint.events.process-*
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2 changes: 1 addition & 1 deletion pyproject.toml
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
[project]
name = "detection_rules"
version = "0.3.14"
version = "0.3.15"
description = "Detection Rules is the home for rules used by Elastic Security. This repository is used for the development, maintenance, testing, validation, and release of rules for Elastic Security’s Detection Engine."
readme = "README.md"
requires-python = ">=3.12"
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