Commit Graph

8848 Commits

Author SHA1 Message Date
phantinuss 15cd71403a fix: FP found in testing 2022-07-01 11:11:08 +02:00
Florian Roth 21ab44acbf Merge pull request #3188 from redsand/fp_powershell_long_entries_not_high_indicator_cite_devops_behavior
Reducing level due to it being a minor indicator and not strong enoug…
2022-07-01 08:25:07 +02:00
Tim Shelton 98227206e0 Reducing level due to it being a minor indicator and not strong enough to warrant an investigation on its own. 2022-07-01 01:43:42 +00:00
Florian Roth e1fc02e7d2 Merge pull request #3186 from redsand/fp_scm_db_mgmt_by_services.exe
False positive filtering out of behavior by services.exe which is exp…
2022-06-30 23:29:07 +02:00
Florian Roth 952d244a19 Merge pull request #3187 from SigmaHQ/aurora-false-positive-fixing
Aurora false positive fixing
2022-06-30 22:15:23 +02:00
Florian Roth d059d34fab fix: wrong field selection
don't use PE header field, but the source image
2022-06-30 21:33:23 +02:00
Florian Roth 3754075ae6 fix: FP with git.exe 2022-06-30 18:25:31 +02:00
Tim Shelton 38335b6303 False positive filtering out of behavior by services.exe which is expected 2022-06-30 16:22:42 +00:00
Florian Roth 33afe1f6a2 Merge pull request #3183 from pH-T/master
fix: FP fix
2022-06-30 18:18:01 +02:00
Florian Roth cb33e5cc8a Merge pull request #3185 from frack113/fix_issue_2579
fix issue 2579
2022-06-30 18:17:51 +02:00
Florian Roth d09544c358 refactor: remove now unnecessary filters 2022-06-30 17:36:49 +02:00
phantinuss 58dc1da663 fix: FPs found in testing environment 2022-06-30 16:40:05 +02:00
Paul Hager 9044998428 fix: FP fix 2022-06-30 15:18:39 +02:00
frack113 38761cbdb0 fix issue 2022-06-30 08:48:31 +02:00
Florian Roth efd48e2bc2 Merge pull request #3180 from frack113/issue_2088
More generic registry_event_cve_2021_31979_cve_2021_33771_exploits
2022-06-29 20:18:34 +02:00
Florian Roth e516fd74cb Merge pull request #3172 from mepples21/miepping-dev5
Create azure_ad_bitlocker_key_retrieval.yml
2022-06-29 19:40:36 +02:00
Florian Roth 4fee43361c Merge pull request #3171 from mepples21/miepping-dev4
Create azure_ad_sign_ins_from_unknown_devices.yml
2022-06-29 19:37:13 +02:00
frack113 c64ece9f68 More generic 2022-06-29 19:33:50 +02:00
securepeacock ecdd32c462 Update lnx_auditd_hidden_files_directories.yml
Fixing typo.
2022-06-29 13:24:24 -04:00
Florian Roth 96e424bd4e Merge pull request #3178 from phantinuss/master
fix: technically filter THOR checking for BlueKeep vuln
2022-06-29 17:42:21 +02:00
Florian Roth e07b2f115b Merge pull request #3173 from nasbench/master
Update + New Rules
2022-06-29 17:22:02 +02:00
phantinuss b4bce46c65 fix: technically filter THOR checking for BlueKeep vuln 2022-06-29 17:07:04 +02:00
Florian Roth 6709a2dbaf Merge pull request #3177 from redsand/level_reduce_suspicious_failed_logins
Reducing the level of Account Tampering - Suspicious Failed Logon Reasons
2022-06-29 16:50:44 +02:00
Florian Roth 71edfa3550 Merge pull request #3176 from redsand/fp_reorder_system_ignore_all
False positive whre system needs to be filtered first against any wri…
2022-06-29 16:50:25 +02:00
Nasreddine Bencherchali 80346a82b6 Changes From Meeting 2022-06-29 15:25:50 +01:00
Tim Shelton 78ff2fb70f Reducing the level of this item. This behavior happens too often in a normal enviornment, with day to day activity and no definitive threat. I believe a different rule, detecting a larger volume of this behavior would warrant a high level rating. 2022-06-29 13:32:19 +00:00
Tim Shelton ef4d3efa3a False positive whre system needs to be filtered first against any writes, as its related to drivers especially backups 2022-06-29 13:25:24 +00:00
Nasreddine Bencherchali c99a48437d Update proc_creation_win_susp_regsvr32_no_dll.yml 2022-06-29 12:52:04 +01:00
Florian Roth 3607cf878c fix: FP with explorer.exe 2022-06-29 13:22:35 +02:00
Nasreddine Bencherchali 08981a4a41 Add more options to "where" command 2022-06-29 12:22:00 +01:00
Florian Roth fd7b8d1c4f fix: FPs 2022-06-29 13:20:57 +02:00
Nasreddine Bencherchali 13488e0ad6 Update proc_creation_win_attrib_system_susp_paths.yml 2022-06-29 12:19:33 +01:00
Nasreddine Bencherchali 9d511b75f8 Update proc_creation_win_susp_regsvr32_no_dll.yml 2022-06-29 12:17:59 +01:00
frack113 ef47e7c8f2 Update azure_ad_bitlocker_key_retrieval.yml 2022-06-29 06:34:11 +02:00
frack113 0315f31cb0 Update azure_ad_sign_ins_from_unknown_devices.yml 2022-06-29 06:33:24 +02:00
frack113 afc3625791 Merge pull request #3161 from alexmcdonald1124/msra-injection
Msra.exe process injection rule
2022-06-29 06:30:00 +02:00
Nasreddine Bencherchali a39f140255 Update proc_creation_win_change_default_file_assoc_susp.yml 2022-06-28 22:48:46 +01:00
Nasreddine Bencherchali 3818c77b03 Fix Error 2022-06-28 22:40:42 +01:00
Nasreddine Bencherchali 467b120259 Update proc_creation_win_susp_dllhost_no_cli.yml 2022-06-28 22:32:54 +01:00
Michael Epping 7aadcff92c Create azure_ad_bitlocker_key_retrieval.yml 2022-06-28 14:23:36 -07:00
Nasreddine Bencherchali 3756925dcd Update ETW Rule 2022-06-28 22:22:23 +01:00
Nasreddine Bencherchali f57b35e992 New Rules 2022-06-28 22:22:12 +01:00
Nasreddine Bencherchali 875233ca43 Update rules syntax 2022-06-28 22:21:46 +01:00
Nasreddine Bencherchali 5e42c4086a Add new PowerShell Function and Scripts 2022-06-28 22:18:44 +01:00
Nasreddine Bencherchali fb46b97f46 Rename + Delete Duplicate Rule 2022-06-28 22:18:02 +01:00
Michael Epping e446a23818 Create azure_ad_sign_ins_from_unknown_devices.yml 2022-06-28 14:12:30 -07:00
Florian Roth 2da48f5052 Merge pull request #3167 from SigmaHQ/rule-devel
Rules: Bitsadmin coverage and minor improvements
2022-06-28 17:25:03 +02:00
Florian Roth 991ff677c3 rule: bitsadmin coverage 2022-06-28 15:34:19 +02:00
Florian Roth 6f26e26846 rules: bitsadmin coverage 2022-06-28 15:16:52 +02:00
Florian Roth c9007cb3ed Merge pull request #3165 from redsand/fp_conflict_with_filter_and_selection
Comparison conflict found between selection and filtere. In favor of …
2022-06-27 23:59:20 +02:00