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2054 Commits

Author SHA1 Message Date
Florian Roth
d1cdb3c480 Certutil duplicate entry and "-ping" command 2017-07-23 14:51:57 -06:00
Florian Roth
cdf0894e6a Corrected error in certutil rules (-f means force overwrite, not file) 
> the -urlcache is the relevant command
 2017-07-20 12:54:55 -06:00
Florian Roth
3a55b31da2 certutil file download - more generic approach 2017-07-20 12:48:47 -06:00
Florian Roth
b85d96e458 certutil detections (renamed, extended) 
see https://twitter.com/subTee/status/888102593838362624
 2017-07-20 12:38:10 -06:00
Florian Roth
950a00f33e Updated Petya rule 2017-06-28 12:52:58 +02:00
Florian Roth
ece1d7e3a8 Added perfc.dat keyword to NotPetya rule 2017-06-28 10:35:42 +02:00
Florian Roth
a3e0e37163 NotPetya Title Fixed 2017-06-28 09:12:39 +02:00
Florian Roth
8c437de970 NotPetya Sigma Rule for Sysmon Events 2017-06-28 09:09:12 +02:00
Florian Roth
8f525d2f01 Wannacry Rules Reorg and Renaming 2017-06-28 09:08:53 +02:00
Florian Roth
3f245d27f8 Eventlog cleared ID 104 2017-06-27 17:29:39 +02:00
Thomas Patzke
7fdc78c8bf Merge pull request #36 from dim0x69/master 
rule to detect mimikatz lsadump::changentlm and lsadump::setntlm
 2017-06-19 15:32:56 +02:00
Florian Roth
d1f1bd59da Changed level of PsExec events to 'low' 2017-06-17 08:50:16 +02:00
Thomas Patzke
a4c9e24380 File renaming while deletion with SDelete 2017-06-14 16:55:32 +02:00
Thomas Patzke
8c06a5d83f Access to wceaux.dll while WCE pass-the-hash login on source host 2017-06-14 15:59:45 +02:00
Thomas Patzke
4fcdcc3967 Added rule for PsExec 2017-06-12 23:57:06 +02:00
Florian Roth
576981820b Moved PlugX rule & used builtin ID 4688 for another rule 2017-06-12 11:02:49 +02:00
Thomas Patzke
91b3c39c0d Amended condition 
Changed condition according to proposed syntax for related event matching (#4)
 2017-06-11 23:54:19 +02:00
dimi
ac95e372e5 clarification: if executed locally there is no connection to the samr pipe on IPC$. So this rule detects remote changes 2017-06-09 14:15:37 +02:00
dimi
a2a2366dfb rule to detect mimikatz lsadump::changentlm and lsadump::setntlm 2017-06-09 14:05:40 +02:00
Florian Roth
371b41acd9 Improved regsvr32.exe whitelisting bypass rule 
thanks to Nick Carr https://twitter.com/ItsReallyNick/status/872409920938946560
 2017-06-07 13:46:36 +02:00
Florian Roth
e5ad1b2f84 Improved regsvr32 whitelisting bypass rule 2017-06-07 12:02:55 +02:00
Florian Roth
1fd7a92e87 Regsvr32.exe anomalies (bugfix and new selection) 2017-06-07 11:43:25 +02:00
Florian Roth
5dd3d4dd57 Generic Hacktool Use Rule 2017-05-31 08:42:35 +02:00
Florian Roth
0c222134b9 Extended malware script dropper rule 2017-05-25 14:59:16 +02:00
Florian Roth
0685e297c8 Improved Suspicious Net.exe Execution Rule 2017-05-25 12:44:56 +02:00
Florian Roth
ae4cab6783 Corrected - no lists needed 2017-05-25 12:07:11 +02:00
Florian Roth
6ad5f82248 Corrected rule 2017-05-25 12:06:23 +02:00
dimi
0b8c82b75b 1) Add Windows DHCP Server Callout DLL rules: Sysmon, failed loading and successfull loading 
2) correct typo in dns server rule
 2017-05-15 20:58:31 +02:00
Florian Roth
01e1d3a3d7 WannaCry Service Install 2017-05-15 16:06:16 +02:00
Florian Roth
75e55d647b Fixed and added strings 2017-05-13 18:33:51 +02:00
Florian Roth
46643324a8 Wannacrypt Update 2017-05-13 10:40:41 +02:00
Florian Roth
c40c592fb5 Changed rule as "m.vbs" isn't stable 2017-05-13 08:32:30 +02:00
Florian Roth
7c56992de5 Reference in WannaCrypt rule 2017-05-12 23:02:13 +02:00
Florian Roth
d35b6c0353 Backup catalog deletion rule 2017-05-12 23:00:56 +02:00
Florian Roth
b7837d4cdb Fixed WannaCrypt rule 2017-05-12 22:32:40 +02:00
Florian Roth
1ab3c746c1 Merge branch 'master' of https://github.com/Neo23x0/sigma 2017-05-12 21:59:43 +02:00
Florian Roth
5cdb2b013b WannaCrypt Ransomware 2017-05-12 21:57:53 +02:00
Florian Roth
0b541b2689 Suspicious Windows Process Creations Update 2017-05-12 21:55:30 +02:00
Thomas Patzke
300dbe8f3e Fixed condition 
AND has higher precedence than OR.
 2017-05-09 23:12:02 +02:00
Florian Roth
565c51e5be Removed "1 of" expression (no bug, but cleaner) 2017-05-09 22:58:42 +02:00
Florian Roth
a6678e199b Microsoft Malware Protection Engine Crash - ref CVE-2017-0290 2017-05-09 22:46:57 +02:00
Florian Roth
96deef7d34 Updated sigma signature 2017-05-08 21:25:07 +02:00
Florian Roth
16ac2337a4 Suspicious DNS Server Config Error - Sysmon Rule 2017-05-08 13:39:50 +02:00
Florian Roth
75e58b8142 Bugfix and date 2017-05-08 13:10:40 +02:00
Florian Roth
263c98a2c8 Suspicious DNS Server Config Error - ServerLevelPluginDLL issue 2017-05-08 13:09:50 +02:00
Florian Roth
c7cc2a00d3 WScript/CScript Dropper 2017-05-05 17:30:46 +02:00
Florian Roth
dc4ae35be1 Schtasks frequency - minute 2017-04-28 17:03:35 +02:00
Florian Roth
a5c3f424c1 regsvr32 Anomalies 2017-04-16 12:02:29 +02:00
Florian Roth
769156a83b Minor fix > list to single value 2017-04-16 12:01:03 +02:00
Florian Roth
8363b25888 Suspicious Control Panel DLL Load 2017-04-15 23:32:26 +02:00
Florian Roth
89e43c1059 Improved MSHTA rule 2017-04-13 09:25:34 +02:00
Florian Roth
d66c97921f Bugfix in rule 2017-04-13 01:22:03 +02:00
Florian Roth
059cfbf15a Removed duplicate 2017-04-13 01:21:46 +02:00
Florian Roth
c2ed7bd9df MSHTA Rule v1 2017-04-13 01:08:37 +02:00
Florian Roth
64caa8aedc Merge pull request #31 from neu5ron/patch-4 
Create win_alert_ad_user_backdoors.yml
 2017-04-13 01:07:41 +02:00
Florian Roth
1e4d563a4d Merge pull request #30 from yugoslavskiy/win_pass_the_hash_improving 
improved win_pass_the_hash.yml rule
 2017-04-13 01:05:09 +02:00
Nate Guagenti
53313d45be Create win_alert_ad_user_backdoors.yml 2017-04-12 16:15:41 -04:00
Florian Roth
abb01cc264 Rule: PowerShell credential prompt 2017-04-09 10:22:04 +02:00
Florian Roth
92b4a7ad93 Added reference 2017-04-07 15:42:08 +02:00
yugoslavskiy
f83d0e36b8 improved win_pass_the_hash.yml rule 
— deleted useless KeyLength: '0'
— added filter condition to exclude AccountName='ANONYMOUS LOGON',
because of false positives [1]

[1]
http://serverfault.com/questions/338644/what-are-anonymous-logons-in-win
dows-event-log
 2017-04-04 02:57:58 +03:00
Nate Guagenti
2bb7d7e6eb Create win_alert_active_directory_user_control.yml 2017-04-03 15:58:23 -04:00
Nate Guagenti
85b4efabed Update win_alert_enable_weak_encryption.yml 2017-04-03 09:15:52 -04:00
Nate Guagenti
bd63d74776 Create win_alert_enable_weak_encryption.yml 
kerberoast and enabling weak encryption for password/hash cracking
 2017-04-03 09:12:58 -04:00
Florian Roth
0650aa3cbe Rule: Suspicious cmd.exe combo with http and AppData 2017-04-03 10:41:10 +02:00
Florian Roth
fa90fb2fed Improved WMIC process call create rule 2017-03-29 22:11:05 +02:00
Florian Roth
e6a81623a8 PowerShell Combo - False Positive with MOM 2017-03-29 22:10:28 +02:00
Florian Roth
f91f813b3f Improved certutil.exe rules 2017-03-27 22:30:26 +02:00
Florian Roth
078eaa1180 Updated Windows suspicious activity 2017-03-27 17:27:04 +02:00
Florian Roth
707e5a948f Rules: Password dumper activity and lateral movement 2017-03-27 15:20:50 +02:00
Florian Roth
125bf4f3f2 Rule adjustment 
Added wilcards cause the field can contain a full path
 2017-03-26 23:41:38 +02:00
Florian Roth
53cc80c8f4 Windows Supicious Process Creation 
- Bugfix in selection name
- New keyword expressions
 2017-03-26 23:25:47 +02:00
Florian Roth
b0c8ffb051 Combined vssadmin rule 2017-03-26 01:27:26 +01:00
Florian Roth
800262a738 Renamed and double removed 2017-03-26 01:27:08 +01:00
Florian Roth
c1a6a542db Rule: Windows 4688 process creation rule 2017-03-26 01:26:34 +01:00
Michael Haag
5ea6fad999 net.exe and wmic.exe 
Suspicious execution of net and wmic
 2017-03-25 06:48:23 -07:00
Florian Roth
699c638ee2 Bugfix: Wrong Event ID and extended description 2017-03-23 11:50:30 +01:00
Florian Roth
d377884972 Rule: Rare scheduled tasks creations 2017-03-23 11:45:10 +01:00
Florian Roth
10ee36f26c Updated Eventvwr UAC evasion 2017-03-22 14:40:55 +01:00
Florian Roth
fa37f5afcf Rules: PowerShell Downgrade Attacks 2017-03-22 11:17:46 +01:00
Florian Roth
3bfa9ed121 Bugfix: Minor fix cause Sysmon uses SID as Software key 2017-03-21 10:44:53 +01:00
Florian Roth
b1da8c5b32 Bugfix: Fixed UAC bypass rules 2017-03-21 10:42:22 +01:00
Florian Roth
7ce958a3ed Bugfixes and improvements 2017-03-21 10:24:20 +01:00
Florian Roth
f9be5b99ad Rule: Suspicious task creation description changed 2017-03-21 10:23:53 +01:00
Florian Roth
055992eb05 Bugfix: PowerShell rules log source inconstency 2017-03-21 10:22:13 +01:00
Florian Roth
6f38a44ec1 Broader definition certutil.exe rule 2017-03-20 22:07:04 +01:00
Florian Roth
2817ea2605 Bugfix in UAC Rule 2017-03-19 19:46:19 +01:00
Florian Roth
b2c15c2cf7 Rule: UAC bypass via eventvwr, minor changes 2017-03-19 19:34:06 +01:00
Florian Roth
c82da0dc5c Rules: Suspicious locations and back connect ports 2017-03-19 15:22:27 +01:00
Thomas Patzke
889315c960 Changed values with placeholders to quoted strings 
Values beginning with % cause YAML parse error
 2017-03-18 23:05:16 +01:00
Thomas Patzke
56f415e42c Fixed rule 2017-03-17 22:09:53 +01:00
Omer Yampel
d3bd73aefb Create sysmon_sdclt_uac_bypass.yml 
UAC Bypass from https://enigma0x3.net/2017/03/17/fileless-uac-bypass-using-sdclt-exe/. Sorry in advance for not being 100% about the sysmon event ids / fields
 2017-03-17 14:31:26 -04:00
Florian Roth
59499f926e Bugfix: Taskscheduler log source definition 2017-03-17 16:09:31 +01:00
Florian Roth
dd81b18d6e Rule: Suspicious interactive console logons to servers 2017-03-17 09:44:24 +01:00
Florian Roth
bcc250e1c7 Added missing description 2017-03-17 08:43:21 +01:00
Florian Roth
e46ecd2aff Rule: Rare scheduled task installs 2017-03-17 08:41:27 +01:00
Florian Roth
3a7652fff9 Added references to rule 2017-03-17 00:25:54 +01:00
Florian Roth
c6843d41bc Rule: Vssadmin / NTDS.dit activity 2017-03-17 00:23:55 +01:00
Florian Roth
d00bbd9fb5 Rule: Windows recon activity 2017-03-16 18:59:17 +01:00
Florian Roth
140141b7a2 Rule: Suspicious PowerShell parent image combination 2017-03-16 18:58:59 +01:00
Florian Roth
091bb8fab7 Renamed and removed double space 2017-03-16 18:58:32 +01:00
Florian Roth
dd558e941c Rule: Access to ADMIN$ share 2017-03-14 14:53:03 +01:00
Florian Roth
3eae1f2710 Bug and typo fixes 2017-03-14 14:52:28 +01:00
Florian Roth
2e32e1bb43 Rule: User account added to local Administrators 2017-03-14 12:51:50 +01:00
Florian Roth
cb683a6b56 Rule: Suspicious executions in web folders / non-exe folders 2017-03-13 23:56:06 +01:00
Florian Roth
c571848e9b Rule: Scheduled task creation 2017-03-13 20:45:28 +01:00
Florian Roth
de46c8c0a0 Reduced to user accounts 2017-03-13 19:09:29 +01:00
Florian Roth
36c941d5d8 Restrict rule to non-private IP ranges only 2017-03-13 18:45:15 +01:00
Florian Roth
8d36e2a1b5 Rule: Suspicious PowerShell Parameter Substring 2017-03-13 17:23:25 +01:00
Florian Roth
ff8e3fe584 Merge pull request #9 from iliaselmatani/patch-1 
Create win_pass_the_hash.yml
 2017-03-13 16:16:55 +01:00
Florian Roth
a66955013c Update win_pass_the_hash.yml 2017-03-13 16:16:34 +01:00
IeM
9f5e5a2366 Update win_pass_the_hash.yml 
Added placeholders for WorkstationName to detect network logons between Workstations.
 2017-03-13 16:09:32 +01:00
Florian Roth
85c298c43c Bugfix in rule 2017-03-13 15:09:48 +01:00
Florian Roth
606d74546a Rule: PowerShell with network connections 2017-03-13 13:57:41 +01:00
Florian Roth
a0047f7c67 Sysmon as 'service' of product 'windows' 2017-03-13 09:23:08 +01:00
Florian Roth
4470c2f893 PowerShell Suspicious Invocation > Sysmon 2017-03-12 17:11:05 +01:00
Florian Roth
de689c32b5 Suspicious PowerShell Invocation 2017-03-12 17:06:53 +01:00
Florian Roth
d6957f1c2e Merge pull request #10 from MHaggis/master 
Sysmon
 2017-03-09 08:05:22 +01:00
Michael Haag
c5f05dd829 bitsadmin & VSSAdmin 
+Bitsadmin download
+VSSAdmin delete
 2017-03-08 22:49:35 -08:00
IeM
4d5ded46e6 Update win_pass_the_hash.yml 2017-03-08 20:35:26 +01:00
Florian Roth
3507a5e644 Rule: Rare Windows Service Installs 2017-03-08 19:09:34 +01:00
IeM
381b85fd94 Update win_pass_the_hash.yml 
Edited, added additional indicators.
Reference: https://www.binarydefense.com/bds/reliably-detecting-pass-the-hash-through-event-log-analysis/
 2017-03-08 18:48:06 +01:00
IeM
e4d764ceba Create win_pass_the_hash.yml 
Rule to detects the attack technique pass the hash which is used to move laterally inside the network
 2017-03-08 18:04:31 +01:00
Florian Roth
5484886932 Rule: Windows - Recon Activity (improved) 2017-03-07 13:06:38 +01:00
Florian Roth
fa6f76f276 Rule: Windows - Recon Activity 2017-03-07 12:01:39 +01:00
Florian Roth
aad892c834 Windows Built-In rules > LogSource definition 2017-03-05 23:55:52 +01:00
Florian Roth
16c5192ee9 Windows Malicious Password Dumper Service Installs 2017-03-05 23:52:02 +01:00
Florian Roth
7b815ef3e5 Sysmon PowerShell - Suspicious Param Combination 2017-03-05 23:51:39 +01:00
Florian Roth
294df21c56 Added expression 2017-03-05 22:45:54 +01:00
Florian Roth
7fae49b183 More PowerShell rules 2017-03-05 15:01:51 +01:00
Florian Roth
1e1cf9cb9e PowerShell Rules Revision 2017-03-05 14:14:31 +01:00
Omer Yampel
97b4078d01 Update powershell_malicious_commandlets.yml 
Added https://github.com/putterpanda/mimikittenz reference
 2017-03-04 20:26:39 -05:00
Florian Roth
12535417d9 Typo 2017-03-05 01:47:37 +01:00
Florian Roth
d397ee9f68 First PowerShell Ruleset 2017-03-05 01:47:25 +01:00
Michael Haag
a3cd7123a8 wscript/cscript 
WSF, JSE, JS, VBA and VBE file execution
 2017-03-04 14:40:34 -08:00
Michael Haag
4ac5d86479 mshta shells 
🐚 for all!
 2017-03-04 14:33:09 -08:00
Michael Haag
1317fe9df2 Modifications 
+ Added Sysmon detection of Office binaries spawning Windows shells
+ Additional web servers added for webshell detection
 2017-03-04 14:22:44 -08:00
Florian Roth
a9d6295791 Rule: Sysmon Malware Shellcode in Verclsid Process 2017-03-04 10:38:23 +01:00
Florian Roth
15e61a9681 Rule: Certutil Decode in AppData 2017-03-02 11:28:34 +01:00
Florian Roth
b6459a00ab Two new Sysmon rules for Office Macro/PS detection 2017-03-02 11:06:53 +01:00
Florian Roth
8559837aab Removed Sysmon EventLog from selection > via 'logsource' 2017-03-02 11:06:20 +01:00
Florian Roth
b4f2a74371 Proposed changes to mimimkatz-inmemory aggregation 2017-03-01 10:16:43 +01:00
Florian Roth
b1446f9b87 Removed 'last' keyword from 'timeframe' fields 2017-02-28 17:52:40 +01:00
Thomas Patzke
15c6f9411b Rule review 
* Typos
* Added false positive descriptions
 2017-02-24 23:44:42 +01:00
Thomas Patzke
a4611d6dc6 Added new rules 
From adsecurity.org:

* https://adsecurity.org/?p=1772
* https://adsecurity.org/?p=1714
 2017-02-19 22:43:27 +01:00
Florian Roth
52d04e52ac Removed lists from log source section 2017-02-19 11:08:40 +01:00
Florian Roth
166f207dc0 Sysmon rules 'logsource' change 2017-02-19 09:19:06 +01:00
Florian Roth
cd6e24c5ff Added "logsource" sections and new rule 2017-02-19 00:31:59 +01:00
Thomas Patzke
9a38d6543f Fixed type of condition 2017-02-16 23:49:34 +01:00
Florian Roth
18fd63f6b7 Levels to low, medium, high, critical 2017-02-16 18:06:22 +01:00
Thomas Patzke
88270fcf2d Rule review and cleanup 
* removed unnecessary one element lists from definitions
* converted some lists of one element maps to maps because the resulting
  OR linkage would cause wrong result.
 2017-02-15 23:53:08 +01:00
Florian Roth
a6173df0b9 LSASS Remote Thread Update 2017-02-12 16:33:09 +01:00
Florian Roth
04ea201817 New rules and cleanup 2017-02-12 15:50:39 +01:00
Florian Roth
a2adb1ddb5 Renamed rule files, new rules 2017-02-10 19:17:02 +01:00
Florian Roth
1307a45fd5 Moved rules to a separate directory 2017-02-07 00:44:40 +01:00