Query: detection rule: Shadow Copies creation using operating systems utilities, possible credential access
Matching passage: Sigma rule: Shadow Copies creation using operating systems utilities, possible credential access. Logsource: windows / process_creation. Rule: title: Shadow Copies Creation Using Operating Systems Utilities id: b17ea6f7-6e90-447e-a799-e6c0a493d6ce status: test description: Shadow Copies creation using operating systems utilities, possible credential access references: - https://www.slideshare.net/heirhabarov/hunting-for-credentials-dumping-in-windows-environment - https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/tutorial-for-ntds-goodness-vssadmin-wmis-ntdsdit-system/ author: Teymur Kheirkhabarov, Daniil Yugoslavskiy, oscd.community date: 2019-10-22 modified: 2022-11-10 tags: - attack.credential-access - attack.t1003 - attack.t1003.002 - attack.t1003.003 logsource: category: process_creation product: windows detection: selection_img: - Image|endswith: - \powershell.exe - \pwsh.exe - \wmic.exe - \vssadmin.exe - OriginalFileName: - PowerShell.EXE - pwsh.dll - wmic.exe - VSSADMIN.EXE selection_cli: CommandLine|contains|all: - shadow - create condition: all of selection_* falsepositives: - Legitimate administrator working with shadow copies, access for backup purposes level: medium
Near-miss passage: Sigma rule: Detects suspicious user agent strings used by exploit / pentest frameworks like Metasploit in proxy logs. Logsource: proxy. Rule: title: Exploit Framework User Agent id: fdd1bfb5-f60b-4a35-910e-f36ed3d0b32f status: test description: Detects suspicious user agent strings used by exploit / pentest frameworks like Metasploit in proxy logs references: - https://blog.didierstevens.com/2015/03/16/quickpost-metasploit-user-agent-strings/ author: Florian Roth (Nextron Systems) date: 2017-07-08 modified: 2025-01-18 tags: - attack.command-and-control - attack.t1071.001 logsource: category: proxy detection: selection: c-useragent: - Internet Explorer * - Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; InfoPath.2) - Mozilla/4.0 (compatible; Metasploit RSPEC) - Mozilla/4.0 (compatible; MSIE 6.1; Windows NT) - Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1) - Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0) - Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0) - Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; Trident/4.0; SIMBAR={7DB0F6DE-8DE7-4841-9084-28FA914B0F2E}; SLCC1; .N - Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html) - Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/525.13 (KHTML, like Gecko) Chrome/4.0.221.6 Safari/525.13 - Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; MAAU) - Mozilla/5.0 - Mozilla/4.0 (compatible; SPIPE/1.0 - Mozilla/5.0 (Windows NT 6.3; rv:39.0) Gecko/20100101 Firefox/35.0 - Sametime Community Agent - X-FORWARDED-FOR - DotDotPwn v2.1 - SIPDROID - Mozilla/5.0 (Windows NT 10.0; Win32; x32; rv:60.0) - Mozilla/6.0 (X11; Linux x86_64; rv:24.0) Gecko/20140205 Firefox/27.0 Iceweasel/25.3.0 - '*wordpress hash grabber*' - '*exploit*' - Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36 condition: selection falsepositives: - Unknown level: high