Query: write Sigma for Detects the execution of "sysctl" with specific arguments that have been used by threat actors and malware. It provides
Matching passage: Sigma rule: Detects the execution of "sysctl" with specific arguments that have been used by threat actors and malware. It provides. Logsource: macos / process_creation. Rule: title: System Information Discovery Via Sysctl - MacOS id: 6ff08e55-ea53-4f27-94a1-eff92e6d9d5c status: test description: 'Detects the execution of "sysctl" with specific arguments that have been used by threat actors and malware. It provides system hardware information. This process is primarily used to detect and avoid virtualization and analysis environments. ' references: - https://www.loobins.io/binaries/sysctl/# - https://evasions.checkpoint.com/techniques/macos.html - https://www.welivesecurity.com/2019/04/09/oceanlotus-macos-malware-update/ - https://www.sentinelone.com/labs/20-common-tools-techniques-used-by-macos-threat-actors-malware/ - https://objective-see.org/blog/blog_0x1E.html - https://www.virustotal.com/gui/file/1c547a064494a35d6b5e6b459de183ab2720a22725e082bed6f6629211f7abc1/behavior - https://www.virustotal.com/gui/file/b4b1fc65f87b3dcfa35e2dbe8e0a34ad9d8a400bec332025c0a2e200671038aa/behavior author: Pratinav Chandra date: 2024-05-27 tags: - attack.stealth - attack.t1497.001 - attack.discovery - attack.t1082 logsource: product: macos category: process_creation detection: selection_img: - Image|endswith: /sysctl - CommandLine|contains: sysctl selection_cmd: CommandLine|contains: - hw. - kern. - machdep. condition: all of selection_* falsepositives: - Legitimate administrative activities level: medium
Near-miss passage: Sigma rule: Running Chrome VPN Extensions via the Registry install 2 vpn extension. Logsource: windows / registry_set. Rule: title: Running Chrome VPN Extensions via the Registry 2 VPN Extension id: b64a026b-8deb-4c1d-92fd-98893209dff1 status: test description: Running Chrome VPN Extensions via the Registry install 2 vpn extension references: - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1133/T1133.md#atomic-test-1---running-chrome-vpn-extensions-via-the-registry-2-vpn-extension author: frack113 date: 2021-12-28 modified: 2023-08-17 tags: - attack.initial-access - attack.persistence - attack.t1133 logsource: category: registry_set product: windows detection: chrome_ext: TargetObject|contains: Software\Wow6432Node\Google\Chrome\Extensions TargetObject|endswith: update_url chrome_vpn: TargetObject|contains: - fdcgdnkidjaadafnichfpabhfomcebme - fcfhplploccackoneaefokcmbjfbkenj - bihmplhobchoageeokmgbdihknkjbknd - gkojfkhlekighikafcpjkiklfbnlmeio - jajilbjjinjmgcibalaakngmkilboobh - gjknjjomckknofjidppipffbpoekiipm - nabbmpekekjknlbkgpodfndbodhijjem - kpiecbcckbofpmkkkdibbllpinceiihk - nlbejmccbhkncgokjcmghpfloaajcffj - omghfjlpggmjjaagoclmmobgdodcjboh - bibjcjfmgapbfoljiojpipaooddpkpai - mpcaainmfjjigeicjnlkdfajbioopjko - jljopmgdobloagejpohpldgkiellmfnc - lochiccbgeohimldjooaakjllnafhaid - nhnfcgpcbfclhfafjlooihdfghaeinfc - ookhnhpkphagefgdiemllfajmkdkcaim - namfblliamklmeodpcelkokjbffgmeoo - nbcojefnccbanplpoffopkoepjmhgdgh - majdfhpaihoncoakbjgbdhglocklcgno - lnfdmdhmfbimhhpaeocncdlhiodoblbd - eppiocemhmnlbhjplcgkofciiegomcon - cocfojppfigjeefejbpfmedgjbpchcng - foiopecknacmiihiocgdjgbjokkpkohc - hhdobjgopfphlmjbmnpglhfcgppchgje - jgbaghohigdbgbolncodkdlpenhcmcge - inligpkjkhbpifecbdjhmdpcfhnlelja - higioemojdadgdbhbbbkfbebbdlfjbip - hipncndjamdcmphkgngojegjblibadbe - iolonopooapdagdemdoaihahlfkncfgg - nhfjkakglbnnpkpldhjmpmmfefifedcj - jpgljfpmoofbmlieejglhonfofmahini - fgddmllnllkalaagkghckoinaemmogpe - ejkaocphofnobjdedneohbbiilggdlbi - keodbianoliadkoelloecbhllnpiocoi - hoapmlpnmpaehilehggglehfdlnoegck - poeojclicodamonabcabmapamjkkmnnk - dfkdflfgjdajbhocmfjolpjbebdkcjog - kcdahmgmaagjhocpipbodaokikjkampi - klnkiajpmpkkkgpgbogmcgfjhdoljacg - lneaocagcijjdpkcabeanfpdbmapcjjg - pgfpignfckbloagkfnamnolkeaecfgfh - jplnlifepflhkbkgonidnobkakhmpnmh - jliodmnojccaloajphkingdnpljdhdok - hnmpcagpplmpfojmgmnngilcnanddlhb - ffbkglfijbcbgblgflchnbphjdllaogb - kcndmbbelllkmioekdagahekgimemejo - jdgilggpfmjpbodmhndmhojklgfdlhob - bihhflimonbpcfagfadcnbbdngpopnjb - ppajinakbfocjfnijggfndbdmjggcmde - oofgbpoabipfcfjapgnbbjjaenockbdp