Query: Sigma rule for Detects potentially suspicious child processes of "Diskshadow.exe". This could be an attempt to bypass parent/child rela
Matching passage: Sigma rule: Detects potentially suspicious child processes of "Diskshadow.exe". This could be an attempt to bypass parent/child rela. Logsource: windows / process_creation. Rule: title: Potentially Suspicious Child Process Of DiskShadow.EXE id: 9f546b25-5f12-4c8d-8532-5893dcb1e4b8 related: - id: fa1a7e52-3d02-435b-81b8-00da14dd66c1 type: similar - id: 1dde5376-a648-492e-9e54-4241dd9b0c7f type: similar - id: 56b1dde8-b274-435f-a73a-fb75eb81262a type: similar - id: 0c2f8629-7129-4a8a-9897-7e0768f13ff2 type: similar status: test description: Detects potentially suspicious child processes of "Diskshadow.exe". This could be an attempt to bypass parent/child relationship detection or application whitelisting rules. references: - https://bohops.com/2018/03/26/diskshadow-the-return-of-vss-evasion-persistence-and-active-directory-database-extraction/ - https://www.ired.team/offensive-security/credential-access-and-credential-dumping/ntds.dit-enumeration - https://medium.com/@cyberjyot/lolbin-execution-via-diskshadow-f6ff681a27a4 - https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/diskshadow - https://www.lifars.com/wp-content/uploads/2022/01/GriefRansomware_Whitepaper-2.pdf - https://www.zscaler.com/blogs/security-research/technical-analysis-crytox-ransomware - https://research.checkpoint.com/2022/evilplayout-attack-against-irans-state-broadcaster/ author: Nasreddine Bencherchali (Nextron Systems) date: 2023-09-15 tags: - attack.stealth - attack.t1218 logsource: category: process_creation product: windows detection: selection: ParentImage|endswith: \diskshadow.exe Image|endswith: - \certutil.exe - \cscript.exe - \mshta.exe - \powershell.exe - \pwsh.exe - \regsvr32.exe - \rundll32.exe - \wscript.exe condition: selection falsepositives: - False postitve can occur in cases where admin scripts levreage the "exec" flag to execute applications level: medium
Near-miss passage: Sigma rule: Detect use of ie4uinit.exe to execute commands from a specially prepared ie4uinit.inf file from a directory other than t. Logsource: windows / process_creation. Rule: title: Ie4uinit Lolbin Use From Invalid Path id: d3bf399f-b0cf-4250-8bb4-dfc192ab81dc status: test description: Detect use of ie4uinit.exe to execute commands from a specially prepared ie4uinit.inf file from a directory other than the usual directories references: - https://lolbas-project.github.io/lolbas/Binaries/Ie4uinit/ - https://bohops.com/2018/03/10/leveraging-inf-sct-fetch-execute-techniques-for-bypass-evasion-persistence-part-2/ author: frack113 date: 2022-05-07 modified: 2022-05-16 tags: - attack.stealth - attack.t1218 logsource: product: windows category: process_creation detection: lolbin: - Image|endswith: \ie4uinit.exe - OriginalFileName: IE4UINIT.EXE filter_correct: CurrentDirectory: - c:\windows\system32\ - c:\windows\sysWOW64\ filter_missing: CurrentDirectory: null condition: lolbin and not 1 of filter_* falsepositives: - ViberPC updater calls this binary with the following commandline "ie4uinit.exe -ClearIconCache" level: medium