From df4b8eadbfee954a7eba615696cd91970a5ba554 Mon Sep 17 00:00:00 2001 From: phantinuss <79651203+phantinuss@users.noreply.github.com> Date: Tue, 9 Aug 2022 18:34:53 +0200 Subject: [PATCH] fix: FP in testing --- .../proc_creation_win_dll_sideload_defender.yml | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/rules/windows/process_creation/proc_creation_win_dll_sideload_defender.yml b/rules/windows/process_creation/proc_creation_win_dll_sideload_defender.yml index 41c4d86e2..3cc1c0336 100644 --- a/rules/windows/process_creation/proc_creation_win_dll_sideload_defender.yml +++ b/rules/windows/process_creation/proc_creation_win_dll_sideload_defender.yml @@ -6,6 +6,7 @@ references: - https://www.sentinelone.com/blog/living-off-windows-defender-lockbit-ransomware-sideloads-cobalt-strike-through-microsoft-security-tool author: Bhabesh Raj date: 2022/08/01 +modified: 2022/08/09 tags: - attack.defense_evasion - attack.t1574.002 @@ -13,12 +14,13 @@ logsource: product: windows category: process_creation detection: - selection: + selection: Image|endswith: '\MpCmdRun.exe' legit_path: Image|startswith: # MpCmdRun resides in two locations - 'C:\Program Files\Windows Defender\' - 'C:\ProgramData\Microsoft\Windows Defender\Platform\' + - 'C:\Windows\winsxs\x86_security-malware-windows-defender_' # found on Win7 i386 condition: selection and not legit_path falsepositives: - Unknown