WitFoo-Artifact ::: message={"device_id":"289d83eb622a40d58196e54957152b03","timestamp":"2023-11-07T13:04:50Z","behavior_id":"5737","filename":"VBCSCompiler.exe","filepath":"\\Device\\HarddiskVolume3\\PayGo\\QA_UtilityBilling_Latest\\Portal\\bin\\roslyn\\VBCSCompiler.exe","alleged_filetype":"exe","cmdline":"\"D:\\PayGo\\QA_UtilityBilling_Latest\\Portal\\bin\\roslyn\\VBCSCompiler.exe\" \"-pipename:bob.F._e08heStUopQ7wI3wbCzPMmyh\"","scenario":"NGAV","objective":"Falcon Detection Method","tactic":"Macmeine Learning","tactic_id":"CSTA0004","technique":"Sensor-based ML","technique_id":"CST0007","display_name":"Macmeine Learning Identified Medium Confidence Malicious File","description":"A file written to the file system meets the on-sensor macmeine learning medium confidence threshold for malicious files. Detection is based on a high degree of entropy, packing, anti-malware evasion, or other similarity to known malware.","severity":50,"confidence":50,"ioc_type":"hash_sha256","ioc_value":"18abd4ca01bd79f2d4cf8c9a411db7cd90be76c795585e526cacd411d3af7174","ioc_source":"file_write","ioc_description":"\\Device\\HarddiskVolume1\\Windows\\Microsoft.NET\\Framework64\\v4.0.30319\\Temporary ASP.NET Files\\portal\\d85fbad4\\c7486de9\\App_Web_dgrf314x.dll","user_name":"bob","user_id":"S-1-5-21-1959957726-1537299114-1298153393-1249","control_graph_id":"ctg:289d83eb622a40d58196e54957152b03:94490294415","triggering_process_graph_id":"pid:289d83eb622a40d58196e54957152b03:1133310712637","sha256":"18abd4ca01bd79f2d4cf8c9a411db7cd90be76c795585e526cacd411d3af7174","md5":"","parent_details":{"parent_sha256":"29fc4e96f2553c5c309ee321a18ee5ad18686b5586e64422c1a7870748ce908d","parent_md5":"7dc642657b7cb790d687332f6d18feae","parent_cmdline":"\"D:\\PayGo\\QA_UtilityBilling_Latest\\Portal\\bin\\roslyn\\csc.exe\" /shared /keepalive:\"10\" /noconfig  /fullpaths @\"C:\\Windows\\Microsoft.NET\\Framework64\\v4.0.30319\\Temporary ASP.NET Files\\portal\\d85fbad4\\c7486de9\\two3xn1o.cmdline\"","parent_process_graph_id":"pid:289d83eb622a40d58196e54957152b03:1133309126877"},"pattern_disposition":128,"pattern_disposition_details":{"indicator":false,"detect":false,"inddet_mask":false,"sensor_only":false,"rooting":false,"kill_process":false,"kill_subprocess":false,"quarantine_macmeine":false,"quarantine_file":true,"policy_disabled":false,"kill_parent":false,"operation_blocked":false,"process_blocked":false,"registry_operation_blocked":false,"critical_process_disabled":false,"bootup_safeguard_enabled":false,"fs_operation_blocked":false,"handle_operation_downgraded":false,"kill_action_failed":false,"blocking_unsupported_or_disabled":false,"suspend_process":false,"suspend_parent":false}} ::: clientIP=214.199.229.229 ::: fileHash=18abd4ca01bd79f2d4cf8c9a411db7cd90be76c795585e526cacd411d3af7174 ::: fileName=VBCSCompiler.exe ::: filePath=\Device\HarddiskVolume3\PayGo\QA_UtilityBilling_Latest\Portal\bin\roslyn\VBCSCompiler.exe ::: userName=bob ::: clientMAC=0accca51756b ::: created_at=2023-11-07T13:04:50Z ::: streamName=Crowdstrike Detection ::: messageType=endpoint_protection_event ::: pipelineName=Crowdstrike Detection ::: severityCode=4 ::: startTimeUTC=2023-11-07T13:04:50Z ::: clientHostname=NVISAASQATWEB01.devnvi.acmeint.com ::: pipelineEntrypoint=dispatch
Product: Falcon
Vendor: Crowdstrike