Query: rule covering Detects WMIC executing "process call create" with suspicious calls to processes such as "rundll32", "regsrv32", etc.
Matching passage: Sigma rule: Detects WMIC executing "process call create" with suspicious calls to processes such as "rundll32", "regsrv32", etc.. Logsource: windows / process_creation. Rule: title: Suspicious Process Created Via Wmic.EXE id: 3c89a1e8-0fba-449e-8f1b-8409d6267ec8 related: - id: 526be59f-a573-4eea-b5f7-f0973207634d type: derived status: test description: Detects WMIC executing "process call create" with suspicious calls to processes such as "rundll32", "regsrv32", etc. references: - https://thedfirreport.com/2020/10/08/ryuks-return/ - https://symantec-enterprise-blogs.security.com/blogs/threat-intelligence/ransomware-hive-conti-avoslocker author: Florian Roth (Nextron Systems), Nasreddine Bencherchali (Nextron Systems) date: 2020-10-12 modified: 2023-02-14 tags: - attack.execution - attack.t1047 logsource: category: process_creation product: windows detection: selection: CommandLine|contains|all: - 'process ' - 'call ' - 'create ' CommandLine|contains: - rundll32 - bitsadmin - regsvr32 - 'cmd.exe /c ' - 'cmd.exe /k ' - 'cmd.exe /r ' - 'cmd /c ' - 'cmd /k ' - 'cmd /r ' - powershell - pwsh - certutil - cscript - wscript - mshta - \Users\Public\ - \Windows\Temp\ - \AppData\Local\ - '%temp%' - '%tmp%' - '%ProgramData%' - '%appdata%' - '%comspec%' - '%localappdata%' condition: selection falsepositives: - Unknown level: high simulation: - type: atomic red team name: WMI Execute rundll32 technique: T1047 atomic_guid: 00738d2a-4651-4d76-adf2-c43a41dfb243 regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_wmic_susp_process_creation/info.yml
Near-miss passage: Sigma rule: Detects potential DLL side-loading of jli.dll. JLI.dll has been observed being side-loaded by Java processes by various. Logsource: windows / image_load. Rule: title: Potential JLI.dll Side-Loading id: 7a3b6d1f-4a2b-4f8c-9d7e-e9f8cbf21a35 status: experimental description: 'Detects potential DLL side-loading of jli.dll. JLI.dll has been observed being side-loaded by Java processes by various threat actors, including APT41, XWorm, and others in order to load malicious payloads in context of legitimate Java processes. ' references: - https://securelist.com/apt41-in-africa/116986/ - https://lab52.io/blog/snake-keylogger-in-geopolitical-affairs-abuse-of-trusted-java-utilities-in-cybercrime-operations/ - https://hijacklibs.net/entries/3rd_party/oracle/jli.html - https://www.proofpoint.com/us/blog/threat-insight/phish-china-aligned-espionage-actors-ramp-up-taiwan-semiconductor-targeting author: Swachchhanda Shrawan Poudel (Nextron Systems) date: 2025-07-25 modified: 2025-10-06 tags: - attack.persistence - attack.privilege-escalation - attack.execution - attack.stealth - attack.t1574.001 logsource: category: image_load product: windows detection: selection: ImageLoaded|endswith: \jli.dll filter_main_legitimate_install_paths: ImageLoaded|startswith: - C:\Program Files\ - C:\Program Files (x86)\ Description: OpenJDK Platform binary OriginalFileName: jli.dll Product|startswith: OpenJDK Platform Signed: 'true' filter_optional_eclipse: ImageLoaded|startswith: C:\eclipse\plugins\ condition: selection and not 1 of filter_main_* and not 1 of filter_optional_* falsepositives: - Unknown level: high