Allow Service Access Using Security Descriptor Tampering Via Sc.EXE
Detects suspicious DACL modifications to allow access to a service from a suspicious trustee. (...)
Generic test process_creation windows Sysmon · WinEventLog Security - highNasreddine Bencherchali (Nextron Systems) 2023-02-28 2025-10-22 6c8fbee5-dee8-49bc-851d-c3142d02aa47
3 APT27 - Emissary Panda Activity
Detects the execution of DLL side-loading malware used by threat group Emissary Panda aka APT27
Emerging test process_creation windows Sysmon · WinEventLog Security - criticalFlorian Roth (Nextron Systems) 2018-09-03 2023-03-09 9aa01d62-7667-4d3b-acb8-8cb5103e2014
3 APT29 Google Update Service Install
This method detects malicious services mentioned in APT29 report by FireEye. (...)
Unsupported unsupported process_creation windows WinEventLog System - highThomas Patzke 2017-11-01 2022-03-21 c069f460-2b87-4010-8dcf-e45bab362624
1 Aruba Network Service Potential DLL Sideloading
Detects potential DLL sideloading activity via the Aruba Networks Virtual Intranet Access "arubanets (...)
Generic test image_load windows Sysmon - highNasreddine Bencherchali (Nextron Systems) 2023-01-22 2023-03-15 90ae0469-0cee-4509-b67f-e5efcef040f7
1 Base64 Encoded PowerShell Command Detected
Detects usage of the "FromBase64String" function in the commandline which is used to decode a base64 (...)
Generic test process_creation windows Sysmon · WinEventLog Security - highFlorian Roth (Nextron Systems) 2020-01-29 2023-01-26 e32d4572-9826-4738-b651-95fa63747e8a
1 BPFDoor Abnormal Process ID or Lock File Accessed
detects BPFDoor .lock and .pid files access in temporary file storage facility
Generic test file_event linux Linux Auditd - highRafal Piasecki 2022-08-10 2026-03-30 808146b2-9332-4d78-9416-d7e47012d83d
4 Splunk
CertUtil With Decode Argument
The following analytic detects the use of CertUtil.exe with the 'decode' argument, which may indicate an attempt to decode a previously encoded file, potentially containing malicious payloads. (...)
Generic stable process_creation windows Sysmon · WinEventLog Security · CrowdStrike - mediumMichael Haag, Splunk 2021-03-25 2026-10-02 bfe94226-8c10-11eb-a4b3-acde48001122
5 Splunk
CMD Echo Pipe - Escalation
The following analytic identifies the use of named-pipe impersonation for privilege escalation, commonly associated with Cobalt Strike and similar frameworks. (...)
Generic stable process_creation windows Sysmon · WinEventLog Security · CrowdStrike - mediumMichael Haag, Splunk 2021-05-27 2026-05-13 eb277ba0-b96b-11eb-b00e-acde48001122
2 CobaltStrike Service Installations - Security
Detects known malicious service installs that appear in cases in which a Cobalt Strike beacon elevat (...)
Generic test service windows WinEventLog Security - highFlorian Roth (Nextron Systems), Wojciech Lesicki 2021-05-26 2022-11-27 d7a95147-145f-4678-b85d-d1ff4a3bb3f6
3 CobaltStrike Service Installations - System
Detects known malicious service installs that appear in cases in which a Cobalt Strike beacon elevat (...)
Generic test service windows WinEventLog System - criticalFlorian Roth (Nextron Systems), Wojciech Lesicki 2021-05-26 2022-11-27 5a105d34-05fc-401e-8553-272b45c1522d
3 CosmicDuke Service Installation
Detects the installation of a service named "javamtsup" on the system. (...)
Emerging test service windows WinEventLog Security - criticalFlorian Roth (Nextron Systems), Daniil Yugoslavskiy, oscd.community (update) 2017-03-27 2022-10-09 cb062102-587e-4414-8efa-dbe3c7bf19c6
1 Creation Of Non-Existent System DLL
Detects creation of specific system DLL files that are usually not present on the system (or at least not in system directories) but may be loaded by legitimate processes. (...)
Generic test file_event windows Sysmon mediumNasreddine Bencherchali (Nextron Systems), fornotes 2022-12-01 2026-01-24 df6ecb8b-7822-4f4b-b412-08f524b4576c
13 Creation of WerFault.exe/Wer.dll in Unusual Folder
Detects the creation of a file named "WerFault.exe" or "wer.dll" in an uncommon folder, which could be a sign of WerFault DLL hijacking.
Generic test file_event windows Sysmon - mediumfrack113 2022-05-09 2026-05-18 28a452f3-786c-4fd8-b8f2-bddbe9d616d1
1 Deny Service Access Using Security Descriptor Tampering Via Sc.EXE
Detects suspicious DACL modifications to deny access to a service that affects critical trustees. (...)
Generic test process_creation windows Sysmon · WinEventLog Security - highJonhnathan Ribeiro, oscd.community 2020-10-16 2023-02-28 99cf1e02-00fb-4c0d-8375-563f978dfd37
3 Devcon Execution Disabling VMware VMCI Device
Detects execution of devcon.exe with commands that disable the VMware Virtual Machine Communication Interface (VMCI) device. (...)
Generic experimental process_creation windows Sysmon · WinEventLog Security - highMatt Anderson, Dray Agha, Anna Pham (Huntress) 2026-01-02 — 85f520e7-6f5e-43ca-874c-222e5bf9c0de
4 DHCP Callout DLL Installation
Detects the installation of a Callout DLL via CalloutDlls and CalloutEnabled parameter in Registry, (...)
Generic test registry_set windows Sysmon · WinEventLog Security - highDimitrios Slamaris 2017-05-15 2023-08-17 9d3436ef-9476-4c43-acca-90ce06bdf33a
3 DHCP Server Error Failed Loading the CallOut DLL
This rule detects a DHCP server error in which a specified Callout DLL (in registry) could not be lo (...)
Generic test - windows WinEventLog System - highDimitrios Slamaris, @atc_project (fix) 2017-05-15 2022-12-25 75edd3fd-7146-48e5-9848-3013d7f0282c
3 DHCP Server Loaded the CallOut DLL
This rule detects a DHCP server in which a specified Callout DLL (in registry) was loaded
Generic test - windows WinEventLog System - highDimitrios Slamaris 2017-05-15 2022-12-25 13fc89a9-971e-4ca6-b9dc-aa53a445bf40
3 Diamond Sleet APT DLL Sideloading Indicators
Detects DLL sideloading activity seen used by Diamond Sleet APT
Emerging test image_load windows Sysmon highNasreddine Bencherchali (Nextron Systems) 2023-10-24 — d1b65d98-37d7-4ff6-b139-2d87c1af3042
1 DLL Names Used By SVR For GraphicalProton Backdoor
Hunts known SVR-specific DLL names.
Emerging test image_load windows Sysmon - mediumCISA 2023-12-18 — e64c8ef3-9f98-40c8-b71e-96110991cb4c
1 DLL Search Order Hijackig Via Additional Space in Path
Detects when an attacker create a similar folder structure to windows system folders such as (Window (...)
Generic test file_event windows Sysmon - highfrack113, Nasreddine Bencherchali (Nextron Systems) 2022-07-30 — b6f91281-20aa-446a-b986-38a92813a18f
2 DLL Sideloading by VMware Xfer Utility
Detects execution of VMware Xfer utility (VMwareXferlogs.exe) from the non-default directory which m (...)
Generic test process_creation windows Sysmon · WinEventLog Security - highNasreddine Bencherchali (Nextron Systems) 2022-08-02 — ebea773c-a8f1-42ad-a856-00cb221966e8
1 DLL Sideloading Of ShellChromeAPI.DLL
Detects processes loading the non-existent DLL "ShellChromeAPI". (...)
Generic test image_load windows Sysmon - highNasreddine Bencherchali (Nextron Systems) 2022-12-01 — ee4c5d06-3abc-48cc-8885-77f1c20f4451
2 DNS Server Error Failed Loading the ServerLevelPluginDLL
Detects a DNS server error in which a specified plugin DLL (in registry) could not be loaded
Generic test - windows DNS Server - highFlorian Roth (Nextron Systems) 2017-05-08 2023-02-05 cbe51394-cd93-4473-b555-edf0144952d9
3 DNS-over-HTTPS Enabled by Registry
Detects when a user enables DNS-over-HTTPS. (...)
Generic test registry_set windows Sysmon · WinEventLog Security - mediumAustin Songer 2021-07-22 2023-08-17 04b45a8a-d11d-49e4-9acc-4a1b524407a5
4 Driver Load From A Temporary Directory
Detects a driver load from a temporary directory
Generic test driver_load windows Sysmon - highFlorian Roth (Nextron Systems) 2017-02-12 2021-11-27 2c4523d5-d481-4ed0-8ec3-7fbf0cb41a75
1 Fax Service DLL Search Order Hijack
The Fax service attempts to load ualapi.dll, which is non-existent. (...)
Generic test image_load windows Sysmon - highNVISO 2020-05-04 2022-06-02 828af599-4c53-4ed2-ba4a-a9f835c434ea
1 HackTool - CobaltStrike BOF Injection Pattern
Detects a typical pattern of a CobaltStrike BOF which inject into other processes
Generic test process_access windows Sysmon - highChristian Burkard (Nextron Systems) 2021-08-04 2023-11-28 09706624-b7f6-455d-9d02-adee024cee1d
2 HackTool - HandleKatz Duplicating LSASS Handle
Detects HandleKatz opening LSASS to duplicate its handle to later dump the memory without opening an (...)
Generic test process_access windows Sysmon - highBhabesh Raj (rule), @thefLinkk 2022-06-27 2023-11-28 b1bd3a59-c1fd-4860-9f40-4dd161a7d1f5
1 HackTool - Powerup Write Hijack DLL
Powerup tool's Write Hijack DLL exploits DLL hijacking for privilege escalation. (...)
Generic test file_event windows Sysmon - highSubhash Popuri (@pbssubhash) 2021-08-21 2024-06-27 602a1f13-c640-4d73-b053-be9a2fa58b96
1 HackTool - RedMimicry Winnti Playbook Execution
Detects actions caused by the RedMimicry Winnti playbook a automated breach emulations utility
Generic test process_creation windows Sysmon · WinEventLog Security - highAlexander Rausch 2020-06-24 2023-03-01 95022b85-ff2a-49fa-939a-d7b8f56eeb9b
1 HackTool - WinPwn Execution
Detects commandline keywords indicative of potential usge of the tool WinPwn. (...)
Generic test process_creation windows Sysmon · WinEventLog Security - highSwachchhanda Shrawan Poudel 2023-12-04 — d557dc06-62e8-4468-a8e8-7984124908ce
5 HackTool - WinPwn Execution - ScriptBlock
Detects scriptblock text keywords indicative of potential usge of the tool WinPwn. (...)
Generic test ps_script windows PowerShell - highSwachchhanda Shrawan Poudel 2023-12-04 — 851fd622-b675-4d26-b803-14bc7baa517a
5 Splunk
Impacket Lateral Movement Commandline Parameters
The following analytic identifies the use of suspicious command-line parameters associated with Impacket tools, such as `wmiexec.py`, `smbexec.py`, `dcomexec.py`, and `atexec.py`, which are used for lateral movement and remote code execution. (...)
Generic stable process_creation windows Sysmon · WinEventLog Security · CrowdStrike - mediumMauricio Velazco, Splunk 2021-11-19 2026-05-13 8ce07472-496f-11ec-ab3b-3e22fbd008af
9 Splunk
Impacket Lateral Movement smbexec CommandLine Parameters
The following analytic identifies suspicious command-line parameters associated with the use of Impacket's smbexec.py for lateral movement. (...)
Generic stable process_creation windows Sysmon · WinEventLog Security · CrowdStrike - mediumMichael Haag, Splunk 2023-04-25 2026-05-13 bb3c1bac-6bdf-4aa0-8dc9-068b8b712a76
9 Splunk
Impacket Lateral Movement WMIExec Commandline Parameters
The following analytic detects the use of Impacket's `wmiexec.py` tool for lateral movement by identifying specific command-line parameters. (...)
Generic stable process_creation windows Sysmon · WinEventLog Security · CrowdStrike - mediumMichael Haag, Splunk 2021-11-19 2026-10-09 d6e464e4-5c6a-474e-82d2-aed616a3a492
10 Lazarus APT DLL Sideloading Activity
Detects sideloading of trojanized DLLs used in Lazarus APT campaign in the case of a Spanish aerospa (...)
Emerging test image_load windows Sysmon - highThurein Oo, Nasreddine Bencherchali (Nextron Systems) 2023-10-18 — 24007168-a26b-4049-90d0-ce138e13a5cf
2 Splunk
Linux Auditd Base64 Decode Files
The following analytic detects suspicious Base64 decode operations that may indicate malicious activity, such as data exfiltration or execution of encoded commands. (...)
Anomaly stable process_creation linux Linux Auditd - mediumTeoderick Contreras, Splunk 2024-08-12 2026-05-13 5890ba10-4e48-4dc0-8a40-3e1ebe75e737
2 Linux Base64 Encoded Pipe to Shell
Detects suspicious process command line that uses base64 encoded input for execution with a shell
Generic test process_creation linux Sysmon - mediumpH-T (Nextron Systems) 2022-07-26 2023-06-16 ba592c6d-6888-43c3-b8c6-689b8fe47337
2 Linux Base64 Encoded Shebang In CLI
Detects the presence of a base64 version of the shebang in the commandline, which could indicate a m (...)
Generic test process_creation linux Sysmon - mediumNasreddine Bencherchali (Nextron Systems) 2022-09-15 — fe2f9663-41cb-47e2-b954-8a228f3b9dff
2 Linux Shell Pipe to Shell
Detects suspicious process command line that starts with a shell that executes something and finally (...)
Generic test process_creation linux Sysmon - mediumFlorian Roth (Nextron Systems) 2022-03-14 2022-07-26 880973f3-9708-491c-a77b-2a35a1921158
1 Malicious DLL File Dropped in the Teams or OneDrive Folder
Detects creation of a malicious DLL file in the location where the OneDrive or Team applications
Upo (...)
Generic test file_event windows Sysmon - highfrack113 2022-08-12 — 1908fcc1-1b92-4272-8214-0fbaf2fa5163
1 Malicious Driver Load
Detects loading of known malicious drivers via their hash.
Generic test driver_load windows Sysmon - highNasreddine Bencherchali (Nextron Systems) 2022-08-18 2023-12-02 05296024-fe8a-4baf-8f3d-9a5f5624ceb2
1 Malicious Driver Load By Name
Detects loading of known malicious drivers via the file name of the drivers.
Generic test driver_load windows Sysmon - mediumNasreddine Bencherchali (Nextron Systems) 2022-10-03 2023-12-02 39b64854-5497-4b57-a448-40977b8c9679
1 Malicious Service Installations
Detects known malicious service installs that only appear in cases of lateral movement, credential dumping, and other suspicious activities.
Unsupported unsupported service windows WinEventLog System - criticalFlorian Roth (Nextron Systems), Daniil Yugoslavskiy, oscd.community (update) 2017-03-27 2022-03-21 2cfe636e-317a-4bee-9f2c-1066d9f54d1a
3 Microsoft Defender Blocked from Loading Unsigned DLL
Detects Code Integrity (CI) engine blocking Microsoft Defender's processes (MpCmdRun and NisSrv) fro (...)
Generic test - windows Security Mitigations - highBhabesh Raj 2022-08-02 2022-09-28 0b0ea3cc-99c8-4730-9c53-45deee2a4c86
1 Microsoft Office DLL Sideload
Detects DLL sideloading of DLLs that are part of Microsoft Office from non standard location
Generic test image_load windows Sysmon - highNasreddine Bencherchali (Nextron Systems), Wietze Beukema (project and research) 2022-08-17 2023-03-15 829a3bdf-34da-4051-9cf4-8ed221a8ae4f
1 Moriya Rootkit - System
Detects the use of Moriya rootkit as described in the securelist's Operation TunnelSnake report
Generic test service windows WinEventLog System - criticalBhabesh Raj 2021-05-06 2022-11-29 25b9c01c-350d-4b95-bed1-836d04a4f324
1 Moriya Rootkit File Created
Detects the creation of a file named "MoriyaStreamWatchmen.sys" in a specific location. (...)
Emerging test file_event windows Sysmon - criticalBhabesh Raj 2021-05-06 2023-05-05 a1507d71-0b60-44f6-b17c-bf53220fdd88
1 MSHTA Execution with Suspicious File Extensions
Detects execution of mshta.exe with file types that looks like they do not typically represent HTA ( (...)
Generic test process_creation windows Sysmon · WinEventLog Security highDiego Perez (@darkquassar), Markus Neis, Swisscom (Improve Rule), Swachchhanda Shrawan Poudel (Nextron Systems) 2019-02-22 2025-05-12 cc7abbd0-762b-41e3-8a26-57ad50d2eea3
6