Query: write Sigma for Detects direct access to raw pastes in different paste services often used by malware in their second stages to download
Matching passage: Sigma rule: Detects direct access to raw pastes in different paste services often used by malware in their second stages to download. Logsource: proxy. Rule: title: Raw Paste Service Access id: 5468045b-4fcc-4d1a-973c-c9c9578edacb status: test description: Detects direct access to raw pastes in different paste services often used by malware in their second stages to download malicious code in encrypted or encoded form references: - https://www.virustotal.com/gui/domain/paste.ee/relations author: Florian Roth (Nextron Systems) date: 2019-12-05 modified: 2023-01-19 tags: - attack.command-and-control - attack.t1071.001 - attack.t1102.001 - attack.t1102.003 logsource: category: proxy detection: selection: c-uri|contains: - .paste.ee/r/ - .pastebin.com/raw/ - .hastebin.com/raw/ - .ghostbin.co/paste/*/raw/ - pastetext.net/ - pastebin.pl/ - paste.ee/ condition: selection falsepositives: - User activity (e.g. developer that shared and copied code snippets and used the raw link instead of just copy & paste) level: high
Near-miss passage: Sigma rule: Detects creation of specific system DLL files that are usually not present on the system (or at least not in system dir. Logsource: windows / file_event. Rule: title: Creation Of Non-Existent System DLL id: df6ecb8b-7822-4f4b-b412-08f524b4576c related: - id: 6b98b92b-4f00-4f62-b4fe-4d1920215771 type: similar status: test description: '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. Phantom DLL hijacking involves placing malicious DLLs with names of non-existent system binaries in locations where legitimate applications may search for them, leading to execution of the malicious DLLs. Thus, the creation of such DLLs may indicate preparation for phantom DLL hijacking attacks. ' references: - http://remoteawesomethoughts.blogspot.com/2019/05/windows-10-task-schedulerservice.html - https://clement.notin.org/blog/2020/09/12/CVE-2020-7315-McAfee-Agent-DLL-injection/ - https://decoded.avast.io/martinchlumecky/png-steganography/ - https://github.com/blackarrowsec/redteam-research/tree/26e6fc0c0d30d364758fa11c2922064a9a7fd309/LPE%20via%20StorSvc - https://github.com/Wh04m1001/SysmonEoP - https://itm4n.github.io/cdpsvc-dll-hijacking/ - https://posts.specterops.io/lateral-movement-scm-and-dll-hijacking-primer-d2f61e8ab992 - https://securelist.com/passiveneuron-campaign-with-apt-implants-and-cobalt-strike/117745/ - https://www.crowdstrike.com/en-us/blog/4-ways-adversaries-hijack-dlls/ - https://www.hexacorn.com/blog/2013/12/08/beyond-good-ol-run-key-part-5/ - https://www.hexacorn.com/blog/2025/06/14/wermgr-exe-boot-offdmpsvc-dll-lolbin/ - https://www.hexacorn.com/blog/2025/06/14/wpr-exe-boottrace-phantom-dll-axeonoffhelper-dll-lolbin/ - https://x.com/0gtweet/status/1564131230941122561 author: Nasreddine Bencherchali (Nextron Systems), fornotes date: 2022-12-01 modified: 2026-01-24 tags: - attack.persistence - attack.privilege-escalation - attack.execution - attack.stealth - attack.t1574.001 logsource: product: windows category: file_event detection: selection: TargetFilename|endswith: - :\Windows\System32\axeonoffhelper.dll - :\Windows\System32\cdpsgshims.dll - :\Windows\System32\oci.dll - :\Windows\System32\offdmpsvc.dll - :\Windows\System32\shellchromeapi.dll - :\Windows\System32\TSMSISrv.dll - :\Windows\System32\TSVIPSrv.dll - :\Windows\System32\wbem\wbemcomn.dll - :\Windows\System32\WLBSCTRL.dll - :\Windows\System32\wow64log.dll - :\Windows\System32\WptsExtensions.dll - \SprintCSP.dll condition: selection falsepositives: - Unknown level: medium regression_tests_path: regression_data/rules/windows/fil