Detections

Explore public detection logic contributed by the community across SIEM and rule languages.

177 detections

Detects the full RunPE process-hollowing sequence (suspended process creation, WriteProcessMemory, SetThreadContext, ResumeThread) executed within 30 seconds against an unsigned, non-OS target process.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
000
Correlates a GetUserDefaultUILanguage locale check with subsequent deletion of a known-malicious scheduled task (MicroUpdaterV1, GoogleUpdateService, or MSEdgeUpdateService) and its install directory within a 5-minute window, consistent with DeviceManager's CIS-locale sandbox/analyst evasion self-cleanup routine.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
17010
Correlates Abyssos file-collection/archival commands (GRABBER_START/FM_GET/FM_ARCHIVE/FM_ADDTOARCHIVE) — requiring at least 5 collected files before an archive — with a subsequent non-standard-port outbound connection within 30 minutes, consistent with staged exfiltration over the AES-GCM C2 channel.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
001
Detects mshta.exe invoked with a remote HTTP(S) URL argument, consistent with CountLoader's taskType 10 command proxying malicious script execution through mshta.exe, excluding local file/HTA paths.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
609
Detects the (currently dormant in observed samples) CountLoader capability to rewrite browser shortcuts so they co-launch conhost.exe --headless alongside a legitimate browser.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
509
Detects G12clean.exe creating a kernel driver file (drv.sys or anticheatG13.sys) while its own command line references the XOR key 0xAB, consistent with decoding and dropping an obfuscated driver payload.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
007
Detects DeviceManager creating a scheduled task named MicroUpdaterV1 via schtasks.exe /Create /F from a %TEMP%\t.xml definition, followed by pythonw.exe execution, consistent with DeviceManager's persistence mechanism that re-runs every 10 minutes.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
908
Detects fileless PowerShell execution using an encoded command line consistent with CountLoader v4.5p, corroborated by hidden-window/execution-bypass flags and excluding known legitimate deployment-tool parent processes.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
508
Detects creation of a new Microsoft Edge browser profile with a non-default, non-standard-numbered name, followed within 5 minutes by creation of files/folders containing "extension" or "native" under that profile's User Data path — consistent with the Edgecution malicious Edge extension backdoor installation flow.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
305
Detects folder-existence checks for Ledger Live/Wallet, cryptocurrency wallet directories (atomic, Exodus, Guarda, KeepKey, BitBox02), and Signal Desktop under %APPDATA%, correlated with a WMI AV-discovery query from the same process within 15 minutes, consistent with CountLoader's crypto-wallet reconnaissance.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
807
Detects CountLoader's taskType 9 USB-worming behavior: a recently created/modified .lnk file on a non-system drive followed by mshta.exe execution referencing that .lnk with a remote HTTP(S) URL.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
407
Detects the DOUBLECUP ClickFix Stage 1 execution chain where a cmd /c for/f loop searches for powershell.exe via the wildcard pattern 'where pow?r?hell.exe' and pipes through findstr "ZZ1984" to locate and extract the steganographic PNG payload marker before invoking PowerShell.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
307
Detects a WMI query against root\SecurityCenter2 AntiVirusProduct for displayName, correlated with an encoded PowerShell execution (-enc/-EncodedCommand/-e) from the same process chain within 10 minutes, consistent with CountLoader's AV-discovery step.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
706
Correlates an outbound public-IP lookup (api.ipify.org/ifconfig.me) with a subsequent PBKDF2/SHA-256/XOR-referencing decode operation within 30 seconds on the same process, consistent with DOUBLECUP's environmental-keying anti-sandbox technique.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
606
Detects PowerShell command lines using CountLoader's distinctive custom regex-based JSON-parsing pattern to strip brackets and build hashtables, avoiding the natively-monitored ConvertFrom-Json cmdlet.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
306
Detects a process deleting the exact file it was launched from within 10 seconds of starting, combined with at least one additional suspicious indicator (unusual parent process, encoded command line, or temp/user-writable path), consistent with CountLoader's self-deletion behavior.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
306
Detects CountLoader copying conhost.exe, powershell.exe, and mshta.exe into user-writable directories with p/c/m OneDrive-style name prefixes and patched PE metadata (OriginalFileName), running outside standard system directories.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
306
Detects CountLoader creating a scheduled task named GoogleUpdateService<GUID> via the Schedule.Service COM object to run an embedded Python environment (App.py) every 25 minutes, masquerading as a legitimate Google Update task.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
406
Detects cross-process memory copy activity via IOCTL code 0x2220C8 or the MmCopyVirtualMemory kernel routine, associated with the Phantom Mantis G13 EDR-killer driver.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
005
Detects mass file renaming (ransomware-style encryption behavior) within 30 minutes after execution of Phantom Mantis EDR-killer tooling, indicating endpoint defenses were pinned immediately before ransomware deployment.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
005
Detects a wmic process query followed by Windows Mutex creation, both initiated by python.exe/pythonw.exe running from a non-standard installation path, within a 5-minute window, consistent with DeviceManager's single-instance enforcement check.
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Duo Tech@duotech
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Detections.ai Community
3 months ago
805
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