MALICIOUS
78
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious File
T1566.002 Spearphishing Attachment
The PDF file was detected by ClamAV as Pdf.Exploit.Agent-36874, indicating it contains a known exploit. Heuristics also identified XFA form elements and an AcroForm button with an action trigger, common components in malicious PDFs designed to execute exploits. The presence of a suspicious extracted artifact, a long encoded blob, further supports the malicious nature of the file. The exact exploit and payload are not detailed in the provided evidence, but the overall pattern suggests a delivery mechanism for a secondary malicious component.
Heuristics 4
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ClamAV: Pdf.Exploit.Agent-36874 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Exploit.Agent-36874
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XFA form low PDF_XFAPDF uses XML Forms Architecture — can contain script logic
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AcroForm button with action trigger low PDF_ACROFORM_BUTTONPDF contains a /Btn form field together with a SubmitForm/URI/Launch/JS trigger — this is the building block of fake 'Download' or 'Open' button overlays used in PDF phishing lures
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Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGEOne or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_001_off000008ed.bin3c13d2565330ddd6ce7a4971286cf575a26fb3b8cdf7aec1f54ded2951ed8ddf |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x8ED | 1483 bytes |
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Detection
ClamAV:
No threats found
Obfuscation or payload:
likely
Carved artifact contains 1 long base64-like blob(s).
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