MALICIOUS
78
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1204.002 Malicious File
The critical ClamAV heuristic identified the sample as 'Pdf.Exploit.Agent-35572', indicating a known PDF exploit. Low-level heuristics confirm the presence of embedded JavaScript, which is often used to deliver secondary payloads. The extracted JavaScript file, 'javascript_obj0007_000.js', is highly obfuscated, preventing a detailed analysis of its specific actions, but its presence strongly suggests malicious intent. The document body content is largely nonsensical and appears to be filler text, further supporting the exploit-driven nature of the PDF.
Heuristics 4
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ClamAV: Pdf.Exploit.Agent-35572 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Exploit.Agent-35572
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JavaScript action low PDF_JAVASCRIPTPDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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 |
|---|---|---|---|
javascript_obj0007_000.jsb419e24bfb17f5525111b23e61f6332271e371fd6980821b0b9a69249815be56 |
pdf-javascript-stream | PDF /JS object 7 at offset 0x4ED | 7198 bytes |
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Detection
ClamAV:
No threats found
Obfuscation or payload:
likely
Carved artifact contains 1 eval/decoder/string-building token(s).
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