MALICIOUS
76
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The file is a PDF containing obfuscated JavaScript, as indicated by multiple heuristic firings including ClamAV's detection of an obfuscated name object. The presence of JavaScript actions and embedded JS streams suggests an attempt to exploit vulnerabilities within the PDF reader. The SHA256 hash is included as a primary indicator.
Heuristics 3
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ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTIONClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
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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.
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
javascript_obj0011_000.jsd75aba2bc241d027161697fa7aada0bf45c7afe5b58fce1bb0bf66350349f123 |
pdf-javascript-stream | PDF /JS object 11 at offset 0x1208 | 1983 bytes |
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