PDF malware analysis — malicious · e1dc3e7edb5b09c4

MALICIOUS

PDF

10.4 KB

MD5: ebc524fbdd2e259d738a2b4229f1815c SHA-1: 6d8d18162666317ba11db6af3e74b44345028427 SHA-256: e1dc3e7edb5b09c4ac79478280b0b0d491cf2cba8e058477cfc20bd8f91696c7

108 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1027 Obfuscated Files or Information

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for obfuscated objects and an ML classifier indicating maliciousness. An embedded file was also extracted, suggesting this PDF is a container for a secondary malicious payload. The document body is heavily obfuscated and unreadable, further supporting the presence of malicious intent.

Machine Learning

Nyx PDF Classifier malicious score 0.9990

Heuristics 4

ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION

ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
Embedded file low PDF_EMBEDDED

PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One 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
`embedded_file_obj0001.bin` `8d4904857807465ae72f9246008f29f38704f981f562dc7dfcf383cf60eebccd`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x86	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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