PDF malware analysis — malicious · 9c9763443e57cade

MALICIOUS

PDF

10.4 KB

MD5: 693e47a38d53fd90850001882eb018fc SHA-1: c4db1fe6cce0ff912ada2ba4225162dd40bc0d5b SHA-256: 9c9763443e57cade0101781fb9fa2734029a058a1bd0a7163a4d5f462c2a7fec

78 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious File

The PDF file contains an embedded binary artifact, indicated by the PDF_EMBEDDED heuristic and the presence of 'embedded_file_obj0001.bin'. ClamAV also flagged this as Heuristics.PDF.ObfuscatedNameObject, suggesting malicious intent. The embedded file is likely a second-stage payload, and its presence strongly suggests an attack pattern involving malicious attachments.

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` `b5ef896cd4b780f20fb7de0bfd5d074a430ecef8c4e27fc95b5b86a2ab2ae83b`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x88	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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