PDF malware analysis — malicious · dfff39bc82476f86

MALICIOUS

PDF

10.4 KB

MD5: c4c22e0a04a8982d9b86bdb195854aba SHA-1: 234d33506d9a87edb0bb1438b8928ef7fa387165 SHA-256: dfff39bc82476f869f4b62ba20cc46b739267473b22ee02c843da7f4387219f2

78 Risk Score

Malware Insights

MITRE ATT&CK

T1553 Subvert Trust Controls

The PDF file was flagged as malicious due to an embedded object, which is a common technique for delivering secondary payloads. The ClamAV heuristic 'Heuristics.PDF.ObfuscatedNameObject' further indicates suspicious content within the PDF structure. The embedded file 'embedded_file_obj0001.bin' is the primary indicator of malicious intent, suggesting it is the payload.

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` `300cfebe6e57c9e6a7950812b5a7194aaab226ea31f4c179ce2f9ae89aa3ee4b`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x80	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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