PDF malware analysis — malicious · ceb2242268adf65b

MALICIOUS

PDF

10.4 KB

MD5: 81ca8a3dd888f26f8fb5be18326c95fc SHA-1: 4919e8fc7289fe0537c571de50cf30f07fd7d90f SHA-256: ceb2242268adf65b74375000a94c12164a63d4eed44105c6c98968a4bd31ff82

78 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF file was flagged by ClamAV with 'Heuristics.PDF.ObfuscatedNameObject', indicating a suspicious structure often used to hide malicious content. Additionally, a suspicious embedded file was extracted. These indicators suggest the document is designed to exploit a PDF vulnerability and deliver a secondary 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` `927e950fd8751ab7f6e2cf552bad0f60eacc9ce1e73d5687233a62c87936bd05`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x82	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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