PDF malware analysis — malicious · ad9f75a994b95a3a

MALICIOUS

PDF

10.4 KB

MD5: 70f9a1fed0dd24cef7539418f638a89c SHA-1: deb746e4ef4d74b7a91bb03bff0574cb89c5eaec SHA-256: ad9f75a994b95a3aa5ddd8f849a6210ae6416f18ff4766afd95a250673fc31c8

78 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1027 Obfuscated Files or Information

The PDF file exhibits characteristics of malicious intent, including obfuscated object names and the presence of an embedded file. The ClamAV detection for 'Heuristics.PDF.ObfuscatedNameObject' strongly suggests malicious activity. The embedded file, named 'embedded_file_obj0001.bin', is likely the payload. The XFA form and the unusual characters in the document body further indicate attempts to hide malicious content.

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` `d600c920e20421cd69e6f76f6abe72dc100e9510e84e78453a2237e7bf9dd41f`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x78	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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