PDF malware analysis — malicious · 44c9bc7408941cbf

MALICIOUS

PDF

10.4 KB

MD5: 124d650436854f286023a7a34cc4026f SHA-1: 271cdf84c3b944d228b2cb8e978cd0f650655b70 SHA-256: 44c9bc7408941cbf95e54337b28c3e1be10ce16ed135f9ceae4b680cc4afc6dc

78 Risk Score

Malware Insights

MITRE ATT&CK

T1553.005 Mark-of-the-Web Bypass

The PDF file was flagged by ClamAV with 'Heuristics.PDF.ObfuscatedNameObject', indicating a suspicious structure. Furthermore, it contains an embedded file, 'embedded_file_obj0001.bin', which is a common technique for delivering secondary payloads. The document body is heavily obfuscated and unreadable, providing no direct clues about the user-facing lure.

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` `d6f368cdcf746382b82145b02c94dfa041778b91d5ff1a9738345c6eca1872df`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x8A	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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