PDF malware analysis — malicious · 934ebcb233644311

MALICIOUS

PDF

10.5 KB

MD5: 37e5b2c60ab7acf0c63fb7eb3628061b SHA-1: 05fcd27cf5c15cbef201da67128183b1efd04f00 SHA-256: 934ebcb2336443117457a15432234a833181da6d574a11260370992b57977209

78 Risk Score

Malware Insights

MITRE ATT&CK

T1557 Adversary-Controlled Active Content

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 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` `a097b84e31d6b7db9c813e04e88d439525ae87fb60a20278b6b1c971bd1f6cae`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x86	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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